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Set the field order when interlace is on #534

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merged 6 commits into from
Oct 16, 2020
Merged

Set the field order when interlace is on #534

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56736e9
Set the field order when interlace is on
eisneinechse Jun 16, 2020
cba4af3
Merge pull request #2 from eisneinechse/develop
eisneinechse Jun 27, 2020
f69aa41
Add some comment
eisneinechse Jul 9, 2020
8577848
Merge branch 'develop' into interlace
eisneinechse Jul 9, 2020
36c32f3
Merge branch 'develop' into interlace
eisneinechse Sep 13, 2020
47fca02
video_codec -> video_codec_ctx
eisneinechse Sep 13, 2020
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8 changes: 8 additions & 0 deletions src/FFmpegWriter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -340,6 +340,14 @@ void FFmpegWriter::SetOption(StreamType stream, std::string name, std::string va
st = video_st;
// Get codec context
c = AV_GET_CODEC_PAR_CONTEXT(st, video_codec_ctx);
// Was a codec / stream found?
if (c) {
if (info.interlaced_frame) {
c->field_order = info.top_field_first ? AV_FIELD_TT : AV_FIELD_BB;
// We only use these two version and ignore AV_FIELD_TB and AV_FIELD_BT
// Otherwise we would need to change the whole export window
}
}
} else if (info.has_audio && stream == AUDIO_STREAM && audio_st) {
st = audio_st;
// Get codec context
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