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librempeg/libavcodec/rv40dsp.c
Michael Niedermayer 6f001d87ff Merge commit '71617884a2a673908bd5c0f73d4f91fdca3da82a' 
* commit '71617884a2a673908bd5c0f73d4f91fdca3da82a':
  aarch64: h264 chroma motion compensation NEON optimizations

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-15 15:00:06 +01:00

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/*
* RV40 decoder motion compensation functions
* Copyright (c) 2008 Konstantin Shishkov
*
* 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
*/
/**
* @file
* RV40 decoder motion compensation functions
*/
#include "avcodec.h"
#include "h264qpel.h"
#include "rv34dsp.h"
#include "libavutil/avassert.h"
#include "libavutil/common.h"
#define RV40_LOWPASS(OPNAME, OP) \
static av_unused void OPNAME ## rv40_qpel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride,\
const int h, const int C1, const int C2, const int SHIFT){\
const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\
int i;\
for(i = 0; i < h; i++)\
{\
OP(dst[0], (src[-2] + src[ 3] - 5*(src[-1]+src[2]) + src[0]*C1 + src[1]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[1], (src[-1] + src[ 4] - 5*(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[2], (src[ 0] + src[ 5] - 5*(src[ 1]+src[4]) + src[2]*C1 + src[3]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[3], (src[ 1] + src[ 6] - 5*(src[ 2]+src[5]) + src[3]*C1 + src[4]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[4], (src[ 2] + src[ 7] - 5*(src[ 3]+src[6]) + src[4]*C1 + src[5]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[5], (src[ 3] + src[ 8] - 5*(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[6], (src[ 4] + src[ 9] - 5*(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[7], (src[ 5] + src[10] - 5*(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2 + (1<<(SHIFT-1))) >> SHIFT);\
dst += dstStride;\
src += srcStride;\
}\
}\
\
static void OPNAME ## rv40_qpel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride,\
const int w, const int C1, const int C2, const int SHIFT){\
const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\
int i;\
for(i = 0; i < w; i++)\
{\
const int srcB = src[-2*srcStride];\
const int srcA = src[-1*srcStride];\
const int src0 = src[0 *srcStride];\
const int src1 = src[1 *srcStride];\
const int src2 = src[2 *srcStride];\
const int src3 = src[3 *srcStride];\
const int src4 = src[4 *srcStride];\
const int src5 = src[5 *srcStride];\
const int src6 = src[6 *srcStride];\
const int src7 = src[7 *srcStride];\
const int src8 = src[8 *srcStride];\
const int src9 = src[9 *srcStride];\
const int src10 = src[10*srcStride];\
OP(dst[0*dstStride], (srcB + src3 - 5*(srcA+src2) + src0*C1 + src1*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[1*dstStride], (srcA + src4 - 5*(src0+src3) + src1*C1 + src2*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[2*dstStride], (src0 + src5 - 5*(src1+src4) + src2*C1 + src3*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[3*dstStride], (src1 + src6 - 5*(src2+src5) + src3*C1 + src4*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[4*dstStride], (src2 + src7 - 5*(src3+src6) + src4*C1 + src5*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[5*dstStride], (src3 + src8 - 5*(src4+src7) + src5*C1 + src6*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[6*dstStride], (src4 + src9 - 5*(src5+src8) + src6*C1 + src7*C2 + (1<<(SHIFT-1))) >> SHIFT);\
OP(dst[7*dstStride], (src5 + src10 - 5*(src6+src9) + src7*C1 + src8*C2 + (1<<(SHIFT-1))) >> SHIFT);\
dst++;\
src++;\
}\
}\
\
static void OPNAME ## rv40_qpel16_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride,\
const int w, const int C1, const int C2, const int SHIFT){\
OPNAME ## rv40_qpel8_v_lowpass(dst , src , dstStride, srcStride, 8, C1, C2, SHIFT);\
OPNAME ## rv40_qpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, 8, C1, C2, SHIFT);\
src += 8*srcStride;\
dst += 8*dstStride;\
OPNAME ## rv40_qpel8_v_lowpass(dst , src , dstStride, srcStride, w-8, C1, C2, SHIFT);\
OPNAME ## rv40_qpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, w-8, C1, C2, SHIFT);\
}\
\
static void OPNAME ## rv40_qpel16_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride,\
const int h, const int C1, const int C2, const int SHIFT){\
OPNAME ## rv40_qpel8_h_lowpass(dst , src , dstStride, srcStride, 8, C1, C2, SHIFT);\
OPNAME ## rv40_qpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, 8, C1, C2, SHIFT);\
src += 8*srcStride;\
dst += 8*dstStride;\
OPNAME ## rv40_qpel8_h_lowpass(dst , src , dstStride, srcStride, h-8, C1, C2, SHIFT);\
OPNAME ## rv40_qpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, h-8, C1, C2, SHIFT);\
}\
\
#define RV40_MC(OPNAME, SIZE) \
static void OPNAME ## rv40_qpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc30_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
OPNAME ## rv40_qpel ## SIZE ## _h_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 52, 20, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc31_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 52, 20, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc32_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 52, 6);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 20, 5);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc03_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, src, stride, stride, SIZE, 20, 52, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc13_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 52, 20, 6);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
}\
\
static void OPNAME ## rv40_qpel ## SIZE ## _mc23_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)\
{\
uint8_t full[SIZE*(SIZE+5)];\
uint8_t * const full_mid = full + SIZE*2;\
put_rv40_qpel ## SIZE ## _h_lowpass(full, src - 2*stride, SIZE, stride, SIZE+5, 20, 20, 5);\
OPNAME ## rv40_qpel ## SIZE ## _v_lowpass(dst, full_mid, stride, SIZE, SIZE, 20, 52, 6);\
}\
\
#define op_avg(a, b) a = (((a)+cm[b]+1)>>1)
#define op_put(a, b) a = cm[b]
RV40_LOWPASS(put_ , op_put)
RV40_LOWPASS(avg_ , op_avg)
#undef op_avg
#undef op_put
RV40_MC(put_, 8)
RV40_MC(put_, 16)
RV40_MC(avg_, 8)
RV40_MC(avg_, 16)
static const int rv40_bias[4][4] = {
{ 0, 16, 32, 16 },
{ 32, 28, 32, 28 },
{ 0, 32, 16, 32 },
{ 32, 28, 32, 28 }
};
#define RV40_CHROMA_MC(OPNAME, OP)\
static void OPNAME ## rv40_chroma_mc4_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
const int A = (8-x) * (8-y);\
const int B = ( x) * (8-y);\
const int C = (8-x) * ( y);\
const int D = ( x) * ( y);\
int i;\
int bias = rv40_bias[y>>1][x>>1];\
\
av_assert2(x<8 && y<8 && x>=0 && y>=0);\
\
if(D){\
for(i = 0; i < h; i++){\
OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + bias));\
dst += stride;\
src += stride;\
}\
}else{\
const int E = B + C;\
const int step = C ? stride : 1;\
for(i = 0; i < h; i++){\
OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
OP(dst[3], (A*src[3] + E*src[step+3] + bias));\
dst += stride;\
src += stride;\
}\
}\
}\
\
static void OPNAME ## rv40_chroma_mc8_c(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
const int A = (8-x) * (8-y);\
const int B = ( x) * (8-y);\
const int C = (8-x) * ( y);\
const int D = ( x) * ( y);\
int i;\
int bias = rv40_bias[y>>1][x>>1];\
\
av_assert2(x<8 && y<8 && x>=0 && y>=0);\
\
if(D){\
for(i = 0; i < h; i++){\
OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + bias));\
OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + bias));\
OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + bias));\
OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + bias));\
OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + bias));\
OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + bias));\
OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + bias));\
OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + bias));\
dst += stride;\
src += stride;\
}\
}else{\
const int E = B + C;\
const int step = C ? stride : 1;\
for(i = 0; i < h; i++){\
OP(dst[0], (A*src[0] + E*src[step+0] + bias));\
OP(dst[1], (A*src[1] + E*src[step+1] + bias));\
OP(dst[2], (A*src[2] + E*src[step+2] + bias));\
OP(dst[3], (A*src[3] + E*src[step+3] + bias));\
OP(dst[4], (A*src[4] + E*src[step+4] + bias));\
OP(dst[5], (A*src[5] + E*src[step+5] + bias));\
OP(dst[6], (A*src[6] + E*src[step+6] + bias));\
OP(dst[7], (A*src[7] + E*src[step+7] + bias));\
dst += stride;\
src += stride;\
}\
}\
}
#define op_avg(a, b) a = (((a)+((b)>>6)+1)>>1)
#define op_put(a, b) a = ((b)>>6)
RV40_CHROMA_MC(put_, op_put)
RV40_CHROMA_MC(avg_, op_avg)
#define RV40_WEIGHT_FUNC(size) \
static void rv40_weight_func_rnd_ ## size (uint8_t *dst, uint8_t *src1, uint8_t *src2, int w1, int w2, ptrdiff_t stride)\
{\
int i, j;\
\
for (j = 0; j < size; j++) {\
for (i = 0; i < size; i++)\
dst[i] = (((w2 * src1[i]) >> 9) + ((w1 * src2[i]) >> 9) + 0x10) >> 5;\
src1 += stride;\
src2 += stride;\
dst += stride;\
}\
}\
static void rv40_weight_func_nornd_ ## size (uint8_t *dst, uint8_t *src1, uint8_t *src2, int w1, int w2, ptrdiff_t stride)\
{\
int i, j;\
\
for (j = 0; j < size; j++) {\
for (i = 0; i < size; i++)\
dst[i] = (w2 * src1[i] + w1 * src2[i] + 0x10) >> 5;\
src1 += stride;\
src2 += stride;\
dst += stride;\
}\
}
RV40_WEIGHT_FUNC(16)
RV40_WEIGHT_FUNC(8)
/**
* dither values for deblocking filter - left/top values
*/
static const uint8_t rv40_dither_l[16] = {
0x40, 0x50, 0x20, 0x60, 0x30, 0x50, 0x40, 0x30,
0x50, 0x40, 0x50, 0x30, 0x60, 0x20, 0x50, 0x40
};
/**
* dither values for deblocking filter - right/bottom values
*/
static const uint8_t rv40_dither_r[16] = {
0x40, 0x30, 0x60, 0x20, 0x50, 0x30, 0x30, 0x40,
0x40, 0x40, 0x50, 0x30, 0x20, 0x60, 0x30, 0x40
};
#define CLIP_SYMM(a, b) av_clip(a, -(b), b)
/**
* weaker deblocking very similar to the one described in 4.4.2 of JVT-A003r1
*/
static av_always_inline void rv40_weak_loop_filter(uint8_t *src,
const int step,
const ptrdiff_t stride,
const int filter_p1,
const int filter_q1,
const int alpha,
const int beta,
const int lim_p0q0,
const int lim_q1,
const int lim_p1)
{
const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
int i, t, u, diff;
for (i = 0; i < 4; i++, src += stride) {
int diff_p1p0 = src[-2*step] - src[-1*step];
int diff_q1q0 = src[ 1*step] - src[ 0*step];
int diff_p1p2 = src[-2*step] - src[-3*step];
int diff_q1q2 = src[ 1*step] - src[ 2*step];
t = src[0*step] - src[-1*step];
if (!t)
continue;
u = (alpha * FFABS(t)) >> 7;
if (u > 3 - (filter_p1 && filter_q1))
continue;
t <<= 2;
if (filter_p1 && filter_q1)
t += src[-2*step] - src[1*step];
diff = CLIP_SYMM((t + 4) >> 3, lim_p0q0);
src[-1*step] = cm[src[-1*step] + diff];
src[ 0*step] = cm[src[ 0*step] - diff];
if (filter_p1 && FFABS(diff_p1p2) <= beta) {
t = (diff_p1p0 + diff_p1p2 - diff) >> 1;
src[-2*step] = cm[src[-2*step] - CLIP_SYMM(t, lim_p1)];
}
if (filter_q1 && FFABS(diff_q1q2) <= beta) {
t = (diff_q1q0 + diff_q1q2 + diff) >> 1;
src[ 1*step] = cm[src[ 1*step] - CLIP_SYMM(t, lim_q1)];
}
}
}
static void rv40_h_weak_loop_filter(uint8_t *src, const ptrdiff_t stride,
const int filter_p1, const int filter_q1,
const int alpha, const int beta,
const int lim_p0q0, const int lim_q1,
const int lim_p1)
{
rv40_weak_loop_filter(src, stride, 1, filter_p1, filter_q1,
alpha, beta, lim_p0q0, lim_q1, lim_p1);
}
static void rv40_v_weak_loop_filter(uint8_t *src, const ptrdiff_t stride,
const int filter_p1, const int filter_q1,
const int alpha, const int beta,
const int lim_p0q0, const int lim_q1,
const int lim_p1)
{
rv40_weak_loop_filter(src, 1, stride, filter_p1, filter_q1,
alpha, beta, lim_p0q0, lim_q1, lim_p1);
}
static av_always_inline void rv40_strong_loop_filter(uint8_t *src,
const int step,
const ptrdiff_t stride,
const int alpha,
const int lims,
const int dmode,
const int chroma)
{
int i;
for(i = 0; i < 4; i++, src += stride){
int sflag, p0, q0, p1, q1;
int t = src[0*step] - src[-1*step];
if (!t)
continue;
sflag = (alpha * FFABS(t)) >> 7;
if (sflag > 1)
continue;
p0 = (25*src[-3*step] + 26*src[-2*step] + 26*src[-1*step] +
26*src[ 0*step] + 25*src[ 1*step] +
rv40_dither_l[dmode + i]) >> 7;
q0 = (25*src[-2*step] + 26*src[-1*step] + 26*src[ 0*step] +
26*src[ 1*step] + 25*src[ 2*step] +
rv40_dither_r[dmode + i]) >> 7;
if (sflag) {
p0 = av_clip(p0, src[-1*step] - lims, src[-1*step] + lims);
q0 = av_clip(q0, src[ 0*step] - lims, src[ 0*step] + lims);
}
p1 = (25*src[-4*step] + 26*src[-3*step] + 26*src[-2*step] + 26*p0 +
25*src[ 0*step] + rv40_dither_l[dmode + i]) >> 7;
q1 = (25*src[-1*step] + 26*q0 + 26*src[ 1*step] + 26*src[ 2*step] +
25*src[ 3*step] + rv40_dither_r[dmode + i]) >> 7;
if (sflag) {
p1 = av_clip(p1, src[-2*step] - lims, src[-2*step] + lims);
q1 = av_clip(q1, src[ 1*step] - lims, src[ 1*step] + lims);
}
src[-2*step] = p1;
src[-1*step] = p0;
src[ 0*step] = q0;
src[ 1*step] = q1;
if(!chroma){
src[-3*step] = (25*src[-1*step] + 26*src[-2*step] +
51*src[-3*step] + 26*src[-4*step] + 64) >> 7;
src[ 2*step] = (25*src[ 0*step] + 26*src[ 1*step] +
51*src[ 2*step] + 26*src[ 3*step] + 64) >> 7;
}
}
}
static void rv40_h_strong_loop_filter(uint8_t *src, const ptrdiff_t stride,
const int alpha, const int lims,
const int dmode, const int chroma)
{
rv40_strong_loop_filter(src, stride, 1, alpha, lims, dmode, chroma);
}
static void rv40_v_strong_loop_filter(uint8_t *src, const ptrdiff_t stride,
const int alpha, const int lims,
const int dmode, const int chroma)
{
rv40_strong_loop_filter(src, 1, stride, alpha, lims, dmode, chroma);
}
static av_always_inline int rv40_loop_filter_strength(uint8_t *src,
int step, ptrdiff_t stride,
int beta, int beta2,
int edge,
int *p1, int *q1)
{
int sum_p1p0 = 0, sum_q1q0 = 0, sum_p1p2 = 0, sum_q1q2 = 0;
int strong0 = 0, strong1 = 0;
uint8_t *ptr;
int i;
for (i = 0, ptr = src; i < 4; i++, ptr += stride) {
sum_p1p0 += ptr[-2*step] - ptr[-1*step];
sum_q1q0 += ptr[ 1*step] - ptr[ 0*step];
}
*p1 = FFABS(sum_p1p0) < (beta << 2);
*q1 = FFABS(sum_q1q0) < (beta << 2);
if(!*p1 && !*q1)
return 0;
if (!edge)
return 0;
for (i = 0, ptr = src; i < 4; i++, ptr += stride) {
sum_p1p2 += ptr[-2*step] - ptr[-3*step];
sum_q1q2 += ptr[ 1*step] - ptr[ 2*step];
}
strong0 = *p1 && (FFABS(sum_p1p2) < beta2);
strong1 = *q1 && (FFABS(sum_q1q2) < beta2);
return strong0 && strong1;
}
static int rv40_h_loop_filter_strength(uint8_t *src, ptrdiff_t stride,
int beta, int beta2, int edge,
int *p1, int *q1)
{
return rv40_loop_filter_strength(src, stride, 1, beta, beta2, edge, p1, q1);
}
static int rv40_v_loop_filter_strength(uint8_t *src, ptrdiff_t stride,
int beta, int beta2, int edge,
int *p1, int *q1)
{
return rv40_loop_filter_strength(src, 1, stride, beta, beta2, edge, p1, q1);
}
av_cold void ff_rv40dsp_init(RV34DSPContext *c)
{
H264QpelContext qpel;
ff_rv34dsp_init(c);
ff_h264qpel_init(&qpel, 8);
c->put_pixels_tab[0][ 0] = qpel.put_h264_qpel_pixels_tab[0][0];
c->put_pixels_tab[0][ 1] = put_rv40_qpel16_mc10_c;
c->put_pixels_tab[0][ 2] = qpel.put_h264_qpel_pixels_tab[0][2];
c->put_pixels_tab[0][ 3] = put_rv40_qpel16_mc30_c;
c->put_pixels_tab[0][ 4] = put_rv40_qpel16_mc01_c;
c->put_pixels_tab[0][ 5] = put_rv40_qpel16_mc11_c;
c->put_pixels_tab[0][ 6] = put_rv40_qpel16_mc21_c;
c->put_pixels_tab[0][ 7] = put_rv40_qpel16_mc31_c;
c->put_pixels_tab[0][ 8] = qpel.put_h264_qpel_pixels_tab[0][8];
c->put_pixels_tab[0][ 9] = put_rv40_qpel16_mc12_c;
c->put_pixels_tab[0][10] = put_rv40_qpel16_mc22_c;
c->put_pixels_tab[0][11] = put_rv40_qpel16_mc32_c;
c->put_pixels_tab[0][12] = put_rv40_qpel16_mc03_c;
c->put_pixels_tab[0][13] = put_rv40_qpel16_mc13_c;
c->put_pixels_tab[0][14] = put_rv40_qpel16_mc23_c;
c->put_pixels_tab[0][15] = ff_put_rv40_qpel16_mc33_c;
c->avg_pixels_tab[0][ 0] = qpel.avg_h264_qpel_pixels_tab[0][0];
c->avg_pixels_tab[0][ 1] = avg_rv40_qpel16_mc10_c;
c->avg_pixels_tab[0][ 2] = qpel.avg_h264_qpel_pixels_tab[0][2];
c->avg_pixels_tab[0][ 3] = avg_rv40_qpel16_mc30_c;
c->avg_pixels_tab[0][ 4] = avg_rv40_qpel16_mc01_c;
c->avg_pixels_tab[0][ 5] = avg_rv40_qpel16_mc11_c;
c->avg_pixels_tab[0][ 6] = avg_rv40_qpel16_mc21_c;
c->avg_pixels_tab[0][ 7] = avg_rv40_qpel16_mc31_c;
c->avg_pixels_tab[0][ 8] = qpel.avg_h264_qpel_pixels_tab[0][8];
c->avg_pixels_tab[0][ 9] = avg_rv40_qpel16_mc12_c;
c->avg_pixels_tab[0][10] = avg_rv40_qpel16_mc22_c;
c->avg_pixels_tab[0][11] = avg_rv40_qpel16_mc32_c;
c->avg_pixels_tab[0][12] = avg_rv40_qpel16_mc03_c;
c->avg_pixels_tab[0][13] = avg_rv40_qpel16_mc13_c;
c->avg_pixels_tab[0][14] = avg_rv40_qpel16_mc23_c;
c->avg_pixels_tab[0][15] = ff_avg_rv40_qpel16_mc33_c;
c->put_pixels_tab[1][ 0] = qpel.put_h264_qpel_pixels_tab[1][0];
c->put_pixels_tab[1][ 1] = put_rv40_qpel8_mc10_c;
c->put_pixels_tab[1][ 2] = qpel.put_h264_qpel_pixels_tab[1][2];
c->put_pixels_tab[1][ 3] = put_rv40_qpel8_mc30_c;
c->put_pixels_tab[1][ 4] = put_rv40_qpel8_mc01_c;
c->put_pixels_tab[1][ 5] = put_rv40_qpel8_mc11_c;
c->put_pixels_tab[1][ 6] = put_rv40_qpel8_mc21_c;
c->put_pixels_tab[1][ 7] = put_rv40_qpel8_mc31_c;
c->put_pixels_tab[1][ 8] = qpel.put_h264_qpel_pixels_tab[1][8];
c->put_pixels_tab[1][ 9] = put_rv40_qpel8_mc12_c;
c->put_pixels_tab[1][10] = put_rv40_qpel8_mc22_c;
c->put_pixels_tab[1][11] = put_rv40_qpel8_mc32_c;
c->put_pixels_tab[1][12] = put_rv40_qpel8_mc03_c;
c->put_pixels_tab[1][13] = put_rv40_qpel8_mc13_c;
c->put_pixels_tab[1][14] = put_rv40_qpel8_mc23_c;
c->put_pixels_tab[1][15] = ff_put_rv40_qpel8_mc33_c;
c->avg_pixels_tab[1][ 0] = qpel.avg_h264_qpel_pixels_tab[1][0];
c->avg_pixels_tab[1][ 1] = avg_rv40_qpel8_mc10_c;
c->avg_pixels_tab[1][ 2] = qpel.avg_h264_qpel_pixels_tab[1][2];
c->avg_pixels_tab[1][ 3] = avg_rv40_qpel8_mc30_c;
c->avg_pixels_tab[1][ 4] = avg_rv40_qpel8_mc01_c;
c->avg_pixels_tab[1][ 5] = avg_rv40_qpel8_mc11_c;
c->avg_pixels_tab[1][ 6] = avg_rv40_qpel8_mc21_c;
c->avg_pixels_tab[1][ 7] = avg_rv40_qpel8_mc31_c;
c->avg_pixels_tab[1][ 8] = qpel.avg_h264_qpel_pixels_tab[1][8];
c->avg_pixels_tab[1][ 9] = avg_rv40_qpel8_mc12_c;
c->avg_pixels_tab[1][10] = avg_rv40_qpel8_mc22_c;
c->avg_pixels_tab[1][11] = avg_rv40_qpel8_mc32_c;
c->avg_pixels_tab[1][12] = avg_rv40_qpel8_mc03_c;
c->avg_pixels_tab[1][13] = avg_rv40_qpel8_mc13_c;
c->avg_pixels_tab[1][14] = avg_rv40_qpel8_mc23_c;
c->avg_pixels_tab[1][15] = ff_avg_rv40_qpel8_mc33_c;
c->put_chroma_pixels_tab[0] = put_rv40_chroma_mc8_c;
c->put_chroma_pixels_tab[1] = put_rv40_chroma_mc4_c;
c->avg_chroma_pixels_tab[0] = avg_rv40_chroma_mc8_c;
c->avg_chroma_pixels_tab[1] = avg_rv40_chroma_mc4_c;
c->rv40_weight_pixels_tab[0][0] = rv40_weight_func_rnd_16;
c->rv40_weight_pixels_tab[0][1] = rv40_weight_func_rnd_8;
c->rv40_weight_pixels_tab[1][0] = rv40_weight_func_nornd_16;
c->rv40_weight_pixels_tab[1][1] = rv40_weight_func_nornd_8;
c->rv40_weak_loop_filter[0] = rv40_h_weak_loop_filter;
c->rv40_weak_loop_filter[1] = rv40_v_weak_loop_filter;
c->rv40_strong_loop_filter[0] = rv40_h_strong_loop_filter;
c->rv40_strong_loop_filter[1] = rv40_v_strong_loop_filter;
c->rv40_loop_filter_strength[0] = rv40_h_loop_filter_strength;
c->rv40_loop_filter_strength[1] = rv40_v_loop_filter_strength;
if (ARCH_AARCH64)
ff_rv40dsp_init_aarch64(c);
if (ARCH_ARM)
ff_rv40dsp_init_arm(c);
if (ARCH_X86)
ff_rv40dsp_init_x86(c);
}
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