374 lines
11 KiB
C
374 lines
11 KiB
C
/*
|
|
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "vp9_rtcd.h"
|
|
#include "vp9/common/vp9_blockd.h"
|
|
#if CONFIG_LOSSLESS
|
|
#include "vp9/decoder/vp9_dequantize.h"
|
|
#endif
|
|
|
|
void vp9_dequant_dc_idct_add_y_block_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride, unsigned short *eobs,
|
|
const short *dc) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 4; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_dc_idct_add_c(q, dq, pre, dst, 16, stride, dc[0]);
|
|
else
|
|
vp9_dc_only_idct_add_c(dc[0], pre, dst, 16, stride);
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dst += 4;
|
|
dc++;
|
|
}
|
|
|
|
pre += 64 - 16;
|
|
dst += 4 * stride - 16;
|
|
}
|
|
}
|
|
|
|
#if CONFIG_SUPERBLOCKS
|
|
void vp9_dequant_dc_idct_add_y_block_4x4_inplace_c(short *q, const short *dq,
|
|
unsigned char *dst,
|
|
int stride,
|
|
unsigned short *eobs,
|
|
const short *dc,
|
|
MACROBLOCKD *xd) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 4; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_dc_idct_add_c(q, dq, dst, dst, stride, stride, dc[0]);
|
|
else
|
|
vp9_dc_only_idct_add_c(dc[0], dst, dst, stride, stride);
|
|
|
|
q += 16;
|
|
dst += 4;
|
|
dc++;
|
|
}
|
|
|
|
dst += 4 * stride - 16;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void vp9_dequant_idct_add_y_block_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride, unsigned short *eobs) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 4; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_c(q, dq, pre, dst, 16, stride);
|
|
else {
|
|
vp9_dc_only_idct_add_c(q[0]*dq[0], pre, dst, 16, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dst += 4;
|
|
}
|
|
|
|
pre += 64 - 16;
|
|
dst += 4 * stride - 16;
|
|
}
|
|
}
|
|
|
|
void vp9_dequant_idct_add_uv_block_c(short *q, const short *dq,
|
|
unsigned char *pre, unsigned char *dstu,
|
|
unsigned char *dstv, int stride,
|
|
unsigned short *eobs) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_c(q, dq, pre, dstu, 8, stride);
|
|
else {
|
|
vp9_dc_only_idct_add_c(q[0]*dq[0], pre, dstu, 8, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dstu += 4;
|
|
}
|
|
|
|
pre += 32 - 8;
|
|
dstu += 4 * stride - 8;
|
|
}
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_c(q, dq, pre, dstv, 8, stride);
|
|
else {
|
|
vp9_dc_only_idct_add_c(q[0]*dq[0], pre, dstv, 8, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dstv += 4;
|
|
}
|
|
|
|
pre += 32 - 8;
|
|
dstv += 4 * stride - 8;
|
|
}
|
|
}
|
|
|
|
#if CONFIG_SUPERBLOCKS
|
|
void vp9_dequant_idct_add_uv_block_4x4_inplace_c(short *q, const short *dq,
|
|
unsigned char *dstu,
|
|
unsigned char *dstv,
|
|
int stride,
|
|
unsigned short *eobs,
|
|
MACROBLOCKD *xd) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1) {
|
|
vp9_dequant_idct_add_c(q, dq, dstu, dstu, stride, stride);
|
|
} else {
|
|
vp9_dc_only_idct_add_c(q[0]*dq[0], dstu, dstu, stride, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
dstu += 4;
|
|
}
|
|
|
|
dstu += 4 * stride - 8;
|
|
}
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1) {
|
|
vp9_dequant_idct_add_c(q, dq, dstv, dstv, stride, stride);
|
|
} else {
|
|
vp9_dc_only_idct_add_c(q[0]*dq[0], dstv, dstv, stride, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
dstv += 4;
|
|
}
|
|
|
|
dstv += 4 * stride - 8;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void vp9_dequant_dc_idct_add_y_block_8x8_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride, unsigned short *eobs,
|
|
const short *dc,
|
|
MACROBLOCKD *xd) {
|
|
q[0] = dc[0];
|
|
vp9_dequant_idct_add_8x8_c(q, dq, pre, dst, 16, stride, 1, xd->eobs[0]);
|
|
|
|
q[64] = dc[1];
|
|
vp9_dequant_idct_add_8x8_c(&q[64], dq, pre + 8, dst + 8, 16, stride, 1,
|
|
xd->eobs[4]);
|
|
|
|
q[128] = dc[4];
|
|
vp9_dequant_idct_add_8x8_c(&q[128], dq, pre + 8 * 16,
|
|
dst + 8 * stride, 16, stride, 1, xd->eobs[8]);
|
|
|
|
q[192] = dc[8];
|
|
vp9_dequant_idct_add_8x8_c(&q[192], dq, pre + 8 * 16 + 8,
|
|
dst + 8 * stride + 8, 16, stride, 1,
|
|
xd->eobs[12]);
|
|
}
|
|
|
|
#if CONFIG_SUPERBLOCKS
|
|
void vp9_dequant_dc_idct_add_y_block_8x8_inplace_c(short *q, const short *dq,
|
|
unsigned char *dst,
|
|
int stride,
|
|
unsigned short *eobs,
|
|
const short *dc,
|
|
MACROBLOCKD *xd) {
|
|
q[0] = dc[0];
|
|
vp9_dequant_idct_add_8x8_c(q, dq, dst, dst, stride, stride, 1, xd->eobs[0]);
|
|
|
|
q[64] = dc[1];
|
|
vp9_dequant_idct_add_8x8_c(&q[64], dq, dst + 8,
|
|
dst + 8, stride, stride, 1, xd->eobs[4]);
|
|
|
|
q[128] = dc[4];
|
|
vp9_dequant_idct_add_8x8_c(&q[128], dq, dst + 8 * stride,
|
|
dst + 8 * stride, stride, stride, 1,
|
|
xd->eobs[8]);
|
|
|
|
q[192] = dc[8];
|
|
vp9_dequant_idct_add_8x8_c(&q[192], dq, dst + 8 * stride + 8,
|
|
dst + 8 * stride + 8, stride, stride, 1,
|
|
xd->eobs[12]);
|
|
}
|
|
#endif
|
|
|
|
void vp9_dequant_idct_add_y_block_8x8_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride, unsigned short *eobs,
|
|
MACROBLOCKD *xd) {
|
|
unsigned char *origdest = dst;
|
|
unsigned char *origpred = pre;
|
|
|
|
vp9_dequant_idct_add_8x8_c(q, dq, pre, dst, 16, stride, 0, xd->eobs[0]);
|
|
vp9_dequant_idct_add_8x8_c(&q[64], dq, origpred + 8,
|
|
origdest + 8, 16, stride, 0, xd->eobs[4]);
|
|
vp9_dequant_idct_add_8x8_c(&q[128], dq, origpred + 8 * 16,
|
|
origdest + 8 * stride, 16, stride, 0, xd->eobs[8]);
|
|
vp9_dequant_idct_add_8x8_c(&q[192], dq, origpred + 8 * 16 + 8,
|
|
origdest + 8 * stride + 8, 16, stride, 0,
|
|
xd->eobs[12]);
|
|
}
|
|
|
|
void vp9_dequant_idct_add_uv_block_8x8_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dstu,
|
|
unsigned char *dstv,
|
|
int stride, unsigned short *eobs,
|
|
MACROBLOCKD *xd) {
|
|
vp9_dequant_idct_add_8x8_c(q, dq, pre, dstu, 8, stride, 0, xd->eobs[16]);
|
|
|
|
q += 64;
|
|
pre += 64;
|
|
|
|
vp9_dequant_idct_add_8x8_c(q, dq, pre, dstv, 8, stride, 0, xd->eobs[20]);
|
|
}
|
|
|
|
#if CONFIG_SUPERBLOCKS
|
|
void vp9_dequant_idct_add_uv_block_8x8_inplace_c(short *q, const short *dq,
|
|
unsigned char *dstu,
|
|
unsigned char *dstv,
|
|
int stride,
|
|
unsigned short *eobs,
|
|
MACROBLOCKD *xd) {
|
|
vp9_dequant_idct_add_8x8_c(q, dq, dstu, dstu, stride, stride, 0,
|
|
xd->eobs[16]);
|
|
|
|
q += 64;
|
|
vp9_dequant_idct_add_8x8_c(q, dq, dstv, dstv, stride, stride, 0,
|
|
xd->eobs[20]);
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_LOSSLESS
|
|
void vp9_dequant_dc_idct_add_y_block_lossless_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride,
|
|
unsigned short *eobs,
|
|
const short *dc) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 4; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_dc_idct_add_lossless_c(q, dq, pre, dst, 16, stride, dc[0]);
|
|
else
|
|
vp9_dc_only_inv_walsh_add_c(dc[0], pre, dst, 16, stride);
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dst += 4;
|
|
dc++;
|
|
}
|
|
|
|
pre += 64 - 16;
|
|
dst += 4 * stride - 16;
|
|
}
|
|
}
|
|
|
|
void vp9_dequant_idct_add_y_block_lossless_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dst,
|
|
int stride, unsigned short *eobs) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 4; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_lossless_c(q, dq, pre, dst, 16, stride);
|
|
else {
|
|
vp9_dc_only_inv_walsh_add_c(q[0]*dq[0], pre, dst, 16, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dst += 4;
|
|
}
|
|
|
|
pre += 64 - 16;
|
|
dst += 4 * stride - 16;
|
|
}
|
|
}
|
|
|
|
void vp9_dequant_idct_add_uv_block_lossless_c(short *q, const short *dq,
|
|
unsigned char *pre,
|
|
unsigned char *dstu,
|
|
unsigned char *dstv,
|
|
int stride,
|
|
unsigned short *eobs) {
|
|
int i, j;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_lossless_c(q, dq, pre, dstu, 8, stride);
|
|
else {
|
|
vp9_dc_only_inv_walsh_add_c(q[0]*dq[0], pre, dstu, 8, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dstu += 4;
|
|
}
|
|
|
|
pre += 32 - 8;
|
|
dstu += 4 * stride - 8;
|
|
}
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
for (j = 0; j < 2; j++) {
|
|
if (*eobs++ > 1)
|
|
vp9_dequant_idct_add_lossless_c(q, dq, pre, dstv, 8, stride);
|
|
else {
|
|
vp9_dc_only_inv_walsh_add_c(q[0]*dq[0], pre, dstv, 8, stride);
|
|
((int *)q)[0] = 0;
|
|
}
|
|
|
|
q += 16;
|
|
pre += 4;
|
|
dstv += 4;
|
|
}
|
|
|
|
pre += 32 - 8;
|
|
dstv += 4 * stride - 8;
|
|
}
|
|
}
|
|
#endif
|
|
|