Skip unnecessary calculations in 4col-mode.

Originally committed as revision 25347 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Tobias Bindhammer 2010-10-05 12:14:27 +00:00
parent 90a3ffe276
commit bbc26bae11

View File

@ -138,7 +138,7 @@ static void render_charset(AVCodecContext *avctx, uint8_t *charset,
if(INTERLACED) charset[y+0x800] = row2;
}
/* do we need to adjust pixels? */
if (highdiff > 0 && lowdiff > 0) {
if (highdiff > 0 && lowdiff > 0 && c->mc_use_5col) {
if (lowdiff > highdiff) {
for (x = 0; x < 32; x++)
best_cb[x] = FFMIN(c->mc_luma_vals[3], best_cb[x]);