Module: libav
Branch: master
Commit: 40b331e1f41cf118bd1b0807cac801437255636f

Author:    Derek Buitenhuis <[email protected]>
Committer: Derek Buitenhuis <[email protected]>
Date:      Sat Apr 19 15:40:35 2014 -0400

fic: Use proper quantization matrix index

The matrices are not zigzagged.

Fixes artefacting.

Signed-off-by: Derek Buitenhuis <[email protected]>

---

 libavcodec/fic.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/fic.c b/libavcodec/fic.c
index 6b8d28d..f0e7116 100644
--- a/libavcodec/fic.c
+++ b/libavcodec/fic.c
@@ -146,7 +146,8 @@ static int fic_decode_block(FICContext *ctx, GetBitContext 
*gb,
         return AVERROR_INVALIDDATA;
 
     for (i = 0; i < num_coeff; i++)
-        block[ff_zigzag_direct[i]] = get_se_golomb(gb) * ctx->qmat[i];
+        block[ff_zigzag_direct[i]] = get_se_golomb(gb) *
+                                     ctx->qmat[ff_zigzag_direct[i]];
 
     fic_idct_put(dst, stride, block);
 

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