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Code Issues Releases Activity

Fix incorrect colors when decoding Blu-ray subtitles

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On Blu-ray colors are stored in the order YCrCb (and not YCbCr) as mentioned in the specifications:
see System Description Blu-ray Disc Read-Only Format, 9.14.4.2.2.1 Palette Definition Segment

When decoding a Blu-ray subtitle, the colors were incorrectly set.
This commit is contained in:
Alexandre Colucci 2011-03-25 17:31:28 +01:00 committed by Michael Niedermayer
parent 9743e909f1
commit 5fd7bc25f1
1 changed files with 1 additions and 1 deletions
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2
libavcodec/pgssubdec.c
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@ -246,8 +246,8 @@ static void parse_palette_segment(AVCodecContext *avctx,
while (buf < buf_end) {
color_id = bytestream_get_byte(&buf);
y = bytestream_get_byte(&buf);
cb = bytestream_get_byte(&buf);
cr = bytestream_get_byte(&buf);
cb = bytestream_get_byte(&buf);
alpha = bytestream_get_byte(&buf);
YUV_TO_RGB1(cb, cr);