diff options
| author | David Conrad <lessen42@gmail.com> | 2010-02-12 22:01:22 +0000 |
|---|---|---|
| committer | David Conrad <lessen42@gmail.com> | 2010-02-12 22:01:22 +0000 |
| commit | ea3c2d539313f5fb824cedeefea052b590bdf9b9 (patch) | |
| tree | cf9dcfb8279e197d1435779addfc9c0a15142af6 /libavcodec/vp3.c | |
| parent | 337f5c6e3010929e6560e071cefa6299b8b31d6d (diff) | |
Export Theora colorspace info if present
Originally committed as revision 21776 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/vp3.c')
| -rw-r--r-- | libavcodec/vp3.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index 42c306196e..f54dff343d 100644 --- a/libavcodec/vp3.c +++ b/libavcodec/vp3.c @@ -2109,7 +2109,7 @@ static int read_huffman_tree(AVCodecContext *avctx, GetBitContext *gb) static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb) { Vp3DecodeContext *s = avctx->priv_data; - int visible_width, visible_height; + int visible_width, visible_height, colorspace; s->theora = get_bits_long(gb, 24); av_log(avctx, AV_LOG_DEBUG, "Theora bitstream version %X\n", s->theora); @@ -2146,7 +2146,7 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb) if (s->theora < 0x030200) skip_bits(gb, 5); /* keyframe frequency force */ - skip_bits(gb, 8); /* colorspace */ + colorspace = get_bits(gb, 8); skip_bits(gb, 24); /* bitrate */ skip_bits(gb, 6); /* quality hint */ @@ -2166,6 +2166,16 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb) else avcodec_set_dimensions(avctx, s->width, s->height); + if (colorspace == 1) { + avctx->color_primaries = AVCOL_PRI_BT470M; + } else if (colorspace == 2) { + avctx->color_primaries = AVCOL_PRI_BT470BG; + } + if (colorspace == 1 || colorspace == 2) { + avctx->colorspace = AVCOL_SPC_BT470BG; + avctx->color_trc = AVCOL_TRC_BT709; + } + return 0; } |