Author: bwolowiec Date: Wed Jul 30 22:23:38 2008 New Revision: 2941 Log: decrease of the number of pow() calls Modified: nellyenc/nellymoserenc.c Modified: nellyenc/nellymoserenc.c ============================================================================== --- nellyenc/nellymoserenc.c (original) +++ nellyenc/nellymoserenc.c Wed Jul 30 22:23:38 2008 @@ -203,7 +203,10 @@ static void encode_block(NellyMoserEncod val = ff_nelly_init_table[bk]; } + pval = -pow(2, -val/2048 - 3.0); for (k = 0; k < ff_nelly_band_sizes_table[i]; k++) { + s->mdct_out[j+k] *= pval; + s->mdct_out[j+k+NELLY_BUF_LEN] *= pval; s->pows[j+k] = val; } } @@ -216,8 +219,7 @@ static void encode_block(NellyMoserEncod for (j = 0; j < NELLY_FILL_LEN; j++) { bs+=bits[j]; if (bits[j] > 0) { - pval = -pow(2, -s->pows[j]/2048 - 3.0); - tmp = s->mdct_out[i*NELLY_BUF_LEN + j] * pval; + tmp = s->mdct_out[i*NELLY_BUF_LEN + j]; find_best_value(tmp, (ff_nelly_dequantization_table + (1<<bits[j])-1),