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avcodec/diracdec: Factor quant matrix reads 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-05-25 16:22:49 +02:00
parent d98f34d7d4
commit 6d6fc4105b
1 changed files with 3 additions and 4 deletions
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7
libavcodec/diracdec.c
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@ -1257,11 +1257,10 @@ static int dirac_unpack_idwt_params(DiracContext *s)
if (get_bits1(gb)) {
av_log(s->avctx,AV_LOG_DEBUG,"Low Delay: Has Custom Quantization Matrix!\n");
/* custom quantization matrix */
s->lowdelay.quant[0][0] = get_interleaved_ue_golomb(gb);
for (level = 0; level < s->wavelet_depth; level++) {
s->lowdelay.quant[level][1] = get_interleaved_ue_golomb(gb);
s->lowdelay.quant[level][2] = get_interleaved_ue_golomb(gb);
s->lowdelay.quant[level][3] = get_interleaved_ue_golomb(gb);
for (i = !!level; i < 4; i++) {
s->lowdelay.quant[level][i] = get_interleaved_ue_golomb(gb);
}
}
} else {
if (s->wavelet_depth > 4) {