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GXF time base is always based on "fields" per second even for

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non-interlaced video.
Should fix issue 1766.

Originally committed as revision 22256 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger 2010-03-06 22:20:33 +00:00
parent 63833766dc
commit 192c14fa55
1 changed files with 2 additions and 2 deletions
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4
libavformat/gxf.c
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@ -313,7 +313,7 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
st = s->streams[idx]; st = s->streams[idx];
if (!main_timebase.num || !main_timebase.den) { if (!main_timebase.num || !main_timebase.den) {
main_timebase.num = si.frames_per_second.den; main_timebase.num = si.frames_per_second.den;
main_timebase.den = si.frames_per_second.num * si.fields_per_frame; main_timebase.den = si.frames_per_second.num * 2;
} }
st->start_time = si.first_field; st->start_time = si.first_field;
if (si.first_field != AV_NOPTS_VALUE && si.last_field != AV_NOPTS_VALUE) if (si.first_field != AV_NOPTS_VALUE && si.last_field != AV_NOPTS_VALUE)
@ -344,7 +344,7 @@ static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
if (!main_timebase.num || !main_timebase.den) { if (!main_timebase.num || !main_timebase.den) {
// this may not always be correct, but simply the best we can get // this may not always be correct, but simply the best we can get
main_timebase.num = fps.den; main_timebase.num = fps.den;
main_timebase.den = fps.num; main_timebase.den = fps.num * 2;
} }
} else } else
av_log(s, AV_LOG_INFO, "UMF packet too short\n"); av_log(s, AV_LOG_INFO, "UMF packet too short\n");