/media/libvpx/vp8/encoder/x86/variance_sse2.c
http://github.com/zpao/v8monkey · C · 558 lines · 490 code · 57 blank · 11 comment · 56 complexity · b7ace89f5306687aee96c184da06aa0c MD5 · raw file
- /*
- * 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 "vp8/encoder/variance.h"
- #include "vp8/common/pragmas.h"
- #include "vpx_ports/mem.h"
- extern void filter_block1d_h6_mmx(const unsigned char *src_ptr, unsigned short *output_ptr, unsigned int src_pixels_per_line, unsigned int pixel_step, unsigned int output_height, unsigned int output_width, short *vp7_filter);
- extern void filter_block1d_v6_mmx(const short *src_ptr, unsigned char *output_ptr, unsigned int pixels_per_line, unsigned int pixel_step, unsigned int output_height, unsigned int output_width, short *vp7_filter);
- extern void filter_block1d8_h6_sse2(const unsigned char *src_ptr, unsigned short *output_ptr, unsigned int src_pixels_per_line, unsigned int pixel_step, unsigned int output_height, unsigned int output_width, short *vp7_filter);
- extern void filter_block1d8_v6_sse2(const short *src_ptr, unsigned char *output_ptr, unsigned int pixels_per_line, unsigned int pixel_step, unsigned int output_height, unsigned int output_width, short *vp7_filter);
- extern void vp8_filter_block2d_bil4x4_var_mmx
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- const short *HFilter,
- const short *VFilter,
- int *sum,
- unsigned int *sumsquared
- );
- extern unsigned int vp8_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 vp8_get_mb_ss_sse2
- (
- const short *src_ptr
- );
- unsigned int vp8_get16x16var_sse2
- (
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *SSE,
- int *Sum
- );
- unsigned int vp8_get8x8var_sse2
- (
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *SSE,
- int *Sum
- );
- void vp8_filter_block2d_bil_var_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int xoffset,
- int yoffset,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_horiz_vert_variance8x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_horiz_vert_variance16x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_horiz_variance8x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_horiz_variance16x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_vert_variance8x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- void vp8_half_vert_variance16x_h_sse2
- (
- const unsigned char *ref_ptr,
- int ref_pixels_per_line,
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- unsigned int Height,
- int *sum,
- unsigned int *sumsquared
- );
- DECLARE_ALIGNED(16, extern short, vp8_vp7_bilinear_filters_mmx[8][8]);
- unsigned int vp8_variance4x4_wmt(
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *sse)
- {
- unsigned int var;
- int avg;
- vp8_get4x4var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg) ;
- *sse = var;
- return (var - ((avg * avg) >> 4));
- }
- unsigned int vp8_variance8x8_wmt
- (
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *sse)
- {
- unsigned int var;
- int avg;
- vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg) ;
- *sse = var;
- return (var - ((avg * avg) >> 6));
- }
- unsigned int vp8_variance16x16_wmt
- (
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *sse)
- {
- unsigned int sse0;
- int sum0;
- vp8_get16x16var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
- *sse = sse0;
- return (sse0 - ((sum0 * sum0) >> 8));
- }
- unsigned int vp8_mse16x16_wmt(
- const unsigned char *src_ptr,
- int source_stride,
- const unsigned char *ref_ptr,
- int recon_stride,
- unsigned int *sse)
- {
- unsigned int sse0;
- int sum0;
- vp8_get16x16var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
- *sse = sse0;
- return sse0;
- }
- unsigned int vp8_variance16x8_wmt
- (
- 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;
- vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
- vp8_get8x8var_sse2(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride, &sse1, &sum1);
- var = sse0 + sse1;
- avg = sum0 + sum1;
- *sse = var;
- return (var - ((avg * avg) >> 7));
- }
- unsigned int vp8_variance8x16_wmt
- (
- 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;
- vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
- vp8_get8x8var_sse2(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 - ((avg * avg) >> 7));
- }
- unsigned int vp8_sub_pixel_variance4x4_wmt
- (
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- int xsum;
- unsigned int xxsum;
- vp8_filter_block2d_bil4x4_var_mmx(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line,
- vp8_vp7_bilinear_filters_mmx[xoffset], vp8_vp7_bilinear_filters_mmx[yoffset],
- &xsum, &xxsum
- );
- *sse = xxsum;
- return (xxsum - ((xsum * xsum) >> 4));
- }
- unsigned int vp8_sub_pixel_variance8x8_wmt
- (
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- int xsum;
- unsigned int xxsum;
- if (xoffset == 4 && yoffset == 0)
- {
- vp8_half_horiz_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum, &xxsum);
- }
- else if (xoffset == 0 && yoffset == 4)
- {
- vp8_half_vert_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum, &xxsum);
- }
- else if (xoffset == 4 && yoffset == 4)
- {
- vp8_half_horiz_vert_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum, &xxsum);
- }
- else
- {
- vp8_filter_block2d_bil_var_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- xoffset, yoffset,
- &xsum, &xxsum);
- }
- *sse = xxsum;
- return (xxsum - ((xsum * xsum) >> 6));
- }
- unsigned int vp8_sub_pixel_variance16x16_wmt
- (
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- int xsum0, xsum1;
- unsigned int xxsum0, xxsum1;
- // note we could avoid these if statements if the calling function
- // just called the appropriate functions inside.
- if (xoffset == 4 && yoffset == 0)
- {
- vp8_half_horiz_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- }
- else if (xoffset == 0 && yoffset == 4)
- {
- vp8_half_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- }
- else if (xoffset == 4 && yoffset == 4)
- {
- vp8_half_horiz_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- }
- else
- {
- vp8_filter_block2d_bil_var_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- xoffset, yoffset,
- &xsum0, &xxsum0
- );
- vp8_filter_block2d_bil_var_sse2(
- src_ptr + 8, src_pixels_per_line,
- dst_ptr + 8, dst_pixels_per_line, 16,
- xoffset, yoffset,
- &xsum1, &xxsum1
- );
- xsum0 += xsum1;
- xxsum0 += xxsum1;
- }
- *sse = xxsum0;
- return (xxsum0 - ((xsum0 * xsum0) >> 8));
- }
- unsigned int vp8_sub_pixel_mse16x16_wmt(
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- vp8_sub_pixel_variance16x16_wmt(src_ptr, src_pixels_per_line, xoffset, yoffset, dst_ptr, dst_pixels_per_line, sse);
- return *sse;
- }
- unsigned int vp8_sub_pixel_variance16x8_wmt
- (
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- int xsum0, xsum1;
- unsigned int xxsum0, xxsum1;
- if (xoffset == 4 && yoffset == 0)
- {
- vp8_half_horiz_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum0, &xxsum0);
- }
- else if (xoffset == 0 && yoffset == 4)
- {
- vp8_half_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum0, &xxsum0);
- }
- else if (xoffset == 4 && yoffset == 4)
- {
- vp8_half_horiz_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- &xsum0, &xxsum0);
- }
- else
- {
- vp8_filter_block2d_bil_var_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 8,
- xoffset, yoffset,
- &xsum0, &xxsum0);
- vp8_filter_block2d_bil_var_sse2(
- src_ptr + 8, src_pixels_per_line,
- dst_ptr + 8, dst_pixels_per_line, 8,
- xoffset, yoffset,
- &xsum1, &xxsum1);
- xsum0 += xsum1;
- xxsum0 += xxsum1;
- }
- *sse = xxsum0;
- return (xxsum0 - ((xsum0 * xsum0) >> 7));
- }
- unsigned int vp8_sub_pixel_variance8x16_wmt
- (
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- int xoffset,
- int yoffset,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse
- )
- {
- int xsum;
- unsigned int xxsum;
- if (xoffset == 4 && yoffset == 0)
- {
- vp8_half_horiz_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum, &xxsum);
- }
- else if (xoffset == 0 && yoffset == 4)
- {
- vp8_half_vert_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum, &xxsum);
- }
- else if (xoffset == 4 && yoffset == 4)
- {
- vp8_half_horiz_vert_variance8x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum, &xxsum);
- }
- else
- {
- vp8_filter_block2d_bil_var_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- xoffset, yoffset,
- &xsum, &xxsum);
- }
- *sse = xxsum;
- return (xxsum - ((xsum * xsum) >> 7));
- }
- unsigned int vp8_variance_halfpixvar16x16_h_wmt(
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse)
- {
- int xsum0;
- unsigned int xxsum0;
- vp8_half_horiz_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- *sse = xxsum0;
- return (xxsum0 - ((xsum0 * xsum0) >> 8));
- }
- unsigned int vp8_variance_halfpixvar16x16_v_wmt(
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse)
- {
- int xsum0;
- unsigned int xxsum0;
- vp8_half_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- *sse = xxsum0;
- return (xxsum0 - ((xsum0 * xsum0) >> 8));
- }
- unsigned int vp8_variance_halfpixvar16x16_hv_wmt(
- const unsigned char *src_ptr,
- int src_pixels_per_line,
- const unsigned char *dst_ptr,
- int dst_pixels_per_line,
- unsigned int *sse)
- {
- int xsum0;
- unsigned int xxsum0;
- vp8_half_horiz_vert_variance16x_h_sse2(
- src_ptr, src_pixels_per_line,
- dst_ptr, dst_pixels_per_line, 16,
- &xsum0, &xxsum0);
- *sse = xxsum0;
- return (xxsum0 - ((xsum0 * xsum0) >> 8));
- }