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Skip comp inter mode test in RD loop with same frame bias signs

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This commit allows the encoder to skip check on compound inter
modes in the rate-distortion optimization loop, if the reference
frame bias signs are the same.

Change-Id: Ib753e6bb11cbdd338aee69dbe2b649671f75a6b0
This commit is contained in:
Jingning Han 2014-09-02 18:05:03 -07:00
parent 33176fef87
commit 801fef26ec
1 changed files with 5 additions and 3 deletions
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8
vp9/encoder/vp9_rdopt.c
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@ -2779,9 +2779,8 @@ int64_t vp9_rd_pick_inter_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
comp_pred = second_ref_frame > INTRA_FRAME;
if (comp_pred) {
if (cpi->sf.alt_ref_search_fp)
if (!cm->show_frame)
continue;
if (!cm->allow_comp_inter_inter)
continue;
if ((mode_search_skip_flags & FLAG_SKIP_COMP_BESTINTRA) &&
best_mode_index >=0 &&
@ -3384,6 +3383,9 @@ int64_t vp9_rd_pick_inter_mode_sub8x8(VP9_COMP *cpi, MACROBLOCK *x,
comp_pred = second_ref_frame > INTRA_FRAME;
if (comp_pred) {
if (!cm->allow_comp_inter_inter)
continue;
if (!(cpi->ref_frame_flags & flag_list[second_ref_frame]))
continue;
// Do not allow compound prediction if the segment level reference frame