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Merge "Calculating transform block offsets (x and y) only once."

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This commit is contained in:
Dmitry Kovalev 2013-11-12 16:57:30 -08:00 committed by Gerrit Code Review
commit 919eeef5c8
3 changed files with 31 additions and 36 deletions
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44
vp9/decoder/vp9_decodframe.c
View File

@ -243,31 +243,30 @@ static void alloc_tile_storage(VP9D_COMP *pbi, int tile_rows, int tile_cols) {
}
static void inverse_transform_block(MACROBLOCKD* xd, int plane, int block,
BLOCK_SIZE plane_bsize, TX_SIZE tx_size) {
TX_SIZE tx_size, int x, int y) {
struct macroblockd_plane *const pd = &xd->plane[plane];
int16_t* const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
const int stride = pd->dst.stride;
const int eob = pd->eobs[block];
if (eob > 0) {
TX_TYPE tx_type;
const int raster_block = txfrm_block_to_raster_block(plane_bsize, tx_size,
block);
uint8_t* const dst = raster_block_offset_uint8(plane_bsize, raster_block,
pd->dst.buf, stride);
const int plane_type = pd->plane_type;
const int stride = pd->dst.stride;
int16_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
uint8_t *const dst = &pd->dst.buf[4 * y * stride + 4 * x];
switch (tx_size) {
case TX_4X4:
tx_type = get_tx_type_4x4(pd->plane_type, xd, raster_block);
tx_type = get_tx_type_4x4(plane_type, xd, block);
if (tx_type == DCT_DCT)
xd->itxm_add(dqcoeff, dst, stride, eob);
else
vp9_iht4x4_16_add(dqcoeff, dst, stride, tx_type);
break;
case TX_8X8:
tx_type = get_tx_type_8x8(pd->plane_type, xd);
tx_type = get_tx_type_8x8(plane_type, xd);
vp9_iht8x8_add(tx_type, dqcoeff, dst, stride, eob);
break;
case TX_16X16:
tx_type = get_tx_type_16x16(pd->plane_type, xd);
tx_type = get_tx_type_16x16(plane_type, xd);
vp9_iht16x16_add(tx_type, dqcoeff, dst, stride, eob);
break;
case TX_32X32:
@ -308,17 +307,16 @@ static void predict_and_reconstruct_intra_block(int plane, int block,
const uint8_t *band_translate[2] = {
args->band_translate[0], args->band_translate[1]
};
struct macroblockd_plane *const pd = &xd->plane[plane];
MODE_INFO *const mi = xd->mi_8x8[0];
const int raster_block = txfrm_block_to_raster_block(plane_bsize, tx_size,
block);
uint8_t* const dst = raster_block_offset_uint8(plane_bsize, raster_block,
pd->dst.buf, pd->dst.stride);
const MB_PREDICTION_MODE mode = (plane == 0)
? ((mi->mbmi.sb_type < BLOCK_8X8) ? mi->bmi[raster_block].as_mode
: mi->mbmi.mode)
: mi->mbmi.uv_mode;
? ((mi->mbmi.sb_type < BLOCK_8X8) ? mi->bmi[block].as_mode
: mi->mbmi.mode)
: mi->mbmi.uv_mode;
int x, y;
uint8_t *dst;
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &x, &y);
dst = &pd->dst.buf[4 * y * pd->dst.stride + 4 * x];
if (xd->mb_to_right_edge < 0 || xd->mb_to_bottom_edge < 0)
extend_for_intra(xd, plane_bsize, plane, block, tx_size);
@ -328,9 +326,9 @@ static void predict_and_reconstruct_intra_block(int plane, int block,
dst, pd->dst.stride, dst, pd->dst.stride);
if (!mi->mbmi.skip_coeff) {
vp9_decode_block_tokens(cm, xd, plane, block, plane_bsize, tx_size,
vp9_decode_block_tokens(cm, xd, plane, block, plane_bsize, x, y, tx_size,
args->r, args->token_cache, band_translate);
inverse_transform_block(xd, plane, block, plane_bsize, tx_size);
inverse_transform_block(xd, plane, block, tx_size, x, y);
}
}
@ -352,12 +350,14 @@ static void reconstruct_inter_block(int plane, int block,
const uint8_t *band_translate[2] = {
args->band_translate[0], args->band_translate[1]
};
int x, y;
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &x, &y);
*args->eobtotal += vp9_decode_block_tokens(cm, xd, plane, block,
plane_bsize, tx_size,
plane_bsize, x, y, tx_size,
args->r, args->token_cache,
band_translate);
inverse_transform_block(xd, plane, block, plane_bsize, tx_size);
inverse_transform_block(xd, plane, block, tx_size, x, y);
}
static void set_offsets(VP9_COMMON *const cm, MACROBLOCKD *const xd,

21
vp9/decoder/vp9_detokenize.c
View File

@ -218,24 +218,19 @@ static int decode_coefs(VP9_COMMON *cm, const MACROBLOCKD *xd,
int vp9_decode_block_tokens(VP9_COMMON *cm, MACROBLOCKD *xd,
int plane, int block, BLOCK_SIZE plane_bsize,
TX_SIZE tx_size, vp9_reader *r,
int x, int y, TX_SIZE tx_size, vp9_reader *r,
uint8_t *token_cache,
const uint8_t *band_translate[2]) {
struct macroblockd_plane *const pd = &xd->plane[plane];
const int seg_eob = get_tx_eob(&cm->seg, xd->mi_8x8[0]->mbmi.segment_id,
tx_size);
int aoff, loff, eob, pt;
txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &aoff, &loff);
pt = get_entropy_context(tx_size, pd->above_context + aoff,
pd->left_context + loff);
eob = decode_coefs(cm, xd, r, block,
pd->plane_type, seg_eob, BLOCK_OFFSET(pd->dqcoeff, block),
tx_size, pd->dequant, pt, token_cache,
band_translate[tx_size != TX_4X4]);
set_contexts(xd, pd, plane_bsize, tx_size, eob > 0, aoff, loff);
const int pt = get_entropy_context(tx_size, pd->above_context + x,
pd->left_context + y);
const int eob = decode_coefs(cm, xd, r, block, pd->plane_type, seg_eob,
BLOCK_OFFSET(pd->dqcoeff, block), tx_size,
pd->dequant, pt, token_cache,
band_translate[tx_size != TX_4X4]);
set_contexts(xd, pd, plane_bsize, tx_size, eob > 0, x, y);
pd->eobs[block] = eob;
return eob;
}

2
vp9/decoder/vp9_detokenize.h
View File

@ -17,7 +17,7 @@
int vp9_decode_block_tokens(VP9_COMMON *cm, MACROBLOCKD *xd,
int plane, int block, BLOCK_SIZE plane_bsize,
TX_SIZE tx_size, vp9_reader *r,
int x, int y, TX_SIZE tx_size, vp9_reader *r,
uint8_t *token_cache,
const uint8_t *band_translate[2]);