[Libav-user] Encoding YUV420SP (PIX_FMT_NV12) with MPEG4

Oscar Hou oscarhou at gmail.com
Thu Jul 23 10:56:42 CEST 2015


On 23 July 2015 at 00:40, Paul B Mahol <onemda at gmail.com> wrote:

>
> Dana 23. 7. 2015. 08:29 osoba "Oscar Hou" <oscarhou at gmail.com> napisala
> je:
> >
> > Hello,
> >
> > I was wondering if there was a way to encode directly from YUV420SP
> (PIX_FMT_NV12) to MPEG4 without first converting the format to YUV420P?
> Currently the conversion takes a too long to convert 1080p (~150ms per
> frame) for me to stream at 30fps. I am attempting to stream the output to
> VLC at 30fps but the frames are being dropped.
> >
>
> Do you have yasm disabled in your build?
>
> > Thanks
> >
> > _______________________________________________
> > Libav-user mailing list
> > Libav-user at ffmpeg.org
> > http://ffmpeg.org/mailman/listinfo/libav-user
> >
>
> _______________________________________________
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>
>  I am not sure if that applies to me since I did not build for x86?
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