The minimum weight value is 32 so this test can be skipped for the
10-bit case. Overall speedup 3-4%.
Signed-off-by: Mans Rullgard <mans@mansr.com>
//av_log(ctx->avctx, AV_LOG_DEBUG, "j %d\n", j);
//av_log(ctx->avctx, AV_LOG_DEBUG, "level %d, weight %d\n", level, weight_matrix[i]);
level = (2*level+1) * qscale * weight_matrix[i];
- if (weight_matrix[i] != level_bias)
+ if (level_bias < 32 || weight_matrix[i] != level_bias)
level += level_bias;
level >>= level_shift;