James Almer <[email protected]>于2023年10月8日 周日20:08写道：
> On 10/8/2023 8:57 AM, Steven Liu wrote: > > Makes the output of the libaom av1 decoder consistent with external > decoders like > > libdav1d. > > > > reference commit: 1652f2492f88434010053289d946dab6a57e4d58 > > But it is known at this point. picture->sample_aspect_ratio is set > directly above. > > What needs to be done is initializing the decoder in aom_init() using > the extradata, so lavf will not attempt to decode frames in order to get > stream info, which is what i assume is happening here and why you want > SAR to be 0/1. i want fate pass > > > > > > Signed-off-by: Steven Liu <[email protected]> > > --- > > libavcodec/libaomdec.c | 1 - > > 1 file changed, 1 deletion(-) > > > > diff --git a/libavcodec/libaomdec.c b/libavcodec/libaomdec.c > > index 695d901051..ff4137bfc6 100644 > > --- a/libavcodec/libaomdec.c > > +++ b/libavcodec/libaomdec.c > > @@ -204,7 +204,6 @@ static int aom_decode(AVCodecContext *avctx, AVFrame > *picture, > > picture->height * img->r_w, > > picture->width * img->r_h, > > INT_MAX); > > - ff_set_sar(avctx, picture->sample_aspect_ratio); > > > > if ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) && img->bit_depth == > 8) > > ff_aom_image_copy_16_to_8(picture, img); > _______________________________________________ > ffmpeg-devel mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
