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Move the *-1 to a more sane place as well. 

Originally committed as revision 12857 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-04-16 15:30:04 +00:00
parent 5d32325a7b
commit a1b914b20d
1 changed files with 3 additions and 3 deletions
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6
libavcodec/nellymoserdec.c
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@ -279,7 +279,7 @@ void nelly_decode_block(NellyMoserDecodeContext *s, const unsigned char block[NE
for (i=0 ; i<NELLY_BANDS ; i++) {
if (i > 0)
val += nelly_delta_table[get_bits(&s->gb, 5)];
pval = pow(2, val/2048) * s->scale_bias;
pval = -pow(2, val/2048) * s->scale_bias;
for (j = 0; j < nelly_band_sizes_table[i]; j++) {
*bptr++ = val;
*pptr++ = pval;
@ -298,11 +298,11 @@ void nelly_decode_block(NellyMoserDecodeContext *s, const unsigned char block[NE
for (j = 0; j < NELLY_FILL_LEN; j++) {
if (bits[j] <= 0) {
aptr[j] = M_SQRT1_2*pows[j];
if (!(av_random(&s->random_state) & 1))
if (av_random(&s->random_state) & 1)
aptr[j] *= -1.0;
} else {
v = get_bits(&s->gb, bits[j]);
aptr[j] = -dequantization_table[(1<<bits[j])-1+v]*pows[j];
aptr[j] = dequantization_table[(1<<bits[j])-1+v]*pows[j];
}
}
memset(&aptr[NELLY_FILL_LEN], 0,