generic-library/ffmpeg
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mpeg4 pts fix

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Originally committed as revision 2724 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-01-26 19:04:32 +00:00
parent e40f5d3c6f
commit 11a8a71d4e
2 changed files with 11 additions and 1 deletions
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4
libavcodec/h263.c
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@ -2187,8 +2187,10 @@ static void mpeg4_encode_gop_header(MpegEncContext * s){
put_bits(&s->pb, 1, 1);
put_bits(&s->pb, 6, seconds);
put_bits(&s->pb, 1, 0); //closed gov == NO
put_bits(&s->pb, 1, !!(s->flags&CODEC_FLAG_CLOSED_GOP));
put_bits(&s->pb, 1, 0); //broken link == NO
s->last_time_base= s->time_base;
ff_mpeg4_stuffing(&s->pb);
}

8
libavcodec/mpegvideo.c
View File

@ -795,6 +795,14 @@ int MPV_encode_init(AVCodecContext *avctx)
av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection arent supported yet\n");
return -1;
}
i= ff_gcd(avctx->frame_rate, avctx->frame_rate_base);
if(i > 1){
av_log(avctx, AV_LOG_INFO, "removing common factors from framerate\n");
avctx->frame_rate /= i;
avctx->frame_rate_base /= i;
// return -1;
}
if(s->codec_id==CODEC_ID_MJPEG){
s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x