Update design doc.

[dcpomatic.git] / doc / design / CCAP

diff --git a/doc/design/CCAP b/doc/design/CCAP
index ac336f660d6068772a1f21a60cfc7f33d913344d..c60ca293ee3696fc66e5b4600a5f109d8158c385 100644 (file)
--- a/doc/design/CCAP
+++ b/doc/design/CCAP
@@ -4,3 +4,14 @@ Then have text content/decoder which can be used-as subtitle or ccap.
 Doubling-up of subtitle/ccap starts in player: that emits subtitle or closedcaption, writer writes both.
 libdcp gets closedcaptionasset with some common ground with subtitleasset, maybe
 add_text_asset() which is called for subtitle + ccap by ReelWriter::create_reel()
+
+CPLs can have CCAP and subtitle; actual files appear to be the same as subs.
+
+Maybe we just want a subtitle type with the emissions e.g. instead of emit(sub) do emit(TEXT_SUBTITLE, sub) or emit(TEXT_CCAP, sub).
+
+Try "bitmap" for bitmapped text and "plain" for actual text?
+
+Should we try to preserve project back-compatibility here (i.e. do we change XML tag names...)
+on the one hand, it's just names, on the other hand...
+
+Content needs a list<TextContent> since DCP content may have multiple bits.
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