EXP_DIFF_THRESHOLD 385 libavcodec/ac3enc.c if (ch == CPL_CH && exp_diff > (EXP_DIFF_THRESHOLD * (s->blocks[blk].end_freq[ch] - s->start_freq[ch]) / AC3_MAX_COEFS)) EXP_DIFF_THRESHOLD 387 libavcodec/ac3enc.c else if (ch > CPL_CH && exp_diff > EXP_DIFF_THRESHOLD)