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kolibrios-fun/contrib/sdk/sources/ffmpeg/libavcodec/vp9dsp.c

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upload sdk git-svn-id: svn://kolibrios.org@4349 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-12-15 09:09:20 +01:00
/*
* VP9 compatible video decoder
*
* Copyright (C) 2013 Ronald S. Bultje <rsbultje gmail com>
* Copyright (C) 2013 Clément Bœsch <u pkh me>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/common.h"
#include "libavutil/intreadwrite.h"
#include "vp9dsp.h"
#include "rnd_avg.h"
// FIXME see whether we can merge parts of this (perhaps at least 4x4 and 8x8)
// back with h264pred.[ch]
static void vert_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
unsigned p4 = AV_RN32A(top);
AV_WN32A(dst + stride * 0, p4);
AV_WN32A(dst + stride * 1, p4);
AV_WN32A(dst + stride * 2, p4);
AV_WN32A(dst + stride * 3, p4);
}
static void vert_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t p8 = AV_RN64A(top);
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, p8);
dst += stride;
}
}
static void vert_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t p8a = AV_RN64A(top + 0), p8b = AV_RN64A(top + 8);
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, p8a);
AV_WN64A(dst + 8, p8b);
dst += stride;
}
}
static void vert_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t p8a = AV_RN64A(top + 0), p8b = AV_RN64A(top + 8),
p8c = AV_RN64A(top + 16), p8d = AV_RN64A(top + 24);
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, p8a);
AV_WN64A(dst + 8, p8b);
AV_WN64A(dst + 16, p8c);
AV_WN64A(dst + 24, p8d);
dst += stride;
}
}
static void hor_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
AV_WN32A(dst + stride * 0, left[0] * 0x01010101U);
AV_WN32A(dst + stride * 1, left[1] * 0x01010101U);
AV_WN32A(dst + stride * 2, left[2] * 0x01010101U);
AV_WN32A(dst + stride * 3, left[3] * 0x01010101U);
}
static void hor_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, left[y] * 0x0101010101010101ULL);
dst += stride;
}
}
static void hor_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 16; y++) {
uint64_t p8 = left[y] * 0x0101010101010101ULL;
AV_WN64A(dst + 0, p8);
AV_WN64A(dst + 8, p8);
dst += stride;
}
}
static void hor_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 32; y++) {
uint64_t p8 = left[y] * 0x0101010101010101ULL;
AV_WN64A(dst + 0, p8);
AV_WN64A(dst + 8, p8);
AV_WN64A(dst + 16, p8);
AV_WN64A(dst + 24, p8);
dst += stride;
}
}
static void tm_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y, tl = top[-1];
for (y = 0; y < 4; y++) {
int l_m_tl = left[y] - tl;
dst[0] = av_clip_uint8(top[0] + l_m_tl);
dst[1] = av_clip_uint8(top[1] + l_m_tl);
dst[2] = av_clip_uint8(top[2] + l_m_tl);
dst[3] = av_clip_uint8(top[3] + l_m_tl);
dst += stride;
}
}
static void tm_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y, tl = top[-1];
for (y = 0; y < 8; y++) {
int l_m_tl = left[y] - tl;
dst[0] = av_clip_uint8(top[0] + l_m_tl);
dst[1] = av_clip_uint8(top[1] + l_m_tl);
dst[2] = av_clip_uint8(top[2] + l_m_tl);
dst[3] = av_clip_uint8(top[3] + l_m_tl);
dst[4] = av_clip_uint8(top[4] + l_m_tl);
dst[5] = av_clip_uint8(top[5] + l_m_tl);
dst[6] = av_clip_uint8(top[6] + l_m_tl);
dst[7] = av_clip_uint8(top[7] + l_m_tl);
dst += stride;
}
}
static void tm_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y, tl = top[-1];
for (y = 0; y < 16; y++) {
int l_m_tl = left[y] - tl;
dst[ 0] = av_clip_uint8(top[ 0] + l_m_tl);
dst[ 1] = av_clip_uint8(top[ 1] + l_m_tl);
dst[ 2] = av_clip_uint8(top[ 2] + l_m_tl);
dst[ 3] = av_clip_uint8(top[ 3] + l_m_tl);
dst[ 4] = av_clip_uint8(top[ 4] + l_m_tl);
dst[ 5] = av_clip_uint8(top[ 5] + l_m_tl);
dst[ 6] = av_clip_uint8(top[ 6] + l_m_tl);
dst[ 7] = av_clip_uint8(top[ 7] + l_m_tl);
dst[ 8] = av_clip_uint8(top[ 8] + l_m_tl);
dst[ 9] = av_clip_uint8(top[ 9] + l_m_tl);
dst[10] = av_clip_uint8(top[10] + l_m_tl);
dst[11] = av_clip_uint8(top[11] + l_m_tl);
dst[12] = av_clip_uint8(top[12] + l_m_tl);
dst[13] = av_clip_uint8(top[13] + l_m_tl);
dst[14] = av_clip_uint8(top[14] + l_m_tl);
dst[15] = av_clip_uint8(top[15] + l_m_tl);
dst += stride;
}
}
static void tm_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y, tl = top[-1];
for (y = 0; y < 32; y++) {
int l_m_tl = left[y] - tl;
dst[ 0] = av_clip_uint8(top[ 0] + l_m_tl);
dst[ 1] = av_clip_uint8(top[ 1] + l_m_tl);
dst[ 2] = av_clip_uint8(top[ 2] + l_m_tl);
dst[ 3] = av_clip_uint8(top[ 3] + l_m_tl);
dst[ 4] = av_clip_uint8(top[ 4] + l_m_tl);
dst[ 5] = av_clip_uint8(top[ 5] + l_m_tl);
dst[ 6] = av_clip_uint8(top[ 6] + l_m_tl);
dst[ 7] = av_clip_uint8(top[ 7] + l_m_tl);
dst[ 8] = av_clip_uint8(top[ 8] + l_m_tl);
dst[ 9] = av_clip_uint8(top[ 9] + l_m_tl);
dst[10] = av_clip_uint8(top[10] + l_m_tl);
dst[11] = av_clip_uint8(top[11] + l_m_tl);
dst[12] = av_clip_uint8(top[12] + l_m_tl);
dst[13] = av_clip_uint8(top[13] + l_m_tl);
dst[14] = av_clip_uint8(top[14] + l_m_tl);
dst[15] = av_clip_uint8(top[15] + l_m_tl);
dst[16] = av_clip_uint8(top[16] + l_m_tl);
dst[17] = av_clip_uint8(top[17] + l_m_tl);
dst[18] = av_clip_uint8(top[18] + l_m_tl);
dst[19] = av_clip_uint8(top[19] + l_m_tl);
dst[20] = av_clip_uint8(top[20] + l_m_tl);
dst[21] = av_clip_uint8(top[21] + l_m_tl);
dst[22] = av_clip_uint8(top[22] + l_m_tl);
dst[23] = av_clip_uint8(top[23] + l_m_tl);
dst[24] = av_clip_uint8(top[24] + l_m_tl);
dst[25] = av_clip_uint8(top[25] + l_m_tl);
dst[26] = av_clip_uint8(top[26] + l_m_tl);
dst[27] = av_clip_uint8(top[27] + l_m_tl);
dst[28] = av_clip_uint8(top[28] + l_m_tl);
dst[29] = av_clip_uint8(top[29] + l_m_tl);
dst[30] = av_clip_uint8(top[30] + l_m_tl);
dst[31] = av_clip_uint8(top[31] + l_m_tl);
dst += stride;
}
}
static void dc_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
unsigned dc = 0x01010101U * ((left[0] + left[1] + left[2] + left[3] +
top[0] + top[1] + top[2] + top[3] + 4) >> 3);
AV_WN32A(dst + stride * 0, dc);
AV_WN32A(dst + stride * 1, dc);
AV_WN32A(dst + stride * 2, dc);
AV_WN32A(dst + stride * 3, dc);
}
static void dc_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] + left[4] + left[5] +
left[6] + left[7] + top[0] + top[1] + top[2] + top[3] +
top[4] + top[5] + top[6] + top[7] + 8) >> 4);
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, dc);
dst += stride;
}
}
static void dc_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] + left[4] + left[5] + left[6] +
left[7] + left[8] + left[9] + left[10] + left[11] + left[12] +
left[13] + left[14] + left[15] + top[0] + top[1] + top[2] + top[3] +
top[4] + top[5] + top[6] + top[7] + top[8] + top[9] + top[10] +
top[11] + top[12] + top[13] + top[14] + top[15] + 16) >> 5);
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
dst += stride;
}
}
static void dc_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] + left[4] + left[5] + left[6] +
left[7] + left[8] + left[9] + left[10] + left[11] + left[12] +
left[13] + left[14] + left[15] + left[16] + left[17] + left[18] +
left[19] + left[20] + left[21] + left[22] + left[23] + left[24] +
left[25] + left[26] + left[27] + left[28] + left[29] + left[30] +
left[31] + top[0] + top[1] + top[2] + top[3] + top[4] + top[5] +
top[6] + top[7] + top[8] + top[9] + top[10] + top[11] + top[12] +
top[13] + top[14] + top[15] + top[16] + top[17] + top[18] + top[19] +
top[20] + top[21] + top[22] + top[23] + top[24] + top[25] + top[26] +
top[27] + top[28] + top[29] + top[30] + top[31] + 32) >> 6);
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
AV_WN64A(dst + 16, dc);
AV_WN64A(dst + 24, dc);
dst += stride;
}
}
static void dc_left_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
unsigned dc = 0x01010101U * ((left[0] + left[1] + left[2] + left[3] + 2) >> 2);
AV_WN32A(dst + stride * 0, dc);
AV_WN32A(dst + stride * 1, dc);
AV_WN32A(dst + stride * 2, dc);
AV_WN32A(dst + stride * 3, dc);
}
static void dc_left_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] +
left[4] + left[5] + left[6] + left[7] + 4) >> 3);
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, dc);
dst += stride;
}
}
static void dc_left_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] + left[4] + left[5] +
left[6] + left[7] + left[8] + left[9] + left[10] + left[11] +
left[12] + left[13] + left[14] + left[15] + 8) >> 4);
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
dst += stride;
}
}
static void dc_left_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((left[0] + left[1] + left[2] + left[3] + left[4] + left[5] +
left[6] + left[7] + left[8] + left[9] + left[10] + left[11] +
left[12] + left[13] + left[14] + left[15] + left[16] + left[17] +
left[18] + left[19] + left[20] + left[21] + left[22] + left[23] +
left[24] + left[25] + left[26] + left[27] + left[28] + left[29] +
left[30] + left[31] + 16) >> 5);
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
AV_WN64A(dst + 16, dc);
AV_WN64A(dst + 24, dc);
dst += stride;
}
}
static void dc_top_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
unsigned dc = 0x01010101U * ((top[0] + top[1] + top[2] + top[3] + 2) >> 2);
AV_WN32A(dst + stride * 0, dc);
AV_WN32A(dst + stride * 1, dc);
AV_WN32A(dst + stride * 2, dc);
AV_WN32A(dst + stride * 3, dc);
}
static void dc_top_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((top[0] + top[1] + top[2] + top[3] +
top[4] + top[5] + top[6] + top[7] + 4) >> 3);
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, dc);
dst += stride;
}
}
static void dc_top_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((top[0] + top[1] + top[2] + top[3] + top[4] + top[5] +
top[6] + top[7] + top[8] + top[9] + top[10] + top[11] +
top[12] + top[13] + top[14] + top[15] + 8) >> 4);
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
dst += stride;
}
}
static void dc_top_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
uint64_t dc = 0x0101010101010101ULL *
((top[0] + top[1] + top[2] + top[3] + top[4] + top[5] +
top[6] + top[7] + top[8] + top[9] + top[10] + top[11] +
top[12] + top[13] + top[14] + top[15] + top[16] + top[17] +
top[18] + top[19] + top[20] + top[21] + top[22] + top[23] +
top[24] + top[25] + top[26] + top[27] + top[28] + top[29] +
top[30] + top[31] + 16) >> 5);
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, dc);
AV_WN64A(dst + 8, dc);
AV_WN64A(dst + 16, dc);
AV_WN64A(dst + 24, dc);
dst += stride;
}
}
static void dc_128_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
AV_WN32A(dst + stride * 0, 0x80808080U);
AV_WN32A(dst + stride * 1, 0x80808080U);
AV_WN32A(dst + stride * 2, 0x80808080U);
AV_WN32A(dst + stride * 3, 0x80808080U);
}
static void dc_128_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, 0x8080808080808080ULL);
dst += stride;
}
}
static void dc_128_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, 0x8080808080808080ULL);
AV_WN64A(dst + 8, 0x8080808080808080ULL);
dst += stride;
}
}
static void dc_128_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, 0x8080808080808080ULL);
AV_WN64A(dst + 8, 0x8080808080808080ULL);
AV_WN64A(dst + 16, 0x8080808080808080ULL);
AV_WN64A(dst + 24, 0x8080808080808080ULL);
dst += stride;
}
}
static void dc_127_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
AV_WN32A(dst + stride * 0, 0x7F7F7F7FU);
AV_WN32A(dst + stride * 1, 0x7F7F7F7FU);
AV_WN32A(dst + stride * 2, 0x7F7F7F7FU);
AV_WN32A(dst + stride * 3, 0x7F7F7F7FU);
}
static void dc_127_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, 0x7F7F7F7F7F7F7F7FULL);
dst += stride;
}
}
static void dc_127_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, 0x7F7F7F7F7F7F7F7FULL);
AV_WN64A(dst + 8, 0x7F7F7F7F7F7F7F7FULL);
dst += stride;
}
}
static void dc_127_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, 0x7F7F7F7F7F7F7F7FULL);
AV_WN64A(dst + 8, 0x7F7F7F7F7F7F7F7FULL);
AV_WN64A(dst + 16, 0x7F7F7F7F7F7F7F7FULL);
AV_WN64A(dst + 24, 0x7F7F7F7F7F7F7F7FULL);
dst += stride;
}
}
static void dc_129_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
AV_WN32A(dst + stride * 0, 0x81818181U);
AV_WN32A(dst + stride * 1, 0x81818181U);
AV_WN32A(dst + stride * 2, 0x81818181U);
AV_WN32A(dst + stride * 3, 0x81818181U);
}
static void dc_129_8x8_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 8; y++) {
AV_WN64A(dst, 0x8181818181818181ULL);
dst += stride;
}
}
static void dc_129_16x16_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 16; y++) {
AV_WN64A(dst + 0, 0x8181818181818181ULL);
AV_WN64A(dst + 8, 0x8181818181818181ULL);
dst += stride;
}
}
static void dc_129_32x32_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int y;
for (y = 0; y < 32; y++) {
AV_WN64A(dst + 0, 0x8181818181818181ULL);
AV_WN64A(dst + 8, 0x8181818181818181ULL);
AV_WN64A(dst + 16, 0x8181818181818181ULL);
AV_WN64A(dst + 24, 0x8181818181818181ULL);
dst += stride;
}
}
#define DST(x, y) dst[(x) + (y) * stride]
static void diag_downleft_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3],
a4 = top[4], a5 = top[5], a6 = top[6], a7 = top[7];
DST(0,0) = (a0 + a1 * 2 + a2 + 2) >> 2;
DST(1,0) = DST(0,1) = (a1 + a2 * 2 + a3 + 2) >> 2;
DST(2,0) = DST(1,1) = DST(0,2) = (a2 + a3 * 2 + a4 + 2) >> 2;
DST(3,0) = DST(2,1) = DST(1,2) = DST(0,3) = (a3 + a4 * 2 + a5 + 2) >> 2;
DST(3,1) = DST(2,2) = DST(1,3) = (a4 + a5 * 2 + a6 + 2) >> 2;
DST(3,2) = DST(2,3) = (a5 + a6 * 2 + a7 + 2) >> 2;
DST(3,3) = a7; // note: this is different from vp8 and such
}
#define def_diag_downleft(size) \
static void diag_downleft_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t v[size - 1]; \
\
for (i = 0; i < size - 2; i++) \
v[i] = (top[i] + top[i + 1] * 2 + top[i + 2] + 2) >> 2; \
v[size - 2] = (top[size - 2] + top[size - 1] * 3 + 2) >> 2; \
\
for (j = 0; j < size; j++) { \
memcpy(dst + j*stride, v + j, size - 1 - j); \
memset(dst + j*stride + size - 1 - j, top[size - 1], j + 1); \
} \
}
def_diag_downleft(8)
def_diag_downleft(16)
def_diag_downleft(32)
static void diag_downright_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3],
l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3];
DST(0,3) = (l1 + l2 * 2 + l3 + 2) >> 2;
DST(0,2) = DST(1,3) = (l0 + l1 * 2 + l2 + 2) >> 2;
DST(0,1) = DST(1,2) = DST(2,3) = (tl + l0 * 2 + l1 + 2) >> 2;
DST(0,0) = DST(1,1) = DST(2,2) = DST(3,3) = (l0 + tl * 2 + a0 + 2) >> 2;
DST(1,0) = DST(2,1) = DST(3,2) = (tl + a0 * 2 + a1 + 2) >> 2;
DST(2,0) = DST(3,1) = (a0 + a1 * 2 + a2 + 2) >> 2;
DST(3,0) = (a1 + a2 * 2 + a3 + 2) >> 2;
}
#define def_diag_downright(size) \
static void diag_downright_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t v[size + size - 1]; \
\
for (i = 0; i < size - 2; i++) { \
v[i ] = (left[size - 1 - i] + left[size - 2 - i] * 2 + left[size - 3 - i] + 2) >> 2; \
v[size + 1 + i] = (top[i] + top[i + 1] * 2 + top[i + 2] + 2) >> 2; \
} \
v[size - 2] = (left[1] + left[0] * 2 + top[-1] + 2) >> 2; \
v[size - 1] = (left[0] + top[-1] * 2 + top[ 0] + 2) >> 2; \
v[size ] = (top[-1] + top[0] * 2 + top[ 1] + 2) >> 2; \
\
for (j = 0; j < size; j++) \
memcpy(dst + j*stride, v + size - 1 - j, size); \
}
def_diag_downright(8)
def_diag_downright(16)
def_diag_downright(32)
static void vert_right_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3],
l0 = left[0], l1 = left[1], l2 = left[2];
DST(0,3) = (l0 + l1 * 2 + l2 + 2) >> 2;
DST(0,2) = (tl + l0 * 2 + l1 + 2) >> 2;
DST(0,0) = DST(1,2) = (tl + a0 + 1) >> 1;
DST(0,1) = DST(1,3) = (l0 + tl * 2 + a0 + 2) >> 2;
DST(1,0) = DST(2,2) = (a0 + a1 + 1) >> 1;
DST(1,1) = DST(2,3) = (tl + a0 * 2 + a1 + 2) >> 2;
DST(2,0) = DST(3,2) = (a1 + a2 + 1) >> 1;
DST(2,1) = DST(3,3) = (a0 + a1 * 2 + a2 + 2) >> 2;
DST(3,0) = (a2 + a3 + 1) >> 1;
DST(3,1) = (a1 + a2 * 2 + a3 + 2) >> 2;
}
#define def_vert_right(size) \
static void vert_right_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t ve[size + size/2 - 1], vo[size + size/2 - 1]; \
\
for (i = 0; i < size/2 - 2; i++) { \
vo[i] = (left[size - 4 - i*2] + left[size - 3 - i*2] * 2 + left[size - 2 - i*2] + 2) >> 2; \
ve[i] = (left[size - 5 - i*2] + left[size - 4 - i*2] * 2 + left[size - 3 - i*2] + 2) >> 2; \
} \
vo[size/2 - 2] = (left[0] + left[1] * 2 + left[2] + 2) >> 2; \
ve[size/2 - 2] = (top[-1] + left[0] * 2 + left[1] + 2) >> 2; \
\
ve[size/2 - 1] = (top[-1] + top[0] + 1) >> 1; \
vo[size/2 - 1] = (left[0] + top[-1] * 2 + top[0] + 2) >> 2; \
for (i = 0; i < size - 1; i++) { \
ve[size/2 + i] = (top[i] + top[i + 1] + 1) >> 1; \
vo[size/2 + i] = (top[i - 1] + top[i] * 2 + top[i + 1] + 2) >> 2; \
} \
\
for (j = 0; j < size / 2; j++) { \
memcpy(dst + j*2 *stride, ve + size/2 - 1 - j, size); \
memcpy(dst + (j*2 + 1)*stride, vo + size/2 - 1 - j, size); \
} \
}
def_vert_right(8)
def_vert_right(16)
def_vert_right(32)
static void hor_down_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3],
tl = top[-1], a0 = top[0], a1 = top[1], a2 = top[2];
DST(2,0) = (tl + a0 * 2 + a1 + 2) >> 2;
DST(3,0) = (a0 + a1 * 2 + a2 + 2) >> 2;
DST(0,0) = DST(2,1) = (tl + l0 + 1) >> 1;
DST(1,0) = DST(3,1) = (a0 + tl * 2 + l0 + 2) >> 2;
DST(0,1) = DST(2,2) = (l0 + l1 + 1) >> 1;
DST(1,1) = DST(3,2) = (tl + l0 * 2 + l1 + 2) >> 2;
DST(0,2) = DST(2,3) = (l1 + l2 + 1) >> 1;
DST(1,2) = DST(3,3) = (l0 + l1 * 2 + l2 + 2) >> 2;
DST(0,3) = (l2 + l3 + 1) >> 1;
DST(1,3) = (l1 + l2 * 2 + l3 + 2) >> 2;
}
#define def_hor_down(size) \
static void hor_down_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t v[size * 3 - 2]; \
\
for (i = 0; i < size - 2; i++) { \
v[i*2 ] = (left[size - 2 - i] + left[size - 1 - i] + 1) >> 1; \
v[i*2 + 1] = (left[size - 3 - i] + left[size - 2 - i] * 2 + left[size - 1 - i] + 2) >> 2; \
v[size*2 + i] = (top[i - 1] + top[i] * 2 + top[i + 1] + 2) >> 2; \
} \
v[size*2 - 2] = (top[-1] + left[0] + 1) >> 1; \
v[size*2 - 4] = (left[0] + left[1] + 1) >> 1; \
v[size*2 - 1] = (top[0] + top[-1] * 2 + left[0] + 2) >> 2; \
v[size*2 - 3] = (top[-1] + left[0] * 2 + left[1] + 2) >> 2; \
\
for (j = 0; j < size; j++) \
memcpy(dst + j*stride, v + size*2 - 2 - j*2, size); \
}
def_hor_down(8)
def_hor_down(16)
def_hor_down(32)
static void vert_left_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int a0 = top[0], a1 = top[1], a2 = top[2], a3 = top[3],
a4 = top[4], a5 = top[5], a6 = top[6];
DST(0,0) = (a0 + a1 + 1) >> 1;
DST(0,1) = (a0 + a1 * 2 + a2 + 2) >> 2;
DST(1,0) = DST(0,2) = (a1 + a2 + 1) >> 1;
DST(1,1) = DST(0,3) = (a1 + a2 * 2 + a3 + 2) >> 2;
DST(2,0) = DST(1,2) = (a2 + a3 + 1) >> 1;
DST(2,1) = DST(1,3) = (a2 + a3 * 2 + a4 + 2) >> 2;
DST(3,0) = DST(2,2) = (a3 + a4 + 1) >> 1;
DST(3,1) = DST(2,3) = (a3 + a4 * 2 + a5 + 2) >> 2;
DST(3,2) = (a4 + a5 + 1) >> 1;
DST(3,3) = (a4 + a5 * 2 + a6 + 2) >> 2;
}
#define def_vert_left(size) \
static void vert_left_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t ve[size - 1], vo[size - 1]; \
\
for (i = 0; i < size - 2; i++) { \
ve[i] = (top[i] + top[i + 1] + 1) >> 1; \
vo[i] = (top[i] + top[i + 1] * 2 + top[i + 2] + 2) >> 2; \
} \
ve[size - 2] = (top[size - 2] + top[size - 1] + 1) >> 1; \
vo[size - 2] = (top[size - 2] + top[size - 1] * 3 + 2) >> 2; \
\
for (j = 0; j < size / 2; j++) { \
memcpy(dst + j*2 * stride, ve + j, size - j - 1); \
memset(dst + j*2 * stride + size - j - 1, top[size - 1], j + 1); \
memcpy(dst + (j*2 + 1) * stride, vo + j, size - j - 1); \
memset(dst + (j*2 + 1) * stride + size - j - 1, top[size - 1], j + 1); \
} \
}
def_vert_left(8)
def_vert_left(16)
def_vert_left(32)
static void hor_up_4x4_c(uint8_t *dst, ptrdiff_t stride,
const uint8_t *left, const uint8_t *top)
{
int l0 = left[0], l1 = left[1], l2 = left[2], l3 = left[3];
DST(0,0) = (l0 + l1 + 1) >> 1;
DST(1,0) = (l0 + l1 * 2 + l2 + 2) >> 2;
DST(0,1) = DST(2,0) = (l1 + l2 + 1) >> 1;
DST(1,1) = DST(3,0) = (l1 + l2 * 2 + l3 + 2) >> 2;
DST(0,2) = DST(2,1) = (l2 + l3 + 1) >> 1;
DST(1,2) = DST(3,1) = (l2 + l3 * 3 + 2) >> 2;
DST(0,3) = DST(1,3) = DST(2,2) = DST(2,3) = DST(3,2) = DST(3,3) = l3;
}
#define def_hor_up(size) \
static void hor_up_##size##x##size##_c(uint8_t *dst, ptrdiff_t stride, \
const uint8_t *left, const uint8_t *top) \
{ \
int i, j; \
uint8_t v[size*2 - 2]; \
\
for (i = 0; i < size - 2; i++) { \
v[i*2 ] = (left[i] + left[i + 1] + 1) >> 1; \
v[i*2 + 1] = (left[i] + left[i + 1] * 2 + left[i + 2] + 2) >> 2; \
} \
v[size*2 - 4] = (left[size - 2] + left[size - 1] + 1) >> 1; \
v[size*2 - 3] = (left[size - 2] + left[size - 1] * 3 + 2) >> 2; \
\
for (j = 0; j < size / 2; j++) \
memcpy(dst + j*stride, v + j*2, size); \
for (j = size / 2; j < size; j++) { \
memcpy(dst + j*stride, v + j*2, size*2 - 2 - j*2); \
memset(dst + j*stride + size*2 - 2 - j*2, left[size - 1], \
2 + j*2 - size); \
} \
}
def_hor_up(8)
def_hor_up(16)
def_hor_up(32)
#undef DST
static av_cold void vp9dsp_intrapred_init(VP9DSPContext *dsp)
{
#define init_intra_pred(tx, sz) \
dsp->intra_pred[tx][VERT_PRED] = vert_##sz##_c; \
dsp->intra_pred[tx][HOR_PRED] = hor_##sz##_c; \
dsp->intra_pred[tx][DC_PRED] = dc_##sz##_c; \
dsp->intra_pred[tx][DIAG_DOWN_LEFT_PRED] = diag_downleft_##sz##_c; \
dsp->intra_pred[tx][DIAG_DOWN_RIGHT_PRED] = diag_downright_##sz##_c; \
dsp->intra_pred[tx][VERT_RIGHT_PRED] = vert_right_##sz##_c; \
dsp->intra_pred[tx][HOR_DOWN_PRED] = hor_down_##sz##_c; \
dsp->intra_pred[tx][VERT_LEFT_PRED] = vert_left_##sz##_c; \
dsp->intra_pred[tx][HOR_UP_PRED] = hor_up_##sz##_c; \
dsp->intra_pred[tx][TM_VP8_PRED] = tm_##sz##_c; \
dsp->intra_pred[tx][LEFT_DC_PRED] = dc_left_##sz##_c; \
dsp->intra_pred[tx][TOP_DC_PRED] = dc_top_##sz##_c; \
dsp->intra_pred[tx][DC_128_PRED] = dc_128_##sz##_c; \
dsp->intra_pred[tx][DC_127_PRED] = dc_127_##sz##_c; \
dsp->intra_pred[tx][DC_129_PRED] = dc_129_##sz##_c
init_intra_pred(TX_4X4, 4x4);
init_intra_pred(TX_8X8, 8x8);
init_intra_pred(TX_16X16, 16x16);
init_intra_pred(TX_32X32, 32x32);
#undef init_intra_pred
}
#define itxfm_wrapper(type_a, type_b, sz, bits) \
static void type_a##_##type_b##_##sz##x##sz##_add_c(uint8_t *dst, \
ptrdiff_t stride, \
int16_t *block, int eob) \
{ \
int i, j; \
int16_t tmp[sz * sz], out[sz]; \
for (i = 0; i < sz; i++) \
type_a##sz##_1d(block + i, sz, tmp + i * sz, 0); \
memset(block, 0, sz * sz * sizeof(*block)); \
for (i = 0; i < sz; i++) { \
type_b##sz##_1d(tmp + i, sz, out, 1); \
for (j = 0; j < sz; j++) \
dst[j * stride] = av_clip_uint8(dst[j * stride] + \
(bits ? \
(out[j] + (1 << (bits - 1))) >> bits : \
out[j])); \
dst++; \
} \
}
#define itxfm_wrap(sz, bits) \
itxfm_wrapper(idct, idct, sz, bits) \
itxfm_wrapper(iadst, idct, sz, bits) \
itxfm_wrapper(idct, iadst, sz, bits) \
itxfm_wrapper(iadst, iadst, sz, bits)
#define IN(x) in[x * stride]
static av_always_inline void idct4_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t1, t2, t3;
t0 = ((IN(0) + IN(2)) * 11585 + (1 << 13)) >> 14;
t1 = ((IN(0) - IN(2)) * 11585 + (1 << 13)) >> 14;
t2 = (IN(1) * 6270 - IN(3) * 15137 + (1 << 13)) >> 14;
t3 = (IN(1) * 15137 + IN(3) * 6270 + (1 << 13)) >> 14;
out[0] = t0 + t3;
out[1] = t1 + t2;
out[2] = t1 - t2;
out[3] = t0 - t3;
}
static av_always_inline void iadst4_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t1, t2, t3;
t0 = 5283 * IN(0) + 15212 * IN(2) + 9929 * IN(3);
t1 = 9929 * IN(0) - 5283 * IN(2) - 15212 * IN(3);
t2 = 13377 * (IN(0) - IN(2) + IN(3));
t3 = 13377 * IN(1);
out[0] = (t0 + t3 + (1 << 13)) >> 14;
out[1] = (t1 + t3 + (1 << 13)) >> 14;
out[2] = (t2 + (1 << 13)) >> 14;
out[3] = (t0 + t1 - t3 + (1 << 13)) >> 14;
}
itxfm_wrap(4, 4)
static av_always_inline void idct8_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t0a, t1, t1a, t2, t2a, t3, t3a, t4, t4a, t5, t5a, t6, t6a, t7, t7a;
t0a = ((IN(0) + IN(4)) * 11585 + (1 << 13)) >> 14;
t1a = ((IN(0) - IN(4)) * 11585 + (1 << 13)) >> 14;
t2a = (IN(2) * 6270 - IN(6) * 15137 + (1 << 13)) >> 14;
t3a = (IN(2) * 15137 + IN(6) * 6270 + (1 << 13)) >> 14;
t4a = (IN(1) * 3196 - IN(7) * 16069 + (1 << 13)) >> 14;
t5a = (IN(5) * 13623 - IN(3) * 9102 + (1 << 13)) >> 14;
t6a = (IN(5) * 9102 + IN(3) * 13623 + (1 << 13)) >> 14;
t7a = (IN(1) * 16069 + IN(7) * 3196 + (1 << 13)) >> 14;
t0 = t0a + t3a;
t1 = t1a + t2a;
t2 = t1a - t2a;
t3 = t0a - t3a;
t4 = t4a + t5a;
t5a = t4a - t5a;
t7 = t7a + t6a;
t6a = t7a - t6a;
t5 = ((t6a - t5a) * 11585 + (1 << 13)) >> 14;
t6 = ((t6a + t5a) * 11585 + (1 << 13)) >> 14;
out[0] = t0 + t7;
out[1] = t1 + t6;
out[2] = t2 + t5;
out[3] = t3 + t4;
out[4] = t3 - t4;
out[5] = t2 - t5;
out[6] = t1 - t6;
out[7] = t0 - t7;
}
static av_always_inline void iadst8_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t0a, t1, t1a, t2, t2a, t3, t3a, t4, t4a, t5, t5a, t6, t6a, t7, t7a;
t0a = 16305 * IN(7) + 1606 * IN(0);
t1a = 1606 * IN(7) - 16305 * IN(0);
t2a = 14449 * IN(5) + 7723 * IN(2);
t3a = 7723 * IN(5) - 14449 * IN(2);
t4a = 10394 * IN(3) + 12665 * IN(4);
t5a = 12665 * IN(3) - 10394 * IN(4);
t6a = 4756 * IN(1) + 15679 * IN(6);
t7a = 15679 * IN(1) - 4756 * IN(6);
t0 = (t0a + t4a + (1 << 13)) >> 14;
t1 = (t1a + t5a + (1 << 13)) >> 14;
t2 = (t2a + t6a + (1 << 13)) >> 14;
t3 = (t3a + t7a + (1 << 13)) >> 14;
t4 = (t0a - t4a + (1 << 13)) >> 14;
t5 = (t1a - t5a + (1 << 13)) >> 14;
t6 = (t2a - t6a + (1 << 13)) >> 14;
t7 = (t3a - t7a + (1 << 13)) >> 14;
t4a = 15137 * t4 + 6270 * t5;
t5a = 6270 * t4 - 15137 * t5;
t6a = 15137 * t7 - 6270 * t6;
t7a = 6270 * t7 + 15137 * t6;
out[0] = t0 + t2;
out[7] = -(t1 + t3);
t2 = t0 - t2;
t3 = t1 - t3;
out[1] = -((t4a + t6a + (1 << 13)) >> 14);
out[6] = (t5a + t7a + (1 << 13)) >> 14;
t6 = (t4a - t6a + (1 << 13)) >> 14;
t7 = (t5a - t7a + (1 << 13)) >> 14;
out[3] = -(((t2 + t3) * 11585 + (1 << 13)) >> 14);
out[4] = ((t2 - t3) * 11585 + (1 << 13)) >> 14;
out[2] = ((t6 + t7) * 11585 + (1 << 13)) >> 14;
out[5] = -(((t6 - t7) * 11585 + (1 << 13)) >> 14);
}
itxfm_wrap(8, 5)
static av_always_inline void idct16_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15;
int t0a, t1a, t2a, t3a, t4a, t5a, t6a, t7a;
int t8a, t9a, t10a, t11a, t12a, t13a, t14a, t15a;
t0a = ((IN(0) + IN(8)) * 11585 + (1 << 13)) >> 14;
t1a = ((IN(0) - IN(8)) * 11585 + (1 << 13)) >> 14;
t2a = (IN(4) * 6270 - IN(12) * 15137 + (1 << 13)) >> 14;
t3a = (IN(4) * 15137 + IN(12) * 6270 + (1 << 13)) >> 14;
t4a = (IN(2) * 3196 - IN(14) * 16069 + (1 << 13)) >> 14;
t7a = (IN(2) * 16069 + IN(14) * 3196 + (1 << 13)) >> 14;
t5a = (IN(10) * 13623 - IN(6) * 9102 + (1 << 13)) >> 14;
t6a = (IN(10) * 9102 + IN(6) * 13623 + (1 << 13)) >> 14;
t8a = (IN(1) * 1606 - IN(15) * 16305 + (1 << 13)) >> 14;
t15a = (IN(1) * 16305 + IN(15) * 1606 + (1 << 13)) >> 14;
t9a = (IN(9) * 12665 - IN(7) * 10394 + (1 << 13)) >> 14;
t14a = (IN(9) * 10394 + IN(7) * 12665 + (1 << 13)) >> 14;
t10a = (IN(5) * 7723 - IN(11) * 14449 + (1 << 13)) >> 14;
t13a = (IN(5) * 14449 + IN(11) * 7723 + (1 << 13)) >> 14;
t11a = (IN(13) * 15679 - IN(3) * 4756 + (1 << 13)) >> 14;
t12a = (IN(13) * 4756 + IN(3) * 15679 + (1 << 13)) >> 14;
t0 = t0a + t3a;
t1 = t1a + t2a;
t2 = t1a - t2a;
t3 = t0a - t3a;
t4 = t4a + t5a;
t5 = t4a - t5a;
t6 = t7a - t6a;
t7 = t7a + t6a;
t8 = t8a + t9a;
t9 = t8a - t9a;
t10 = t11a - t10a;
t11 = t11a + t10a;
t12 = t12a + t13a;
t13 = t12a - t13a;
t14 = t15a - t14a;
t15 = t15a + t14a;
t5a = ((t6 - t5) * 11585 + (1 << 13)) >> 14;
t6a = ((t6 + t5) * 11585 + (1 << 13)) >> 14;
t9a = ( t14 * 6270 - t9 * 15137 + (1 << 13)) >> 14;
t14a = ( t14 * 15137 + t9 * 6270 + (1 << 13)) >> 14;
t10a = (-(t13 * 15137 + t10 * 6270) + (1 << 13)) >> 14;
t13a = ( t13 * 6270 - t10 * 15137 + (1 << 13)) >> 14;
t0a = t0 + t7;
t1a = t1 + t6a;
t2a = t2 + t5a;
t3a = t3 + t4;
t4 = t3 - t4;
t5 = t2 - t5a;
t6 = t1 - t6a;
t7 = t0 - t7;
t8a = t8 + t11;
t9 = t9a + t10a;
t10 = t9a - t10a;
t11a = t8 - t11;
t12a = t15 - t12;
t13 = t14a - t13a;
t14 = t14a + t13a;
t15a = t15 + t12;
t10a = ((t13 - t10) * 11585 + (1 << 13)) >> 14;
t13a = ((t13 + t10) * 11585 + (1 << 13)) >> 14;
t11 = ((t12a - t11a) * 11585 + (1 << 13)) >> 14;
t12 = ((t12a + t11a) * 11585 + (1 << 13)) >> 14;
out[ 0] = t0a + t15a;
out[ 1] = t1a + t14;
out[ 2] = t2a + t13a;
out[ 3] = t3a + t12;
out[ 4] = t4 + t11;
out[ 5] = t5 + t10a;
out[ 6] = t6 + t9;
out[ 7] = t7 + t8a;
out[ 8] = t7 - t8a;
out[ 9] = t6 - t9;
out[10] = t5 - t10a;
out[11] = t4 - t11;
out[12] = t3a - t12;
out[13] = t2a - t13a;
out[14] = t1a - t14;
out[15] = t0a - t15a;
}
static av_always_inline void iadst16_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15;
int t0a, t1a, t2a, t3a, t4a, t5a, t6a, t7a;
int t8a, t9a, t10a, t11a, t12a, t13a, t14a, t15a;
t0 = IN(15) * 16364 + IN(0) * 804;
t1 = IN(15) * 804 - IN(0) * 16364;
t2 = IN(13) * 15893 + IN(2) * 3981;
t3 = IN(13) * 3981 - IN(2) * 15893;
t4 = IN(11) * 14811 + IN(4) * 7005;
t5 = IN(11) * 7005 - IN(4) * 14811;
t6 = IN(9) * 13160 + IN(6) * 9760;
t7 = IN(9) * 9760 - IN(6) * 13160;
t8 = IN(7) * 11003 + IN(8) * 12140;
t9 = IN(7) * 12140 - IN(8) * 11003;
t10 = IN(5) * 8423 + IN(10) * 14053;
t11 = IN(5) * 14053 - IN(10) * 8423;
t12 = IN(3) * 5520 + IN(12) * 15426;
t13 = IN(3) * 15426 - IN(12) * 5520;
t14 = IN(1) * 2404 + IN(14) * 16207;
t15 = IN(1) * 16207 - IN(14) * 2404;
t0a = (t0 + t8 + (1 << 13)) >> 14;
t1a = (t1 + t9 + (1 << 13)) >> 14;
t2a = (t2 + t10 + (1 << 13)) >> 14;
t3a = (t3 + t11 + (1 << 13)) >> 14;
t4a = (t4 + t12 + (1 << 13)) >> 14;
t5a = (t5 + t13 + (1 << 13)) >> 14;
t6a = (t6 + t14 + (1 << 13)) >> 14;
t7a = (t7 + t15 + (1 << 13)) >> 14;
t8a = (t0 - t8 + (1 << 13)) >> 14;
t9a = (t1 - t9 + (1 << 13)) >> 14;
t10a = (t2 - t10 + (1 << 13)) >> 14;
t11a = (t3 - t11 + (1 << 13)) >> 14;
t12a = (t4 - t12 + (1 << 13)) >> 14;
t13a = (t5 - t13 + (1 << 13)) >> 14;
t14a = (t6 - t14 + (1 << 13)) >> 14;
t15a = (t7 - t15 + (1 << 13)) >> 14;
t8 = t8a * 16069 + t9a * 3196;
t9 = t8a * 3196 - t9a * 16069;
t10 = t10a * 9102 + t11a * 13623;
t11 = t10a * 13623 - t11a * 9102;
t12 = t13a * 16069 - t12a * 3196;
t13 = t13a * 3196 + t12a * 16069;
t14 = t15a * 9102 - t14a * 13623;
t15 = t15a * 13623 + t14a * 9102;
t0 = t0a + t4a;
t1 = t1a + t5a;
t2 = t2a + t6a;
t3 = t3a + t7a;
t4 = t0a - t4a;
t5 = t1a - t5a;
t6 = t2a - t6a;
t7 = t3a - t7a;
t8a = (t8 + t12 + (1 << 13)) >> 14;
t9a = (t9 + t13 + (1 << 13)) >> 14;
t10a = (t10 + t14 + (1 << 13)) >> 14;
t11a = (t11 + t15 + (1 << 13)) >> 14;
t12a = (t8 - t12 + (1 << 13)) >> 14;
t13a = (t9 - t13 + (1 << 13)) >> 14;
t14a = (t10 - t14 + (1 << 13)) >> 14;
t15a = (t11 - t15 + (1 << 13)) >> 14;
t4a = t4 * 15137 + t5 * 6270;
t5a = t4 * 6270 - t5 * 15137;
t6a = t7 * 15137 - t6 * 6270;
t7a = t7 * 6270 + t6 * 15137;
t12 = t12a * 15137 + t13a * 6270;
t13 = t12a * 6270 - t13a * 15137;
t14 = t15a * 15137 - t14a * 6270;
t15 = t15a * 6270 + t14a * 15137;
out[ 0] = t0 + t2;
out[15] = -(t1 + t3);
t2a = t0 - t2;
t3a = t1 - t3;
out[ 3] = -((t4a + t6a + (1 << 13)) >> 14);
out[12] = (t5a + t7a + (1 << 13)) >> 14;
t6 = (t4a - t6a + (1 << 13)) >> 14;
t7 = (t5a - t7a + (1 << 13)) >> 14;
out[ 1] = -(t8a + t10a);
out[14] = t9a + t11a;
t10 = t8a - t10a;
t11 = t9a - t11a;
out[ 2] = (t12 + t14 + (1 << 13)) >> 14;
out[13] = -((t13 + t15 + (1 << 13)) >> 14);
t14a = (t12 - t14 + (1 << 13)) >> 14;
t15a = (t13 - t15 + (1 << 13)) >> 14;
out[ 7] = ((t2a + t3a) * -11585 + (1 << 13)) >> 14;
out[ 8] = ((t2a - t3a) * 11585 + (1 << 13)) >> 14;
out[ 4] = ((t7 + t6) * 11585 + (1 << 13)) >> 14;
out[11] = ((t7 - t6) * 11585 + (1 << 13)) >> 14;
out[ 6] = ((t11 + t10) * 11585 + (1 << 13)) >> 14;
out[ 9] = ((t11 - t10) * 11585 + (1 << 13)) >> 14;
out[ 5] = ((t14a + t15a) * -11585 + (1 << 13)) >> 14;
out[10] = ((t14a - t15a) * 11585 + (1 << 13)) >> 14;
}
itxfm_wrap(16, 6)
static av_always_inline void idct32_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0a = ((IN(0) + IN(16)) * 11585 + (1 << 13)) >> 14;
int t1a = ((IN(0) - IN(16)) * 11585 + (1 << 13)) >> 14;
int t2a = (IN( 8) * 6270 - IN(24) * 15137 + (1 << 13)) >> 14;
int t3a = (IN( 8) * 15137 + IN(24) * 6270 + (1 << 13)) >> 14;
int t4a = (IN( 4) * 3196 - IN(28) * 16069 + (1 << 13)) >> 14;
int t7a = (IN( 4) * 16069 + IN(28) * 3196 + (1 << 13)) >> 14;
int t5a = (IN(20) * 13623 - IN(12) * 9102 + (1 << 13)) >> 14;
int t6a = (IN(20) * 9102 + IN(12) * 13623 + (1 << 13)) >> 14;
int t8a = (IN( 2) * 1606 - IN(30) * 16305 + (1 << 13)) >> 14;
int t15a = (IN( 2) * 16305 + IN(30) * 1606 + (1 << 13)) >> 14;
int t9a = (IN(18) * 12665 - IN(14) * 10394 + (1 << 13)) >> 14;
int t14a = (IN(18) * 10394 + IN(14) * 12665 + (1 << 13)) >> 14;
int t10a = (IN(10) * 7723 - IN(22) * 14449 + (1 << 13)) >> 14;
int t13a = (IN(10) * 14449 + IN(22) * 7723 + (1 << 13)) >> 14;
int t11a = (IN(26) * 15679 - IN( 6) * 4756 + (1 << 13)) >> 14;
int t12a = (IN(26) * 4756 + IN( 6) * 15679 + (1 << 13)) >> 14;
int t16a = (IN( 1) * 804 - IN(31) * 16364 + (1 << 13)) >> 14;
int t31a = (IN( 1) * 16364 + IN(31) * 804 + (1 << 13)) >> 14;
int t17a = (IN(17) * 12140 - IN(15) * 11003 + (1 << 13)) >> 14;
int t30a = (IN(17) * 11003 + IN(15) * 12140 + (1 << 13)) >> 14;
int t18a = (IN( 9) * 7005 - IN(23) * 14811 + (1 << 13)) >> 14;
int t29a = (IN( 9) * 14811 + IN(23) * 7005 + (1 << 13)) >> 14;
int t19a = (IN(25) * 15426 - IN( 7) * 5520 + (1 << 13)) >> 14;
int t28a = (IN(25) * 5520 + IN( 7) * 15426 + (1 << 13)) >> 14;
int t20a = (IN( 5) * 3981 - IN(27) * 15893 + (1 << 13)) >> 14;
int t27a = (IN( 5) * 15893 + IN(27) * 3981 + (1 << 13)) >> 14;
int t21a = (IN(21) * 14053 - IN(11) * 8423 + (1 << 13)) >> 14;
int t26a = (IN(21) * 8423 + IN(11) * 14053 + (1 << 13)) >> 14;
int t22a = (IN(13) * 9760 - IN(19) * 13160 + (1 << 13)) >> 14;
int t25a = (IN(13) * 13160 + IN(19) * 9760 + (1 << 13)) >> 14;
int t23a = (IN(29) * 16207 - IN( 3) * 2404 + (1 << 13)) >> 14;
int t24a = (IN(29) * 2404 + IN( 3) * 16207 + (1 << 13)) >> 14;
int t0 = t0a + t3a;
int t1 = t1a + t2a;
int t2 = t1a - t2a;
int t3 = t0a - t3a;
int t4 = t4a + t5a;
int t5 = t4a - t5a;
int t6 = t7a - t6a;
int t7 = t7a + t6a;
int t8 = t8a + t9a;
int t9 = t8a - t9a;
int t10 = t11a - t10a;
int t11 = t11a + t10a;
int t12 = t12a + t13a;
int t13 = t12a - t13a;
int t14 = t15a - t14a;
int t15 = t15a + t14a;
int t16 = t16a + t17a;
int t17 = t16a - t17a;
int t18 = t19a - t18a;
int t19 = t19a + t18a;
int t20 = t20a + t21a;
int t21 = t20a - t21a;
int t22 = t23a - t22a;
int t23 = t23a + t22a;
int t24 = t24a + t25a;
int t25 = t24a - t25a;
int t26 = t27a - t26a;
int t27 = t27a + t26a;
int t28 = t28a + t29a;
int t29 = t28a - t29a;
int t30 = t31a - t30a;
int t31 = t31a + t30a;
t5a = ((t6 - t5) * 11585 + (1 << 13)) >> 14;
t6a = ((t6 + t5) * 11585 + (1 << 13)) >> 14;
t9a = ( t14 * 6270 - t9 * 15137 + (1 << 13)) >> 14;
t14a = ( t14 * 15137 + t9 * 6270 + (1 << 13)) >> 14;
t10a = (-(t13 * 15137 + t10 * 6270) + (1 << 13)) >> 14;
t13a = ( t13 * 6270 - t10 * 15137 + (1 << 13)) >> 14;
t17a = ( t30 * 3196 - t17 * 16069 + (1 << 13)) >> 14;
t30a = ( t30 * 16069 + t17 * 3196 + (1 << 13)) >> 14;
t18a = (-(t29 * 16069 + t18 * 3196) + (1 << 13)) >> 14;
t29a = ( t29 * 3196 - t18 * 16069 + (1 << 13)) >> 14;
t21a = ( t26 * 13623 - t21 * 9102 + (1 << 13)) >> 14;
t26a = ( t26 * 9102 + t21 * 13623 + (1 << 13)) >> 14;
t22a = (-(t25 * 9102 + t22 * 13623) + (1 << 13)) >> 14;
t25a = ( t25 * 13623 - t22 * 9102 + (1 << 13)) >> 14;
t0a = t0 + t7;
t1a = t1 + t6a;
t2a = t2 + t5a;
t3a = t3 + t4;
t4a = t3 - t4;
t5 = t2 - t5a;
t6 = t1 - t6a;
t7a = t0 - t7;
t8a = t8 + t11;
t9 = t9a + t10a;
t10 = t9a - t10a;
t11a = t8 - t11;
t12a = t15 - t12;
t13 = t14a - t13a;
t14 = t14a + t13a;
t15a = t15 + t12;
t16a = t16 + t19;
t17 = t17a + t18a;
t18 = t17a - t18a;
t19a = t16 - t19;
t20a = t23 - t20;
t21 = t22a - t21a;
t22 = t22a + t21a;
t23a = t23 + t20;
t24a = t24 + t27;
t25 = t25a + t26a;
t26 = t25a - t26a;
t27a = t24 - t27;
t28a = t31 - t28;
t29 = t30a - t29a;
t30 = t30a + t29a;
t31a = t31 + t28;
t10a = ((t13 - t10) * 11585 + (1 << 13)) >> 14;
t13a = ((t13 + t10) * 11585 + (1 << 13)) >> 14;
t11 = ((t12a - t11a) * 11585 + (1 << 13)) >> 14;
t12 = ((t12a + t11a) * 11585 + (1 << 13)) >> 14;
t18a = ( t29 * 6270 - t18 * 15137 + (1 << 13)) >> 14;
t29a = ( t29 * 15137 + t18 * 6270 + (1 << 13)) >> 14;
t19 = ( t28a * 6270 - t19a * 15137 + (1 << 13)) >> 14;
t28 = ( t28a * 15137 + t19a * 6270 + (1 << 13)) >> 14;
t20 = (-(t27a * 15137 + t20a * 6270) + (1 << 13)) >> 14;
t27 = ( t27a * 6270 - t20a * 15137 + (1 << 13)) >> 14;
t21a = (-(t26 * 15137 + t21 * 6270) + (1 << 13)) >> 14;
t26a = ( t26 * 6270 - t21 * 15137 + (1 << 13)) >> 14;
t0 = t0a + t15a;
t1 = t1a + t14;
t2 = t2a + t13a;
t3 = t3a + t12;
t4 = t4a + t11;
t5a = t5 + t10a;
t6a = t6 + t9;
t7 = t7a + t8a;
t8 = t7a - t8a;
t9a = t6 - t9;
t10 = t5 - t10a;
t11a = t4a - t11;
t12a = t3a - t12;
t13 = t2a - t13a;
t14a = t1a - t14;
t15 = t0a - t15a;
t16 = t16a + t23a;
t17a = t17 + t22;
t18 = t18a + t21a;
t19a = t19 + t20;
t20a = t19 - t20;
t21 = t18a - t21a;
t22a = t17 - t22;
t23 = t16a - t23a;
t24 = t31a - t24a;
t25a = t30 - t25;
t26 = t29a - t26a;
t27a = t28 - t27;
t28a = t28 + t27;
t29 = t29a + t26a;
t30a = t30 + t25;
t31 = t31a + t24a;
t20 = ((t27a - t20a) * 11585 + (1 << 13)) >> 14;
t27 = ((t27a + t20a) * 11585 + (1 << 13)) >> 14;
t21a = ((t26 - t21 ) * 11585 + (1 << 13)) >> 14;
t26a = ((t26 + t21 ) * 11585 + (1 << 13)) >> 14;
t22 = ((t25a - t22a) * 11585 + (1 << 13)) >> 14;
t25 = ((t25a + t22a) * 11585 + (1 << 13)) >> 14;
t23a = ((t24 - t23 ) * 11585 + (1 << 13)) >> 14;
t24a = ((t24 + t23 ) * 11585 + (1 << 13)) >> 14;
out[ 0] = t0 + t31;
out[ 1] = t1 + t30a;
out[ 2] = t2 + t29;
out[ 3] = t3 + t28a;
out[ 4] = t4 + t27;
out[ 5] = t5a + t26a;
out[ 6] = t6a + t25;
out[ 7] = t7 + t24a;
out[ 8] = t8 + t23a;
out[ 9] = t9a + t22;
out[10] = t10 + t21a;
out[11] = t11a + t20;
out[12] = t12a + t19a;
out[13] = t13 + t18;
out[14] = t14a + t17a;
out[15] = t15 + t16;
out[16] = t15 - t16;
out[17] = t14a - t17a;
out[18] = t13 - t18;
out[19] = t12a - t19a;
out[20] = t11a - t20;
out[21] = t10 - t21a;
out[22] = t9a - t22;
out[23] = t8 - t23a;
out[24] = t7 - t24a;
out[25] = t6a - t25;
out[26] = t5a - t26a;
out[27] = t4 - t27;
out[28] = t3 - t28a;
out[29] = t2 - t29;
out[30] = t1 - t30a;
out[31] = t0 - t31;
}
itxfm_wrapper(idct, idct, 32, 6)
static av_always_inline void iwht4_1d(const int16_t *in, ptrdiff_t stride,
int16_t *out, int pass)
{
int t0, t1, t2, t3, t4;
if (pass == 0) {
t0 = IN(0) >> 2;
t1 = IN(3) >> 2;
t2 = IN(1) >> 2;
t3 = IN(2) >> 2;
} else {
t0 = IN(0);
t1 = IN(3);
t2 = IN(1);
t3 = IN(2);
}
t0 += t2;
t3 -= t1;
t4 = (t0 - t3) >> 1;
t1 = t4 - t1;
t2 = t4 - t2;
t0 -= t1;
t3 += t2;
out[0] = t0;
out[1] = t1;
out[2] = t2;
out[3] = t3;
}
itxfm_wrapper(iwht, iwht, 4, 0)
#undef IN
#undef itxfm_wrapper
#undef itxfm_wrap
static av_cold void vp9dsp_itxfm_init(VP9DSPContext *dsp)
{
#define init_itxfm(tx, sz) \
dsp->itxfm_add[tx][DCT_DCT] = idct_idct_##sz##_add_c; \
dsp->itxfm_add[tx][DCT_ADST] = iadst_idct_##sz##_add_c; \
dsp->itxfm_add[tx][ADST_DCT] = idct_iadst_##sz##_add_c; \
dsp->itxfm_add[tx][ADST_ADST] = iadst_iadst_##sz##_add_c
#define init_idct(tx, nm) \
dsp->itxfm_add[tx][DCT_DCT] = \
dsp->itxfm_add[tx][ADST_DCT] = \
dsp->itxfm_add[tx][DCT_ADST] = \
dsp->itxfm_add[tx][ADST_ADST] = nm##_add_c
init_itxfm(TX_4X4, 4x4);
init_itxfm(TX_8X8, 8x8);
init_itxfm(TX_16X16, 16x16);
init_idct(TX_32X32, idct_idct_32x32);
init_idct(4 /* lossless */, iwht_iwht_4x4);
#undef init_itxfm
#undef init_idct
}
static av_always_inline void loop_filter(uint8_t *dst, ptrdiff_t stride,
int E, int I, int H,
ptrdiff_t stridea, ptrdiff_t strideb,
int wd)
{
int i;
for (i = 0; i < 8; i++, dst += stridea) {
int p7, p6, p5, p4;
int p3 = dst[strideb * -4], p2 = dst[strideb * -3];
int p1 = dst[strideb * -2], p0 = dst[strideb * -1];
int q0 = dst[strideb * +0], q1 = dst[strideb * +1];
int q2 = dst[strideb * +2], q3 = dst[strideb * +3];
int q4, q5, q6, q7;
int fm = FFABS(p3 - p2) <= I && FFABS(p2 - p1) <= I &&
FFABS(p1 - p0) <= I && FFABS(q1 - q0) <= I &&
FFABS(q2 - q1) <= I && FFABS(q3 - q2) <= I &&
FFABS(p0 - q0) * 2 + (FFABS(p1 - q1) >> 1) <= E;
int flat8out, flat8in;
if (!fm)
continue;
if (wd >= 16) {
p7 = dst[strideb * -8];
p6 = dst[strideb * -7];
p5 = dst[strideb * -6];
p4 = dst[strideb * -5];
q4 = dst[strideb * +4];
q5 = dst[strideb * +5];
q6 = dst[strideb * +6];
q7 = dst[strideb * +7];
flat8out = FFABS(p7 - p0) <= 1 && FFABS(p6 - p0) <= 1 &&
FFABS(p5 - p0) <= 1 && FFABS(p4 - p0) <= 1 &&
FFABS(q4 - q0) <= 1 && FFABS(q5 - q0) <= 1 &&
FFABS(q6 - q0) <= 1 && FFABS(q7 - q0) <= 1;
}
if (wd >= 8)
flat8in = FFABS(p3 - p0) <= 1 && FFABS(p2 - p0) <= 1 &&
FFABS(p1 - p0) <= 1 && FFABS(q1 - q0) <= 1 &&
FFABS(q2 - q0) <= 1 && FFABS(q3 - q0) <= 1;
if (wd >= 16 && flat8out && flat8in) {
dst[strideb * -7] = (p7 + p7 + p7 + p7 + p7 + p7 + p7 + p6 * 2 +
p5 + p4 + p3 + p2 + p1 + p0 + q0 + 8) >> 4;
dst[strideb * -6] = (p7 + p7 + p7 + p7 + p7 + p7 + p6 + p5 * 2 +
p4 + p3 + p2 + p1 + p0 + q0 + q1 + 8) >> 4;
dst[strideb * -5] = (p7 + p7 + p7 + p7 + p7 + p6 + p5 + p4 * 2 +
p3 + p2 + p1 + p0 + q0 + q1 + q2 + 8) >> 4;
dst[strideb * -4] = (p7 + p7 + p7 + p7 + p6 + p5 + p4 + p3 * 2 +
p2 + p1 + p0 + q0 + q1 + q2 + q3 + 8) >> 4;
dst[strideb * -3] = (p7 + p7 + p7 + p6 + p5 + p4 + p3 + p2 * 2 +
p1 + p0 + q0 + q1 + q2 + q3 + q4 + 8) >> 4;
dst[strideb * -2] = (p7 + p7 + p6 + p5 + p4 + p3 + p2 + p1 * 2 +
p0 + q0 + q1 + q2 + q3 + q4 + q5 + 8) >> 4;
dst[strideb * -1] = (p7 + p6 + p5 + p4 + p3 + p2 + p1 + p0 * 2 +
q0 + q1 + q2 + q3 + q4 + q5 + q6 + 8) >> 4;
dst[strideb * +0] = (p6 + p5 + p4 + p3 + p2 + p1 + p0 + q0 * 2 +
q1 + q2 + q3 + q4 + q5 + q6 + q7 + 8) >> 4;
dst[strideb * +1] = (p5 + p4 + p3 + p2 + p1 + p0 + q0 + q1 * 2 +
q2 + q3 + q4 + q5 + q6 + q7 + q7 + 8) >> 4;
dst[strideb * +2] = (p4 + p3 + p2 + p1 + p0 + q0 + q1 + q2 * 2 +
q3 + q4 + q5 + q6 + q7 + q7 + q7 + 8) >> 4;
dst[strideb * +3] = (p3 + p2 + p1 + p0 + q0 + q1 + q2 + q3 * 2 +
q4 + q5 + q6 + q7 + q7 + q7 + q7 + 8) >> 4;
dst[strideb * +4] = (p2 + p1 + p0 + q0 + q1 + q2 + q3 + q4 * 2 +
q5 + q6 + q7 + q7 + q7 + q7 + q7 + 8) >> 4;
dst[strideb * +5] = (p1 + p0 + q0 + q1 + q2 + q3 + q4 + q5 * 2 +
q6 + q7 + q7 + q7 + q7 + q7 + q7 + 8) >> 4;
dst[strideb * +6] = (p0 + q0 + q1 + q2 + q3 + q4 + q5 + q6 * 2 +
q7 + q7 + q7 + q7 + q7 + q7 + q7 + 8) >> 4;
} else if (wd >= 8 && flat8in) {
dst[strideb * -3] = (p3 + p3 + p3 + 2 * p2 + p1 + p0 + q0 + 4) >> 3;
dst[strideb * -2] = (p3 + p3 + p2 + 2 * p1 + p0 + q0 + q1 + 4) >> 3;
dst[strideb * -1] = (p3 + p2 + p1 + 2 * p0 + q0 + q1 + q2 + 4) >> 3;
dst[strideb * +0] = (p2 + p1 + p0 + 2 * q0 + q1 + q2 + q3 + 4) >> 3;
dst[strideb * +1] = (p1 + p0 + q0 + 2 * q1 + q2 + q3 + q3 + 4) >> 3;
dst[strideb * +2] = (p0 + q0 + q1 + 2 * q2 + q3 + q3 + q3 + 4) >> 3;
} else {
int hev = FFABS(p1 - p0) > H || FFABS(q1 - q0) > H;
if (hev) {
int f = av_clip_int8(3 * (q0 - p0) + av_clip_int8(p1 - q1)), f1, f2;
f1 = FFMIN(f + 4, 127) >> 3;
f2 = FFMIN(f + 3, 127) >> 3;
dst[strideb * -1] = av_clip_uint8(p0 + f2);
dst[strideb * +0] = av_clip_uint8(q0 - f1);
} else {
int f = av_clip_int8(3 * (q0 - p0)), f1, f2;
f1 = FFMIN(f + 4, 127) >> 3;
f2 = FFMIN(f + 3, 127) >> 3;
dst[strideb * -1] = av_clip_uint8(p0 + f2);
dst[strideb * +0] = av_clip_uint8(q0 - f1);
f = (f1 + 1) >> 1;
dst[strideb * -2] = av_clip_uint8(p1 + f);
dst[strideb * +1] = av_clip_uint8(q1 - f);
}
}
}
}
#define lf_8_fn(dir, wd, stridea, strideb) \
static void loop_filter_##dir##_##wd##_8_c(uint8_t *dst, \
ptrdiff_t stride, \
int E, int I, int H) \
{ \
loop_filter(dst, stride, E, I, H, stridea, strideb, wd); \
}
#define lf_8_fns(wd) \
lf_8_fn(h, wd, stride, 1) \
lf_8_fn(v, wd, 1, stride)
lf_8_fns(4)
lf_8_fns(8)
lf_8_fns(16)
#undef lf_8_fn
#undef lf_8_fns
#define lf_16_fn(dir, stridea) \
static void loop_filter_##dir##_16_16_c(uint8_t *dst, \
ptrdiff_t stride, \
int E, int I, int H) \
{ \
loop_filter_##dir##_16_8_c(dst, stride, E, I, H); \
loop_filter_##dir##_16_8_c(dst + 8 * stridea, stride, E, I, H); \
}
lf_16_fn(h, stride)
lf_16_fn(v, 1)
#undef lf_16_fn
#define lf_mix_fn(dir, wd1, wd2, stridea) \
static void loop_filter_##dir##_##wd1##wd2##_16_c(uint8_t *dst, \
ptrdiff_t stride, \
int E, int I, int H) \
{ \
loop_filter_##dir##_##wd1##_8_c(dst, stride, E & 0xff, I & 0xff, H & 0xff); \
loop_filter_##dir##_##wd2##_8_c(dst + 8 * stridea, stride, E >> 8, I >> 8, H >> 8); \
}
#define lf_mix_fns(wd1, wd2) \
lf_mix_fn(h, wd1, wd2, stride) \
lf_mix_fn(v, wd1, wd2, 1)
lf_mix_fns(4, 4)
lf_mix_fns(4, 8)
lf_mix_fns(8, 4)
lf_mix_fns(8, 8)
#undef lf_mix_fn
#undef lf_mix_fns
static av_cold void vp9dsp_loopfilter_init(VP9DSPContext *dsp)
{
dsp->loop_filter_8[0][0] = loop_filter_h_4_8_c;
dsp->loop_filter_8[0][1] = loop_filter_v_4_8_c;
dsp->loop_filter_8[1][0] = loop_filter_h_8_8_c;
dsp->loop_filter_8[1][1] = loop_filter_v_8_8_c;
dsp->loop_filter_8[2][0] = loop_filter_h_16_8_c;
dsp->loop_filter_8[2][1] = loop_filter_v_16_8_c;
dsp->loop_filter_16[0] = loop_filter_h_16_16_c;
dsp->loop_filter_16[1] = loop_filter_v_16_16_c;
dsp->loop_filter_mix2[0][0][0] = loop_filter_h_44_16_c;
dsp->loop_filter_mix2[0][0][1] = loop_filter_v_44_16_c;
dsp->loop_filter_mix2[0][1][0] = loop_filter_h_48_16_c;
dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_c;
dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_c;
dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_c;
dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_c;
dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_c;
}
static av_always_inline void copy_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h)
{
do {
memcpy(dst, src, w);
dst += dst_stride;
src += src_stride;
} while (--h);
}
static av_always_inline void avg_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h)
{
do {
int x;
for (x = 0; x < w; x += 4)
AV_WN32A(&dst[x], rnd_avg32(AV_RN32A(&dst[x]), AV_RN32(&src[x])));
dst += dst_stride;
src += src_stride;
} while (--h);
}
#define fpel_fn(type, sz) \
static void type##sz##_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int h, int mx, int my) \
{ \
type##_c(dst, dst_stride, src, src_stride, sz, h); \
}
#define copy_avg_fn(sz) \
fpel_fn(copy, sz) \
fpel_fn(avg, sz)
copy_avg_fn(64)
copy_avg_fn(32)
copy_avg_fn(16)
copy_avg_fn(8)
copy_avg_fn(4)
#undef fpel_fn
#undef copy_avg_fn
static const int8_t vp9_subpel_filters[3][15][8] = {
[FILTER_8TAP_REGULAR] = {
{ 0, 1, -5, 126, 8, -3, 1, 0 },
{ -1, 3, -10, 122, 18, -6, 2, 0 },
{ -1, 4, -13, 118, 27, -9, 3, -1 },
{ -1, 4, -16, 112, 37, -11, 4, -1 },
{ -1, 5, -18, 105, 48, -14, 4, -1 },
{ -1, 5, -19, 97, 58, -16, 5, -1 },
{ -1, 6, -19, 88, 68, -18, 5, -1 },
{ -1, 6, -19, 78, 78, -19, 6, -1 },
{ -1, 5, -18, 68, 88, -19, 6, -1 },
{ -1, 5, -16, 58, 97, -19, 5, -1 },
{ -1, 4, -14, 48, 105, -18, 5, -1 },
{ -1, 4, -11, 37, 112, -16, 4, -1 },
{ -1, 3, -9, 27, 118, -13, 4, -1 },
{ 0, 2, -6, 18, 122, -10, 3, -1 },
{ 0, 1, -3, 8, 126, -5, 1, 0 },
}, [FILTER_8TAP_SHARP] = {
{ -1, 3, -7, 127, 8, -3, 1, 0 },
{ -2, 5, -13, 125, 17, -6, 3, -1 },
{ -3, 7, -17, 121, 27, -10, 5, -2 },
{ -4, 9, -20, 115, 37, -13, 6, -2 },
{ -4, 10, -23, 108, 48, -16, 8, -3 },
{ -4, 10, -24, 100, 59, -19, 9, -3 },
{ -4, 11, -24, 90, 70, -21, 10, -4 },
{ -4, 11, -23, 80, 80, -23, 11, -4 },
{ -4, 10, -21, 70, 90, -24, 11, -4 },
{ -3, 9, -19, 59, 100, -24, 10, -4 },
{ -3, 8, -16, 48, 108, -23, 10, -4 },
{ -2, 6, -13, 37, 115, -20, 9, -4 },
{ -2, 5, -10, 27, 121, -17, 7, -3 },
{ -1, 3, -6, 17, 125, -13, 5, -2 },
{ 0, 1, -3, 8, 127, -7, 3, -1 },
}, [FILTER_8TAP_SMOOTH] = {
{ -3, -1, 32, 64, 38, 1, -3, 0 },
{ -2, -2, 29, 63, 41, 2, -3, 0 },
{ -2, -2, 26, 63, 43, 4, -4, 0 },
{ -2, -3, 24, 62, 46, 5, -4, 0 },
{ -2, -3, 21, 60, 49, 7, -4, 0 },
{ -1, -4, 18, 59, 51, 9, -4, 0 },
{ -1, -4, 16, 57, 53, 12, -4, -1 },
{ -1, -4, 14, 55, 55, 14, -4, -1 },
{ -1, -4, 12, 53, 57, 16, -4, -1 },
{ 0, -4, 9, 51, 59, 18, -4, -1 },
{ 0, -4, 7, 49, 60, 21, -3, -2 },
{ 0, -4, 5, 46, 62, 24, -3, -2 },
{ 0, -4, 4, 43, 63, 26, -2, -2 },
{ 0, -3, 2, 41, 63, 29, -2, -2 },
{ 0, -3, 1, 38, 64, 32, -1, -3 },
}
};
#define FILTER_8TAP(src, x, F, stride) \
av_clip_uint8((F[0] * src[x + -3 * stride] + \
F[1] * src[x + -2 * stride] + \
F[2] * src[x + -1 * stride] + \
F[3] * src[x + +0 * stride] + \
F[4] * src[x + +1 * stride] + \
F[5] * src[x + +2 * stride] + \
F[6] * src[x + +3 * stride] + \
F[7] * src[x + +4 * stride] + 64) >> 7)
static av_always_inline void do_8tap_1d_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h, ptrdiff_t ds,
const int8_t *filter, int avg)
{
do {
int x;
for (x = 0; x < w; x++)
if (avg) {
dst[x] = (dst[x] + FILTER_8TAP(src, x, filter, ds) + 1) >> 1;
} else {
dst[x] = FILTER_8TAP(src, x, filter, ds);
}
dst += dst_stride;
src += src_stride;
} while (--h);
}
#define filter_8tap_1d_fn(opn, opa, dir, ds) \
static av_noinline void opn##_8tap_1d_##dir##_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int w, int h, const int8_t *filter) \
{ \
do_8tap_1d_c(dst, dst_stride, src, src_stride, w, h, ds, filter, opa); \
}
filter_8tap_1d_fn(put, 0, v, src_stride)
filter_8tap_1d_fn(put, 0, h, 1)
filter_8tap_1d_fn(avg, 1, v, src_stride)
filter_8tap_1d_fn(avg, 1, h, 1)
#undef filter_8tap_1d_fn
static av_always_inline void do_8tap_2d_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h, const int8_t *filterx,
const int8_t *filtery, int avg)
{
int tmp_h = h + 7;
uint8_t tmp[64 * 71], *tmp_ptr = tmp;
src -= src_stride * 3;
do {
int x;
for (x = 0; x < w; x++)
tmp_ptr[x] = FILTER_8TAP(src, x, filterx, 1);
tmp_ptr += 64;
src += src_stride;
} while (--tmp_h);
tmp_ptr = tmp + 64 * 3;
do {
int x;
for (x = 0; x < w; x++)
if (avg) {
dst[x] = (dst[x] + FILTER_8TAP(tmp_ptr, x, filtery, 64) + 1) >> 1;
} else {
dst[x] = FILTER_8TAP(tmp_ptr, x, filtery, 64);
}
tmp_ptr += 64;
dst += dst_stride;
} while (--h);
}
#define filter_8tap_2d_fn(opn, opa) \
static av_noinline void opn##_8tap_2d_hv_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int w, int h, const int8_t *filterx, \
const int8_t *filtery) \
{ \
do_8tap_2d_c(dst, dst_stride, src, src_stride, w, h, filterx, filtery, opa); \
}
filter_8tap_2d_fn(put, 0)
filter_8tap_2d_fn(avg, 1)
#undef filter_8tap_2d_fn
#undef FILTER_8TAP
#define filter_fn_1d(sz, dir, dir_m, type, type_idx, avg) \
static void avg##_8tap_##type##_##sz##dir##_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int h, int mx, int my) \
{ \
avg##_8tap_1d_##dir##_c(dst, dst_stride, src, src_stride, sz, h, \
vp9_subpel_filters[type_idx][dir_m - 1]); \
}
#define filter_fn_2d(sz, type, type_idx, avg) \
static void avg##_8tap_##type##_##sz##hv_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int h, int mx, int my) \
{ \
avg##_8tap_2d_hv_c(dst, dst_stride, src, src_stride, sz, h, \
vp9_subpel_filters[type_idx][mx - 1], \
vp9_subpel_filters[type_idx][my - 1]); \
}
#define FILTER_BILIN(src, x, mxy, stride) \
(src[x] + ((mxy * (src[x + stride] - src[x]) + 8) >> 4))
static av_always_inline void do_bilin_1d_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h, ptrdiff_t ds, int mxy, int avg)
{
do {
int x;
for (x = 0; x < w; x++)
if (avg) {
dst[x] = (dst[x] + FILTER_BILIN(src, x, mxy, ds) + 1) >> 1;
} else {
dst[x] = FILTER_BILIN(src, x, mxy, ds);
}
dst += dst_stride;
src += src_stride;
} while (--h);
}
#define bilin_1d_fn(opn, opa, dir, ds) \
static av_noinline void opn##_bilin_1d_##dir##_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int w, int h, int mxy) \
{ \
do_bilin_1d_c(dst, dst_stride, src, src_stride, w, h, ds, mxy, opa); \
}
bilin_1d_fn(put, 0, v, src_stride)
bilin_1d_fn(put, 0, h, 1)
bilin_1d_fn(avg, 1, v, src_stride)
bilin_1d_fn(avg, 1, h, 1)
#undef bilin_1d_fn
static av_always_inline void do_bilin_2d_c(uint8_t *dst, ptrdiff_t dst_stride,
const uint8_t *src, ptrdiff_t src_stride,
int w, int h, int mx, int my, int avg)
{
uint8_t tmp[64 * 65], *tmp_ptr = tmp;
int tmp_h = h + 1;
do {
int x;
for (x = 0; x < w; x++)
tmp_ptr[x] = FILTER_BILIN(src, x, mx, 1);
tmp_ptr += 64;
src += src_stride;
} while (--tmp_h);
tmp_ptr = tmp;
do {
int x;
for (x = 0; x < w; x++)
if (avg) {
dst[x] = (dst[x] + FILTER_BILIN(tmp_ptr, x, my, 64) + 1) >> 1;
} else {
dst[x] = FILTER_BILIN(tmp_ptr, x, my, 64);
}
tmp_ptr += 64;
dst += dst_stride;
} while (--h);
}
#define bilin_2d_fn(opn, opa) \
static av_noinline void opn##_bilin_2d_hv_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int w, int h, int mx, int my) \
{ \
do_bilin_2d_c(dst, dst_stride, src, src_stride, w, h, mx, my, opa); \
}
bilin_2d_fn(put, 0)
bilin_2d_fn(avg, 1)
#undef bilin_2d_fn
#undef FILTER_BILIN
#define bilinf_fn_1d(sz, dir, dir_m, avg) \
static void avg##_bilin_##sz##dir##_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int h, int mx, int my) \
{ \
avg##_bilin_1d_##dir##_c(dst, dst_stride, src, src_stride, sz, h, dir_m); \
}
#define bilinf_fn_2d(sz, avg) \
static void avg##_bilin_##sz##hv_c(uint8_t *dst, ptrdiff_t dst_stride, \
const uint8_t *src, ptrdiff_t src_stride, \
int h, int mx, int my) \
{ \
avg##_bilin_2d_hv_c(dst, dst_stride, src, src_stride, sz, h, mx, my); \
}
#define filter_fn(sz, avg) \
filter_fn_1d(sz, h, mx, regular, FILTER_8TAP_REGULAR, avg) \
filter_fn_1d(sz, v, my, regular, FILTER_8TAP_REGULAR, avg) \
filter_fn_2d(sz, regular, FILTER_8TAP_REGULAR, avg) \
filter_fn_1d(sz, h, mx, smooth, FILTER_8TAP_SMOOTH, avg) \
filter_fn_1d(sz, v, my, smooth, FILTER_8TAP_SMOOTH, avg) \
filter_fn_2d(sz, smooth, FILTER_8TAP_SMOOTH, avg) \
filter_fn_1d(sz, h, mx, sharp, FILTER_8TAP_SHARP, avg) \
filter_fn_1d(sz, v, my, sharp, FILTER_8TAP_SHARP, avg) \
filter_fn_2d(sz, sharp, FILTER_8TAP_SHARP, avg) \
bilinf_fn_1d(sz, h, mx, avg) \
bilinf_fn_1d(sz, v, my, avg) \
bilinf_fn_2d(sz, avg)
#define filter_fn_set(avg) \
filter_fn(64, avg) \
filter_fn(32, avg) \
filter_fn(16, avg) \
filter_fn(8, avg) \
filter_fn(4, avg)
filter_fn_set(put)
filter_fn_set(avg)
#undef filter_fn
#undef filter_fn_set
#undef filter_fn_1d
#undef filter_fn_2d
#undef bilinf_fn_1d
#undef bilinf_fn_2d
static av_cold void vp9dsp_mc_init(VP9DSPContext *dsp)
{
#define init_fpel(idx1, idx2, sz, type) \
dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = type##sz##_c; \
dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = type##sz##_c; \
dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = type##sz##_c; \
dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = type##sz##_c
#define init_copy_avg(idx, sz) \
init_fpel(idx, 0, sz, copy); \
init_fpel(idx, 1, sz, avg)
init_copy_avg(0, 64);
init_copy_avg(1, 32);
init_copy_avg(2, 16);
init_copy_avg(3, 8);
init_copy_avg(4, 4);
#undef init_copy_avg
#undef init_fpel
#define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type) \
dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][idxh][idxv] = type##_8tap_smooth_##sz##dir##_c; \
dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = type##_8tap_regular_##sz##dir##_c; \
dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][idxh][idxv] = type##_8tap_sharp_##sz##dir##_c; \
dsp->mc[idx1][FILTER_BILINEAR ][idx2][idxh][idxv] = type##_bilin_##sz##dir##_c
#define init_subpel2(idx, idxh, idxv, dir, type) \
init_subpel1(0, idx, idxh, idxv, 64, dir, type); \
init_subpel1(1, idx, idxh, idxv, 32, dir, type); \
init_subpel1(2, idx, idxh, idxv, 16, dir, type); \
init_subpel1(3, idx, idxh, idxv, 8, dir, type); \
init_subpel1(4, idx, idxh, idxv, 4, dir, type)
#define init_subpel3(idx, type) \
init_subpel2(idx, 1, 1, hv, type); \
init_subpel2(idx, 0, 1, v, type); \
init_subpel2(idx, 1, 0, h, type)
init_subpel3(0, put);
init_subpel3(1, avg);
#undef init_subpel1
#undef init_subpel2
#undef init_subpel3
}
av_cold void ff_vp9dsp_init(VP9DSPContext *dsp)
{
vp9dsp_intrapred_init(dsp);
vp9dsp_itxfm_init(dsp);
vp9dsp_loopfilter_init(dsp);
vp9dsp_mc_init(dsp);
if (ARCH_X86) ff_vp9dsp_init_x86(dsp);
}
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