From: "Ronald S. Bultje" <[email protected]>
---
libavcodec/mdec.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libavcodec/mdec.c b/libavcodec/mdec.c
index 97bfebbeb7..1e1c8f4c55 100644
--- a/libavcodec/mdec.c
+++ b/libavcodec/mdec.c
@@ -94,7 +94,7 @@ static inline int mdec_decode_block_intra(MDECContext *a,
int16_t *block, int n)
return AVERROR_INVALIDDATA;
}
j = scantable[i];
- level = (level * qscale * quant_matrix[j]) >> 3;
+ level = (level * qscale * quant_matrix[ff_zigzag_direct[i]])
>> 3;
level = (level ^ SHOW_SBITS(re, &a->gb, 1)) - SHOW_SBITS(re,
&a->gb, 1);
LAST_SKIP_BITS(re, &a->gb, 1);
} else {
@@ -111,11 +111,11 @@ static inline int mdec_decode_block_intra(MDECContext *a,
int16_t *block, int n)
j = scantable[i];
if (level < 0) {
level = -level;
- level = (level * (unsigned)qscale * quant_matrix[j]) >> 3;
+ level = (level * (unsigned)qscale *
quant_matrix[ff_zigzag_direct[i]]) >> 3;
level = (level - 1) | 1;
level = -level;
} else {
- level = (level * (unsigned)qscale * quant_matrix[j]) >> 3;
+ level = (level * (unsigned)qscale *
quant_matrix[ff_zigzag_direct[i]]) >> 3;
level = (level - 1) | 1;
}
}
--
2.13.1
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