ffmpeg | branch: master | Martin Vignali <martin.vign...@gmail.com> | Thu Nov 17 21:24:42 2016 +0100| [5099c541bbb9174c6af8376c8793907c50ca3e97] | committer: Andreas Cadhalpun
libavcodec/exr: add support for uint32 channel decoding with pxr24 Doesn't decode the uint32 layer, but decodes the half part of the file. Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5099c541bbb9174c6af8376c8793907c50ca3e97 --- libavcodec/exr.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/libavcodec/exr.c b/libavcodec/exr.c index f02337e..7852727 100644 --- a/libavcodec/exr.c +++ b/libavcodec/exr.c @@ -882,6 +882,22 @@ static int pxr24_uncompress(EXRContext *s, const uint8_t *src, bytestream_put_le16(&out, pixel); } break; + case EXR_UINT: + ptr[0] = in; + ptr[1] = ptr[0] + s->xdelta; + ptr[2] = ptr[1] + s->xdelta; + ptr[3] = ptr[2] + s->xdelta; + in = ptr[3] + s->xdelta; + + for (j = 0; j < s->xdelta; ++j) { + uint32_t diff = (*(ptr[0]++) << 24) | + (*(ptr[1]++) << 16) | + (*(ptr[2]++) << 8 ) | + (*(ptr[3]++)); + pixel += diff; + bytestream_put_le32(&out, pixel); + } + break; default: return AVERROR_INVALIDDATA; } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
