From 3b79f2e2e928eb346dbea85cc89393dcdf010ca9 Mon Sep 17 00:00:00 2001
From: Jason Garrett-Glaser <jason@x264.com>
Date: Mon, 20 Jun 2011 15:56:35 -0700
Subject: [PATCH] H.264: fix bug in lossless 4:4:4 decoding
Coefficient test for i16x16 add_pixels4 assumed luma plane.
---
libavcodec/h264.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 13a63809a07..124f9a88cd0 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -1744,7 +1744,7 @@ static av_always_inline void hl_decode_mb_idct_luma(H264Context *h, int mb_type,
h->hpc.pred16x16_add[h->intra16x16_pred_mode](dest_y, block_offset, h->mb + (p*256 << pixel_shift), linesize);
}else{
for(i=0; i<16; i++){
- if(h->non_zero_count_cache[ scan8[i+p*16] ] || dctcoef_get(h->mb, pixel_shift, i*16))
+ if(h->non_zero_count_cache[ scan8[i+p*16] ] || dctcoef_get(h->mb, pixel_shift, i*16+p*256))
s->dsp.add_pixels4(dest_y + block_offset[i], h->mb + (i*16+p*256 << pixel_shift), linesize);
}
}
--
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