104 lines
4.0 KiB
C
104 lines
4.0 KiB
C
/*
|
|
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "./vpx_config.h"
|
|
#include "vp9/encoder/vp9_variance.h"
|
|
#include "vpx_ports/mem.h"
|
|
|
|
unsigned int vp9_get8x8var_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse, int *sum);
|
|
|
|
unsigned int vp9_get4x4var_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *SSE, int *sum);
|
|
|
|
unsigned int vp9_variance4x4_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
vp9_get4x4var_mmx(src, src_stride, ref, ref_stride, sse, &sum);
|
|
return *sse - (((unsigned int)sum * sum) >> 4);
|
|
}
|
|
|
|
unsigned int vp9_variance8x8_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
int sum;
|
|
vp9_get8x8var_mmx(src, src_stride, ref, ref_stride, sse, &sum);
|
|
return *sse - (((unsigned int)sum * sum) >> 6);
|
|
}
|
|
|
|
unsigned int vp9_mse16x16_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, sse2, sse3;
|
|
int sum0, sum1, sum2, sum3;
|
|
|
|
vp9_get8x8var_mmx(src, src_stride, ref, ref_stride, &sse0, &sum0);
|
|
vp9_get8x8var_mmx(src + 8, src_stride, ref + 8, ref_stride, &sse1, &sum1);
|
|
vp9_get8x8var_mmx(src + 8 * src_stride, src_stride,
|
|
ref + 8 * ref_stride, ref_stride, &sse2, &sum2);
|
|
vp9_get8x8var_mmx(src + 8 * src_stride + 8, src_stride,
|
|
ref + 8 * ref_stride + 8, ref_stride, &sse3, &sum3);
|
|
|
|
*sse = sse0 + sse1 + sse2 + sse3;
|
|
return *sse;
|
|
}
|
|
|
|
|
|
unsigned int vp9_variance16x16_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, sse2, sse3;
|
|
int sum0, sum1, sum2, sum3, sum;
|
|
|
|
vp9_get8x8var_mmx(src, src_stride, ref, ref_stride, &sse0, &sum0);
|
|
vp9_get8x8var_mmx(src + 8, src_stride, ref + 8, ref_stride, &sse1, &sum1);
|
|
vp9_get8x8var_mmx(src + 8 * src_stride, src_stride,
|
|
ref + 8 * ref_stride, ref_stride, &sse2, &sum2);
|
|
vp9_get8x8var_mmx(src + 8 * src_stride + 8, src_stride,
|
|
ref + 8 * ref_stride + 8, ref_stride, &sse3, &sum3);
|
|
|
|
*sse = sse0 + sse1 + sse2 + sse3;
|
|
sum = sum0 + sum1 + sum2 + sum3;
|
|
return *sse - (((unsigned int)sum * sum) >> 8);
|
|
}
|
|
|
|
unsigned int vp9_variance16x8_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1;
|
|
int sum0, sum1, sum;
|
|
|
|
vp9_get8x8var_mmx(src, src_stride, ref, ref_stride, &sse0, &sum0);
|
|
vp9_get8x8var_mmx(src + 8, src_stride, ref + 8, ref_stride, &sse1, &sum1);
|
|
|
|
*sse = sse0 + sse1;
|
|
sum = sum0 + sum1;
|
|
return *sse - (((unsigned int)sum * sum) >> 7);
|
|
}
|
|
|
|
|
|
unsigned int vp9_variance8x16_mmx(const uint8_t *src, int src_stride,
|
|
const uint8_t *ref, int ref_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1;
|
|
int sum0, sum1, sum;
|
|
|
|
vp9_get8x8var_mmx(src, src_stride, ref, ref_stride, &sse0, &sum0);
|
|
vp9_get8x8var_mmx(src + 8 * src_stride, src_stride,
|
|
ref + 8 * ref_stride, ref_stride, &sse1, &sum1);
|
|
|
|
*sse = sse0 + sse1;
|
|
sum = sum0 + sum1;
|
|
return *sse - (((unsigned int)sum * sum) >> 7);
|
|
}
|