[FFmpeg-cvslog] lavc/jpeg2000dec: Fix used variables reading palette.
Carl Eugen Hoyos
git at videolan.org
Sun Nov 12 05:29:54 EET 2017
ffmpeg | branch: master | Carl Eugen Hoyos <ceffmpeg at gmail.com> | Sun Nov 12 04:29:06 2017 +0100| [b998a56b0ac9744537837c668e32487d060be3c0] | committer: Carl Eugen Hoyos
lavc/jpeg2000dec: Fix used variables reading palette.
Affected files with palette and colour-depth < 8.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b998a56b0ac9744537837c668e32487d060be3c0
---
libavcodec/jpeg2000dec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 9a5e64e854..62b9009a82 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -2039,13 +2039,13 @@ static int jp2_find_codestream(Jpeg2000DecoderContext *s)
}
if (colour_depth[1] <= 8) {
g = bytestream2_get_byteu(&s->g) << 8 - colour_depth[1];
- r |= r >> colour_depth[1];
+ g |= g >> colour_depth[1];
} else {
g = bytestream2_get_be16u(&s->g) >> colour_depth[1] - 8;
}
if (colour_depth[2] <= 8) {
b = bytestream2_get_byteu(&s->g) << 8 - colour_depth[2];
- r |= r >> colour_depth[2];
+ b |= b >> colour_depth[2];
} else {
b = bytestream2_get_be16u(&s->g) >> colour_depth[2] - 8;
}
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