[FFmpeg-devel] [PATCH 2/3] avcodec/mpeg4video_parser: Fix incorrect spliting of MPEG-4 studio frames

[Michael Niedermayer]

On Sun, Apr 29, 2018 at 11:22:42PM +0000, Kieran Kunhya wrote:
> On Sun, 29 Apr 2018 at 22:57 Michael Niedermayer <michael at niedermayer.cc>
> wrote:
> 
> > Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> > ---
> >  libavcodec/mpeg4video_parser.c | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/libavcodec/mpeg4video_parser.c
> > b/libavcodec/mpeg4video_parser.c
> > index b7d6da1f75..453d373e6e 100644
> > --- a/libavcodec/mpeg4video_parser.c
> > +++ b/libavcodec/mpeg4video_parser.c
> > @@ -61,6 +61,8 @@ int ff_mpeg4_find_frame_end(ParseContext *pc, const
> > uint8_t *buf, int buf_size)
> >          for (; i < buf_size; i++) {
> >              state = (state << 8) | buf[i];
> >              if ((state & 0xFFFFFF00) == 0x100) {
> > +                if (state == 0x1B7 || state == 0x1B8)
> > +                    continue;
> >                  pc->frame_start_found = 0;
> >                  pc->state             = -1;
> >                  return i - 3;
> > --
> >
> 
> Add a comment explaining what you are doing here please.

will use named constants to make this more clear

thanks

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