pot/merge.

18 files changed, 666 insertions, 630 deletions

diff --git a/src/lib/po/cs_CZ.po b/src/lib/po/cs_CZ.po
index 54953872c..8f44e2be5 100644
--- a/src/lib/po/cs_CZ.po
+++ b/src/lib/po/cs_CZ.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2022-07-07 10:13+0200\n"
 "Last-Translator: Tomáš Begeni <begeni@razdva.cz>\n"
 "Language-Team: \n"
@@ -65,8 +65,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " na %1"
@@ -199,7 +199,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -497,16 +497,16 @@ msgstr "Skryté titulky"
 msgid "Colour primaries"
 msgstr "Primární volby barev"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1103,6 +1103,7 @@ msgstr "KDM doručení: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kernel deinterlacer"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1290,6 +1291,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Public Service Announcement (Veřejné oznámení služby)"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1921,8 +1923,8 @@ msgstr "[stále]"
 msgid "[subtitles]"
 msgstr "[titulky]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -1999,32 +2001,32 @@ msgstr "chyba při async_write (%1)"
 msgid "frames per second"
 msgstr "snímky za sekundu"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "nemá skryté titulky ve všech reelech."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "nemá otevřené titulky ve všech reelech."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "nemá zvuk ve všech reelech."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "má jinou snímkovou frekvenci za sekundu pro film."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2032,42 +2034,42 @@ msgstr ""
 "má počáteční oříznutí, takže musí být přepsány jeho titulky nebo skryté "
 "titulky."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "je 2K a film je 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "je 4K a film je 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "to je Interop a film je nastaven na SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "to je SMPTE a film je Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "překrývá jiný zvukový obsah; odstranit jiný obsah."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "překrývá se s jiným textovým obsahem; odeberte další obsah."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "překrývá se s jiným videoobsahem; odstranit jiný obsah."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2076,12 +2078,12 @@ msgstr ""
 "délka reelu se liší od délky filmu; nastavte reel mod na 'rozdělit podle "
 "obsahu videa’."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "velikost video rámečku se liší od filmu."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2094,7 +2096,7 @@ msgstr "přesouvám"
 msgid "name"
 msgstr "jméno"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2102,14 +2104,14 @@ msgid ""
 msgstr ""
 "jeden ze skrytých titulků má nenulový vstupní bod, takže musí být přepsán."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr "jeden z titulků má nenulový vstupní bod, takže musí být přepsán."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/da_DK.po b/src/lib/po/da_DK.po
index 79a296f75..dbee0fd47 100644
--- a/src/lib/po/da_DK.po
+++ b/src/lib/po/da_DK.po
@@ -6,7 +6,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2019-04-06 12:29+0200\n"
 "Last-Translator: FULL NAME &lt;EMAIL@ADDRESS&gt;\n"
 "Language-Team: LANGUAGE &lt;LL@li.org&gt;\n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " på %1"
@@ -195,7 +195,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 bps"
@@ -471,16 +471,16 @@ msgstr "Lukkede billedtekster"
 msgid "Colour primaries"
 msgstr "Primærfarver"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1098,6 +1098,7 @@ msgstr "KDM-levering: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kerne sammenfletter"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1288,6 +1289,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "Publikumsorientering (PSA)"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1912,8 +1914,8 @@ msgstr "[stillbillede]"
 msgid "[subtitles]"
 msgstr "[undertekster]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_spole%1"
@@ -1994,73 +1996,73 @@ msgstr "fejl ved async_write (%1)"
 msgid "frames per second"
 msgstr "billeder pr. sekund"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "t"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "den har ikke billedtekster på alle spoler."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "den har ikke undertekster på alle spoler."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "den har ikke lyd på alle spoler."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "den har en anden billedhastighed end filmen."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "den er 2K og filmen er 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "den er 4K og filmen er 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "den er i Interop formatet og filmen er i SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "den er i SMPTE formatet og filmen er i Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "den overlapper med anden lyd; fjern det andet indhold."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "den overlapper med anden tekst; fjern det andet indhold."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "den overlapper med andet video indhold; fjern det andet indhold."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2069,12 +2071,12 @@ msgstr ""
 "dens spolelængder er forskellige fra filmens; set sæt spole-indstillingen "
 "til 'opdel efter videoindhold'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "dens billedstørrelse er forskellig fra filmens."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2087,21 +2089,21 @@ msgstr "flytter"
 msgid "name"
 msgstr "navn"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/de_DE.po b/src/lib/po/de_DE.po
index e2ca98714..0174040cf 100644
--- a/src/lib/po/de_DE.po
+++ b/src/lib/po/de_DE.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2021-08-20 20:44+0200\n"
 "Last-Translator: Carsten Kurz\n"
 "Language-Team: DCP-o-matic translators\n"
@@ -65,8 +65,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " am %1"
@@ -201,7 +201,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -514,16 +514,16 @@ msgstr "Closed Captions"
 msgid "Colour primaries"
 msgstr "Grundfarbbezug ('primaries')"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1157,6 +1157,7 @@ msgstr "KDM Zustellung: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kernel De-Interlacer"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1353,6 +1354,7 @@ msgstr "Promotional"
 msgid "Public Service Announcement"
 msgstr "Hinweis - PSA"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -2038,8 +2040,8 @@ msgstr "[Standbild]"
 msgid "[subtitles]"
 msgstr "[Untertitel]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -2120,33 +2122,33 @@ msgstr "error during async_write (%1)"
 msgid "frames per second"
 msgstr "Bilder pro Sekunde"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr ""
 "Das DCP enthält in einigen Akten ('Reels') keine Closed Captions (CCAP)."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "Das DCP enthält in einigen Akten ('Reels') keine Untertitel."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "Das DCP enthält in einigen Akten ('Reels') keinen Ton."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "Dieses Projekt verwendet eine andere Bildrate als dieses DCP."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2154,56 +2156,56 @@ msgstr ""
 "Es hat eine Kürzung des Starts; daher müssen die Untertitel oder Closed "
 "Captions (CCAP) neu geschrieben werden."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr ""
 "es ist in 2k, das gegenwärtige Projekt jedoch 4k. Eine Mischung ist nicht "
 "möglich!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr ""
 "es ist in 4k, das gegenwärtige Projekt jedoch 2k. Eine Mischung ist nicht "
 "möglich!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr ""
 "Dieses Projekt ist auf ’SMPTE’ Standard konfiguriert, das referenzierte DCP "
 "ist jedoch in ‚INTEROP‘! Eine Mischung ist nicht möglich!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr ""
 "Dieses Projekt ist auf ‚INTEROP‘ Standard konfiguriert, das referenzierte "
 "DCP ist jedoch in ‚SMPTE‘. Eine Mischung ist nicht möglich!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr ""
 "Einige Audioanteile überlappen mit diesem DCP, bitte entfernen Sie diese (-"
 ">Zeitleiste)!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr ""
 "Einige Textanteile überlappen in diesem DCP, bitte entfernen Sie diese (-"
 ">Zeitleiste)!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr ""
 "Einige Videoanteile überlappen mit diesem DCP, bitte entfernen Sie diese (-"
 ">Zeitleiste)!"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2212,12 +2214,12 @@ msgstr ""
 "Aktlängen im aktuellen Projekt unterscheiden sich von DCP; Aktaufteilung "
 "unter 'DCP' muss auf 'An Inhaltsgrenzen aufteilen' gesetzt werden."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "Dieses Projekt verwendet eine andere Bildauflösung als dieses DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2231,7 +2233,7 @@ msgid "name"
 msgstr "Name"
 
 # typo in original language? "one if its" -> "one of its"
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 #, fuzzy
 msgid ""
@@ -2242,7 +2244,7 @@ msgstr ""
 "ist; daher muss sie erneut geschrieben werden."
 
 # typo in original language? "one if its" -> "one of its"
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 #, fuzzy
 msgid ""
@@ -2252,7 +2254,7 @@ msgstr ""
 "eine der Untertitel zu einer Akte ('Reel') hat einen Einstiegspunkt, der "
 "ungleich Null ist; daher muss er erneut geschrieben werden. UD"
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/es_ES.po b/src/lib/po/es_ES.po
index 1dab974fc..065f42654 100644
--- a/src/lib/po/es_ES.po
+++ b/src/lib/po/es_ES.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: LIBDCPOMATIC\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2021-10-17 22:41-0400\n"
 "Last-Translator: Manuel AC <manuel.acevedo@civantos.>\n"
 "Language-Team: Manuel AC <manuel.acevedo@civantos.com>\n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " el %1"
@@ -198,7 +198,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -497,16 +497,16 @@ msgstr "Subtítulos cerrados"
 msgid "Colour primaries"
 msgstr "Colores primarios"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1105,6 +1105,7 @@ msgstr "Envío de KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kernel deinterlacer"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1296,6 +1297,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Anuncio de servicio público"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1936,8 +1938,8 @@ msgstr "[imagen fija]"
 msgid "[subtitles]"
 msgstr "[subtítulos]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_bobina%1"
@@ -2014,32 +2016,32 @@ msgstr "error durante async_write (%1)"
 msgid "frames per second"
 msgstr "imágenes por segundo"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "no tiene subtítulos cerrados en todas las bobinas."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "no tiene subtítulos en todas las bobinas."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "no tiene audio en todas las bobinas."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "tiene una velocidad diferente a la película."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2047,42 +2049,42 @@ msgstr ""
 "tiene un recorte del inicio, así que los subtítulos, cerrados o abiertos, "
 "deben ser reescritos."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "es 2K y la película es 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "es 4K y la película es 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "es Interop y la película es SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "es SMPTE y la película es Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "se superpone a otro contenido de audio; elimina el otro contenido."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "se superpone a otro contenido de texto; elimina el otro contenido."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "se superpone a otro contenido de vídeo; elimina el otro contenido."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2091,12 +2093,12 @@ msgstr ""
 "la duración de las bobinas no coincide con la de la película; seleccione el "
 "modo de bobinas ‘dividir por contenido’."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "su tamaño de imagen de vídeo es diferente al de la película."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2109,7 +2111,7 @@ msgstr "moviendo"
 msgid "name"
 msgstr "nombre"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2118,7 +2120,7 @@ msgstr ""
 "uno de los subtítulos cerrados tiene un punto de entrada que no es cero y "
 "debe ser reescrito."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2127,7 +2129,7 @@ msgstr ""
 "una de las bobinas de subtítulos tiene un punto de entrada que no es cero y "
 "debe ser reescrita."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/fr_FR.po b/src/lib/po/fr_FR.po
index 527bca9e3..79e3125e2 100644
--- a/src/lib/po/fr_FR.po
+++ b/src/lib/po/fr_FR.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DCP-o-matic FRENCH\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2019-05-07 14:28+0100\n"
 "Last-Translator: Grégoire AUSINA <gregoire@gisele-productions.eu>\n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " le %1"
@@ -198,7 +198,7 @@ msgstr ""
 msgid "9"
 msgstr "9"
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 ips"
@@ -501,16 +501,16 @@ msgstr "Sous-titres codés"
 msgid "Colour primaries"
 msgstr "Couleurs primaires"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1117,6 +1117,7 @@ msgstr "Livraison KDM : $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Désentrelaceur à noyau"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1308,6 +1309,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Annonce d'intérêt public"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "D"
@@ -1964,8 +1966,8 @@ msgstr "[image fixe]"
 msgid "[subtitles]"
 msgstr "[sous-titres]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_bobine%1"
@@ -2042,32 +2044,32 @@ msgstr "erreur pendant async_write (%1)"
 msgid "frames per second"
 msgstr "images par seconde"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "pas de sous-titres codés dans toutes ses bobines."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "pas de sous-titres dans toutes ses bobines."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "pas de son dans toutes ses bobines."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "la fréquence des images est différente de celle du film."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2075,44 +2077,44 @@ msgstr ""
 "il a une coupe de départ et ses sous-titres ou sous-titres codés doivent "
 "donc être réécrits."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "c'est en 2K mais le film est en 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "c'est en 4K mais le film est en 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "c'est en Interop alors que le film est réglé sur SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "c'est en SMPTE alors que le film est réglé sur Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "contenus audio superposés ; enlevez les autres contenus."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr ""
 "il se superpose à un autre contenu textuel ; supprimez cet autre contenu."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr ""
 "il se superpose à un autre contenu vidéo ; supprimez cet autre contenu."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2121,12 +2123,12 @@ msgstr ""
 "les durées de bobines dans le projet diffèrent de celles du DCP ; choisissez "
 "le mode 'découper par contenu vidéo'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "la taille de l'image diffère de celle du film."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2139,7 +2141,7 @@ msgstr "séquence"
 msgid "name"
 msgstr "nom"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2148,7 +2150,7 @@ msgstr ""
 "un de ses sous-titres codés a un point d'entrée non nul, elle doit donc être "
 "réécrite."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2157,7 +2159,7 @@ msgstr ""
 "une de ses bobines de sous-titres a un point d'entrée non nul et doit donc "
 "être réécrite."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/hu_HU.po b/src/lib/po/hu_HU.po
index 3cd617559..5762d1212 100644
--- a/src/lib/po/hu_HU.po
+++ b/src/lib/po/hu_HU.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2022-08-31 21:35+0200\n"
 "Last-Translator: \n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " on %1"
@@ -197,7 +197,7 @@ msgstr ""
 msgid "9"
 msgstr "9"
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -498,16 +498,16 @@ msgstr "Hangleíró felirat"
 msgid "Colour primaries"
 msgstr "Elsődleges színek"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1092,6 +1092,7 @@ msgstr ""
 msgid "Kernel deinterlacer"
 msgstr ""
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1279,6 +1280,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Public Service Announcement"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1842,8 +1844,8 @@ msgstr "[álló]"
 msgid "[subtitles]"
 msgstr "[felirat]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -1920,85 +1922,85 @@ msgstr "hiba az írás közben (%1)"
 msgid "frames per second"
 msgstr "képkocka per másodperc"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "óra"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
 "by video content'."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr ""
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "perc"
@@ -2011,21 +2013,21 @@ msgstr "mozgó"
 msgid "name"
 msgstr "név"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "másodperc"
diff --git a/src/lib/po/it_IT.po b/src/lib/po/it_IT.po
index fa794acea..1901f576b 100644
--- a/src/lib/po/it_IT.po
+++ b/src/lib/po/it_IT.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: IT VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2018-09-30 14:16+0200\n"
 "Last-Translator: William Fanelli <william.f@impronte.com>\n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " on %1"
@@ -195,7 +195,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -473,16 +473,16 @@ msgstr "Riduzione rumore"
 msgid "Colour primaries"
 msgstr "Colori primari"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1094,6 +1094,7 @@ msgstr "Consegna KDM: $NOME_CPL"
 msgid "Kernel deinterlacer"
 msgstr "Deinterlacciatore Kernel"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1281,6 +1282,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "Annuncio di pubblico servizio"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1897,8 +1899,8 @@ msgstr "[fermo immagine]"
 msgid "[subtitles]"
 msgstr "[sottotitoli]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1979,78 +1981,78 @@ msgstr "errore durante la scrittura asincrona (%1)"
 msgid "frames per second"
 msgstr "fotogrammi per secondo"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 #, fuzzy
 msgid "it does not have closed captions in all its reels."
 msgstr "il DCP non ha sonoro in nessuna delle parti."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 #, fuzzy
 msgid "it does not have open subtitles in all its reels."
 msgstr "il DCP non ha sottotitoli in nessuna delle parti."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "il DCP non ha sonoro in nessuna delle parti."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "il DCP ha una frequenza fotogrammi diversa rispetto al film."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 #, fuzzy
 msgid "it is 2K and the film is 4K."
 msgstr "il film è impostato su Interop e questo DCP è SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 #, fuzzy
 msgid "it is 4K and the film is 2K."
 msgstr "il film è impostato su Interop e questo DCP è SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "il film è impostato su Interop e questo DCP è SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "il film è impostato su SMPTE e questo DCP è Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "c'è un altro flusso audio che si sovrappone; rimuoverlo."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 #, fuzzy
 msgid "it overlaps other text content; remove the other content."
 msgstr "c'è un altro flusso video che si sovrappone; rimuoverlo."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "c'è un altro flusso video che si sovrappone; rimuoverlo."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2059,12 +2061,12 @@ msgstr ""
 "la lunghezza della bobina differisce da quelle del film; imposta la modalità "
 "bobina su \"dividi per contenuto video\"."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "la dimensione del frame nel film è diversa da quella del DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2077,21 +2079,21 @@ msgstr "spostamento"
 msgid "name"
 msgstr "nome"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/nl_NL.po b/src/lib/po/nl_NL.po
index 64267fd3b..39e9e7130 100644
--- a/src/lib/po/nl_NL.po
+++ b/src/lib/po/nl_NL.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DCP-o-matic\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2023-01-16 04:40+0100\n"
 "Last-Translator: Rob van Nieuwkerk <dcpomatic-translations@berrymount.nl>\n"
 "Language-Team: Rob van Nieuwkerk <dcpomatic-translations@berrymount.nl>\n"
@@ -65,8 +65,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " op %1"
@@ -198,7 +198,7 @@ msgstr ""
 msgid "9"
 msgstr "9"
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -501,16 +501,16 @@ msgstr "Closed captions"
 msgid "Colour primaries"
 msgstr "Primaire kleuren"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1131,6 +1131,7 @@ msgstr "KDM-levering: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kernel deinterlacer"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1320,6 +1321,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Public Service Announcement"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1974,8 +1976,8 @@ msgstr "[stilstaand beeld]"
 msgid "[subtitles]"
 msgstr "[ondertitels]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -2052,32 +2054,32 @@ msgstr "fout tijdens async_write (%1)"
 msgid "frames per second"
 msgstr "frames per seconde"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "hij heeft niet closed captions in alle reels."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "hij heeft niet open ondertitels in alle reels."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "hij heeft niet audio in alle reels."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "hij heeft een andere frame rate dan de film."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2085,42 +2087,42 @@ msgstr ""
 "er is een gedeelte van het begin weggeknipt, dus de ondertitels of closed "
 "captions moeten opnieuw geschreven worden."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "hij is 2K en de film is 4k."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "hij is 4K en de film is 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "hij is Interop en de film is SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "hij is SMPTE en de film is Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "hij overlapt met andere audio-content; verwijder deze andere content."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "hij overlapt met andere tekst-content; verwijder deze andere content."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "hij overlapt met andere video-content; verwijder deze andere content."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2129,12 +2131,12 @@ msgstr ""
 "zijn reel-lengtes verschillen van die in de film; stel de reel-mode in op "
 "'splits per video-content'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "zijn video-beeldgrootte verschilt van die in de film."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2147,7 +2149,7 @@ msgstr "verplaatsen"
 msgid "name"
 msgstr "naam"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2156,7 +2158,7 @@ msgstr ""
 "één van zijn closed captions heeft een ingangspunt dat niet nul is, dus die "
 "moet opnieuw geschreven worden."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2165,7 +2167,7 @@ msgstr ""
 "één van zijn ondertitel-reels heeft een ingangspunt dat niet nul is, dus die "
 "moet opnieuw geschreven worden."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/pl_PL.po b/src/lib/po/pl_PL.po
index 3d117edb3..86b9bfb1e 100644
--- a/src/lib/po/pl_PL.po
+++ b/src/lib/po/pl_PL.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2022-05-10 16:47+0200\n"
 "Last-Translator: Michał Tomaszewski <goku1933@gmail.com>\n"
 "Language-Team: Polish <http://translations.dcpomatic.com/projects/dcpomatic/"
@@ -67,8 +67,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " w %1"
@@ -201,7 +201,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 kl/s"
@@ -507,16 +507,16 @@ msgstr "Napisy kodowane"
 msgid "Colour primaries"
 msgstr "Kolory podstawowe"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1116,6 +1116,7 @@ msgstr "Wysyłanie klucza: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Usuwanie przeplotu metodą Kernel"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1303,6 +1304,7 @@ msgstr "Materiał promocyjny"
 msgid "Public Service Announcement"
 msgstr "Komunikat publiczny"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1947,8 +1949,8 @@ msgstr "[stopklatka]"
 msgid "[subtitles]"
 msgstr "[napisy]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_rolka%1"
@@ -2025,32 +2027,32 @@ msgstr "wystąpił błąd podczas async_write (%1)"
 msgid "frames per second"
 msgstr "klatek na sekundę"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "nie posiada napisów kodowanych w żadnej rolce."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "nie ma napisów w żadnej rolce."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "nie ma dźwięku w żadnej rolce."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "liczba kl/s w Projekcie i DCP różnią się."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2058,42 +2060,42 @@ msgstr ""
 "posiada przesunięcie na początku, dlatego napisy muszą zostać zapisane na "
 "nowo."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "ma rozdzielczość 2K, a film jest w 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "ma rozdzielczość 4K, a film jest w 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "jest ustawiony na Interop, podczas gdy docelowy DCP jest SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "jest ustawiony na SMPTE, podczas gdy docelowy DCP jest Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "inny materiał audio nakłada się na ten w DCP; usuń go."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "inne napisy nakładają się na te w DCP; usuń je."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "inny materiał wideo nakłada się na ten w DCP; usuń go."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2102,12 +2104,12 @@ msgstr ""
 "ustawienia rolek w Projekcie różnią się od tych w DCP; ustaw tryb podziału "
 "rolek na 'podziel zgodnie z zawartością paczki' w zakładce 'DCP'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "kontener ustawiony w Projekcie rożni się od tej w DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "min"
@@ -2120,7 +2122,7 @@ msgstr "przenoszenie"
 msgid "name"
 msgstr "nazwa"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2129,7 +2131,7 @@ msgstr ""
 "jeden z napisów kodowanych ma niezerowy punkt rozpoczęcia, więc musi być "
 "zapisany ponownie."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2138,7 +2140,7 @@ msgstr ""
 "jedna z rolek z napisami ma niezerowy punkt rozpoczęcia, więc musi być "
 "zapisana ponownie."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/pt_BR.po b/src/lib/po/pt_BR.po
index 990d76b44..ae812b063 100644
--- a/src/lib/po/pt_BR.po
+++ b/src/lib/po/pt_BR.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2018-01-15 16:19-0200\n"
 "Last-Translator: \n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " em %1"
@@ -195,7 +195,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -477,16 +477,16 @@ msgstr "Redução de ruído"
 msgid "Colour primaries"
 msgstr "Primárias de cor"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1114,6 +1114,7 @@ msgstr "Entrega de KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Desentrelaçador (kernel)"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1302,6 +1303,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "Anúncio de Utilidade Pública"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1912,8 +1914,8 @@ msgstr "[imagem estática]"
 msgid "[subtitles]"
 msgstr "[legendas]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1994,84 +1996,84 @@ msgstr "erro durante async_write (%1)"
 msgid "frames per second"
 msgstr "quadros por segundo"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 #, fuzzy
 msgid "it does not have closed captions in all its reels."
 msgstr "O DCP não tem som em todos os rolos."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 #, fuzzy
 msgid "it does not have open subtitles in all its reels."
 msgstr "O DCP não tem legendas em todos os rolos."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 #, fuzzy
 msgid "it does not have sound in all its reels."
 msgstr "O DCP não tem som em todos os rolos."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 #, fuzzy
 msgid "it has a different frame rate to the film."
 msgstr "O filme tem uma taxa de quadros diferente deste DCP."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 #, fuzzy
 msgid "it is 2K and the film is 4K."
 msgstr "O filme está configurado como Interop e este DCP é SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 #, fuzzy
 msgid "it is 4K and the film is 2K."
 msgstr "O filme está configurado como Interop e este DCP é SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 #, fuzzy
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "O filme está configurado como Interop e este DCP é SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 #, fuzzy
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "O filme está configurado como SMPTE e este DCP é Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 #, fuzzy
 msgid "it overlaps other audio content; remove the other content."
 msgstr "Há outros conteúdos de áudio sobrepostos neste DCP. Remova-os."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 #, fuzzy
 msgid "it overlaps other text content; remove the other content."
 msgstr "Há outros conteúdos de vídeo sobrepostos neste DCP. Remova-os."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 #, fuzzy
 msgid "it overlaps other video content; remove the other content."
 msgstr "Há outros conteúdos de vídeo sobrepostos neste DCP. Remova-os."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 #, fuzzy
 msgid ""
@@ -2081,13 +2083,13 @@ msgstr ""
 "A duração dos rolos no filme difere da duração no DCP; coloque o modo "
 "'Rolos' em 'Dividir por arquivo de conteúdo'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 #, fuzzy
 msgid "its video frame size differs from the film's."
 msgstr "O tamanho de quadro do vídeo difere daquele do DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2100,21 +2102,21 @@ msgstr "movendo"
 msgid "name"
 msgstr "nome"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/pt_PT.po b/src/lib/po/pt_PT.po
index 5335de9a3..2a4f48249 100644
--- a/src/lib/po/pt_PT.po
+++ b/src/lib/po/pt_PT.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DCP-o-matic PORTUGUESE (Portugal)\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2016-03-19 18:19+0000\n"
 "Last-Translator: Tiago Casal Ribeiro <tiago@casalribeiro.com>\n"
 "Language-Team: \n"
@@ -68,8 +68,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr ""
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr ""
@@ -193,7 +193,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr ""
@@ -463,16 +463,16 @@ msgstr "Redução de ruído"
 msgid "Colour primaries"
 msgstr "Cores preliminares"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1096,6 +1096,7 @@ msgstr "Envio de chaves KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Desentrelaçador do núcleo"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "E"
@@ -1284,6 +1285,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "Anúncio Público"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "D"
@@ -1864,8 +1866,8 @@ msgstr "[still]"
 msgid "[subtitles]"
 msgstr "[subtitles]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1946,79 +1948,79 @@ msgstr "erro durante escrita assíncrona (%1)"
 msgid "frames per second"
 msgstr "fotogramas por segundo"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 #, fuzzy
 msgid "it does not have closed captions in all its reels."
 msgstr "Não há nenhuma bobina de audio no DCP"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 #, fuzzy
 msgid "it does not have open subtitles in all its reels."
 msgstr "Não há nenhuma bobina de legendas no DCP"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 #, fuzzy
 msgid "it does not have sound in all its reels."
 msgstr "Não há nenhuma bobina de audio no DCP"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 #, fuzzy
 msgid "it overlaps other audio content; remove the other content."
 msgstr "Existe outro conteúdo áudio sobreposto a este DCP; remova-o."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 #, fuzzy
 msgid "it overlaps other text content; remove the other content."
 msgstr "Existe outro conteúdo video sobreposto a este DCP; remova-o."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 #, fuzzy
 msgid "it overlaps other video content; remove the other content."
 msgstr "Existe outro conteúdo video sobreposto a este DCP; remova-o."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 #, fuzzy
 msgid ""
@@ -2028,12 +2030,12 @@ msgstr ""
 "Duração das bobinas do projecto diferente do DCP; defina o parâmetro "
 "'Bobinas' para 'Dividir por conteúdo de vídeo'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr ""
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2046,21 +2048,21 @@ msgstr "a mover"
 msgid "name"
 msgstr "nome"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/ru_RU.po b/src/lib/po/ru_RU.po
index 10a674cb8..4ad475f49 100644
--- a/src/lib/po/ru_RU.po
+++ b/src/lib/po/ru_RU.po
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DCP\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2022-02-11 22:17+0500\n"
 "Last-Translator: Mikhail Epshteyn <virus-2006@yandex.ru>\n"
 "Language-Team: Mikhail Epshteyn\n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " на %1"
@@ -198,7 +198,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 кадр/сек"
@@ -501,16 +501,16 @@ msgstr "Скрытые субтитры"
 msgid "Colour primaries"
 msgstr "Основные цвета"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1122,6 +1122,7 @@ msgstr "Доставка KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Деинтерлейсинг ядром"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1311,6 +1312,7 @@ msgstr "PRO (Промо-ролик)"
 msgid "Public Service Announcement"
 msgstr "PSA (Социальная реклама)"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1950,8 +1952,8 @@ msgstr "[статичный]"
 msgid "[subtitles]"
 msgstr "[субтитры]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -2028,73 +2030,73 @@ msgstr "ошибка во время async_write (%1)"
 msgid "frames per second"
 msgstr "кадра(ов) в секунду"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "ч"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "во всех частях фильма нет скрытых субтитров (CC)."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "во всех частях фильма нет открытых (вшитых) субтитров."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "во всех частях фильма нет звука."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "частота кадров проекта отличается от частоты кадров DCP."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr "имеется обрезка с начала, поэтому субтитры должны быть перезаписаны."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "является 2K, а проект - 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "является 4K, а проект - 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "является Interop, а проект настроен как SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "является SMPTE, а проект настроен как Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "перекрывает другой аудиоконтент; удалите другой контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "перекрывает другой текстовый контент; удалите другой контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "перекрывает другой видеоконтент; удалите другой контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2103,12 +2105,12 @@ msgstr ""
 "длительность частей фильма в проекте отличаются от таковых в DCP; установите "
 "режим частей фильма \"Разделять по видеоконтенту\"."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "размер кадра видео в проекте отличается от размера видео DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "м"
@@ -2121,7 +2123,7 @@ msgstr "движущийся"
 msgid "name"
 msgstr "название"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2130,7 +2132,7 @@ msgstr ""
 "один из файлов скрытых субтитров имеет ненулевой индекс, поэтому он должен "
 "быть перезаписан."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2139,7 +2141,7 @@ msgstr ""
 "одна из частей файла субтитров имеет ненулевой индекс, поэтому он должен "
 "быть перезаписан."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "с"
diff --git a/src/lib/po/sk_SK.po b/src/lib/po/sk_SK.po
index fa3692bcd..b6eae8903 100644
--- a/src/lib/po/sk_SK.po
+++ b/src/lib/po/sk_SK.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2016-01-06 00:23+0100\n"
 "Last-Translator: Tomáš Hlaváč\n"
 "Language-Team: \n"
@@ -68,8 +68,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr ""
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr ""
@@ -193,7 +193,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr ""
@@ -463,16 +463,16 @@ msgstr "Redukcia hluku"
 msgid "Colour primaries"
 msgstr "Primárne voľby fariem"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1093,6 +1093,7 @@ msgstr "KDM donáška: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kernel deinterlacer"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1280,6 +1281,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "Public Service Announcement (Verejné oznámenie služby)"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1859,8 +1861,8 @@ msgstr "[stále]"
 msgid "[subtitles]"
 msgstr "[titulky]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1941,79 +1943,79 @@ msgstr "chyba počas  async_write (%1)"
 msgid "frames per second"
 msgstr "obrázky za sekundu"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "h"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 #, fuzzy
 msgid "it does not have closed captions in all its reels."
 msgstr "DCP nemá zvuk vo všetkých reeloch."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 #, fuzzy
 msgid "it does not have open subtitles in all its reels."
 msgstr "DCP nemá titulky vo všetkých reeloch."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 #, fuzzy
 msgid "it does not have sound in all its reels."
 msgstr "DCP nemá zvuk vo všetkých reeloch."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 #, fuzzy
 msgid "it overlaps other audio content; remove the other content."
 msgstr "Už sa tu nachádza iný zvuk, ktorý sa prekrýva s DCP; zmaže ho."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 #, fuzzy
 msgid "it overlaps other text content; remove the other content."
 msgstr "Už sa tu nachádza iné video, ktoré sa prekrýva s DCP; zmaže ho."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 #, fuzzy
 msgid "it overlaps other video content; remove the other content."
 msgstr "Už sa tu nachádza iné video, ktoré sa prekrýva s DCP; zmaže ho."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 #, fuzzy
 msgid ""
@@ -2023,12 +2025,12 @@ msgstr ""
 "Dĺžka reelu v projekte sa líši od tých v DCP; nastavte reel mod na 'rozdeliť "
 "podľa obsahu videa'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr ""
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2041,21 +2043,21 @@ msgstr "presúvam"
 msgid "name"
 msgstr "meno"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/sl_SI.po b/src/lib/po/sl_SI.po
index 487b7b0dc..4aabbcc43 100644
--- a/src/lib/po/sl_SI.po
+++ b/src/lib/po/sl_SI.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2023-01-30 21:11+0100\n"
 "Last-Translator: Martin Srebotnjak <miles@filmsi.net>\n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " na %1"
@@ -197,7 +197,7 @@ msgstr ""
 msgid "9"
 msgstr "9"
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 sl/s"
@@ -496,16 +496,16 @@ msgstr "Zaprti napisi"
 msgid "Colour primaries"
 msgstr "Primarne barve"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1120,6 +1120,7 @@ msgstr "Dostava KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Razpletalnik jedra"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1307,6 +1308,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Obvestilo o javnih storitvah"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1953,8 +1955,8 @@ msgstr "[fotografija]"
 msgid "[subtitles]"
 msgstr "[podnaslovi]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_reel%1"
@@ -2031,32 +2033,32 @@ msgstr "napaka med async_write (%1)"
 msgid "frames per second"
 msgstr "sličic na sekundo"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "u"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "nima zaprtih napisov v vseh svojih kolutih."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "nima odprtih podnaslovov v vseh svojih kolutih."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "nima zvoka v vseh svojih kolutih."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "ima drugačno hitrost sličic kot film."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
@@ -2064,42 +2066,42 @@ msgstr ""
 "ima začetno obrezavo, tako da morajo biti njegovi podnaslovi ali zaprti "
 "napisi ponovno zapisani."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "Je 2K, film pa 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "Je 4K, film pa 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "je Interop in film je nastavljen na SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "je SMPTE in film je nastavljen na Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "prekriva druge zvočne vsebine; odstranite drugo vsebino."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "prekriva drugo besedilno vsebino; odstranite drugo vsebino."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "prekriva drugo video vsebino; odstranite drugo vsebino."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2108,12 +2110,12 @@ msgstr ""
 "dolžine njegovih kolutov se razlikujejo od dolžin v filmu; nastavite način "
 "kolutov na »razdeli po video vsebini«."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "njegova velikost video sličice se razlikuje od velikosti v filmu."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "m"
@@ -2126,7 +2128,7 @@ msgstr "gibljive slike"
 msgid "name"
 msgstr "ime"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2135,7 +2137,7 @@ msgstr ""
 "eden od zaprtih napisov ima neničelno vstopno točko, zato ga je treba "
 "ponovno zapisati."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2144,7 +2146,7 @@ msgstr ""
 "eden od njegovih podnaslovov ima neničelno vstopno točko, zato ga je treba "
 "ponovno zapisati."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "s"
diff --git a/src/lib/po/sv_SE.po b/src/lib/po/sv_SE.po
index 12caa513b..7d00a00f0 100644
--- a/src/lib/po/sv_SE.po
+++ b/src/lib/po/sv_SE.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DCP-o-matic\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2021-12-28 14:46+0100\n"
 "Last-Translator: Mattias Mattsson <vitplister@gmail.com>\n"
 "Language-Team: \n"
@@ -64,8 +64,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " på %1"
@@ -198,7 +198,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -500,16 +500,16 @@ msgstr "Dövtextning"
 msgid "Colour primaries"
 msgstr "Primärfärger"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1126,6 +1126,7 @@ msgstr "KDM-leverans: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Kärn-avflätare"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1314,6 +1315,7 @@ msgstr "Promo"
 msgid "Public Service Announcement"
 msgstr "Public Service Announcement"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1954,8 +1956,8 @@ msgstr "[stillbild]"
 msgid "[subtitles]"
 msgstr "[undertexter]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_akt%1"
@@ -2032,73 +2034,73 @@ msgstr "fel vid async_write (%1)"
 msgid "frames per second"
 msgstr "bilder per sekund"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "tim"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "den har inte dold undertext i alla akter."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "den har inte undertext i alla akter."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "den har inte ljud i alla akter."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "den har en annan bildhastighet än filmen."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr "den har en beskärning i början så dess undertitlar måste skrivas om."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "den är i 2K men filmen är i 4K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "den är i 4K men filmen är i 2K."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "den är i Interop men filmen är inställd att vara i SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "den är i SMPTE men filmen är inställd att vara i Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "den överlappar med annat ljud-källmaterial; ta bort detta."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "den överlappar med annat undertext-källmaterial; ta bort detta."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "den överlappar med annat video-källmaterial; ta bort detta."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2107,12 +2109,12 @@ msgstr ""
 "dess aktlängder skiljer sig from de i filmen; ställ aktinställningen till "
 "'dela upp enligt källmaterial'."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "bildrutornas storlek skiljer sig från filmens."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "min"
@@ -2126,7 +2128,7 @@ msgstr "rörlig"
 msgid "name"
 msgstr "namn"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
@@ -2134,7 +2136,7 @@ msgid ""
 msgstr ""
 "en av dess undertitlar har en icke-noll början så den måste skrivas om."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
@@ -2142,7 +2144,7 @@ msgid ""
 msgstr ""
 "en av dess undertexter har en icke-noll början så den måste skrivas om."
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "sek"
diff --git a/src/lib/po/tr_TR.po b/src/lib/po/tr_TR.po
index 709ab0e31..95331181b 100644
--- a/src/lib/po/tr_TR.po
+++ b/src/lib/po/tr_TR.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -54,8 +54,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr ""
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr ""
@@ -174,7 +174,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr ""
@@ -435,16 +435,16 @@ msgstr ""
 msgid "Colour primaries"
 msgstr ""
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1007,6 +1007,7 @@ msgstr ""
 msgid "Kernel deinterlacer"
 msgstr ""
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr ""
@@ -1190,6 +1191,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr ""
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr ""
@@ -1748,8 +1750,8 @@ msgstr ""
 msgid "[subtitles]"
 msgstr ""
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1826,85 +1828,85 @@ msgstr ""
 msgid "frames per second"
 msgstr ""
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
 "by video content'."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr ""
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr ""
@@ -1917,21 +1919,21 @@ msgstr ""
 msgid "name"
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr ""
diff --git a/src/lib/po/uk_UA.po b/src/lib/po/uk_UA.po
index 9dff3e975..b9bb659ff 100644
--- a/src/lib/po/uk_UA.po
+++ b/src/lib/po/uk_UA.po
@@ -3,7 +3,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2018-08-20 19:32+0300\n"
 "Last-Translator: Igor Voytovich <i.voyt@dualvfilms.com>\n"
 "Language-Team: Українська\n"
@@ -62,8 +62,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " на %1"
@@ -193,7 +193,7 @@ msgstr ""
 msgid "9"
 msgstr ""
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 кадр/сек"
@@ -470,16 +470,16 @@ msgstr "Придушення шуму"
 msgid "Colour primaries"
 msgstr "Основні кольори"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1095,6 +1095,7 @@ msgstr "Призначення KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "Деинтерлейсинг ядром"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "L"
@@ -1281,6 +1282,7 @@ msgstr ""
 msgid "Public Service Announcement"
 msgstr "PSA (Соціальна реклама)"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "R"
@@ -1892,8 +1894,8 @@ msgstr "[статичний]"
 msgid "[subtitles]"
 msgstr "[субтитри]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr ""
@@ -1974,79 +1976,79 @@ msgstr "помилка під час async_write (%1)"
 msgid "frames per second"
 msgstr "кадра(ів) в секунду"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "г"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 #, fuzzy
 msgid "it does not have closed captions in all its reels."
 msgstr "у всіх бобінах відсутній звук."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 #, fuzzy
 msgid "it does not have open subtitles in all its reels."
 msgstr "у всіх бобінах відсутні субтитри."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "у всіх бобінах відсутній звук."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 #, fuzzy
 msgid "it has a different frame rate to the film."
 msgstr "частота кадрів проекту відрізняється від частоти кадрів DCP."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 #, fuzzy
 msgid "it is 2K and the film is 4K."
 msgstr "є Interop , а проект настроений як SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 #, fuzzy
 msgid "it is 4K and the film is 2K."
 msgstr "є Interop , а проект настроений як SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "є Interop , а проект настроений як SMPTE."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "є SMPTE, а проект настроений як Interop."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "перекриває інший аудіо-контент; приберіть інший аудіо-контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 #, fuzzy
 msgid "it overlaps other text content; remove the other content."
 msgstr "перекриває інший відео-контент; приберіть інший відео-контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "перекриває інший відео-контент; приберіть інший відео-контент."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2055,12 +2057,12 @@ msgstr ""
 "довжини бобін у проекті відрізняються від довжин у DCP; встановіть режим "
 "бобін «Розділяти по відео-контенту»."
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "розмір кадру відео у проекті відрізняється вид розміру відео DCP."
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "м"
@@ -2073,21 +2075,21 @@ msgstr "послідовність"
 msgid "name"
 msgstr "назва"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr ""
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "с"
diff --git a/src/lib/po/zh_CN.po b/src/lib/po/zh_CN.po
index 57dc95ec9..f4e7c575b 100644
--- a/src/lib/po/zh_CN.po
+++ b/src/lib/po/zh_CN.po
@@ -12,7 +12,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: LIBDCPOMATIC\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-03-27 23:02+0200\n"
+"POT-Creation-Date: 2023-03-29 01:43+0200\n"
 "PO-Revision-Date: 2023-03-11 20:28+0800\n"
 "Last-Translator: Dian Li <xslidian@gmail.com>\n"
 "Language-Team: Chinese Simplified (Rov8 branch)\n"
@@ -71,8 +71,8 @@ msgstr ""
 msgid " (%.2f:1)"
 msgstr " (%.2f:1)"
 
-#. / TRANSLATORS: the %1 in this string will be filled in with a day of the week
-#. / to say what day a job will finish.
+#. TRANSLATORS: the %1 in this string will be filled in with a day of the week
+#. to say what day a job will finish.
 #: src/lib/job.cc:582
 msgid " on %1"
 msgstr " 于 %1"
@@ -203,7 +203,7 @@ msgstr ""
 msgid "9"
 msgstr "9"
 
-#. / TRANSLATORS: fps here is an abbreviation for frames per second
+#. TRANSLATORS: fps here is an abbreviation for frames per second
 #: src/lib/transcode_job.cc:175
 msgid "; %1 fps"
 msgstr "; %1 fps"
@@ -485,16 +485,16 @@ msgstr "隐藏式字幕"
 msgid "Colour primaries"
 msgstr "原色"
 
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is unknown (not specified in the file).
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is limited, so that not all possible values are valid.
-#. / TRANSLATORS: this means that the range of pixel values used in this
-#. / file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is unknown (not specified in the file).
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is limited, so that not all possible values are valid.
+#. TRANSLATORS: this means that the range of pixel values used in this
+#. file is full, so that all possible pixel values are valid.
 #: src/lib/ffmpeg_content.cc:552 src/lib/ffmpeg_content.cc:559
 #: src/lib/ffmpeg_content.cc:566 src/lib/ffmpeg_content.cc:576
 #: src/lib/ffmpeg_content.cc:581 src/lib/ffmpeg_content.cc:586
@@ -1074,6 +1074,7 @@ msgstr "发行KDM: $CPL_NAME"
 msgid "Kernel deinterlacer"
 msgstr "隔行扫描"
 
+#. TRANSLATORS: L here is an abbreviation for "left", to indicate the left-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:267 src/lib/util.cc:645
 msgid "L"
 msgstr "左声道"
@@ -1259,6 +1260,7 @@ msgstr "宣传片"
 msgid "Public Service Announcement"
 msgstr "公共服务或公告"
 
+#. TRANSLATORS: R here is an abbreviation for "right", to indicate the right-eye part of a 3D export
 #: src/lib/ffmpeg_encoder.cc:272 src/lib/util.cc:646
 msgid "R"
 msgstr "右声道"
@@ -1866,8 +1868,8 @@ msgstr "[静态图像]"
 msgid "[subtitles]"
 msgstr "[字幕]"
 
-#. / TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
-#. / which reel it is.  Preserve the %1; it will be replaced with the reel number.
+#. TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
+#. which reel it is.  Preserve the %1; it will be replaced with the reel number.
 #: src/lib/ffmpeg_encoder.cc:153
 msgid "_reel%1"
 msgstr "_卷号%1"
@@ -1945,73 +1947,73 @@ msgstr "异步写入错误 (%1)"
 msgid "frames per second"
 msgstr "每秒帧数"
 
-#. / TRANSLATORS: h here is an abbreviation for hours
+#. TRANSLATORS: h here is an abbreviation for hours
 #: src/lib/util.cc:206
 msgid "h"
 msgstr "小时"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:748
 msgid "it does not have closed captions in all its reels."
 msgstr "它的所有分卷都没有隐藏式字幕。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:737
 msgid "it does not have open subtitles in all its reels."
 msgstr "它的所有分卷都没有开放式字幕。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:704
 msgid "it does not have sound in all its reels."
 msgstr "它的所有分卷都没有声音。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:608
 msgid "it has a different frame rate to the film."
 msgstr "它的帧率与影片不一致。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:763
 msgid ""
 "it has a start trim so its subtitles or closed captions must be re-written."
 msgstr "当前内容有修剪，所以字幕或隐藏字幕必须重写。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:665
 msgid "it is 2K and the film is 4K."
 msgstr "它是 2K 分辨率，而影片是 4K。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:662
 msgid "it is 4K and the film is 2K."
 msgstr "它是 4K 分辨率，而影片是 2K。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:596
 msgid "it is Interop and the film is set to SMPTE."
 msgstr "它是Interop类型，而实际打包类型是 SMPTE。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:600
 msgid "it is SMPTE and the film is set to Interop."
 msgstr "它是SMPTE类型，而实际打包类型是 Interop。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:710
 msgid "it overlaps other audio content; remove the other content."
 msgstr "与其他音频内容重叠；请删除其他内容。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:768
 msgid "it overlaps other text content; remove the other content."
 msgstr "与其他文字内容重叠；请删除其他内容。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:675
 msgid "it overlaps other video content; remove the other content."
 msgstr "与其他视频内容重叠；请删除其他内容。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:631
 msgid ""
 "its reel lengths differ from those in the film; set the reel mode to 'split "
@@ -2019,12 +2021,12 @@ msgid ""
 msgstr ""
 "其分卷时长与影片中的不一致；请设置 【 分卷模式 】 为【 按视频内容分割 】。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:670
 msgid "its video frame size differs from the film's."
 msgstr "视频帧大小与影片不一致。"
 
-#. / TRANSLATORS: m here is an abbreviation for minutes
+#. TRANSLATORS: m here is an abbreviation for minutes
 #: src/lib/util.cc:215
 msgid "m"
 msgstr "分"
@@ -2037,21 +2039,21 @@ msgstr "移动"
 msgid "name"
 msgstr "名字"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:754
 msgid ""
 "one of its closed caption has a non-zero entry point so it must be re-"
 "written."
 msgstr "它的一个隐藏字幕有一个非零的时间点，因此必须重写。"
 
-#. / TRANSLATORS: this string will follow "Cannot reference this DCP: "
+#. TRANSLATORS: this string will follow "Cannot reference this DCP: "
 #: src/lib/dcp_content.cc:741
 msgid ""
 "one of its subtitle reels has a non-zero entry point so it must be re-"
 "written."
 msgstr "它的一个字幕卷轴有一个非零的时间点，因此必须重写。"
 
-#. / TRANSLATORS: s here is an abbreviation for seconds
+#. TRANSLATORS: s here is an abbreviation for seconds
 #: src/lib/util.cc:225
 msgid "s"
 msgstr "秒"