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ffmpeg.wasm-core
Commit a1f51648 authored by Luca Barbato's avatar Luca Barbato Committed by Diego Biurrun
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vc1dsp: K&R formatting cosmetics 

Signed-off-by: 's avatarDiego Biurrun <diego@biurrun.de>
parent 547f8345
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Showing with 403 additions and 321 deletions
libavcodec/vc1dsp.c
View file @ a1f51648
......@@ -20,7 +20,7 @@
*/
/**
* @file
* @file
* VC-1 and WMV3 decoder
*
*/
......@@ -29,24 +29,22 @@
#include "h264chroma.h"
#include "vc1dsp.h"
/** Apply overlap transform to horizontal edge
*/
static void vc1_v_overlap_c(uint8_t* src, int stride)
/* Apply overlap transform to horizontal edge */
static void vc1_v_overlap_c(uint8_t *src, int stride)
{
int i;
int a, b, c, d;
int d1, d2;
int rnd = 1;
for(i = 0; i < 8; i++) {
a = src[-2*stride];
for (i = 0; i < 8; i++) {
a = src[-2 * stride];
b = src[-stride];
c = src[0];
d = src[stride];
d1 = (a - d + 3 + rnd) >> 3;
d2 = (a - d + b - c + 4 - rnd) >> 3;
src[-2*stride] = a - d1;
src[-2 * stride] = a - d1;
src[-stride] = av_clip_uint8(b - d2);
src[0] = av_clip_uint8(c + d2);
src[stride] = d + d1;
......@@ -55,15 +53,14 @@ static void vc1_v_overlap_c(uint8_t* src, int stride)
}
}
/** Apply overlap transform to vertical edge
*/
static void vc1_h_overlap_c(uint8_t* src, int stride)
/* Apply overlap transform to vertical edge */
static void vc1_h_overlap_c(uint8_t *src, int stride)
{
int i;
int a, b, c, d;
int d1, d2;
int rnd = 1;
for(i = 0; i < 8; i++) {
for (i = 0; i < 8; i++) {
a = src[-2];
b = src[-1];
c = src[0];
......@@ -86,7 +83,7 @@ static void vc1_v_s_overlap_c(int16_t *top, int16_t *bottom)
int a, b, c, d;
int d1, d2;
int rnd1 = 4, rnd2 = 3;
for(i = 0; i < 8; i++) {
for (i = 0; i < 8; i++) {
a = top[48];
b = top[56];
c = bottom[0];
......@@ -112,7 +109,7 @@ static void vc1_h_s_overlap_c(int16_t *left, int16_t *right)
int a, b, c, d;
int d1, d2;
int rnd1 = 4, rnd2 = 3;
for(i = 0; i < 8; i++) {
for (i = 0; i < 8; i++) {
a = left[6];
b = left[7];
c = right[0];
......@@ -140,31 +137,38 @@ static void vc1_h_s_overlap_c(int16_t *left, int16_t *right)
* @return whether other 3 pairs should be filtered or not
* @see 8.6
*/
static av_always_inline int vc1_filter_line(uint8_t* src, int stride, int pq){
int a0 = (2*(src[-2*stride] - src[ 1*stride]) - 5*(src[-1*stride] - src[ 0*stride]) + 4) >> 3;
static av_always_inline int vc1_filter_line(uint8_t *src, int stride, int pq)
{
int a0 = (2 * (src[-2 * stride] - src[1 * stride]) -
5 * (src[-1 * stride] - src[0 * stride]) + 4) >> 3;
int a0_sign = a0 >> 31; /* Store sign */
a0 = (a0 ^ a0_sign) - a0_sign; /* a0 = FFABS(a0); */
if(a0 < pq){
int a1 = FFABS((2*(src[-4*stride] - src[-1*stride]) - 5*(src[-3*stride] - src[-2*stride]) + 4) >> 3);
int a2 = FFABS((2*(src[ 0*stride] - src[ 3*stride]) - 5*(src[ 1*stride] - src[ 2*stride]) + 4) >> 3);
if(a1 < a0 || a2 < a0){
int clip = src[-1*stride] - src[ 0*stride];
if (a0 < pq) {
int a1 = FFABS((2 * (src[-4 * stride] - src[-1 * stride]) -
5 * (src[-3 * stride] - src[-2 * stride]) + 4) >> 3);
int a2 = FFABS((2 * (src[ 0 * stride] - src[ 3 * stride]) -
5 * (src[ 1 * stride] - src[ 2 * stride]) + 4) >> 3);
if (a1 < a0 || a2 < a0) {
int clip = src[-1 * stride] - src[0 * stride];
int clip_sign = clip >> 31;
clip = ((clip ^ clip_sign) - clip_sign)>>1;
if(clip){
clip = ((clip ^ clip_sign) - clip_sign) >> 1;
if (clip) {
int a3 = FFMIN(a1, a2);
int d = 5 * (a3 - a0);
int d_sign = (d >> 31);
d = ((d ^ d_sign) - d_sign) >> 3;
d_sign ^= a0_sign;
if( d_sign ^ clip_sign )
if (d_sign ^ clip_sign)
d = 0;
else{
else {
d = FFMIN(d, clip);
d = (d ^ d_sign) - d_sign; /* Restore sign */
src[-1*stride] = av_clip_uint8(src[-1*stride] - d);
src[ 0*stride] = av_clip_uint8(src[ 0*stride] + d);
src[-1 * stride] = av_clip_uint8(src[-1 * stride] - d);
src[ 0 * stride] = av_clip_uint8(src[ 0 * stride] + d);
}
return 1;
}
......@@ -182,17 +186,18 @@ static av_always_inline int vc1_filter_line(uint8_t* src, int stride, int pq){
* @param pq block quantizer
* @see 8.6
*/
static inline void vc1_loop_filter(uint8_t* src, int step, int stride, int len, int pq)
static inline void vc1_loop_filter(uint8_t *src, int step, int stride,
int len, int pq)
{
int i;
int filt3;
for(i = 0; i < len; i += 4){
filt3 = vc1_filter_line(src + 2*step, stride, pq);
if(filt3){
vc1_filter_line(src + 0*step, stride, pq);
vc1_filter_line(src + 1*step, stride, pq);
vc1_filter_line(src + 3*step, stride, pq);
for (i = 0; i < len; i += 4) {
filt3 = vc1_filter_line(src + 2 * step, stride, pq);
if (filt3) {
vc1_filter_line(src + 0 * step, stride, pq);
vc1_filter_line(src + 1 * step, stride, pq);
vc1_filter_line(src + 3 * step, stride, pq);
}
src += step * 4;
}
......@@ -228,15 +233,16 @@ static void vc1_h_loop_filter16_c(uint8_t *src, int stride, int pq)
vc1_loop_filter(src, stride, 1, 16, pq);
}
/** Do inverse transform on 8x8 block
*/
/* Do inverse transform on 8x8 block */
static void vc1_inv_trans_8x8_dc_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
int dc = block[0];
dc = (3 * dc + 1) >> 1;
dc = (3 * dc + 16) >> 5;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
dest[0] = av_clip_uint8(dest[0] + dc);
dest[1] = av_clip_uint8(dest[1] + dc);
dest[2] = av_clip_uint8(dest[2] + dc);
......@@ -252,12 +258,12 @@ static void vc1_inv_trans_8x8_dc_c(uint8_t *dest, int linesize, int16_t *block)
static void vc1_inv_trans_8x8_c(int16_t block[64])
{
int i;
register int t1,t2,t3,t4,t5,t6,t7,t8;
register int t1, t2, t3, t4, t5, t6, t7, t8;
int16_t *src, *dst, temp[64];
src = block;
dst = temp;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
t1 = 12 * (src[ 0] + src[32]) + 4;
t2 = 12 * (src[ 0] - src[32]) + 4;
t3 = 16 * src[16] + 6 * src[48];
......@@ -288,7 +294,7 @@ static void vc1_inv_trans_8x8_c(int16_t block[64])
src = temp;
dst = block;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
t1 = 12 * (src[ 0] + src[32]) + 64;
t2 = 12 * (src[ 0] - src[32]) + 64;
t3 = 16 * src[16] + 6 * src[48];
......@@ -318,15 +324,16 @@ static void vc1_inv_trans_8x8_c(int16_t block[64])
}
}
/** Do inverse transform on 8x4 part of block
*/
/* Do inverse transform on 8x4 part of block */
static void vc1_inv_trans_8x4_dc_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
int dc = block[0];
dc = ( 3 * dc + 1) >> 1;
dc = (3 * dc + 1) >> 1;
dc = (17 * dc + 64) >> 7;
for(i = 0; i < 4; i++){
for (i = 0; i < 4; i++) {
dest[0] = av_clip_uint8(dest[0] + dc);
dest[1] = av_clip_uint8(dest[1] + dc);
dest[2] = av_clip_uint8(dest[2] + dc);
......@@ -342,12 +349,13 @@ static void vc1_inv_trans_8x4_dc_c(uint8_t *dest, int linesize, int16_t *block)
static void vc1_inv_trans_8x4_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
register int t1,t2,t3,t4,t5,t6,t7,t8;
register int t1, t2, t3, t4, t5, t6, t7, t8;
int16_t *src, *dst;
src = block;
dst = block;
for(i = 0; i < 4; i++){
for (i = 0; i < 4; i++) {
t1 = 12 * (src[0] + src[4]) + 4;
t2 = 12 * (src[0] - src[4]) + 4;
t3 = 16 * src[2] + 6 * src[6];
......@@ -377,31 +385,32 @@ static void vc1_inv_trans_8x4_c(uint8_t *dest, int linesize, int16_t *block)
}
src = block;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
t1 = 17 * (src[ 0] + src[16]) + 64;
t2 = 17 * (src[ 0] - src[16]) + 64;
t3 = 22 * src[ 8] + 10 * src[24];
t4 = 22 * src[24] - 10 * src[ 8];
dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t1 + t3) >> 7));
dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t2 - t4) >> 7));
dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t2 + t4) >> 7));
dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t1 - t3) >> 7));
dest[0 * linesize] = av_clip_uint8(dest[0 * linesize] + ((t1 + t3) >> 7));
dest[1 * linesize] = av_clip_uint8(dest[1 * linesize] + ((t2 - t4) >> 7));
dest[2 * linesize] = av_clip_uint8(dest[2 * linesize] + ((t2 + t4) >> 7));
dest[3 * linesize] = av_clip_uint8(dest[3 * linesize] + ((t1 - t3) >> 7));
src ++;
src++;
dest++;
}
}
/** Do inverse transform on 4x8 parts of block
*/
/* Do inverse transform on 4x8 parts of block */
static void vc1_inv_trans_4x8_dc_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
int dc = block[0];
dc = (17 * dc + 4) >> 3;
dc = (12 * dc + 64) >> 7;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
dest[0] = av_clip_uint8(dest[0] + dc);
dest[1] = av_clip_uint8(dest[1] + dc);
dest[2] = av_clip_uint8(dest[2] + dc);
......@@ -413,12 +422,13 @@ static void vc1_inv_trans_4x8_dc_c(uint8_t *dest, int linesize, int16_t *block)
static void vc1_inv_trans_4x8_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
register int t1,t2,t3,t4,t5,t6,t7,t8;
register int t1, t2, t3, t4, t5, t6, t7, t8;
int16_t *src, *dst;
src = block;
dst = block;
for(i = 0; i < 8; i++){
for (i = 0; i < 8; i++) {
t1 = 17 * (src[0] + src[2]) + 4;
t2 = 17 * (src[0] - src[2]) + 4;
t3 = 22 * src[1] + 10 * src[3];
......@@ -434,7 +444,7 @@ static void vc1_inv_trans_4x8_c(uint8_t *dest, int linesize, int16_t *block)
}
src = block;
for(i = 0; i < 4; i++){
for (i = 0; i < 4; i++) {
t1 = 12 * (src[ 0] + src[32]) + 64;
t2 = 12 * (src[ 0] - src[32]) + 64;
t3 = 16 * src[16] + 6 * src[48];
......@@ -450,29 +460,30 @@ static void vc1_inv_trans_4x8_c(uint8_t *dest, int linesize, int16_t *block)
t3 = 9 * src[ 8] - 16 * src[24] + 4 * src[40] + 15 * src[56];
t4 = 4 * src[ 8] - 9 * src[24] + 15 * src[40] - 16 * src[56];
dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t5 + t1) >> 7));
dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t6 + t2) >> 7));
dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t7 + t3) >> 7));
dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t8 + t4) >> 7));
dest[4*linesize] = av_clip_uint8(dest[4*linesize] + ((t8 - t4 + 1) >> 7));
dest[5*linesize] = av_clip_uint8(dest[5*linesize] + ((t7 - t3 + 1) >> 7));
dest[6*linesize] = av_clip_uint8(dest[6*linesize] + ((t6 - t2 + 1) >> 7));
dest[7*linesize] = av_clip_uint8(dest[7*linesize] + ((t5 - t1 + 1) >> 7));
dest[0 * linesize] = av_clip_uint8(dest[0 * linesize] + ((t5 + t1) >> 7));
dest[1 * linesize] = av_clip_uint8(dest[1 * linesize] + ((t6 + t2) >> 7));
dest[2 * linesize] = av_clip_uint8(dest[2 * linesize] + ((t7 + t3) >> 7));
dest[3 * linesize] = av_clip_uint8(dest[3 * linesize] + ((t8 + t4) >> 7));
dest[4 * linesize] = av_clip_uint8(dest[4 * linesize] + ((t8 - t4 + 1) >> 7));
dest[5 * linesize] = av_clip_uint8(dest[5 * linesize] + ((t7 - t3 + 1) >> 7));
dest[6 * linesize] = av_clip_uint8(dest[6 * linesize] + ((t6 - t2 + 1) >> 7));
dest[7 * linesize] = av_clip_uint8(dest[7 * linesize] + ((t5 - t1 + 1) >> 7));
src ++;
src++;
dest++;
}
}
/** Do inverse transform on 4x4 part of block
*/
/* Do inverse transform on 4x4 part of block */
static void vc1_inv_trans_4x4_dc_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
int dc = block[0];
dc = (17 * dc + 4) >> 3;
dc = (17 * dc + 64) >> 7;
for(i = 0; i < 4; i++){
for (i = 0; i < 4; i++) {
dest[0] = av_clip_uint8(dest[0] + dc);
dest[1] = av_clip_uint8(dest[1] + dc);
dest[2] = av_clip_uint8(dest[2] + dc);
......@@ -484,12 +495,12 @@ static void vc1_inv_trans_4x4_dc_c(uint8_t *dest, int linesize, int16_t *block)
static void vc1_inv_trans_4x4_c(uint8_t *dest, int linesize, int16_t *block)
{
int i;
register int t1,t2,t3,t4;
register int t1, t2, t3, t4;
int16_t *src, *dst;
src = block;
dst = block;
for(i = 0; i < 4; i++){
for (i = 0; i < 4; i++) {
t1 = 17 * (src[0] + src[2]) + 4;
t2 = 17 * (src[0] - src[2]) + 4;
t3 = 22 * src[1] + 10 * src[3];
......@@ -505,36 +516,42 @@ static void vc1_inv_trans_4x4_c(uint8_t *dest, int linesize, int16_t *block)
}
src = block;
for(i = 0; i < 4; i++){
t1 = 17 * (src[ 0] + src[16]) + 64;
t2 = 17 * (src[ 0] - src[16]) + 64;
t3 = 22 * src[ 8] + 10 * src[24];
t4 = 22 * src[24] - 10 * src[ 8];
for (i = 0; i < 4; i++) {
t1 = 17 * (src[0] + src[16]) + 64;
t2 = 17 * (src[0] - src[16]) + 64;
t3 = 22 * src[8] + 10 * src[24];
t4 = 22 * src[24] - 10 * src[8];
dest[0*linesize] = av_clip_uint8(dest[0*linesize] + ((t1 + t3) >> 7));
dest[1*linesize] = av_clip_uint8(dest[1*linesize] + ((t2 - t4) >> 7));
dest[2*linesize] = av_clip_uint8(dest[2*linesize] + ((t2 + t4) >> 7));
dest[3*linesize] = av_clip_uint8(dest[3*linesize] + ((t1 - t3) >> 7));
dest[0 * linesize] = av_clip_uint8(dest[0 * linesize] + ((t1 + t3) >> 7));
dest[1 * linesize] = av_clip_uint8(dest[1 * linesize] + ((t2 - t4) >> 7));
dest[2 * linesize] = av_clip_uint8(dest[2 * linesize] + ((t2 + t4) >> 7));
dest[3 * linesize] = av_clip_uint8(dest[3 * linesize] + ((t1 - t3) >> 7));
src ++;
src++;
dest++;
}
}
/* motion compensation functions */
/** Filter in case of 2 filters */
/* Filter in case of 2 filters */
#define VC1_MSPEL_FILTER_16B(DIR, TYPE) \
static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src, int stride, int mode) \
static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src, \
int stride, \
int mode) \
{ \
switch(mode){ \
switch(mode) { \
case 0: /* no shift - should not occur */ \
return 0; \
case 1: /* 1/4 shift */ \
return -4*src[-stride] + 53*src[0] + 18*src[stride] - 3*src[stride*2]; \
return -4 * src[-stride] + 53 * src[0] + \
18 * src[stride] - 3 * src[stride * 2]; \
case 2: /* 1/2 shift */ \
return -src[-stride] + 9*src[0] + 9*src[stride] - src[stride*2]; \
return -1 * src[-stride] + 9 * src[0] + \
9 * src[stride] - 1 * src[stride * 2]; \
case 3: /* 3/4 shift */ \
return -3*src[-stride] + 18*src[0] + 53*src[stride] - 4*src[stride*2]; \
return -3 * src[-stride] + 18 * src[0] + \
53 * src[stride] - 4 * src[stride * 2]; \
} \
return 0; /* should not occur */ \
}
......@@ -542,80 +559,85 @@ static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src,
VC1_MSPEL_FILTER_16B(ver, uint8_t)
VC1_MSPEL_FILTER_16B(hor, int16_t)
/** Filter used to interpolate fractional pel values
*/
static av_always_inline int vc1_mspel_filter(const uint8_t *src, int stride, int mode, int r)
/* Filter used to interpolate fractional pel values */
static av_always_inline int vc1_mspel_filter(const uint8_t *src, int stride,
int mode, int r)
{
switch(mode){
case 0: //no shift
switch (mode) {
case 0: // no shift
return src[0];
case 1: // 1/4 shift
return (-4*src[-stride] + 53*src[0] + 18*src[stride] - 3*src[stride*2] + 32 - r) >> 6;
return (-4 * src[-stride] + 53 * src[0] +
18 * src[stride] - 3 * src[stride * 2] + 32 - r) >> 6;
case 2: // 1/2 shift
return (-src[-stride] + 9*src[0] + 9*src[stride] - src[stride*2] + 8 - r) >> 4;
return (-1 * src[-stride] + 9 * src[0] +
9 * src[stride] - 1 * src[stride * 2] + 8 - r) >> 4;
case 3: // 3/4 shift
return (-3*src[-stride] + 18*src[0] + 53*src[stride] - 4*src[stride*2] + 32 - r) >> 6;
return (-3 * src[-stride] + 18 * src[0] +
53 * src[stride] - 4 * src[stride * 2] + 32 - r) >> 6;
}
return 0; //should not occur
return 0; // should not occur
}
/** Function used to do motion compensation with bicubic interpolation
*/
#define VC1_MSPEL_MC(OP, OPNAME)\
static av_always_inline void OPNAME ## vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride, int hmode, int vmode, int rnd)\
{\
int i, j;\
\
if (vmode) { /* Horizontal filter to apply */\
int r;\
\
if (hmode) { /* Vertical filter to apply, output to tmp */\
static const int shift_value[] = { 0, 5, 1, 5 };\
int shift = (shift_value[hmode]+shift_value[vmode])>>1;\
int16_t tmp[11*8], *tptr = tmp;\
\
r = (1<<(shift-1)) + rnd-1;\
\
src -= 1;\
for(j = 0; j < 8; j++) {\
for(i = 0; i < 11; i++)\
tptr[i] = (vc1_mspel_ver_filter_16bits(src + i, stride, vmode)+r)>>shift;\
src += stride;\
tptr += 11;\
}\
\
r = 64-rnd;\
tptr = tmp+1;\
for(j = 0; j < 8; j++) {\
for(i = 0; i < 8; i++)\
OP(dst[i], (vc1_mspel_hor_filter_16bits(tptr + i, 1, hmode)+r)>>7);\
dst += stride;\
tptr += 11;\
}\
\
return;\
}\
else { /* No horizontal filter, output 8 lines to dst */\
r = 1-rnd;\
\
for(j = 0; j < 8; j++) {\
for(i = 0; i < 8; i++)\
OP(dst[i], vc1_mspel_filter(src + i, stride, vmode, r));\
src += stride;\
dst += stride;\
}\
return;\
}\
}\
\
/* Horizontal mode with no vertical mode */\
for(j = 0; j < 8; j++) {\
for(i = 0; i < 8; i++)\
OP(dst[i], vc1_mspel_filter(src + i, 1, hmode, rnd));\
dst += stride;\
src += stride;\
}\
/* Function used to do motion compensation with bicubic interpolation */
#define VC1_MSPEL_MC(OP, OPNAME) \
static av_always_inline void OPNAME ## vc1_mspel_mc(uint8_t *dst, \
const uint8_t *src, \
int stride, \
int hmode, \
int vmode, \
int rnd) \
{ \
int i, j; \
\
if (vmode) { /* Horizontal filter to apply */ \
int r; \
\
if (hmode) { /* Vertical filter to apply, output to tmp */ \
static const int shift_value[] = { 0, 5, 1, 5 }; \
int shift = (shift_value[hmode] + shift_value[vmode]) >> 1; \
int16_t tmp[11 * 8], *tptr = tmp; \
\
r = (1 << (shift - 1)) + rnd - 1; \
\
src -= 1; \
for (j = 0; j < 8; j++) { \
for (i = 0; i < 11; i++) \
tptr[i] = (vc1_mspel_ver_filter_16bits(src + i, stride, vmode) + r) >> shift; \
src += stride; \
tptr += 11; \
} \
\
r = 64 - rnd; \
tptr = tmp + 1; \
for (j = 0; j < 8; j++) { \
for (i = 0; i < 8; i++) \
OP(dst[i], (vc1_mspel_hor_filter_16bits(tptr + i, 1, hmode) + r) >> 7); \
dst += stride; \
tptr += 11; \
} \
\
return; \
} else { /* No horizontal filter, output 8 lines to dst */ \
r = 1 - rnd; \
\
for (j = 0; j < 8; j++) { \
for (i = 0; i < 8; i++) \
OP(dst[i], vc1_mspel_filter(src + i, stride, vmode, r)); \
src += stride; \
dst += stride; \
} \
return; \
} \
} \
\
/* Horizontal mode with no vertical mode */ \
for (j = 0; j < 8; j++) { \
for (i = 0; i < 8; i++) \
OP(dst[i], vc1_mspel_filter(src + i, 1, hmode, rnd)); \
dst += stride; \
src += stride; \
} \
}
#define op_put(a, b) a = av_clip_uint8(b)
......@@ -626,14 +648,14 @@ VC1_MSPEL_MC(op_avg, avg_)
/* pixel functions - really are entry points to vc1_mspel_mc */
#define PUT_VC1_MSPEL(a, b)\
static void put_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, \
#define PUT_VC1_MSPEL(a, b) \
static void put_vc1_mspel_mc ## a ## b ## _c(uint8_t *dst, \
const uint8_t *src, \
ptrdiff_t stride, int rnd) \
{ \
put_vc1_mspel_mc(dst, src, stride, a, b, rnd); \
} \
static void avg_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, \
static void avg_vc1_mspel_mc ## a ## b ## _c(uint8_t *dst, \
const uint8_t *src, \
ptrdiff_t stride, int rnd) \
{ \
......@@ -659,90 +681,131 @@ PUT_VC1_MSPEL(1, 3)
PUT_VC1_MSPEL(2, 3)
PUT_VC1_MSPEL(3, 3)
static void put_no_rnd_vc1_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);
static void put_no_rnd_vc1_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;
assert(x<8 && y<8 && x>=0 && y>=0);
for(i=0; i<h; i++)
{
dst[0] = (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6;
dst[1] = (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6;
dst[2] = (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6;
dst[3] = (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6;
dst[4] = (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + 32 - 4) >> 6;
dst[5] = (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + 32 - 4) >> 6;
dst[6] = (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + 32 - 4) >> 6;
dst[7] = (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + 32 - 4) >> 6;
dst+= stride;
src+= stride;
assert(x < 8 && y < 8 && x >= 0 && y >= 0);
for (i = 0; i < h; i++) {
dst[0] = (A * src[0] + B * src[1] +
C * src[stride + 0] + D * src[stride + 1] + 32 - 4) >> 6;
dst[1] = (A * src[1] + B * src[2] +
C * src[stride + 1] + D * src[stride + 2] + 32 - 4) >> 6;
dst[2] = (A * src[2] + B * src[3] +
C * src[stride + 2] + D * src[stride + 3] + 32 - 4) >> 6;
dst[3] = (A * src[3] + B * src[4] +
C * src[stride + 3] + D * src[stride + 4] + 32 - 4) >> 6;
dst[4] = (A * src[4] + B * src[5] +
C * src[stride + 4] + D * src[stride + 5] + 32 - 4) >> 6;
dst[5] = (A * src[5] + B * src[6] +
C * src[stride + 5] + D * src[stride + 6] + 32 - 4) >> 6;
dst[6] = (A * src[6] + B * src[7] +
C * src[stride + 6] + D * src[stride + 7] + 32 - 4) >> 6;
dst[7] = (A * src[7] + B * src[8] +
C * src[stride + 7] + D * src[stride + 8] + 32 - 4) >> 6;
dst += stride;
src += stride;
}
}
static void put_no_rnd_vc1_chroma_mc4_c(uint8_t *dst, uint8_t *src, 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);
static void put_no_rnd_vc1_chroma_mc4_c(uint8_t *dst, uint8_t *src,
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;
assert(x<8 && y<8 && x>=0 && y>=0);
for(i=0; i<h; i++)
{
dst[0] = (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6;
dst[1] = (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6;
dst[2] = (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6;
dst[3] = (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6;
dst+= stride;
src+= stride;
assert(x < 8 && y < 8 && x >= 0 && y >= 0);
for (i = 0; i < h; i++) {
dst[0] = (A * src[0] + B * src[1] +
C * src[stride + 0] + D * src[stride + 1] + 32 - 4) >> 6;
dst[1] = (A * src[1] + B * src[2] +
C * src[stride + 1] + D * src[stride + 2] + 32 - 4) >> 6;
dst[2] = (A * src[2] + B * src[3] +
C * src[stride + 2] + D * src[stride + 3] + 32 - 4) >> 6;
dst[3] = (A * src[3] + B * src[4] +
C * src[stride + 3] + D * src[stride + 4] + 32 - 4) >> 6;
dst += stride;
src += stride;
}
}
#define avg2(a,b) ((a+b+1)>>1)
static void avg_no_rnd_vc1_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);
#define avg2(a, b) (((a) + (b) + 1) >> 1)
static void avg_no_rnd_vc1_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;
assert(x<8 && y<8 && x>=0 && y>=0);
for(i=0; i<h; i++)
{
dst[0] = avg2(dst[0], ((A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1] + 32 - 4) >> 6));
dst[1] = avg2(dst[1], ((A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2] + 32 - 4) >> 6));
dst[2] = avg2(dst[2], ((A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3] + 32 - 4) >> 6));
dst[3] = avg2(dst[3], ((A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4] + 32 - 4) >> 6));
dst[4] = avg2(dst[4], ((A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5] + 32 - 4) >> 6));
dst[5] = avg2(dst[5], ((A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6] + 32 - 4) >> 6));
dst[6] = avg2(dst[6], ((A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7] + 32 - 4) >> 6));
dst[7] = avg2(dst[7], ((A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8] + 32 - 4) >> 6));
dst+= stride;
src+= stride;
assert(x < 8 && y < 8 && x >= 0 && y >= 0);
for (i = 0; i < h; i++) {
dst[0] = avg2(dst[0], ((A * src[0] + B * src[1] +
C * src[stride + 0] + D * src[stride + 1] +
32 - 4) >> 6));
dst[1] = avg2(dst[1], ((A * src[1] + B * src[2] +
C * src[stride + 1] + D * src[stride + 2] +
32 - 4) >> 6));
dst[2] = avg2(dst[2], ((A * src[2] + B * src[3] +
C * src[stride + 2] + D * src[stride + 3] +
32 - 4) >> 6));
dst[3] = avg2(dst[3], ((A * src[3] + B * src[4] +
C * src[stride + 3] + D * src[stride + 4] +
32 - 4) >> 6));
dst[4] = avg2(dst[4], ((A * src[4] + B * src[5] +
C * src[stride + 4] + D * src[stride + 5] +
32 - 4) >> 6));
dst[5] = avg2(dst[5], ((A * src[5] + B * src[6] +
C * src[stride + 5] + D * src[stride + 6] +
32 - 4) >> 6));
dst[6] = avg2(dst[6], ((A * src[6] + B * src[7] +
C * src[stride + 6] + D * src[stride + 7] +
32 - 4) >> 6));
dst[7] = avg2(dst[7], ((A * src[7] + B * src[8] +
C * src[stride + 7] + D * src[stride + 8] +
32 - 4) >> 6));
dst += stride;
src += stride;
}
}
#if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
static void sprite_h_c(uint8_t *dst, const uint8_t *src, int offset, int advance, int count)
static void sprite_h_c(uint8_t *dst, const uint8_t *src, int offset,
int advance, int count)
{
while (count--) {
int a = src[(offset >> 16) ];
int a = src[(offset >> 16)];
int b = src[(offset >> 16) + 1];
*dst++ = a + ((b - a) * (offset&0xFFFF) >> 16);
*dst++ = a + ((b - a) * (offset & 0xFFFF) >> 16);
offset += advance;
}
}
static av_always_inline void sprite_v_template(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
int two_sprites, const uint8_t *src2a, const uint8_t *src2b, int offset2,
int alpha, int scaled, int width)
static av_always_inline void sprite_v_template(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
int two_sprites,
const uint8_t *src2a,
const uint8_t *src2b,
int offset2,
int alpha, int scaled,
int width)
{
int a1, b1, a2, b2;
while (width--) {
......@@ -763,32 +826,49 @@ static av_always_inline void sprite_v_template(uint8_t *dst, const uint8_t *src1
}
}
static void sprite_v_single_c(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width)
static void sprite_v_single_c(uint8_t *dst, const uint8_t *src1a,
const uint8_t *src1b,
int offset, int width)
{
sprite_v_template(dst, src1a, src1b, offset, 0, NULL, NULL, 0, 0, 1, width);
}
static void sprite_v_double_noscale_c(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width)
static void sprite_v_double_noscale_c(uint8_t *dst, const uint8_t *src1a,
const uint8_t *src2a,
int alpha, int width)
{
sprite_v_template(dst, src1a, NULL, 0, 1, src2a, NULL, 0, alpha, 0, width);
}
static void sprite_v_double_onescale_c(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
const uint8_t *src2a, int alpha, int width)
{
sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, NULL, 0, alpha, 1, width);
}
static void sprite_v_double_twoscale_c(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
const uint8_t *src2a, const uint8_t *src2b, int offset2,
static void sprite_v_double_onescale_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
const uint8_t *src2a,
int alpha, int width)
{
sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, src2b, offset2, alpha, 2, width);
sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, NULL, 0, alpha, 1,
width);
}
static void sprite_v_double_twoscale_c(uint8_t *dst,
const uint8_t *src1a,
const uint8_t *src1b,
int offset1,
const uint8_t *src2a,
const uint8_t *src2b,
int offset2,
int alpha,
int width)
{
sprite_v_template(dst, src1a, src1b, offset1, 1, src2a, src2b, offset2,
alpha, 2, width);
}
#endif
#endif /* CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER */
av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
av_cold void ff_vc1dsp_init(VC1DSPContext *dsp)
{
dsp->vc1_inv_trans_8x8 = vc1_inv_trans_8x8_c;
dsp->vc1_inv_trans_4x8 = vc1_inv_trans_4x8_c;
dsp->vc1_inv_trans_8x4 = vc1_inv_trans_8x4_c;
......@@ -797,10 +877,12 @@ av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
dsp->vc1_inv_trans_4x8_dc = vc1_inv_trans_4x8_dc_c;
dsp->vc1_inv_trans_8x4_dc = vc1_inv_trans_8x4_dc_c;
dsp->vc1_inv_trans_4x4_dc = vc1_inv_trans_4x4_dc_c;
dsp->vc1_h_overlap = vc1_h_overlap_c;
dsp->vc1_v_overlap = vc1_v_overlap_c;
dsp->vc1_h_s_overlap = vc1_h_s_overlap_c;
dsp->vc1_v_s_overlap = vc1_v_s_overlap_c;
dsp->vc1_v_loop_filter4 = vc1_v_loop_filter4_c;
dsp->vc1_h_loop_filter4 = vc1_h_loop_filter4_c;
dsp->vc1_v_loop_filter8 = vc1_v_loop_filter8_c;
......@@ -808,16 +890,16 @@ av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_c;
dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_c;
dsp->put_vc1_mspel_pixels_tab[ 0] = ff_put_pixels8x8_c;
dsp->put_vc1_mspel_pixels_tab[ 1] = put_vc1_mspel_mc10_c;
dsp->put_vc1_mspel_pixels_tab[ 2] = put_vc1_mspel_mc20_c;
dsp->put_vc1_mspel_pixels_tab[ 3] = put_vc1_mspel_mc30_c;
dsp->put_vc1_mspel_pixels_tab[ 4] = put_vc1_mspel_mc01_c;
dsp->put_vc1_mspel_pixels_tab[ 5] = put_vc1_mspel_mc11_c;
dsp->put_vc1_mspel_pixels_tab[ 6] = put_vc1_mspel_mc21_c;
dsp->put_vc1_mspel_pixels_tab[ 7] = put_vc1_mspel_mc31_c;
dsp->put_vc1_mspel_pixels_tab[ 8] = put_vc1_mspel_mc02_c;
dsp->put_vc1_mspel_pixels_tab[ 9] = put_vc1_mspel_mc12_c;
dsp->put_vc1_mspel_pixels_tab[0] = ff_put_pixels8x8_c;
dsp->put_vc1_mspel_pixels_tab[1] = put_vc1_mspel_mc10_c;
dsp->put_vc1_mspel_pixels_tab[2] = put_vc1_mspel_mc20_c;
dsp->put_vc1_mspel_pixels_tab[3] = put_vc1_mspel_mc30_c;
dsp->put_vc1_mspel_pixels_tab[4] = put_vc1_mspel_mc01_c;
dsp->put_vc1_mspel_pixels_tab[5] = put_vc1_mspel_mc11_c;
dsp->put_vc1_mspel_pixels_tab[6] = put_vc1_mspel_mc21_c;
dsp->put_vc1_mspel_pixels_tab[7] = put_vc1_mspel_mc31_c;
dsp->put_vc1_mspel_pixels_tab[8] = put_vc1_mspel_mc02_c;
dsp->put_vc1_mspel_pixels_tab[9] = put_vc1_mspel_mc12_c;
dsp->put_vc1_mspel_pixels_tab[10] = put_vc1_mspel_mc22_c;
dsp->put_vc1_mspel_pixels_tab[11] = put_vc1_mspel_mc32_c;
dsp->put_vc1_mspel_pixels_tab[12] = put_vc1_mspel_mc03_c;
......@@ -825,16 +907,16 @@ av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
dsp->put_vc1_mspel_pixels_tab[14] = put_vc1_mspel_mc23_c;
dsp->put_vc1_mspel_pixels_tab[15] = put_vc1_mspel_mc33_c;
dsp->avg_vc1_mspel_pixels_tab[ 0] = ff_avg_pixels8x8_c;
dsp->avg_vc1_mspel_pixels_tab[ 1] = avg_vc1_mspel_mc10_c;
dsp->avg_vc1_mspel_pixels_tab[ 2] = avg_vc1_mspel_mc20_c;
dsp->avg_vc1_mspel_pixels_tab[ 3] = avg_vc1_mspel_mc30_c;
dsp->avg_vc1_mspel_pixels_tab[ 4] = avg_vc1_mspel_mc01_c;
dsp->avg_vc1_mspel_pixels_tab[ 5] = avg_vc1_mspel_mc11_c;
dsp->avg_vc1_mspel_pixels_tab[ 6] = avg_vc1_mspel_mc21_c;
dsp->avg_vc1_mspel_pixels_tab[ 7] = avg_vc1_mspel_mc31_c;
dsp->avg_vc1_mspel_pixels_tab[ 8] = avg_vc1_mspel_mc02_c;
dsp->avg_vc1_mspel_pixels_tab[ 9] = avg_vc1_mspel_mc12_c;
dsp->avg_vc1_mspel_pixels_tab[0] = ff_avg_pixels8x8_c;
dsp->avg_vc1_mspel_pixels_tab[1] = avg_vc1_mspel_mc10_c;
dsp->avg_vc1_mspel_pixels_tab[2] = avg_vc1_mspel_mc20_c;
dsp->avg_vc1_mspel_pixels_tab[3] = avg_vc1_mspel_mc30_c;
dsp->avg_vc1_mspel_pixels_tab[4] = avg_vc1_mspel_mc01_c;
dsp->avg_vc1_mspel_pixels_tab[5] = avg_vc1_mspel_mc11_c;
dsp->avg_vc1_mspel_pixels_tab[6] = avg_vc1_mspel_mc21_c;
dsp->avg_vc1_mspel_pixels_tab[7] = avg_vc1_mspel_mc31_c;
dsp->avg_vc1_mspel_pixels_tab[8] = avg_vc1_mspel_mc02_c;
dsp->avg_vc1_mspel_pixels_tab[9] = avg_vc1_mspel_mc12_c;
dsp->avg_vc1_mspel_pixels_tab[10] = avg_vc1_mspel_mc22_c;
dsp->avg_vc1_mspel_pixels_tab[11] = avg_vc1_mspel_mc32_c;
dsp->avg_vc1_mspel_pixels_tab[12] = avg_vc1_mspel_mc03_c;
......@@ -842,8 +924,8 @@ av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
dsp->avg_vc1_mspel_pixels_tab[14] = avg_vc1_mspel_mc23_c;
dsp->avg_vc1_mspel_pixels_tab[15] = avg_vc1_mspel_mc33_c;
dsp->put_no_rnd_vc1_chroma_pixels_tab[0]= put_no_rnd_vc1_chroma_mc8_c;
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0]= avg_no_rnd_vc1_chroma_mc8_c;
dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = put_no_rnd_vc1_chroma_mc8_c;
dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = avg_no_rnd_vc1_chroma_mc8_c;
dsp->put_no_rnd_vc1_chroma_pixels_tab[1] = put_no_rnd_vc1_chroma_mc4_c;
#if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
......@@ -852,7 +934,7 @@ av_cold void ff_vc1dsp_init(VC1DSPContext* dsp) {
dsp->sprite_v_double_noscale = sprite_v_double_noscale_c;
dsp->sprite_v_double_onescale = sprite_v_double_onescale_c;
dsp->sprite_v_double_twoscale = sprite_v_double_twoscale_c;
#endif
#endif /* CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER */
if (ARCH_ARM)
ff_vc1dsp_init_arm(dsp);
......
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