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add protection against EAGAIN error in the streams (thanks to vrabaud for the patch - ticket #553)

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This commit is contained in:
Vadim Pisarevsky 2010-11-22 13:07:43 +00:00
parent e18427b139
commit 636cb15f3d
1 changed files with 7 additions and 1 deletions
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8
modules/highgui/src/cap_ffmpeg.cpp
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@ -538,7 +538,13 @@ bool CvCapture_FFMPEG::grabFrame()
}
// get the next frame
while (!valid && (av_read_frame(ic, &packet) >= 0)) {
while (!valid) {
int ret = av_read_frame(ic, &packet);
if (ret == AVERROR(EAGAIN))
continue;
if (ret < 0)
break;
if( packet.stream_index != video_stream ) {
av_free_packet (&packet);
continue;