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avcodec/utils: fix time_base after the framerate addition

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time_base != 1/framerate for example for interlaced video

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-10-15 15:50:49 +02:00
parent 17085a0251
commit 801876fb07
1 changed files with 2 additions and 2 deletions
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4
libavcodec/utils.c
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@ -1677,7 +1677,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
#if FF_API_AVCTX_TIMEBASE
if (avctx->framerate.num > 0 && avctx->framerate.den > 0)
avctx->time_base = av_inv_q(avctx->framerate);
avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1}));
#endif
}
end:
@ -2391,7 +2391,7 @@ fail:
#if FF_API_AVCTX_TIMEBASE
if (avctx->framerate.num > 0 && avctx->framerate.den > 0)
avctx->time_base = av_inv_q(avctx->framerate);
avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1}));
#endif
return ret;