diff options
Diffstat (limited to 'media/libvpx/vp8/common/x86/vp8_variance_mmx.c')
| -rw-r--r-- | media/libvpx/vp8/common/x86/vp8_variance_mmx.c | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/media/libvpx/vp8/common/x86/vp8_variance_mmx.c b/media/libvpx/vp8/common/x86/vp8_variance_mmx.c new file mode 100644 index 000000000..e594b1e65 --- /dev/null +++ b/media/libvpx/vp8/common/x86/vp8_variance_mmx.c @@ -0,0 +1,244 @@ +/* + * 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 "./vp8_rtcd.h" +#include "vpx_config.h" +#include "vp8/common/variance.h" +#include "vpx_ports/mem.h" +#include "vp8/common/x86/filter_x86.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 *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 *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 void vp8_filter_block2d_bil_var_mmx +( + const unsigned char *ref_ptr, + int ref_pixels_per_line, + const unsigned char *src_ptr, + int src_pixels_per_line, + unsigned int Height, + const short *HFilter, + const short *VFilter, + int *sum, + unsigned int *sumsquared +); + +unsigned int vp8_sub_pixel_variance4x4_mmx +( + 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_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum, &xxsum + ); + *sse = xxsum; + return (xxsum - (((unsigned int)xsum * xsum) >> 4)); +} + + +unsigned int vp8_sub_pixel_variance8x8_mmx +( + 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_bil_var_mmx( + src_ptr, src_pixels_per_line, + dst_ptr, dst_pixels_per_line, 8, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum, &xxsum + ); + *sse = xxsum; + return (xxsum - (((unsigned int)xsum * xsum) >> 6)); +} + +unsigned int vp8_sub_pixel_variance16x16_mmx +( + 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; + + + vp8_filter_block2d_bil_var_mmx( + src_ptr, src_pixels_per_line, + dst_ptr, dst_pixels_per_line, 16, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum0, &xxsum0 + ); + + + vp8_filter_block2d_bil_var_mmx( + src_ptr + 8, src_pixels_per_line, + dst_ptr + 8, dst_pixels_per_line, 16, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum1, &xxsum1 + ); + + xsum0 += xsum1; + xxsum0 += xxsum1; + + *sse = xxsum0; + return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 8)); + + +} + +unsigned int vp8_sub_pixel_variance16x8_mmx +( + 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; + + + vp8_filter_block2d_bil_var_mmx( + src_ptr, src_pixels_per_line, + dst_ptr, dst_pixels_per_line, 8, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum0, &xxsum0 + ); + + + vp8_filter_block2d_bil_var_mmx( + src_ptr + 8, src_pixels_per_line, + dst_ptr + 8, dst_pixels_per_line, 8, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum1, &xxsum1 + ); + + xsum0 += xsum1; + xxsum0 += xxsum1; + + *sse = xxsum0; + return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 7)); +} + +unsigned int vp8_sub_pixel_variance8x16_mmx +( + 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_bil_var_mmx( + src_ptr, src_pixels_per_line, + dst_ptr, dst_pixels_per_line, 16, + vp8_bilinear_filters_x86_4[xoffset], vp8_bilinear_filters_x86_4[yoffset], + &xsum, &xxsum + ); + *sse = xxsum; + return (xxsum - (((unsigned int)xsum * xsum) >> 7)); +} + + +unsigned int vp8_variance_halfpixvar16x16_h_mmx( + const unsigned char *src_ptr, + int source_stride, + const unsigned char *ref_ptr, + int recon_stride, + unsigned int *sse) +{ + return vp8_sub_pixel_variance16x16_mmx(src_ptr, source_stride, 4, 0, + ref_ptr, recon_stride, sse); +} + + +unsigned int vp8_variance_halfpixvar16x16_v_mmx( + const unsigned char *src_ptr, + int source_stride, + const unsigned char *ref_ptr, + int recon_stride, + unsigned int *sse) +{ + return vp8_sub_pixel_variance16x16_mmx(src_ptr, source_stride, 0, 4, + ref_ptr, recon_stride, sse); +} + + +unsigned int vp8_variance_halfpixvar16x16_hv_mmx( + const unsigned char *src_ptr, + int source_stride, + const unsigned char *ref_ptr, + int recon_stride, + unsigned int *sse) +{ + return vp8_sub_pixel_variance16x16_mmx(src_ptr, source_stride, 4, 4, + ref_ptr, recon_stride, sse); +} |