X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Ffilm_state.cc;h=a4d88d0e05a295cffe096231dd9956a4335fa687;hb=129afab72bfc026b5704c41a6bfc0f4b3a2c4033;hp=e472434ce97442373117b38da39f8119924242dc;hpb=c252cb33a3ca8088fbe091af903a77ad8a098969;p=dcpomatic.git

diff --git a/src/lib/film_state.cc b/src/lib/film_state.cc
index e472434ce..a4d88d0e0 100644
--- a/src/lib/film_state.cc
+++ b/src/lib/film_state.cc
@@ -35,6 +35,7 @@
 #include "format.h"
 #include "dcp_content_type.h"
 #include "util.h"
+#include "exceptions.h"
 
 using namespace std;
 using namespace boost;
@@ -79,6 +80,9 @@ FilmState::write_metadata (ofstream& f) const
 	f << "audio_gain " << audio_gain << "\n";
 	f << "audio_delay " << audio_delay << "\n";
 	f << "still_duration " << still_duration << "\n";
+	f << "with_subtitles " << with_subtitles << "\n";
+	f << "subtitle_offset " << subtitle_offset << "\n";
+	f << "subtitle_scale " << subtitle_scale << "\n";
 
 	/* Cached stuff; this is information about our content; we could
 	   look it up each time, but that's slow.
@@ -93,6 +97,7 @@ FilmState::write_metadata (ofstream& f) const
 	f << "audio_sample_rate " << audio_sample_rate << "\n";
 	f << "audio_sample_format " << audio_sample_format_to_string (audio_sample_format) << "\n";
 	f << "content_digest " << content_digest << "\n";
+	f << "has_subtitles " << has_subtitles << "\n";
 }
 
 /** Read state from a key / value pair.
@@ -141,6 +146,12 @@ FilmState::read_metadata (string k, string v)
 		audio_delay = atoi (v.c_str ());
 	} else if (k == "still_duration") {
 		still_duration = atoi (v.c_str ());
+	} else if (k == "with_subtitles") {
+		with_subtitles = (v == "1");
+	} else if (k == "subtitle_offset") {
+		subtitle_offset = atoi (v.c_str ());
+	} else if (k == "subtitle_scale") {
+		subtitle_scale = atof (v.c_str ());
 	}
 	
 	/* Cached stuff */
@@ -164,6 +175,8 @@ FilmState::read_metadata (string k, string v)
 		audio_sample_format = audio_sample_format_from_string (v);
 	} else if (k == "content_digest") {
 		content_digest = v;
+	} else if (k == "has_subtitles") {
+		has_subtitles = (v == "1");
 	}
 }
 
@@ -183,10 +196,22 @@ FilmState::thumb_file (int n) const
  */
 string
 FilmState::thumb_file_for_frame (int n) const
+{
+	return thumb_base_for_frame(n) + ".png";
+}
+
+string
+FilmState::thumb_base (int n) const
+{
+	return thumb_base_for_frame (thumb_frame (n));
+}
+
+string
+FilmState::thumb_base_for_frame (int n) const
 {
 	stringstream s;
 	s.width (8);
-	s << setfill('0') << n << ".tiff";
+	s << setfill('0') << n;
 	
 	filesystem::path p;
 	p /= dir ("thumbs");
@@ -278,3 +303,31 @@ FilmState::bytes_per_sample () const
 
 	return 0;
 }
+
+int
+FilmState::target_sample_rate () const
+{
+	/* Resample to a DCI-approved sample rate */
+	double t = dcp_audio_sample_rate (audio_sample_rate);
+
+	/* Compensate for the fact that video will be rounded to the
+	   nearest integer number of frames per second.
+	*/
+	if (rint (frames_per_second) != frames_per_second) {
+		t *= frames_per_second / rint (frames_per_second);
+	}
+
+	return rint (t);
+}
+
+int
+FilmState::dcp_length () const
+{
+	if (dcp_frames) {
+		return dcp_frames;
+	}
+
+	return length;
+}
+
+