516 lines
14 KiB
C
516 lines
14 KiB
C
/*
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* Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "variance.h"
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#include "pragmas.h"
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#include "vpx_ports/mem.h"
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extern void filter_block1d_h6_mmx(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);
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extern void filter_block1d_v6_mmx(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);
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extern void filter_block1d8_h6_sse2(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);
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extern void filter_block1d8_v6_sse2(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);
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extern void vp8_filter_block2d_bil4x4_var_mmx
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(
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unsigned char *ref_ptr,
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int ref_pixels_per_line,
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unsigned char *src_ptr,
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int src_pixels_per_line,
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const short *HFilter,
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const short *VFilter,
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int *sum,
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unsigned int *sumsquared
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);
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extern unsigned int vp8_get4x4var_mmx
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *SSE,
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int *Sum
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);
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unsigned int vp8_get_mb_ss_sse2
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(
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short *src_ptr
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);
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unsigned int vp8_get16x16var_sse2
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *SSE,
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int *Sum
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);
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unsigned int vp8_get16x16pred_error_sse2
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(
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unsigned char *src_ptr,
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int src_stride,
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unsigned char *ref_ptr,
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int ref_stride
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);
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unsigned int vp8_get8x8var_sse2
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *SSE,
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int *Sum
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);
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void vp8_filter_block2d_bil_var_sse2
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(
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unsigned char *ref_ptr,
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int ref_pixels_per_line,
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unsigned char *src_ptr,
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int src_pixels_per_line,
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unsigned int Height,
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const short *HFilter,
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const short *VFilter,
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int *sum,
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unsigned int *sumsquared
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);
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void vp8_half_horiz_vert_variance16x_h_sse2
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(
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unsigned char *ref_ptr,
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int ref_pixels_per_line,
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unsigned char *src_ptr,
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int src_pixels_per_line,
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unsigned int Height,
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int *sum,
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unsigned int *sumsquared
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);
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void vp8_half_horiz_variance16x_h_sse2
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(
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unsigned char *ref_ptr,
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int ref_pixels_per_line,
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unsigned char *src_ptr,
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int src_pixels_per_line,
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unsigned int Height,
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int *sum,
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unsigned int *sumsquared
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);
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void vp8_half_vert_variance16x_h_sse2
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(
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unsigned char *ref_ptr,
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int ref_pixels_per_line,
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unsigned char *src_ptr,
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int src_pixels_per_line,
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unsigned int Height,
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int *sum,
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unsigned int *sumsquared
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);
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DECLARE_ALIGNED(16, extern short, vp8_vp7_bilinear_filters_mmx[8][8]);
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unsigned int vp8_variance4x4_wmt(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride)
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{
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unsigned int var;
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int avg;
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vp8_get4x4var_mmx(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg) ;
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return (var - ((avg * avg) >> 4));
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}
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unsigned int vp8_variance8x8_wmt
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride)
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{
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unsigned int var;
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int avg;
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vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &var, &avg) ;
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return (var - ((avg * avg) >> 6));
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}
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unsigned int vp8_variance16x16_wmt
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0;
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int sum0;
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vp8_get16x16var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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*sse = sse0;
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return (sse0 - ((sum0 * sum0) >> 8));
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}
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unsigned int vp8_mse16x16_wmt(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0;
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int sum0;
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vp8_get16x16var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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*sse = sse0;
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return sse0;
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}
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unsigned int vp8_variance16x8_wmt
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0, sse1, var;
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int sum0, sum1, avg;
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vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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vp8_get8x8var_sse2(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride, &sse1, &sum1);
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var = sse0 + sse1;
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avg = sum0 + sum1;
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*sse = var;
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return (var - ((avg * avg) >> 7));
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}
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unsigned int vp8_variance8x16_wmt
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(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0, sse1, var;
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int sum0, sum1, avg;
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vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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vp8_get8x8var_sse2(src_ptr + 8 * source_stride, source_stride, ref_ptr + 8 * recon_stride, recon_stride, &sse1, &sum1) ;
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var = sse0 + sse1;
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avg = sum0 + sum1;
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*sse = var;
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return (var - ((avg * avg) >> 7));
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}
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///////////////////////////////////////////////////////////////////////////
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// the mmx function that does the bilinear filtering and var calculation //
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// int one pass //
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///////////////////////////////////////////////////////////////////////////
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DECLARE_ALIGNED(16, const short, vp8_bilinear_filters_xmm[8][16]) =
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{
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{ 128, 128, 128, 128, 128, 128, 128, 128, 0, 0, 0, 0, 0, 0, 0, 0 },
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{ 112, 112, 112, 112, 112, 112, 112, 112, 16, 16, 16, 16, 16, 16, 16, 16 },
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{ 96, 96, 96, 96, 96, 96, 96, 96, 32, 32, 32, 32, 32, 32, 32, 32 },
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{ 80, 80, 80, 80, 80, 80, 80, 80, 48, 48, 48, 48, 48, 48, 48, 48 },
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{ 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 },
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{ 48, 48, 48, 48, 48, 48, 48, 48, 80, 80, 80, 80, 80, 80, 80, 80 },
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{ 32, 32, 32, 32, 32, 32, 32, 32, 96, 96, 96, 96, 96, 96, 96, 96 },
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{ 16, 16, 16, 16, 16, 16, 16, 16, 112, 112, 112, 112, 112, 112, 112, 112 }
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};
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unsigned int vp8_sub_pixel_variance4x4_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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int xsum;
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unsigned int xxsum;
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vp8_filter_block2d_bil4x4_var_mmx(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line,
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vp8_vp7_bilinear_filters_mmx[xoffset], vp8_vp7_bilinear_filters_mmx[yoffset],
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&xsum, &xxsum
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);
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*sse = xxsum;
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return (xxsum - ((xsum * xsum) >> 4));
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}
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unsigned int vp8_sub_pixel_variance8x8_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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int xsum;
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unsigned int xxsum;
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vp8_filter_block2d_bil_var_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 8,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum, &xxsum
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);
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*sse = xxsum;
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return (xxsum - ((xsum * xsum) >> 6));
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}
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unsigned int vp8_sub_pixel_variance16x16_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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int xsum0, xsum1;
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unsigned int xxsum0, xxsum1;
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// note we could avoid these if statements if the calling function
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// just called the appropriate functions inside.
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if (xoffset == 4 && yoffset == 0)
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{
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vp8_half_horiz_variance16x_h_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 16,
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&xsum0, &xxsum0);
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vp8_half_horiz_variance16x_h_sse2(
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src_ptr + 8, src_pixels_per_line,
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dst_ptr + 8, dst_pixels_per_line, 16,
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&xsum1, &xxsum1);
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}
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else if (xoffset == 0 && yoffset == 4)
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{
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vp8_half_vert_variance16x_h_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 16,
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&xsum0, &xxsum0);
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vp8_half_vert_variance16x_h_sse2(
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src_ptr + 8, src_pixels_per_line,
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dst_ptr + 8, dst_pixels_per_line, 16,
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&xsum1, &xxsum1);
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}
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else if (xoffset == 4 && yoffset == 4)
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{
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vp8_half_horiz_vert_variance16x_h_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 16,
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&xsum0, &xxsum0);
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vp8_half_horiz_vert_variance16x_h_sse2(
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src_ptr + 8, src_pixels_per_line,
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dst_ptr + 8, dst_pixels_per_line, 16,
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&xsum1, &xxsum1);
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}
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else
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{
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vp8_filter_block2d_bil_var_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 16,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum0, &xxsum0
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);
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vp8_filter_block2d_bil_var_sse2(
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src_ptr + 8, src_pixels_per_line,
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dst_ptr + 8, dst_pixels_per_line, 16,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum1, &xxsum1
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);
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}
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xsum0 += xsum1;
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xxsum0 += xxsum1;
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*sse = xxsum0;
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return (xxsum0 - ((xsum0 * xsum0) >> 8));
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}
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unsigned int vp8_sub_pixel_mse16x16_wmt(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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vp8_sub_pixel_variance16x16_wmt(src_ptr, src_pixels_per_line, xoffset, yoffset, dst_ptr, dst_pixels_per_line, sse);
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return *sse;
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}
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unsigned int vp8_sub_pixel_variance16x8_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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int xsum0, xsum1;
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unsigned int xxsum0, xxsum1;
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vp8_filter_block2d_bil_var_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 8,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum0, &xxsum0
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);
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vp8_filter_block2d_bil_var_sse2(
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src_ptr + 8, src_pixels_per_line,
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dst_ptr + 8, dst_pixels_per_line, 8,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum1, &xxsum1
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);
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xsum0 += xsum1;
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xxsum0 += xxsum1;
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*sse = xxsum0;
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return (xxsum0 - ((xsum0 * xsum0) >> 7));
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}
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unsigned int vp8_sub_pixel_variance8x16_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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int yoffset,
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unsigned char *dst_ptr,
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int dst_pixels_per_line,
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unsigned int *sse
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)
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{
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int xsum;
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unsigned int xxsum;
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vp8_filter_block2d_bil_var_sse2(
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src_ptr, src_pixels_per_line,
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dst_ptr, dst_pixels_per_line, 16,
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vp8_bilinear_filters_xmm[xoffset], vp8_bilinear_filters_xmm[yoffset],
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&xsum, &xxsum
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);
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*sse = xxsum;
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return (xxsum - ((xsum * xsum) >> 7));
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}
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unsigned int vp8_i_variance16x16_wmt(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0, sse1, sse2, sse3, var;
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int sum0, sum1, sum2, sum3, avg;
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vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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vp8_get8x8var_sse2(src_ptr + 8, source_stride, ref_ptr + 8, recon_stride, &sse1, &sum1);
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vp8_get8x8var_sse2(src_ptr + (source_stride >> 1), source_stride, ref_ptr + (recon_stride >> 1), recon_stride, &sse2, &sum2) ;
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vp8_get8x8var_sse2(src_ptr + (source_stride >> 1) + 8, source_stride, ref_ptr + (recon_stride >> 1) + 8, recon_stride, &sse3, &sum3);
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var = sse0 + sse1 + sse2 + sse3;
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avg = sum0 + sum1 + sum2 + sum3;
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*sse = var;
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return (var - ((avg * avg) >> 8));
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}
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unsigned int vp8_i_variance8x16_wmt(
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unsigned char *src_ptr,
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int source_stride,
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unsigned char *ref_ptr,
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int recon_stride,
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unsigned int *sse)
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{
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unsigned int sse0, sse1, var;
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int sum0, sum1, avg;
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vp8_get8x8var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, &sum0) ;
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vp8_get8x8var_sse2(src_ptr + (source_stride >> 1), source_stride, ref_ptr + (recon_stride >> 1), recon_stride, &sse1, &sum1) ;
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var = sse0 + sse1;
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avg = sum0 + sum1;
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*sse = var;
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return (var - ((avg * avg) >> 7));
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}
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unsigned int vp8_i_sub_pixel_variance16x16_wmt
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(
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unsigned char *src_ptr,
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int src_pixels_per_line,
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int xoffset,
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|
int yoffset,
|
|
unsigned char *dst_ptr,
|
|
int dst_pixels_per_line,
|
|
unsigned int *sse
|
|
)
|
|
{
|
|
return vp8_sub_pixel_variance16x16_wmt(src_ptr, (src_pixels_per_line >> 1), xoffset, yoffset, dst_ptr, (dst_pixels_per_line >> 1), sse);
|
|
}
|
|
|
|
|
|
unsigned int vp8_i_sub_pixel_variance8x16_wmt
|
|
(
|
|
unsigned char *src_ptr,
|
|
int src_pixels_per_line,
|
|
int xoffset,
|
|
int yoffset,
|
|
unsigned char *dst_ptr,
|
|
int dst_pixels_per_line,
|
|
unsigned int *sse
|
|
)
|
|
{
|
|
|
|
return vp8_sub_pixel_variance8x16_wmt(src_ptr, (src_pixels_per_line >> 1), xoffset, yoffset, dst_ptr, (dst_pixels_per_line >> 1), sse);
|
|
}
|