/* * Copyright (c) 2014 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include #include "./vpx_config.h" #include "./vp8_rtcd.h" #include "vpx_ports/arm.h" #ifdef VPX_INCOMPATIBLE_GCC static INLINE void write_2x4(unsigned char *dst, int pitch, const uint8x8x2_t result) { /* * uint8x8x2_t result 00 01 02 03 | 04 05 06 07 10 11 12 13 | 14 15 16 17 --- * after vtrn_u8 00 10 02 12 | 04 14 06 16 01 11 03 13 | 05 15 07 17 */ const uint8x8x2_t r01_u8 = vtrn_u8(result.val[0], result.val[1]); const uint16x4_t x_0_4 = vreinterpret_u16_u8(r01_u8.val[0]); const uint16x4_t x_1_5 = vreinterpret_u16_u8(r01_u8.val[1]); vst1_lane_u16((uint16_t *)dst, x_0_4, 0); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_1_5, 0); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_0_4, 1); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_1_5, 1); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_0_4, 2); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_1_5, 2); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_0_4, 3); dst += pitch; vst1_lane_u16((uint16_t *)dst, x_1_5, 3); } static INLINE void write_2x8(unsigned char *dst, int pitch, const uint8x8x2_t result, const uint8x8x2_t result2) { write_2x4(dst, pitch, result); dst += pitch * 8; write_2x4(dst, pitch, result2); } #else static INLINE void write_2x8(unsigned char *dst, int pitch, const uint8x8x2_t result, const uint8x8x2_t result2) { vst2_lane_u8(dst, result, 0); dst += pitch; vst2_lane_u8(dst, result, 1); dst += pitch; vst2_lane_u8(dst, result, 2); dst += pitch; vst2_lane_u8(dst, result, 3); dst += pitch; vst2_lane_u8(dst, result, 4); dst += pitch; vst2_lane_u8(dst, result, 5); dst += pitch; vst2_lane_u8(dst, result, 6); dst += pitch; vst2_lane_u8(dst, result, 7); dst += pitch; vst2_lane_u8(dst, result2, 0); dst += pitch; vst2_lane_u8(dst, result2, 1); dst += pitch; vst2_lane_u8(dst, result2, 2); dst += pitch; vst2_lane_u8(dst, result2, 3); dst += pitch; vst2_lane_u8(dst, result2, 4); dst += pitch; vst2_lane_u8(dst, result2, 5); dst += pitch; vst2_lane_u8(dst, result2, 6); dst += pitch; vst2_lane_u8(dst, result2, 7); } #endif // VPX_INCOMPATIBLE_GCC #ifdef VPX_INCOMPATIBLE_GCC static INLINE uint8x8x4_t read_4x8(unsigned char *src, int pitch) { uint8x8x4_t x; const uint8x8_t a = vld1_u8(src); const uint8x8_t b = vld1_u8(src + pitch * 1); const uint8x8_t c = vld1_u8(src + pitch * 2); const uint8x8_t d = vld1_u8(src + pitch * 3); const uint8x8_t e = vld1_u8(src + pitch * 4); const uint8x8_t f = vld1_u8(src + pitch * 5); const uint8x8_t g = vld1_u8(src + pitch * 6); const uint8x8_t h = vld1_u8(src + pitch * 7); const uint32x2x2_t r04_u32 = vtrn_u32(vreinterpret_u32_u8(a), vreinterpret_u32_u8(e)); const uint32x2x2_t r15_u32 = vtrn_u32(vreinterpret_u32_u8(b), vreinterpret_u32_u8(f)); const uint32x2x2_t r26_u32 = vtrn_u32(vreinterpret_u32_u8(c), vreinterpret_u32_u8(g)); const uint32x2x2_t r37_u32 = vtrn_u32(vreinterpret_u32_u8(d), vreinterpret_u32_u8(h)); const uint16x4x2_t r02_u16 = vtrn_u16(vreinterpret_u16_u32(r04_u32.val[0]), vreinterpret_u16_u32(r26_u32.val[0])); const uint16x4x2_t r13_u16 = vtrn_u16(vreinterpret_u16_u32(r15_u32.val[0]), vreinterpret_u16_u32(r37_u32.val[0])); const uint8x8x2_t r01_u8 = vtrn_u8(vreinterpret_u8_u16(r02_u16.val[0]), vreinterpret_u8_u16(r13_u16.val[0])); const uint8x8x2_t r23_u8 = vtrn_u8(vreinterpret_u8_u16(r02_u16.val[1]), vreinterpret_u8_u16(r13_u16.val[1])); /* * after vtrn_u32 00 01 02 03 | 40 41 42 43 10 11 12 13 | 50 51 52 53 20 21 22 23 | 60 61 62 63 30 31 32 33 | 70 71 72 73 --- * after vtrn_u16 00 01 20 21 | 40 41 60 61 02 03 22 23 | 42 43 62 63 10 11 30 31 | 50 51 70 71 12 13 32 33 | 52 52 72 73 00 01 20 21 | 40 41 60 61 10 11 30 31 | 50 51 70 71 02 03 22 23 | 42 43 62 63 12 13 32 33 | 52 52 72 73 --- * after vtrn_u8 00 10 20 30 | 40 50 60 70 01 11 21 31 | 41 51 61 71 02 12 22 32 | 42 52 62 72 03 13 23 33 | 43 53 63 73 */ x.val[0] = r01_u8.val[0]; x.val[1] = r01_u8.val[1]; x.val[2] = r23_u8.val[0]; x.val[3] = r23_u8.val[1]; return x; } #else static INLINE uint8x8x4_t read_4x8(unsigned char *src, int pitch) { uint8x8x4_t x; x.val[0] = x.val[1] = x.val[2] = x.val[3] = vdup_n_u8(0); x = vld4_lane_u8(src, x, 0); src += pitch; x = vld4_lane_u8(src, x, 1); src += pitch; x = vld4_lane_u8(src, x, 2); src += pitch; x = vld4_lane_u8(src, x, 3); src += pitch; x = vld4_lane_u8(src, x, 4); src += pitch; x = vld4_lane_u8(src, x, 5); src += pitch; x = vld4_lane_u8(src, x, 6); src += pitch; x = vld4_lane_u8(src, x, 7); return x; } #endif // VPX_INCOMPATIBLE_GCC static INLINE void vp8_loop_filter_simple_vertical_edge_neon( unsigned char *s, int p, const unsigned char *blimit) { unsigned char *src1; uint8x16_t qblimit, q0u8; uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8, q11u8, q12u8, q14u8, q15u8; int16x8_t q2s16, q13s16, q11s16; int8x8_t d28s8, d29s8; int8x16_t q2s8, q3s8, q10s8, q11s8, q14s8; uint8x8x4_t d0u8x4; // d6, d7, d8, d9 uint8x8x4_t d1u8x4; // d10, d11, d12, d13 uint8x8x2_t d2u8x2; // d12, d13 uint8x8x2_t d3u8x2; // d14, d15 qblimit = vdupq_n_u8(*blimit); src1 = s - 2; d0u8x4 = read_4x8(src1, p); src1 += p * 8; d1u8x4 = read_4x8(src1, p); q3u8 = vcombine_u8(d0u8x4.val[0], d1u8x4.val[0]); // d6 d10 q4u8 = vcombine_u8(d0u8x4.val[2], d1u8x4.val[2]); // d8 d12 q5u8 = vcombine_u8(d0u8x4.val[1], d1u8x4.val[1]); // d7 d11 q6u8 = vcombine_u8(d0u8x4.val[3], d1u8x4.val[3]); // d9 d13 q15u8 = vabdq_u8(q5u8, q4u8); q14u8 = vabdq_u8(q3u8, q6u8); q15u8 = vqaddq_u8(q15u8, q15u8); q14u8 = vshrq_n_u8(q14u8, 1); q0u8 = vdupq_n_u8(0x80); q11s16 = vdupq_n_s16(3); q15u8 = vqaddq_u8(q15u8, q14u8); q3u8 = veorq_u8(q3u8, q0u8); q4u8 = veorq_u8(q4u8, q0u8); q5u8 = veorq_u8(q5u8, q0u8); q6u8 = veorq_u8(q6u8, q0u8); q15u8 = vcgeq_u8(qblimit, q15u8); q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q4u8)), vget_low_s8(vreinterpretq_s8_u8(q5u8))); q13s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q4u8)), vget_high_s8(vreinterpretq_s8_u8(q5u8))); q14s8 = vqsubq_s8(vreinterpretq_s8_u8(q3u8), vreinterpretq_s8_u8(q6u8)); q2s16 = vmulq_s16(q2s16, q11s16); q13s16 = vmulq_s16(q13s16, q11s16); q11u8 = vdupq_n_u8(3); q12u8 = vdupq_n_u8(4); q2s16 = vaddw_s8(q2s16, vget_low_s8(q14s8)); q13s16 = vaddw_s8(q13s16, vget_high_s8(q14s8)); d28s8 = vqmovn_s16(q2s16); d29s8 = vqmovn_s16(q13s16); q14s8 = vcombine_s8(d28s8, d29s8); q14s8 = vandq_s8(q14s8, vreinterpretq_s8_u8(q15u8)); q2s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q11u8)); q3s8 = vqaddq_s8(q14s8, vreinterpretq_s8_u8(q12u8)); q2s8 = vshrq_n_s8(q2s8, 3); q14s8 = vshrq_n_s8(q3s8, 3); q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q5u8), q2s8); q10s8 = vqsubq_s8(vreinterpretq_s8_u8(q4u8), q14s8); q6u8 = veorq_u8(vreinterpretq_u8_s8(q11s8), q0u8); q7u8 = veorq_u8(vreinterpretq_u8_s8(q10s8), q0u8); d2u8x2.val[0] = vget_low_u8(q6u8); // d12 d2u8x2.val[1] = vget_low_u8(q7u8); // d14 d3u8x2.val[0] = vget_high_u8(q6u8); // d13 d3u8x2.val[1] = vget_high_u8(q7u8); // d15 src1 = s - 1; write_2x8(src1, p, d2u8x2, d3u8x2); } void vp8_loop_filter_bvs_neon(unsigned char *y_ptr, int y_stride, const unsigned char *blimit) { y_ptr += 4; vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit); y_ptr += 4; vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit); y_ptr += 4; vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit); return; } void vp8_loop_filter_mbvs_neon(unsigned char *y_ptr, int y_stride, const unsigned char *blimit) { vp8_loop_filter_simple_vertical_edge_neon(y_ptr, y_stride, blimit); return; }