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Limit transform sizes searched for uv intra.

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Apply limit if search_method == USE_LARGESTALL
to the range of UV tx sizes searched.

Change-Id: I6db29f0dd237285ffc50d75a37e8b68151ad821c
This commit is contained in:
Paul Wilkins 2013-07-16 15:56:42 +01:00
parent 30d2ea45ce
commit 6c667f0ffe
1 changed files with 13 additions and 6 deletions
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19
vp9/encoder/vp9_rdopt.c
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@ -3089,18 +3089,25 @@ int64_t vp9_rd_pick_inter_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
frame_mv[NEWMV][ref_frame].as_int = INVALID_MV;
frame_mv[ZEROMV][ref_frame].as_int = 0;
}
// If intra is not masked off then get best uv intra mode rd.
if (!cpi->sf.use_avoid_tested_higherror
|| (cpi->sf.use_avoid_tested_higherror
&& (ref_frame_mask & (1 << INTRA_FRAME)))) {
// Note that the enumerator TXFM_MODE "matches" TX_SIZE.
// Eg. ONLY_4X4 = TX_4X4, ALLOW_8X8 = TX_8X8 etc such that the MIN
// operation below correctly constrains max_uvtxfm_size.
TX_SIZE max_uvtxfm_size =
MIN(max_uv_txsize_lookup[bsize], (TX_SIZE)cm->txfm_mode);
TX_SIZE min_uvtxfm_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL)
? max_uvtxfm_size : TX_4X4;
mbmi->mode = DC_PRED;
mbmi->ref_frame[0] = INTRA_FRAME;
for (i = 0; i <= (bsize < BLOCK_SIZE_MB16X16 ? TX_4X4 :
(bsize < BLOCK_SIZE_SB32X32 ? TX_8X8 :
(bsize < BLOCK_SIZE_SB64X64 ? TX_16X16 : TX_32X32)));
i++) {
for (i = min_uvtxfm_size; i <= max_uvtxfm_size; ++i) {
mbmi->txfm_size = i;
rd_pick_intra_sbuv_mode(cpi, x, &rate_uv_intra[i], &rate_uv_tokenonly[i],
&dist_uv[i], &skip_uv[i],
rd_pick_intra_sbuv_mode(cpi, x, &rate_uv_intra[i],
&rate_uv_tokenonly[i], &dist_uv[i], &skip_uv[i],
(bsize < BLOCK_SIZE_SB8X8) ? BLOCK_SIZE_SB8X8 :
bsize);
mode_uv[i] = mbmi->uv_mode;