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Reset dqcoeff[0] only if eob is 1

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If only the first dequantized coefficient is non-zero, reset
dqcoeff[0] to zero directly.

Change-Id: I0197ba72028a8ec436f0b1b9abcc1c0ae5d70abe
This commit is contained in:
Jingning Han 2015-07-07 15:18:30 -07:00
parent 97d1f1aaae
commit 76ccba9ec8
1 changed files with 1 additions and 1 deletions
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2
vp9/decoder/vp9_decodeframe.c
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@ -277,7 +277,7 @@ static void inverse_transform_block(MACROBLOCKD* xd, int plane, int block,
#endif // CONFIG_VP9_HIGHBITDEPTH
if (eob == 1) {
memset(dqcoeff, 0, 2 * sizeof(dqcoeff[0]));
dqcoeff[0] = 0;
} else {
if (tx_type == DCT_DCT && tx_size <= TX_16X16 && eob <= 10)
memset(dqcoeff, 0, 4 * (4 << tx_size) * sizeof(dqcoeff[0]));