[FFmpeg-devel] [PATCH] tiffdec: notify user that tile support is missing
Stefano Sabatini
stefasab at gmail.com
Wed Jan 11 11:23:03 CET 2012
On date Tuesday 2012-01-10 19:53:36 +0100, Stefano Sabatini encoded:
> On date Tuesday 2012-01-10 18:45:44 +0000, Paul B Mahol encoded:
> > ---
> > libavcodec/tiff.c | 7 +++++++
> > libavcodec/tiff.h | 4 ++++
> > 2 files changed, 11 insertions(+), 0 deletions(-)
> >
> > diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c
> > index b0ccbac..67aeb23 100644
> > --- a/libavcodec/tiff.c
> > +++ b/libavcodec/tiff.c
> > @@ -485,6 +485,13 @@ static int tiff_decode_tag(TiffContext *s, const uint8_t *start, const uint8_t *
> > return -1;
> > }
> > break;
> > + case TIFF_TILE_BYTE_COUNTS:
> > + case TIFF_TILE_LENGTH:
> > + case TIFF_TILE_OFFSETS:
> > + case TIFF_TILE_WIDTH:
> > + av_log(s->avctx, AV_LOG_ERROR, "Tiled images are not supported\n");
> > + return AVERROR_PATCHWELCOME;
> > + break;
> > case TIFF_PREDICTOR:
> > s->predictor = value;
> > break;
> > diff --git a/libavcodec/tiff.h b/libavcodec/tiff.h
> > index d5fad42..42cfb18 100644
> > --- a/libavcodec/tiff.h
> > +++ b/libavcodec/tiff.h
> > @@ -56,6 +56,10 @@ enum TiffTags{
> > TIFF_SOFTWARE_NAME = 0x131,
> > TIFF_PREDICTOR = 0x13D,
> > TIFF_PAL = 0x140,
> > + TIFF_TILE_WIDTH = 0x142,
> > + TIFF_TILE_LENGTH = 0x143,
> > + TIFF_TILE_OFFSETS = 0x144,
> > + TIFF_TILE_BYTE_COUNTS = 0x145,
> > TIFF_YCBCR_COEFFICIENTS = 0x211,
> > TIFF_YCBCR_SUBSAMPLING = 0x212,
> > TIFF_YCBCR_POSITIONING = 0x213,
>
> LGTM, I'll apply it soon if I read no more comments.
Applied, thanks.
BTW ffprobe is returning -1 but this is not a tiff-related problem.
--
FFmpeg = Foolish and Friendly Marvellous Plastic Ephemeral God
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