|  | /* | 
|  | * Copyright (c) 2016, Alliance for Open Media. All rights reserved | 
|  | * | 
|  | * This source code is subject to the terms of the BSD 2 Clause License and | 
|  | * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License | 
|  | * was not distributed with this source code in the LICENSE file, you can | 
|  | * obtain it at www.aomedia.org/license/software. If the Alliance for Open | 
|  | * Media Patent License 1.0 was not distributed with this source code in the | 
|  | * PATENTS file, you can obtain it at www.aomedia.org/license/patent. | 
|  | */ | 
|  |  | 
|  | #include <arm_neon.h> | 
|  |  | 
|  | #include "config/aom_dsp_rtcd.h" | 
|  | #include "config/aom_config.h" | 
|  |  | 
|  | #include "aom_ports/mem.h" | 
|  | #include "aom/aom_integer.h" | 
|  |  | 
|  | #include "aom_dsp/variance.h" | 
|  | #include "aom_dsp/arm/dist_wtd_avg_neon.h" | 
|  | #include "aom_dsp/arm/mem_neon.h" | 
|  |  | 
|  | static void var_filter_block2d_bil_w4(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = load_unaligned_u8(src_ptr, src_stride); | 
|  | uint8x8_t s1 = load_unaligned_u8(src_ptr + pixel_step, src_stride); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  | vst1_u8(dst_ptr, blend_u8); | 
|  |  | 
|  | src_ptr += 2 * src_stride; | 
|  | dst_ptr += 2 * 4; | 
|  | i -= 2; | 
|  | } while (i != 0); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_w8(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = vld1_u8(src_ptr); | 
|  | uint8x8_t s1 = vld1_u8(src_ptr + pixel_step); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  | vst1_u8(dst_ptr, blend_u8); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += 8; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_large(const uint8_t *src_ptr, | 
|  | uint8_t *dst_ptr, int src_stride, | 
|  | int pixel_step, int dst_width, | 
|  | int dst_height, int filter_offset) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint16x8_t blend_l = vmull_u8(vget_low_u8(s0), f0); | 
|  | blend_l = vmlal_u8(blend_l, vget_low_u8(s1), f1); | 
|  | uint16x8_t blend_h = vmull_u8(vget_high_u8(s0), f0); | 
|  | blend_h = vmlal_u8(blend_h, vget_high_u8(s1), f1); | 
|  | uint8x16_t blend_u8 = | 
|  | vcombine_u8(vrshrn_n_u16(blend_l, 3), vrshrn_n_u16(blend_h, 3)); | 
|  | vst1q_u8(dst_ptr + j, blend_u8); | 
|  |  | 
|  | j += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_w16(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset) { | 
|  | var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, pixel_step, 16, | 
|  | dst_height, filter_offset); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_w32(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset) { | 
|  | var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, pixel_step, 32, | 
|  | dst_height, filter_offset); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_w64(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset) { | 
|  | var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, pixel_step, 64, | 
|  | dst_height, filter_offset); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_bil_w128(const uint8_t *src_ptr, | 
|  | uint8_t *dst_ptr, int src_stride, | 
|  | int pixel_step, int dst_height, | 
|  | int filter_offset) { | 
|  | var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, pixel_step, 128, | 
|  | dst_height, filter_offset); | 
|  | } | 
|  |  | 
|  | static void var_filter_block2d_avg(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int pixel_step, | 
|  | int dst_width, int dst_height) { | 
|  | // We only specialise on the filter values for large block sizes (>= 16x16.) | 
|  | assert(dst_width >= 16 && dst_width % 16 == 0); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint8x16_t avg = vrhaddq_u8(s0, s1); | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | #define SUBPEL_VARIANCE_WXH_NEON(w, h, padding)                          \ | 
|  | unsigned int aom_sub_pixel_variance##w##x##h##_neon(                   \ | 
|  | const uint8_t *src, int src_stride, int xoffset, int yoffset,      \ | 
|  | const uint8_t *ref, int ref_stride, uint32_t *sse) {               \ | 
|  | uint8_t tmp0[w * (h + padding)];                                     \ | 
|  | uint8_t tmp1[w * h];                                                 \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding), \ | 
|  | xoffset);                                \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);           \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);         \ | 
|  | } | 
|  |  | 
|  | #define SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(w, h, padding)                  \ | 
|  | unsigned int aom_sub_pixel_variance##w##x##h##_neon(                       \ | 
|  | const uint8_t *src, int src_stride, int xoffset, int yoffset,          \ | 
|  | const uint8_t *ref, int ref_stride, unsigned int *sse) {               \ | 
|  | if (xoffset == 0) {                                                      \ | 
|  | if (yoffset == 0) {                                                    \ | 
|  | return aom_variance##w##x##h(src, src_stride, ref, ref_stride, sse); \ | 
|  | } else if (yoffset == 4) {                                             \ | 
|  | uint8_t tmp[w * h];                                                  \ | 
|  | var_filter_block2d_avg(src, tmp, src_stride, src_stride, w, h);      \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);          \ | 
|  | } else {                                                               \ | 
|  | uint8_t tmp[w * h];                                                  \ | 
|  | var_filter_block2d_bil_w##w(src, tmp, src_stride, src_stride, h,     \ | 
|  | yoffset);                                \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);          \ | 
|  | }                                                                      \ | 
|  | } else if (xoffset == 4) {                                               \ | 
|  | uint8_t tmp0[w * (h + padding)];                                       \ | 
|  | if (yoffset == 0) {                                                    \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, h);              \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);         \ | 
|  | } else if (yoffset == 4) {                                             \ | 
|  | uint8_t tmp1[w * (h + padding)];                                     \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, (h + padding));  \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);         \ | 
|  | } else {                                                               \ | 
|  | uint8_t tmp1[w * (h + padding)];                                     \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, (h + padding));  \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);           \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);         \ | 
|  | }                                                                      \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp0[w * (h + padding)];                                       \ | 
|  | if (yoffset == 0) {                                                    \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, h, xoffset);   \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);         \ | 
|  | } else if (yoffset == 4) {                                             \ | 
|  | uint8_t tmp1[w * h];                                                 \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding), \ | 
|  | xoffset);                                \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);         \ | 
|  | } else {                                                               \ | 
|  | uint8_t tmp1[w * h];                                                 \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding), \ | 
|  | xoffset);                                \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);           \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);         \ | 
|  | }                                                                      \ | 
|  | }                                                                        \ | 
|  | } | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(4, 4, 2) | 
|  | SUBPEL_VARIANCE_WXH_NEON(4, 8, 2) | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(8, 4, 1) | 
|  | SUBPEL_VARIANCE_WXH_NEON(8, 8, 1) | 
|  | SUBPEL_VARIANCE_WXH_NEON(8, 16, 1) | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(16, 8, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(16, 16, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(16, 32, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(32, 16, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(32, 32, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(32, 64, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(64, 32, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(64, 64, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(64, 128, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(128, 64, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(128, 128, 1) | 
|  |  | 
|  | // Realtime mode doesn't use 4x rectangular blocks. | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(4, 16, 2) | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(8, 32, 1) | 
|  |  | 
|  | SUBPEL_VARIANCE_WXH_NEON(16, 4, 1) | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(16, 64, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(32, 8, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON(64, 16, 1) | 
|  |  | 
|  | #endif  // !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #undef SUBPEL_VARIANCE_WXH_NEON | 
|  | #undef SPECIALIZED_SUBPEL_VARIANCE_WXH_NEON | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 4. | 
|  | static void avg_pred_var_filter_block2d_bil_w4(const uint8_t *src_ptr, | 
|  | uint8_t *dst_ptr, int src_stride, | 
|  | int pixel_step, int dst_height, | 
|  | int filter_offset, | 
|  | const uint8_t *second_pred) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = load_unaligned_u8(src_ptr, src_stride); | 
|  | uint8x8_t s1 = load_unaligned_u8(src_ptr + pixel_step, src_stride); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  |  | 
|  | uint8x8_t p = vld1_u8(second_pred); | 
|  | uint8x8_t avg = vrhadd_u8(blend_u8, p); | 
|  |  | 
|  | vst1_u8(dst_ptr, avg); | 
|  |  | 
|  | src_ptr += 2 * src_stride; | 
|  | dst_ptr += 2 * 4; | 
|  | second_pred += 2 * 4; | 
|  | i -= 2; | 
|  | } while (i != 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_dist_wtd_comp_avg_pred for blocks having | 
|  | // width 4. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w4( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | const uint8x8_t fwd_offset = vdup_n_u8(jcp_param->fwd_offset); | 
|  | const uint8x8_t bck_offset = vdup_n_u8(jcp_param->bck_offset); | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = load_unaligned_u8(src_ptr, src_stride); | 
|  | uint8x8_t s1 = load_unaligned_u8(src_ptr + pixel_step, src_stride); | 
|  | uint8x8_t p = vld1_u8(second_pred); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  | uint8x8_t avg = dist_wtd_avg_u8x8(blend_u8, p, fwd_offset, bck_offset); | 
|  |  | 
|  | vst1_u8(dst_ptr, avg); | 
|  |  | 
|  | src_ptr += 2 * src_stride; | 
|  | dst_ptr += 2 * 4; | 
|  | second_pred += 2 * 4; | 
|  | i -= 2; | 
|  | } while (i != 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 8. | 
|  | static void avg_pred_var_filter_block2d_bil_w8(const uint8_t *src_ptr, | 
|  | uint8_t *dst_ptr, int src_stride, | 
|  | int pixel_step, int dst_height, | 
|  | int filter_offset, | 
|  | const uint8_t *second_pred) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = vld1_u8(src_ptr); | 
|  | uint8x8_t s1 = vld1_u8(src_ptr + pixel_step); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  |  | 
|  | uint8x8_t p = vld1_u8(second_pred); | 
|  | uint8x8_t avg = vrhadd_u8(blend_u8, p); | 
|  |  | 
|  | vst1_u8(dst_ptr, avg); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += 8; | 
|  | second_pred += 8; | 
|  | } while (--i > 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_dist_wtd_comp_avg_pred for blocks having | 
|  | // width 8. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w8( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | const uint8x8_t fwd_offset = vdup_n_u8(jcp_param->fwd_offset); | 
|  | const uint8x8_t bck_offset = vdup_n_u8(jcp_param->bck_offset); | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | uint8x8_t s0 = vld1_u8(src_ptr); | 
|  | uint8x8_t s1 = vld1_u8(src_ptr + pixel_step); | 
|  | uint8x8_t p = vld1_u8(second_pred); | 
|  | uint16x8_t blend = vmull_u8(s0, f0); | 
|  | blend = vmlal_u8(blend, s1, f1); | 
|  | uint8x8_t blend_u8 = vrshrn_n_u16(blend, 3); | 
|  | uint8x8_t avg = dist_wtd_avg_u8x8(blend_u8, p, fwd_offset, bck_offset); | 
|  |  | 
|  | vst1_u8(dst_ptr, avg); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += 8; | 
|  | second_pred += 8; | 
|  | } while (--i > 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for large blocks. | 
|  | static void avg_pred_var_filter_block2d_bil_large( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_width, int dst_height, int filter_offset, | 
|  | const uint8_t *second_pred) { | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint16x8_t blend_l = vmull_u8(vget_low_u8(s0), f0); | 
|  | blend_l = vmlal_u8(blend_l, vget_low_u8(s1), f1); | 
|  | uint16x8_t blend_h = vmull_u8(vget_high_u8(s0), f0); | 
|  | blend_h = vmlal_u8(blend_h, vget_high_u8(s1), f1); | 
|  | uint8x16_t blend_u8 = | 
|  | vcombine_u8(vrshrn_n_u16(blend_l, 3), vrshrn_n_u16(blend_h, 3)); | 
|  |  | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  | uint8x16_t avg = vrhaddq_u8(blend_u8, p); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_dist_wtd_comp_avg_pred for large blocks. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_large( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_width, int dst_height, int filter_offset, | 
|  | const uint8_t *second_pred, const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | const uint8x16_t fwd_offset = vdupq_n_u8(jcp_param->fwd_offset); | 
|  | const uint8x16_t bck_offset = vdupq_n_u8(jcp_param->bck_offset); | 
|  | const uint8x8_t f0 = vdup_n_u8(8 - filter_offset); | 
|  | const uint8x8_t f1 = vdup_n_u8(filter_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint16x8_t blend_l = vmull_u8(vget_low_u8(s0), f0); | 
|  | blend_l = vmlal_u8(blend_l, vget_low_u8(s1), f1); | 
|  | uint16x8_t blend_h = vmull_u8(vget_high_u8(s0), f0); | 
|  | blend_h = vmlal_u8(blend_h, vget_high_u8(s1), f1); | 
|  | uint8x16_t blend_u8 = | 
|  | vcombine_u8(vrshrn_n_u16(blend_l, 3), vrshrn_n_u16(blend_h, 3)); | 
|  |  | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  | uint8x16_t avg = dist_wtd_avg_u8x16(blend_u8, p, fwd_offset, bck_offset); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 16. | 
|  | static void avg_pred_var_filter_block2d_bil_w16( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred) { | 
|  | avg_pred_var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, | 
|  | pixel_step, 16, dst_height, | 
|  | filter_offset, second_pred); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 32. | 
|  | static void avg_pred_var_filter_block2d_bil_w32( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred) { | 
|  | avg_pred_var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, | 
|  | pixel_step, 32, dst_height, | 
|  | filter_offset, second_pred); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 64. | 
|  | static void avg_pred_var_filter_block2d_bil_w64( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred) { | 
|  | avg_pred_var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, | 
|  | pixel_step, 64, dst_height, | 
|  | filter_offset, second_pred); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 128. | 
|  | static void avg_pred_var_filter_block2d_bil_w128( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred) { | 
|  | avg_pred_var_filter_block2d_bil_large(src_ptr, dst_ptr, src_stride, | 
|  | pixel_step, 128, dst_height, | 
|  | filter_offset, second_pred); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 16. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w16( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_large( | 
|  | src_ptr, dst_ptr, src_stride, pixel_step, 16, dst_height, filter_offset, | 
|  | second_pred, jcp_param); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 32. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w32( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_large( | 
|  | src_ptr, dst_ptr, src_stride, pixel_step, 32, dst_height, filter_offset, | 
|  | second_pred, jcp_param); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 64. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w64( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_large( | 
|  | src_ptr, dst_ptr, src_stride, pixel_step, 64, dst_height, filter_offset, | 
|  | second_pred, jcp_param); | 
|  | } | 
|  |  | 
|  | // Combine bilinear filter with aom_comp_avg_pred for blocks having width 128. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_bil_w128( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_height, int filter_offset, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_large( | 
|  | src_ptr, dst_ptr, src_stride, pixel_step, 128, dst_height, filter_offset, | 
|  | second_pred, jcp_param); | 
|  | } | 
|  |  | 
|  | // Combine averaging subpel filter with aom_comp_avg_pred. | 
|  | static void avg_pred_var_filter_block2d_avg(const uint8_t *src_ptr, | 
|  | uint8_t *dst_ptr, int src_stride, | 
|  | int pixel_step, int dst_width, | 
|  | int dst_height, | 
|  | const uint8_t *second_pred) { | 
|  | // We only specialise on the filter values for large block sizes (>= 16x16.) | 
|  | assert(dst_width >= 16 && dst_width % 16 == 0); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint8x16_t avg = vrhaddq_u8(s0, s1); | 
|  |  | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  | avg = vrhaddq_u8(avg, p); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | // Combine averaging subpel filter with aom_dist_wtd_comp_avg_pred. | 
|  | static void dist_wtd_avg_pred_var_filter_block2d_avg( | 
|  | const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, int pixel_step, | 
|  | int dst_width, int dst_height, const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | // We only specialise on the filter values for large block sizes (>= 16x16.) | 
|  | assert(dst_width >= 16 && dst_width % 16 == 0); | 
|  | const uint8x16_t fwd_offset = vdupq_n_u8(jcp_param->fwd_offset); | 
|  | const uint8x16_t bck_offset = vdupq_n_u8(jcp_param->bck_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s0 = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t s1 = vld1q_u8(src_ptr + j + pixel_step); | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  | uint8x16_t avg = vrhaddq_u8(s0, s1); | 
|  | avg = dist_wtd_avg_u8x16(avg, p, fwd_offset, bck_offset); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | // Implementation of aom_comp_avg_pred for blocks having width >= 16. | 
|  | static void avg_pred(const uint8_t *src_ptr, uint8_t *dst_ptr, int src_stride, | 
|  | int dst_width, int dst_height, | 
|  | const uint8_t *second_pred) { | 
|  | // We only specialise on the filter values for large block sizes (>= 16x16.) | 
|  | assert(dst_width >= 16 && dst_width % 16 == 0); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  |  | 
|  | uint8x16_t avg = vrhaddq_u8(s, p); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | // Implementation of aom_dist_wtd_comp_avg_pred for blocks having width >= 16. | 
|  | static void dist_wtd_avg_pred(const uint8_t *src_ptr, uint8_t *dst_ptr, | 
|  | int src_stride, int dst_width, int dst_height, | 
|  | const uint8_t *second_pred, | 
|  | const DIST_WTD_COMP_PARAMS *jcp_param) { | 
|  | // We only specialise on the filter values for large block sizes (>= 16x16.) | 
|  | assert(dst_width >= 16 && dst_width % 16 == 0); | 
|  | const uint8x16_t fwd_offset = vdupq_n_u8(jcp_param->fwd_offset); | 
|  | const uint8x16_t bck_offset = vdupq_n_u8(jcp_param->bck_offset); | 
|  |  | 
|  | int i = dst_height; | 
|  | do { | 
|  | int j = 0; | 
|  | do { | 
|  | uint8x16_t s = vld1q_u8(src_ptr + j); | 
|  | uint8x16_t p = vld1q_u8(second_pred); | 
|  |  | 
|  | uint8x16_t avg = dist_wtd_avg_u8x16(s, p, fwd_offset, bck_offset); | 
|  |  | 
|  | vst1q_u8(dst_ptr + j, avg); | 
|  |  | 
|  | j += 16; | 
|  | second_pred += 16; | 
|  | } while (j < dst_width); | 
|  |  | 
|  | src_ptr += src_stride; | 
|  | dst_ptr += dst_width; | 
|  | } while (--i != 0); | 
|  | } | 
|  |  | 
|  | #define SUBPEL_AVG_VARIANCE_WXH_NEON(w, h, padding)                         \ | 
|  | unsigned int aom_sub_pixel_avg_variance##w##x##h##_neon(                  \ | 
|  | const uint8_t *src, int source_stride, int xoffset, int yoffset,      \ | 
|  | const uint8_t *ref, int ref_stride, uint32_t *sse,                    \ | 
|  | const uint8_t *second_pred) {                                         \ | 
|  | uint8_t tmp0[w * (h + padding)];                                        \ | 
|  | uint8_t tmp1[w * h];                                                    \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1, (h + padding), \ | 
|  | xoffset);                                   \ | 
|  | avg_pred_var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset,      \ | 
|  | second_pred);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);            \ | 
|  | } | 
|  |  | 
|  | #define SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(w, h, padding)                \ | 
|  | unsigned int aom_sub_pixel_avg_variance##w##x##h##_neon(                     \ | 
|  | const uint8_t *src, int source_stride, int xoffset, int yoffset,         \ | 
|  | const uint8_t *ref, int ref_stride, unsigned int *sse,                   \ | 
|  | const uint8_t *second_pred) {                                            \ | 
|  | if (xoffset == 0) {                                                        \ | 
|  | uint8_t tmp[w * h];                                                      \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | avg_pred(src, tmp, source_stride, w, h, second_pred);                  \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | avg_pred_var_filter_block2d_avg(src, tmp, source_stride,               \ | 
|  | source_stride, w, h, second_pred);     \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | } else {                                                                 \ | 
|  | avg_pred_var_filter_block2d_bil_w##w(                                  \ | 
|  | src, tmp, source_stride, source_stride, h, yoffset, second_pred);  \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | }                                                                        \ | 
|  | } else if (xoffset == 4) {                                                 \ | 
|  | uint8_t tmp0[w * (h + padding)];                                         \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | avg_pred_var_filter_block2d_avg(src, tmp0, source_stride, 1, w, h,     \ | 
|  | second_pred);                          \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * (h + padding)];                                       \ | 
|  | var_filter_block2d_avg(src, tmp0, source_stride, 1, w, (h + padding)); \ | 
|  | avg_pred_var_filter_block2d_avg(tmp0, tmp1, w, w, w, h, second_pred);  \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * (h + padding)];                                       \ | 
|  | var_filter_block2d_avg(src, tmp0, source_stride, 1, w, (h + padding)); \ | 
|  | avg_pred_var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset,     \ | 
|  | second_pred);                     \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | } else {                                                                   \ | 
|  | uint8_t tmp0[w * (h + padding)];                                         \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | avg_pred_var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1, h,   \ | 
|  | xoffset, second_pred);            \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1,               \ | 
|  | (h + padding), xoffset);                   \ | 
|  | avg_pred_var_filter_block2d_avg(tmp0, tmp1, w, w, w, h, second_pred);  \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1,               \ | 
|  | (h + padding), xoffset);                   \ | 
|  | avg_pred_var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset,     \ | 
|  | second_pred);                     \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | }                                                                          \ | 
|  | } | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(4, 4, 2) | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(4, 8, 2) | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(8, 4, 1) | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(8, 8, 1) | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(8, 16, 1) | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(16, 8, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 16, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 32, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 16, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 32, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 64, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 32, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 64, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 128, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(128, 64, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(128, 128, 1) | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(4, 16, 2) | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(8, 32, 1) | 
|  |  | 
|  | SUBPEL_AVG_VARIANCE_WXH_NEON(16, 4, 1) | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 64, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 8, 1) | 
|  |  | 
|  | SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 16, 1) | 
|  |  | 
|  | #endif  // !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #undef SUBPEL_AVG_VARIANCE_WXH_NEON | 
|  | #undef SPECIALIZED_SUBPEL_AVG_VARIANCE_WXH_NEON | 
|  |  | 
|  | #define DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(w, h, padding)                \ | 
|  | unsigned int aom_dist_wtd_sub_pixel_avg_variance##w##x##h##_neon(         \ | 
|  | const uint8_t *src, int source_stride, int xoffset, int yoffset,      \ | 
|  | const uint8_t *ref, int ref_stride, uint32_t *sse,                    \ | 
|  | const uint8_t *second_pred, const DIST_WTD_COMP_PARAMS *jcp_param) {  \ | 
|  | uint8_t tmp0[w * (h + padding)];                                        \ | 
|  | uint8_t tmp1[w * h];                                                    \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1, (h + padding), \ | 
|  | xoffset);                                   \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_w##w(                          \ | 
|  | tmp0, tmp1, w, w, h, yoffset, second_pred, jcp_param);              \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);            \ | 
|  | } | 
|  |  | 
|  | #define SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(w, h, padding)       \ | 
|  | unsigned int aom_dist_wtd_sub_pixel_avg_variance##w##x##h##_neon(            \ | 
|  | const uint8_t *src, int source_stride, int xoffset, int yoffset,         \ | 
|  | const uint8_t *ref, int ref_stride, unsigned int *sse,                   \ | 
|  | const uint8_t *second_pred, const DIST_WTD_COMP_PARAMS *jcp_param) {     \ | 
|  | if (xoffset == 0) {                                                        \ | 
|  | uint8_t tmp[w * h];                                                      \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | dist_wtd_avg_pred(src, tmp, source_stride, w, h, second_pred,          \ | 
|  | jcp_param);                                          \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_avg(src, tmp, source_stride,      \ | 
|  | source_stride, w, h,          \ | 
|  | second_pred, jcp_param);      \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | } else {                                                                 \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_w##w(                         \ | 
|  | src, tmp, source_stride, source_stride, h, yoffset, second_pred,   \ | 
|  | jcp_param);                                                        \ | 
|  | return aom_variance##w##x##h(tmp, w, ref, ref_stride, sse);            \ | 
|  | }                                                                        \ | 
|  | } else if (xoffset == 4) {                                                 \ | 
|  | uint8_t tmp0[w * (h + padding)];                                         \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_avg(                              \ | 
|  | src, tmp0, source_stride, 1, w, h, second_pred, jcp_param);        \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * (h + padding)];                                       \ | 
|  | var_filter_block2d_avg(src, tmp0, source_stride, 1, w, (h + padding)); \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_avg(tmp0, tmp1, w, w, w, h,       \ | 
|  | second_pred, jcp_param);      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * (h + padding)];                                       \ | 
|  | var_filter_block2d_avg(src, tmp0, source_stride, 1, w, (h + padding)); \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_w##w(                         \ | 
|  | tmp0, tmp1, w, w, h, yoffset, second_pred, jcp_param);             \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | } else {                                                                   \ | 
|  | uint8_t tmp0[w * (h + padding)];                                         \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_w##w(                         \ | 
|  | src, tmp0, source_stride, 1, h, xoffset, second_pred, jcp_param);  \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1,               \ | 
|  | (h + padding), xoffset);                   \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_avg(tmp0, tmp1, w, w, w, h,       \ | 
|  | second_pred, jcp_param);      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, source_stride, 1,               \ | 
|  | (h + padding), xoffset);                   \ | 
|  | dist_wtd_avg_pred_var_filter_block2d_bil_w##w(                         \ | 
|  | tmp0, tmp1, w, w, h, yoffset, second_pred, jcp_param);             \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | }                                                                          \ | 
|  | } | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(4, 4, 2) | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(4, 8, 2) | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(8, 4, 1) | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(8, 8, 1) | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(8, 16, 1) | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 8, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 16, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 32, 1) | 
|  |  | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 16, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 32, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 64, 1) | 
|  |  | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 32, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 64, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 128, 1) | 
|  |  | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(128, 64, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(128, 128, 1) | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(4, 16, 2) | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(8, 32, 1) | 
|  |  | 
|  | DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 4, 1) | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(16, 64, 1) | 
|  |  | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(32, 8, 1) | 
|  |  | 
|  | SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON(64, 16, 1) | 
|  |  | 
|  | #endif  // !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #undef DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON | 
|  | #undef SPECIALIZED_DIST_WTD_SUBPEL_AVG_VARIANCE_WXH_NEON | 
|  |  | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #define OBMC_SUBPEL_VARIANCE_WXH_NEON(w, h, padding)                   \ | 
|  | unsigned int aom_obmc_sub_pixel_variance##w##x##h##_neon(            \ | 
|  | const uint8_t *pre, int pre_stride, int xoffset, int yoffset,    \ | 
|  | const int32_t *wsrc, const int32_t *mask, unsigned int *sse) {   \ | 
|  | uint8_t tmp0[w * (h + padding)];                                   \ | 
|  | uint8_t tmp1[w * h];                                               \ | 
|  | var_filter_block2d_bil_w##w(pre, tmp0, pre_stride, 1, h + padding, \ | 
|  | xoffset);                              \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);         \ | 
|  | return aom_obmc_variance##w##x##h(tmp1, w, wsrc, mask, sse);       \ | 
|  | } | 
|  |  | 
|  | #define SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(w, h, padding)              \ | 
|  | unsigned int aom_obmc_sub_pixel_variance##w##x##h##_neon(                   \ | 
|  | const uint8_t *pre, int pre_stride, int xoffset, int yoffset,           \ | 
|  | const int32_t *wsrc, const int32_t *mask, unsigned int *sse) {          \ | 
|  | if (xoffset == 0) {                                                       \ | 
|  | if (yoffset == 0) {                                                     \ | 
|  | return aom_obmc_variance##w##x##h##_neon(pre, pre_stride, wsrc, mask, \ | 
|  | sse);                        \ | 
|  | } else if (yoffset == 4) {                                              \ | 
|  | uint8_t tmp[w * h];                                                   \ | 
|  | var_filter_block2d_avg(pre, tmp, pre_stride, pre_stride, w, h);       \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp, w, wsrc, mask, sse);    \ | 
|  | } else {                                                                \ | 
|  | uint8_t tmp[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(pre, tmp, pre_stride, pre_stride, h,      \ | 
|  | yoffset);                                 \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp, w, wsrc, mask, sse);    \ | 
|  | }                                                                       \ | 
|  | } else if (xoffset == 4) {                                                \ | 
|  | uint8_t tmp0[w * (h + padding)];                                        \ | 
|  | if (yoffset == 0) {                                                     \ | 
|  | var_filter_block2d_avg(pre, tmp0, pre_stride, 1, w, h);               \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp0, w, wsrc, mask, sse);   \ | 
|  | } else if (yoffset == 4) {                                              \ | 
|  | uint8_t tmp1[w * (h + padding)];                                      \ | 
|  | var_filter_block2d_avg(pre, tmp0, pre_stride, 1, w, h + padding);     \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                       \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp1, w, wsrc, mask, sse);   \ | 
|  | } else {                                                                \ | 
|  | uint8_t tmp1[w * (h + padding)];                                      \ | 
|  | var_filter_block2d_avg(pre, tmp0, pre_stride, 1, w, h + padding);     \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);            \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp1, w, wsrc, mask, sse);   \ | 
|  | }                                                                       \ | 
|  | } else {                                                                  \ | 
|  | uint8_t tmp0[w * (h + padding)];                                        \ | 
|  | if (yoffset == 0) {                                                     \ | 
|  | var_filter_block2d_bil_w##w(pre, tmp0, pre_stride, 1, h, xoffset);    \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp0, w, wsrc, mask, sse);   \ | 
|  | } else if (yoffset == 4) {                                              \ | 
|  | uint8_t tmp1[w * h];                                                  \ | 
|  | var_filter_block2d_bil_w##w(pre, tmp0, pre_stride, 1, h + padding,    \ | 
|  | xoffset);                                 \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                       \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp1, w, wsrc, mask, sse);   \ | 
|  | } else {                                                                \ | 
|  | uint8_t tmp1[w * h];                                                  \ | 
|  | var_filter_block2d_bil_w##w(pre, tmp0, pre_stride, 1, h + padding,    \ | 
|  | xoffset);                                 \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);            \ | 
|  | return aom_obmc_variance##w##x##h##_neon(tmp1, w, wsrc, mask, sse);   \ | 
|  | }                                                                       \ | 
|  | }                                                                         \ | 
|  | } | 
|  |  | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(4, 4, 2) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(4, 8, 2) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(4, 16, 2) | 
|  |  | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(8, 4, 1) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(8, 8, 1) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(8, 16, 1) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(8, 32, 1) | 
|  |  | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(16, 4, 1) | 
|  | OBMC_SUBPEL_VARIANCE_WXH_NEON(16, 8, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(16, 16, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(16, 32, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(16, 64, 1) | 
|  |  | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(32, 8, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(32, 16, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(32, 32, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(32, 64, 1) | 
|  |  | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(64, 16, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(64, 32, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(64, 64, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(64, 128, 1) | 
|  |  | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(128, 64, 1) | 
|  | SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON(128, 128, 1) | 
|  |  | 
|  | #undef OBMC_SUBPEL_VARIANCE_WXH_NEON | 
|  | #undef SPECIALIZED_OBMC_SUBPEL_VARIANCE_WXH_NEON | 
|  | #endif  // !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #define MASKED_SUBPEL_VARIANCE_WXH_NEON(w, h, padding)                         \ | 
|  | unsigned int aom_masked_sub_pixel_variance##w##x##h##_neon(                  \ | 
|  | const uint8_t *src, int src_stride, int xoffset, int yoffset,            \ | 
|  | const uint8_t *ref, int ref_stride, const uint8_t *second_pred,          \ | 
|  | const uint8_t *msk, int msk_stride, int invert_mask,                     \ | 
|  | unsigned int *sse) {                                                     \ | 
|  | uint8_t tmp0[w * (h + padding)];                                           \ | 
|  | uint8_t tmp1[w * h];                                                       \ | 
|  | uint8_t tmp2[w * h];                                                       \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding),       \ | 
|  | xoffset);                                      \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);                 \ | 
|  | aom_comp_mask_pred_neon(tmp2, second_pred, w, h, tmp1, w, msk, msk_stride, \ | 
|  | invert_mask);                                      \ | 
|  | return aom_variance##w##x##h(tmp2, w, ref, ref_stride, sse);               \ | 
|  | } | 
|  |  | 
|  | #define SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(w, h, padding)             \ | 
|  | unsigned int aom_masked_sub_pixel_variance##w##x##h##_neon(                  \ | 
|  | const uint8_t *src, int src_stride, int xoffset, int yoffset,            \ | 
|  | const uint8_t *ref, int ref_stride, const uint8_t *second_pred,          \ | 
|  | const uint8_t *msk, int msk_stride, int invert_mask,                     \ | 
|  | unsigned int *sse) {                                                     \ | 
|  | if (xoffset == 0) {                                                        \ | 
|  | uint8_t tmp0[w * h];                                                     \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | aom_comp_mask_pred_neon(tmp0, second_pred, w, h, src, src_stride, msk, \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp0, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, src_stride, w, h);       \ | 
|  | aom_comp_mask_pred_neon(tmp1, second_pred, w, h, tmp0, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, src_stride, h,      \ | 
|  | yoffset);                                  \ | 
|  | aom_comp_mask_pred_neon(tmp1, second_pred, w, h, tmp0, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | } else if (xoffset == 4) {                                                 \ | 
|  | uint8_t tmp0[w * (h + padding)];                                         \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, h);                \ | 
|  | aom_comp_mask_pred_neon(tmp1, second_pred, w, h, tmp0, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | uint8_t tmp2[w * h];                                                   \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, (h + padding));    \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                        \ | 
|  | aom_comp_mask_pred_neon(tmp2, second_pred, w, h, tmp1, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp2, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | uint8_t tmp2[w * h];                                                   \ | 
|  | var_filter_block2d_avg(src, tmp0, src_stride, 1, w, (h + padding));    \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);             \ | 
|  | aom_comp_mask_pred_neon(tmp2, second_pred, w, h, tmp1, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp2, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | } else {                                                                   \ | 
|  | if (yoffset == 0) {                                                      \ | 
|  | uint8_t tmp0[w * h];                                                   \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, h, xoffset);     \ | 
|  | aom_comp_mask_pred_neon(tmp1, second_pred, w, h, tmp0, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp1, w, ref, ref_stride, sse);           \ | 
|  | } else if (yoffset == 4) {                                               \ | 
|  | uint8_t tmp0[w * (h + padding)];                                       \ | 
|  | uint8_t tmp1[w * h];                                                   \ | 
|  | uint8_t tmp2[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding),   \ | 
|  | xoffset);                                  \ | 
|  | var_filter_block2d_avg(tmp0, tmp1, w, w, w, h);                        \ | 
|  | aom_comp_mask_pred_neon(tmp2, second_pred, w, h, tmp1, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp2, w, ref, ref_stride, sse);           \ | 
|  | } else {                                                                 \ | 
|  | uint8_t tmp0[w * (h + padding)];                                       \ | 
|  | uint8_t tmp1[w * (h + padding)];                                       \ | 
|  | uint8_t tmp2[w * h];                                                   \ | 
|  | var_filter_block2d_bil_w##w(src, tmp0, src_stride, 1, (h + padding),   \ | 
|  | xoffset);                                  \ | 
|  | var_filter_block2d_bil_w##w(tmp0, tmp1, w, w, h, yoffset);             \ | 
|  | aom_comp_mask_pred_neon(tmp2, second_pred, w, h, tmp1, w, msk,         \ | 
|  | msk_stride, invert_mask);                      \ | 
|  | return aom_variance##w##x##h(tmp2, w, ref, ref_stride, sse);           \ | 
|  | }                                                                        \ | 
|  | }                                                                          \ | 
|  | } | 
|  |  | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(4, 4, 2) | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(4, 8, 2) | 
|  |  | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(8, 4, 1) | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(8, 8, 1) | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(8, 16, 1) | 
|  |  | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(16, 8, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(16, 16, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(16, 32, 1) | 
|  |  | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(32, 16, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(32, 32, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(32, 64, 1) | 
|  |  | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(64, 32, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(64, 64, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(64, 128, 1) | 
|  |  | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(128, 64, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(128, 128, 1) | 
|  |  | 
|  | // Realtime mode doesn't use 4x rectangular blocks. | 
|  | #if !CONFIG_REALTIME_ONLY | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(4, 16, 2) | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(8, 32, 1) | 
|  | MASKED_SUBPEL_VARIANCE_WXH_NEON(16, 4, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(16, 64, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(32, 8, 1) | 
|  | SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON(64, 16, 1) | 
|  | #endif  // !CONFIG_REALTIME_ONLY | 
|  |  | 
|  | #undef MASKED_SUBPEL_VARIANCE_WXH_NEON | 
|  | #undef SPECIALIZED_MASKED_SUBPEL_VARIANCE_WXH_NEON |