#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) {
+void variance(const uint8_t *a, int a_stride,
+ const uint8_t *b, int b_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];
+ const int diff = a[j] - b[j];
*sum += diff;
*sse += diff * diff;
}
- src_ptr += source_stride;
- ref_ptr += recon_stride;
+ a += a_stride;
+ b += b_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.
- *
- ****************************************************************************/
+// 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.
+//
+// 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,
}
}
-/****************************************************************************
- *
- * 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.
- *
- ****************************************************************************/
+// 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.
+//
+// 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 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]);
- }
+ 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,
+#define VAR(W, H) \
+unsigned int vp9_variance##W##x##H##_c(const uint8_t *a, int a_stride, \
+ const uint8_t *b, int b_stride, \
+ unsigned int *sse) { \
+ int sum; \
+ variance(a, a_stride, b, b_stride, W, H, sse, &sum); \
+ return *sse - (((int64_t)sum * sum) / (W * H)); \
+}
+
+#define SUBPIX_VAR(W, H) \
+unsigned int vp9_sub_pixel_variance##W##x##H##_c( \
+ const uint8_t *src, int src_stride, \
+ int xoffset, int yoffset, \
+ const uint8_t *dst, int dst_stride, \
+ unsigned int *sse) { \
+ uint16_t fdata3[(H + 1) * W]; \
+ uint8_t temp2[H * W]; \
+\
+ var_filter_block2d_bil_first_pass(src, fdata3, src_stride, 1, H + 1, W, \
+ BILINEAR_FILTERS_2TAP(xoffset)); \
+ var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
+ BILINEAR_FILTERS_2TAP(yoffset)); \
+\
+ return vp9_variance##W##x##H##_c(temp2, W, dst, dst_stride, sse); \
+}
+
+#define SUBPIX_AVG_VAR(W, H) \
+unsigned int vp9_sub_pixel_avg_variance##W##x##H##_c( \
+ const uint8_t *src, int src_stride, \
+ int xoffset, int yoffset, \
+ const uint8_t *dst, int dst_stride, \
+ unsigned int *sse, \
+ const uint8_t *second_pred) { \
+ uint16_t fdata3[(H + 1) * W]; \
+ uint8_t temp2[H * W]; \
+ DECLARE_ALIGNED_ARRAY(16, uint8_t, temp3, H * W); \
+\
+ var_filter_block2d_bil_first_pass(src, fdata3, src_stride, 1, H + 1, W, \
+ BILINEAR_FILTERS_2TAP(xoffset)); \
+ var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
+ BILINEAR_FILTERS_2TAP(yoffset)); \
+\
+ vp9_comp_avg_pred(temp3, second_pred, W, H, temp2, W); \
+\
+ return vp9_variance##W##x##H##_c(temp3, W, dst, dst_stride, sse); \
+}
+
+unsigned int vp9_mse16x16_c(const uint8_t *src, int src_stride,
+ const uint8_t *ref, int ref_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;
+ int sum;
+ variance(src, src_stride, ref, ref_stride, 16, 16, sse, &sum);
+ return *sse;
}
-unsigned int vp9_mse8x16_c(const uint8_t *src_ptr,
- int source_stride,
- const uint8_t *ref_ptr,
- int recon_stride,
+unsigned int vp9_mse16x8_c(const uint8_t *src, int src_stride,
+ const uint8_t *ref, int ref_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);
+ int sum;
+ variance(src, src_stride, ref, ref_stride, 16, 8, sse, &sum);
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);
+unsigned int vp9_mse8x16_c(const uint8_t *src, int src_stride,
+ const uint8_t *ref, int ref_stride,
+ unsigned int *sse) {
+ int sum;
+ variance(src, src_stride, ref, ref_stride, 8, 16, sse, &sum);
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);
+unsigned int vp9_mse8x8_c(const uint8_t *src, int src_stride,
+ const uint8_t *ref, int ref_stride,
+ unsigned int *sse) {
+ int sum;
+ variance(src, src_stride, ref, ref_stride, 8, 8, sse, &sum);
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);
-}
+VAR(4, 4)
+SUBPIX_VAR(4, 4)
+SUBPIX_AVG_VAR(4, 4)
-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;
+VAR(4, 8)
+SUBPIX_VAR(4, 8)
+SUBPIX_AVG_VAR(4, 8)
- hfilter = BILINEAR_FILTERS_2TAP(xoffset);
- vfilter = BILINEAR_FILTERS_2TAP(yoffset);
+VAR(8, 4)
+SUBPIX_VAR(8, 4)
+SUBPIX_AVG_VAR(8, 4)
- 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);
+VAR(8, 8)
+SUBPIX_VAR(8, 8)
+SUBPIX_AVG_VAR(8, 8)
- return vp9_variance8x4(temp2, 8, dst_ptr, dst_pixels_per_line, sse);
-}
+VAR(8, 16)
+SUBPIX_VAR(8, 16)
+SUBPIX_AVG_VAR(8, 16)
-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;
+VAR(16, 8)
+SUBPIX_VAR(16, 8)
+SUBPIX_AVG_VAR(16, 8)
- hfilter = BILINEAR_FILTERS_2TAP(xoffset);
- vfilter = BILINEAR_FILTERS_2TAP(yoffset);
+VAR(16, 16)
+SUBPIX_VAR(16, 16)
+SUBPIX_AVG_VAR(16, 16)
- 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);
-}
+VAR(16, 32)
+SUBPIX_VAR(16, 32)
+SUBPIX_AVG_VAR(16, 32)
-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;
+VAR(32, 16)
+SUBPIX_VAR(32, 16)
+SUBPIX_AVG_VAR(32, 16)
- hfilter = BILINEAR_FILTERS_2TAP(xoffset);
- vfilter = BILINEAR_FILTERS_2TAP(yoffset);
+VAR(32, 32)
+SUBPIX_VAR(32, 32)
+SUBPIX_AVG_VAR(32, 32)
- 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);
+VAR(32, 64)
+SUBPIX_VAR(32, 64)
+SUBPIX_AVG_VAR(32, 64)
- return vp9_variance4x8(temp2, 4, dst_ptr, dst_pixels_per_line, sse);
-}
+VAR(64, 32)
+SUBPIX_VAR(64, 32)
+SUBPIX_AVG_VAR(64, 32)
-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;
+VAR(64, 64)
+SUBPIX_VAR(64, 64)
+SUBPIX_AVG_VAR(64, 64)
- hfilter = BILINEAR_FILTERS_2TAP(xoffset);
- vfilter = BILINEAR_FILTERS_2TAP(yoffset);
+void vp9_comp_avg_pred(uint8_t *comp_pred, const uint8_t *pred, int width,
+ int height, const uint8_t *ref, int ref_stride) {
+ int i, j;
- 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);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++) {
+ const int tmp = pred[j] + ref[j];
+ comp_pred[j] = ROUND_POWER_OF_TWO(tmp, 1);
+ }
+ comp_pred += width;
+ pred += width;
+ ref += ref_stride;
+ }
}
projects / platform / framework / web / crosswalk.git / blobdiff