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Removing unused convolve_avg_c function + cleanup.

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Change-Id: Id2b126c6456627c25e4041a82e304d0151d951ba
This commit is contained in:
Dmitry Kovalev
2013-08-12 14:28:00 -07:00
parent 3984b41c87
commit 9a31d05e24
1 changed files with 11 additions and 53 deletions
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64
vp9/common/vp9_convolve.c
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@@ -237,44 +237,13 @@ static void convolve_c(const uint8_t *src, ptrdiff_t src_stride,
w, h, taps);
}
static void convolve_avg_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, int taps) {
/* Fixed size intermediate buffer places limits on parameters.
* Maximum intermediate_height is 135, for y_step_q4 == 32,
* h == 64, taps == 8.
*/
uint8_t temp[64 * 135];
int intermediate_height = MAX(((h * y_step_q4) >> 4), 1) + taps - 1;
assert(w <= 64);
assert(h <= 64);
assert(taps <= 8);
assert(y_step_q4 <= 32);
assert(x_step_q4 <= 32);
if (intermediate_height < h)
intermediate_height = h;
convolve_horiz_c(src - src_stride * (taps / 2 - 1), src_stride,
temp, 64,
filter_x, x_step_q4, filter_y, y_step_q4,
w, intermediate_height, taps);
convolve_avg_vert_c(temp + 64 * (taps / 2 - 1), 64, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, taps);
}
void vp9_convolve8_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) {
convolve_horiz_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
filter_x, x_step_q4, filter_y, y_step_q4, w, h, 8);
}
void vp9_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -283,8 +252,7 @@ void vp9_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
convolve_avg_horiz_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
filter_x, x_step_q4, filter_y, y_step_q4, w, h, 8);
}
void vp9_convolve8_vert_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -293,8 +261,7 @@ void vp9_convolve8_vert_c(const uint8_t *src, ptrdiff_t src_stride,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
convolve_vert_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
filter_x, x_step_q4, filter_y, y_step_q4, w, h, 8);
}
void vp9_convolve8_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -303,8 +270,7 @@ void vp9_convolve8_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
convolve_avg_vert_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
filter_x, x_step_q4, filter_y, y_step_q4, w, h, 8);
}
void vp9_convolve8_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -313,8 +279,7 @@ void vp9_convolve8_c(const uint8_t *src, ptrdiff_t src_stride,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
convolve_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
filter_x, x_step_q4, filter_y, y_step_q4, w, h, 8);
}
void vp9_convolve8_avg_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -327,16 +292,9 @@ void vp9_convolve8_avg_c(const uint8_t *src, ptrdiff_t src_stride,
assert(w <= 64);
assert(h <= 64);
vp9_convolve8(src, src_stride,
temp, 64,
filter_x, x_step_q4,
filter_y, y_step_q4,
w, h);
vp9_convolve_avg(temp, 64,
dst, dst_stride,
NULL, 0, /* These unused parameter should be removed! */
NULL, 0, /* These unused parameter should be removed! */
w, h);
vp9_convolve8(src, src_stride, temp, 64,
filter_x, x_step_q4, filter_y, y_step_q4, w, h);
vp9_convolve_avg(temp, 64, dst, dst_stride, NULL, 0, NULL, 0, w, h);
}
void vp9_convolve_copy_c(const uint8_t *src, ptrdiff_t src_stride,
@@ -361,9 +319,9 @@ void vp9_convolve_avg_c(const uint8_t *src, ptrdiff_t src_stride,
int x, y;
for (y = 0; y < h; ++y) {
for (x = 0; x < w; ++x) {
dst[x] = (dst[x] + src[x] + 1) >> 1;
}
for (x = 0; x < w; ++x)
dst[x] = ROUND_POWER_OF_TWO(dst[x] + src[x], 1);
src += src_stride;
dst += dst_stride;
}