fcccbcbb39
Support for gyp which doesn't support multiple objects in the same static library having the same basename. Change-Id: Ib947eefbaf68f8b177a796d23f875ccdfa6bc9dc
121 lines
3.4 KiB
C
121 lines
3.4 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_invtrans.h"
|
|
#include "./vp9_rtcd.h"
|
|
|
|
static void recon_dcblock(MACROBLOCKD *xd) {
|
|
BLOCKD *b = &xd->block[24];
|
|
int i;
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
xd->block[i].dqcoeff[0] = b->diff[i];
|
|
}
|
|
}
|
|
|
|
static void recon_dcblock_8x8(MACROBLOCKD *xd) {
|
|
BLOCKD *b = &xd->block[24]; // for coeff 0, 2, 8, 10
|
|
|
|
xd->block[0].dqcoeff[0] = b->diff[0];
|
|
xd->block[4].dqcoeff[0] = b->diff[1];
|
|
xd->block[8].dqcoeff[0] = b->diff[4];
|
|
xd->block[12].dqcoeff[0] = b->diff[8];
|
|
}
|
|
|
|
void vp9_inverse_transform_b_4x4(MACROBLOCKD *xd, int block, int pitch) {
|
|
BLOCKD *b = &xd->block[block];
|
|
if (b->eob <= 1)
|
|
xd->inv_xform4x4_1_x8(b->dqcoeff, b->diff, pitch);
|
|
else
|
|
xd->inv_xform4x4_x8(b->dqcoeff, b->diff, pitch);
|
|
}
|
|
|
|
void vp9_inverse_transform_mby_4x4(MACROBLOCKD *xd) {
|
|
int i;
|
|
BLOCKD *blockd = xd->block;
|
|
|
|
if (xd->mode_info_context->mbmi.mode != SPLITMV) {
|
|
/* do 2nd order transform on the dc block */
|
|
vp9_short_inv_walsh4x4(blockd[24].dqcoeff, blockd[24].diff);
|
|
recon_dcblock(xd);
|
|
}
|
|
|
|
for (i = 0; i < 16; i++) {
|
|
vp9_inverse_transform_b_4x4(xd, i, 32);
|
|
}
|
|
}
|
|
|
|
void vp9_inverse_transform_mbuv_4x4(MACROBLOCKD *xd) {
|
|
int i;
|
|
for (i = 16; i < 24; i++) {
|
|
vp9_inverse_transform_b_4x4(xd, i, 16);
|
|
}
|
|
}
|
|
|
|
void vp9_inverse_transform_mb_4x4(MACROBLOCKD *xd) {
|
|
vp9_inverse_transform_mby_4x4(xd);
|
|
vp9_inverse_transform_mbuv_4x4(xd);
|
|
}
|
|
|
|
void vp9_inverse_transform_b_8x8(short *input_dqcoeff, short *output_coeff,
|
|
int pitch) {
|
|
vp9_short_idct8x8(input_dqcoeff, output_coeff, pitch);
|
|
}
|
|
|
|
void vp9_inverse_transform_mby_8x8(MACROBLOCKD *xd) {
|
|
int i;
|
|
BLOCKD *blockd = xd->block;
|
|
|
|
if (xd->mode_info_context->mbmi.mode != SPLITMV) {
|
|
// do 2nd order transform on the dc block
|
|
vp9_short_ihaar2x2(blockd[24].dqcoeff, blockd[24].diff, 8);
|
|
recon_dcblock_8x8(xd); // need to change for 8x8
|
|
}
|
|
|
|
for (i = 0; i < 9; i += 8) {
|
|
vp9_inverse_transform_b_8x8(&blockd[i].dqcoeff[0],
|
|
&blockd[i].diff[0], 32);
|
|
}
|
|
for (i = 2; i < 11; i += 8) {
|
|
vp9_inverse_transform_b_8x8(&blockd[i + 2].dqcoeff[0],
|
|
&blockd[i].diff[0], 32);
|
|
}
|
|
}
|
|
|
|
void vp9_inverse_transform_mbuv_8x8(MACROBLOCKD *xd) {
|
|
int i;
|
|
BLOCKD *blockd = xd->block;
|
|
|
|
for (i = 16; i < 24; i += 4) {
|
|
vp9_inverse_transform_b_8x8(&blockd[i].dqcoeff[0],
|
|
&blockd[i].diff[0], 16);
|
|
}
|
|
}
|
|
|
|
void vp9_inverse_transform_mb_8x8(MACROBLOCKD *xd) {
|
|
vp9_inverse_transform_mby_8x8(xd);
|
|
vp9_inverse_transform_mbuv_8x8(xd);
|
|
}
|
|
|
|
void vp9_inverse_transform_b_16x16(short *input_dqcoeff,
|
|
short *output_coeff, int pitch) {
|
|
vp9_short_idct16x16(input_dqcoeff, output_coeff, pitch);
|
|
}
|
|
|
|
void vp9_inverse_transform_mby_16x16(MACROBLOCKD *xd) {
|
|
vp9_inverse_transform_b_16x16(&xd->block[0].dqcoeff[0],
|
|
&xd->block[0].diff[0], 32);
|
|
}
|
|
|
|
void vp9_inverse_transform_mb_16x16(MACROBLOCKD *xd) {
|
|
vp9_inverse_transform_mby_16x16(xd);
|
|
vp9_inverse_transform_mbuv_8x8(xd);
|
|
}
|