/* * Copyright (c) 2023, 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/arm/mem_neon.h" #include "aom_ports/mem.h" #include "av1/common/convolve.h" #include "av1/common/filter.h" static inline uint16x4_t highbd_convolve6_4_y( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x8_t y_filter, const uint16x4_t max) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum = vmull_lane_s16(s0, y_filter_0_3, 1); sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 2); sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 3); sum = vmlal_lane_s16(sum, s3, y_filter_4_7, 0); sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 1); sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 2); uint16x4_t res = vqrshrun_n_s32(sum, COMPOUND_ROUND1_BITS); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve6_8_y( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t y_filter, const uint16x8_t max) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum0 = vmull_lane_s16(vget_low_s16(s0), y_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 2); int32x4_t sum1 = vmull_lane_s16(vget_high_s16(s0), y_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 2); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, COMPOUND_ROUND1_BITS), vqrshrun_n_s32(sum1, COMPOUND_ROUND1_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_y_sr_6tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, const int bd) { const int16x8_t y_filter_0_7 = vld1q_s16(y_filter_ptr); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)(src_ptr + src_stride); uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4; load_s16_4x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); s += 5 * src_stride; do { int16x4_t s5, s6, s7, s8; load_s16_4x4(s, src_stride, &s5, &s6, &s7, &s8); uint16x4_t d0 = highbd_convolve6_4_y(s0, s1, s2, s3, s4, s5, y_filter_0_7, max); uint16x4_t d1 = highbd_convolve6_4_y(s1, s2, s3, s4, s5, s6, y_filter_0_7, max); uint16x4_t d2 = highbd_convolve6_4_y(s2, s3, s4, s5, s6, s7, y_filter_0_7, max); uint16x4_t d3 = highbd_convolve6_4_y(s3, s4, s5, s6, s7, s8, y_filter_0_7, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); // Width is a multiple of 8 and height is a multiple of 4. do { int height = h; const int16_t *s = (const int16_t *)(src_ptr + src_stride); uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4; load_s16_8x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); s += 5 * src_stride; do { int16x8_t s5, s6, s7, s8; load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); uint16x8_t d0 = highbd_convolve6_8_y(s0, s1, s2, s3, s4, s5, y_filter_0_7, max); uint16x8_t d1 = highbd_convolve6_8_y(s1, s2, s3, s4, s5, s6, y_filter_0_7, max); uint16x8_t d2 = highbd_convolve6_8_y(s2, s3, s4, s5, s6, s7, y_filter_0_7, max); uint16x8_t d3 = highbd_convolve6_8_y(s3, s4, s5, s6, s7, s8, y_filter_0_7, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } static inline uint16x4_t highbd_convolve8_4_y( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x4_t s6, const int16x4_t s7, const int16x8_t y_filter, const uint16x4_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum = vmull_lane_s16(s0, y_filter_0_3, 0); sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 1); sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 2); sum = vmlal_lane_s16(sum, s3, y_filter_0_3, 3); sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 0); sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 1); sum = vmlal_lane_s16(sum, s6, y_filter_4_7, 2); sum = vmlal_lane_s16(sum, s7, y_filter_4_7, 3); uint16x4_t res = vqrshrun_n_s32(sum, COMPOUND_ROUND1_BITS); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve8_8_y( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t s6, const int16x8_t s7, const int16x8_t y_filter, const uint16x8_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum0 = vmull_lane_s16(vget_low_s16(s0), y_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), y_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), y_filter_4_7, 3); int32x4_t sum1 = vmull_lane_s16(vget_high_s16(s0), y_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), y_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), y_filter_4_7, 3); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, COMPOUND_ROUND1_BITS), vqrshrun_n_s32(sum1, COMPOUND_ROUND1_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_y_sr_8tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, int bd) { const int16x8_t y_filter = vld1q_s16(y_filter_ptr); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4, s5, s6; load_s16_4x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); s += 7 * src_stride; do { int16x4_t s7, s8, s9, s10; load_s16_4x4(s, src_stride, &s7, &s8, &s9, &s10); uint16x4_t d0 = highbd_convolve8_4_y(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, max); uint16x4_t d1 = highbd_convolve8_4_y(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, max); uint16x4_t d2 = highbd_convolve8_4_y(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, max); uint16x4_t d3 = highbd_convolve8_4_y(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); do { int height = h; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4, s5, s6; load_s16_8x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); s += 7 * src_stride; do { int16x8_t s7, s8, s9, s10; load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); uint16x8_t d0 = highbd_convolve8_8_y(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, max); uint16x8_t d1 = highbd_convolve8_8_y(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, max); uint16x8_t d2 = highbd_convolve8_8_y(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, max); uint16x8_t d3 = highbd_convolve8_8_y(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } static inline uint16x4_t highbd_convolve12_4_y( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x4_t s6, const int16x4_t s7, const int16x4_t s8, const int16x4_t s9, const int16x4_t s10, const int16x4_t s11, const int16x8_t y_filter_0_7, const int16x4_t y_filter_8_11, const uint16x4_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter_0_7); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter_0_7); int32x4_t sum = vmull_lane_s16(s0, y_filter_0_3, 0); sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 1); sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 2); sum = vmlal_lane_s16(sum, s3, y_filter_0_3, 3); sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 0); sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 1); sum = vmlal_lane_s16(sum, s6, y_filter_4_7, 2); sum = vmlal_lane_s16(sum, s7, y_filter_4_7, 3); sum = vmlal_lane_s16(sum, s8, y_filter_8_11, 0); sum = vmlal_lane_s16(sum, s9, y_filter_8_11, 1); sum = vmlal_lane_s16(sum, s10, y_filter_8_11, 2); sum = vmlal_lane_s16(sum, s11, y_filter_8_11, 3); uint16x4_t res = vqrshrun_n_s32(sum, COMPOUND_ROUND1_BITS); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve12_8_y( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t s6, const int16x8_t s7, const int16x8_t s8, const int16x8_t s9, const int16x8_t s10, const int16x8_t s11, const int16x8_t y_filter_0_7, const int16x4_t y_filter_8_11, const uint16x8_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter_0_7); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter_0_7); int32x4_t sum0 = vmull_lane_s16(vget_low_s16(s0), y_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), y_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), y_filter_4_7, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s8), y_filter_8_11, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s9), y_filter_8_11, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s10), y_filter_8_11, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s11), y_filter_8_11, 3); int32x4_t sum1 = vmull_lane_s16(vget_high_s16(s0), y_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), y_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), y_filter_4_7, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s8), y_filter_8_11, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s9), y_filter_8_11, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s10), y_filter_8_11, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s11), y_filter_8_11, 3); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, COMPOUND_ROUND1_BITS), vqrshrun_n_s32(sum1, COMPOUND_ROUND1_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_y_sr_12tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, int bd) { const int16x8_t y_filter_0_7 = vld1q_s16(y_filter_ptr); const int16x4_t y_filter_8_11 = vld1_s16(y_filter_ptr + 8); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; load_s16_4x11(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7, &s8, &s9, &s10); s += 11 * src_stride; do { int16x4_t s11, s12, s13, s14; load_s16_4x4(s, src_stride, &s11, &s12, &s13, &s14); uint16x4_t d0 = highbd_convolve12_4_y(s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, y_filter_0_7, y_filter_8_11, max); uint16x4_t d1 = highbd_convolve12_4_y(s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, y_filter_0_7, y_filter_8_11, max); uint16x4_t d2 = highbd_convolve12_4_y(s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, y_filter_0_7, y_filter_8_11, max); uint16x4_t d3 = highbd_convolve12_4_y(s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, y_filter_0_7, y_filter_8_11, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s7 = s11; s8 = s12; s9 = s13; s10 = s14; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); do { int height = h; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; load_s16_8x11(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7, &s8, &s9, &s10); s += 11 * src_stride; do { int16x8_t s11, s12, s13, s14; load_s16_8x4(s, src_stride, &s11, &s12, &s13, &s14); uint16x8_t d0 = highbd_convolve12_8_y(s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, y_filter_0_7, y_filter_8_11, max); uint16x8_t d1 = highbd_convolve12_8_y(s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, y_filter_0_7, y_filter_8_11, max); uint16x8_t d2 = highbd_convolve12_8_y(s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, y_filter_0_7, y_filter_8_11, max); uint16x8_t d3 = highbd_convolve12_8_y(s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, y_filter_0_7, y_filter_8_11, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s7 = s11; s8 = s12; s9 = s13; s10 = s14; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } void av1_highbd_convolve_y_sr_neon(const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_y, const int subpel_y_qn, int bd) { if (w == 2 || h == 2) { av1_highbd_convolve_y_sr_c(src, src_stride, dst, dst_stride, w, h, filter_params_y, subpel_y_qn, bd); return; } const int y_filter_taps = get_filter_tap(filter_params_y, subpel_y_qn); const int vert_offset = filter_params_y->taps / 2 - 1; const int16_t *y_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_y, subpel_y_qn & SUBPEL_MASK); src -= vert_offset * src_stride; if (y_filter_taps > 8) { highbd_convolve_y_sr_12tap_neon(src, src_stride, dst, dst_stride, w, h, y_filter_ptr, bd); return; } if (y_filter_taps < 8) { highbd_convolve_y_sr_6tap_neon(src, src_stride, dst, dst_stride, w, h, y_filter_ptr, bd); return; } highbd_convolve_y_sr_8tap_neon(src, src_stride, dst, dst_stride, w, h, y_filter_ptr, bd); } static inline uint16x8_t highbd_convolve6_8_x(const int16x8_t s[6], const int16x8_t x_filter, const int32x4_t offset, const uint16x8_t max) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t x_filter_0_3 = vget_low_s16(x_filter); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter); int32x4_t sum0 = offset; sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[0]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 2); int32x4_t sum1 = offset; sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[0]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 2); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, FILTER_BITS), vqrshrun_n_s32(sum1, FILTER_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_x_sr_6tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, int bd) { const int16x8_t x_filter = vld1q_s16(x_filter_ptr); const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); // This shim allows to do only one rounding shift instead of two. const int32x4_t offset = vdupq_n_s32(1 << (conv_params->round_0 - 1)); int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[6], s1[6], s2[6], s3[6]; load_s16_8x6(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5]); load_s16_8x6(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5]); load_s16_8x6(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5]); load_s16_8x6(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5]); uint16x8_t d0 = highbd_convolve6_8_x(s0, x_filter, offset, max); uint16x8_t d1 = highbd_convolve6_8_x(s1, x_filter, offset, max); uint16x8_t d2 = highbd_convolve6_8_x(s2, x_filter, offset, max); uint16x8_t d3 = highbd_convolve6_8_x(s3, x_filter, offset, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height != 0); } static inline uint16x4_t highbd_convolve4_4_x(const int16x4_t s[4], const int16x4_t x_filter, const int32x4_t offset, const uint16x4_t max) { int32x4_t sum = offset; sum = vmlal_lane_s16(sum, s[0], x_filter, 0); sum = vmlal_lane_s16(sum, s[1], x_filter, 1); sum = vmlal_lane_s16(sum, s[2], x_filter, 2); sum = vmlal_lane_s16(sum, s[3], x_filter, 3); uint16x4_t res = vqrshrun_n_s32(sum, FILTER_BITS); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve8_8_x(const int16x8_t s[8], const int16x8_t x_filter, const int32x4_t offset, const uint16x8_t max) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter); int32x4_t sum0 = offset; sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[0]), x_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[6]), x_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[7]), x_filter_4_7, 3); int32x4_t sum1 = offset; sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[0]), x_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[6]), x_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[7]), x_filter_4_7, 3); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, FILTER_BITS), vqrshrun_n_s32(sum1, FILTER_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_x_sr_neon(const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, int bd) { // This shim allows to do only one rounding shift instead of two. const int32x4_t offset = vdupq_n_s32(1 << (conv_params->round_0 - 1)); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); // 4-tap filters are used for blocks having width == 4. const int16x4_t x_filter = vld1_s16(x_filter_ptr + 2); const int16_t *s = (const int16_t *)(src_ptr + 2); uint16_t *d = dst_ptr; do { int16x4_t s0[4], s1[4], s2[4], s3[4]; load_s16_4x4(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3]); load_s16_4x4(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3]); load_s16_4x4(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3]); load_s16_4x4(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3]); uint16x4_t d0 = highbd_convolve4_4_x(s0, x_filter, offset, max); uint16x4_t d1 = highbd_convolve4_4_x(s1, x_filter, offset, max); uint16x4_t d2 = highbd_convolve4_4_x(s2, x_filter, offset, max); uint16x4_t d3 = highbd_convolve4_4_x(s3, x_filter, offset, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); const int16x8_t x_filter = vld1q_s16(x_filter_ptr); int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[8], s1[8], s2[8], s3[8]; load_s16_8x8(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7]); load_s16_8x8(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7]); load_s16_8x8(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7]); load_s16_8x8(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7]); uint16x8_t d0 = highbd_convolve8_8_x(s0, x_filter, offset, max); uint16x8_t d1 = highbd_convolve8_8_x(s1, x_filter, offset, max); uint16x8_t d2 = highbd_convolve8_8_x(s2, x_filter, offset, max); uint16x8_t d3 = highbd_convolve8_8_x(s3, x_filter, offset, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height != 0); } } static inline uint16x4_t highbd_convolve12_4_x(const int16x4_t s[12], const int16x8_t x_filter_0_7, const int16x4_t x_filter_8_11, const int32x4_t offset, const uint16x4_t max) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter_0_7); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter_0_7); int32x4_t sum = offset; sum = vmlal_lane_s16(sum, s[0], x_filter_0_3, 0); sum = vmlal_lane_s16(sum, s[1], x_filter_0_3, 1); sum = vmlal_lane_s16(sum, s[2], x_filter_0_3, 2); sum = vmlal_lane_s16(sum, s[3], x_filter_0_3, 3); sum = vmlal_lane_s16(sum, s[4], x_filter_4_7, 0); sum = vmlal_lane_s16(sum, s[5], x_filter_4_7, 1); sum = vmlal_lane_s16(sum, s[6], x_filter_4_7, 2); sum = vmlal_lane_s16(sum, s[7], x_filter_4_7, 3); sum = vmlal_lane_s16(sum, s[8], x_filter_8_11, 0); sum = vmlal_lane_s16(sum, s[9], x_filter_8_11, 1); sum = vmlal_lane_s16(sum, s[10], x_filter_8_11, 2); sum = vmlal_lane_s16(sum, s[11], x_filter_8_11, 3); uint16x4_t res = vqrshrun_n_s32(sum, FILTER_BITS); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve12_8_x(const int16x8_t s[12], const int16x8_t x_filter_0_7, const int16x4_t x_filter_8_11, const int32x4_t offset, const uint16x8_t max) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter_0_7); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter_0_7); int32x4_t sum0 = offset; sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[0]), x_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[6]), x_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[7]), x_filter_4_7, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[8]), x_filter_8_11, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[9]), x_filter_8_11, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[10]), x_filter_8_11, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[11]), x_filter_8_11, 3); int32x4_t sum1 = offset; sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[0]), x_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[6]), x_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[7]), x_filter_4_7, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[8]), x_filter_8_11, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[9]), x_filter_8_11, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[10]), x_filter_8_11, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[11]), x_filter_8_11, 3); uint16x8_t res = vcombine_u16(vqrshrun_n_s32(sum0, FILTER_BITS), vqrshrun_n_s32(sum1, FILTER_BITS)); return vminq_u16(res, max); } static inline void highbd_convolve_x_sr_12tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, int bd) { // This shim allows to do only one rounding shift instead of two. const int32x4_t offset = vdupq_n_s32(1 << (conv_params->round_0 - 1)); const int16x8_t x_filter_0_7 = vld1q_s16(x_filter_ptr); const int16x4_t x_filter_8_11 = vld1_s16(x_filter_ptr + 8); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x4_t s0[12], s1[12], s2[12], s3[12]; load_s16_4x12(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); load_s16_4x12(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7], &s1[8], &s1[9], &s1[10], &s1[11]); load_s16_4x12(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7], &s2[8], &s2[9], &s2[10], &s2[11]); load_s16_4x12(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7], &s3[8], &s3[9], &s3[10], &s3[11]); uint16x4_t d0 = highbd_convolve12_4_x(s0, x_filter_0_7, x_filter_8_11, offset, max); uint16x4_t d1 = highbd_convolve12_4_x(s1, x_filter_0_7, x_filter_8_11, offset, max); uint16x4_t d2 = highbd_convolve12_4_x(s2, x_filter_0_7, x_filter_8_11, offset, max); uint16x4_t d3 = highbd_convolve12_4_x(s3, x_filter_0_7, x_filter_8_11, offset, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[12], s1[12], s2[12], s3[12]; load_s16_8x12(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); load_s16_8x12(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7], &s1[8], &s1[9], &s1[10], &s1[11]); load_s16_8x12(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7], &s2[8], &s2[9], &s2[10], &s2[11]); load_s16_8x12(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7], &s3[8], &s3[9], &s3[10], &s3[11]); uint16x8_t d0 = highbd_convolve12_8_x(s0, x_filter_0_7, x_filter_8_11, offset, max); uint16x8_t d1 = highbd_convolve12_8_x(s1, x_filter_0_7, x_filter_8_11, offset, max); uint16x8_t d2 = highbd_convolve12_8_x(s2, x_filter_0_7, x_filter_8_11, offset, max); uint16x8_t d3 = highbd_convolve12_8_x(s3, x_filter_0_7, x_filter_8_11, offset, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height != 0); } } void av1_highbd_convolve_x_sr_neon(const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, ConvolveParams *conv_params, int bd) { if (w == 2 || h == 2) { av1_highbd_convolve_x_sr_c(src, src_stride, dst, dst_stride, w, h, filter_params_x, subpel_x_qn, conv_params, bd); return; } const int x_filter_taps = get_filter_tap(filter_params_x, subpel_x_qn); const int horiz_offset = filter_params_x->taps / 2 - 1; const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); src -= horiz_offset; if (x_filter_taps > 8) { highbd_convolve_x_sr_12tap_neon(src, src_stride, dst, dst_stride, w, h, x_filter_ptr, conv_params, bd); return; } if (x_filter_taps <= 6 && w != 4) { highbd_convolve_x_sr_6tap_neon(src + 1, src_stride, dst, dst_stride, w, h, x_filter_ptr, conv_params, bd); return; } highbd_convolve_x_sr_neon(src, src_stride, dst, dst_stride, w, h, x_filter_ptr, conv_params, bd); } static inline uint16x4_t highbd_convolve6_4_2d_v( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x8_t y_filter, const int32x4_t round_shift, const int32x4_t offset, const uint16x4_t max) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum = vmlal_lane_s16(offset, s0, y_filter_0_3, 1); sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 2); sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 3); sum = vmlal_lane_s16(sum, s3, y_filter_4_7, 0); sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 1); sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 2); sum = vshlq_s32(sum, round_shift); uint16x4_t res = vqmovun_s32(sum); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve6_8_2d_v( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t y_filter, const int32x4_t round_shift, const int32x4_t offset, const uint16x8_t max) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t y_filter_0_3 = vget_low_s16(y_filter); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s0), y_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 2); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s0), y_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 2); sum0 = vshlq_s32(sum0, round_shift); sum1 = vshlq_s32(sum1, round_shift); uint16x8_t res = vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); return vminq_u16(res, max); } static inline void highbd_convolve_2d_sr_vert_6tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, ConvolveParams *conv_params, int bd, const int offset) { const int16x8_t y_filter = vld1q_s16(y_filter_ptr); const int32x4_t offset_s32 = vdupq_n_s32(offset); const int round1_shift = conv_params->round_1; const int32x4_t round1_shift_s32 = vdupq_n_s32(-round1_shift); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4; load_s16_4x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); s += 5 * src_stride; do { int16x4_t s5, s6, s7, s8; load_s16_4x4(s, src_stride, &s5, &s6, &s7, &s8); uint16x4_t d0 = highbd_convolve6_4_2d_v( s0, s1, s2, s3, s4, s5, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d1 = highbd_convolve6_4_2d_v( s1, s2, s3, s4, s5, s6, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d2 = highbd_convolve6_4_2d_v( s2, s3, s4, s5, s6, s7, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d3 = highbd_convolve6_4_2d_v( s3, s4, s5, s6, s7, s8, y_filter, round1_shift_s32, offset_s32, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); do { int height = h; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4; load_s16_8x5(s, src_stride, &s0, &s1, &s2, &s3, &s4); s += 5 * src_stride; do { int16x8_t s5, s6, s7, s8; load_s16_8x4(s, src_stride, &s5, &s6, &s7, &s8); uint16x8_t d0 = highbd_convolve6_8_2d_v(s0, s1, s2, s3, s4, s5, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d1 = highbd_convolve6_8_2d_v(s1, s2, s3, s4, s5, s6, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d2 = highbd_convolve6_8_2d_v(s2, s3, s4, s5, s6, s7, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d3 = highbd_convolve6_8_2d_v(s3, s4, s5, s6, s7, s8, y_filter, round1_shift_s32, offset_s32, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } static inline uint16x4_t highbd_convolve8_4_2d_v( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x4_t s6, const int16x4_t s7, const int16x8_t y_filter, const int32x4_t round_shift, const int32x4_t offset, const uint16x4_t max) { const int16x4_t y_filter_lo = vget_low_s16(y_filter); const int16x4_t y_filter_hi = vget_high_s16(y_filter); int32x4_t sum = vmlal_lane_s16(offset, s0, y_filter_lo, 0); sum = vmlal_lane_s16(sum, s1, y_filter_lo, 1); sum = vmlal_lane_s16(sum, s2, y_filter_lo, 2); sum = vmlal_lane_s16(sum, s3, y_filter_lo, 3); sum = vmlal_lane_s16(sum, s4, y_filter_hi, 0); sum = vmlal_lane_s16(sum, s5, y_filter_hi, 1); sum = vmlal_lane_s16(sum, s6, y_filter_hi, 2); sum = vmlal_lane_s16(sum, s7, y_filter_hi, 3); sum = vshlq_s32(sum, round_shift); uint16x4_t res = vqmovun_s32(sum); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve8_8_2d_v( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t s6, const int16x8_t s7, const int16x8_t y_filter, const int32x4_t round_shift, const int32x4_t offset, const uint16x8_t max) { const int16x4_t y_filter_lo = vget_low_s16(y_filter); const int16x4_t y_filter_hi = vget_high_s16(y_filter); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s0), y_filter_lo, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_lo, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_lo, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_lo, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_hi, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_hi, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), y_filter_hi, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), y_filter_hi, 3); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s0), y_filter_lo, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_lo, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_lo, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_lo, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_hi, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_hi, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), y_filter_hi, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), y_filter_hi, 3); sum0 = vshlq_s32(sum0, round_shift); sum1 = vshlq_s32(sum1, round_shift); uint16x8_t res = vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); return vminq_u16(res, max); } static inline void highbd_convolve_2d_sr_vert_8tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, ConvolveParams *conv_params, int bd, const int offset) { const int16x8_t y_filter = vld1q_s16(y_filter_ptr); const int32x4_t offset_s32 = vdupq_n_s32(offset); const int round1_shift = conv_params->round_1; const int32x4_t round1_shift_s32 = vdupq_n_s32(-round1_shift); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4, s5, s6; load_s16_4x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); s += 7 * src_stride; do { int16x4_t s7, s8, s9, s10; load_s16_4x4(s, src_stride, &s7, &s8, &s9, &s10); uint16x4_t d0 = highbd_convolve8_4_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d1 = highbd_convolve8_4_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d2 = highbd_convolve8_4_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, round1_shift_s32, offset_s32, max); uint16x4_t d3 = highbd_convolve8_4_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, round1_shift_s32, offset_s32, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); do { int height = h; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4, s5, s6; load_s16_8x7(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6); s += 7 * src_stride; do { int16x8_t s7, s8, s9, s10; load_s16_8x4(s, src_stride, &s7, &s8, &s9, &s10); uint16x8_t d0 = highbd_convolve8_8_2d_v(s0, s1, s2, s3, s4, s5, s6, s7, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d1 = highbd_convolve8_8_2d_v(s1, s2, s3, s4, s5, s6, s7, s8, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d2 = highbd_convolve8_8_2d_v(s2, s3, s4, s5, s6, s7, s8, s9, y_filter, round1_shift_s32, offset_s32, max); uint16x8_t d3 = highbd_convolve8_8_2d_v(s3, s4, s5, s6, s7, s8, s9, s10, y_filter, round1_shift_s32, offset_s32, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } static inline uint16x4_t highbd_convolve12_4_2d_v( const int16x4_t s0, const int16x4_t s1, const int16x4_t s2, const int16x4_t s3, const int16x4_t s4, const int16x4_t s5, const int16x4_t s6, const int16x4_t s7, const int16x4_t s8, const int16x4_t s9, const int16x4_t s10, const int16x4_t s11, const int16x8_t y_filter_0_7, const int16x4_t y_filter_8_11, const int32x4_t round_shift, const int32x4_t offset, const uint16x4_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter_0_7); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter_0_7); int32x4_t sum = vmlal_lane_s16(offset, s0, y_filter_0_3, 0); sum = vmlal_lane_s16(sum, s1, y_filter_0_3, 1); sum = vmlal_lane_s16(sum, s2, y_filter_0_3, 2); sum = vmlal_lane_s16(sum, s3, y_filter_0_3, 3); sum = vmlal_lane_s16(sum, s4, y_filter_4_7, 0); sum = vmlal_lane_s16(sum, s5, y_filter_4_7, 1); sum = vmlal_lane_s16(sum, s6, y_filter_4_7, 2); sum = vmlal_lane_s16(sum, s7, y_filter_4_7, 3); sum = vmlal_lane_s16(sum, s8, y_filter_8_11, 0); sum = vmlal_lane_s16(sum, s9, y_filter_8_11, 1); sum = vmlal_lane_s16(sum, s10, y_filter_8_11, 2); sum = vmlal_lane_s16(sum, s11, y_filter_8_11, 3); sum = vshlq_s32(sum, round_shift); uint16x4_t res = vqmovun_s32(sum); return vmin_u16(res, max); } static inline uint16x8_t highbd_convolve12_8_2d_v( const int16x8_t s0, const int16x8_t s1, const int16x8_t s2, const int16x8_t s3, const int16x8_t s4, const int16x8_t s5, const int16x8_t s6, const int16x8_t s7, const int16x8_t s8, const int16x8_t s9, const int16x8_t s10, const int16x8_t s11, const int16x8_t y_filter_0_7, const int16x4_t y_filter_8_11, const int32x4_t round_shift, const int32x4_t offset, const uint16x8_t max) { const int16x4_t y_filter_0_3 = vget_low_s16(y_filter_0_7); const int16x4_t y_filter_4_7 = vget_high_s16(y_filter_0_7); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s0), y_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s1), y_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s2), y_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s3), y_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s4), y_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s5), y_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s6), y_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s7), y_filter_4_7, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s8), y_filter_8_11, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s9), y_filter_8_11, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s10), y_filter_8_11, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s11), y_filter_8_11, 3); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s0), y_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s1), y_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s2), y_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s3), y_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s4), y_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s5), y_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s6), y_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s7), y_filter_4_7, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s8), y_filter_8_11, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s9), y_filter_8_11, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s10), y_filter_8_11, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s11), y_filter_8_11, 3); sum0 = vshlq_s32(sum0, round_shift); sum1 = vshlq_s32(sum1, round_shift); uint16x8_t res = vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); return vminq_u16(res, max); } static inline void highbd_convolve_2d_sr_vert_12tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *y_filter_ptr, ConvolveParams *conv_params, const int bd, const int offset) { const int16x8_t y_filter_0_7 = vld1q_s16(y_filter_ptr); const int16x4_t y_filter_8_11 = vld1_s16(y_filter_ptr + 8); const int32x4_t offset_s32 = vdupq_n_s32(offset); const int round1_shift = conv_params->round_1; const int32x4_t round1_shift_s32 = vdupq_n_s32(-round1_shift); if (w == 4) { const uint16x4_t max = vdup_n_u16((1 << bd) - 1); const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x4_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; load_s16_4x11(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7, &s8, &s9, &s10); s += 11 * src_stride; do { int16x4_t s11, s12, s13, s14; load_s16_4x4(s, src_stride, &s11, &s12, &s13, &s14); uint16x4_t d0 = highbd_convolve12_4_2d_v( s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x4_t d1 = highbd_convolve12_4_2d_v( s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x4_t d2 = highbd_convolve12_4_2d_v( s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x4_t d3 = highbd_convolve12_4_2d_v( s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s7 = s11; s8 = s12; s9 = s13; s10 = s14; s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h != 0); } else { const uint16x8_t max = vdupq_n_u16((1 << bd) - 1); do { int height = h; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; int16x8_t s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10; load_s16_8x11(s, src_stride, &s0, &s1, &s2, &s3, &s4, &s5, &s6, &s7, &s8, &s9, &s10); s += 11 * src_stride; do { int16x8_t s11, s12, s13, s14; load_s16_8x4(s, src_stride, &s11, &s12, &s13, &s14); uint16x8_t d0 = highbd_convolve12_8_2d_v( s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x8_t d1 = highbd_convolve12_8_2d_v( s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x8_t d2 = highbd_convolve12_8_2d_v( s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); uint16x8_t d3 = highbd_convolve12_8_2d_v( s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, y_filter_0_7, y_filter_8_11, round1_shift_s32, offset_s32, max); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s0 = s4; s1 = s5; s2 = s6; s3 = s7; s4 = s8; s5 = s9; s6 = s10; s7 = s11; s8 = s12; s9 = s13; s10 = s14; s += 4 * src_stride; d += 4 * dst_stride; height -= 4; } while (height != 0); src_ptr += 8; dst_ptr += 8; w -= 8; } while (w != 0); } } static inline uint16x8_t highbd_convolve6_8_2d_h(const int16x8_t s[6], const int16x8_t x_filter, const int32x4_t shift_s32, const int32x4_t offset) { // Values at indices 0 and 7 of y_filter are zero. const int16x4_t x_filter_0_3 = vget_low_s16(x_filter); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s[0]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 2); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s[0]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 2); sum0 = vqrshlq_s32(sum0, shift_s32); sum1 = vqrshlq_s32(sum1, shift_s32); return vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); } static inline void highbd_convolve_2d_sr_horiz_6tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, const int offset) { // The smallest block height processed by the SIMD functions is 4, and the // horizontal convolution needs to process an extra (filter_taps/2 - 1) lines // for the vertical convolution. assert(h >= 5); const int32x4_t shift_s32 = vdupq_n_s32(-conv_params->round_0); const int32x4_t offset_s32 = vdupq_n_s32(offset); const int16x8_t x_filter = vld1q_s16(x_filter_ptr); int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[6], s1[6], s2[6], s3[6]; load_s16_8x6(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5]); load_s16_8x6(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5]); load_s16_8x6(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5]); load_s16_8x6(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5]); uint16x8_t d0 = highbd_convolve6_8_2d_h(s0, x_filter, shift_s32, offset_s32); uint16x8_t d1 = highbd_convolve6_8_2d_h(s1, x_filter, shift_s32, offset_s32); uint16x8_t d2 = highbd_convolve6_8_2d_h(s2, x_filter, shift_s32, offset_s32); uint16x8_t d3 = highbd_convolve6_8_2d_h(s3, x_filter, shift_s32, offset_s32); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 4); do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[6]; load_s16_8x6(s, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5]); uint16x8_t d0 = highbd_convolve6_8_2d_h(s0, x_filter, shift_s32, offset_s32); vst1q_u16(d, d0); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += src_stride; dst_ptr += dst_stride; } while (--height != 0); } static inline uint16x4_t highbd_convolve4_4_2d_h(const int16x4_t s[4], const int16x4_t x_filter, const int32x4_t shift_s32, const int32x4_t offset) { int32x4_t sum = vmlal_lane_s16(offset, s[0], x_filter, 0); sum = vmlal_lane_s16(sum, s[1], x_filter, 1); sum = vmlal_lane_s16(sum, s[2], x_filter, 2); sum = vmlal_lane_s16(sum, s[3], x_filter, 3); sum = vqrshlq_s32(sum, shift_s32); return vqmovun_s32(sum); } static inline uint16x8_t highbd_convolve8_8_2d_h(const int16x8_t s[8], const int16x8_t x_filter, const int32x4_t shift_s32, const int32x4_t offset) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s[0]), x_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[6]), x_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[7]), x_filter_4_7, 3); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s[0]), x_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[6]), x_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[7]), x_filter_4_7, 3); sum0 = vqrshlq_s32(sum0, shift_s32); sum1 = vqrshlq_s32(sum1, shift_s32); return vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); } static inline void highbd_convolve_2d_sr_horiz_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, const int offset) { // The smallest block height processed by the SIMD functions is 4, and the // horizontal convolution needs to process an extra (filter_taps/2 - 1) lines // for the vertical convolution. assert(h >= 5); const int32x4_t shift_s32 = vdupq_n_s32(-conv_params->round_0); const int32x4_t offset_s32 = vdupq_n_s32(offset); if (w == 4) { // 4-tap filters are used for blocks having width <= 4. const int16x4_t x_filter = vld1_s16(x_filter_ptr + 2); const int16_t *s = (const int16_t *)(src_ptr + 1); uint16_t *d = dst_ptr; do { int16x4_t s0[4], s1[4], s2[4], s3[4]; load_s16_4x4(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3]); load_s16_4x4(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3]); load_s16_4x4(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3]); load_s16_4x4(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3]); uint16x4_t d0 = highbd_convolve4_4_2d_h(s0, x_filter, shift_s32, offset_s32); uint16x4_t d1 = highbd_convolve4_4_2d_h(s1, x_filter, shift_s32, offset_s32); uint16x4_t d2 = highbd_convolve4_4_2d_h(s2, x_filter, shift_s32, offset_s32); uint16x4_t d3 = highbd_convolve4_4_2d_h(s3, x_filter, shift_s32, offset_s32); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h > 4); do { int16x4_t s0[4]; load_s16_4x4(s, 1, &s0[0], &s0[1], &s0[2], &s0[3]); uint16x4_t d0 = highbd_convolve4_4_2d_h(s0, x_filter, shift_s32, offset_s32); vst1_u16(d, d0); s += src_stride; d += dst_stride; } while (--h != 0); } else { const int16x8_t x_filter = vld1q_s16(x_filter_ptr); int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[8], s1[8], s2[8], s3[8]; load_s16_8x8(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7]); load_s16_8x8(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7]); load_s16_8x8(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7]); load_s16_8x8(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7]); uint16x8_t d0 = highbd_convolve8_8_2d_h(s0, x_filter, shift_s32, offset_s32); uint16x8_t d1 = highbd_convolve8_8_2d_h(s1, x_filter, shift_s32, offset_s32); uint16x8_t d2 = highbd_convolve8_8_2d_h(s2, x_filter, shift_s32, offset_s32); uint16x8_t d3 = highbd_convolve8_8_2d_h(s3, x_filter, shift_s32, offset_s32); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 4); do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[8]; load_s16_8x8(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7]); uint16x8_t d0 = highbd_convolve8_8_2d_h(s0, x_filter, shift_s32, offset_s32); vst1q_u16(d, d0); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += src_stride; dst_ptr += dst_stride; } while (--height != 0); } } static inline uint16x4_t highbd_convolve12_4_2d_h(const int16x4_t s[12], const int16x8_t x_filter_0_7, const int16x4_t x_filter_8_11, const int32x4_t shift_s32, const int32x4_t offset) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter_0_7); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter_0_7); int32x4_t sum = vmlal_lane_s16(offset, s[0], x_filter_0_3, 0); sum = vmlal_lane_s16(sum, s[1], x_filter_0_3, 1); sum = vmlal_lane_s16(sum, s[2], x_filter_0_3, 2); sum = vmlal_lane_s16(sum, s[3], x_filter_0_3, 3); sum = vmlal_lane_s16(sum, s[4], x_filter_4_7, 0); sum = vmlal_lane_s16(sum, s[5], x_filter_4_7, 1); sum = vmlal_lane_s16(sum, s[6], x_filter_4_7, 2); sum = vmlal_lane_s16(sum, s[7], x_filter_4_7, 3); sum = vmlal_lane_s16(sum, s[8], x_filter_8_11, 0); sum = vmlal_lane_s16(sum, s[9], x_filter_8_11, 1); sum = vmlal_lane_s16(sum, s[10], x_filter_8_11, 2); sum = vmlal_lane_s16(sum, s[11], x_filter_8_11, 3); sum = vqrshlq_s32(sum, shift_s32); return vqmovun_s32(sum); } static inline uint16x8_t highbd_convolve12_8_2d_h(const int16x8_t s[12], const int16x8_t x_filter_0_7, const int16x4_t x_filter_8_11, const int32x4_t shift_s32, const int32x4_t offset) { const int16x4_t x_filter_0_3 = vget_low_s16(x_filter_0_7); const int16x4_t x_filter_4_7 = vget_high_s16(x_filter_0_7); int32x4_t sum0 = vmlal_lane_s16(offset, vget_low_s16(s[0]), x_filter_0_3, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[1]), x_filter_0_3, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[2]), x_filter_0_3, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[3]), x_filter_0_3, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[4]), x_filter_4_7, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[5]), x_filter_4_7, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[6]), x_filter_4_7, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[7]), x_filter_4_7, 3); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[8]), x_filter_8_11, 0); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[9]), x_filter_8_11, 1); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[10]), x_filter_8_11, 2); sum0 = vmlal_lane_s16(sum0, vget_low_s16(s[11]), x_filter_8_11, 3); int32x4_t sum1 = vmlal_lane_s16(offset, vget_high_s16(s[0]), x_filter_0_3, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[1]), x_filter_0_3, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[2]), x_filter_0_3, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[3]), x_filter_0_3, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[4]), x_filter_4_7, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[5]), x_filter_4_7, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[6]), x_filter_4_7, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[7]), x_filter_4_7, 3); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[8]), x_filter_8_11, 0); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[9]), x_filter_8_11, 1); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[10]), x_filter_8_11, 2); sum1 = vmlal_lane_s16(sum1, vget_high_s16(s[11]), x_filter_8_11, 3); sum0 = vqrshlq_s32(sum0, shift_s32); sum1 = vqrshlq_s32(sum1, shift_s32); return vcombine_u16(vqmovun_s32(sum0), vqmovun_s32(sum1)); } static inline void highbd_convolve_2d_sr_horiz_12tap_neon( const uint16_t *src_ptr, int src_stride, uint16_t *dst_ptr, int dst_stride, int w, int h, const int16_t *x_filter_ptr, ConvolveParams *conv_params, const int offset) { // The smallest block height processed by the SIMD functions is 4, and the // horizontal convolution needs to process an extra (filter_taps/2 - 1) lines // for the vertical convolution. assert(h >= 5); const int32x4_t shift_s32 = vdupq_n_s32(-conv_params->round_0); const int16x8_t x_filter_0_7 = vld1q_s16(x_filter_ptr); const int16x4_t x_filter_8_11 = vld1_s16(x_filter_ptr + 8); const int32x4_t offset_s32 = vdupq_n_s32(offset); if (w == 4) { const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x4_t s0[12], s1[12], s2[12], s3[12]; load_s16_4x12(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); load_s16_4x12(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7], &s1[8], &s1[9], &s1[10], &s1[11]); load_s16_4x12(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7], &s2[8], &s2[9], &s2[10], &s2[11]); load_s16_4x12(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7], &s3[8], &s3[9], &s3[10], &s3[11]); uint16x4_t d0 = highbd_convolve12_4_2d_h(s0, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x4_t d1 = highbd_convolve12_4_2d_h(s1, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x4_t d2 = highbd_convolve12_4_2d_h(s2, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x4_t d3 = highbd_convolve12_4_2d_h(s3, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); store_u16_4x4(d, dst_stride, d0, d1, d2, d3); s += 4 * src_stride; d += 4 * dst_stride; h -= 4; } while (h > 4); do { int16x4_t s0[12]; load_s16_4x12(s, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); uint16x4_t d0 = highbd_convolve12_4_2d_h(s0, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); vst1_u16(d, d0); s += src_stride; d += dst_stride; } while (--h != 0); } else { int height = h; do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[12], s1[12], s2[12], s3[12]; load_s16_8x12(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); load_s16_8x12(s + 1 * src_stride, 1, &s1[0], &s1[1], &s1[2], &s1[3], &s1[4], &s1[5], &s1[6], &s1[7], &s1[8], &s1[9], &s1[10], &s1[11]); load_s16_8x12(s + 2 * src_stride, 1, &s2[0], &s2[1], &s2[2], &s2[3], &s2[4], &s2[5], &s2[6], &s2[7], &s2[8], &s2[9], &s2[10], &s2[11]); load_s16_8x12(s + 3 * src_stride, 1, &s3[0], &s3[1], &s3[2], &s3[3], &s3[4], &s3[5], &s3[6], &s3[7], &s3[8], &s3[9], &s3[10], &s3[11]); uint16x8_t d0 = highbd_convolve12_8_2d_h( s0, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x8_t d1 = highbd_convolve12_8_2d_h( s1, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x8_t d2 = highbd_convolve12_8_2d_h( s2, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); uint16x8_t d3 = highbd_convolve12_8_2d_h( s3, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); store_u16_8x4(d, dst_stride, d0, d1, d2, d3); s += 8; d += 8; width -= 8; } while (width != 0); src_ptr += 4 * src_stride; dst_ptr += 4 * dst_stride; height -= 4; } while (height > 4); do { int width = w; const int16_t *s = (const int16_t *)src_ptr; uint16_t *d = dst_ptr; do { int16x8_t s0[12]; load_s16_8x12(s + 0 * src_stride, 1, &s0[0], &s0[1], &s0[2], &s0[3], &s0[4], &s0[5], &s0[6], &s0[7], &s0[8], &s0[9], &s0[10], &s0[11]); uint16x8_t d0 = highbd_convolve12_8_2d_h( s0, x_filter_0_7, x_filter_8_11, shift_s32, offset_s32); vst1q_u16(d, d0); s += 8; d += 8; width -= 8; } while (width > 0); src_ptr += src_stride; dst_ptr += dst_stride; } while (--height != 0); } } void av1_highbd_convolve_2d_sr_neon(const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_x, const InterpFilterParams *filter_params_y, const int subpel_x_qn, const int subpel_y_qn, ConvolveParams *conv_params, int bd) { if (w == 2 || h == 2) { av1_highbd_convolve_2d_sr_c(src, src_stride, dst, dst_stride, w, h, filter_params_x, filter_params_y, subpel_x_qn, subpel_y_qn, conv_params, bd); return; } DECLARE_ALIGNED(16, uint16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * MAX_SB_SIZE]); const int x_filter_taps = get_filter_tap(filter_params_x, subpel_x_qn); const int clamped_x_taps = x_filter_taps < 6 ? 6 : x_filter_taps; const int y_filter_taps = get_filter_tap(filter_params_y, subpel_y_qn); const int clamped_y_taps = y_filter_taps < 6 ? 6 : y_filter_taps; const int im_h = h + clamped_y_taps - 1; const int im_stride = MAX_SB_SIZE; const int vert_offset = clamped_y_taps / 2 - 1; const int horiz_offset = clamped_x_taps / 2 - 1; const int x_offset_initial = (1 << (bd + FILTER_BITS - 1)); const int y_offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; // The extra shim of (1 << (conv_params->round_1 - 1)) allows us to do a // simple shift left instead of a rounding saturating shift left. const int y_offset = (1 << (conv_params->round_1 - 1)) - (1 << (y_offset_bits - 1)); const uint16_t *src_ptr = src - vert_offset * src_stride - horiz_offset; const int16_t *x_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_x, subpel_x_qn & SUBPEL_MASK); const int16_t *y_filter_ptr = av1_get_interp_filter_subpel_kernel( filter_params_y, subpel_y_qn & SUBPEL_MASK); if (x_filter_taps > 8) { highbd_convolve_2d_sr_horiz_12tap_neon(src_ptr, src_stride, im_block, im_stride, w, im_h, x_filter_ptr, conv_params, x_offset_initial); highbd_convolve_2d_sr_vert_12tap_neon(im_block, im_stride, dst, dst_stride, w, h, y_filter_ptr, conv_params, bd, y_offset); return; } if (x_filter_taps <= 6 && w != 4) { highbd_convolve_2d_sr_horiz_6tap_neon(src_ptr, src_stride, im_block, im_stride, w, im_h, x_filter_ptr, conv_params, x_offset_initial); } else { highbd_convolve_2d_sr_horiz_neon(src_ptr, src_stride, im_block, im_stride, w, im_h, x_filter_ptr, conv_params, x_offset_initial); } if (y_filter_taps <= 6) { highbd_convolve_2d_sr_vert_6tap_neon(im_block, im_stride, dst, dst_stride, w, h, y_filter_ptr, conv_params, bd, y_offset); } else { highbd_convolve_2d_sr_vert_8tap_neon(im_block, im_stride, dst, dst_stride, w, h, y_filter_ptr, conv_params, bd, y_offset); } } // Filter used is [64, 64]. void av1_highbd_convolve_x_sr_intrabc_neon( const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, ConvolveParams *conv_params, int bd) { assert(subpel_x_qn == 8); assert(filter_params_x->taps == 2); assert((conv_params->round_0 + conv_params->round_1) == 2 * FILTER_BITS); (void)filter_params_x; (void)subpel_x_qn; (void)conv_params; (void)bd; if (w <= 4) { do { uint16x4_t s0 = vld1_u16(src); uint16x4_t s1 = vld1_u16(src + 1); uint16x4_t d0 = vrhadd_u16(s0, s1); if (w == 2) { store_u16_2x1(dst, d0); } else { vst1_u16(dst, d0); } src += src_stride; dst += dst_stride; } while (--h != 0); } else { do { const uint16_t *src_ptr = src; uint16_t *dst_ptr = dst; int width = w; do { uint16x8_t s0 = vld1q_u16(src_ptr); uint16x8_t s1 = vld1q_u16(src_ptr + 1); uint16x8_t d0 = vrhaddq_u16(s0, s1); vst1q_u16(dst_ptr, d0); src_ptr += 8; dst_ptr += 8; width -= 8; } while (width != 0); src += src_stride; dst += dst_stride; } while (--h != 0); } } // Filter used is [64, 64]. void av1_highbd_convolve_y_sr_intrabc_neon( const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_y, const int subpel_y_qn, int bd) { assert(subpel_y_qn == 8); assert(filter_params_y->taps == 2); (void)filter_params_y; (void)subpel_y_qn; (void)bd; if (w <= 4) { do { uint16x4_t s0 = vld1_u16(src); uint16x4_t s1 = vld1_u16(src + src_stride); uint16x4_t d0 = vrhadd_u16(s0, s1); if (w == 2) { store_u16_2x1(dst, d0); } else { vst1_u16(dst, d0); } src += src_stride; dst += dst_stride; } while (--h != 0); } else { do { const uint16_t *src_ptr = src; uint16_t *dst_ptr = dst; int height = h; do { uint16x8_t s0 = vld1q_u16(src_ptr); uint16x8_t s1 = vld1q_u16(src_ptr + src_stride); uint16x8_t d0 = vrhaddq_u16(s0, s1); vst1q_u16(dst_ptr, d0); src_ptr += src_stride; dst_ptr += dst_stride; } while (--height != 0); src += 8; dst += 8; w -= 8; } while (w != 0); } } // Both horizontal and vertical passes use the same 2-tap filter: [64, 64]. void av1_highbd_convolve_2d_sr_intrabc_neon( const uint16_t *src, int src_stride, uint16_t *dst, int dst_stride, int w, int h, const InterpFilterParams *filter_params_x, const InterpFilterParams *filter_params_y, const int subpel_x_qn, const int subpel_y_qn, ConvolveParams *conv_params, int bd) { assert(subpel_x_qn == 8); assert(subpel_y_qn == 8); assert(filter_params_x->taps == 2 && filter_params_y->taps == 2); assert((conv_params->round_0 + conv_params->round_1) == 2 * FILTER_BITS); assert(w <= MAX_SB_SIZE && h <= MAX_SB_SIZE); (void)filter_params_x; (void)subpel_x_qn; (void)filter_params_y; (void)subpel_y_qn; (void)conv_params; (void)bd; DECLARE_ALIGNED(16, uint16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]); int im_h = h + 1; int im_stride = MAX_SB_SIZE; uint16x8_t vert_offset = vdupq_n_u16(1); uint16_t *im = im_block; // Horizontal filter. if (w <= 4) { do { uint16x4_t s0 = vld1_u16(src); uint16x4_t s1 = vld1_u16(src + 1); uint16x4_t d0 = vadd_u16(s0, s1); // Safe to store the whole vector, the im buffer is big enough. vst1_u16(im, d0); src += src_stride; im += im_stride; } while (--im_h != 0); } else { do { const uint16_t *src_ptr = src; uint16_t *im_ptr = im; int width = w; do { uint16x8_t s0 = vld1q_u16(src_ptr); uint16x8_t s1 = vld1q_u16(src_ptr + 1); uint16x8_t d0 = vaddq_u16(s0, s1); vst1q_u16(im_ptr, d0); src_ptr += 8; im_ptr += 8; width -= 8; } while (width != 0); src += src_stride; im += im_stride; } while (--im_h != 0); } im = im_block; // Vertical filter. if (w <= 4) { do { uint16x4_t s0 = vld1_u16(im); uint16x4_t s1 = vld1_u16(im + im_stride); uint16x4_t d0 = vhadd_u16(s0, s1); d0 = vhadd_u16(d0, vget_low_u16(vert_offset)); if (w == 2) { store_u16_2x1(dst, d0); } else { vst1_u16(dst, d0); } im += im_stride; dst += dst_stride; } while (--h != 0); } else { do { uint16_t *im_ptr = im; uint16_t *dst_ptr = dst; int height = h; do { uint16x8_t s0 = vld1q_u16(im_ptr); uint16x8_t s1 = vld1q_u16(im_ptr + im_stride); uint16x8_t d0 = vhaddq_u16(s0, s1); d0 = vhaddq_u16(d0, vert_offset); vst1q_u16(dst_ptr, d0); im_ptr += im_stride; dst_ptr += dst_stride; } while (--height != 0); im += 8; dst += 8; w -= 8; } while (w != 0); } }