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Cosmetics: Rename some variables to be more descriptive of their use. 

Originally committed as revision 20049 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2009-09-27 06:13:01 +00:00
parent 4e745ea83e
commit 444ce49a7a
1 changed files with 9 additions and 9 deletions
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18
libavcodec/ac3.c
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@ -216,7 +216,7 @@ void ff_ac3_bit_alloc_calc_bap(int16_t *mask, int16_t *psd, int start, int end,
int snr_offset, int floor,
const uint8_t *bap_tab, uint8_t *bap)
{
int i, j;
int bin, band;
/* special case, if snr offset is -960, set all bap's to zero */
if (snr_offset == -960) {
@ -224,16 +224,16 @@ void ff_ac3_bit_alloc_calc_bap(int16_t *mask, int16_t *psd, int start, int end,
return;
}
i = start;
j = bin_to_band_tab[start];
bin = start;
band = bin_to_band_tab[start];
do {
int v = (FFMAX(mask[j] - snr_offset - floor, 0) & 0x1FE0) + floor;
int end1 = FFMIN(band_start_tab[j] + ff_ac3_critical_band_size_tab[j], end);
for (; i < end1; i++) {
int address = av_clip((psd[i] - v) >> 5, 0, 63);
bap[i] = bap_tab[address];
int m = (FFMAX(mask[band] - snr_offset - floor, 0) & 0x1FE0) + floor;
int band_end = FFMIN(band_start_tab[band] + ff_ac3_critical_band_size_tab[band], end);
for (; bin < band_end; bin++) {
int address = av_clip((psd[bin] - m) >> 5, 0, 63);
bap[bin] = bap_tab[address];
}
} while (end > band_start_tab[j++]);
} while (end > band_start_tab[band++]);
}
/* AC-3 bit allocation. The algorithm is the one described in the AC-3