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hevc_filter: run vertical and horizontal together 

This should help cache locality. On win64:
Before: 1397x cycles, 16216 bytes
After:  1369x cycles, 16040 bytes

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Christophe Gisquet 2014-07-26 21:40:53 +02:00 committed by Michael Niedermayer
parent 4f91bb0ff0
commit 65746bfbae
1 changed files with 45 additions and 45 deletions
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88
libavcodec/hevc_filter.c
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@ -373,8 +373,11 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
tc_offset = cur_tc_offset; tc_offset = cur_tc_offset;
beta_offset = cur_beta_offset; beta_offset = cur_beta_offset;
// vertical filtering luma x_end2 = x_end;
if (x_end2 != s->sps->width)
x_end2 -= 8;
for (y = y0; y < y_end; y += 8) { for (y = y0; y < y_end; y += 8) {
// vertical filtering luma
for (x = x0 ? x0 : 8; x < x_end; x += 8) { for (x = x0 ? x0 : 8; x < x_end; x += 8) {
const int bs0 = s->vertical_bs[(x + y * s->bs_width) >> 2]; const int bs0 = s->vertical_bs[(x + y * s->bs_width) >> 2];
const int bs1 = s->vertical_bs[(x + (y + 4) * s->bs_width) >> 2]; const int bs1 = s->vertical_bs[(x + (y + 4) * s->bs_width) >> 2];
@ -400,47 +403,12 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
beta, tc, no_p, no_q); beta, tc, no_p, no_q);
} }
} }
}
// vertical filtering chroma if(!y)
for (chroma = 1; chroma <= 2; chroma++) { continue;
int h = 1 << s->sps->hshift[chroma];
int v = 1 << s->sps->vshift[chroma];
for (y = y0; y < y_end; y += (8 * v)) {
for (x = x0 ? x0 : 8 * h; x < x_end; x += (8 * h)) {
const int bs0 = s->vertical_bs[(x + y * s->bs_width) >> 2];
const int bs1 = s->vertical_bs[(x + (y + (4 * v)) * s->bs_width) >> 2];
if ((bs0 == 2) || (bs1 == 2)) {
const int qp0 = (get_qPy(s, x - 1, y) + get_qPy(s, x, y) + 1) >> 1;
const int qp1 = (get_qPy(s, x - 1, y + (4 * v)) + get_qPy(s, x, y + (4 * v)) + 1) >> 1;
c_tc[0] = (bs0 == 2) ? chroma_tc(s, qp0, chroma, tc_offset) : 0;
c_tc[1] = (bs1 == 2) ? chroma_tc(s, qp1, chroma, tc_offset) : 0;
src = &s->frame->data[chroma][(y >> s->sps->vshift[chroma]) * s->frame->linesize[chroma] + ((x >> s->sps->hshift[chroma]) << s->sps->pixel_shift)];
if (pcmf) {
no_p[0] = get_pcm(s, x - 1, y);
no_p[1] = get_pcm(s, x - 1, y + (4 * v));
no_q[0] = get_pcm(s, x, y);
no_q[1] = get_pcm(s, x, y + (4 * v));
s->hevcdsp.hevc_v_loop_filter_chroma_c(src,
s->frame->linesize[chroma],
c_tc, no_p, no_q);
} else
s->hevcdsp.hevc_v_loop_filter_chroma(src,
s->frame->linesize[chroma],
c_tc, no_p, no_q);
}
}
}
}
// horizontal filtering luma // horizontal filtering luma
x_end2 = x_end; for (x = x0 ? x0 - 8 : 0; x < x_end2; x += 8) {
if (x_end != s->sps->width)
x_end -= 8;
for (y = y0 ? y0 : 8; y < y_end; y += 8) {
for (x = x0 ? x0 - 8 : 0; x < x_end; x += 8) {
const int bs0 = s->horizontal_bs[( x + y * s->bs_width) >> 2]; const int bs0 = s->horizontal_bs[( x + y * s->bs_width) >> 2];
const int bs1 = s->horizontal_bs[((x + 4) + y * s->bs_width) >> 2]; const int bs1 = s->horizontal_bs[((x + 4) + y * s->bs_width) >> 2];
if (bs0 || bs1) { if (bs0 || bs1) {
@ -469,15 +437,47 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
} }
} }
// horizontal filtering chroma
for (chroma = 1; chroma <= 2; chroma++) { for (chroma = 1; chroma <= 2; chroma++) {
int h = 1 << s->sps->hshift[chroma]; int h = 1 << s->sps->hshift[chroma];
int v = 1 << s->sps->vshift[chroma]; int v = 1 << s->sps->vshift[chroma];
if (x_end2 != s->sps->width)
x_end = x_end2 - 8 * h; // vertical filtering chroma
for (y = y0 ? y0 : 8 * v; y < y_end; y += (8 * v)) { for (y = y0; y < y_end; y += (8 * v)) {
for (x = x0 ? x0 : 8 * h; x < x_end; x += (8 * h)) {
const int bs0 = s->vertical_bs[(x + y * s->bs_width) >> 2];
const int bs1 = s->vertical_bs[(x + (y + (4 * v)) * s->bs_width) >> 2];
if ((bs0 == 2) || (bs1 == 2)) {
const int qp0 = (get_qPy(s, x - 1, y) + get_qPy(s, x, y) + 1) >> 1;
const int qp1 = (get_qPy(s, x - 1, y + (4 * v)) + get_qPy(s, x, y + (4 * v)) + 1) >> 1;
c_tc[0] = (bs0 == 2) ? chroma_tc(s, qp0, chroma, tc_offset) : 0;
c_tc[1] = (bs1 == 2) ? chroma_tc(s, qp1, chroma, tc_offset) : 0;
src = &s->frame->data[chroma][(y >> s->sps->vshift[chroma]) * s->frame->linesize[chroma] + ((x >> s->sps->hshift[chroma]) << s->sps->pixel_shift)];
if (pcmf) {
no_p[0] = get_pcm(s, x - 1, y);
no_p[1] = get_pcm(s, x - 1, y + (4 * v));
no_q[0] = get_pcm(s, x, y);
no_q[1] = get_pcm(s, x, y + (4 * v));
s->hevcdsp.hevc_v_loop_filter_chroma_c(src,
s->frame->linesize[chroma],
c_tc, no_p, no_q);
} else
s->hevcdsp.hevc_v_loop_filter_chroma(src,
s->frame->linesize[chroma],
c_tc, no_p, no_q);
}
}
if(!y)
continue;
// horizontal filtering chroma
tc_offset = x0 ? left_tc_offset : cur_tc_offset; tc_offset = x0 ? left_tc_offset : cur_tc_offset;
for (x = x0 ? x0 - 8 * h : 0; x < x_end; x += (8 * h)) { x_end2 = x_end;
if (x_end != s->sps->width)
x_end2 = x_end - 8 * h;
for (x = x0 ? x0 - 8 * h : 0; x < x_end2; x += (8 * h)) {
const int bs0 = s->horizontal_bs[( x + y * s->bs_width) >> 2]; const int bs0 = s->horizontal_bs[( x + y * s->bs_width) >> 2];
const int bs1 = s->horizontal_bs[((x + 4 * h) + y * s->bs_width) >> 2]; const int bs1 = s->horizontal_bs[((x + 4 * h) + y * s->bs_width) >> 2];
if ((bs0 == 2) || (bs1 == 2)) { if ((bs0 == 2) || (bs1 == 2)) {