[FFmpeg-devel] [PATCH] [PATCH] avcodec: Fix h264_videotoolbox writing b-frames (fix ticket #8353)

Carl Eugen Hoyos ceffmpeg at gmail.com
Fri Feb 28 20:19:50 EET 2020


Am Fr., 28. Feb. 2020 um 19:08 Uhr schrieb Nomis101 <Nomis101 at web.de>:
>
> Am 27.02.20 um 19:13 schrieb Nomis101:
> > Signed-off-by: Nomis101 <Nomis101 at web.de>
> > ---
> >  libavcodec/videotoolboxenc.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
> > index cc08cf6a50..32d893e485 100644
> > --- a/libavcodec/videotoolboxenc.c
> > +++ b/libavcodec/videotoolboxenc.c
> > @@ -1355,6 +1355,7 @@ static int vtenc_configure_encoder(AVCodecContext *avctx)
> >          vtctx->get_param_set_func = compat_keys.CMVideoFormatDescriptionGetHEVCParameterSetAtIndex;
> >          if (!vtctx->get_param_set_func) return AVERROR(EINVAL);
> >          if (!get_vt_hevc_profile_level(avctx, &profile_level)) return AVERROR(EINVAL);
> > +        vtctx->has_b_frames = avctx->max_b_frames > 0;
> >      }
> >
> >      enc_info = CFDictionaryCreateMutable(
> > --
> > 2.21.1 (Apple Git-122.3)
> >
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>
>
> Just to clarify, what this patch does. It will fix trac.ffmpeg.org/ticket/8353 "h264_videotoolbox is not writing b-frames".

> The fix is adopted from HandBrake's FFmpeg patch set: https://github.com/HandBrake/HandBrake/blob/master/contrib/ffmpeg/A04-videotoolbox.patch

Then please fix the attribution.
And ask Bradley why he didn't send the patch here...

Carl Eugen


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