Commit 094e2572 authored by Christian Duvivier's avatar Christian Duvivier

Faster convolve8_avg.

Implement convolve8_avg using common functions which are already optimized
instead of using more obscure ones which have only C versions. Encoder
overall speed-up of about 12%.

Change-Id: I8c57aa76936c8a48f22b115f19f61d9f2ae1e4b6
parent f1060e4c
......@@ -7,12 +7,15 @@
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "vp9/common/vp9_convolve.h"
#include <assert.h>
#include "./vpx_config.h"
#include "./vp9_rtcd.h"
#include "vp9/common/vp9_common.h"
#include "vpx/vpx_integer.h"
#include "vpx_ports/mem.h"
#define VP9_FILTER_WEIGHT 128
#define VP9_FILTER_SHIFT 7
......@@ -293,9 +296,21 @@ void vp9_convolve8_avg_c(const uint8_t *src, int src_stride,
const int16_t *filter_x, int x_step_q4,
const int16_t *filter_y, int y_step_q4,
int w, int h) {
convolve_avg_c(src, src_stride, dst, dst_stride,
filter_x, x_step_q4, filter_y, y_step_q4,
w, h, 8);
/* Fixed size intermediate buffer places limits on parameters. */
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp, 16 * 16);
assert(w <= 16);
assert(h <= 16);
vp9_convolve8(src, src_stride,
temp, 16,
filter_x, x_step_q4,
filter_y, y_step_q4,
w, h);
vp9_convolve_avg(temp, 16,
dst, dst_stride,
NULL, 0, /* These unused parameter should be removed! */
NULL, 0, /* These unused parameter should be removed! */
w, h);
}
void vp9_convolve_copy(const uint8_t *src, int src_stride,
......
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