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| author | Yaowu Xu <yaowu@google.com> | 2013-05-14 10:35:11 -0700 |
|---|---|---|
| committer | Yaowu Xu <yaowu@google.com> | 2013-05-16 13:33:07 -0700 |
| commit | e3869e9cfc3cb659525be45b35c8ad37103e573c (patch) | |
| tree | ce3e9e718916f1d607bb26d66ca2bb4403b6bfb7 /vp9/common/vp9_blockd.h | |
| parent | b10b8879070ee788731fd06452e602f96efa7d59 (diff) | |
| download | libvpx-e3869e9cfc3cb659525be45b35c8ad37103e573c.tar libvpx-e3869e9cfc3cb659525be45b35c8ad37103e573c.tar.gz libvpx-e3869e9cfc3cb659525be45b35c8ad37103e573c.tar.bz2 libvpx-e3869e9cfc3cb659525be45b35c8ad37103e573c.zip | |
Removed Q threshold in the usage of ADST
Test on cif set showed small but consistent compression gain for
almost all encodings with overall impact of .08%. The gains average
aournd .12% combined with D63 adst change.
Test encoding on std-hd set is ongoing..
Change-Id: If4d94799cf0486fb9c770b193e5c386d13d99d59
Diffstat (limited to 'vp9/common/vp9_blockd.h')
| -rw-r--r-- | vp9/common/vp9_blockd.h | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/vp9/common/vp9_blockd.h b/vp9/common/vp9_blockd.h index b148b18cb..6a3fbb160 100644 --- a/vp9/common/vp9_blockd.h +++ b/vp9/common/vp9_blockd.h @@ -566,12 +566,6 @@ static BLOCK_SIZE_TYPE get_subsize(BLOCK_SIZE_TYPE bsize, return subsize; } -#define ACTIVE_HT 110 // quantization stepsize threshold - -#define ACTIVE_HT8 300 - -#define ACTIVE_HT16 300 - // convert MB_PREDICTION_MODE to B_PREDICTION_MODE static B_PREDICTION_MODE pred_mode_conv(MB_PREDICTION_MODE mode) { switch (mode) { @@ -632,12 +626,10 @@ static TX_TYPE get_tx_type_4x4(const MACROBLOCKD *xd, int ib) { #endif if (xd->lossless) return DCT_DCT; - if (xd->mode_info_context->mbmi.mode == I4X4_PRED && - xd->q_index < ACTIVE_HT) { + if (xd->mode_info_context->mbmi.mode == I4X4_PRED) { tx_type = txfm_map( xd->mode_info_context->bmi[ib].as_mode.first); - } else if (xd->mode_info_context->mbmi.mode <= TM_PRED && - xd->q_index < ACTIVE_HT) { + } else if (xd->mode_info_context->mbmi.mode <= TM_PRED) { #if USE_ADST_FOR_I16X16_4X4 #if USE_ADST_PERIPHERY_ONLY const int hmax = 1 << wb; @@ -680,8 +672,7 @@ static TX_TYPE get_tx_type_8x8(const MACROBLOCKD *xd, int ib) { #endif if (ib >= (1 << (wb + hb))) // no chroma adst return tx_type; - if (xd->mode_info_context->mbmi.mode <= TM_PRED && - xd->q_index < ACTIVE_HT8) { + if (xd->mode_info_context->mbmi.mode <= TM_PRED) { #if USE_ADST_FOR_I16X16_8X8 #if USE_ADST_PERIPHERY_ONLY const int hmax = 1 << wb; @@ -722,8 +713,7 @@ static TX_TYPE get_tx_type_16x16(const MACROBLOCKD *xd, int ib) { #endif if (ib >= (1 << (wb + hb))) return tx_type; - if (xd->mode_info_context->mbmi.mode <= TM_PRED && - xd->q_index < ACTIVE_HT16) { + if (xd->mode_info_context->mbmi.mode <= TM_PRED) { tx_type = txfm_map(pred_mode_conv(xd->mode_info_context->mbmi.mode)); #if USE_ADST_PERIPHERY_ONLY if (sb_type > BLOCK_SIZE_MB16X16) { |