Skip to content
GitLab
Commit 50e02b94 authored by Dmitry Kovalev's avatar Dmitry Kovalev
Browse files

Adding decode_sb_16x16 function. 

Moving command code from decode_sb32 and decode_sb64 into new
decode_sb_16x16 function.

Change-Id: I57a161300af085557adec2fe600f3c10a145faf2
parent dcd3a5c0
Hide whitespace changes
Inline Side-by-side
vp9/decoder/vp9_decodframe.c
View file @ 50e02b94
......@@ -479,6 +479,60 @@ static void decode_4x4(VP9D_COMP *pbi, MACROBLOCKD *xd,
}
}
static INLINE void decode_sb_16x16(MACROBLOCKD *mb, int y_size) {
const int y_count = y_size * y_size;
const int uv_size = y_size / 2;
const int uv_count = uv_size * uv_size;
const int u_qcoeff_offset = (16 * 16) * y_count;
const int v_qcoeff_offset = u_qcoeff_offset + (16 * 16) * uv_count;
const int u_eob_offset = 16 * y_count;
const int v_eob_offset = u_eob_offset + 16 * uv_count;
int n;
for (n = 0; n < y_count; n++) {
const int x_idx = n % y_size;
const int y_idx = n / y_size;
const int y_offset = (y_idx * 16) * mb->dst.y_stride + (x_idx * 16);
const TX_TYPE tx_type = get_tx_type_16x16(mb, (y_idx * (4 * y_size) +
x_idx) * 4);
if (tx_type == DCT_DCT) {
vp9_dequant_idct_add_16x16(mb->qcoeff + n * 16 * 16,
mb->block[0].dequant ,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
mb->dst.y_stride, mb->dst.y_stride,
mb->eobs[n * 16]);
} else {
vp9_ht_dequant_idct_add_16x16_c(tx_type,
mb->qcoeff + n * 16 * 16,
mb->block[0].dequant,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
mb->dst.y_stride, mb->dst.y_stride,
mb->eobs[n * 16]);
}
}
for (n = 0; n < uv_count; n++) {
const int x_idx = n % uv_size;
const int y_idx = n / uv_size;
const int uv_offset = (y_idx * 16) * mb->dst.uv_stride + (x_idx * 16);
vp9_dequant_idct_add_16x16(mb->qcoeff + u_qcoeff_offset + n * 16 * 16,
mb->block[16].dequant,
mb->dst.u_buffer + uv_offset,
mb->dst.u_buffer + uv_offset,
mb->dst.uv_stride, mb->dst.uv_stride,
mb->eobs[u_eob_offset + n * 16]);
vp9_dequant_idct_add_16x16(mb->qcoeff + v_qcoeff_offset + n * 16 * 16,
mb->block[20].dequant,
mb->dst.v_buffer + uv_offset,
mb->dst.v_buffer + uv_offset,
mb->dst.uv_stride, mb->dst.uv_stride,
mb->eobs[v_eob_offset + n * 16]);
}
}
static INLINE void decode_sb_8x8(MACROBLOCKD *mb, int y_size) {
const int y_count = y_size * y_size;
const int uv_size = y_size / 2;
......@@ -496,16 +550,16 @@ static INLINE void decode_sb_8x8(MACROBLOCKD *mb, int y_size) {
const int y_idx = n / y_size;
const int y_offset = (y_idx * 8) * mb->dst.y_stride + (x_idx * 8);
const TX_TYPE tx_type = get_tx_type_8x8(mb,
(y_idx * 2 * y_size + x_idx) * 2);
(y_idx * (2 * y_size) + x_idx) * 2);
if (tx_type == DCT_DCT) {
vp9_dequant_idct_add_8x8_c(mb->qcoeff + n * 64,
vp9_dequant_idct_add_8x8_c(mb->qcoeff + n * 8 * 8,
mb->block[0].dequant,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
mb->dst.y_stride, mb->dst.y_stride,
mb->eobs[n * 4]);
} else {
vp9_ht_dequant_idct_add_8x8_c(tx_type, mb->qcoeff + n * 64,
vp9_ht_dequant_idct_add_8x8_c(tx_type, mb->qcoeff + n * 8 * 8,
mb->block[0].dequant,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
......@@ -519,14 +573,13 @@ static INLINE void decode_sb_8x8(MACROBLOCKD *mb, int y_size) {
const int x_idx = n % uv_size;
const int y_idx = n / uv_size;
const int uv_offset = (y_idx * 8) * mb->dst.uv_stride + (x_idx * 8);
vp9_dequant_idct_add_8x8_c(mb->qcoeff + u_qcoeff_offset + n * 64,
vp9_dequant_idct_add_8x8_c(mb->qcoeff + u_qcoeff_offset + n * 8 * 8,
mb->block[16].dequant,
mb->dst.u_buffer + uv_offset,
mb->dst.u_buffer + uv_offset,
mb->dst.uv_stride, mb->dst.uv_stride,
mb->eobs[u_eob_offset + n * 4]);
vp9_dequant_idct_add_8x8_c(mb->qcoeff + v_qcoeff_offset + n * 64,
vp9_dequant_idct_add_8x8_c(mb->qcoeff + v_qcoeff_offset + n * 8 * 8,
mb->block[20].dequant,
mb->dst.v_buffer + uv_offset,
mb->dst.v_buffer + uv_offset,
......@@ -541,8 +594,8 @@ static void decode_sb_4x4(MACROBLOCKD *mb, int y_size) {
const int uv_size = y_size / 2;
const int uv_count = uv_size * uv_size;
const int u_qcoeff_offset = y_count * 16;
const int v_qcoeff_offset = u_qcoeff_offset + uv_count * 16;
const int u_qcoeff_offset = y_count * 4 * 4;
const int v_qcoeff_offset = u_qcoeff_offset + uv_count * 4 * 4;
const int u_eob_offset = y_count;
const int v_eob_offset = u_eob_offset + uv_count;
......@@ -552,16 +605,16 @@ static void decode_sb_4x4(MACROBLOCKD *mb, int y_size) {
const int x_idx = n % y_size;
const int y_idx = n / y_size;
const int y_offset = (y_idx * 4) * mb->dst.y_stride + (x_idx * 4);
const TX_TYPE tx_type = get_tx_type_4x4(mb, y_idx * (y_size*2) + x_idx);
const TX_TYPE tx_type = get_tx_type_4x4(mb, y_idx * (2 * y_size) + x_idx);
if (tx_type == DCT_DCT) {
mb->itxm_add(mb->qcoeff + n * 16,
mb->itxm_add(mb->qcoeff + n * 4 * 4,
mb->block[0].dequant,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
mb->dst.y_stride, mb->dst.y_stride,
mb->eobs[n]);
} else {
vp9_ht_dequant_idct_add_c(tx_type, mb->qcoeff + n * 16,
vp9_ht_dequant_idct_add_c(tx_type, mb->qcoeff + n * 4 * 4,
mb->block[0].dequant,
mb->dst.y_buffer + y_offset,
mb->dst.y_buffer + y_offset,
......@@ -575,16 +628,18 @@ static void decode_sb_4x4(MACROBLOCKD *mb, int y_size) {
const int x_idx = n % uv_size;
const int y_idx = n / uv_size;
const int uv_offset = (y_idx * 4) * mb->dst.uv_stride + (x_idx * 4);
mb->itxm_add(mb->qcoeff + u_qcoeff_offset + n * 16,
mb->itxm_add(mb->qcoeff + u_qcoeff_offset + n * 4 * 4,
mb->block[16].dequant,
mb->dst.u_buffer + uv_offset,
mb->dst.u_buffer + uv_offset,
mb->dst.uv_stride, mb->dst.uv_stride, mb->eobs[u_eob_offset + n]);
mb->itxm_add(mb->qcoeff + v_qcoeff_offset + n * 16,
mb->dst.uv_stride, mb->dst.uv_stride,
mb->eobs[u_eob_offset + n]);
mb->itxm_add(mb->qcoeff + v_qcoeff_offset + n * 4 * 4,
mb->block[20].dequant,
mb->dst.v_buffer + uv_offset,
mb->dst.v_buffer + uv_offset,
mb->dst.uv_stride, mb->dst.uv_stride, mb->eobs[v_eob_offset + n]);
mb->dst.uv_stride, mb->dst.uv_stride,
mb->eobs[v_eob_offset + n]);
}
}
......@@ -650,39 +705,7 @@ static void decode_sb64(VP9D_COMP *pbi, MACROBLOCKD *xd, int mb_row, int mb_col,
xd->dst.uv_stride, xd->dst.uv_stride, xd->eobs[320]);
break;
case TX_16X16:
for (n = 0; n < 16; n++) {
const int x_idx = n & 3, y_idx = n >> 2;
const int y_offset = y_idx * 16 * xd->dst.y_stride + x_idx * 16;
const TX_TYPE tx_type = get_tx_type_16x16(xd,
(y_idx * 16 + x_idx) * 4);
if (tx_type == DCT_DCT) {
vp9_dequant_idct_add_16x16(xd->qcoeff + n * 256,
xd->block[0].dequant,
xd->dst.y_buffer + y_offset,
xd->dst.y_buffer + y_offset,
xd->dst.y_stride, xd->dst.y_stride, xd->eobs[n * 16]);
} else {
vp9_ht_dequant_idct_add_16x16_c(tx_type, xd->qcoeff + n * 256,
xd->block[0].dequant,
xd->dst.y_buffer + y_offset,
xd->dst.y_buffer + y_offset,
xd->dst.y_stride, xd->dst.y_stride, xd->eobs[n * 16]);
}
}
for (n = 0; n < 4; n++) {
const int x_idx = n & 1, y_idx = n >> 1;
const int uv_offset = y_idx * 16 * xd->dst.uv_stride + x_idx * 16;
vp9_dequant_idct_add_16x16(xd->qcoeff + 4096 + n * 256,
xd->block[16].dequant,
xd->dst.u_buffer + uv_offset,
xd->dst.u_buffer + uv_offset,
xd->dst.uv_stride, xd->dst.uv_stride, xd->eobs[256 + n * 16]);
vp9_dequant_idct_add_16x16(xd->qcoeff + 4096 + 1024 + n * 256,
xd->block[20].dequant,
xd->dst.v_buffer + uv_offset,
xd->dst.v_buffer + uv_offset,
xd->dst.uv_stride, xd->dst.uv_stride, xd->eobs[320 + n * 16]);
}
decode_sb_16x16(xd, 4);
break;
case TX_8X8:
decode_sb_8x8(xd, 8);
......@@ -700,7 +723,7 @@ static void decode_sb64(VP9D_COMP *pbi, MACROBLOCKD *xd, int mb_row, int mb_col,
static void decode_sb32(VP9D_COMP *pbi, MACROBLOCKD *xd, int mb_row, int mb_col,
BOOL_DECODER* const bc) {
int n, eobtotal;
int eobtotal;
VP9_COMMON *const pc = &pbi->common;
MODE_INFO *mi = xd->mode_info_context;
const int mis = pc->mode_info_stride;
......@@ -757,30 +780,7 @@ static void decode_sb32(VP9D_COMP *pbi, MACROBLOCKD *xd, int mb_row, int mb_col,
xd->dst.uv_stride, xd);
break;
case TX_16X16:
for (n = 0; n < 4; n++) {
const int x_idx = n & 1, y_idx = n >> 1;
const int y_offset = y_idx * 16 * xd->dst.y_stride + x_idx * 16;
const TX_TYPE tx_type = get_tx_type_16x16(xd,
(y_idx * 8 + x_idx) * 4);
if (tx_type == DCT_DCT) {
vp9_dequant_idct_add_16x16(
xd->qcoeff + n * 256, xd->block[0].dequant,
xd->dst.y_buffer + y_offset,
xd->dst.y_buffer + y_offset,
xd->dst.y_stride, xd->dst.y_stride, xd->eobs[n * 16]);
} else {
vp9_ht_dequant_idct_add_16x16_c(tx_type, xd->qcoeff + n * 256,
xd->block[0].dequant,
xd->dst.y_buffer + y_offset,
xd->dst.y_buffer + y_offset,
xd->dst.y_stride, xd->dst.y_stride, xd->eobs[n * 16]);
}
}
vp9_dequant_idct_add_uv_block_16x16_c(xd->qcoeff + 1024,
xd->block[16].dequant,
xd->dst.u_buffer,
xd->dst.v_buffer,
xd->dst.uv_stride, xd);
decode_sb_16x16(xd, 2);
break;
case TX_8X8:
decode_sb_8x8(xd, 4);
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment