/* * Copyright (c) 2018, 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 #include #include "config/aom_config.h" #include "config/av1_rtcd.h" #include "aom_dsp/aom_dsp_common.h" #include "aom_dsp/txfm_common.h" #include "aom_mem/aom_mem.h" #include "aom_ports/mem.h" #include "av1/common/av1_common_int.h" #include "av1/common/common.h" #include "av1/common/resize.h" #include "av1/common/restoration.h" #include "av1/common/arm/mem_neon.h" #include "av1/common/arm/transpose_neon.h" // Constants used for right shift in final_filter calculation. #define NB_EVEN 5 #define NB_ODD 4 static INLINE void calc_ab_fast_internal_common( uint32x4_t s0, uint32x4_t s1, uint32x4_t s2, uint32x4_t s3, uint32x4_t s4, uint32x4_t s5, uint32x4_t s6, uint32x4_t s7, int32x4_t sr4, int32x4_t sr5, int32x4_t sr6, int32x4_t sr7, uint32x4_t const_n_val, uint32x4_t s_vec, uint32x4_t const_val, uint32x4_t one_by_n_minus_1_vec, uint16x4_t sgrproj_sgr, int32_t *src1, uint16_t *dst_A16, int32_t *src2, const int buf_stride) { uint32x4_t q0, q1, q2, q3; uint32x4_t p0, p1, p2, p3; uint16x4_t d0, d1, d2, d3; s0 = vmulq_u32(s0, const_n_val); s1 = vmulq_u32(s1, const_n_val); s2 = vmulq_u32(s2, const_n_val); s3 = vmulq_u32(s3, const_n_val); q0 = vmulq_u32(s4, s4); q1 = vmulq_u32(s5, s5); q2 = vmulq_u32(s6, s6); q3 = vmulq_u32(s7, s7); p0 = vcleq_u32(q0, s0); p1 = vcleq_u32(q1, s1); p2 = vcleq_u32(q2, s2); p3 = vcleq_u32(q3, s3); q0 = vsubq_u32(s0, q0); q1 = vsubq_u32(s1, q1); q2 = vsubq_u32(s2, q2); q3 = vsubq_u32(s3, q3); p0 = vandq_u32(p0, q0); p1 = vandq_u32(p1, q1); p2 = vandq_u32(p2, q2); p3 = vandq_u32(p3, q3); p0 = vmulq_u32(p0, s_vec); p1 = vmulq_u32(p1, s_vec); p2 = vmulq_u32(p2, s_vec); p3 = vmulq_u32(p3, s_vec); p0 = vrshrq_n_u32(p0, SGRPROJ_MTABLE_BITS); p1 = vrshrq_n_u32(p1, SGRPROJ_MTABLE_BITS); p2 = vrshrq_n_u32(p2, SGRPROJ_MTABLE_BITS); p3 = vrshrq_n_u32(p3, SGRPROJ_MTABLE_BITS); p0 = vminq_u32(p0, const_val); p1 = vminq_u32(p1, const_val); p2 = vminq_u32(p2, const_val); p3 = vminq_u32(p3, const_val); { store_u32_4x4((uint32_t *)src1, buf_stride, p0, p1, p2, p3); for (int x = 0; x < 4; x++) { for (int y = 0; y < 4; y++) { dst_A16[x * buf_stride + y] = av1_x_by_xplus1[src1[x * buf_stride + y]]; } } load_u16_4x4(dst_A16, buf_stride, &d0, &d1, &d2, &d3); } p0 = vsubl_u16(sgrproj_sgr, d0); p1 = vsubl_u16(sgrproj_sgr, d1); p2 = vsubl_u16(sgrproj_sgr, d2); p3 = vsubl_u16(sgrproj_sgr, d3); s4 = vmulq_u32(vreinterpretq_u32_s32(sr4), one_by_n_minus_1_vec); s5 = vmulq_u32(vreinterpretq_u32_s32(sr5), one_by_n_minus_1_vec); s6 = vmulq_u32(vreinterpretq_u32_s32(sr6), one_by_n_minus_1_vec); s7 = vmulq_u32(vreinterpretq_u32_s32(sr7), one_by_n_minus_1_vec); s4 = vmulq_u32(s4, p0); s5 = vmulq_u32(s5, p1); s6 = vmulq_u32(s6, p2); s7 = vmulq_u32(s7, p3); p0 = vrshrq_n_u32(s4, SGRPROJ_RECIP_BITS); p1 = vrshrq_n_u32(s5, SGRPROJ_RECIP_BITS); p2 = vrshrq_n_u32(s6, SGRPROJ_RECIP_BITS); p3 = vrshrq_n_u32(s7, SGRPROJ_RECIP_BITS); store_s32_4x4(src2, buf_stride, vreinterpretq_s32_u32(p0), vreinterpretq_s32_u32(p1), vreinterpretq_s32_u32(p2), vreinterpretq_s32_u32(p3)); } static INLINE void calc_ab_internal_common( uint32x4_t s0, uint32x4_t s1, uint32x4_t s2, uint32x4_t s3, uint32x4_t s4, uint32x4_t s5, uint32x4_t s6, uint32x4_t s7, uint16x8_t s16_0, uint16x8_t s16_1, uint16x8_t s16_2, uint16x8_t s16_3, uint16x8_t s16_4, uint16x8_t s16_5, uint16x8_t s16_6, uint16x8_t s16_7, uint32x4_t const_n_val, uint32x4_t s_vec, uint32x4_t const_val, uint16x4_t one_by_n_minus_1_vec, uint16x8_t sgrproj_sgr, int32_t *src1, uint16_t *dst_A16, int32_t *dst2, const int buf_stride) { uint16x4_t d0, d1, d2, d3, d4, d5, d6, d7; uint32x4_t q0, q1, q2, q3, q4, q5, q6, q7; uint32x4_t p0, p1, p2, p3, p4, p5, p6, p7; s0 = vmulq_u32(s0, const_n_val); s1 = vmulq_u32(s1, const_n_val); s2 = vmulq_u32(s2, const_n_val); s3 = vmulq_u32(s3, const_n_val); s4 = vmulq_u32(s4, const_n_val); s5 = vmulq_u32(s5, const_n_val); s6 = vmulq_u32(s6, const_n_val); s7 = vmulq_u32(s7, const_n_val); d0 = vget_low_u16(s16_4); d1 = vget_low_u16(s16_5); d2 = vget_low_u16(s16_6); d3 = vget_low_u16(s16_7); d4 = vget_high_u16(s16_4); d5 = vget_high_u16(s16_5); d6 = vget_high_u16(s16_6); d7 = vget_high_u16(s16_7); q0 = vmull_u16(d0, d0); q1 = vmull_u16(d1, d1); q2 = vmull_u16(d2, d2); q3 = vmull_u16(d3, d3); q4 = vmull_u16(d4, d4); q5 = vmull_u16(d5, d5); q6 = vmull_u16(d6, d6); q7 = vmull_u16(d7, d7); p0 = vcleq_u32(q0, s0); p1 = vcleq_u32(q1, s1); p2 = vcleq_u32(q2, s2); p3 = vcleq_u32(q3, s3); p4 = vcleq_u32(q4, s4); p5 = vcleq_u32(q5, s5); p6 = vcleq_u32(q6, s6); p7 = vcleq_u32(q7, s7); q0 = vsubq_u32(s0, q0); q1 = vsubq_u32(s1, q1); q2 = vsubq_u32(s2, q2); q3 = vsubq_u32(s3, q3); q4 = vsubq_u32(s4, q4); q5 = vsubq_u32(s5, q5); q6 = vsubq_u32(s6, q6); q7 = vsubq_u32(s7, q7); p0 = vandq_u32(p0, q0); p1 = vandq_u32(p1, q1); p2 = vandq_u32(p2, q2); p3 = vandq_u32(p3, q3); p4 = vandq_u32(p4, q4); p5 = vandq_u32(p5, q5); p6 = vandq_u32(p6, q6); p7 = vandq_u32(p7, q7); p0 = vmulq_u32(p0, s_vec); p1 = vmulq_u32(p1, s_vec); p2 = vmulq_u32(p2, s_vec); p3 = vmulq_u32(p3, s_vec); p4 = vmulq_u32(p4, s_vec); p5 = vmulq_u32(p5, s_vec); p6 = vmulq_u32(p6, s_vec); p7 = vmulq_u32(p7, s_vec); p0 = vrshrq_n_u32(p0, SGRPROJ_MTABLE_BITS); p1 = vrshrq_n_u32(p1, SGRPROJ_MTABLE_BITS); p2 = vrshrq_n_u32(p2, SGRPROJ_MTABLE_BITS); p3 = vrshrq_n_u32(p3, SGRPROJ_MTABLE_BITS); p4 = vrshrq_n_u32(p4, SGRPROJ_MTABLE_BITS); p5 = vrshrq_n_u32(p5, SGRPROJ_MTABLE_BITS); p6 = vrshrq_n_u32(p6, SGRPROJ_MTABLE_BITS); p7 = vrshrq_n_u32(p7, SGRPROJ_MTABLE_BITS); p0 = vminq_u32(p0, const_val); p1 = vminq_u32(p1, const_val); p2 = vminq_u32(p2, const_val); p3 = vminq_u32(p3, const_val); p4 = vminq_u32(p4, const_val); p5 = vminq_u32(p5, const_val); p6 = vminq_u32(p6, const_val); p7 = vminq_u32(p7, const_val); { store_u32_4x4((uint32_t *)src1, buf_stride, p0, p1, p2, p3); store_u32_4x4((uint32_t *)src1 + 4, buf_stride, p4, p5, p6, p7); for (int x = 0; x < 4; x++) { for (int y = 0; y < 8; y++) { dst_A16[x * buf_stride + y] = av1_x_by_xplus1[src1[x * buf_stride + y]]; } } load_u16_8x4(dst_A16, buf_stride, &s16_4, &s16_5, &s16_6, &s16_7); } s16_4 = vsubq_u16(sgrproj_sgr, s16_4); s16_5 = vsubq_u16(sgrproj_sgr, s16_5); s16_6 = vsubq_u16(sgrproj_sgr, s16_6); s16_7 = vsubq_u16(sgrproj_sgr, s16_7); s0 = vmull_u16(vget_low_u16(s16_0), one_by_n_minus_1_vec); s1 = vmull_u16(vget_low_u16(s16_1), one_by_n_minus_1_vec); s2 = vmull_u16(vget_low_u16(s16_2), one_by_n_minus_1_vec); s3 = vmull_u16(vget_low_u16(s16_3), one_by_n_minus_1_vec); s4 = vmull_u16(vget_high_u16(s16_0), one_by_n_minus_1_vec); s5 = vmull_u16(vget_high_u16(s16_1), one_by_n_minus_1_vec); s6 = vmull_u16(vget_high_u16(s16_2), one_by_n_minus_1_vec); s7 = vmull_u16(vget_high_u16(s16_3), one_by_n_minus_1_vec); s0 = vmulq_u32(s0, vmovl_u16(vget_low_u16(s16_4))); s1 = vmulq_u32(s1, vmovl_u16(vget_low_u16(s16_5))); s2 = vmulq_u32(s2, vmovl_u16(vget_low_u16(s16_6))); s3 = vmulq_u32(s3, vmovl_u16(vget_low_u16(s16_7))); s4 = vmulq_u32(s4, vmovl_u16(vget_high_u16(s16_4))); s5 = vmulq_u32(s5, vmovl_u16(vget_high_u16(s16_5))); s6 = vmulq_u32(s6, vmovl_u16(vget_high_u16(s16_6))); s7 = vmulq_u32(s7, vmovl_u16(vget_high_u16(s16_7))); p0 = vrshrq_n_u32(s0, SGRPROJ_RECIP_BITS); p1 = vrshrq_n_u32(s1, SGRPROJ_RECIP_BITS); p2 = vrshrq_n_u32(s2, SGRPROJ_RECIP_BITS); p3 = vrshrq_n_u32(s3, SGRPROJ_RECIP_BITS); p4 = vrshrq_n_u32(s4, SGRPROJ_RECIP_BITS); p5 = vrshrq_n_u32(s5, SGRPROJ_RECIP_BITS); p6 = vrshrq_n_u32(s6, SGRPROJ_RECIP_BITS); p7 = vrshrq_n_u32(s7, SGRPROJ_RECIP_BITS); store_s32_4x4(dst2, buf_stride, vreinterpretq_s32_u32(p0), vreinterpretq_s32_u32(p1), vreinterpretq_s32_u32(p2), vreinterpretq_s32_u32(p3)); store_s32_4x4(dst2 + 4, buf_stride, vreinterpretq_s32_u32(p4), vreinterpretq_s32_u32(p5), vreinterpretq_s32_u32(p6), vreinterpretq_s32_u32(p7)); } static INLINE void boxsum2_square_sum_calc( int16x4_t t1, int16x4_t t2, int16x4_t t3, int16x4_t t4, int16x4_t t5, int16x4_t t6, int16x4_t t7, int16x4_t t8, int16x4_t t9, int16x4_t t10, int16x4_t t11, int32x4_t *r0, int32x4_t *r1, int32x4_t *r2, int32x4_t *r3) { int32x4_t d1, d2, d3, d4, d5, d6, d7, d8, d9, d10, d11; int32x4_t r12, r34, r67, r89, r1011; int32x4_t r345, r6789, r789; d1 = vmull_s16(t1, t1); d2 = vmull_s16(t2, t2); d3 = vmull_s16(t3, t3); d4 = vmull_s16(t4, t4); d5 = vmull_s16(t5, t5); d6 = vmull_s16(t6, t6); d7 = vmull_s16(t7, t7); d8 = vmull_s16(t8, t8); d9 = vmull_s16(t9, t9); d10 = vmull_s16(t10, t10); d11 = vmull_s16(t11, t11); r12 = vaddq_s32(d1, d2); r34 = vaddq_s32(d3, d4); r67 = vaddq_s32(d6, d7); r89 = vaddq_s32(d8, d9); r1011 = vaddq_s32(d10, d11); r345 = vaddq_s32(r34, d5); r6789 = vaddq_s32(r67, r89); r789 = vsubq_s32(r6789, d6); *r0 = vaddq_s32(r12, r345); *r1 = vaddq_s32(r67, r345); *r2 = vaddq_s32(d5, r6789); *r3 = vaddq_s32(r789, r1011); } static INLINE void boxsum2(int16_t *src, const int src_stride, int16_t *dst16, int32_t *dst32, int32_t *dst2, const int dst_stride, const int width, const int height) { assert(width > 2 * SGRPROJ_BORDER_HORZ); assert(height > 2 * SGRPROJ_BORDER_VERT); int16_t *dst1_16_ptr, *src_ptr; int32_t *dst2_ptr; int h, w, count = 0; const int dst_stride_2 = (dst_stride << 1); const int dst_stride_8 = (dst_stride << 3); dst1_16_ptr = dst16; dst2_ptr = dst2; src_ptr = src; w = width; { int16x8_t t1, t2, t3, t4, t5, t6, t7; int16x8_t t8, t9, t10, t11, t12; int16x8_t q12345, q56789, q34567, q7891011; int16x8_t q12, q34, q67, q89, q1011; int16x8_t q345, q6789, q789; int32x4_t r12345, r56789, r34567, r7891011; do { h = height; dst1_16_ptr = dst16 + (count << 3); dst2_ptr = dst2 + (count << 3); src_ptr = src + (count << 3); dst1_16_ptr += dst_stride_2; dst2_ptr += dst_stride_2; do { load_s16_8x4(src_ptr, src_stride, &t1, &t2, &t3, &t4); src_ptr += 4 * src_stride; load_s16_8x4(src_ptr, src_stride, &t5, &t6, &t7, &t8); src_ptr += 4 * src_stride; load_s16_8x4(src_ptr, src_stride, &t9, &t10, &t11, &t12); q12 = vaddq_s16(t1, t2); q34 = vaddq_s16(t3, t4); q67 = vaddq_s16(t6, t7); q89 = vaddq_s16(t8, t9); q1011 = vaddq_s16(t10, t11); q345 = vaddq_s16(q34, t5); q6789 = vaddq_s16(q67, q89); q789 = vaddq_s16(q89, t7); q12345 = vaddq_s16(q12, q345); q34567 = vaddq_s16(q67, q345); q56789 = vaddq_s16(t5, q6789); q7891011 = vaddq_s16(q789, q1011); store_s16_8x4(dst1_16_ptr, dst_stride_2, q12345, q34567, q56789, q7891011); dst1_16_ptr += dst_stride_8; boxsum2_square_sum_calc( vget_low_s16(t1), vget_low_s16(t2), vget_low_s16(t3), vget_low_s16(t4), vget_low_s16(t5), vget_low_s16(t6), vget_low_s16(t7), vget_low_s16(t8), vget_low_s16(t9), vget_low_s16(t10), vget_low_s16(t11), &r12345, &r34567, &r56789, &r7891011); store_s32_4x4(dst2_ptr, dst_stride_2, r12345, r34567, r56789, r7891011); boxsum2_square_sum_calc( vget_high_s16(t1), vget_high_s16(t2), vget_high_s16(t3), vget_high_s16(t4), vget_high_s16(t5), vget_high_s16(t6), vget_high_s16(t7), vget_high_s16(t8), vget_high_s16(t9), vget_high_s16(t10), vget_high_s16(t11), &r12345, &r34567, &r56789, &r7891011); store_s32_4x4(dst2_ptr + 4, dst_stride_2, r12345, r34567, r56789, r7891011); dst2_ptr += (dst_stride_8); h -= 8; } while (h > 0); w -= 8; count++; } while (w > 0); // memset needed for row pixels as 2nd stage of boxsum filter uses // first 2 rows of dst16, dst2 buffer which is not filled in first stage. for (int x = 0; x < 2; x++) { memset(dst16 + x * dst_stride, 0, (width + 4) * sizeof(*dst16)); memset(dst2 + x * dst_stride, 0, (width + 4) * sizeof(*dst2)); } // memset needed for extra columns as 2nd stage of boxsum filter uses // last 2 columns of dst16, dst2 buffer which is not filled in first stage. for (int x = 2; x < height + 2; x++) { int dst_offset = x * dst_stride + width + 2; memset(dst16 + dst_offset, 0, 3 * sizeof(*dst16)); memset(dst2 + dst_offset, 0, 3 * sizeof(*dst2)); } } { int16x4_t s1, s2, s3, s4, s5, s6, s7, s8; int32x4_t d1, d2, d3, d4, d5, d6, d7, d8; int32x4_t q12345, q34567, q23456, q45678; int32x4_t q23, q45, q67; int32x4_t q2345, q4567; int32x4_t r12345, r34567, r23456, r45678; int32x4_t r23, r45, r67; int32x4_t r2345, r4567; int32_t *src2_ptr, *dst1_32_ptr; int16_t *src1_ptr; count = 0; h = height; do { dst1_32_ptr = dst32 + count * dst_stride_8 + (dst_stride_2); dst2_ptr = dst2 + count * dst_stride_8 + (dst_stride_2); src1_ptr = dst16 + count * dst_stride_8 + (dst_stride_2); src2_ptr = dst2 + count * dst_stride_8 + (dst_stride_2); w = width; dst1_32_ptr += 2; dst2_ptr += 2; load_s16_4x4(src1_ptr, dst_stride_2, &s1, &s2, &s3, &s4); transpose_s16_4x4d(&s1, &s2, &s3, &s4); load_s32_4x4(src2_ptr, dst_stride_2, &d1, &d2, &d3, &d4); transpose_s32_4x4(&d1, &d2, &d3, &d4); do { src1_ptr += 4; src2_ptr += 4; load_s16_4x4(src1_ptr, dst_stride_2, &s5, &s6, &s7, &s8); transpose_s16_4x4d(&s5, &s6, &s7, &s8); load_s32_4x4(src2_ptr, dst_stride_2, &d5, &d6, &d7, &d8); transpose_s32_4x4(&d5, &d6, &d7, &d8); q23 = vaddl_s16(s2, s3); q45 = vaddl_s16(s4, s5); q67 = vaddl_s16(s6, s7); q2345 = vaddq_s32(q23, q45); q4567 = vaddq_s32(q45, q67); q12345 = vaddq_s32(vmovl_s16(s1), q2345); q23456 = vaddq_s32(q2345, vmovl_s16(s6)); q34567 = vaddq_s32(q4567, vmovl_s16(s3)); q45678 = vaddq_s32(q4567, vmovl_s16(s8)); transpose_s32_4x4(&q12345, &q23456, &q34567, &q45678); store_s32_4x4(dst1_32_ptr, dst_stride_2, q12345, q23456, q34567, q45678); dst1_32_ptr += 4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; r23 = vaddq_s32(d2, d3); r45 = vaddq_s32(d4, d5); r67 = vaddq_s32(d6, d7); r2345 = vaddq_s32(r23, r45); r4567 = vaddq_s32(r45, r67); r12345 = vaddq_s32(d1, r2345); r23456 = vaddq_s32(r2345, d6); r34567 = vaddq_s32(r4567, d3); r45678 = vaddq_s32(r4567, d8); transpose_s32_4x4(&r12345, &r23456, &r34567, &r45678); store_s32_4x4(dst2_ptr, dst_stride_2, r12345, r23456, r34567, r45678); dst2_ptr += 4; d1 = d5; d2 = d6; d3 = d7; d4 = d8; w -= 4; } while (w > 0); h -= 8; count++; } while (h > 0); } } static INLINE void calc_ab_internal_lbd(int32_t *A, uint16_t *A16, uint16_t *B16, int32_t *B, const int buf_stride, const int width, const int height, const int r, const int s, const int ht_inc) { int32_t *src1, *dst2, count = 0; uint16_t *dst_A16, *src2; const uint32_t n = (2 * r + 1) * (2 * r + 1); const uint32x4_t const_n_val = vdupq_n_u32(n); const uint16x8_t sgrproj_sgr = vdupq_n_u16(SGRPROJ_SGR); const uint16x4_t one_by_n_minus_1_vec = vdup_n_u16(av1_one_by_x[n - 1]); const uint32x4_t const_val = vdupq_n_u32(255); uint16x8_t s16_0, s16_1, s16_2, s16_3, s16_4, s16_5, s16_6, s16_7; uint32x4_t s0, s1, s2, s3, s4, s5, s6, s7; const uint32x4_t s_vec = vdupq_n_u32(s); int w, h = height; do { dst_A16 = A16 + (count << 2) * buf_stride; src1 = A + (count << 2) * buf_stride; src2 = B16 + (count << 2) * buf_stride; dst2 = B + (count << 2) * buf_stride; w = width; do { load_u32_4x4((uint32_t *)src1, buf_stride, &s0, &s1, &s2, &s3); load_u32_4x4((uint32_t *)src1 + 4, buf_stride, &s4, &s5, &s6, &s7); load_u16_8x4(src2, buf_stride, &s16_0, &s16_1, &s16_2, &s16_3); s16_4 = s16_0; s16_5 = s16_1; s16_6 = s16_2; s16_7 = s16_3; calc_ab_internal_common( s0, s1, s2, s3, s4, s5, s6, s7, s16_0, s16_1, s16_2, s16_3, s16_4, s16_5, s16_6, s16_7, const_n_val, s_vec, const_val, one_by_n_minus_1_vec, sgrproj_sgr, src1, dst_A16, dst2, buf_stride); w -= 8; dst2 += 8; src1 += 8; src2 += 8; dst_A16 += 8; } while (w > 0); count++; h -= (ht_inc * 4); } while (h > 0); } #if CONFIG_AV1_HIGHBITDEPTH static INLINE void calc_ab_internal_hbd(int32_t *A, uint16_t *A16, uint16_t *B16, int32_t *B, const int buf_stride, const int width, const int height, const int bit_depth, const int r, const int s, const int ht_inc) { int32_t *src1, *dst2, count = 0; uint16_t *dst_A16, *src2; const uint32_t n = (2 * r + 1) * (2 * r + 1); const int16x8_t bd_min_2_vec = vdupq_n_s16(-(bit_depth - 8)); const int32x4_t bd_min_1_vec = vdupq_n_s32(-((bit_depth - 8) << 1)); const uint32x4_t const_n_val = vdupq_n_u32(n); const uint16x8_t sgrproj_sgr = vdupq_n_u16(SGRPROJ_SGR); const uint16x4_t one_by_n_minus_1_vec = vdup_n_u16(av1_one_by_x[n - 1]); const uint32x4_t const_val = vdupq_n_u32(255); int32x4_t sr0, sr1, sr2, sr3, sr4, sr5, sr6, sr7; uint16x8_t s16_0, s16_1, s16_2, s16_3; uint16x8_t s16_4, s16_5, s16_6, s16_7; uint32x4_t s0, s1, s2, s3, s4, s5, s6, s7; const uint32x4_t s_vec = vdupq_n_u32(s); int w, h = height; do { src1 = A + (count << 2) * buf_stride; src2 = B16 + (count << 2) * buf_stride; dst2 = B + (count << 2) * buf_stride; dst_A16 = A16 + (count << 2) * buf_stride; w = width; do { load_s32_4x4(src1, buf_stride, &sr0, &sr1, &sr2, &sr3); load_s32_4x4(src1 + 4, buf_stride, &sr4, &sr5, &sr6, &sr7); load_u16_8x4(src2, buf_stride, &s16_0, &s16_1, &s16_2, &s16_3); s0 = vrshlq_u32(vreinterpretq_u32_s32(sr0), bd_min_1_vec); s1 = vrshlq_u32(vreinterpretq_u32_s32(sr1), bd_min_1_vec); s2 = vrshlq_u32(vreinterpretq_u32_s32(sr2), bd_min_1_vec); s3 = vrshlq_u32(vreinterpretq_u32_s32(sr3), bd_min_1_vec); s4 = vrshlq_u32(vreinterpretq_u32_s32(sr4), bd_min_1_vec); s5 = vrshlq_u32(vreinterpretq_u32_s32(sr5), bd_min_1_vec); s6 = vrshlq_u32(vreinterpretq_u32_s32(sr6), bd_min_1_vec); s7 = vrshlq_u32(vreinterpretq_u32_s32(sr7), bd_min_1_vec); s16_4 = vrshlq_u16(s16_0, bd_min_2_vec); s16_5 = vrshlq_u16(s16_1, bd_min_2_vec); s16_6 = vrshlq_u16(s16_2, bd_min_2_vec); s16_7 = vrshlq_u16(s16_3, bd_min_2_vec); calc_ab_internal_common( s0, s1, s2, s3, s4, s5, s6, s7, s16_0, s16_1, s16_2, s16_3, s16_4, s16_5, s16_6, s16_7, const_n_val, s_vec, const_val, one_by_n_minus_1_vec, sgrproj_sgr, src1, dst_A16, dst2, buf_stride); w -= 8; dst2 += 8; src1 += 8; src2 += 8; dst_A16 += 8; } while (w > 0); count++; h -= (ht_inc * 4); } while (h > 0); } #endif // CONFIG_AV1_HIGHBITDEPTH static INLINE void calc_ab_fast_internal_lbd(int32_t *A, uint16_t *A16, int32_t *B, const int buf_stride, const int width, const int height, const int r, const int s, const int ht_inc) { int32_t *src1, *src2, count = 0; uint16_t *dst_A16; const uint32_t n = (2 * r + 1) * (2 * r + 1); const uint32x4_t const_n_val = vdupq_n_u32(n); const uint16x4_t sgrproj_sgr = vdup_n_u16(SGRPROJ_SGR); const uint32x4_t one_by_n_minus_1_vec = vdupq_n_u32(av1_one_by_x[n - 1]); const uint32x4_t const_val = vdupq_n_u32(255); int32x4_t sr0, sr1, sr2, sr3, sr4, sr5, sr6, sr7; uint32x4_t s0, s1, s2, s3, s4, s5, s6, s7; const uint32x4_t s_vec = vdupq_n_u32(s); int w, h = height; do { src1 = A + (count << 2) * buf_stride; src2 = B + (count << 2) * buf_stride; dst_A16 = A16 + (count << 2) * buf_stride; w = width; do { load_s32_4x4(src1, buf_stride, &sr0, &sr1, &sr2, &sr3); load_s32_4x4(src2, buf_stride, &sr4, &sr5, &sr6, &sr7); s0 = vreinterpretq_u32_s32(sr0); s1 = vreinterpretq_u32_s32(sr1); s2 = vreinterpretq_u32_s32(sr2); s3 = vreinterpretq_u32_s32(sr3); s4 = vreinterpretq_u32_s32(sr4); s5 = vreinterpretq_u32_s32(sr5); s6 = vreinterpretq_u32_s32(sr6); s7 = vreinterpretq_u32_s32(sr7); calc_ab_fast_internal_common(s0, s1, s2, s3, s4, s5, s6, s7, sr4, sr5, sr6, sr7, const_n_val, s_vec, const_val, one_by_n_minus_1_vec, sgrproj_sgr, src1, dst_A16, src2, buf_stride); w -= 4; src1 += 4; src2 += 4; dst_A16 += 4; } while (w > 0); count++; h -= (ht_inc * 4); } while (h > 0); } #if CONFIG_AV1_HIGHBITDEPTH static INLINE void calc_ab_fast_internal_hbd(int32_t *A, uint16_t *A16, int32_t *B, const int buf_stride, const int width, const int height, const int bit_depth, const int r, const int s, const int ht_inc) { int32_t *src1, *src2, count = 0; uint16_t *dst_A16; const uint32_t n = (2 * r + 1) * (2 * r + 1); const int32x4_t bd_min_2_vec = vdupq_n_s32(-(bit_depth - 8)); const int32x4_t bd_min_1_vec = vdupq_n_s32(-((bit_depth - 8) << 1)); const uint32x4_t const_n_val = vdupq_n_u32(n); const uint16x4_t sgrproj_sgr = vdup_n_u16(SGRPROJ_SGR); const uint32x4_t one_by_n_minus_1_vec = vdupq_n_u32(av1_one_by_x[n - 1]); const uint32x4_t const_val = vdupq_n_u32(255); int32x4_t sr0, sr1, sr2, sr3, sr4, sr5, sr6, sr7; uint32x4_t s0, s1, s2, s3, s4, s5, s6, s7; const uint32x4_t s_vec = vdupq_n_u32(s); int w, h = height; do { src1 = A + (count << 2) * buf_stride; src2 = B + (count << 2) * buf_stride; dst_A16 = A16 + (count << 2) * buf_stride; w = width; do { load_s32_4x4(src1, buf_stride, &sr0, &sr1, &sr2, &sr3); load_s32_4x4(src2, buf_stride, &sr4, &sr5, &sr6, &sr7); s0 = vrshlq_u32(vreinterpretq_u32_s32(sr0), bd_min_1_vec); s1 = vrshlq_u32(vreinterpretq_u32_s32(sr1), bd_min_1_vec); s2 = vrshlq_u32(vreinterpretq_u32_s32(sr2), bd_min_1_vec); s3 = vrshlq_u32(vreinterpretq_u32_s32(sr3), bd_min_1_vec); s4 = vrshlq_u32(vreinterpretq_u32_s32(sr4), bd_min_2_vec); s5 = vrshlq_u32(vreinterpretq_u32_s32(sr5), bd_min_2_vec); s6 = vrshlq_u32(vreinterpretq_u32_s32(sr6), bd_min_2_vec); s7 = vrshlq_u32(vreinterpretq_u32_s32(sr7), bd_min_2_vec); calc_ab_fast_internal_common(s0, s1, s2, s3, s4, s5, s6, s7, sr4, sr5, sr6, sr7, const_n_val, s_vec, const_val, one_by_n_minus_1_vec, sgrproj_sgr, src1, dst_A16, src2, buf_stride); w -= 4; src1 += 4; src2 += 4; dst_A16 += 4; } while (w > 0); count++; h -= (ht_inc * 4); } while (h > 0); } #endif // CONFIG_AV1_HIGHBITDEPTH static INLINE void boxsum1(int16_t *src, const int src_stride, uint16_t *dst1, int32_t *dst2, const int dst_stride, const int width, const int height) { assert(width > 2 * SGRPROJ_BORDER_HORZ); assert(height > 2 * SGRPROJ_BORDER_VERT); int16_t *src_ptr; int32_t *dst2_ptr; uint16_t *dst1_ptr; int h, w, count = 0; w = width; { int16x8_t s1, s2, s3, s4, s5, s6, s7, s8; int16x8_t q23, q34, q56, q234, q345, q456, q567; int32x4_t r23, r56, r345, r456, r567, r78, r678; int32x4_t r4_low, r4_high, r34_low, r34_high, r234_low, r234_high; int32x4_t r2, r3, r5, r6, r7, r8; int16x8_t q678, q78; do { dst1_ptr = dst1 + (count << 3); dst2_ptr = dst2 + (count << 3); src_ptr = src + (count << 3); h = height; load_s16_8x4(src_ptr, src_stride, &s1, &s2, &s3, &s4); src_ptr += 4 * src_stride; q23 = vaddq_s16(s2, s3); q234 = vaddq_s16(q23, s4); q34 = vaddq_s16(s3, s4); dst1_ptr += (dst_stride << 1); r2 = vmull_s16(vget_low_s16(s2), vget_low_s16(s2)); r3 = vmull_s16(vget_low_s16(s3), vget_low_s16(s3)); r4_low = vmull_s16(vget_low_s16(s4), vget_low_s16(s4)); r23 = vaddq_s32(r2, r3); r234_low = vaddq_s32(r23, r4_low); r34_low = vaddq_s32(r3, r4_low); r2 = vmull_s16(vget_high_s16(s2), vget_high_s16(s2)); r3 = vmull_s16(vget_high_s16(s3), vget_high_s16(s3)); r4_high = vmull_s16(vget_high_s16(s4), vget_high_s16(s4)); r23 = vaddq_s32(r2, r3); r234_high = vaddq_s32(r23, r4_high); r34_high = vaddq_s32(r3, r4_high); dst2_ptr += (dst_stride << 1); do { load_s16_8x4(src_ptr, src_stride, &s5, &s6, &s7, &s8); src_ptr += 4 * src_stride; q345 = vaddq_s16(s5, q34); q56 = vaddq_s16(s5, s6); q456 = vaddq_s16(s4, q56); q567 = vaddq_s16(s7, q56); q78 = vaddq_s16(s7, s8); q678 = vaddq_s16(s6, q78); store_s16_8x4((int16_t *)dst1_ptr, dst_stride, q234, q345, q456, q567); dst1_ptr += (dst_stride << 2); s4 = s8; q34 = q78; q234 = q678; r5 = vmull_s16(vget_low_s16(s5), vget_low_s16(s5)); r6 = vmull_s16(vget_low_s16(s6), vget_low_s16(s6)); r7 = vmull_s16(vget_low_s16(s7), vget_low_s16(s7)); r8 = vmull_s16(vget_low_s16(s8), vget_low_s16(s8)); r345 = vaddq_s32(r5, r34_low); r56 = vaddq_s32(r5, r6); r456 = vaddq_s32(r4_low, r56); r567 = vaddq_s32(r7, r56); r78 = vaddq_s32(r7, r8); r678 = vaddq_s32(r6, r78); store_s32_4x4(dst2_ptr, dst_stride, r234_low, r345, r456, r567); r4_low = r8; r34_low = r78; r234_low = r678; r5 = vmull_s16(vget_high_s16(s5), vget_high_s16(s5)); r6 = vmull_s16(vget_high_s16(s6), vget_high_s16(s6)); r7 = vmull_s16(vget_high_s16(s7), vget_high_s16(s7)); r8 = vmull_s16(vget_high_s16(s8), vget_high_s16(s8)); r345 = vaddq_s32(r5, r34_high); r56 = vaddq_s32(r5, r6); r456 = vaddq_s32(r4_high, r56); r567 = vaddq_s32(r7, r56); r78 = vaddq_s32(r7, r8); r678 = vaddq_s32(r6, r78); store_s32_4x4((dst2_ptr + 4), dst_stride, r234_high, r345, r456, r567); dst2_ptr += (dst_stride << 2); r4_high = r8; r34_high = r78; r234_high = r678; h -= 4; } while (h > 0); w -= 8; count++; } while (w > 0); // memset needed for row pixels as 2nd stage of boxsum filter uses // first 2 rows of dst1, dst2 buffer which is not filled in first stage. for (int x = 0; x < 2; x++) { memset(dst1 + x * dst_stride, 0, (width + 4) * sizeof(*dst1)); memset(dst2 + x * dst_stride, 0, (width + 4) * sizeof(*dst2)); } // memset needed for extra columns as 2nd stage of boxsum filter uses // last 2 columns of dst1, dst2 buffer which is not filled in first stage. for (int x = 2; x < height + 2; x++) { int dst_offset = x * dst_stride + width + 2; memset(dst1 + dst_offset, 0, 3 * sizeof(*dst1)); memset(dst2 + dst_offset, 0, 3 * sizeof(*dst2)); } } { int16x4_t d1, d2, d3, d4, d5, d6, d7, d8; int16x4_t q23, q34, q56, q234, q345, q456, q567; int32x4_t r23, r56, r234, r345, r456, r567, r34, r78, r678; int32x4_t r1, r2, r3, r4, r5, r6, r7, r8; int16x4_t q678, q78; int32_t *src2_ptr; uint16_t *src1_ptr; count = 0; h = height; w = width; do { dst1_ptr = dst1 + (count << 2) * dst_stride; dst2_ptr = dst2 + (count << 2) * dst_stride; src1_ptr = dst1 + (count << 2) * dst_stride; src2_ptr = dst2 + (count << 2) * dst_stride; w = width; load_s16_4x4((int16_t *)src1_ptr, dst_stride, &d1, &d2, &d3, &d4); transpose_s16_4x4d(&d1, &d2, &d3, &d4); load_s32_4x4(src2_ptr, dst_stride, &r1, &r2, &r3, &r4); transpose_s32_4x4(&r1, &r2, &r3, &r4); src1_ptr += 4; src2_ptr += 4; q23 = vadd_s16(d2, d3); q234 = vadd_s16(q23, d4); q34 = vadd_s16(d3, d4); dst1_ptr += 2; r23 = vaddq_s32(r2, r3); r234 = vaddq_s32(r23, r4); r34 = vaddq_s32(r3, r4); dst2_ptr += 2; do { load_s16_4x4((int16_t *)src1_ptr, dst_stride, &d5, &d6, &d7, &d8); transpose_s16_4x4d(&d5, &d6, &d7, &d8); load_s32_4x4(src2_ptr, dst_stride, &r5, &r6, &r7, &r8); transpose_s32_4x4(&r5, &r6, &r7, &r8); src1_ptr += 4; src2_ptr += 4; q345 = vadd_s16(d5, q34); q56 = vadd_s16(d5, d6); q456 = vadd_s16(d4, q56); q567 = vadd_s16(d7, q56); q78 = vadd_s16(d7, d8); q678 = vadd_s16(d6, q78); transpose_s16_4x4d(&q234, &q345, &q456, &q567); store_s16_4x4((int16_t *)dst1_ptr, dst_stride, q234, q345, q456, q567); dst1_ptr += 4; d4 = d8; q34 = q78; q234 = q678; r345 = vaddq_s32(r5, r34); r56 = vaddq_s32(r5, r6); r456 = vaddq_s32(r4, r56); r567 = vaddq_s32(r7, r56); r78 = vaddq_s32(r7, r8); r678 = vaddq_s32(r6, r78); transpose_s32_4x4(&r234, &r345, &r456, &r567); store_s32_4x4(dst2_ptr, dst_stride, r234, r345, r456, r567); dst2_ptr += 4; r4 = r8; r34 = r78; r234 = r678; w -= 4; } while (w > 0); h -= 4; count++; } while (h > 0); } } static INLINE int32x4_t cross_sum_inp_s32(int32_t *buf, int buf_stride) { int32x4_t xtr, xt, xtl, xl, x, xr, xbr, xb, xbl; int32x4_t fours, threes, res; xtl = vld1q_s32(buf - buf_stride - 1); xt = vld1q_s32(buf - buf_stride); xtr = vld1q_s32(buf - buf_stride + 1); xl = vld1q_s32(buf - 1); x = vld1q_s32(buf); xr = vld1q_s32(buf + 1); xbl = vld1q_s32(buf + buf_stride - 1); xb = vld1q_s32(buf + buf_stride); xbr = vld1q_s32(buf + buf_stride + 1); fours = vaddq_s32(xl, vaddq_s32(xt, vaddq_s32(xr, vaddq_s32(xb, x)))); threes = vaddq_s32(xtl, vaddq_s32(xtr, vaddq_s32(xbr, xbl))); res = vsubq_s32(vshlq_n_s32(vaddq_s32(fours, threes), 2), threes); return res; } static INLINE void cross_sum_inp_u16(uint16_t *buf, int buf_stride, int32x4_t *a0, int32x4_t *a1) { uint16x8_t xtr, xt, xtl, xl, x, xr, xbr, xb, xbl; uint16x8_t r0, r1; xtl = vld1q_u16(buf - buf_stride - 1); xt = vld1q_u16(buf - buf_stride); xtr = vld1q_u16(buf - buf_stride + 1); xl = vld1q_u16(buf - 1); x = vld1q_u16(buf); xr = vld1q_u16(buf + 1); xbl = vld1q_u16(buf + buf_stride - 1); xb = vld1q_u16(buf + buf_stride); xbr = vld1q_u16(buf + buf_stride + 1); xb = vaddq_u16(xb, x); xt = vaddq_u16(xt, xr); xl = vaddq_u16(xl, xb); xl = vaddq_u16(xl, xt); r0 = vshlq_n_u16(xl, 2); xbl = vaddq_u16(xbl, xbr); xtl = vaddq_u16(xtl, xtr); xtl = vaddq_u16(xtl, xbl); r1 = vshlq_n_u16(xtl, 2); r1 = vsubq_u16(r1, xtl); *a0 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_low_u16(r0)), vmovl_u16(vget_low_u16(r1)))); *a1 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_high_u16(r0)), vmovl_u16(vget_high_u16(r1)))); } static INLINE int32x4_t cross_sum_fast_even_row(int32_t *buf, int buf_stride) { int32x4_t xtr, xt, xtl, xbr, xb, xbl; int32x4_t fives, sixes, fives_plus_sixes; xtl = vld1q_s32(buf - buf_stride - 1); xt = vld1q_s32(buf - buf_stride); xtr = vld1q_s32(buf - buf_stride + 1); xbl = vld1q_s32(buf + buf_stride - 1); xb = vld1q_s32(buf + buf_stride); xbr = vld1q_s32(buf + buf_stride + 1); fives = vaddq_s32(xtl, vaddq_s32(xtr, vaddq_s32(xbr, xbl))); sixes = vaddq_s32(xt, xb); fives_plus_sixes = vaddq_s32(fives, sixes); return vaddq_s32( vaddq_s32(vshlq_n_s32(fives_plus_sixes, 2), fives_plus_sixes), sixes); } static INLINE void cross_sum_fast_even_row_inp16(uint16_t *buf, int buf_stride, int32x4_t *a0, int32x4_t *a1) { uint16x8_t xtr, xt, xtl, xbr, xb, xbl, xb0; xtl = vld1q_u16(buf - buf_stride - 1); xt = vld1q_u16(buf - buf_stride); xtr = vld1q_u16(buf - buf_stride + 1); xbl = vld1q_u16(buf + buf_stride - 1); xb = vld1q_u16(buf + buf_stride); xbr = vld1q_u16(buf + buf_stride + 1); xbr = vaddq_u16(xbr, xbl); xtr = vaddq_u16(xtr, xtl); xbr = vaddq_u16(xbr, xtr); xtl = vshlq_n_u16(xbr, 2); xbr = vaddq_u16(xtl, xbr); xb = vaddq_u16(xb, xt); xb0 = vshlq_n_u16(xb, 1); xb = vshlq_n_u16(xb, 2); xb = vaddq_u16(xb, xb0); *a0 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_low_u16(xbr)), vmovl_u16(vget_low_u16(xb)))); *a1 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_high_u16(xbr)), vmovl_u16(vget_high_u16(xb)))); } static INLINE int32x4_t cross_sum_fast_odd_row(int32_t *buf) { int32x4_t xl, x, xr; int32x4_t fives, sixes, fives_plus_sixes; xl = vld1q_s32(buf - 1); x = vld1q_s32(buf); xr = vld1q_s32(buf + 1); fives = vaddq_s32(xl, xr); sixes = x; fives_plus_sixes = vaddq_s32(fives, sixes); return vaddq_s32( vaddq_s32(vshlq_n_s32(fives_plus_sixes, 2), fives_plus_sixes), sixes); } static INLINE void cross_sum_fast_odd_row_inp16(uint16_t *buf, int32x4_t *a0, int32x4_t *a1) { uint16x8_t xl, x, xr; uint16x8_t x0; xl = vld1q_u16(buf - 1); x = vld1q_u16(buf); xr = vld1q_u16(buf + 1); xl = vaddq_u16(xl, xr); x0 = vshlq_n_u16(xl, 2); xl = vaddq_u16(xl, x0); x0 = vshlq_n_u16(x, 1); x = vshlq_n_u16(x, 2); x = vaddq_u16(x, x0); *a0 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_low_u16(xl)), vmovl_u16(vget_low_u16(x)))); *a1 = vreinterpretq_s32_u32( vaddq_u32(vmovl_u16(vget_high_u16(xl)), vmovl_u16(vget_high_u16(x)))); } static void final_filter_fast_internal(uint16_t *A, int32_t *B, const int buf_stride, int16_t *src, const int src_stride, int32_t *dst, const int dst_stride, const int width, const int height) { int16x8_t s0; int32_t *B_tmp, *dst_ptr; uint16_t *A_tmp; int16_t *src_ptr; int32x4_t a_res0, a_res1, b_res0, b_res1; int w, h, count = 0; assert(SGRPROJ_SGR_BITS == 8); assert(SGRPROJ_RST_BITS == 4); A_tmp = A; B_tmp = B; src_ptr = src; dst_ptr = dst; h = height; do { A_tmp = (A + count * buf_stride); B_tmp = (B + count * buf_stride); src_ptr = (src + count * src_stride); dst_ptr = (dst + count * dst_stride); w = width; if (!(count & 1)) { do { s0 = vld1q_s16(src_ptr); cross_sum_fast_even_row_inp16(A_tmp, buf_stride, &a_res0, &a_res1); a_res0 = vmulq_s32(vmovl_s16(vget_low_s16(s0)), a_res0); a_res1 = vmulq_s32(vmovl_s16(vget_high_s16(s0)), a_res1); b_res0 = cross_sum_fast_even_row(B_tmp, buf_stride); b_res1 = cross_sum_fast_even_row(B_tmp + 4, buf_stride); a_res0 = vaddq_s32(a_res0, b_res0); a_res1 = vaddq_s32(a_res1, b_res1); a_res0 = vrshrq_n_s32(a_res0, SGRPROJ_SGR_BITS + NB_EVEN - SGRPROJ_RST_BITS); a_res1 = vrshrq_n_s32(a_res1, SGRPROJ_SGR_BITS + NB_EVEN - SGRPROJ_RST_BITS); vst1q_s32(dst_ptr, a_res0); vst1q_s32(dst_ptr + 4, a_res1); A_tmp += 8; B_tmp += 8; src_ptr += 8; dst_ptr += 8; w -= 8; } while (w > 0); } else { do { s0 = vld1q_s16(src_ptr); cross_sum_fast_odd_row_inp16(A_tmp, &a_res0, &a_res1); a_res0 = vmulq_s32(vmovl_s16(vget_low_s16(s0)), a_res0); a_res1 = vmulq_s32(vmovl_s16(vget_high_s16(s0)), a_res1); b_res0 = cross_sum_fast_odd_row(B_tmp); b_res1 = cross_sum_fast_odd_row(B_tmp + 4); a_res0 = vaddq_s32(a_res0, b_res0); a_res1 = vaddq_s32(a_res1, b_res1); a_res0 = vrshrq_n_s32(a_res0, SGRPROJ_SGR_BITS + NB_ODD - SGRPROJ_RST_BITS); a_res1 = vrshrq_n_s32(a_res1, SGRPROJ_SGR_BITS + NB_ODD - SGRPROJ_RST_BITS); vst1q_s32(dst_ptr, a_res0); vst1q_s32(dst_ptr + 4, a_res1); A_tmp += 8; B_tmp += 8; src_ptr += 8; dst_ptr += 8; w -= 8; } while (w > 0); } count++; h -= 1; } while (h > 0); } void final_filter_internal(uint16_t *A, int32_t *B, const int buf_stride, int16_t *src, const int src_stride, int32_t *dst, const int dst_stride, const int width, const int height) { int16x8_t s0; int32_t *B_tmp, *dst_ptr; uint16_t *A_tmp; int16_t *src_ptr; int32x4_t a_res0, a_res1, b_res0, b_res1; int w, h, count = 0; assert(SGRPROJ_SGR_BITS == 8); assert(SGRPROJ_RST_BITS == 4); h = height; do { A_tmp = (A + count * buf_stride); B_tmp = (B + count * buf_stride); src_ptr = (src + count * src_stride); dst_ptr = (dst + count * dst_stride); w = width; do { s0 = vld1q_s16(src_ptr); cross_sum_inp_u16(A_tmp, buf_stride, &a_res0, &a_res1); a_res0 = vmulq_s32(vmovl_s16(vget_low_s16(s0)), a_res0); a_res1 = vmulq_s32(vmovl_s16(vget_high_s16(s0)), a_res1); b_res0 = cross_sum_inp_s32(B_tmp, buf_stride); b_res1 = cross_sum_inp_s32(B_tmp + 4, buf_stride); a_res0 = vaddq_s32(a_res0, b_res0); a_res1 = vaddq_s32(a_res1, b_res1); a_res0 = vrshrq_n_s32(a_res0, SGRPROJ_SGR_BITS + NB_EVEN - SGRPROJ_RST_BITS); a_res1 = vrshrq_n_s32(a_res1, SGRPROJ_SGR_BITS + NB_EVEN - SGRPROJ_RST_BITS); vst1q_s32(dst_ptr, a_res0); vst1q_s32(dst_ptr + 4, a_res1); A_tmp += 8; B_tmp += 8; src_ptr += 8; dst_ptr += 8; w -= 8; } while (w > 0); count++; h -= 1; } while (h > 0); } static INLINE void restoration_fast_internal(uint16_t *dgd16, int width, int height, int dgd_stride, int32_t *dst, int dst_stride, int bit_depth, int sgr_params_idx, int radius_idx) { const sgr_params_type *const params = &av1_sgr_params[sgr_params_idx]; const int r = params->r[radius_idx]; const int width_ext = width + 2 * SGRPROJ_BORDER_HORZ; const int height_ext = height + 2 * SGRPROJ_BORDER_VERT; const int buf_stride = ((width_ext + 3) & ~3) + 16; int32_t A_[RESTORATION_PROC_UNIT_PELS]; uint16_t A16_[RESTORATION_PROC_UNIT_PELS]; int32_t B_[RESTORATION_PROC_UNIT_PELS]; int32_t *square_sum_buf = A_; int32_t *sum_buf = B_; uint16_t *tmp16_buf = A16_; assert(r <= MAX_RADIUS && "Need MAX_RADIUS >= r"); assert(r <= SGRPROJ_BORDER_VERT - 1 && r <= SGRPROJ_BORDER_HORZ - 1 && "Need SGRPROJ_BORDER_* >= r+1"); assert(radius_idx == 0); assert(r == 2); // input(dgd16) is 16bit. // sum of pixels 1st stage output will be in 16bit(tmp16_buf). End output is // kept in 32bit [sum_buf]. sum of squares output is kept in 32bit // buffer(square_sum_buf). boxsum2((int16_t *)(dgd16 - dgd_stride * SGRPROJ_BORDER_VERT - SGRPROJ_BORDER_HORZ), dgd_stride, (int16_t *)tmp16_buf, sum_buf, square_sum_buf, buf_stride, width_ext, height_ext); square_sum_buf += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; sum_buf += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; tmp16_buf += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; // Calculation of a, b. a output is in 16bit tmp_buf which is in range of // [1, 256] for all bit depths. b output is kept in 32bit buffer. #if CONFIG_AV1_HIGHBITDEPTH if (bit_depth > 8) { calc_ab_fast_internal_hbd( (square_sum_buf - buf_stride - 1), (tmp16_buf - buf_stride - 1), (sum_buf - buf_stride - 1), buf_stride * 2, width + 2, height + 2, bit_depth, r, params->s[radius_idx], 2); } else { calc_ab_fast_internal_lbd( (square_sum_buf - buf_stride - 1), (tmp16_buf - buf_stride - 1), (sum_buf - buf_stride - 1), buf_stride * 2, width + 2, height + 2, r, params->s[radius_idx], 2); } #else (void)bit_depth; calc_ab_fast_internal_lbd((square_sum_buf - buf_stride - 1), (tmp16_buf - buf_stride - 1), (sum_buf - buf_stride - 1), buf_stride * 2, width + 2, height + 2, r, params->s[radius_idx], 2); #endif final_filter_fast_internal(tmp16_buf, sum_buf, buf_stride, (int16_t *)dgd16, dgd_stride, dst, dst_stride, width, height); } static INLINE void restoration_internal(uint16_t *dgd16, int width, int height, int dgd_stride, int32_t *dst, int dst_stride, int bit_depth, int sgr_params_idx, int radius_idx) { const sgr_params_type *const params = &av1_sgr_params[sgr_params_idx]; const int r = params->r[radius_idx]; const int width_ext = width + 2 * SGRPROJ_BORDER_HORZ; const int height_ext = height + 2 * SGRPROJ_BORDER_VERT; int buf_stride = ((width_ext + 3) & ~3) + 16; int32_t A_[RESTORATION_PROC_UNIT_PELS]; uint16_t A16_[RESTORATION_PROC_UNIT_PELS]; uint16_t B16_[RESTORATION_PROC_UNIT_PELS]; int32_t B_[RESTORATION_PROC_UNIT_PELS]; int32_t *square_sum_buf = A_; uint16_t *sum_buf = B16_; uint16_t *A16 = A16_; int32_t *B = B_; assert(r <= MAX_RADIUS && "Need MAX_RADIUS >= r"); assert(r <= SGRPROJ_BORDER_VERT - 1 && r <= SGRPROJ_BORDER_HORZ - 1 && "Need SGRPROJ_BORDER_* >= r+1"); assert(radius_idx == 1); assert(r == 1); // input(dgd16) is 16bit. // sum of pixels output will be in 16bit(sum_buf). // sum of squares output is kept in 32bit buffer(square_sum_buf). boxsum1((int16_t *)(dgd16 - dgd_stride * SGRPROJ_BORDER_VERT - SGRPROJ_BORDER_HORZ), dgd_stride, sum_buf, square_sum_buf, buf_stride, width_ext, height_ext); square_sum_buf += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; B += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; A16 += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; sum_buf += SGRPROJ_BORDER_VERT * buf_stride + SGRPROJ_BORDER_HORZ; #if CONFIG_AV1_HIGHBITDEPTH // Calculation of a, b. a output is in 16bit tmp_buf which is in range of // [1, 256] for all bit depths. b output is kept in 32bit buffer. if (bit_depth > 8) { calc_ab_internal_hbd((square_sum_buf - buf_stride - 1), (A16 - buf_stride - 1), (sum_buf - buf_stride - 1), (B - buf_stride - 1), buf_stride, width + 2, height + 2, bit_depth, r, params->s[radius_idx], 1); } else { calc_ab_internal_lbd((square_sum_buf - buf_stride - 1), (A16 - buf_stride - 1), (sum_buf - buf_stride - 1), (B - buf_stride - 1), buf_stride, width + 2, height + 2, r, params->s[radius_idx], 1); } #else (void)bit_depth; calc_ab_internal_lbd((square_sum_buf - buf_stride - 1), (A16 - buf_stride - 1), (sum_buf - buf_stride - 1), (B - buf_stride - 1), buf_stride, width + 2, height + 2, r, params->s[radius_idx], 1); #endif final_filter_internal(A16, B, buf_stride, (int16_t *)dgd16, dgd_stride, dst, dst_stride, width, height); } static INLINE void src_convert_u8_to_u16(const uint8_t *src, const int src_stride, uint16_t *dst, const int dst_stride, const int width, const int height) { const uint8_t *src_ptr; uint16_t *dst_ptr; int h, w, count = 0; uint8x8_t t1, t2, t3, t4; uint16x8_t s1, s2, s3, s4; h = height; do { src_ptr = src + (count << 2) * src_stride; dst_ptr = dst + (count << 2) * dst_stride; w = width; if (w >= 7) { do { load_u8_8x4(src_ptr, src_stride, &t1, &t2, &t3, &t4); s1 = vmovl_u8(t1); s2 = vmovl_u8(t2); s3 = vmovl_u8(t3); s4 = vmovl_u8(t4); store_u16_8x4(dst_ptr, dst_stride, s1, s2, s3, s4); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w > 7); } for (int y = 0; y < w; y++) { dst_ptr[y] = src_ptr[y]; dst_ptr[y + 1 * dst_stride] = src_ptr[y + 1 * src_stride]; dst_ptr[y + 2 * dst_stride] = src_ptr[y + 2 * src_stride]; dst_ptr[y + 3 * dst_stride] = src_ptr[y + 3 * src_stride]; } count++; h -= 4; } while (h > 3); src_ptr = src + (count << 2) * src_stride; dst_ptr = dst + (count << 2) * dst_stride; for (int x = 0; x < h; x++) { for (int y = 0; y < width; y++) { dst_ptr[y + x * dst_stride] = src_ptr[y + x * src_stride]; } } // memset uninitialized rows of src buffer as they are needed for the // boxsum filter calculation. for (int x = height; x < height + 5; x++) memset(dst + x * dst_stride, 0, (width + 2) * sizeof(*dst)); } #if CONFIG_AV1_HIGHBITDEPTH static INLINE void src_convert_hbd_copy(const uint16_t *src, int src_stride, uint16_t *dst, const int dst_stride, int width, int height) { const uint16_t *src_ptr; uint16_t *dst_ptr; int h, w, count = 0; uint16x8_t s1, s2, s3, s4; h = height; do { src_ptr = src + (count << 2) * src_stride; dst_ptr = dst + (count << 2) * dst_stride; w = width; do { load_u16_8x4(src_ptr, src_stride, &s1, &s2, &s3, &s4); store_u16_8x4(dst_ptr, dst_stride, s1, s2, s3, s4); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w > 7); for (int y = 0; y < w; y++) { dst_ptr[y] = src_ptr[y]; dst_ptr[y + 1 * dst_stride] = src_ptr[y + 1 * src_stride]; dst_ptr[y + 2 * dst_stride] = src_ptr[y + 2 * src_stride]; dst_ptr[y + 3 * dst_stride] = src_ptr[y + 3 * src_stride]; } count++; h -= 4; } while (h > 3); src_ptr = src + (count << 2) * src_stride; dst_ptr = dst + (count << 2) * dst_stride; for (int x = 0; x < h; x++) { memcpy((dst_ptr + x * dst_stride), (src_ptr + x * src_stride), sizeof(uint16_t) * width); } // memset uninitialized rows of src buffer as they are needed for the // boxsum filter calculation. for (int x = height; x < height + 5; x++) memset(dst + x * dst_stride, 0, (width + 2) * sizeof(*dst)); } #endif // CONFIG_AV1_HIGHBITDEPTH int av1_selfguided_restoration_neon(const uint8_t *dat8, int width, int height, int stride, int32_t *flt0, int32_t *flt1, int flt_stride, int sgr_params_idx, int bit_depth, int highbd) { const sgr_params_type *const params = &av1_sgr_params[sgr_params_idx]; assert(!(params->r[0] == 0 && params->r[1] == 0)); uint16_t dgd16_[RESTORATION_PROC_UNIT_PELS]; const int dgd16_stride = width + 2 * SGRPROJ_BORDER_HORZ; uint16_t *dgd16 = dgd16_ + dgd16_stride * SGRPROJ_BORDER_VERT + SGRPROJ_BORDER_HORZ; const int width_ext = width + 2 * SGRPROJ_BORDER_HORZ; const int height_ext = height + 2 * SGRPROJ_BORDER_VERT; const int dgd_stride = stride; #if CONFIG_AV1_HIGHBITDEPTH if (highbd) { const uint16_t *dgd16_tmp = CONVERT_TO_SHORTPTR(dat8); src_convert_hbd_copy( dgd16_tmp - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); } else { src_convert_u8_to_u16( dat8 - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); } #else (void)highbd; src_convert_u8_to_u16( dat8 - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); #endif if (params->r[0] > 0) restoration_fast_internal(dgd16, width, height, dgd16_stride, flt0, flt_stride, bit_depth, sgr_params_idx, 0); if (params->r[1] > 0) restoration_internal(dgd16, width, height, dgd16_stride, flt1, flt_stride, bit_depth, sgr_params_idx, 1); return 0; } void av1_apply_selfguided_restoration_neon(const uint8_t *dat8, int width, int height, int stride, int eps, const int *xqd, uint8_t *dst8, int dst_stride, int32_t *tmpbuf, int bit_depth, int highbd) { int32_t *flt0 = tmpbuf; int32_t *flt1 = flt0 + RESTORATION_UNITPELS_MAX; assert(width * height <= RESTORATION_UNITPELS_MAX); uint16_t dgd16_[RESTORATION_PROC_UNIT_PELS]; const int dgd16_stride = width + 2 * SGRPROJ_BORDER_HORZ; uint16_t *dgd16 = dgd16_ + dgd16_stride * SGRPROJ_BORDER_VERT + SGRPROJ_BORDER_HORZ; const int width_ext = width + 2 * SGRPROJ_BORDER_HORZ; const int height_ext = height + 2 * SGRPROJ_BORDER_VERT; const int dgd_stride = stride; const sgr_params_type *const params = &av1_sgr_params[eps]; int xq[2]; assert(!(params->r[0] == 0 && params->r[1] == 0)); #if CONFIG_AV1_HIGHBITDEPTH if (highbd) { const uint16_t *dgd16_tmp = CONVERT_TO_SHORTPTR(dat8); src_convert_hbd_copy( dgd16_tmp - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); } else { src_convert_u8_to_u16( dat8 - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); } #else (void)highbd; src_convert_u8_to_u16( dat8 - SGRPROJ_BORDER_VERT * dgd_stride - SGRPROJ_BORDER_HORZ, dgd_stride, dgd16 - SGRPROJ_BORDER_VERT * dgd16_stride - SGRPROJ_BORDER_HORZ, dgd16_stride, width_ext, height_ext); #endif if (params->r[0] > 0) restoration_fast_internal(dgd16, width, height, dgd16_stride, flt0, width, bit_depth, eps, 0); if (params->r[1] > 0) restoration_internal(dgd16, width, height, dgd16_stride, flt1, width, bit_depth, eps, 1); av1_decode_xq(xqd, xq, params); { int16_t *src_ptr; uint8_t *dst_ptr; uint16_t *dst16_ptr; int16x4_t d0, d4; int16x8_t r0, s0; uint16x8_t r4; int32x4_t u0, u4, v0, v4, f00, f10; uint8x8_t t0; int count = 0, w = width, h = height, rc = 0; const int32x4_t xq0_vec = vdupq_n_s32(xq[0]); const int32x4_t xq1_vec = vdupq_n_s32(xq[1]); const int16x8_t zero = vdupq_n_s16(0); const uint16x8_t max = vdupq_n_u16((1 << bit_depth) - 1); uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst8); dst_ptr = dst8; src_ptr = (int16_t *)dgd16; do { w = width; count = 0; dst_ptr = dst8 + rc * dst_stride; dst16_ptr = dst16 + rc * dst_stride; do { s0 = vld1q_s16(src_ptr + count); u0 = vshll_n_s16(vget_low_s16(s0), SGRPROJ_RST_BITS); u4 = vshll_n_s16(vget_high_s16(s0), SGRPROJ_RST_BITS); v0 = vshlq_n_s32(u0, SGRPROJ_PRJ_BITS); v4 = vshlq_n_s32(u4, SGRPROJ_PRJ_BITS); if (params->r[0] > 0) { f00 = vld1q_s32(flt0 + count); f10 = vld1q_s32(flt0 + count + 4); f00 = vsubq_s32(f00, u0); f10 = vsubq_s32(f10, u4); v0 = vmlaq_s32(v0, xq0_vec, f00); v4 = vmlaq_s32(v4, xq0_vec, f10); } if (params->r[1] > 0) { f00 = vld1q_s32(flt1 + count); f10 = vld1q_s32(flt1 + count + 4); f00 = vsubq_s32(f00, u0); f10 = vsubq_s32(f10, u4); v0 = vmlaq_s32(v0, xq1_vec, f00); v4 = vmlaq_s32(v4, xq1_vec, f10); } d0 = vqrshrn_n_s32(v0, SGRPROJ_PRJ_BITS + SGRPROJ_RST_BITS); d4 = vqrshrn_n_s32(v4, SGRPROJ_PRJ_BITS + SGRPROJ_RST_BITS); r0 = vcombine_s16(d0, d4); r4 = vreinterpretq_u16_s16(vmaxq_s16(r0, zero)); #if CONFIG_AV1_HIGHBITDEPTH if (highbd) { r4 = vminq_u16(r4, max); vst1q_u16(dst16_ptr, r4); } else { t0 = vqmovn_u16(r4); vst1_u8(dst_ptr, t0); } #else (void)max; t0 = vqmovn_u16(r4); vst1_u8(dst_ptr, t0); #endif w -= 8; count += 8; dst_ptr += 8; dst16_ptr += 8; } while (w > 0); src_ptr += dgd16_stride; flt1 += width; flt0 += width; rc++; h--; } while (h > 0); } }