| /* |
| * Copyright (c) 2014 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <arm_neon.h> |
| #include "vpx_ports/mem.h" |
| #include "vpx/vpx_integer.h" |
| |
| static const uint16_t bilinear_taps_coeff[8][2] = { |
| {128, 0}, |
| {112, 16}, |
| { 96, 32}, |
| { 80, 48}, |
| { 64, 64}, |
| { 48, 80}, |
| { 32, 96}, |
| { 16, 112} |
| }; |
| |
| unsigned int vp8_sub_pixel_variance16x16_neon_func( |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| int xoffset, |
| int yoffset, |
| const unsigned char *dst_ptr, |
| int dst_pixels_per_line, |
| unsigned int *sse) { |
| int i; |
| DECLARE_ALIGNED(16, unsigned char, tmp[528]); |
| unsigned char *tmpp; |
| unsigned char *tmpp2; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8; |
| uint8x8_t d10u8, d11u8, d12u8, d13u8, d14u8, d15u8, d16u8, d17u8, d18u8; |
| uint8x8_t d19u8, d20u8, d21u8; |
| int16x4_t d22s16, d23s16, d24s16, d25s16, d26s16, d27s16, d28s16, d29s16; |
| uint32x2_t d0u32, d10u32; |
| int64x1_t d0s64, d1s64, d2s64, d3s64; |
| uint8x16_t q0u8, q1u8, q2u8, q3u8, q4u8, q5u8, q6u8, q7u8, q8u8, q9u8; |
| uint8x16_t q10u8, q11u8, q12u8, q13u8, q14u8, q15u8; |
| uint16x8_t q1u16, q2u16, q3u16, q4u16, q5u16, q6u16, q7u16, q8u16; |
| uint16x8_t q9u16, q10u16, q11u16, q12u16, q13u16, q14u16; |
| int32x4_t q8s32, q9s32, q10s32; |
| int64x2_t q0s64, q1s64, q5s64; |
| |
| tmpp2 = tmp + 272; |
| tmpp = tmp; |
| if (xoffset == 0) { // secondpass_bfilter16x16_only |
| d0u8 = vdup_n_u8(bilinear_taps_coeff[yoffset][0]); |
| d1u8 = vdup_n_u8(bilinear_taps_coeff[yoffset][1]); |
| |
| q11u8 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| for (i = 4; i > 0; i--) { |
| q12u8 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| q13u8 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| q14u8 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| q15u8 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| |
| __builtin_prefetch(src_ptr); |
| __builtin_prefetch(src_ptr + src_pixels_per_line); |
| __builtin_prefetch(src_ptr + src_pixels_per_line * 2); |
| |
| q1u16 = vmull_u8(vget_low_u8(q11u8), d0u8); |
| q2u16 = vmull_u8(vget_high_u8(q11u8), d0u8); |
| q3u16 = vmull_u8(vget_low_u8(q12u8), d0u8); |
| q4u16 = vmull_u8(vget_high_u8(q12u8), d0u8); |
| q5u16 = vmull_u8(vget_low_u8(q13u8), d0u8); |
| q6u16 = vmull_u8(vget_high_u8(q13u8), d0u8); |
| q7u16 = vmull_u8(vget_low_u8(q14u8), d0u8); |
| q8u16 = vmull_u8(vget_high_u8(q14u8), d0u8); |
| |
| q1u16 = vmlal_u8(q1u16, vget_low_u8(q12u8), d1u8); |
| q2u16 = vmlal_u8(q2u16, vget_high_u8(q12u8), d1u8); |
| q3u16 = vmlal_u8(q3u16, vget_low_u8(q13u8), d1u8); |
| q4u16 = vmlal_u8(q4u16, vget_high_u8(q13u8), d1u8); |
| q5u16 = vmlal_u8(q5u16, vget_low_u8(q14u8), d1u8); |
| q6u16 = vmlal_u8(q6u16, vget_high_u8(q14u8), d1u8); |
| q7u16 = vmlal_u8(q7u16, vget_low_u8(q15u8), d1u8); |
| q8u16 = vmlal_u8(q8u16, vget_high_u8(q15u8), d1u8); |
| |
| d2u8 = vqrshrn_n_u16(q1u16, 7); |
| d3u8 = vqrshrn_n_u16(q2u16, 7); |
| d4u8 = vqrshrn_n_u16(q3u16, 7); |
| d5u8 = vqrshrn_n_u16(q4u16, 7); |
| d6u8 = vqrshrn_n_u16(q5u16, 7); |
| d7u8 = vqrshrn_n_u16(q6u16, 7); |
| d8u8 = vqrshrn_n_u16(q7u16, 7); |
| d9u8 = vqrshrn_n_u16(q8u16, 7); |
| |
| q1u8 = vcombine_u8(d2u8, d3u8); |
| q2u8 = vcombine_u8(d4u8, d5u8); |
| q3u8 = vcombine_u8(d6u8, d7u8); |
| q4u8 = vcombine_u8(d8u8, d9u8); |
| |
| q11u8 = q15u8; |
| |
| vst1q_u8((uint8_t *)tmpp2, q1u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q2u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q3u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q4u8); |
| tmpp2 += 16; |
| } |
| } else if (yoffset == 0) { // firstpass_bfilter16x16_only |
| d0u8 = vdup_n_u8(bilinear_taps_coeff[xoffset][0]); |
| d1u8 = vdup_n_u8(bilinear_taps_coeff[xoffset][1]); |
| |
| for (i = 4; i > 0 ; i--) { |
| d2u8 = vld1_u8(src_ptr); |
| d3u8 = vld1_u8(src_ptr + 8); |
| d4u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d5u8 = vld1_u8(src_ptr); |
| d6u8 = vld1_u8(src_ptr + 8); |
| d7u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d8u8 = vld1_u8(src_ptr); |
| d9u8 = vld1_u8(src_ptr + 8); |
| d10u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d11u8 = vld1_u8(src_ptr); |
| d12u8 = vld1_u8(src_ptr + 8); |
| d13u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| |
| __builtin_prefetch(src_ptr); |
| __builtin_prefetch(src_ptr + src_pixels_per_line); |
| __builtin_prefetch(src_ptr + src_pixels_per_line * 2); |
| |
| q7u16 = vmull_u8(d2u8, d0u8); |
| q8u16 = vmull_u8(d3u8, d0u8); |
| q9u16 = vmull_u8(d5u8, d0u8); |
| q10u16 = vmull_u8(d6u8, d0u8); |
| q11u16 = vmull_u8(d8u8, d0u8); |
| q12u16 = vmull_u8(d9u8, d0u8); |
| q13u16 = vmull_u8(d11u8, d0u8); |
| q14u16 = vmull_u8(d12u8, d0u8); |
| |
| d2u8 = vext_u8(d2u8, d3u8, 1); |
| d5u8 = vext_u8(d5u8, d6u8, 1); |
| d8u8 = vext_u8(d8u8, d9u8, 1); |
| d11u8 = vext_u8(d11u8, d12u8, 1); |
| |
| q7u16 = vmlal_u8(q7u16, d2u8, d1u8); |
| q9u16 = vmlal_u8(q9u16, d5u8, d1u8); |
| q11u16 = vmlal_u8(q11u16, d8u8, d1u8); |
| q13u16 = vmlal_u8(q13u16, d11u8, d1u8); |
| |
| d3u8 = vext_u8(d3u8, d4u8, 1); |
| d6u8 = vext_u8(d6u8, d7u8, 1); |
| d9u8 = vext_u8(d9u8, d10u8, 1); |
| d12u8 = vext_u8(d12u8, d13u8, 1); |
| |
| q8u16 = vmlal_u8(q8u16, d3u8, d1u8); |
| q10u16 = vmlal_u8(q10u16, d6u8, d1u8); |
| q12u16 = vmlal_u8(q12u16, d9u8, d1u8); |
| q14u16 = vmlal_u8(q14u16, d12u8, d1u8); |
| |
| d14u8 = vqrshrn_n_u16(q7u16, 7); |
| d15u8 = vqrshrn_n_u16(q8u16, 7); |
| d16u8 = vqrshrn_n_u16(q9u16, 7); |
| d17u8 = vqrshrn_n_u16(q10u16, 7); |
| d18u8 = vqrshrn_n_u16(q11u16, 7); |
| d19u8 = vqrshrn_n_u16(q12u16, 7); |
| d20u8 = vqrshrn_n_u16(q13u16, 7); |
| d21u8 = vqrshrn_n_u16(q14u16, 7); |
| |
| q7u8 = vcombine_u8(d14u8, d15u8); |
| q8u8 = vcombine_u8(d16u8, d17u8); |
| q9u8 = vcombine_u8(d18u8, d19u8); |
| q10u8 = vcombine_u8(d20u8, d21u8); |
| |
| vst1q_u8((uint8_t *)tmpp2, q7u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q8u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q9u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q10u8); |
| tmpp2 += 16; |
| } |
| } else { |
| d0u8 = vdup_n_u8(bilinear_taps_coeff[xoffset][0]); |
| d1u8 = vdup_n_u8(bilinear_taps_coeff[xoffset][1]); |
| |
| d2u8 = vld1_u8(src_ptr); |
| d3u8 = vld1_u8(src_ptr + 8); |
| d4u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d5u8 = vld1_u8(src_ptr); |
| d6u8 = vld1_u8(src_ptr + 8); |
| d7u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d8u8 = vld1_u8(src_ptr); |
| d9u8 = vld1_u8(src_ptr + 8); |
| d10u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d11u8 = vld1_u8(src_ptr); |
| d12u8 = vld1_u8(src_ptr + 8); |
| d13u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| |
| // First Pass: output_height lines x output_width columns (17x16) |
| for (i = 3; i > 0; i--) { |
| q7u16 = vmull_u8(d2u8, d0u8); |
| q8u16 = vmull_u8(d3u8, d0u8); |
| q9u16 = vmull_u8(d5u8, d0u8); |
| q10u16 = vmull_u8(d6u8, d0u8); |
| q11u16 = vmull_u8(d8u8, d0u8); |
| q12u16 = vmull_u8(d9u8, d0u8); |
| q13u16 = vmull_u8(d11u8, d0u8); |
| q14u16 = vmull_u8(d12u8, d0u8); |
| |
| d2u8 = vext_u8(d2u8, d3u8, 1); |
| d5u8 = vext_u8(d5u8, d6u8, 1); |
| d8u8 = vext_u8(d8u8, d9u8, 1); |
| d11u8 = vext_u8(d11u8, d12u8, 1); |
| |
| q7u16 = vmlal_u8(q7u16, d2u8, d1u8); |
| q9u16 = vmlal_u8(q9u16, d5u8, d1u8); |
| q11u16 = vmlal_u8(q11u16, d8u8, d1u8); |
| q13u16 = vmlal_u8(q13u16, d11u8, d1u8); |
| |
| d3u8 = vext_u8(d3u8, d4u8, 1); |
| d6u8 = vext_u8(d6u8, d7u8, 1); |
| d9u8 = vext_u8(d9u8, d10u8, 1); |
| d12u8 = vext_u8(d12u8, d13u8, 1); |
| |
| q8u16 = vmlal_u8(q8u16, d3u8, d1u8); |
| q10u16 = vmlal_u8(q10u16, d6u8, d1u8); |
| q12u16 = vmlal_u8(q12u16, d9u8, d1u8); |
| q14u16 = vmlal_u8(q14u16, d12u8, d1u8); |
| |
| d14u8 = vqrshrn_n_u16(q7u16, 7); |
| d15u8 = vqrshrn_n_u16(q8u16, 7); |
| d16u8 = vqrshrn_n_u16(q9u16, 7); |
| d17u8 = vqrshrn_n_u16(q10u16, 7); |
| d18u8 = vqrshrn_n_u16(q11u16, 7); |
| d19u8 = vqrshrn_n_u16(q12u16, 7); |
| d20u8 = vqrshrn_n_u16(q13u16, 7); |
| d21u8 = vqrshrn_n_u16(q14u16, 7); |
| |
| d2u8 = vld1_u8(src_ptr); |
| d3u8 = vld1_u8(src_ptr + 8); |
| d4u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d5u8 = vld1_u8(src_ptr); |
| d6u8 = vld1_u8(src_ptr + 8); |
| d7u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d8u8 = vld1_u8(src_ptr); |
| d9u8 = vld1_u8(src_ptr + 8); |
| d10u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| d11u8 = vld1_u8(src_ptr); |
| d12u8 = vld1_u8(src_ptr + 8); |
| d13u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| |
| q7u8 = vcombine_u8(d14u8, d15u8); |
| q8u8 = vcombine_u8(d16u8, d17u8); |
| q9u8 = vcombine_u8(d18u8, d19u8); |
| q10u8 = vcombine_u8(d20u8, d21u8); |
| |
| vst1q_u8((uint8_t *)tmpp, q7u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q8u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q9u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q10u8); |
| tmpp += 16; |
| } |
| |
| // First-pass filtering for rest 5 lines |
| d14u8 = vld1_u8(src_ptr); |
| d15u8 = vld1_u8(src_ptr + 8); |
| d16u8 = vld1_u8(src_ptr + 16); |
| src_ptr += src_pixels_per_line; |
| |
| q9u16 = vmull_u8(d2u8, d0u8); |
| q10u16 = vmull_u8(d3u8, d0u8); |
| q11u16 = vmull_u8(d5u8, d0u8); |
| q12u16 = vmull_u8(d6u8, d0u8); |
| q13u16 = vmull_u8(d8u8, d0u8); |
| q14u16 = vmull_u8(d9u8, d0u8); |
| |
| d2u8 = vext_u8(d2u8, d3u8, 1); |
| d5u8 = vext_u8(d5u8, d6u8, 1); |
| d8u8 = vext_u8(d8u8, d9u8, 1); |
| |
| q9u16 = vmlal_u8(q9u16, d2u8, d1u8); |
| q11u16 = vmlal_u8(q11u16, d5u8, d1u8); |
| q13u16 = vmlal_u8(q13u16, d8u8, d1u8); |
| |
| d3u8 = vext_u8(d3u8, d4u8, 1); |
| d6u8 = vext_u8(d6u8, d7u8, 1); |
| d9u8 = vext_u8(d9u8, d10u8, 1); |
| |
| q10u16 = vmlal_u8(q10u16, d3u8, d1u8); |
| q12u16 = vmlal_u8(q12u16, d6u8, d1u8); |
| q14u16 = vmlal_u8(q14u16, d9u8, d1u8); |
| |
| q1u16 = vmull_u8(d11u8, d0u8); |
| q2u16 = vmull_u8(d12u8, d0u8); |
| q3u16 = vmull_u8(d14u8, d0u8); |
| q4u16 = vmull_u8(d15u8, d0u8); |
| |
| d11u8 = vext_u8(d11u8, d12u8, 1); |
| d14u8 = vext_u8(d14u8, d15u8, 1); |
| |
| q1u16 = vmlal_u8(q1u16, d11u8, d1u8); |
| q3u16 = vmlal_u8(q3u16, d14u8, d1u8); |
| |
| d12u8 = vext_u8(d12u8, d13u8, 1); |
| d15u8 = vext_u8(d15u8, d16u8, 1); |
| |
| q2u16 = vmlal_u8(q2u16, d12u8, d1u8); |
| q4u16 = vmlal_u8(q4u16, d15u8, d1u8); |
| |
| d10u8 = vqrshrn_n_u16(q9u16, 7); |
| d11u8 = vqrshrn_n_u16(q10u16, 7); |
| d12u8 = vqrshrn_n_u16(q11u16, 7); |
| d13u8 = vqrshrn_n_u16(q12u16, 7); |
| d14u8 = vqrshrn_n_u16(q13u16, 7); |
| d15u8 = vqrshrn_n_u16(q14u16, 7); |
| d16u8 = vqrshrn_n_u16(q1u16, 7); |
| d17u8 = vqrshrn_n_u16(q2u16, 7); |
| d18u8 = vqrshrn_n_u16(q3u16, 7); |
| d19u8 = vqrshrn_n_u16(q4u16, 7); |
| |
| q5u8 = vcombine_u8(d10u8, d11u8); |
| q6u8 = vcombine_u8(d12u8, d13u8); |
| q7u8 = vcombine_u8(d14u8, d15u8); |
| q8u8 = vcombine_u8(d16u8, d17u8); |
| q9u8 = vcombine_u8(d18u8, d19u8); |
| |
| vst1q_u8((uint8_t *)tmpp, q5u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q6u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q7u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q8u8); |
| tmpp += 16; |
| vst1q_u8((uint8_t *)tmpp, q9u8); |
| |
| // secondpass_filter |
| d0u8 = vdup_n_u8(bilinear_taps_coeff[yoffset][0]); |
| d1u8 = vdup_n_u8(bilinear_taps_coeff[yoffset][1]); |
| |
| tmpp = tmp; |
| tmpp2 = tmpp + 272; |
| q11u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| for (i = 4; i > 0; i--) { |
| q12u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q13u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q14u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q15u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| |
| q1u16 = vmull_u8(vget_low_u8(q11u8), d0u8); |
| q2u16 = vmull_u8(vget_high_u8(q11u8), d0u8); |
| q3u16 = vmull_u8(vget_low_u8(q12u8), d0u8); |
| q4u16 = vmull_u8(vget_high_u8(q12u8), d0u8); |
| q5u16 = vmull_u8(vget_low_u8(q13u8), d0u8); |
| q6u16 = vmull_u8(vget_high_u8(q13u8), d0u8); |
| q7u16 = vmull_u8(vget_low_u8(q14u8), d0u8); |
| q8u16 = vmull_u8(vget_high_u8(q14u8), d0u8); |
| |
| q1u16 = vmlal_u8(q1u16, vget_low_u8(q12u8), d1u8); |
| q2u16 = vmlal_u8(q2u16, vget_high_u8(q12u8), d1u8); |
| q3u16 = vmlal_u8(q3u16, vget_low_u8(q13u8), d1u8); |
| q4u16 = vmlal_u8(q4u16, vget_high_u8(q13u8), d1u8); |
| q5u16 = vmlal_u8(q5u16, vget_low_u8(q14u8), d1u8); |
| q6u16 = vmlal_u8(q6u16, vget_high_u8(q14u8), d1u8); |
| q7u16 = vmlal_u8(q7u16, vget_low_u8(q15u8), d1u8); |
| q8u16 = vmlal_u8(q8u16, vget_high_u8(q15u8), d1u8); |
| |
| d2u8 = vqrshrn_n_u16(q1u16, 7); |
| d3u8 = vqrshrn_n_u16(q2u16, 7); |
| d4u8 = vqrshrn_n_u16(q3u16, 7); |
| d5u8 = vqrshrn_n_u16(q4u16, 7); |
| d6u8 = vqrshrn_n_u16(q5u16, 7); |
| d7u8 = vqrshrn_n_u16(q6u16, 7); |
| d8u8 = vqrshrn_n_u16(q7u16, 7); |
| d9u8 = vqrshrn_n_u16(q8u16, 7); |
| |
| q1u8 = vcombine_u8(d2u8, d3u8); |
| q2u8 = vcombine_u8(d4u8, d5u8); |
| q3u8 = vcombine_u8(d6u8, d7u8); |
| q4u8 = vcombine_u8(d8u8, d9u8); |
| |
| q11u8 = q15u8; |
| |
| vst1q_u8((uint8_t *)tmpp2, q1u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q2u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q3u8); |
| tmpp2 += 16; |
| vst1q_u8((uint8_t *)tmpp2, q4u8); |
| tmpp2 += 16; |
| } |
| } |
| |
| // sub_pixel_variance16x16_neon |
| q8s32 = vdupq_n_s32(0); |
| q9s32 = vdupq_n_s32(0); |
| q10s32 = vdupq_n_s32(0); |
| |
| tmpp = tmp + 272; |
| for (i = 0; i < 8; i++) { // sub_pixel_variance16x16_neon_loop |
| q0u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q1u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q2u8 = vld1q_u8(dst_ptr); |
| dst_ptr += dst_pixels_per_line; |
| q3u8 = vld1q_u8(dst_ptr); |
| dst_ptr += dst_pixels_per_line; |
| |
| d0u8 = vget_low_u8(q0u8); |
| d1u8 = vget_high_u8(q0u8); |
| d2u8 = vget_low_u8(q1u8); |
| d3u8 = vget_high_u8(q1u8); |
| |
| q11u16 = vsubl_u8(d0u8, vget_low_u8(q2u8)); |
| q12u16 = vsubl_u8(d1u8, vget_high_u8(q2u8)); |
| q13u16 = vsubl_u8(d2u8, vget_low_u8(q3u8)); |
| q14u16 = vsubl_u8(d3u8, vget_high_u8(q3u8)); |
| |
| d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); |
| d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16)); |
| q9s32 = vmlal_s16(q9s32, d22s16, d22s16); |
| q10s32 = vmlal_s16(q10s32, d23s16, d23s16); |
| |
| d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); |
| d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16)); |
| q9s32 = vmlal_s16(q9s32, d24s16, d24s16); |
| q10s32 = vmlal_s16(q10s32, d25s16, d25s16); |
| |
| d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); |
| d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q13u16)); |
| q9s32 = vmlal_s16(q9s32, d26s16, d26s16); |
| q10s32 = vmlal_s16(q10s32, d27s16, d27s16); |
| |
| d28s16 = vreinterpret_s16_u16(vget_low_u16(q14u16)); |
| d29s16 = vreinterpret_s16_u16(vget_high_u16(q14u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q14u16)); |
| q9s32 = vmlal_s16(q9s32, d28s16, d28s16); |
| q10s32 = vmlal_s16(q10s32, d29s16, d29s16); |
| } |
| |
| q10s32 = vaddq_s32(q10s32, q9s32); |
| q0s64 = vpaddlq_s32(q8s32); |
| q1s64 = vpaddlq_s32(q10s32); |
| |
| d0s64 = vget_low_s64(q0s64); |
| d1s64 = vget_high_s64(q0s64); |
| d2s64 = vget_low_s64(q1s64); |
| d3s64 = vget_high_s64(q1s64); |
| d0s64 = vadd_s64(d0s64, d1s64); |
| d1s64 = vadd_s64(d2s64, d3s64); |
| |
| q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64), |
| vreinterpret_s32_s64(d0s64)); |
| vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0); |
| |
| d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 8); |
| d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32); |
| |
| return vget_lane_u32(d0u32, 0); |
| } |
| |
| unsigned int vp8_variance_halfpixvar16x16_h_neon( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| int i; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8; |
| int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; |
| int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; |
| uint32x2_t d0u32, d10u32; |
| int64x1_t d0s64, d1s64, d2s64, d3s64; |
| uint8x16_t q0u8, q1u8, q2u8, q3u8, q4u8, q5u8, q6u8; |
| uint8x16_t q7u8, q11u8, q12u8, q13u8, q14u8; |
| uint16x8_t q0u16, q1u16, q2u16, q3u16, q4u16, q5u16, q6u16, q7u16; |
| int32x4_t q8s32, q9s32, q10s32; |
| int64x2_t q0s64, q1s64, q5s64; |
| |
| q8s32 = vdupq_n_s32(0); |
| q9s32 = vdupq_n_s32(0); |
| q10s32 = vdupq_n_s32(0); |
| |
| for (i = 0; i < 4; i++) { // vp8_filt_fpo16x16s_4_0_loop_neon |
| q0u8 = vld1q_u8(src_ptr); |
| q1u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q2u8 = vld1q_u8(src_ptr); |
| q3u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q4u8 = vld1q_u8(src_ptr); |
| q5u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q6u8 = vld1q_u8(src_ptr); |
| q7u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| |
| q11u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q12u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q13u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q14u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| |
| q1u8 = vextq_u8(q0u8, q1u8, 1); |
| q3u8 = vextq_u8(q2u8, q3u8, 1); |
| q5u8 = vextq_u8(q4u8, q5u8, 1); |
| q7u8 = vextq_u8(q6u8, q7u8, 1); |
| |
| q0u8 = vrhaddq_u8(q0u8, q1u8); |
| q1u8 = vrhaddq_u8(q2u8, q3u8); |
| q2u8 = vrhaddq_u8(q4u8, q5u8); |
| q3u8 = vrhaddq_u8(q6u8, q7u8); |
| |
| d0u8 = vget_low_u8(q0u8); |
| d1u8 = vget_high_u8(q0u8); |
| d2u8 = vget_low_u8(q1u8); |
| d3u8 = vget_high_u8(q1u8); |
| d4u8 = vget_low_u8(q2u8); |
| d5u8 = vget_high_u8(q2u8); |
| d6u8 = vget_low_u8(q3u8); |
| d7u8 = vget_high_u8(q3u8); |
| |
| q4u16 = vsubl_u8(d0u8, vget_low_u8(q11u8)); |
| q5u16 = vsubl_u8(d1u8, vget_high_u8(q11u8)); |
| q6u16 = vsubl_u8(d2u8, vget_low_u8(q12u8)); |
| q7u16 = vsubl_u8(d3u8, vget_high_u8(q12u8)); |
| q0u16 = vsubl_u8(d4u8, vget_low_u8(q13u8)); |
| q1u16 = vsubl_u8(d5u8, vget_high_u8(q13u8)); |
| q2u16 = vsubl_u8(d6u8, vget_low_u8(q14u8)); |
| q3u16 = vsubl_u8(d7u8, vget_high_u8(q14u8)); |
| |
| d8s16 = vreinterpret_s16_u16(vget_low_u16(q4u16)); |
| d9s16 = vreinterpret_s16_u16(vget_high_u16(q4u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q4u16)); |
| q9s32 = vmlal_s16(q9s32, d8s16, d8s16); |
| q10s32 = vmlal_s16(q10s32, d9s16, d9s16); |
| d10s16 = vreinterpret_s16_u16(vget_low_u16(q5u16)); |
| d11s16 = vreinterpret_s16_u16(vget_high_u16(q5u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q5u16)); |
| q9s32 = vmlal_s16(q9s32, d10s16, d10s16); |
| q10s32 = vmlal_s16(q10s32, d11s16, d11s16); |
| d12s16 = vreinterpret_s16_u16(vget_low_u16(q6u16)); |
| d13s16 = vreinterpret_s16_u16(vget_high_u16(q6u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q6u16)); |
| q9s32 = vmlal_s16(q9s32, d12s16, d12s16); |
| q10s32 = vmlal_s16(q10s32, d13s16, d13s16); |
| d14s16 = vreinterpret_s16_u16(vget_low_u16(q7u16)); |
| d15s16 = vreinterpret_s16_u16(vget_high_u16(q7u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q7u16)); |
| q9s32 = vmlal_s16(q9s32, d14s16, d14s16); |
| q10s32 = vmlal_s16(q10s32, d15s16, d15s16); |
| d0s16 = vreinterpret_s16_u16(vget_low_u16(q0u16)); |
| d1s16 = vreinterpret_s16_u16(vget_high_u16(q0u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q0u16)); |
| q9s32 = vmlal_s16(q9s32, d0s16, d0s16); |
| q10s32 = vmlal_s16(q10s32, d1s16, d1s16); |
| d2s16 = vreinterpret_s16_u16(vget_low_u16(q1u16)); |
| d3s16 = vreinterpret_s16_u16(vget_high_u16(q1u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q1u16)); |
| q9s32 = vmlal_s16(q9s32, d2s16, d2s16); |
| q10s32 = vmlal_s16(q10s32, d3s16, d3s16); |
| d4s16 = vreinterpret_s16_u16(vget_low_u16(q2u16)); |
| d5s16 = vreinterpret_s16_u16(vget_high_u16(q2u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q2u16)); |
| q9s32 = vmlal_s16(q9s32, d4s16, d4s16); |
| q10s32 = vmlal_s16(q10s32, d5s16, d5s16); |
| d6s16 = vreinterpret_s16_u16(vget_low_u16(q3u16)); |
| d7s16 = vreinterpret_s16_u16(vget_high_u16(q3u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q3u16)); |
| q9s32 = vmlal_s16(q9s32, d6s16, d6s16); |
| q10s32 = vmlal_s16(q10s32, d7s16, d7s16); |
| } |
| |
| q10s32 = vaddq_s32(q10s32, q9s32); |
| q0s64 = vpaddlq_s32(q8s32); |
| q1s64 = vpaddlq_s32(q10s32); |
| |
| d0s64 = vget_low_s64(q0s64); |
| d1s64 = vget_high_s64(q0s64); |
| d2s64 = vget_low_s64(q1s64); |
| d3s64 = vget_high_s64(q1s64); |
| d0s64 = vadd_s64(d0s64, d1s64); |
| d1s64 = vadd_s64(d2s64, d3s64); |
| |
| q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64), |
| vreinterpret_s32_s64(d0s64)); |
| vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0); |
| |
| d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 8); |
| d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32); |
| |
| return vget_lane_u32(d0u32, 0); |
| } |
| |
| unsigned int vp8_variance_halfpixvar16x16_v_neon( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| int i; |
| uint8x8_t d0u8, d1u8, d4u8, d5u8, d8u8, d9u8, d12u8, d13u8; |
| int16x4_t d22s16, d23s16, d24s16, d25s16, d26s16, d27s16, d28s16, d29s16; |
| int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; |
| uint32x2_t d0u32, d10u32; |
| int64x1_t d0s64, d1s64, d2s64, d3s64; |
| uint8x16_t q0u8, q1u8, q2u8, q3u8, q4u8, q5u8, q6u8, q7u8, q15u8; |
| uint16x8_t q0u16, q1u16, q2u16, q3u16, q11u16, q12u16, q13u16, q14u16; |
| int32x4_t q8s32, q9s32, q10s32; |
| int64x2_t q0s64, q1s64, q5s64; |
| |
| q8s32 = vdupq_n_s32(0); |
| q9s32 = vdupq_n_s32(0); |
| q10s32 = vdupq_n_s32(0); |
| |
| q0u8 = vld1q_u8(src_ptr); |
| src_ptr += source_stride; |
| for (i = 0; i < 4; i++) { // vp8_filt_fpo16x16s_4_0_loop_neon |
| q2u8 = vld1q_u8(src_ptr); |
| src_ptr += source_stride; |
| q4u8 = vld1q_u8(src_ptr); |
| src_ptr += source_stride; |
| q6u8 = vld1q_u8(src_ptr); |
| src_ptr += source_stride; |
| q15u8 = vld1q_u8(src_ptr); |
| src_ptr += source_stride; |
| |
| q1u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q3u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q5u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q7u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| |
| q0u8 = vrhaddq_u8(q0u8, q2u8); |
| q2u8 = vrhaddq_u8(q2u8, q4u8); |
| q4u8 = vrhaddq_u8(q4u8, q6u8); |
| q6u8 = vrhaddq_u8(q6u8, q15u8); |
| |
| d0u8 = vget_low_u8(q0u8); |
| d1u8 = vget_high_u8(q0u8); |
| d4u8 = vget_low_u8(q2u8); |
| d5u8 = vget_high_u8(q2u8); |
| d8u8 = vget_low_u8(q4u8); |
| d9u8 = vget_high_u8(q4u8); |
| d12u8 = vget_low_u8(q6u8); |
| d13u8 = vget_high_u8(q6u8); |
| |
| q11u16 = vsubl_u8(d0u8, vget_low_u8(q1u8)); |
| q12u16 = vsubl_u8(d1u8, vget_high_u8(q1u8)); |
| q13u16 = vsubl_u8(d4u8, vget_low_u8(q3u8)); |
| q14u16 = vsubl_u8(d5u8, vget_high_u8(q3u8)); |
| q0u16 = vsubl_u8(d8u8, vget_low_u8(q5u8)); |
| q1u16 = vsubl_u8(d9u8, vget_high_u8(q5u8)); |
| q2u16 = vsubl_u8(d12u8, vget_low_u8(q7u8)); |
| q3u16 = vsubl_u8(d13u8, vget_high_u8(q7u8)); |
| |
| d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); |
| d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q11u16)); |
| q9s32 = vmlal_s16(q9s32, d22s16, d22s16); |
| q10s32 = vmlal_s16(q10s32, d23s16, d23s16); |
| d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); |
| d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q12u16)); |
| q9s32 = vmlal_s16(q9s32, d24s16, d24s16); |
| q10s32 = vmlal_s16(q10s32, d25s16, d25s16); |
| d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); |
| d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q13u16)); |
| q9s32 = vmlal_s16(q9s32, d26s16, d26s16); |
| q10s32 = vmlal_s16(q10s32, d27s16, d27s16); |
| d28s16 = vreinterpret_s16_u16(vget_low_u16(q14u16)); |
| d29s16 = vreinterpret_s16_u16(vget_high_u16(q14u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q14u16)); |
| q9s32 = vmlal_s16(q9s32, d28s16, d28s16); |
| q10s32 = vmlal_s16(q10s32, d29s16, d29s16); |
| d0s16 = vreinterpret_s16_u16(vget_low_u16(q0u16)); |
| d1s16 = vreinterpret_s16_u16(vget_high_u16(q0u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q0u16)); |
| q9s32 = vmlal_s16(q9s32, d0s16, d0s16); |
| q10s32 = vmlal_s16(q10s32, d1s16, d1s16); |
| d2s16 = vreinterpret_s16_u16(vget_low_u16(q1u16)); |
| d3s16 = vreinterpret_s16_u16(vget_high_u16(q1u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q1u16)); |
| q9s32 = vmlal_s16(q9s32, d2s16, d2s16); |
| q10s32 = vmlal_s16(q10s32, d3s16, d3s16); |
| d4s16 = vreinterpret_s16_u16(vget_low_u16(q2u16)); |
| d5s16 = vreinterpret_s16_u16(vget_high_u16(q2u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q2u16)); |
| q9s32 = vmlal_s16(q9s32, d4s16, d4s16); |
| q10s32 = vmlal_s16(q10s32, d5s16, d5s16); |
| d6s16 = vreinterpret_s16_u16(vget_low_u16(q3u16)); |
| d7s16 = vreinterpret_s16_u16(vget_high_u16(q3u16)); |
| q8s32 = vpadalq_s16(q8s32, vreinterpretq_s16_u16(q3u16)); |
| q9s32 = vmlal_s16(q9s32, d6s16, d6s16); |
| q10s32 = vmlal_s16(q10s32, d7s16, d7s16); |
| |
| q0u8 = q15u8; |
| } |
| |
| q10s32 = vaddq_s32(q10s32, q9s32); |
| q0s64 = vpaddlq_s32(q8s32); |
| q1s64 = vpaddlq_s32(q10s32); |
| |
| d0s64 = vget_low_s64(q0s64); |
| d1s64 = vget_high_s64(q0s64); |
| d2s64 = vget_low_s64(q1s64); |
| d3s64 = vget_high_s64(q1s64); |
| d0s64 = vadd_s64(d0s64, d1s64); |
| d1s64 = vadd_s64(d2s64, d3s64); |
| |
| q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64), |
| vreinterpret_s32_s64(d0s64)); |
| vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0); |
| |
| d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 8); |
| d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32); |
| |
| return vget_lane_u32(d0u32, 0); |
| } |
| |
| unsigned int vp8_variance_halfpixvar16x16_hv_neon( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| int i; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8; |
| int16x4_t d0s16, d1s16, d2s16, d3s16, d10s16, d11s16, d12s16, d13s16; |
| int16x4_t d18s16, d19s16, d20s16, d21s16, d22s16, d23s16, d24s16, d25s16; |
| uint32x2_t d0u32, d10u32; |
| int64x1_t d0s64, d1s64, d2s64, d3s64; |
| uint8x16_t q0u8, q1u8, q2u8, q3u8, q4u8, q5u8, q6u8, q7u8, q8u8, q9u8; |
| uint16x8_t q0u16, q1u16, q5u16, q6u16, q9u16, q10u16, q11u16, q12u16; |
| int32x4_t q13s32, q14s32, q15s32; |
| int64x2_t q0s64, q1s64, q5s64; |
| |
| q13s32 = vdupq_n_s32(0); |
| q14s32 = vdupq_n_s32(0); |
| q15s32 = vdupq_n_s32(0); |
| |
| q0u8 = vld1q_u8(src_ptr); |
| q1u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q1u8 = vextq_u8(q0u8, q1u8, 1); |
| q0u8 = vrhaddq_u8(q0u8, q1u8); |
| for (i = 0; i < 4; i++) { // vp8_filt_fpo16x16s_4_0_loop_neon |
| q2u8 = vld1q_u8(src_ptr); |
| q3u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q4u8 = vld1q_u8(src_ptr); |
| q5u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q6u8 = vld1q_u8(src_ptr); |
| q7u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| q8u8 = vld1q_u8(src_ptr); |
| q9u8 = vld1q_u8(src_ptr + 16); |
| src_ptr += source_stride; |
| |
| q3u8 = vextq_u8(q2u8, q3u8, 1); |
| q5u8 = vextq_u8(q4u8, q5u8, 1); |
| q7u8 = vextq_u8(q6u8, q7u8, 1); |
| q9u8 = vextq_u8(q8u8, q9u8, 1); |
| |
| q1u8 = vrhaddq_u8(q2u8, q3u8); |
| q2u8 = vrhaddq_u8(q4u8, q5u8); |
| q3u8 = vrhaddq_u8(q6u8, q7u8); |
| q4u8 = vrhaddq_u8(q8u8, q9u8); |
| q0u8 = vrhaddq_u8(q0u8, q1u8); |
| q1u8 = vrhaddq_u8(q1u8, q2u8); |
| q2u8 = vrhaddq_u8(q2u8, q3u8); |
| q3u8 = vrhaddq_u8(q3u8, q4u8); |
| |
| q5u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q6u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q7u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| q8u8 = vld1q_u8(ref_ptr); |
| ref_ptr += recon_stride; |
| |
| d0u8 = vget_low_u8(q0u8); |
| d1u8 = vget_high_u8(q0u8); |
| d2u8 = vget_low_u8(q1u8); |
| d3u8 = vget_high_u8(q1u8); |
| d4u8 = vget_low_u8(q2u8); |
| d5u8 = vget_high_u8(q2u8); |
| d6u8 = vget_low_u8(q3u8); |
| d7u8 = vget_high_u8(q3u8); |
| |
| q9u16 = vsubl_u8(d0u8, vget_low_u8(q5u8)); |
| q10u16 = vsubl_u8(d1u8, vget_high_u8(q5u8)); |
| q11u16 = vsubl_u8(d2u8, vget_low_u8(q6u8)); |
| q12u16 = vsubl_u8(d3u8, vget_high_u8(q6u8)); |
| q0u16 = vsubl_u8(d4u8, vget_low_u8(q7u8)); |
| q1u16 = vsubl_u8(d5u8, vget_high_u8(q7u8)); |
| q5u16 = vsubl_u8(d6u8, vget_low_u8(q8u8)); |
| q6u16 = vsubl_u8(d7u8, vget_high_u8(q8u8)); |
| |
| d18s16 = vreinterpret_s16_u16(vget_low_u16(q9u16)); |
| d19s16 = vreinterpret_s16_u16(vget_high_u16(q9u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q9u16)); |
| q14s32 = vmlal_s16(q14s32, d18s16, d18s16); |
| q15s32 = vmlal_s16(q15s32, d19s16, d19s16); |
| |
| d20s16 = vreinterpret_s16_u16(vget_low_u16(q10u16)); |
| d21s16 = vreinterpret_s16_u16(vget_high_u16(q10u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q10u16)); |
| q14s32 = vmlal_s16(q14s32, d20s16, d20s16); |
| q15s32 = vmlal_s16(q15s32, d21s16, d21s16); |
| |
| d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); |
| d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q11u16)); |
| q14s32 = vmlal_s16(q14s32, d22s16, d22s16); |
| q15s32 = vmlal_s16(q15s32, d23s16, d23s16); |
| |
| d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); |
| d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q12u16)); |
| q14s32 = vmlal_s16(q14s32, d24s16, d24s16); |
| q15s32 = vmlal_s16(q15s32, d25s16, d25s16); |
| |
| d0s16 = vreinterpret_s16_u16(vget_low_u16(q0u16)); |
| d1s16 = vreinterpret_s16_u16(vget_high_u16(q0u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q0u16)); |
| q14s32 = vmlal_s16(q14s32, d0s16, d0s16); |
| q15s32 = vmlal_s16(q15s32, d1s16, d1s16); |
| |
| d2s16 = vreinterpret_s16_u16(vget_low_u16(q1u16)); |
| d3s16 = vreinterpret_s16_u16(vget_high_u16(q1u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q1u16)); |
| q14s32 = vmlal_s16(q14s32, d2s16, d2s16); |
| q15s32 = vmlal_s16(q15s32, d3s16, d3s16); |
| |
| d10s16 = vreinterpret_s16_u16(vget_low_u16(q5u16)); |
| d11s16 = vreinterpret_s16_u16(vget_high_u16(q5u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q5u16)); |
| q14s32 = vmlal_s16(q14s32, d10s16, d10s16); |
| q15s32 = vmlal_s16(q15s32, d11s16, d11s16); |
| |
| d12s16 = vreinterpret_s16_u16(vget_low_u16(q6u16)); |
| d13s16 = vreinterpret_s16_u16(vget_high_u16(q6u16)); |
| q13s32 = vpadalq_s16(q13s32, vreinterpretq_s16_u16(q6u16)); |
| q14s32 = vmlal_s16(q14s32, d12s16, d12s16); |
| q15s32 = vmlal_s16(q15s32, d13s16, d13s16); |
| |
| q0u8 = q4u8; |
| } |
| |
| q15s32 = vaddq_s32(q14s32, q15s32); |
| q0s64 = vpaddlq_s32(q13s32); |
| q1s64 = vpaddlq_s32(q15s32); |
| |
| d0s64 = vget_low_s64(q0s64); |
| d1s64 = vget_high_s64(q0s64); |
| d2s64 = vget_low_s64(q1s64); |
| d3s64 = vget_high_s64(q1s64); |
| d0s64 = vadd_s64(d0s64, d1s64); |
| d1s64 = vadd_s64(d2s64, d3s64); |
| |
| q5s64 = vmull_s32(vreinterpret_s32_s64(d0s64), |
| vreinterpret_s32_s64(d0s64)); |
| vst1_lane_u32((uint32_t *)sse, vreinterpret_u32_s64(d1s64), 0); |
| |
| d10u32 = vshr_n_u32(vreinterpret_u32_s64(vget_low_s64(q5s64)), 8); |
| d0u32 = vsub_u32(vreinterpret_u32_s64(d1s64), d10u32); |
| |
| return vget_lane_u32(d0u32, 0); |
| } |
| |
| #define FILTER_BITS 7 |
| |
| static INLINE int horizontal_add_s16x8(const int16x8_t v_16x8) { |
| const int32x4_t a = vpaddlq_s16(v_16x8); |
| const int64x2_t b = vpaddlq_s32(a); |
| const int32x2_t c = vadd_s32(vreinterpret_s32_s64(vget_low_s64(b)), |
| vreinterpret_s32_s64(vget_high_s64(b))); |
| return vget_lane_s32(c, 0); |
| } |
| |
| static INLINE int horizontal_add_s32x4(const int32x4_t v_32x4) { |
| const int64x2_t b = vpaddlq_s32(v_32x4); |
| const int32x2_t c = vadd_s32(vreinterpret_s32_s64(vget_low_s64(b)), |
| vreinterpret_s32_s64(vget_high_s64(b))); |
| return vget_lane_s32(c, 0); |
| } |
| |
| static void variance_neon_w8(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; |
| int16x8_t v_sum = vdupq_n_s16(0); |
| int32x4_t v_sse_lo = vdupq_n_s32(0); |
| int32x4_t v_sse_hi = vdupq_n_s32(0); |
| |
| for (i = 0; i < h; ++i) { |
| for (j = 0; j < w; j += 8) { |
| const uint8x8_t v_a = vld1_u8(&a[j]); |
| const uint8x8_t v_b = vld1_u8(&b[j]); |
| const uint16x8_t v_diff = vsubl_u8(v_a, v_b); |
| const int16x8_t sv_diff = vreinterpretq_s16_u16(v_diff); |
| v_sum = vaddq_s16(v_sum, sv_diff); |
| v_sse_lo = vmlal_s16(v_sse_lo, |
| vget_low_s16(sv_diff), |
| vget_low_s16(sv_diff)); |
| v_sse_hi = vmlal_s16(v_sse_hi, |
| vget_high_s16(sv_diff), |
| vget_high_s16(sv_diff)); |
| } |
| a += a_stride; |
| b += b_stride; |
| } |
| |
| *sum = horizontal_add_s16x8(v_sum); |
| *sse = (unsigned int)horizontal_add_s32x4(vaddq_s32(v_sse_lo, v_sse_hi)); |
| } |
| |
| static unsigned int variance8x8_neon(const uint8_t *a, int a_stride, |
| const uint8_t *b, int b_stride, |
| unsigned int *sse) { |
| int sum; |
| variance_neon_w8(a, a_stride, b, b_stride, 8, 8, sse, &sum); |
| return *sse - (((int64_t)sum * sum) / (8 * 8)); |
| } |
| |
| static void var_filter_block2d_bil_w8(const uint8_t *src_ptr, |
| uint8_t *output_ptr, |
| unsigned int src_pixels_per_line, |
| int pixel_step, |
| unsigned int output_height, |
| unsigned int output_width, |
| const uint16_t *vpx_filter) { |
| const uint8x8_t f0 = vmov_n_u8((uint8_t)vpx_filter[0]); |
| const uint8x8_t f1 = vmov_n_u8((uint8_t)vpx_filter[1]); |
| unsigned int i; |
| for (i = 0; i < output_height; ++i) { |
| const uint8x8_t src_0 = vld1_u8(&src_ptr[0]); |
| const uint8x8_t src_1 = vld1_u8(&src_ptr[pixel_step]); |
| const uint16x8_t a = vmull_u8(src_0, f0); |
| const uint16x8_t b = vmlal_u8(a, src_1, f1); |
| const uint8x8_t out = vrshrn_n_u16(b, FILTER_BITS); |
| vst1_u8(&output_ptr[0], out); |
| // Next row... |
| src_ptr += src_pixels_per_line; |
| output_ptr += output_width; |
| } |
| } |
| |
| unsigned int vp8_sub_pixel_variance8x8_neon( |
| const unsigned char *src, |
| int src_stride, |
| int xoffset, |
| int yoffset, |
| const unsigned char *dst, |
| int dst_stride, |
| unsigned int *sse) { |
| DECLARE_ALIGNED(16, uint8_t, temp2[9 * 8]); |
| DECLARE_ALIGNED(16, uint8_t, fdata3[9 * 8]); |
| if (xoffset == 0) { |
| var_filter_block2d_bil_w8(src, temp2, src_stride, 8, 8, |
| 8, bilinear_taps_coeff[yoffset]); |
| } else if (yoffset == 0) { |
| var_filter_block2d_bil_w8(src, temp2, src_stride, 1, |
| 9, 8, |
| bilinear_taps_coeff[xoffset]); |
| } else { |
| var_filter_block2d_bil_w8(src, fdata3, src_stride, 1, |
| 9, 8, |
| bilinear_taps_coeff[xoffset]); |
| var_filter_block2d_bil_w8(fdata3, temp2, 8, 8, 8, |
| 8, bilinear_taps_coeff[yoffset]); |
| } |
| return variance8x8_neon(temp2, 8, dst, dst_stride, sse); |
| } |
