154 lines
4.3 KiB
C
154 lines
4.3 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 "vp9/common/vp9_pragmas.h"
|
|
#include "vpx_ports/mem.h"
|
|
|
|
extern unsigned int vp9_get8x8var_mmx
|
|
(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *SSE,
|
|
int *Sum
|
|
);
|
|
extern unsigned int vp9_get4x4var_mmx
|
|
(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *SSE,
|
|
int *Sum
|
|
);
|
|
|
|
unsigned int vp9_variance4x4_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int var;
|
|
int avg;
|
|
|
|
vp9_get4x4var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg);
|
|
*sse = var;
|
|
return (var - (((unsigned int)avg * avg) >> 4));
|
|
}
|
|
|
|
unsigned int vp9_variance8x8_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int var;
|
|
int avg;
|
|
|
|
vp9_get8x8var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg);
|
|
*sse = var;
|
|
|
|
return (var - (((unsigned int)avg * avg) >> 6));
|
|
}
|
|
|
|
unsigned int vp9_mse16x16_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, sse2, sse3, var;
|
|
int sum0, sum1, sum2, sum3;
|
|
|
|
|
|
vp9_get8x8var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &sse0,
|
|
&sum0);
|
|
vp9_get8x8var_mmx(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride,
|
|
&sse1, &sum1);
|
|
vp9_get8x8var_mmx(src_ptr + 8 * source_stride, source_stride,
|
|
ref_ptr + 8 * recon_stride, recon_stride, &sse2, &sum2);
|
|
vp9_get8x8var_mmx(src_ptr + 8 * source_stride + 8, source_stride,
|
|
ref_ptr + 8 * recon_stride + 8, recon_stride, &sse3, &sum3);
|
|
|
|
var = sse0 + sse1 + sse2 + sse3;
|
|
*sse = var;
|
|
return var;
|
|
}
|
|
|
|
|
|
unsigned int vp9_variance16x16_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, sse2, sse3, var;
|
|
int sum0, sum1, sum2, sum3, avg;
|
|
|
|
vp9_get8x8var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &sse0,
|
|
&sum0);
|
|
vp9_get8x8var_mmx(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride,
|
|
&sse1, &sum1);
|
|
vp9_get8x8var_mmx(src_ptr + 8 * source_stride, source_stride,
|
|
ref_ptr + 8 * recon_stride, recon_stride, &sse2, &sum2);
|
|
vp9_get8x8var_mmx(src_ptr + 8 * source_stride + 8, source_stride,
|
|
ref_ptr + 8 * recon_stride + 8, recon_stride, &sse3, &sum3);
|
|
|
|
var = sse0 + sse1 + sse2 + sse3;
|
|
avg = sum0 + sum1 + sum2 + sum3;
|
|
*sse = var;
|
|
return (var - (((unsigned int)avg * avg) >> 8));
|
|
}
|
|
|
|
unsigned int vp9_variance16x8_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, var;
|
|
int sum0, sum1, avg;
|
|
|
|
vp9_get8x8var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &sse0,
|
|
&sum0);
|
|
vp9_get8x8var_mmx(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride,
|
|
&sse1, &sum1);
|
|
|
|
var = sse0 + sse1;
|
|
avg = sum0 + sum1;
|
|
*sse = var;
|
|
return (var - (((unsigned int)avg * avg) >> 7));
|
|
}
|
|
|
|
|
|
unsigned int vp9_variance8x16_mmx(
|
|
const unsigned char *src_ptr,
|
|
int source_stride,
|
|
const unsigned char *ref_ptr,
|
|
int recon_stride,
|
|
unsigned int *sse) {
|
|
unsigned int sse0, sse1, var;
|
|
int sum0, sum1, avg;
|
|
|
|
vp9_get8x8var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &sse0,
|
|
&sum0);
|
|
vp9_get8x8var_mmx(src_ptr + 8 * source_stride, source_stride,
|
|
ref_ptr + 8 * recon_stride, recon_stride, &sse1, &sum1);
|
|
|
|
var = sse0 + sse1;
|
|
avg = sum0 + sum1;
|
|
*sse = var;
|
|
|
|
return (var - (((unsigned int)avg * avg) >> 7));
|
|
}
|