Sounds good, thanks I will submit a new patch
On Sun, Jun 9, 2019 at 10:53 PM James Almer <jamr...@gmail.com> wrote:
> On 6/10/2019 12:32 AM, Amir Z wrote:
> > As far as I can tell FF_DECODE_ERROR_MISSING_REFERENCE is not used
> > anywhere.
> >
> > Since the new flag DECODE_ERROR covers also missing reference case i
> > thought it will be more appropriate to replace it instead of adding a new
> > enum value.
>
> Removing a define or a symbol from a public header is an API break, and
> doing so requires a deprecation period. That flag may not be currently
> set by any decoder, but API users may be checking for it on their code
> as it could start being used anytime.
>
> You could just set FF_DECODE_ERROR_INVALID_BITSTREAM,
> FF_DECODE_ERROR_MISSING_REFERENCE, or both, since as you mentioned they
> describe the errors that could take place in
> ff_h264_execute_decode_slices() just fine.
>
> >
> > Thanks
> >
> >
> > On Sun, Jun 9, 2019 at 10:15 PM James Almer <jamr...@gmail.com> wrote:
> >
> >> On 6/10/2019 12:03 AM, Amir Pauker wrote:
> >>> set AVFrame decode_error_flags in case h->slice_ctx->er.error_occurred
> >> is set
> >>> after the call to ff_h264_execute_decode_slices. This allows the user
> to
> >> detect
> >>> concealed decoding errors in the call to avcodec_receive_frame
> >>>
> >>> Signed-off-by: Amir Pauker <a...@livelyvideo.tv>
> >>> ---
> >>> libavcodec/h264dec.c | 7 +++++++
> >>> libavutil/frame.h | 2 +-
> >>> 2 files changed, 8 insertions(+), 1 deletion(-)
> >>>
> >>> diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
> >>> index 00d922f..9f038e9 100644
> >>> --- a/libavcodec/h264dec.c
> >>> +++ b/libavcodec/h264dec.c
> >>> @@ -758,6 +758,13 @@ static int decode_nal_units(H264Context *h, const
> >> uint8_t *buf, int buf_size)
> >>> }
> >>>
> >>> ret = ff_h264_execute_decode_slices(h);
> >>> +
> >>> + // set decode_error_flags to allow users to detect concealed
> >> decoding errors
> >>> + if( (ret < 0 || h->slice_ctx->er.error_occurred) &&
> h->cur_pic_ptr){
> >>> + h->cur_pic_ptr->f->decode_error_flags |=
> >> FF_DECODE_ERROR_DECODE_ERROR;
> >>> + }
> >>> +
> >>> +
> >>> if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
> >>> goto end;
> >>>
> >>> diff --git a/libavutil/frame.h b/libavutil/frame.h
> >>> index e2a2929..ef1ff6b 100644
> >>> --- a/libavutil/frame.h
> >>> +++ b/libavutil/frame.h
> >>> @@ -521,7 +521,7 @@ typedef struct AVFrame {
> >>> */
> >>> int decode_error_flags;
> >>> #define FF_DECODE_ERROR_INVALID_BITSTREAM 1
> >>> -#define FF_DECODE_ERROR_MISSING_REFERENCE 2
> >>> +#define FF_DECODE_ERROR_DECODE_ERROR 2
> >>
> >> This is an API breaking change. Why are you removing
> >> FF_DECODE_ERROR_MISSING_REFERENCE if what you want is adding a new flag?
> >>
> >>>
> >>> /**
> >>> * number of audio channels, only used for audio.
> >>>
> >>
> >> _______________________________________________
> >> ffmpeg-devel mailing list
> >> ffmpeg-devel@ffmpeg.org
> >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >>
> >> To unsubscribe, visit link above, or email
> >> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel@ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
> >
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
