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Unified Diff: source/libvpx/vp9/encoder/vp9_variance.c

Issue 168343002: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: libvpx: Pull from upstream Created 6 years, 10 months ago
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Index: source/libvpx/vp9/encoder/vp9_variance.c
===================================================================
--- source/libvpx/vp9/encoder/vp9_variance.c (revision 0)
+++ source/libvpx/vp9/encoder/vp9_variance.c (revision 0)
@@ -0,0 +1,1094 @@
+/*
+ * 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);
+ 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);
+ 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);
+ 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);
+ 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));
+}
+
+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);
+ 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);
+ 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);
+
+ 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);
+ 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);
+ 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);
+ 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);
+ 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);
+ 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);
+ comp_avg_pred(temp3, second_pred, 4, 8, temp2, 4);
+ return vp9_variance4x8(temp3, 4, dst_ptr, dst_pixels_per_line, sse);
+}
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