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Refactor vp10_encode_block_intra

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1) Add VP10_XFORM_QUANT_SKIP_QUANT mode for vp10_xform_quant
2) Let encode_block call vp10_xform_quant so that its code flow
   is clear

Change-Id: I122d5cf6a089f444ae018f3e4bf844be847e17ee
This commit is contained in:
Angie Chiang
2015-11-24 18:01:26 -08:00
parent 88cae8b422
commit 0919edd4d2
2 changed files with 71 additions and 145 deletions
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175
vp10/encoder/encodemb.c
View File

@@ -317,13 +317,15 @@ typedef enum QUANT_FUNC {
QUANT_FUNC_LAST = 4
} QUANT_FUNC;
static VP10_QUANT_FACADE quant_func_ls[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] =
{{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade,
static VP10_QUANT_FACADE
quant_func_list[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] = {
{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade,
vp10_highbd_quantize_fp_facade, vp10_highbd_quantize_fp_32x32_facade},
{vp10_quantize_b_facade, vp10_quantize_b_32x32_facade,
vp10_highbd_quantize_b_facade, vp10_highbd_quantize_b_32x32_facade},
{vp10_quantize_dc_facade, vp10_quantize_dc_32x32_facade,
vp10_highbd_quantize_dc_facade, vp10_highbd_quantize_dc_32x32_facade}};
vp10_highbd_quantize_dc_facade, vp10_highbd_quantize_dc_32x32_facade},
{NULL, NULL, NULL, NULL}};
#else
typedef enum QUANT_FUNC {
@@ -332,15 +334,17 @@ typedef enum QUANT_FUNC {
QUANT_FUNC_LAST = 2
} QUANT_FUNC;
static VP10_QUANT_FACADE quant_func_ls[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] =
{{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade},
static VP10_QUANT_FACADE
quant_func_list[VP10_XFORM_QUANT_LAST][QUANT_FUNC_LAST] = {
{vp10_quantize_fp_facade, vp10_quantize_fp_32x32_facade},
{vp10_quantize_b_facade, vp10_quantize_b_32x32_facade},
{vp10_quantize_dc_facade, vp10_quantize_dc_32x32_facade}};
{vp10_quantize_dc_facade, vp10_quantize_dc_32x32_facade},
{NULL, NULL}};
#endif
static FWD_TXFM_OPT fwd_txfm_opt_ls[VP10_XFORM_QUANT_LAST] = {
FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_DC};
static FWD_TXFM_OPT fwd_txfm_opt_list[VP10_XFORM_QUANT_LAST] = {
FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_NORMAL, FWD_TXFM_OPT_DC,
FWD_TXFM_OPT_NORMAL};
void vp10_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row,
int blk_col, BLOCK_SIZE plane_bsize, TX_SIZE tx_size,
@@ -364,7 +368,7 @@ void vp10_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row,
FWD_TXFM_PARAM fwd_txfm_param;
fwd_txfm_param.tx_type = get_tx_type(plane_type, xd, block, tx_size);
fwd_txfm_param.tx_size = tx_size;
fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_ls[xform_quant_idx];
fwd_txfm_param.fwd_txfm_opt = fwd_txfm_opt_list[xform_quant_idx];
fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
@@ -373,32 +377,36 @@ void vp10_xform_quant(MACROBLOCK *x, int plane, int block, int blk_row,
#if CONFIG_VP9_HIGHBITDEPTH
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
if (xform_quant_idx != VP10_XFORM_QUANT_SKIP_QUANT) {
if (x->skip_block) {
vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
} else {
if (tx_size == TX_32X32)
quant_func_ls[xform_quant_idx][QUANT_FUNC_HIGHBD_32](
quant_func_list[xform_quant_idx][QUANT_FUNC_HIGHBD_32](
coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
else
quant_func_ls[xform_quant_idx][QUANT_FUNC_HIGHBD](
quant_func_list[xform_quant_idx][QUANT_FUNC_HIGHBD](
coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
}
}
return;
}
#endif // CONFIG_VP9_HIGHBITDEPTH
fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
if (xform_quant_idx != VP10_XFORM_QUANT_SKIP_QUANT) {
if (x->skip_block) {
vp10_quantize_skip(tx2d_size, qcoeff, dqcoeff, eob);
} else {
if (tx_size == TX_32X32)
quant_func_ls[xform_quant_idx][QUANT_FUNC_LOWBD_32](
quant_func_list[xform_quant_idx][QUANT_FUNC_LOWBD_32](
coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
else
quant_func_ls[xform_quant_idx][QUANT_FUNC_LOWBD](
quant_func_list[xform_quant_idx][QUANT_FUNC_LOWBD](
coeff, tx2d_size, p, qcoeff, pd, dqcoeff, eob, scan_order);
}
}
}
static void encode_block(int plane, int block, int blk_row, int blk_col,
BLOCK_SIZE plane_bsize,
@@ -697,12 +705,9 @@ void vp10_encode_block_intra(int plane, int block, int blk_row, int blk_col,
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
struct macroblock_plane *const p = &x->plane[plane];
struct macroblockd_plane *const pd = &xd->plane[plane];
tran_low_t *coeff = BLOCK_OFFSET(p->coeff, block);
tran_low_t *qcoeff = BLOCK_OFFSET(p->qcoeff, block);
tran_low_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
const TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
const scan_order *const scan_order = get_scan(tx_size, tx_type, 0);
PREDICTION_MODE mode;
const int bwl = b_width_log2_lookup[plane_bsize];
const int bhl = b_height_log2_lookup[plane_bsize];
@@ -713,134 +718,54 @@ void vp10_encode_block_intra(int plane, int block, int blk_row, int blk_col,
const int src_stride = p->src.stride;
const int dst_stride = pd->dst.stride;
int tx1d_size = get_tx1d_size(tx_size);
const int tx1d_size = get_tx1d_size(tx_size);
FWD_TXFM_PARAM fwd_txfm_param;
INV_TXFM_PARAM inv_txfm_param;
// foward transform parameters
fwd_txfm_param.tx_type = tx_type;
fwd_txfm_param.tx_size = tx_size;
fwd_txfm_param.fwd_txfm_opt = FWD_TXFM_OPT_NORMAL;
fwd_txfm_param.rd_transform = x->use_lp32x32fdct;
fwd_txfm_param.lossless = xd->lossless[xd->mi[0]->mbmi.segment_id];
dst = &pd->dst.buf[4 * (blk_row * dst_stride + blk_col)];
src = &p->src.buf[4 * (blk_row * src_stride + blk_col)];
src_diff = &p->src_diff[4 * (blk_row * diff_stride + blk_col)];
mode = plane == 0 ? get_y_mode(xd->mi[0], block) : mbmi->uv_mode;
vp10_predict_intra_block(xd, bwl, bhl, tx_size, mode, dst, dst_stride,
dst, dst_stride, blk_col, blk_row, plane);
vp10_predict_intra_block(xd, bwl, bhl, tx_size, mode, dst, dst_stride, dst,
dst_stride, blk_col, blk_row, plane);
#if CONFIG_VP9_HIGHBITDEPTH
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
vpx_highbd_subtract_block(tx1d_size, tx1d_size, src_diff, diff_stride,
src, src_stride, dst, dst_stride, xd->bd);
highbd_fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
switch (tx_size) {
case TX_32X32:
if (!x->skip_recode) {
vpx_highbd_quantize_b_32x32(coeff, 1024, x->skip_block, p->zbin,
p->round, p->quant, p->quant_shift,
qcoeff, dqcoeff, pd->dequant, eob,
scan_order->scan, scan_order->iscan);
}
break;
case TX_16X16:
if (!x->skip_recode) {
vpx_highbd_quantize_b(coeff, 256, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob,
scan_order->scan, scan_order->iscan);
}
break;
case TX_8X8:
if (!x->skip_recode) {
vpx_highbd_quantize_b(coeff, 64, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob,
scan_order->scan, scan_order->iscan);
}
break;
case TX_4X4:
if (!x->skip_recode) {
vpx_highbd_quantize_b(coeff, 16, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob,
scan_order->scan, scan_order->iscan);
}
break;
default:
assert(0);
return;
}
if (*eob) {
// inverse transform parameters
inv_txfm_param.tx_type = tx_type;
inv_txfm_param.tx_size = tx_size;
inv_txfm_param.eob = *eob;
inv_txfm_param.lossless = xd->lossless[mbmi->segment_id];
inv_txfm_param.bd = xd->bd;
highbd_inv_txfm_add(dqcoeff, dst, dst_stride, &inv_txfm_param);
*(args->skip) = 0;
}
return;
vpx_highbd_subtract_block(tx1d_size, tx1d_size, src_diff, diff_stride, src,
src_stride, dst, dst_stride, xd->bd);
} else {
vpx_subtract_block(tx1d_size, tx1d_size, src_diff, diff_stride, src,
src_stride, dst, dst_stride);
}
#else
vpx_subtract_block(tx1d_size, tx1d_size, src_diff, diff_stride, src,
src_stride, dst, dst_stride);
#endif // CONFIG_VP9_HIGHBITDEPTH
vpx_subtract_block(tx1d_size, tx1d_size, src_diff, diff_stride,
src, src_stride, dst, dst_stride);
fwd_txfm(src_diff, coeff, diff_stride, &fwd_txfm_param);
if (!x->skip_recode)
vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
VP10_XFORM_QUANT_B);
else
vp10_xform_quant(x, plane, block, blk_row, blk_col, plane_bsize, tx_size,
VP10_XFORM_QUANT_SKIP_QUANT);
switch (tx_size) {
case TX_32X32:
if (!x->skip_recode) {
vpx_quantize_b_32x32(coeff, 1024, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob, scan_order->scan,
scan_order->iscan);
}
break;
case TX_16X16:
if (!x->skip_recode) {
vpx_quantize_b(coeff, 256, x->skip_block, p->zbin, p->round,
p->quant, p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob, scan_order->scan,
scan_order->iscan);
}
break;
case TX_8X8:
if (!x->skip_recode) {
vpx_quantize_b(coeff, 64, x->skip_block, p->zbin, p->round, p->quant,
p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob, scan_order->scan,
scan_order->iscan);
}
break;
case TX_4X4:
if (!x->skip_recode) {
vpx_quantize_b(coeff, 16, x->skip_block, p->zbin, p->round, p->quant,
p->quant_shift, qcoeff, dqcoeff,
pd->dequant, eob, scan_order->scan,
scan_order->iscan);
}
break;
default:
assert(0);
break;
}
if (*eob) {
// inverse transform parameters
// inverse transform
inv_txfm_param.tx_type = tx_type;
inv_txfm_param.tx_size = tx_size;
inv_txfm_param.eob = *eob;
inv_txfm_param.lossless = xd->lossless[mbmi->segment_id];
#if CONFIG_VP9_HIGHBITDEPTH
inv_txfm_param.bd = xd->bd;
if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
highbd_inv_txfm_add(dqcoeff, dst, dst_stride, &inv_txfm_param);
} else {
inv_txfm_add(dqcoeff, dst, dst_stride, &inv_txfm_param);
}
#else
inv_txfm_add(dqcoeff, dst, dst_stride, &inv_txfm_param);
#endif // CONFIG_VP9_HIGHBITDEPTH
*(args->skip) = 0;
}
}

3
vp10/encoder/encodemb.h
View File

@@ -28,7 +28,8 @@ typedef enum VP10_XFORM_QUANT {
VP10_XFORM_QUANT_FP = 0,
VP10_XFORM_QUANT_B = 1,
VP10_XFORM_QUANT_DC = 2,
VP10_XFORM_QUANT_LAST = 3
VP10_XFORM_QUANT_SKIP_QUANT = 3,
VP10_XFORM_QUANT_LAST = 4
} VP10_XFORM_QUANT;
void vp10_encode_sb(MACROBLOCK *x, BLOCK_SIZE bsize);