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Allow key frame more flexibility in mode search

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This commit allows the key frame to search through more prediction
modes and more flexible block sizes. No speed change observed. The
coding performance for rtc set is improved by 1.7% for speed -5 and
3.0% for speed -6.

Change-Id: Ifd1bc28558017851b210b4004f2d80838938bcc5
This commit is contained in:
Jingning Han 2014-06-19 09:24:09 -07:00
parent 7c45dc98a8
commit c99a8fd7c8
2 changed files with 2 additions and 3 deletions
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3
vp9/encoder/vp9_rdopt.c
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@ -1277,9 +1277,6 @@ static int64_t rd_pick_intra_sby_mode(VP9_COMP *cpi, MACROBLOCK *x,
MODE_INFO *above_mi = xd->mi[-xd->mi_stride];
MODE_INFO *left_mi = xd->left_available ? xd->mi[-1] : NULL;
if (!(cpi->sf.intra_y_mode_mask[max_txsize_lookup[bsize]] & (1 << mode)))
continue;
if (cpi->common.frame_type == KEY_FRAME) {
const PREDICTION_MODE A = vp9_above_block_mode(mic, above_mi, 0);
const PREDICTION_MODE L = vp9_left_block_mode(mic, left_mi, 0);

2
vp9/encoder/vp9_speed_features.c
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@ -249,6 +249,8 @@ static void set_rt_speed_feature(VP9_COMP *cpi, SPEED_FEATURES *sf,
}
if (speed >= 5) {
sf->auto_min_max_partition_size = (cm->frame_type == KEY_FRAME) ?
RELAXED_NEIGHBORING_MIN_MAX : STRICT_NEIGHBORING_MIN_MAX;
sf->max_partition_size = BLOCK_32X32;
sf->min_partition_size = BLOCK_8X8;
sf->partition_check =