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hevc: a much faster implementation of intra prediction (up to 1s on 

haswell 2.6GHz on basket ball drive all intra qp 27)(cherry picked from commit 5de9739176)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
tags/n2.3
Mickaël Raulet Michael Niedermayer 11 years ago
parent
72dcd48c19
commit
053fdacde7
1 changed files with 180 additions and 175 deletions
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  1. +180
    -175
      libavcodec/hevcpred_template.c

+ 180
- 175
libavcodec/hevcpred_template.c View File

@@ -39,40 +39,41 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
(MVF_PU(x, y).pred_flag == PF_INTRA)
#define MIN_TB_ADDR_ZS(x, y) \
s->pps->min_tb_addr_zs[(y) * s->sps->min_tb_width + (x)]
#define EXTEND_LEFT(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
ptr[i - 1] = ptr[i]
#define EXTEND_RIGHT(ptr, start, length) \
for (i = (start); i < (start) + (length); i++) \
ptr[i] = ptr[i - 1]
#define EXTEND_UP(ptr, start, length) EXTEND_LEFT(ptr, start, length)
#define EXTEND_DOWN(ptr, start, length) EXTEND_RIGHT(ptr, start, length)
#define EXTEND(ptr, start, length) \
for (i = start; i < (start) + (length); i += 4) \
AV_WN4P(&(ptr[i]), a)
#define EXTEND_RIGHT_CIP(ptr, start, length) \
for (i = start; i < (start) + (length); i += 4) \
if (!IS_INTRA(i, -1)) \
AV_WN4P(&ptr[i], a); \
else \
a = PIXEL_SPLAT_X4(ptr[i+3])
#define EXTEND_LEFT_CIP(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
for (i = start; i > (start) - (length); i--) \
if (!IS_INTRA(i - 1, -1)) \
ptr[i - 1] = ptr[i]
#define EXTEND_RIGHT_CIP(ptr, start, length) \
for (i = (start); i < (start) + (length); i++) \
if (!IS_INTRA(i, -1)) \
ptr[i] = ptr[i - 1]
#define EXTEND_UP_CIP(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
if (!IS_INTRA(-1, i - 1)) \
ptr[i - 1] = ptr[i]
#define EXTEND_UP_CIP_0(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
ptr[i - 1] = ptr[i]
#define EXTEND_DOWN_CIP(ptr, start, length) \
for (i = (start); i < (start) + (length); i++) \
if (!IS_INTRA(-1, i)) \
ptr[i] = ptr[i - 1]
#define EXTEND_UP_CIP(ptr, start, length) \
for (i = (start); i > (start) - (length); i -= 4) \
if (!IS_INTRA(-1, i - 3)) \
AV_WN4P(&ptr[i - 3], a); \
else \
a = PIXEL_SPLAT_X4(ptr[i - 3])
#define EXTEND_DOWN_CIP(ptr, start, length) \
for (i = start; i < (start) + (length); i += 4) \
if (!IS_INTRA(-1, i)) \
AV_WN4P(&ptr[i], a); \
else \
a = PIXEL_SPLAT_X4(ptr[i + 3])

HEVCLocalContext *lc = s->HEVClc;
int i;
int hshift = s->sps->hshift[c_idx];
int vshift = s->sps->vshift[c_idx];
int size = (1 << log2_size);
int size_in_luma = size << hshift;
int size_in_tbs = size_in_luma >> s->sps->log2_min_tb_size;
int size_in_luma_h = size << hshift;
int size_in_tbs_h = size_in_luma_h >> s->sps->log2_min_tb_size;
int size_in_luma_v = size << vshift;
int size_in_tbs_v = size_in_luma_v >> s->sps->log2_min_tb_size;
int x = x0 >> hshift;
int y = y0 >> vshift;
int x_tb = x0 >> s->sps->log2_min_tb_size;
@@ -86,7 +87,7 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int

enum IntraPredMode mode = c_idx ? lc->pu.intra_pred_mode_c :
lc->tu.cur_intra_pred_mode;
pixel4 a;
pixel left_array[2 * MAX_TB_SIZE + 1];
pixel filtered_left_array[2 * MAX_TB_SIZE + 1];
pixel top_array[2 * MAX_TB_SIZE + 1];
@@ -97,37 +98,38 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
pixel *filtered_left = filtered_left_array + 1;
pixel *filtered_top = filtered_top_array + 1;

int cand_bottom_left = lc->na.cand_bottom_left && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb - 1, y_tb + size_in_tbs);
int cand_bottom_left = lc->na.cand_bottom_left && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb - 1, y_tb + size_in_tbs_v);
int cand_left = lc->na.cand_left;
int cand_up_left = lc->na.cand_up_left;
int cand_up = lc->na.cand_up;
int cand_up_right = lc->na.cand_up_right && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb + size_in_tbs, y_tb - 1);
int cand_up_right = lc->na.cand_up_right && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb + size_in_tbs_h, y_tb - 1);

int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma, s->sps->height) -
(y0 + size_in_luma)) >> vshift;
int top_right_size = (FFMIN(x0 + 2 * size_in_luma, s->sps->width) -
(x0 + size_in_luma)) >> hshift;
int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma_v, s->sps->height) -
(y0 + size_in_luma_v)) >> vshift;
int top_right_size = (FFMIN(x0 + 2 * size_in_luma_h, s->sps->width) -
(x0 + size_in_luma_h)) >> hshift;

if (s->pps->constrained_intra_pred_flag == 1) {
int size_in_luma_pu = PU(size_in_luma);
int size_in_luma_pu_v = PU(size_in_luma_v);
int size_in_luma_pu_h = PU(size_in_luma_h);
int on_pu_edge_x = !(x0 & ((1 << s->sps->log2_min_pu_size) - 1));
int on_pu_edge_y = !(y0 & ((1 << s->sps->log2_min_pu_size) - 1));
if (!size_in_luma_pu)
size_in_luma_pu++;
if (!size_in_luma_pu_h)
size_in_luma_pu_h++;
if (cand_bottom_left == 1 && on_pu_edge_x) {
int x_left_pu = PU(x0 - 1);
int y_bottom_pu = PU(y0 + size_in_luma);
int max = FFMIN(size_in_luma_pu, s->sps->min_pu_height - y_bottom_pu);
int y_bottom_pu = PU(y0 + size_in_luma_v);
int max = FFMIN(size_in_luma_pu_v, s->sps->min_pu_height - y_bottom_pu);
cand_bottom_left = 0;
for (i = 0; i < max; i++)
for (i = 0; i < max; i+=2)
cand_bottom_left |= (MVF(x_left_pu, y_bottom_pu + i).pred_flag == PF_INTRA);
}
if (cand_left == 1 && on_pu_edge_x) {
int x_left_pu = PU(x0 - 1);
int y_left_pu = PU(y0);
int max = FFMIN(size_in_luma_pu, s->sps->min_pu_height - y_left_pu);
int max = FFMIN(size_in_luma_pu_v, s->sps->min_pu_height - y_left_pu);
cand_left = 0;
for (i = 0; i < max; i++)
for (i = 0; i < max; i+=2)
cand_left |= (MVF(x_left_pu, y_left_pu + i).pred_flag == PF_INTRA);
}
if (cand_up_left == 1) {
@@ -138,55 +140,47 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
if (cand_up == 1 && on_pu_edge_y) {
int x_top_pu = PU(x0);
int y_top_pu = PU(y0 - 1);
int max = FFMIN(size_in_luma_pu, s->sps->min_pu_width - x_top_pu);
int max = FFMIN(size_in_luma_pu_h, s->sps->min_pu_width - x_top_pu);
cand_up = 0;
for (i = 0; i < max; i++)
for (i = 0; i < max; i+=2)
cand_up |= (MVF(x_top_pu + i, y_top_pu).pred_flag == PF_INTRA);
}
if (cand_up_right == 1 && on_pu_edge_y) {
int y_top_pu = PU(y0 - 1);
int x_right_pu = PU(x0 + size_in_luma);
int max = FFMIN(size_in_luma_pu, s->sps->min_pu_width - x_right_pu);
int x_right_pu = PU(x0 + size_in_luma_h);
int max = FFMIN(size_in_luma_pu_h, s->sps->min_pu_width - x_right_pu);
cand_up_right = 0;
for (i = 0; i < max; i++)
for (i = 0; i < max; i+=2)
cand_up_right |= (MVF(x_right_pu + i, y_top_pu).pred_flag == PF_INTRA);
}
for (i = 0; i < 2 * MAX_TB_SIZE; i++) {
left[i] = 128;
top[i] = 128;
}
memset(left, 128, 2 * MAX_TB_SIZE*sizeof(pixel));
memset(top , 128, 2 * MAX_TB_SIZE*sizeof(pixel));
top[-1] = 128;
}
if (cand_bottom_left) {
for (i = size + bottom_left_size; i < (size << 1); i++)
if (IS_INTRA(-1, size + bottom_left_size - 1) ||
!s->pps->constrained_intra_pred_flag)
left[i] = POS(-1, size + bottom_left_size - 1);
for (i = size + bottom_left_size - 1; i >= size; i--)
if (IS_INTRA(-1, i) || !s->pps->constrained_intra_pred_flag)
left[i] = POS(-1, i);
if (cand_up_left) {
left[-1] = POS(-1, -1);
top[-1] = left[-1];
}
if (cand_left)
for (i = size - 1; i >= 0; i--)
if (IS_INTRA(-1, i) || !s->pps->constrained_intra_pred_flag)
left[i] = POS(-1, i);
if (cand_up_left)
if (IS_INTRA(-1, -1) || !s->pps->constrained_intra_pred_flag) {
left[-1] = POS(-1, -1);
top[-1] = left[-1];
}
if (cand_up)
for (i = size - 1; i >= 0; i--)
if (IS_INTRA(i, -1) || !s->pps->constrained_intra_pred_flag)
top[i] = POS(i, -1);
for (i = 0; i <size; i+=4)
AV_WN4P(&top[i], AV_RN4P(&POS(i, -1)));

if (cand_up_right) {
for (i = size + top_right_size; i < (size << 1); i++)
if (IS_INTRA(size + top_right_size - 1, -1) ||
!s->pps->constrained_intra_pred_flag)
top[i] = POS(size + top_right_size - 1, -1);
for (i = size + top_right_size - 1; i >= size; i--)
if (IS_INTRA(i, -1) || !s->pps->constrained_intra_pred_flag)
top[i] = POS(i, -1);
a = PIXEL_SPLAT_X4(POS(size + top_right_size - 1, -1));
for (i = size + top_right_size; i < (size << 1); i += 4)
AV_WN4P(&top[i], a);
for (i = size ; i < size+top_right_size; i+=4)
AV_WN4P(&top[i], AV_RN4P(&POS(i, -1)));
}
if (cand_left)
for (i = 0; i < size; i++)
left[i] = POS(-1, i);
if (cand_bottom_left) {
for (i = size ; i < size+bottom_left_size; i++)
left[i] = POS(-1, i);
a = PIXEL_SPLAT_X4(POS(-1, size + bottom_left_size - 1));
for (i = size + bottom_left_size; i < (size << 1); i+=4)
AV_WN4P(&left[i], a);
}

if (s->pps->constrained_intra_pred_flag == 1) {
@@ -229,24 +223,34 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
left[-1] = top[-1];
j = 0;
}
left[-1] = top[-1];
if (cand_bottom_left || cand_left) {
EXTEND_DOWN_CIP(left, j, size_max_y - j);
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND_DOWN_CIP(left, 0, size_max_y);
}
if (!cand_left) {
EXTEND_DOWN(left, 0, size);
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(left, 0, size);
}
if (!cand_bottom_left) {
EXTEND_DOWN(left, size, size);
a = PIXEL_SPLAT_X4(left[size - 1]);
EXTEND(left, size, size);
}
if (x0 != 0 && y0 != 0) {
a = PIXEL_SPLAT_X4(left[size_max_y - 1]);
EXTEND_UP_CIP(left, size_max_y - 1, size_max_y);
if (!IS_INTRA(-1, - 1))
left[-1] = left[0];
} else if (x0 == 0) {
EXTEND_UP_CIP_0(left, size_max_y - 1, size_max_y);
a = PIXEL_SPLAT_X4(left[size_max_y - 1]);
EXTEND(left, 0, size_max_y);
} else {
EXTEND_UP_CIP(left, size_max_y - 1, size_max_y - 1);
a = PIXEL_SPLAT_X4(left[size_max_y - 1]);
EXTEND_UP_CIP(left, size_max_y - 1, size_max_y);
}
top[-1] = left[-1];
if (y0 != 0) {
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND_RIGHT_CIP(top, 0, size_max_x);
}
}
@@ -254,80 +258,89 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
// Infer the unavailable samples
if (!cand_bottom_left) {
if (cand_left) {
EXTEND_DOWN(left, size, size);
a = PIXEL_SPLAT_X4(left[size-1]);
EXTEND(left, size, size);
} else if (cand_up_left) {
EXTEND_DOWN(left, 0, 2 * size);
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(left, 0, 2 * size);
cand_left = 1;
} else if (cand_up) {
left[-1] = top[0];
EXTEND_DOWN(left, 0, 2 * size);
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(left, 0, 2 * size);
cand_up_left = 1;
cand_left = 1;
} else if (cand_up_right) {
EXTEND_LEFT(top, size, size);
left[-1] = top[0];
EXTEND_DOWN(left, 0, 2 * size);
left[-1] = top[size];
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(top, 0, size);
EXTEND(left, 0, 2 * size);
cand_up = 1;
cand_up_left = 1;
cand_left = 1;
} else { // No samples available
top[0] = left[-1] = (1 << (BIT_DEPTH - 1));
EXTEND_RIGHT(top, 1, 2 * size - 1);
EXTEND_DOWN(left, 0, 2 * size);
left[-1] = (1 << (BIT_DEPTH - 1));
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(top, 0, 2 * size);
EXTEND(left, 0, 2 * size);
}
}

if (!cand_left) {
EXTEND_UP(left, size, size);
a = PIXEL_SPLAT_X4(left[size]);
EXTEND(left, 0, size);
}
if (!cand_up_left) {
left[-1] = left[0];
}
if (!cand_up) {
top[0] = left[-1];
EXTEND_RIGHT(top, 1, size - 1);
a = PIXEL_SPLAT_X4(left[-1]);
EXTEND(top, 0, size);
}
if (!cand_up_right) {
EXTEND_RIGHT(top, size, size);
a = PIXEL_SPLAT_X4(top[size-1]);
EXTEND(top, size, size);
}

top[-1] = left[-1];

// Filtering process
if (c_idx == 0 && mode != INTRA_DC && size != 4) {
int intra_hor_ver_dist_thresh[] = { 7, 1, 0 };
int min_dist_vert_hor = FFMIN(FFABS((int)(mode - 26U)),
FFABS((int)(mode - 10U)));
if (min_dist_vert_hor > intra_hor_ver_dist_thresh[log2_size - 3]) {
int threshold = 1 << (BIT_DEPTH - 5);
if (s->sps->sps_strong_intra_smoothing_enable_flag &&
log2_size == 5 &&
FFABS(top[-1] + top[63] - 2 * top[31]) < threshold &&
FFABS(left[-1] + left[63] - 2 * left[31]) < threshold) {
// We can't just overwrite values in top because it could be
// a pointer into src
filtered_top[-1] = top[-1];
filtered_top[63] = top[63];
for (i = 0; i < 63; i++)
filtered_top[i] = ((64 - (i + 1)) * top[-1] +
(i + 1) * top[63] + 32) >> 6;
for (i = 0; i < 63; i++)
left[i] = ((64 - (i + 1)) * left[-1] +
(i + 1) * left[63] + 32) >> 6;
top = filtered_top;
} else {
filtered_left[2 * size - 1] = left[2 * size - 1];
filtered_top[2 * size - 1] = top[2 * size - 1];
for (i = 2 * size - 2; i >= 0; i--)
filtered_left[i] = (left[i + 1] + 2 * left[i] +
left[i - 1] + 2) >> 2;
filtered_top[-1] =
filtered_left[-1] = (left[0] + 2 * left[-1] + top[0] + 2) >> 2;
for (i = 2 * size - 2; i >= 0; i--)
filtered_top[i] = (top[i + 1] + 2 * top[i] +
top[i - 1] + 2) >> 2;
left = filtered_left;
top = filtered_top;
if (c_idx == 0) {
if (mode != INTRA_DC && size != 4){
int intra_hor_ver_dist_thresh[] = { 7, 1, 0 };
int min_dist_vert_hor = FFMIN(FFABS((int)(mode - 26U)),
FFABS((int)(mode - 10U)));
if (min_dist_vert_hor > intra_hor_ver_dist_thresh[log2_size - 3]) {
int threshold = 1 << (BIT_DEPTH - 5);
if (s->sps->sps_strong_intra_smoothing_enable_flag && c_idx == 0 &&
log2_size == 5 &&
FFABS(top[-1] + top[63] - 2 * top[31]) < threshold &&
FFABS(left[-1] + left[63] - 2 * left[31]) < threshold) {
// We can't just overwrite values in top because it could be
// a pointer into src
filtered_top[-1] = top[-1];
filtered_top[63] = top[63];
for (i = 0; i < 63; i++)
filtered_top[i] = ((64 - (i + 1)) * top[-1] +
(i + 1) * top[63] + 32) >> 6;
for (i = 0; i < 63; i++)
left[i] = ((64 - (i + 1)) * left[-1] +
(i + 1) * left[63] + 32) >> 6;
top = filtered_top;
} else {
filtered_left[2 * size - 1] = left[2 * size - 1];
filtered_top[2 * size - 1] = top[2 * size - 1];
for (i = 2 * size - 2; i >= 0; i--)
filtered_left[i] = (left[i + 1] + 2 * left[i] +
left[i - 1] + 2) >> 2;
filtered_top[-1] =
filtered_left[-1] = (left[0] + 2 * left[-1] + top[0] + 2) >> 2;
for (i = 2 * size - 2; i >= 0; i--)
filtered_top[i] = (top[i + 1] + 2 * top[i] +
top[i - 1] + 2) >> 2;
left = filtered_left;
top = filtered_top;
}
}
}
}
@@ -349,57 +362,42 @@ static void FUNC(intra_pred)(HEVCContext *s, int x0, int y0, int log2_size, int
}
}

static void FUNC(pred_planar_0)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left,
ptrdiff_t stride)
static av_always_inline void FUNC(pred_planar)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left, ptrdiff_t stride, int trafo_size)
{
int x, y;
pixel *src = (pixel *)_src;
const pixel *top = (const pixel *)_top;
const pixel *left = (const pixel *)_left;
for (y = 0; y < 4; y++)
for (x = 0; x < 4; x++)
POS(x, y) = ((3 - x) * left[y] + (x + 1) * top[4] +
(3 - y) * top[x] + (y + 1) * left[4] + 4) >> 3;
int size = 1 << trafo_size;
for (y = 0; y < size; y++)
for (x = 0; x < size; x++)
POS(x, y) = ((size - 1 - x) * left[y] + (x + 1) * top[size] +
(size - 1 - y) * top[x] + (y + 1) * left[size] + size) >> (trafo_size + 1);
}

static void FUNC(pred_planar_0)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left, ptrdiff_t stride)
{
FUNC(pred_planar)(_src, _top, _left, stride, 2);
}

static void FUNC(pred_planar_1)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left, ptrdiff_t stride)
{
int x, y;
pixel *src = (pixel *)_src;
const pixel *top = (const pixel *)_top;
const pixel *left = (const pixel *)_left;
for (y = 0; y < 8; y++)
for (x = 0; x < 8; x++)
POS(x, y) = ((7 - x) * left[y] + (x + 1) * top[8] +
(7 - y) * top[x] + (y + 1) * left[8] + 8) >> 4;
FUNC(pred_planar)(_src, _top, _left, stride, 3);
}

static void FUNC(pred_planar_2)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left, ptrdiff_t stride)
{
int x, y;
pixel *src = (pixel *)_src;
const pixel *top = (const pixel *)_top;
const pixel *left = (const pixel *)_left;
for (y = 0; y < 16; y++)
for (x = 0; x < 16; x++)
POS(x, y) = ((15 - x) * left[y] + (x + 1) * top[16] +
(15 - y) * top[x] + (y + 1) * left[16] + 16) >> 5;
FUNC(pred_planar)(_src, _top, _left, stride, 4);
}

static void FUNC(pred_planar_3)(uint8_t *_src, const uint8_t *_top,
const uint8_t *_left, ptrdiff_t stride)
{
int x, y;
pixel *src = (pixel *)_src;
const pixel *top = (const pixel *)_top;
const pixel *left = (const pixel *)_left;
for (y = 0; y < 32; y++)
for (x = 0; x < 32; x++)
POS(x, y) = ((31 - x) * left[y] + (x + 1) * top[32] +
(31 - y) * top[x] + (y + 1) * left[32] + 32) >> 6;
FUNC(pred_planar)(_src, _top, _left, stride, 5);
}

static void FUNC(pred_dc)(uint8_t *_src, const uint8_t *_top,
@@ -421,8 +419,8 @@ static void FUNC(pred_dc)(uint8_t *_src, const uint8_t *_top,
a = PIXEL_SPLAT_X4(dc);

for (i = 0; i < size; i++)
for (j = 0; j < size / 4; j++)
AV_WN4PA(&POS(j * 4, i), a);
for (j = 0; j < size; j+=4)
AV_WN4P(&POS(j, i), a);

if (c_idx == 0 && size < 32) {
POS(0, 0) = (left[0] + 2 * dc + top[0] + 2) >> 2;
@@ -454,7 +452,7 @@ static av_always_inline void FUNC(pred_angular)(uint8_t *_src,
};

int angle = intra_pred_angle[mode - 2];
pixel ref_array[3 * MAX_TB_SIZE + 1];
pixel ref_array[3 * MAX_TB_SIZE + 4];
pixel *ref_tmp = ref_array + size;
const pixel *ref;
int last = (size * angle) >> 5;
@@ -462,8 +460,8 @@ static av_always_inline void FUNC(pred_angular)(uint8_t *_src,
if (mode >= 18) {
ref = top - 1;
if (angle < 0 && last < -1) {
for (x = 0; x <= size; x++)
ref_tmp[x] = top[x - 1];
for (x = 0; x <= size; x += 4)
AV_WN4P(&ref_tmp[x], AV_RN4P(&top[x - 1]));
for (x = last; x <= -1; x++)
ref_tmp[x] = left[-1 + ((x * inv_angle[mode - 11] + 128) >> 8)];
ref = ref_tmp;
@@ -473,13 +471,19 @@ static av_always_inline void FUNC(pred_angular)(uint8_t *_src,
int idx = ((y + 1) * angle) >> 5;
int fact = ((y + 1) * angle) & 31;
if (fact) {
for (x = 0; x < size; x++) {
for (x = 0; x < size; x += 4) {
POS(x, y) = ((32 - fact) * ref[x + idx + 1] +
fact * ref[x + idx + 2] + 16) >> 5;
POS(x + 1, y) = ((32 - fact) * ref[x + 1 + idx + 1] +
fact * ref[x + 1 + idx + 2] + 16) >> 5;
POS(x + 2, y) = ((32 - fact) * ref[x + 2 + idx + 1] +
fact * ref[x + 2 + idx + 2] + 16) >> 5;
POS(x + 3, y) = ((32 - fact) * ref[x + 3 + idx + 1] +
fact * ref[x + 3 + idx + 2] + 16) >> 5;
}
} else {
for (x = 0; x < size; x++)
POS(x, y) = ref[x + idx + 1];
for (x = 0; x < size; x += 4)
AV_WN4P(&POS(x, y), AV_RN4P(&ref[x + idx + 1]));
}
}
if (mode == 26 && c_idx == 0 && size < 32) {
@@ -489,8 +493,8 @@ static av_always_inline void FUNC(pred_angular)(uint8_t *_src,
} else {
ref = left - 1;
if (angle < 0 && last < -1) {
for (x = 0; x <= size; x++)
ref_tmp[x] = left[x - 1];
for (x = 0; x <= size; x += 4)
AV_WN4P(&ref_tmp[x], AV_RN4P(&left[x - 1]));
for (x = last; x <= -1; x++)
ref_tmp[x] = top[-1 + ((x * inv_angle[mode - 11] + 128) >> 8)];
ref = ref_tmp;
@@ -510,8 +514,12 @@ static av_always_inline void FUNC(pred_angular)(uint8_t *_src,
}
}
if (mode == 10 && c_idx == 0 && size < 32) {
for (x = 0; x < size; x++)
for (x = 0; x < size; x += 4) {
POS(x, 0) = av_clip_pixel(left[0] + ((top[x] - top[-1]) >> 1));
POS(x+1, 0) = av_clip_pixel(left[0] + ((top[x+1] - top[-1]) >> 1));
POS(x+2, 0) = av_clip_pixel(left[0] + ((top[x+2] - top[-1]) >> 1));
POS(x+3, 0) = av_clip_pixel(left[0] + ((top[x+3] - top[-1]) >> 1));
}
}
}
}
@@ -552,9 +560,6 @@ static void FUNC(pred_angular_3)(uint8_t *src, const uint8_t *top,
#undef MVF_PU
#undef MVF
#undef PU
#undef EXTEND_LEFT
#undef EXTEND_RIGHT
#undef EXTEND_UP
#undef EXTEND_DOWN
#undef EXTEND
#undef MIN_TB_ADDR_ZS
#undef POS

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