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when time_base is not set in codec, set it to video_st->time_base

This commit is contained in:
Isaac Connor 2016-07-25 21:42:50 -04:00
parent c58c3efcf5
commit 541f879b26
1 changed files with 9 additions and 4 deletions
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13
src/zm_videostore.cpp
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@ -104,8 +104,10 @@ VideoStore::VideoStore(const char *filename_in, const char *format_in,
video_st->codec->codec_id = input_st->codec->codec_id;
}
if ( ! video_st->codec->time_base.num ) {
Warning("video_st->codec->time_base.num is not set. Fixing by setting it to 1");
video_st->codec->time_base.num = 1;
Warning("video_st->codec->time_base.num is not set%d/%d. Fixing by setting it to 1", video_st->codec->time_base.num, video_st->codec->time_base.den);
Warning("video_st->codec->time_base.num is not set%d/%d. Fixing by setting it to 1", video_st->time_base.num, video_st->time_base.den);
video_st->codec->time_base.num = video_st->time_base.num;
video_st->codec->time_base.den = video_st->time_base.den;
}
video_st->codec->codec_tag = 0;
@ -240,10 +242,10 @@ void VideoStore::dumpPacket( AVPacket *pkt ){
int VideoStore::writeVideoFramePacket(AVPacket *ipkt, AVStream *input_st){//, AVPacket *lastKeyframePkt){
Debug(3, "before ost_tbcket %d", startTime );
Debug(3, "before ost_tbcket starttime %d, timebase%d", startTime, video_st->time_base );
zm_dump_stream_format( oc, ipkt->stream_index, 0, 1 );
Debug(3, "before ost_tbcket %d", startTime );
int64_t ost_tb_start_time = av_rescale_q(startTime, AV_TIME_BASE_Q, video_st->time_base);
Debug(3, "before ost_tbcket starttime %d, ost_tbcket %d", startTime, ost_tb_start_time );
AVPacket opkt, safepkt;
AVPicture pict;
@ -253,6 +255,7 @@ int VideoStore::writeVideoFramePacket(AVPacket *ipkt, AVStream *input_st){//, AV
//Scale the PTS of the outgoing packet to be the correct time base
if (ipkt->pts != AV_NOPTS_VALUE) {
opkt.pts = av_rescale_q(ipkt->pts-startPts, input_st->time_base, video_st->time_base) - ost_tb_start_time;
Debug(3, "opkt.pts = %d from ipkt->pts(%d) - startPts(%d), input->time_base(%d) video_st->time-base(%d)", opkt.pts, ipkt->pts, startPts, input_st->time_base, video_st->time_base );
} else {
opkt.pts = AV_NOPTS_VALUE;
}
@ -260,8 +263,10 @@ int VideoStore::writeVideoFramePacket(AVPacket *ipkt, AVStream *input_st){//, AV
//Scale the DTS of the outgoing packet to be the correct time base
if(ipkt->dts == AV_NOPTS_VALUE) {
opkt.dts = av_rescale_q(input_st->cur_dts-startDts, AV_TIME_BASE_Q, video_st->time_base);
Debug(3, "opkt.dts = %d from input_st->cur_dts(%d) - startDts(%d), video_st->time-base(%d)", opkt.dts, input_st->cur_dts, startDts, video_st->time_base );
} else {
opkt.dts = av_rescale_q(ipkt->dts-startDts, input_st->time_base, video_st->time_base);
Debug(3, "opkt.dts = %d from ipkt->dts(%d) - startDts(%d), video_st->time-base(%d)", opkt.dts, ipkt->dts, startDts, video_st->time_base );
}
opkt.dts -= ost_tb_start_time;