ref: 4e9529cb24fb8fc4edabb32868afcb288feb1f59
dir: /vp9/encoder/vp9_variance.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 "./vp9_rtcd.h"
#include "vpx_ports/mem.h"
#include "vpx/vpx_integer.h"
#include "vp9/common/vp9_common.h"
#include "vp9/common/vp9_filter.h"
#include "vp9/encoder/vp9_variance.h"
void variance(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
int w,
int h,
unsigned int *sse,
int *sum) {
int i, j;
int diff;
*sum = 0;
*sse = 0;
for (i = 0; i < h; i++) {
for (j = 0; j < w; j++) {
diff = src_ptr[j] - ref_ptr[j];
*sum += diff;
*sse += diff * diff;
}
src_ptr += source_stride;
ref_ptr += recon_stride;
}
}
/****************************************************************************
*
* ROUTINE : filter_block2d_bil_first_pass
*
* INPUTS : uint8_t *src_ptr : Pointer to source block.
* uint32_t src_pixels_per_line : Stride of input block.
* uint32_t pixel_step : Offset between filter input
* samples (see notes).
* uint32_t output_height : Input block height.
* uint32_t output_width : Input block width.
* int32_t *vp9_filter : Array of 2 bi-linear filter
* taps.
*
* OUTPUTS : int32_t *output_ptr : Pointer to filtered block.
*
* RETURNS : void
*
* FUNCTION : Applies a 1-D 2-tap bi-linear filter to the source block in
* either horizontal or vertical direction to produce the
* filtered output block. Used to implement first-pass
* of 2-D separable filter.
*
* SPECIAL NOTES : Produces int32_t output to retain precision for next pass.
* Two filter taps should sum to VP9_FILTER_WEIGHT.
* pixel_step defines whether the filter is applied
* horizontally (pixel_step=1) or vertically (pixel_step=
* stride).
* It defines the offset required to move from one input
* to the next.
*
****************************************************************************/
static void var_filter_block2d_bil_first_pass(const uint8_t *src_ptr,
uint16_t *output_ptr,
unsigned int src_pixels_per_line,
int pixel_step,
unsigned int output_height,
unsigned int output_width,
const int16_t *vp9_filter) {
unsigned int i, j;
for (i = 0; i < output_height; i++) {
for (j = 0; j < output_width; j++) {
output_ptr[j] = ROUND_POWER_OF_TWO((int)src_ptr[0] * vp9_filter[0] +
(int)src_ptr[pixel_step] * vp9_filter[1],
FILTER_BITS);
src_ptr++;
}
// Next row...
src_ptr += src_pixels_per_line - output_width;
output_ptr += output_width;
}
}
/****************************************************************************
*
* ROUTINE : filter_block2d_bil_second_pass
*
* INPUTS : int32_t *src_ptr : Pointer to source block.
* uint32_t src_pixels_per_line : Stride of input block.
* uint32_t pixel_step : Offset between filter input
* samples (see notes).
* uint32_t output_height : Input block height.
* uint32_t output_width : Input block width.
* int32_t *vp9_filter : Array of 2 bi-linear filter
* taps.
*
* OUTPUTS : uint16_t *output_ptr : Pointer to filtered block.
*
* RETURNS : void
*
* FUNCTION : Applies a 1-D 2-tap bi-linear filter to the source block in
* either horizontal or vertical direction to produce the
* filtered output block. Used to implement second-pass
* of 2-D separable filter.
*
* SPECIAL NOTES : Requires 32-bit input as produced by
* filter_block2d_bil_first_pass.
* Two filter taps should sum to VP9_FILTER_WEIGHT.
* pixel_step defines whether the filter is applied
* horizontally (pixel_step=1) or vertically (pixel_step=
* stride).
* It defines the offset required to move from one input
* to the next.
*
****************************************************************************/
static void var_filter_block2d_bil_second_pass(const uint16_t *src_ptr,
uint8_t *output_ptr,
unsigned int src_pixels_per_line,
unsigned int pixel_step,
unsigned int output_height,
unsigned int output_width,
const int16_t *vp9_filter) {
unsigned int i, j;
for (i = 0; i < output_height; i++) {
for (j = 0; j < output_width; j++) {
output_ptr[j] = ROUND_POWER_OF_TWO((int)src_ptr[0] * vp9_filter[0] +
(int)src_ptr[pixel_step] * vp9_filter[1],
FILTER_BITS);
src_ptr++;
}
src_ptr += src_pixels_per_line - output_width;
output_ptr += output_width;
}
}
unsigned int vp9_get_mb_ss_c(const int16_t *src_ptr) {
unsigned int i, sum = 0;
for (i = 0; i < 256; i++) {
sum += (src_ptr[i] * src_ptr[i]);
}
return sum;
}
unsigned int vp9_variance64x32_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 64, 32, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 11));
}
unsigned int vp9_sub_pixel_variance64x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 64, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 64, 64, 32, 64, vfilter);
return vp9_variance64x32(temp2, 64, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance64x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 64 * 64); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 64, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 64, 64, 32, 64, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 64, 32, temp2, 64);
return vp9_variance64x32(temp3, 64, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_variance32x64_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 32, 64, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 11));
}
unsigned int vp9_sub_pixel_variance32x64_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 65, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 64, 32, vfilter);
return vp9_variance32x64(temp2, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance32x64_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 32 * 64); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 65, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 64, 32, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 32, 64, temp2, 32);
return vp9_variance32x64(temp3, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_variance32x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 32, 16, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 9));
}
unsigned int vp9_sub_pixel_variance32x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 16, 32, vfilter);
return vp9_variance32x16(temp2, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance32x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 32 * 16); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 16, 32, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 32, 16, temp2, 32);
return vp9_variance32x16(temp3, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_variance16x32_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 32, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 9));
}
unsigned int vp9_sub_pixel_variance16x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 32, 16, vfilter);
return vp9_variance16x32(temp2, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance16x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 16 * 32); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 32, 16, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 16, 32, temp2, 16);
return vp9_variance16x32(temp3, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_variance64x64_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 64, 64, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 12));
}
unsigned int vp9_variance32x32_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 32, 32, &var, &avg);
*sse = var;
return (var - (((int64_t)avg * avg) >> 10));
}
void vp9_get_sse_sum_16x16_c(const uint8_t *src_ptr, int source_stride,
const uint8_t *ref_ptr, int ref_stride,
unsigned int *sse, int *sum) {
variance(src_ptr, source_stride, ref_ptr, ref_stride, 16, 16, sse, sum);
}
unsigned int vp9_variance16x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 16, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 8));
}
unsigned int vp9_variance8x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 16, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 7));
}
unsigned int vp9_variance16x8_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 8, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 7));
}
void vp9_get_sse_sum_8x8_c(const uint8_t *src_ptr, int source_stride,
const uint8_t *ref_ptr, int ref_stride,
unsigned int *sse, int *sum) {
variance(src_ptr, source_stride, ref_ptr, ref_stride, 8, 8, sse, sum);
}
unsigned int vp9_variance8x8_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 8, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 6));
}
unsigned int vp9_variance8x4_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 4, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 5));
}
unsigned int vp9_variance4x8_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 4, 8, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 5));
}
unsigned int vp9_variance4x4_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 4, 4, &var, &avg);
*sse = var;
return (var - (((unsigned int)avg * avg) >> 4));
}
unsigned int vp9_mse16x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 16, &var, &avg);
*sse = var;
return var;
}
unsigned int vp9_mse16x8_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 8, &var, &avg);
*sse = var;
return var;
}
unsigned int vp9_mse8x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 16, &var, &avg);
*sse = var;
return var;
}
unsigned int vp9_mse8x8_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
unsigned int var;
int avg;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 8, 8, &var, &avg);
*sse = var;
return var;
}
unsigned int vp9_sub_pixel_variance4x4_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
uint16_t fdata3[5 * 4]; // Temp data buffer used in filtering
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
// First filter 1d Horizontal
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 5, 4, hfilter);
// Now filter Verticaly
var_filter_block2d_bil_second_pass(fdata3, temp2, 4, 4, 4, 4, vfilter);
return vp9_variance4x4(temp2, 4, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance4x4_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 4 * 4); // compound pred buffer
uint16_t fdata3[5 * 4]; // Temp data buffer used in filtering
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
// First filter 1d Horizontal
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 5, 4, hfilter);
// Now filter Verticaly
var_filter_block2d_bil_second_pass(fdata3, temp2, 4, 4, 4, 4, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 4, 4, temp2, 4);
return vp9_variance4x4(temp3, 4, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance8x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[9 * 8]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 8, 8, vfilter);
return vp9_variance8x8(temp2, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance8x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[9 * 8]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 8 * 8); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 8, 8, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 8, 8, temp2, 8);
return vp9_variance8x8(temp3, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance16x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[17 * 16]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 16, 16, vfilter);
return vp9_variance16x16(temp2, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance16x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[17 * 16];
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 16 * 16); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 16, 16, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 16, 16, temp2, 16);
return vp9_variance16x16(temp3, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance64x64_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 65, 64, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 64, 64, 64, 64, vfilter);
return vp9_variance64x64(temp2, 64, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance64x64_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[65 * 64]; // Temp data buffer used in filtering
uint8_t temp2[68 * 64];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 64 * 64); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 65, 64, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 64, 64, 64, 64, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 64, 64, temp2, 64);
return vp9_variance64x64(temp3, 64, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance32x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 32, 32, vfilter);
return vp9_variance32x32(temp2, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance32x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[33 * 32]; // Temp data buffer used in filtering
uint8_t temp2[36 * 32];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 32 * 32); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 33, 32, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 32, 32, 32, 32, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 32, 32, temp2, 32);
return vp9_variance32x32(temp3, 32, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_variance_halfpixvar16x16_h_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance16x16_c(src_ptr, source_stride, 8, 0,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar32x32_h_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance32x32_c(src_ptr, source_stride, 8, 0,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar64x64_h_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance64x64_c(src_ptr, source_stride, 8, 0,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar16x16_v_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance16x16_c(src_ptr, source_stride, 0, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar32x32_v_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance32x32_c(src_ptr, source_stride, 0, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar64x64_v_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance64x64_c(src_ptr, source_stride, 0, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar16x16_hv_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance16x16_c(src_ptr, source_stride, 8, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar32x32_hv_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance32x32_c(src_ptr, source_stride, 8, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_variance_halfpixvar64x64_hv_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
return vp9_sub_pixel_variance64x64_c(src_ptr, source_stride, 8, 8,
ref_ptr, recon_stride, sse);
}
unsigned int vp9_sub_pixel_mse16x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
vp9_sub_pixel_variance16x16_c(src_ptr, src_pixels_per_line,
xoffset, yoffset, dst_ptr,
dst_pixels_per_line, sse);
return *sse;
}
unsigned int vp9_sub_pixel_mse32x32_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
vp9_sub_pixel_variance32x32_c(src_ptr, src_pixels_per_line,
xoffset, yoffset, dst_ptr,
dst_pixels_per_line, sse);
return *sse;
}
unsigned int vp9_sub_pixel_mse64x64_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
vp9_sub_pixel_variance64x64_c(src_ptr, src_pixels_per_line,
xoffset, yoffset, dst_ptr,
dst_pixels_per_line, sse);
return *sse;
}
unsigned int vp9_sub_pixel_variance16x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[16 * 9]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 8, 16, vfilter);
return vp9_variance16x8(temp2, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance16x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[16 * 9]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 16 * 8); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 16, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 16, 16, 8, 16, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 16, 8, temp2, 16);
return vp9_variance16x8(temp3, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance8x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[9 * 16]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 16, 8, vfilter);
return vp9_variance8x16(temp2, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance8x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[9 * 16]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 8 * 16); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 17, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 16, 8, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 8, 16, temp2, 8);
return vp9_variance8x16(temp3, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance8x4_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[8 * 5]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 5, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 4, 8, vfilter);
return vp9_variance8x4(temp2, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance8x4_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[8 * 5]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 8 * 4); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 5, 8, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 8, 8, 4, 8, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 8, 4, temp2, 8);
return vp9_variance8x4(temp3, 8, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance4x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t fdata3[5 * 8]; // Temp data buffer used in filtering
// FIXME(jingning,rbultje): this temp2 buffer probably doesn't need to be
// of this big? same issue appears in all other block size settings.
uint8_t temp2[20 * 16];
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 4, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 4, 4, 8, 4, vfilter);
return vp9_variance4x8(temp2, 4, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_avg_variance4x8_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse,
const uint8_t *second_pred) {
uint16_t fdata3[5 * 8]; // Temp data buffer used in filtering
uint8_t temp2[20 * 16];
DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, 4 * 8); // compound pred buffer
const int16_t *hfilter, *vfilter;
hfilter = BILINEAR_FILTERS_2TAP(xoffset);
vfilter = BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_pixels_per_line,
1, 9, 4, hfilter);
var_filter_block2d_bil_second_pass(fdata3, temp2, 4, 4, 8, 4, vfilter);
vp9_comp_avg_pred(temp3, second_pred, 4, 8, temp2, 4);
return vp9_variance4x8(temp3, 4, dst_ptr, dst_pixels_per_line, sse);
}
void vp9_comp_avg_pred(uint8_t *comp_pred, const uint8_t *pred, int width,
int height, const uint8_t *ref, int ref_stride) {
int i, j;
for (i = 0; i < height; i++) {
for (j = 0; j < width; j++) {
int tmp;
tmp = pred[j] + ref[j];
comp_pred[j] = (tmp + 1) >> 1;
}
comp_pred += width;
pred += width;
ref += ref_stride;
}
}