generic-library/vpx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

VPX: Add rtcd support for scaling.

Browse Source 
Change-Id: If34bfb0d918967445aea7dc30cd7b55ebfedb1f2
This commit is contained in:
Scott LaVarnway 2015-08-03 09:43:34 -07:00
parent 0b0eba728d
commit 8f6b943100
4 changed files with 106 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
vp9/common/vp9_scale.c
View File

@ -79,6 +79,7 @@ void vp9_setup_scale_factors_for_frame(struct scale_factors *sf,
// applied in one direction only, and not at all for 0,0, seems to give the
// best quality, but it may be worth trying an additional mode that does
// do the filtering on full-pel.
if (sf->x_step_q4 == 16) {
if (sf->y_step_q4 == 16) {
// No scaling in either direction.
@ -90,35 +91,43 @@ void vp9_setup_scale_factors_for_frame(struct scale_factors *sf,
sf->predict[1][0][1] = vpx_convolve8_avg_horiz;
} else {
// No scaling in x direction. Must always scale in the y direction.
sf->predict[0][0][0] = vpx_convolve8_vert;
sf->predict[0][0][1] = vpx_convolve8_avg_vert;
sf->predict[0][1][0] = vpx_convolve8_vert;
sf->predict[0][1][1] = vpx_convolve8_avg_vert;
sf->predict[1][0][0] = vpx_convolve8;
sf->predict[1][0][1] = vpx_convolve8_avg;
sf->predict[0][0][0] = vpx_scaled_vert;
sf->predict[0][0][1] = vpx_scaled_avg_vert;
sf->predict[0][1][0] = vpx_scaled_vert;
sf->predict[0][1][1] = vpx_scaled_avg_vert;
sf->predict[1][0][0] = vpx_scaled_2d;
sf->predict[1][0][1] = vpx_scaled_avg_2d;
}
} else {
if (sf->y_step_q4 == 16) {
// No scaling in the y direction. Must always scale in the x direction.
sf->predict[0][0][0] = vpx_convolve8_horiz;
sf->predict[0][0][1] = vpx_convolve8_avg_horiz;
sf->predict[0][1][0] = vpx_convolve8;
sf->predict[0][1][1] = vpx_convolve8_avg;
sf->predict[1][0][0] = vpx_convolve8_horiz;
sf->predict[1][0][1] = vpx_convolve8_avg_horiz;
sf->predict[0][0][0] = vpx_scaled_horiz;
sf->predict[0][0][1] = vpx_scaled_avg_horiz;
sf->predict[0][1][0] = vpx_scaled_2d;
sf->predict[0][1][1] = vpx_scaled_avg_2d;
sf->predict[1][0][0] = vpx_scaled_horiz;
sf->predict[1][0][1] = vpx_scaled_avg_horiz;
} else {
// Must always scale in both directions.
sf->predict[0][0][0] = vpx_convolve8;
sf->predict[0][0][1] = vpx_convolve8_avg;
sf->predict[0][1][0] = vpx_convolve8;
sf->predict[0][1][1] = vpx_convolve8_avg;
sf->predict[1][0][0] = vpx_convolve8;
sf->predict[1][0][1] = vpx_convolve8_avg;
sf->predict[0][0][0] = vpx_scaled_2d;
sf->predict[0][0][1] = vpx_scaled_avg_2d;
sf->predict[0][1][0] = vpx_scaled_2d;
sf->predict[0][1][1] = vpx_scaled_avg_2d;
sf->predict[1][0][0] = vpx_scaled_2d;
sf->predict[1][0][1] = vpx_scaled_avg_2d;
}
}
// 2D subpel motion always gets filtered in both directions
sf->predict[1][1][0] = vpx_convolve8;
sf->predict[1][1][1] = vpx_convolve8_avg;
if ((sf->x_step_q4 != 16) || (sf->y_step_q4 != 16)) {
sf->predict[1][1][0] = vpx_scaled_2d;
sf->predict[1][1][1] = vpx_scaled_avg_2d;
} else {
sf->predict[1][1][0] = vpx_convolve8;
sf->predict[1][1][1] = vpx_convolve8_avg;
}
#if CONFIG_VP9_HIGHBITDEPTH
if (use_highbd) {
if (sf->x_step_q4 == 16) {

54
vpx_dsp/vpx_convolve.c
View File

@ -282,6 +282,60 @@ void vpx_convolve_avg_c(const uint8_t *src, ptrdiff_t src_stride,
}
}
void vpx_scaled_horiz_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_horiz_c(src, src_stride, dst, dst_stride, filter_x, x_step_q4,
filter_y, y_step_q4, w, h);
}
void vpx_scaled_vert_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_vert_c(src, src_stride, dst, dst_stride, filter_x, x_step_q4,
filter_y, y_step_q4, w, h);
}
void vpx_scaled_2d_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_c(src, src_stride, dst, dst_stride, filter_x, x_step_q4,
filter_y, y_step_q4, w, h);
}
void vpx_scaled_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_avg_horiz_c(src, src_stride, dst, dst_stride, filter_x,
x_step_q4, filter_y, y_step_q4, w, h);
}
void vpx_scaled_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, filter_x,
x_step_q4, filter_y, y_step_q4, w, h);
}
void vpx_scaled_avg_2d_c(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
vpx_convolve8_avg_c(src, src_stride, dst, dst_stride, filter_x, x_step_q4,
filter_y, y_step_q4, w, h);
}
#if CONFIG_VP9_HIGHBITDEPTH
static void highbd_convolve_horiz(const uint8_t *src8, ptrdiff_t src_stride,
uint8_t *dst8, ptrdiff_t dst_stride,

18
vpx_dsp/vpx_dsp_rtcd_defs.pl
View File

@ -398,6 +398,24 @@ specialize qw/vpx_convolve8_avg_horiz sse2 ssse3 neon dspr2 msa/;
add_proto qw/void vpx_convolve8_avg_vert/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_convolve8_avg_vert sse2 ssse3 neon dspr2 msa/;
add_proto qw/void vpx_scaled_2d/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_2d/;
add_proto qw/void vpx_scaled_horiz/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_horiz/;
add_proto qw/void vpx_scaled_vert/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_vert/;
add_proto qw/void vpx_scaled_avg_2d/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_avg_2d/;
add_proto qw/void vpx_scaled_avg_horiz/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_avg_horiz/;
add_proto qw/void vpx_scaled_avg_vert/, "const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h";
specialize qw/vpx_scaled_avg_vert/;
if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
#
# Sub Pixel Filters

10
vpx_dsp/x86/convolve.h
View File

@ -103,9 +103,9 @@ typedef void filter8_1dfunction (
} \
} \
if (w) { \
vpx_convolve8_##name##_c(src, src_stride, dst, dst_stride, \
filter_x, x_step_q4, filter_y, y_step_q4, \
w, h); \
vpx_scaled_##name(src, src_stride, dst, dst_stride, \
filter_x, x_step_q4, filter_y, y_step_q4, \
w, h); \
} \
}
@ -137,8 +137,8 @@ void vpx_convolve8_##avg##opt(const uint8_t *src, ptrdiff_t src_stride, \
y_step_q4, w, h); \
} \
} else { \
vpx_convolve8_##avg##c(src, src_stride, dst, dst_stride, \
filter_x, x_step_q4, filter_y, y_step_q4, w, h); \
vpx_scaled_##avg##2d(src, src_stride, dst, dst_stride, \
filter_x, x_step_q4, filter_y, y_step_q4, w, h); \
} \
}