Move libvpx from DEPS to src

third_party/libvpx/source/libvpx/vp8/common/x86/variance_sse2.c

Index: third_party/libvpx/source/libvpx/vp8/common/x86/variance_sse2.c
diff --git a/third_party/libvpx/source/libvpx/vp8/common/x86/variance_sse2.c b/third_party/libvpx/source/libvpx/vp8/common/x86/variance_sse2.c
new file mode 100644
index 0000000000000000000000000000000000000000..1fe127bf2c6aea384ad3382471cf2608a81d8fab
--- /dev/null
+++ b/third_party/libvpx/source/libvpx/vp8/common/x86/variance_sse2.c
@@ -0,0 +1,557 @@
+/*
+ *  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/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 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 *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 *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
+);
+
+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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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_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_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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)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 - (((unsigned int)xsum0 * xsum0) >> 8));
+}