| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| #include <assert.h> |
| #include <smmintrin.h> /* SSE4.1 */ |
| |
| #include "config/aom_config.h" |
| #include "config/av1_rtcd.h" |
| |
| #include "av1/common/av1_txfm.h" |
| #include "av1/common/x86/highbd_txfm_utility_sse4.h" |
| #include "av1/encoder/av1_fwd_txfm1d_cfg.h" |
| #include "av1/encoder/x86/av1_txfm1d_sse4.h" |
| #include "aom_dsp/txfm_common.h" |
| #include "aom_dsp/x86/txfm_common_sse2.h" |
| #include "aom_ports/mem.h" |
| |
| static INLINE void load_buffer_4x4(const int16_t *input, __m128i *in, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| if (!flipud) { |
| in[0] = _mm_loadl_epi64((const __m128i *)(input + 0 * stride)); |
| in[1] = _mm_loadl_epi64((const __m128i *)(input + 1 * stride)); |
| in[2] = _mm_loadl_epi64((const __m128i *)(input + 2 * stride)); |
| in[3] = _mm_loadl_epi64((const __m128i *)(input + 3 * stride)); |
| } else { |
| in[0] = _mm_loadl_epi64((const __m128i *)(input + 3 * stride)); |
| in[1] = _mm_loadl_epi64((const __m128i *)(input + 2 * stride)); |
| in[2] = _mm_loadl_epi64((const __m128i *)(input + 1 * stride)); |
| in[3] = _mm_loadl_epi64((const __m128i *)(input + 0 * stride)); |
| } |
| |
| if (fliplr) { |
| in[0] = _mm_shufflelo_epi16(in[0], 0x1b); |
| in[1] = _mm_shufflelo_epi16(in[1], 0x1b); |
| in[2] = _mm_shufflelo_epi16(in[2], 0x1b); |
| in[3] = _mm_shufflelo_epi16(in[3], 0x1b); |
| } |
| |
| in[0] = _mm_cvtepi16_epi32(in[0]); |
| in[1] = _mm_cvtepi16_epi32(in[1]); |
| in[2] = _mm_cvtepi16_epi32(in[2]); |
| in[3] = _mm_cvtepi16_epi32(in[3]); |
| |
| in[0] = _mm_slli_epi32(in[0], shift); |
| in[1] = _mm_slli_epi32(in[1], shift); |
| in[2] = _mm_slli_epi32(in[2], shift); |
| in[3] = _mm_slli_epi32(in[3], shift); |
| } |
| |
| // We only use stage-2 bit; |
| // shift[0] is used in load_buffer_4x4() |
| // shift[1] is used in txfm_func_col() |
| // shift[2] is used in txfm_func_row() |
| static void fdct4x4_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int num_col) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| __m128i s0, s1, s2, s3; |
| __m128i u0, u1, u2, u3; |
| __m128i v0, v1, v2, v3; |
| |
| int endidx = 3 * num_col; |
| s0 = _mm_add_epi32(in[0], in[endidx]); |
| s3 = _mm_sub_epi32(in[0], in[endidx]); |
| endidx -= num_col; |
| s1 = _mm_add_epi32(in[num_col], in[endidx]); |
| s2 = _mm_sub_epi32(in[num_col], in[endidx]); |
| |
| // btf_32_sse4_1_type0(cospi32, cospi32, s[01], u[02], bit); |
| u0 = _mm_mullo_epi32(s0, cospi32); |
| u1 = _mm_mullo_epi32(s1, cospi32); |
| u2 = _mm_add_epi32(u0, u1); |
| v0 = _mm_sub_epi32(u0, u1); |
| |
| u3 = _mm_add_epi32(u2, rnding); |
| v1 = _mm_add_epi32(v0, rnding); |
| |
| u0 = _mm_srai_epi32(u3, bit); |
| u2 = _mm_srai_epi32(v1, bit); |
| |
| // btf_32_sse4_1_type1(cospi48, cospi16, s[23], u[13], bit); |
| v0 = _mm_mullo_epi32(s2, cospi48); |
| v1 = _mm_mullo_epi32(s3, cospi16); |
| v2 = _mm_add_epi32(v0, v1); |
| |
| v3 = _mm_add_epi32(v2, rnding); |
| u1 = _mm_srai_epi32(v3, bit); |
| |
| v0 = _mm_mullo_epi32(s2, cospi16); |
| v1 = _mm_mullo_epi32(s3, cospi48); |
| v2 = _mm_sub_epi32(v1, v0); |
| |
| v3 = _mm_add_epi32(v2, rnding); |
| u3 = _mm_srai_epi32(v3, bit); |
| |
| // Note: shift[1] and shift[2] are zeros |
| |
| // Transpose 4x4 32-bit |
| v0 = _mm_unpacklo_epi32(u0, u1); |
| v1 = _mm_unpackhi_epi32(u0, u1); |
| v2 = _mm_unpacklo_epi32(u2, u3); |
| v3 = _mm_unpackhi_epi32(u2, u3); |
| |
| out[0] = _mm_unpacklo_epi64(v0, v2); |
| out[1] = _mm_unpackhi_epi64(v0, v2); |
| out[2] = _mm_unpacklo_epi64(v1, v3); |
| out[3] = _mm_unpackhi_epi64(v1, v3); |
| } |
| |
| static INLINE void write_buffer_4x4(__m128i *res, int32_t *output) { |
| _mm_store_si128((__m128i *)(output + 0 * 4), res[0]); |
| _mm_store_si128((__m128i *)(output + 1 * 4), res[1]); |
| _mm_store_si128((__m128i *)(output + 2 * 4), res[2]); |
| _mm_store_si128((__m128i *)(output + 3 * 4), res[3]); |
| } |
| |
| static void fadst4x4_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int num_col) { |
| const int32_t *sinpi = sinpi_arr(bit); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const __m128i sinpi1 = _mm_set1_epi32((int)sinpi[1]); |
| const __m128i sinpi2 = _mm_set1_epi32((int)sinpi[2]); |
| const __m128i sinpi3 = _mm_set1_epi32((int)sinpi[3]); |
| const __m128i sinpi4 = _mm_set1_epi32((int)sinpi[4]); |
| __m128i t; |
| __m128i s0, s1, s2, s3, s4, s5, s6, s7; |
| __m128i x0, x1, x2, x3; |
| __m128i u0, u1, u2, u3; |
| __m128i v0, v1, v2, v3; |
| |
| int idx = 0 * num_col; |
| s0 = _mm_mullo_epi32(in[idx], sinpi1); |
| s1 = _mm_mullo_epi32(in[idx], sinpi4); |
| t = _mm_add_epi32(in[idx], in[idx + num_col]); |
| idx += num_col; |
| s2 = _mm_mullo_epi32(in[idx], sinpi2); |
| s3 = _mm_mullo_epi32(in[idx], sinpi1); |
| idx += num_col; |
| s4 = _mm_mullo_epi32(in[idx], sinpi3); |
| idx += num_col; |
| s5 = _mm_mullo_epi32(in[idx], sinpi4); |
| s6 = _mm_mullo_epi32(in[idx], sinpi2); |
| s7 = _mm_sub_epi32(t, in[idx]); |
| |
| t = _mm_add_epi32(s0, s2); |
| x0 = _mm_add_epi32(t, s5); |
| x1 = _mm_mullo_epi32(s7, sinpi3); |
| t = _mm_sub_epi32(s1, s3); |
| x2 = _mm_add_epi32(t, s6); |
| x3 = s4; |
| |
| s0 = _mm_add_epi32(x0, x3); |
| s1 = x1; |
| s2 = _mm_sub_epi32(x2, x3); |
| t = _mm_sub_epi32(x2, x0); |
| s3 = _mm_add_epi32(t, x3); |
| |
| u0 = _mm_add_epi32(s0, rnding); |
| u0 = _mm_srai_epi32(u0, bit); |
| |
| u1 = _mm_add_epi32(s1, rnding); |
| u1 = _mm_srai_epi32(u1, bit); |
| |
| u2 = _mm_add_epi32(s2, rnding); |
| u2 = _mm_srai_epi32(u2, bit); |
| |
| u3 = _mm_add_epi32(s3, rnding); |
| u3 = _mm_srai_epi32(u3, bit); |
| |
| v0 = _mm_unpacklo_epi32(u0, u1); |
| v1 = _mm_unpackhi_epi32(u0, u1); |
| v2 = _mm_unpacklo_epi32(u2, u3); |
| v3 = _mm_unpackhi_epi32(u2, u3); |
| |
| out[0] = _mm_unpacklo_epi64(v0, v2); |
| out[1] = _mm_unpackhi_epi64(v0, v2); |
| out[2] = _mm_unpacklo_epi64(v1, v3); |
| out[3] = _mm_unpackhi_epi64(v1, v3); |
| } |
| static void idtx4x4_sse4_1(__m128i *in, __m128i *out, int bit, int col_num) { |
| (void)bit; |
| __m128i fact = _mm_set1_epi32(NewSqrt2); |
| __m128i offset = _mm_set1_epi32(1 << (NewSqrt2Bits - 1)); |
| __m128i a_low; |
| __m128i v[4]; |
| |
| for (int i = 0; i < 4; i++) { |
| a_low = _mm_mullo_epi32(in[i * col_num], fact); |
| a_low = _mm_add_epi32(a_low, offset); |
| out[i] = _mm_srai_epi32(a_low, NewSqrt2Bits); |
| } |
| |
| // Transpose for 4x4 |
| v[0] = _mm_unpacklo_epi32(out[0], out[1]); |
| v[1] = _mm_unpackhi_epi32(out[0], out[1]); |
| v[2] = _mm_unpacklo_epi32(out[2], out[3]); |
| v[3] = _mm_unpackhi_epi32(out[2], out[3]); |
| |
| out[0] = _mm_unpacklo_epi64(v[0], v[2]); |
| out[1] = _mm_unpackhi_epi64(v[0], v[2]); |
| out[2] = _mm_unpacklo_epi64(v[1], v[3]); |
| out[3] = _mm_unpackhi_epi64(v[1], v[3]); |
| } |
| void av1_fwd_txfm2d_4x4_sse4_1(const int16_t *input, int32_t *coeff, |
| int input_stride, TX_TYPE tx_type, int bd) { |
| __m128i in[4]; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_4X4]; |
| const int txw_idx = get_txw_idx(TX_4X4); |
| const int txh_idx = get_txh_idx(TX_4X4); |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case ADST_DCT: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case DCT_ADST: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case ADST_ADST: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_4x4(input, in, input_stride, 1, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_4x4(input, in, input_stride, 0, 1, shift[0]); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_4x4(input, in, input_stride, 1, 1, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_4x4(input, in, input_stride, 0, 1, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_4x4(input, in, input_stride, 1, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case IDTX: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case V_DCT: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case H_DCT: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| fdct4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case V_ADST: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case H_ADST: |
| load_buffer_4x4(input, in, input_stride, 0, 0, shift[0]); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_col[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case V_FLIPADST: |
| load_buffer_4x4(input, in, input_stride, 1, 0, shift[0]); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| case H_FLIPADST: |
| load_buffer_4x4(input, in, input_stride, 0, 1, shift[0]); |
| idtx4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| fadst4x4_sse4_1(in, in, fwd_cos_bit_row[txw_idx][txh_idx], 1); |
| write_buffer_4x4(in, coeff); |
| break; |
| default: assert(0); |
| } |
| (void)bd; |
| } |
| |
| static INLINE void load_buffer_8x8(const int16_t *input, __m128i *in, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| __m128i u; |
| if (!flipud) { |
| in[0] = _mm_load_si128((const __m128i *)(input + 0 * stride)); |
| in[1] = _mm_load_si128((const __m128i *)(input + 1 * stride)); |
| in[2] = _mm_load_si128((const __m128i *)(input + 2 * stride)); |
| in[3] = _mm_load_si128((const __m128i *)(input + 3 * stride)); |
| in[4] = _mm_load_si128((const __m128i *)(input + 4 * stride)); |
| in[5] = _mm_load_si128((const __m128i *)(input + 5 * stride)); |
| in[6] = _mm_load_si128((const __m128i *)(input + 6 * stride)); |
| in[7] = _mm_load_si128((const __m128i *)(input + 7 * stride)); |
| } else { |
| in[0] = _mm_load_si128((const __m128i *)(input + 7 * stride)); |
| in[1] = _mm_load_si128((const __m128i *)(input + 6 * stride)); |
| in[2] = _mm_load_si128((const __m128i *)(input + 5 * stride)); |
| in[3] = _mm_load_si128((const __m128i *)(input + 4 * stride)); |
| in[4] = _mm_load_si128((const __m128i *)(input + 3 * stride)); |
| in[5] = _mm_load_si128((const __m128i *)(input + 2 * stride)); |
| in[6] = _mm_load_si128((const __m128i *)(input + 1 * stride)); |
| in[7] = _mm_load_si128((const __m128i *)(input + 0 * stride)); |
| } |
| |
| if (fliplr) { |
| in[0] = mm_reverse_epi16(in[0]); |
| in[1] = mm_reverse_epi16(in[1]); |
| in[2] = mm_reverse_epi16(in[2]); |
| in[3] = mm_reverse_epi16(in[3]); |
| in[4] = mm_reverse_epi16(in[4]); |
| in[5] = mm_reverse_epi16(in[5]); |
| in[6] = mm_reverse_epi16(in[6]); |
| in[7] = mm_reverse_epi16(in[7]); |
| } |
| |
| u = _mm_unpackhi_epi64(in[4], in[4]); |
| in[8] = _mm_cvtepi16_epi32(in[4]); |
| in[9] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[5], in[5]); |
| in[10] = _mm_cvtepi16_epi32(in[5]); |
| in[11] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[6], in[6]); |
| in[12] = _mm_cvtepi16_epi32(in[6]); |
| in[13] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[7], in[7]); |
| in[14] = _mm_cvtepi16_epi32(in[7]); |
| in[15] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[3], in[3]); |
| in[6] = _mm_cvtepi16_epi32(in[3]); |
| in[7] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[2], in[2]); |
| in[4] = _mm_cvtepi16_epi32(in[2]); |
| in[5] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[1], in[1]); |
| in[2] = _mm_cvtepi16_epi32(in[1]); |
| in[3] = _mm_cvtepi16_epi32(u); |
| |
| u = _mm_unpackhi_epi64(in[0], in[0]); |
| in[0] = _mm_cvtepi16_epi32(in[0]); |
| in[1] = _mm_cvtepi16_epi32(u); |
| |
| in[0] = _mm_slli_epi32(in[0], shift); |
| in[1] = _mm_slli_epi32(in[1], shift); |
| in[2] = _mm_slli_epi32(in[2], shift); |
| in[3] = _mm_slli_epi32(in[3], shift); |
| in[4] = _mm_slli_epi32(in[4], shift); |
| in[5] = _mm_slli_epi32(in[5], shift); |
| in[6] = _mm_slli_epi32(in[6], shift); |
| in[7] = _mm_slli_epi32(in[7], shift); |
| |
| in[8] = _mm_slli_epi32(in[8], shift); |
| in[9] = _mm_slli_epi32(in[9], shift); |
| in[10] = _mm_slli_epi32(in[10], shift); |
| in[11] = _mm_slli_epi32(in[11], shift); |
| in[12] = _mm_slli_epi32(in[12], shift); |
| in[13] = _mm_slli_epi32(in[13], shift); |
| in[14] = _mm_slli_epi32(in[14], shift); |
| in[15] = _mm_slli_epi32(in[15], shift); |
| } |
| |
| static INLINE void col_txfm_8x8_rounding(__m128i *in, int shift) { |
| const __m128i rounding = _mm_set1_epi32(1 << (shift - 1)); |
| |
| in[0] = _mm_add_epi32(in[0], rounding); |
| in[1] = _mm_add_epi32(in[1], rounding); |
| in[2] = _mm_add_epi32(in[2], rounding); |
| in[3] = _mm_add_epi32(in[3], rounding); |
| in[4] = _mm_add_epi32(in[4], rounding); |
| in[5] = _mm_add_epi32(in[5], rounding); |
| in[6] = _mm_add_epi32(in[6], rounding); |
| in[7] = _mm_add_epi32(in[7], rounding); |
| in[8] = _mm_add_epi32(in[8], rounding); |
| in[9] = _mm_add_epi32(in[9], rounding); |
| in[10] = _mm_add_epi32(in[10], rounding); |
| in[11] = _mm_add_epi32(in[11], rounding); |
| in[12] = _mm_add_epi32(in[12], rounding); |
| in[13] = _mm_add_epi32(in[13], rounding); |
| in[14] = _mm_add_epi32(in[14], rounding); |
| in[15] = _mm_add_epi32(in[15], rounding); |
| |
| in[0] = _mm_srai_epi32(in[0], shift); |
| in[1] = _mm_srai_epi32(in[1], shift); |
| in[2] = _mm_srai_epi32(in[2], shift); |
| in[3] = _mm_srai_epi32(in[3], shift); |
| in[4] = _mm_srai_epi32(in[4], shift); |
| in[5] = _mm_srai_epi32(in[5], shift); |
| in[6] = _mm_srai_epi32(in[6], shift); |
| in[7] = _mm_srai_epi32(in[7], shift); |
| in[8] = _mm_srai_epi32(in[8], shift); |
| in[9] = _mm_srai_epi32(in[9], shift); |
| in[10] = _mm_srai_epi32(in[10], shift); |
| in[11] = _mm_srai_epi32(in[11], shift); |
| in[12] = _mm_srai_epi32(in[12], shift); |
| in[13] = _mm_srai_epi32(in[13], shift); |
| in[14] = _mm_srai_epi32(in[14], shift); |
| in[15] = _mm_srai_epi32(in[15], shift); |
| } |
| |
| static INLINE void col_txfm_4x8_rounding(__m128i *in, int shift) { |
| const __m128i rounding = _mm_set1_epi32(1 << (shift - 1)); |
| |
| in[0] = _mm_add_epi32(in[0], rounding); |
| in[1] = _mm_add_epi32(in[1], rounding); |
| in[2] = _mm_add_epi32(in[2], rounding); |
| in[3] = _mm_add_epi32(in[3], rounding); |
| in[4] = _mm_add_epi32(in[4], rounding); |
| in[5] = _mm_add_epi32(in[5], rounding); |
| in[6] = _mm_add_epi32(in[6], rounding); |
| in[7] = _mm_add_epi32(in[7], rounding); |
| |
| in[0] = _mm_srai_epi32(in[0], shift); |
| in[1] = _mm_srai_epi32(in[1], shift); |
| in[2] = _mm_srai_epi32(in[2], shift); |
| in[3] = _mm_srai_epi32(in[3], shift); |
| in[4] = _mm_srai_epi32(in[4], shift); |
| in[5] = _mm_srai_epi32(in[5], shift); |
| in[6] = _mm_srai_epi32(in[6], shift); |
| in[7] = _mm_srai_epi32(in[7], shift); |
| } |
| |
| static INLINE void write_buffer_8x8(const __m128i *res, int32_t *output) { |
| _mm_store_si128((__m128i *)(output + 0 * 4), res[0]); |
| _mm_store_si128((__m128i *)(output + 1 * 4), res[1]); |
| _mm_store_si128((__m128i *)(output + 2 * 4), res[2]); |
| _mm_store_si128((__m128i *)(output + 3 * 4), res[3]); |
| |
| _mm_store_si128((__m128i *)(output + 4 * 4), res[4]); |
| _mm_store_si128((__m128i *)(output + 5 * 4), res[5]); |
| _mm_store_si128((__m128i *)(output + 6 * 4), res[6]); |
| _mm_store_si128((__m128i *)(output + 7 * 4), res[7]); |
| |
| _mm_store_si128((__m128i *)(output + 8 * 4), res[8]); |
| _mm_store_si128((__m128i *)(output + 9 * 4), res[9]); |
| _mm_store_si128((__m128i *)(output + 10 * 4), res[10]); |
| _mm_store_si128((__m128i *)(output + 11 * 4), res[11]); |
| |
| _mm_store_si128((__m128i *)(output + 12 * 4), res[12]); |
| _mm_store_si128((__m128i *)(output + 13 * 4), res[13]); |
| _mm_store_si128((__m128i *)(output + 14 * 4), res[14]); |
| _mm_store_si128((__m128i *)(output + 15 * 4), res[15]); |
| } |
| |
| static INLINE void write_buffer_16x8(const __m128i *res, int32_t *output, |
| const int stride) { |
| _mm_storeu_si128((__m128i *)(output), res[0]); |
| _mm_storeu_si128((__m128i *)(output + 4), res[1]); |
| _mm_storeu_si128((__m128i *)(output + stride), res[2]); |
| _mm_storeu_si128((__m128i *)(output + stride + 4), res[3]); |
| |
| _mm_storeu_si128((__m128i *)(output + (stride * 2)), res[4]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 2) + 4), res[5]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 3)), res[6]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 3) + 4), res[7]); |
| |
| _mm_storeu_si128((__m128i *)(output + (stride * 4)), res[8]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 4) + 4), res[9]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 5)), res[10]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 5) + 4), res[11]); |
| |
| _mm_storeu_si128((__m128i *)(output + (stride * 6)), res[12]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 6) + 4), res[13]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 7)), res[14]); |
| _mm_storeu_si128((__m128i *)(output + (stride * 7) + 4), res[15]); |
| } |
| |
| static void fdct4x8_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int col_num) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospim32 = _mm_set1_epi32(-cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| __m128i u[8], v[8]; |
| |
| int startidx = 0 * col_num; |
| int endidx = 7 * col_num; |
| // Even 8 points 0, 2, ..., 14 |
| // stage 0 |
| // stage 1 |
| u[0] = _mm_add_epi32(in[startidx], in[endidx]); |
| v[7] = _mm_sub_epi32(in[startidx], in[endidx]); // v[7] |
| startidx += col_num; |
| endidx -= col_num; |
| u[1] = _mm_add_epi32(in[startidx], in[endidx]); |
| u[6] = _mm_sub_epi32(in[startidx], in[endidx]); |
| startidx += col_num; |
| endidx -= col_num; |
| u[2] = _mm_add_epi32(in[startidx], in[endidx]); |
| u[5] = _mm_sub_epi32(in[startidx], in[endidx]); |
| startidx += col_num; |
| endidx -= col_num; |
| u[3] = _mm_add_epi32(in[startidx], in[endidx]); |
| v[4] = _mm_sub_epi32(in[startidx], in[endidx]); // v[4] |
| |
| // stage 2 |
| v[0] = _mm_add_epi32(u[0], u[3]); |
| v[3] = _mm_sub_epi32(u[0], u[3]); |
| v[1] = _mm_add_epi32(u[1], u[2]); |
| v[2] = _mm_sub_epi32(u[1], u[2]); |
| |
| v[5] = _mm_mullo_epi32(u[5], cospim32); |
| v[6] = _mm_mullo_epi32(u[6], cospi32); |
| v[5] = _mm_add_epi32(v[5], v[6]); |
| v[5] = _mm_add_epi32(v[5], rnding); |
| v[5] = _mm_srai_epi32(v[5], bit); |
| |
| u[0] = _mm_mullo_epi32(u[5], cospi32); |
| v[6] = _mm_mullo_epi32(u[6], cospim32); |
| v[6] = _mm_sub_epi32(u[0], v[6]); |
| v[6] = _mm_add_epi32(v[6], rnding); |
| v[6] = _mm_srai_epi32(v[6], bit); |
| |
| // stage 3 |
| // type 0 |
| v[0] = _mm_mullo_epi32(v[0], cospi32); |
| v[1] = _mm_mullo_epi32(v[1], cospi32); |
| u[0] = _mm_add_epi32(v[0], v[1]); |
| u[0] = _mm_add_epi32(u[0], rnding); |
| u[0] = _mm_srai_epi32(u[0], bit); |
| |
| u[1] = _mm_sub_epi32(v[0], v[1]); |
| u[1] = _mm_add_epi32(u[1], rnding); |
| u[1] = _mm_srai_epi32(u[1], bit); |
| |
| // type 1 |
| v[0] = _mm_mullo_epi32(v[2], cospi48); |
| v[1] = _mm_mullo_epi32(v[3], cospi16); |
| u[2] = _mm_add_epi32(v[0], v[1]); |
| u[2] = _mm_add_epi32(u[2], rnding); |
| u[2] = _mm_srai_epi32(u[2], bit); |
| |
| v[0] = _mm_mullo_epi32(v[2], cospi16); |
| v[1] = _mm_mullo_epi32(v[3], cospi48); |
| u[3] = _mm_sub_epi32(v[1], v[0]); |
| u[3] = _mm_add_epi32(u[3], rnding); |
| u[3] = _mm_srai_epi32(u[3], bit); |
| |
| u[4] = _mm_add_epi32(v[4], v[5]); |
| u[5] = _mm_sub_epi32(v[4], v[5]); |
| u[6] = _mm_sub_epi32(v[7], v[6]); |
| u[7] = _mm_add_epi32(v[7], v[6]); |
| |
| // stage 4 |
| // stage 5 |
| v[0] = _mm_mullo_epi32(u[4], cospi56); |
| v[1] = _mm_mullo_epi32(u[7], cospi8); |
| v[0] = _mm_add_epi32(v[0], v[1]); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| out[1 * col_num] = _mm_srai_epi32(v[0], bit); // buf0[4] |
| |
| v[0] = _mm_mullo_epi32(u[4], cospi8); |
| v[1] = _mm_mullo_epi32(u[7], cospi56); |
| v[0] = _mm_sub_epi32(v[1], v[0]); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| out[7 * col_num] = _mm_srai_epi32(v[0], bit); // buf0[7] |
| |
| v[0] = _mm_mullo_epi32(u[5], cospi24); |
| v[1] = _mm_mullo_epi32(u[6], cospi40); |
| v[0] = _mm_add_epi32(v[0], v[1]); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| out[5 * col_num] = _mm_srai_epi32(v[0], bit); // buf0[5] |
| |
| v[0] = _mm_mullo_epi32(u[5], cospi40); |
| v[1] = _mm_mullo_epi32(u[6], cospi24); |
| v[0] = _mm_sub_epi32(v[1], v[0]); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| out[3 * col_num] = _mm_srai_epi32(v[0], bit); // buf0[6] |
| |
| out[0 * col_num] = u[0]; // buf0[0] |
| out[4 * col_num] = u[1]; // buf0[1] |
| out[2 * col_num] = u[2]; // buf0[2] |
| out[6 * col_num] = u[3]; // buf0[3] |
| } |
| |
| static void fdct8x8_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int col_num) { |
| fdct4x8_sse4_1(in, out, bit, col_num); |
| fdct4x8_sse4_1(in + 1, out + 1, bit, col_num); |
| } |
| |
| static void fadst8x8_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int col_num) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospi4 = _mm_set1_epi32(cospi[4]); |
| const __m128i cospim4 = _mm_set1_epi32(-cospi[4]); |
| const __m128i cospi60 = _mm_set1_epi32(cospi[60]); |
| const __m128i cospi20 = _mm_set1_epi32(cospi[20]); |
| const __m128i cospim20 = _mm_set1_epi32(-cospi[20]); |
| const __m128i cospi44 = _mm_set1_epi32(cospi[44]); |
| const __m128i cospi28 = _mm_set1_epi32(cospi[28]); |
| const __m128i cospi36 = _mm_set1_epi32(cospi[36]); |
| const __m128i cospim36 = _mm_set1_epi32(-cospi[36]); |
| const __m128i cospi52 = _mm_set1_epi32(cospi[52]); |
| const __m128i cospim52 = _mm_set1_epi32(-cospi[52]); |
| const __m128i cospi12 = _mm_set1_epi32(cospi[12]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const __m128i zero = _mm_setzero_si128(); |
| __m128i u0, u1, u2, u3, u4, u5, u6, u7; |
| __m128i v0, v1, v2, v3, v4, v5, v6, v7; |
| __m128i x, y; |
| int col; |
| |
| // Note: |
| // Even column: 0, 2, ..., 14 |
| // Odd column: 1, 3, ..., 15 |
| // one even column plus one odd column constructs one row (8 coeffs) |
| // total we have 8 rows (8x8). |
| for (col = 0; col < col_num; ++col) { |
| // stage 0 |
| // stage 1 |
| u0 = in[col_num * 0 + col]; |
| u1 = _mm_sub_epi32(zero, in[col_num * 7 + col]); |
| u2 = _mm_sub_epi32(zero, in[col_num * 3 + col]); |
| u3 = in[col_num * 4 + col]; |
| u4 = _mm_sub_epi32(zero, in[col_num * 1 + col]); |
| u5 = in[col_num * 6 + col]; |
| u6 = in[col_num * 2 + col]; |
| u7 = _mm_sub_epi32(zero, in[col_num * 5 + col]); |
| |
| // stage 2 |
| v0 = u0; |
| v1 = u1; |
| |
| x = _mm_mullo_epi32(u2, cospi32); |
| y = _mm_mullo_epi32(u3, cospi32); |
| v2 = _mm_add_epi32(x, y); |
| v2 = _mm_add_epi32(v2, rnding); |
| v2 = _mm_srai_epi32(v2, bit); |
| |
| v3 = _mm_sub_epi32(x, y); |
| v3 = _mm_add_epi32(v3, rnding); |
| v3 = _mm_srai_epi32(v3, bit); |
| |
| v4 = u4; |
| v5 = u5; |
| |
| x = _mm_mullo_epi32(u6, cospi32); |
| y = _mm_mullo_epi32(u7, cospi32); |
| v6 = _mm_add_epi32(x, y); |
| v6 = _mm_add_epi32(v6, rnding); |
| v6 = _mm_srai_epi32(v6, bit); |
| |
| v7 = _mm_sub_epi32(x, y); |
| v7 = _mm_add_epi32(v7, rnding); |
| v7 = _mm_srai_epi32(v7, bit); |
| |
| // stage 3 |
| u0 = _mm_add_epi32(v0, v2); |
| u1 = _mm_add_epi32(v1, v3); |
| u2 = _mm_sub_epi32(v0, v2); |
| u3 = _mm_sub_epi32(v1, v3); |
| u4 = _mm_add_epi32(v4, v6); |
| u5 = _mm_add_epi32(v5, v7); |
| u6 = _mm_sub_epi32(v4, v6); |
| u7 = _mm_sub_epi32(v5, v7); |
| |
| // stage 4 |
| v0 = u0; |
| v1 = u1; |
| v2 = u2; |
| v3 = u3; |
| |
| x = _mm_mullo_epi32(u4, cospi16); |
| y = _mm_mullo_epi32(u5, cospi48); |
| v4 = _mm_add_epi32(x, y); |
| v4 = _mm_add_epi32(v4, rnding); |
| v4 = _mm_srai_epi32(v4, bit); |
| |
| x = _mm_mullo_epi32(u4, cospi48); |
| y = _mm_mullo_epi32(u5, cospim16); |
| v5 = _mm_add_epi32(x, y); |
| v5 = _mm_add_epi32(v5, rnding); |
| v5 = _mm_srai_epi32(v5, bit); |
| |
| x = _mm_mullo_epi32(u6, cospim48); |
| y = _mm_mullo_epi32(u7, cospi16); |
| v6 = _mm_add_epi32(x, y); |
| v6 = _mm_add_epi32(v6, rnding); |
| v6 = _mm_srai_epi32(v6, bit); |
| |
| x = _mm_mullo_epi32(u6, cospi16); |
| y = _mm_mullo_epi32(u7, cospi48); |
| v7 = _mm_add_epi32(x, y); |
| v7 = _mm_add_epi32(v7, rnding); |
| v7 = _mm_srai_epi32(v7, bit); |
| |
| // stage 5 |
| u0 = _mm_add_epi32(v0, v4); |
| u1 = _mm_add_epi32(v1, v5); |
| u2 = _mm_add_epi32(v2, v6); |
| u3 = _mm_add_epi32(v3, v7); |
| u4 = _mm_sub_epi32(v0, v4); |
| u5 = _mm_sub_epi32(v1, v5); |
| u6 = _mm_sub_epi32(v2, v6); |
| u7 = _mm_sub_epi32(v3, v7); |
| |
| // stage 6 |
| x = _mm_mullo_epi32(u0, cospi4); |
| y = _mm_mullo_epi32(u1, cospi60); |
| v0 = _mm_add_epi32(x, y); |
| v0 = _mm_add_epi32(v0, rnding); |
| v0 = _mm_srai_epi32(v0, bit); |
| |
| x = _mm_mullo_epi32(u0, cospi60); |
| y = _mm_mullo_epi32(u1, cospim4); |
| v1 = _mm_add_epi32(x, y); |
| v1 = _mm_add_epi32(v1, rnding); |
| v1 = _mm_srai_epi32(v1, bit); |
| |
| x = _mm_mullo_epi32(u2, cospi20); |
| y = _mm_mullo_epi32(u3, cospi44); |
| v2 = _mm_add_epi32(x, y); |
| v2 = _mm_add_epi32(v2, rnding); |
| v2 = _mm_srai_epi32(v2, bit); |
| |
| x = _mm_mullo_epi32(u2, cospi44); |
| y = _mm_mullo_epi32(u3, cospim20); |
| v3 = _mm_add_epi32(x, y); |
| v3 = _mm_add_epi32(v3, rnding); |
| v3 = _mm_srai_epi32(v3, bit); |
| |
| x = _mm_mullo_epi32(u4, cospi36); |
| y = _mm_mullo_epi32(u5, cospi28); |
| v4 = _mm_add_epi32(x, y); |
| v4 = _mm_add_epi32(v4, rnding); |
| v4 = _mm_srai_epi32(v4, bit); |
| |
| x = _mm_mullo_epi32(u4, cospi28); |
| y = _mm_mullo_epi32(u5, cospim36); |
| v5 = _mm_add_epi32(x, y); |
| v5 = _mm_add_epi32(v5, rnding); |
| v5 = _mm_srai_epi32(v5, bit); |
| |
| x = _mm_mullo_epi32(u6, cospi52); |
| y = _mm_mullo_epi32(u7, cospi12); |
| v6 = _mm_add_epi32(x, y); |
| v6 = _mm_add_epi32(v6, rnding); |
| v6 = _mm_srai_epi32(v6, bit); |
| |
| x = _mm_mullo_epi32(u6, cospi12); |
| y = _mm_mullo_epi32(u7, cospim52); |
| v7 = _mm_add_epi32(x, y); |
| v7 = _mm_add_epi32(v7, rnding); |
| v7 = _mm_srai_epi32(v7, bit); |
| |
| // stage 7 |
| out[col_num * 0 + col] = v1; |
| out[col_num * 1 + col] = v6; |
| out[col_num * 2 + col] = v3; |
| out[col_num * 3 + col] = v4; |
| out[col_num * 4 + col] = v5; |
| out[col_num * 5 + col] = v2; |
| out[col_num * 6 + col] = v7; |
| out[col_num * 7 + col] = v0; |
| } |
| } |
| static void idtx8x8_sse4_1(__m128i *in, __m128i *out, int bit, int col_num) { |
| (void)bit; |
| |
| for (int i = 0; i < col_num; i += 1) { |
| out[0 + 8 * i] = _mm_add_epi32(in[0 + 8 * i], in[0 + 8 * i]); |
| out[1 + 8 * i] = _mm_add_epi32(in[1 + 8 * i], in[1 + 8 * i]); |
| out[2 + 8 * i] = _mm_add_epi32(in[2 + 8 * i], in[2 + 8 * i]); |
| out[3 + 8 * i] = _mm_add_epi32(in[3 + 8 * i], in[3 + 8 * i]); |
| out[4 + 8 * i] = _mm_add_epi32(in[4 + 8 * i], in[4 + 8 * i]); |
| out[5 + 8 * i] = _mm_add_epi32(in[5 + 8 * i], in[5 + 8 * i]); |
| out[6 + 8 * i] = _mm_add_epi32(in[6 + 8 * i], in[6 + 8 * i]); |
| out[7 + 8 * i] = _mm_add_epi32(in[7 + 8 * i], in[7 + 8 * i]); |
| } |
| } |
| static void idtx32x8_sse4_1(__m128i *in, __m128i *out, int bit, int col_num) { |
| (void)bit; |
| (void)col_num; |
| for (int j = 0; j < 2; j++) { |
| out[j + 8 * 0] = _mm_add_epi32(in[j + 8 * 0], in[j + 8 * 0]); |
| out[j + 8 * 1] = _mm_add_epi32(in[j + 8 * 1], in[j + 8 * 1]); |
| out[j + 8 * 2] = _mm_add_epi32(in[j + 8 * 2], in[j + 8 * 2]); |
| out[j + 8 * 3] = _mm_add_epi32(in[j + 8 * 3], in[j + 8 * 3]); |
| out[j + 8 * 4] = _mm_add_epi32(in[j + 8 * 4], in[j + 8 * 4]); |
| out[j + 8 * 5] = _mm_add_epi32(in[j + 8 * 5], in[j + 8 * 5]); |
| out[j + 8 * 6] = _mm_add_epi32(in[j + 8 * 6], in[j + 8 * 6]); |
| out[j + 8 * 7] = _mm_add_epi32(in[j + 8 * 7], in[j + 8 * 7]); |
| } |
| } |
| void av1_fwd_txfm2d_8x8_sse4_1(const int16_t *input, int32_t *coeff, int stride, |
| TX_TYPE tx_type, int bd) { |
| __m128i in[16], out[16]; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_8X8]; |
| const int txw_idx = get_txw_idx(TX_8X8); |
| const int txh_idx = get_txh_idx(TX_8X8); |
| |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case ADST_DCT: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case DCT_ADST: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case ADST_ADST: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_8x8(input, in, stride, 1, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_8x8(input, in, stride, 0, 1, shift[0]); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_8x8(input, in, stride, 1, 1, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_8x8(input, in, stride, 0, 1, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_8x8(input, in, stride, 1, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case IDTX: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case V_DCT: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case H_DCT: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fdct8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case V_ADST: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case H_ADST: |
| load_buffer_8x8(input, in, stride, 0, 0, shift[0]); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case V_FLIPADST: |
| load_buffer_8x8(input, in, stride, 1, 0, shift[0]); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| case H_FLIPADST: |
| load_buffer_8x8(input, in, stride, 0, 1, shift[0]); |
| idtx8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| col_txfm_8x8_rounding(out, -shift[1]); |
| transpose_8x8(out, in); |
| fadst8x8_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], 2); |
| transpose_8x8(out, in); |
| write_buffer_8x8(in, coeff); |
| break; |
| default: assert(0); |
| } |
| (void)bd; |
| } |
| |
| // Hybrid Transform 16x16 |
| |
| static INLINE void convert_8x8_to_16x16(const __m128i *in, __m128i *out) { |
| int row_index = 0; |
| int dst_index = 0; |
| int src_index = 0; |
| |
| // row 0, 1, .., 7 |
| do { |
| out[dst_index] = in[src_index]; |
| out[dst_index + 1] = in[src_index + 1]; |
| out[dst_index + 2] = in[src_index + 16]; |
| out[dst_index + 3] = in[src_index + 17]; |
| dst_index += 4; |
| src_index += 2; |
| row_index += 1; |
| } while (row_index < 8); |
| |
| // row 8, 9, ..., 15 |
| src_index += 16; |
| do { |
| out[dst_index] = in[src_index]; |
| out[dst_index + 1] = in[src_index + 1]; |
| out[dst_index + 2] = in[src_index + 16]; |
| out[dst_index + 3] = in[src_index + 17]; |
| dst_index += 4; |
| src_index += 2; |
| row_index += 1; |
| } while (row_index < 16); |
| } |
| |
| static INLINE void load_buffer_16x16(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| __m128i in[64]; |
| // Load 4 8x8 blocks |
| const int16_t *topL = input; |
| const int16_t *topR = input + 8; |
| const int16_t *botL = input + 8 * stride; |
| const int16_t *botR = input + 8 * stride + 8; |
| |
| const int16_t *tmp; |
| |
| if (flipud) { |
| // Swap left columns |
| tmp = topL; |
| topL = botL; |
| botL = tmp; |
| // Swap right columns |
| tmp = topR; |
| topR = botR; |
| botR = tmp; |
| } |
| |
| if (fliplr) { |
| // Swap top rows |
| tmp = topL; |
| topL = topR; |
| topR = tmp; |
| // Swap bottom rows |
| tmp = botL; |
| botL = botR; |
| botR = tmp; |
| } |
| |
| // load first 8 columns |
| load_buffer_8x8(topL, &in[0], stride, flipud, fliplr, shift); |
| load_buffer_8x8(botL, &in[32], stride, flipud, fliplr, shift); |
| |
| // load second 8 columns |
| load_buffer_8x8(topR, &in[16], stride, flipud, fliplr, shift); |
| load_buffer_8x8(botR, &in[48], stride, flipud, fliplr, shift); |
| |
| convert_8x8_to_16x16(in, out); |
| } |
| |
| static INLINE void load_buffer_8x16(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| const int16_t *topL = input; |
| const int16_t *botL = input + 8 * stride; |
| |
| const int16_t *tmp; |
| |
| if (flipud) { |
| tmp = topL; |
| topL = botL; |
| botL = tmp; |
| } |
| |
| load_buffer_8x8(topL, out, stride, flipud, fliplr, shift); |
| load_buffer_8x8(botL, out + 16, stride, flipud, fliplr, shift); |
| } |
| |
| static INLINE void load_buffer_8x4(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| const int16_t *topL = input; |
| const int16_t *topR = input + 4; |
| |
| const int16_t *tmp; |
| |
| if (fliplr) { |
| tmp = topL; |
| topL = topR; |
| topR = tmp; |
| } |
| |
| load_buffer_4x4(topL, out, stride, flipud, fliplr, shift); |
| load_buffer_4x4(topR, out + 4, stride, flipud, fliplr, shift); |
| } |
| |
| static INLINE void load_buffer_16x4(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| const int16_t *topL = input; |
| const int16_t *topR = input + 8; |
| |
| const int16_t *tmp; |
| |
| if (fliplr) { |
| tmp = topL; |
| topL = topR; |
| topR = tmp; |
| } |
| |
| load_buffer_8x4(topL, out, stride, flipud, fliplr, shift); |
| load_buffer_8x4(topR, out + 8, stride, flipud, fliplr, shift); |
| } |
| |
| static INLINE void load_buffer_4x8(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift) { |
| const int16_t *topL = input; |
| const int16_t *botL = input + 4 * stride; |
| |
| const int16_t *tmp; |
| |
| if (flipud) { |
| tmp = topL; |
| topL = botL; |
| botL = tmp; |
| } |
| |
| load_buffer_4x4(topL, out, stride, flipud, fliplr, shift); |
| load_buffer_4x4(botL, out + 4, stride, flipud, fliplr, shift); |
| } |
| |
| static INLINE void load_buffer_4x16(const int16_t *input, __m128i *out, |
| const int stride, const int flipud, |
| const int fliplr, const int shift) { |
| const int16_t *topL = input; |
| const int16_t *botL = input + 8 * stride; |
| |
| const int16_t *tmp; |
| |
| if (flipud) { |
| tmp = topL; |
| topL = botL; |
| botL = tmp; |
| } |
| load_buffer_4x8(topL, out, stride, flipud, fliplr, shift); |
| load_buffer_4x8(botL, out + 8, stride, flipud, fliplr, shift); |
| } |
| |
| static INLINE void load_buffer_32x8n(const int16_t *input, __m128i *out, |
| int stride, int flipud, int fliplr, |
| int shift, const int height) { |
| const int16_t *in = input; |
| __m128i *output = out; |
| for (int col = 0; col < height; col++) { |
| in = input + col * stride; |
| output = out + col * 8; |
| load_buffer_4x4(in, output, 4, flipud, fliplr, shift); |
| load_buffer_4x4((in + 16), (output + 4), 4, flipud, fliplr, shift); |
| } |
| } |
| |
| static void fdct16x16_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int col_num) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospim32 = _mm_set1_epi32(-cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi60 = _mm_set1_epi32(cospi[60]); |
| const __m128i cospi4 = _mm_set1_epi32(cospi[4]); |
| const __m128i cospi28 = _mm_set1_epi32(cospi[28]); |
| const __m128i cospi36 = _mm_set1_epi32(cospi[36]); |
| const __m128i cospi44 = _mm_set1_epi32(cospi[44]); |
| const __m128i cospi20 = _mm_set1_epi32(cospi[20]); |
| const __m128i cospi12 = _mm_set1_epi32(cospi[12]); |
| const __m128i cospi52 = _mm_set1_epi32(cospi[52]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| __m128i u[16], v[16], x; |
| int col; |
| |
| // Calculate the column 0, 1, 2, 3 |
| for (col = 0; col < col_num; ++col) { |
| // stage 0 |
| // stage 1 |
| u[0] = _mm_add_epi32(in[0 * col_num + col], in[15 * col_num + col]); |
| u[15] = _mm_sub_epi32(in[0 * col_num + col], in[15 * col_num + col]); |
| u[1] = _mm_add_epi32(in[1 * col_num + col], in[14 * col_num + col]); |
| u[14] = _mm_sub_epi32(in[1 * col_num + col], in[14 * col_num + col]); |
| u[2] = _mm_add_epi32(in[2 * col_num + col], in[13 * col_num + col]); |
| u[13] = _mm_sub_epi32(in[2 * col_num + col], in[13 * col_num + col]); |
| u[3] = _mm_add_epi32(in[3 * col_num + col], in[12 * col_num + col]); |
| u[12] = _mm_sub_epi32(in[3 * col_num + col], in[12 * col_num + col]); |
| u[4] = _mm_add_epi32(in[4 * col_num + col], in[11 * col_num + col]); |
| u[11] = _mm_sub_epi32(in[4 * col_num + col], in[11 * col_num + col]); |
| u[5] = _mm_add_epi32(in[5 * col_num + col], in[10 * col_num + col]); |
| u[10] = _mm_sub_epi32(in[5 * col_num + col], in[10 * col_num + col]); |
| u[6] = _mm_add_epi32(in[6 * col_num + col], in[9 * col_num + col]); |
| u[9] = _mm_sub_epi32(in[6 * col_num + col], in[9 * col_num + col]); |
| u[7] = _mm_add_epi32(in[7 * col_num + col], in[8 * col_num + col]); |
| u[8] = _mm_sub_epi32(in[7 * col_num + col], in[8 * col_num + col]); |
| |
| // stage 2 |
| v[0] = _mm_add_epi32(u[0], u[7]); |
| v[7] = _mm_sub_epi32(u[0], u[7]); |
| v[1] = _mm_add_epi32(u[1], u[6]); |
| v[6] = _mm_sub_epi32(u[1], u[6]); |
| v[2] = _mm_add_epi32(u[2], u[5]); |
| v[5] = _mm_sub_epi32(u[2], u[5]); |
| v[3] = _mm_add_epi32(u[3], u[4]); |
| v[4] = _mm_sub_epi32(u[3], u[4]); |
| v[8] = u[8]; |
| v[9] = u[9]; |
| |
| v[10] = _mm_mullo_epi32(u[10], cospim32); |
| x = _mm_mullo_epi32(u[13], cospi32); |
| v[10] = _mm_add_epi32(v[10], x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[13] = _mm_mullo_epi32(u[10], cospi32); |
| x = _mm_mullo_epi32(u[13], cospim32); |
| v[13] = _mm_sub_epi32(v[13], x); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[11] = _mm_mullo_epi32(u[11], cospim32); |
| x = _mm_mullo_epi32(u[12], cospi32); |
| v[11] = _mm_add_epi32(v[11], x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = _mm_mullo_epi32(u[11], cospi32); |
| x = _mm_mullo_epi32(u[12], cospim32); |
| v[12] = _mm_sub_epi32(v[12], x); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| v[14] = u[14]; |
| v[15] = u[15]; |
| |
| // stage 3 |
| u[0] = _mm_add_epi32(v[0], v[3]); |
| u[3] = _mm_sub_epi32(v[0], v[3]); |
| u[1] = _mm_add_epi32(v[1], v[2]); |
| u[2] = _mm_sub_epi32(v[1], v[2]); |
| u[4] = v[4]; |
| |
| u[5] = _mm_mullo_epi32(v[5], cospim32); |
| x = _mm_mullo_epi32(v[6], cospi32); |
| u[5] = _mm_add_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| u[6] = _mm_mullo_epi32(v[5], cospi32); |
| x = _mm_mullo_epi32(v[6], cospim32); |
| u[6] = _mm_sub_epi32(u[6], x); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[7] = v[7]; |
| u[8] = _mm_add_epi32(v[8], v[11]); |
| u[11] = _mm_sub_epi32(v[8], v[11]); |
| u[9] = _mm_add_epi32(v[9], v[10]); |
| u[10] = _mm_sub_epi32(v[9], v[10]); |
| u[12] = _mm_sub_epi32(v[15], v[12]); |
| u[15] = _mm_add_epi32(v[15], v[12]); |
| u[13] = _mm_sub_epi32(v[14], v[13]); |
| u[14] = _mm_add_epi32(v[14], v[13]); |
| |
| // stage 4 |
| u[0] = _mm_mullo_epi32(u[0], cospi32); |
| u[1] = _mm_mullo_epi32(u[1], cospi32); |
| v[0] = _mm_add_epi32(u[0], u[1]); |
| v[0] = _mm_add_epi32(v[0], rnding); |
| v[0] = _mm_srai_epi32(v[0], bit); |
| |
| v[1] = _mm_sub_epi32(u[0], u[1]); |
| v[1] = _mm_add_epi32(v[1], rnding); |
| v[1] = _mm_srai_epi32(v[1], bit); |
| |
| v[2] = _mm_mullo_epi32(u[2], cospi48); |
| x = _mm_mullo_epi32(u[3], cospi16); |
| v[2] = _mm_add_epi32(v[2], x); |
| v[2] = _mm_add_epi32(v[2], rnding); |
| v[2] = _mm_srai_epi32(v[2], bit); |
| |
| v[3] = _mm_mullo_epi32(u[2], cospi16); |
| x = _mm_mullo_epi32(u[3], cospi48); |
| v[3] = _mm_sub_epi32(x, v[3]); |
| v[3] = _mm_add_epi32(v[3], rnding); |
| v[3] = _mm_srai_epi32(v[3], bit); |
| |
| v[4] = _mm_add_epi32(u[4], u[5]); |
| v[5] = _mm_sub_epi32(u[4], u[5]); |
| v[6] = _mm_sub_epi32(u[7], u[6]); |
| v[7] = _mm_add_epi32(u[7], u[6]); |
| v[8] = u[8]; |
| |
| v[9] = _mm_mullo_epi32(u[9], cospim16); |
| x = _mm_mullo_epi32(u[14], cospi48); |
| v[9] = _mm_add_epi32(v[9], x); |
| v[9] = _mm_add_epi32(v[9], rnding); |
| v[9] = _mm_srai_epi32(v[9], bit); |
| |
| v[14] = _mm_mullo_epi32(u[9], cospi48); |
| x = _mm_mullo_epi32(u[14], cospim16); |
| v[14] = _mm_sub_epi32(v[14], x); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[10] = _mm_mullo_epi32(u[10], cospim48); |
| x = _mm_mullo_epi32(u[13], cospim16); |
| v[10] = _mm_add_epi32(v[10], x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[13] = _mm_mullo_epi32(u[10], cospim16); |
| x = _mm_mullo_epi32(u[13], cospim48); |
| v[13] = _mm_sub_epi32(v[13], x); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[11] = u[11]; |
| v[12] = u[12]; |
| v[15] = u[15]; |
| |
| // stage 5 |
| u[0] = v[0]; |
| u[1] = v[1]; |
| u[2] = v[2]; |
| u[3] = v[3]; |
| |
| u[4] = _mm_mullo_epi32(v[4], cospi56); |
| x = _mm_mullo_epi32(v[7], cospi8); |
| u[4] = _mm_add_epi32(u[4], x); |
| u[4] = _mm_add_epi32(u[4], rnding); |
| u[4] = _mm_srai_epi32(u[4], bit); |
| |
| u[7] = _mm_mullo_epi32(v[4], cospi8); |
| x = _mm_mullo_epi32(v[7], cospi56); |
| u[7] = _mm_sub_epi32(x, u[7]); |
| u[7] = _mm_add_epi32(u[7], rnding); |
| u[7] = _mm_srai_epi32(u[7], bit); |
| |
| u[5] = _mm_mullo_epi32(v[5], cospi24); |
| x = _mm_mullo_epi32(v[6], cospi40); |
| u[5] = _mm_add_epi32(u[5], x); |
| u[5] = _mm_add_epi32(u[5], rnding); |
| u[5] = _mm_srai_epi32(u[5], bit); |
| |
| u[6] = _mm_mullo_epi32(v[5], cospi40); |
| x = _mm_mullo_epi32(v[6], cospi24); |
| u[6] = _mm_sub_epi32(x, u[6]); |
| u[6] = _mm_add_epi32(u[6], rnding); |
| u[6] = _mm_srai_epi32(u[6], bit); |
| |
| u[8] = _mm_add_epi32(v[8], v[9]); |
| u[9] = _mm_sub_epi32(v[8], v[9]); |
| u[10] = _mm_sub_epi32(v[11], v[10]); |
| u[11] = _mm_add_epi32(v[11], v[10]); |
| u[12] = _mm_add_epi32(v[12], v[13]); |
| u[13] = _mm_sub_epi32(v[12], v[13]); |
| u[14] = _mm_sub_epi32(v[15], v[14]); |
| u[15] = _mm_add_epi32(v[15], v[14]); |
| |
| // stage 6 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| v[2] = u[2]; |
| v[3] = u[3]; |
| v[4] = u[4]; |
| v[5] = u[5]; |
| v[6] = u[6]; |
| v[7] = u[7]; |
| |
| v[8] = _mm_mullo_epi32(u[8], cospi60); |
| x = _mm_mullo_epi32(u[15], cospi4); |
| v[8] = _mm_add_epi32(v[8], x); |
| v[8] = _mm_add_epi32(v[8], rnding); |
| v[8] = _mm_srai_epi32(v[8], bit); |
| |
| v[15] = _mm_mullo_epi32(u[8], cospi4); |
| x = _mm_mullo_epi32(u[15], cospi60); |
| v[15] = _mm_sub_epi32(x, v[15]); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| v[9] = _mm_mullo_epi32(u[9], cospi28); |
| x = _mm_mullo_epi32(u[14], cospi36); |
| v[9] = _mm_add_epi32(v[9], x); |
| v[9] = _mm_add_epi32(v[9], rnding); |
| v[9] = _mm_srai_epi32(v[9], bit); |
| |
| v[14] = _mm_mullo_epi32(u[9], cospi36); |
| x = _mm_mullo_epi32(u[14], cospi28); |
| v[14] = _mm_sub_epi32(x, v[14]); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[10] = _mm_mullo_epi32(u[10], cospi44); |
| x = _mm_mullo_epi32(u[13], cospi20); |
| v[10] = _mm_add_epi32(v[10], x); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[13] = _mm_mullo_epi32(u[10], cospi20); |
| x = _mm_mullo_epi32(u[13], cospi44); |
| v[13] = _mm_sub_epi32(x, v[13]); |
| v[13] = _mm_add_epi32(v[13], rnding); |
| v[13] = _mm_srai_epi32(v[13], bit); |
| |
| v[11] = _mm_mullo_epi32(u[11], cospi12); |
| x = _mm_mullo_epi32(u[12], cospi52); |
| v[11] = _mm_add_epi32(v[11], x); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = _mm_mullo_epi32(u[11], cospi52); |
| x = _mm_mullo_epi32(u[12], cospi12); |
| v[12] = _mm_sub_epi32(x, v[12]); |
| v[12] = _mm_add_epi32(v[12], rnding); |
| v[12] = _mm_srai_epi32(v[12], bit); |
| |
| out[0 * col_num + col] = v[0]; |
| out[1 * col_num + col] = v[8]; |
| out[2 * col_num + col] = v[4]; |
| out[3 * col_num + col] = v[12]; |
| out[4 * col_num + col] = v[2]; |
| out[5 * col_num + col] = v[10]; |
| out[6 * col_num + col] = v[6]; |
| out[7 * col_num + col] = v[14]; |
| out[8 * col_num + col] = v[1]; |
| out[9 * col_num + col] = v[9]; |
| out[10 * col_num + col] = v[5]; |
| out[11 * col_num + col] = v[13]; |
| out[12 * col_num + col] = v[3]; |
| out[13 * col_num + col] = v[11]; |
| out[14 * col_num + col] = v[7]; |
| out[15 * col_num + col] = v[15]; |
| } |
| } |
| |
| static void fadst16x16_sse4_1(__m128i *in, __m128i *out, int bit, |
| const int num_cols) { |
| const int32_t *cospi = cospi_arr(bit); |
| const __m128i cospi32 = _mm_set1_epi32(cospi[32]); |
| const __m128i cospi48 = _mm_set1_epi32(cospi[48]); |
| const __m128i cospi16 = _mm_set1_epi32(cospi[16]); |
| const __m128i cospim16 = _mm_set1_epi32(-cospi[16]); |
| const __m128i cospim48 = _mm_set1_epi32(-cospi[48]); |
| const __m128i cospi8 = _mm_set1_epi32(cospi[8]); |
| const __m128i cospi56 = _mm_set1_epi32(cospi[56]); |
| const __m128i cospim56 = _mm_set1_epi32(-cospi[56]); |
| const __m128i cospim8 = _mm_set1_epi32(-cospi[8]); |
| const __m128i cospi24 = _mm_set1_epi32(cospi[24]); |
| const __m128i cospim24 = _mm_set1_epi32(-cospi[24]); |
| const __m128i cospim40 = _mm_set1_epi32(-cospi[40]); |
| const __m128i cospi40 = _mm_set1_epi32(cospi[40]); |
| const __m128i cospi2 = _mm_set1_epi32(cospi[2]); |
| const __m128i cospi62 = _mm_set1_epi32(cospi[62]); |
| const __m128i cospim2 = _mm_set1_epi32(-cospi[2]); |
| const __m128i cospi10 = _mm_set1_epi32(cospi[10]); |
| const __m128i cospi54 = _mm_set1_epi32(cospi[54]); |
| const __m128i cospim10 = _mm_set1_epi32(-cospi[10]); |
| const __m128i cospi18 = _mm_set1_epi32(cospi[18]); |
| const __m128i cospi46 = _mm_set1_epi32(cospi[46]); |
| const __m128i cospim18 = _mm_set1_epi32(-cospi[18]); |
| const __m128i cospi26 = _mm_set1_epi32(cospi[26]); |
| const __m128i cospi38 = _mm_set1_epi32(cospi[38]); |
| const __m128i cospim26 = _mm_set1_epi32(-cospi[26]); |
| const __m128i cospi34 = _mm_set1_epi32(cospi[34]); |
| const __m128i cospi30 = _mm_set1_epi32(cospi[30]); |
| const __m128i cospim34 = _mm_set1_epi32(-cospi[34]); |
| const __m128i cospi42 = _mm_set1_epi32(cospi[42]); |
| const __m128i cospi22 = _mm_set1_epi32(cospi[22]); |
| const __m128i cospim42 = _mm_set1_epi32(-cospi[42]); |
| const __m128i cospi50 = _mm_set1_epi32(cospi[50]); |
| const __m128i cospi14 = _mm_set1_epi32(cospi[14]); |
| const __m128i cospim50 = _mm_set1_epi32(-cospi[50]); |
| const __m128i cospi58 = _mm_set1_epi32(cospi[58]); |
| const __m128i cospi6 = _mm_set1_epi32(cospi[6]); |
| const __m128i cospim58 = _mm_set1_epi32(-cospi[58]); |
| const __m128i rnding = _mm_set1_epi32(1 << (bit - 1)); |
| const __m128i zero = _mm_setzero_si128(); |
| |
| __m128i u[16], v[16], x, y; |
| int col; |
| |
| for (col = 0; col < num_cols; ++col) { |
| // stage 0 |
| // stage 1 |
| u[0] = in[0 * num_cols + col]; |
| u[1] = _mm_sub_epi32(zero, in[15 * num_cols + col]); |
| u[2] = _mm_sub_epi32(zero, in[7 * num_cols + col]); |
| u[3] = in[8 * num_cols + col]; |
| u[4] = _mm_sub_epi32(zero, in[3 * num_cols + col]); |
| u[5] = in[12 * num_cols + col]; |
| u[6] = in[4 * num_cols + col]; |
| u[7] = _mm_sub_epi32(zero, in[11 * num_cols + col]); |
| u[8] = _mm_sub_epi32(zero, in[1 * num_cols + col]); |
| u[9] = in[14 * num_cols + col]; |
| u[10] = in[6 * num_cols + col]; |
| u[11] = _mm_sub_epi32(zero, in[9 * num_cols + col]); |
| u[12] = in[2 * num_cols + col]; |
| u[13] = _mm_sub_epi32(zero, in[13 * num_cols + col]); |
| u[14] = _mm_sub_epi32(zero, in[5 * num_cols + col]); |
| u[15] = in[10 * num_cols + col]; |
| |
| // stage 2 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| |
| x = _mm_mullo_epi32(u[2], cospi32); |
| y = _mm_mullo_epi32(u[3], cospi32); |
| v[2] = _mm_add_epi32(x, y); |
| v[2] = _mm_add_epi32(v[2], rnding); |
| v[2] = _mm_srai_epi32(v[2], bit); |
| |
| v[3] = _mm_sub_epi32(x, y); |
| v[3] = _mm_add_epi32(v[3], rnding); |
| v[3] = _mm_srai_epi32(v[3], bit); |
| |
| v[4] = u[4]; |
| v[5] = u[5]; |
| |
| x = _mm_mullo_epi32(u[6], cospi32); |
| y = _mm_mullo_epi32(u[7], cospi32); |
| v[6] = _mm_add_epi32(x, y); |
| v[6] = _mm_add_epi32(v[6], rnding); |
| v[6] = _mm_srai_epi32(v[6], bit); |
| |
| v[7] = _mm_sub_epi32(x, y); |
| v[7] = _mm_add_epi32(v[7], rnding); |
| v[7] = _mm_srai_epi32(v[7], bit); |
| |
| v[8] = u[8]; |
| v[9] = u[9]; |
| |
| x = _mm_mullo_epi32(u[10], cospi32); |
| y = _mm_mullo_epi32(u[11], cospi32); |
| v[10] = _mm_add_epi32(x, y); |
| v[10] = _mm_add_epi32(v[10], rnding); |
| v[10] = _mm_srai_epi32(v[10], bit); |
| |
| v[11] = _mm_sub_epi32(x, y); |
| v[11] = _mm_add_epi32(v[11], rnding); |
| v[11] = _mm_srai_epi32(v[11], bit); |
| |
| v[12] = u[12]; |
| v[13] = u[13]; |
| |
| x = _mm_mullo_epi32(u[14], cospi32); |
| y = _mm_mullo_epi32(u[15], cospi32); |
| v[14] = _mm_add_epi32(x, y); |
| v[14] = _mm_add_epi32(v[14], rnding); |
| v[14] = _mm_srai_epi32(v[14], bit); |
| |
| v[15] = _mm_sub_epi32(x, y); |
| v[15] = _mm_add_epi32(v[15], rnding); |
| v[15] = _mm_srai_epi32(v[15], bit); |
| |
| // stage 3 |
| u[0] = _mm_add_epi32(v[0], v[2]); |
| u[1] = _mm_add_epi32(v[1], v[3]); |
| u[2] = _mm_sub_epi32(v[0], v[2]); |
| u[3] = _mm_sub_epi32(v[1], v[3]); |
| u[4] = _mm_add_epi32(v[4], v[6]); |
| u[5] = _mm_add_epi32(v[5], v[7]); |
| u[6] = _mm_sub_epi32(v[4], v[6]); |
| u[7] = _mm_sub_epi32(v[5], v[7]); |
| u[8] = _mm_add_epi32(v[8], v[10]); |
| u[9] = _mm_add_epi32(v[9], v[11]); |
| u[10] = _mm_sub_epi32(v[8], v[10]); |
| u[11] = _mm_sub_epi32(v[9], v[11]); |
| u[12] = _mm_add_epi32(v[12], v[14]); |
| u[13] = _mm_add_epi32(v[13], v[15]); |
| u[14] = _mm_sub_epi32(v[12], v[14]); |
| u[15] = _mm_sub_epi32(v[13], v[15]); |
| |
| // stage 4 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| v[2] = u[2]; |
| v[3] = u[3]; |
| v[4] = half_btf_sse4_1(&cospi16, &u[4], &cospi48, &u[5], &rnding, bit); |
| v[5] = half_btf_sse4_1(&cospi48, &u[4], &cospim16, &u[5], &rnding, bit); |
| v[6] = half_btf_sse4_1(&cospim48, &u[6], &cospi16, &u[7], &rnding, bit); |
| v[7] = half_btf_sse4_1(&cospi16, &u[6], &cospi48, &u[7], &rnding, bit); |
| v[8] = u[8]; |
| v[9] = u[9]; |
| v[10] = u[10]; |
| v[11] = u[11]; |
| v[12] = half_btf_sse4_1(&cospi16, &u[12], &cospi48, &u[13], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospi48, &u[12], &cospim16, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospim48, &u[14], &cospi16, &u[15], &rnding, bit); |
| v[15] = half_btf_sse4_1(&cospi16, &u[14], &cospi48, &u[15], &rnding, bit); |
| |
| // stage 5 |
| u[0] = _mm_add_epi32(v[0], v[4]); |
| u[1] = _mm_add_epi32(v[1], v[5]); |
| u[2] = _mm_add_epi32(v[2], v[6]); |
| u[3] = _mm_add_epi32(v[3], v[7]); |
| u[4] = _mm_sub_epi32(v[0], v[4]); |
| u[5] = _mm_sub_epi32(v[1], v[5]); |
| u[6] = _mm_sub_epi32(v[2], v[6]); |
| u[7] = _mm_sub_epi32(v[3], v[7]); |
| u[8] = _mm_add_epi32(v[8], v[12]); |
| u[9] = _mm_add_epi32(v[9], v[13]); |
| u[10] = _mm_add_epi32(v[10], v[14]); |
| u[11] = _mm_add_epi32(v[11], v[15]); |
| u[12] = _mm_sub_epi32(v[8], v[12]); |
| u[13] = _mm_sub_epi32(v[9], v[13]); |
| u[14] = _mm_sub_epi32(v[10], v[14]); |
| u[15] = _mm_sub_epi32(v[11], v[15]); |
| |
| // stage 6 |
| v[0] = u[0]; |
| v[1] = u[1]; |
| v[2] = u[2]; |
| v[3] = u[3]; |
| v[4] = u[4]; |
| v[5] = u[5]; |
| v[6] = u[6]; |
| v[7] = u[7]; |
| v[8] = half_btf_sse4_1(&cospi8, &u[8], &cospi56, &u[9], &rnding, bit); |
| v[9] = half_btf_sse4_1(&cospi56, &u[8], &cospim8, &u[9], &rnding, bit); |
| v[10] = half_btf_sse4_1(&cospi40, &u[10], &cospi24, &u[11], &rnding, bit); |
| v[11] = half_btf_sse4_1(&cospi24, &u[10], &cospim40, &u[11], &rnding, bit); |
| v[12] = half_btf_sse4_1(&cospim56, &u[12], &cospi8, &u[13], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospi8, &u[12], &cospi56, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospim24, &u[14], &cospi40, &u[15], &rnding, bit); |
| v[15] = half_btf_sse4_1(&cospi40, &u[14], &cospi24, &u[15], &rnding, bit); |
| |
| // stage 7 |
| u[0] = _mm_add_epi32(v[0], v[8]); |
| u[1] = _mm_add_epi32(v[1], v[9]); |
| u[2] = _mm_add_epi32(v[2], v[10]); |
| u[3] = _mm_add_epi32(v[3], v[11]); |
| u[4] = _mm_add_epi32(v[4], v[12]); |
| u[5] = _mm_add_epi32(v[5], v[13]); |
| u[6] = _mm_add_epi32(v[6], v[14]); |
| u[7] = _mm_add_epi32(v[7], v[15]); |
| u[8] = _mm_sub_epi32(v[0], v[8]); |
| u[9] = _mm_sub_epi32(v[1], v[9]); |
| u[10] = _mm_sub_epi32(v[2], v[10]); |
| u[11] = _mm_sub_epi32(v[3], v[11]); |
| u[12] = _mm_sub_epi32(v[4], v[12]); |
| u[13] = _mm_sub_epi32(v[5], v[13]); |
| u[14] = _mm_sub_epi32(v[6], v[14]); |
| u[15] = _mm_sub_epi32(v[7], v[15]); |
| |
| // stage 8 |
| v[0] = half_btf_sse4_1(&cospi2, &u[0], &cospi62, &u[1], &rnding, bit); |
| v[1] = half_btf_sse4_1(&cospi62, &u[0], &cospim2, &u[1], &rnding, bit); |
| v[2] = half_btf_sse4_1(&cospi10, &u[2], &cospi54, &u[3], &rnding, bit); |
| v[3] = half_btf_sse4_1(&cospi54, &u[2], &cospim10, &u[3], &rnding, bit); |
| v[4] = half_btf_sse4_1(&cospi18, &u[4], &cospi46, &u[5], &rnding, bit); |
| v[5] = half_btf_sse4_1(&cospi46, &u[4], &cospim18, &u[5], &rnding, bit); |
| v[6] = half_btf_sse4_1(&cospi26, &u[6], &cospi38, &u[7], &rnding, bit); |
| v[7] = half_btf_sse4_1(&cospi38, &u[6], &cospim26, &u[7], &rnding, bit); |
| v[8] = half_btf_sse4_1(&cospi34, &u[8], &cospi30, &u[9], &rnding, bit); |
| v[9] = half_btf_sse4_1(&cospi30, &u[8], &cospim34, &u[9], &rnding, bit); |
| v[10] = half_btf_sse4_1(&cospi42, &u[10], &cospi22, &u[11], &rnding, bit); |
| v[11] = half_btf_sse4_1(&cospi22, &u[10], &cospim42, &u[11], &rnding, bit); |
| v[12] = half_btf_sse4_1(&cospi50, &u[12], &cospi14, &u[13], &rnding, bit); |
| v[13] = half_btf_sse4_1(&cospi14, &u[12], &cospim50, &u[13], &rnding, bit); |
| v[14] = half_btf_sse4_1(&cospi58, &u[14], &cospi6, &u[15], &rnding, bit); |
| v[15] = half_btf_sse4_1(&cospi6, &u[14], &cospim58, &u[15], &rnding, bit); |
| |
| // stage 9 |
| out[0 * num_cols + col] = v[1]; |
| out[1 * num_cols + col] = v[14]; |
| out[2 * num_cols + col] = v[3]; |
| out[3 * num_cols + col] = v[12]; |
| out[4 * num_cols + col] = v[5]; |
| out[5 * num_cols + col] = v[10]; |
| out[6 * num_cols + col] = v[7]; |
| out[7 * num_cols + col] = v[8]; |
| out[8 * num_cols + col] = v[9]; |
| out[9 * num_cols + col] = v[6]; |
| out[10 * num_cols + col] = v[11]; |
| out[11 * num_cols + col] = v[4]; |
| out[12 * num_cols + col] = v[13]; |
| out[13 * num_cols + col] = v[2]; |
| out[14 * num_cols + col] = v[15]; |
| out[15 * num_cols + col] = v[0]; |
| } |
| } |
| |
| static void col_txfm_16x16_rounding(__m128i *in, int shift) { |
| // Note: |
| // We split 16x16 rounding into 4 sections of 8x8 rounding, |
| // instead of 4 columns |
| col_txfm_8x8_rounding(&in[0], shift); |
| col_txfm_8x8_rounding(&in[16], shift); |
| col_txfm_8x8_rounding(&in[32], shift); |
| col_txfm_8x8_rounding(&in[48], shift); |
| } |
| |
| static void col_txfm_8x16_rounding(__m128i *in, int shift) { |
| col_txfm_8x8_rounding(&in[0], shift); |
| col_txfm_8x8_rounding(&in[16], shift); |
| } |
| |
| static void write_buffer_16x16(const __m128i *in, int32_t *output) { |
| const int size_8x8 = 16 * 4; |
| write_buffer_8x8(&in[0], output); |
| output += size_8x8; |
| write_buffer_8x8(&in[16], output); |
| output += size_8x8; |
| write_buffer_8x8(&in[32], output); |
| output += size_8x8; |
| write_buffer_8x8(&in[48], output); |
| } |
| static void idtx16x16_sse4_1(__m128i *in, __m128i *out, int bit, int col_num) { |
| (void)bit; |
| __m128i fact = _mm_set1_epi32(2 * NewSqrt2); |
| __m128i offset = _mm_set1_epi32(1 << (NewSqrt2Bits - 1)); |
| __m128i a_low; |
| |
| int num_iters = 16 * col_num; |
| for (int i = 0; i < num_iters; i++) { |
| a_low = _mm_mullo_epi32(in[i], fact); |
| a_low = _mm_add_epi32(a_low, offset); |
| out[i] = _mm_srai_epi32(a_low, NewSqrt2Bits); |
| } |
| } |
| void av1_fwd_txfm2d_16x16_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[64], out[64]; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_16X16]; |
| const int txw_idx = get_txw_idx(TX_16X16); |
| const int txh_idx = get_txh_idx(TX_16X16); |
| const int col_num = 4; |
| switch (tx_type) { |
| case DCT_DCT: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case ADST_DCT: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case DCT_ADST: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case ADST_ADST: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case FLIPADST_DCT: |
| load_buffer_16x16(input, in, stride, 1, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case DCT_FLIPADST: |
| load_buffer_16x16(input, in, stride, 0, 1, shift[0]); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case FLIPADST_FLIPADST: |
| load_buffer_16x16(input, in, stride, 1, 1, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case ADST_FLIPADST: |
| load_buffer_16x16(input, in, stride, 0, 1, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case FLIPADST_ADST: |
| load_buffer_16x16(input, in, stride, 1, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case IDTX: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case V_DCT: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case H_DCT: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fdct16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case V_ADST: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case H_ADST: |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case V_FLIPADST: |
| load_buffer_16x16(input, in, stride, 1, 0, shift[0]); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| case H_FLIPADST: |
| load_buffer_16x16(input, in, stride, 0, 1, shift[0]); |
| idtx16x16_sse4_1(in, out, fwd_cos_bit_col[txw_idx][txh_idx], col_num); |
| col_txfm_16x16_rounding(out, -shift[1]); |
| transpose_16x16(out, in); |
| fadst16x16_sse4_1(in, out, fwd_cos_bit_row[txw_idx][txh_idx], col_num); |
| transpose_16x16(out, in); |
| write_buffer_16x16(in, coeff); |
| break; |
| default: assert(0); |
| } |
| (void)bd; |
| } |
| |
| static INLINE void flip_buf_sse4_1(__m128i *in, __m128i *out, int size) { |
| for (int i = 0; i < size; i += 2) in[30 - i] = out[i]; |
| for (int i = 1; i < size; i += 2) in[size - i] = out[i]; |
| } |
| |
| static const fwd_transform_1d_sse4_1 col_highbd_txfm8x8_arr[TX_TYPES] = { |
| fdct8x8_sse4_1, // DCT_DCT |
| fadst8x8_sse4_1, // ADST_DCT |
| fdct8x8_sse4_1, // DCT_ADST |
| fadst8x8_sse4_1, // ADST_ADST |
| fadst8x8_sse4_1, // FLIPADST_DCT |
| fdct8x8_sse4_1, // DCT_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_FLIPADST |
| fadst8x8_sse4_1, // ADST_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_ADST |
| idtx8x8_sse4_1, // IDTX |
| fdct8x8_sse4_1, // V_DCT |
| idtx8x8_sse4_1, // H_DCT |
| fadst8x8_sse4_1, // V_ADST |
| idtx8x8_sse4_1, // H_ADST |
| fadst8x8_sse4_1, // V_FLIPADST |
| idtx8x8_sse4_1 // H_FLIPADST |
| }; |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm32x8_arr[TX_TYPES] = { |
| fdct8x8_sse4_1, // DCT_DCT |
| NULL, // ADST_DCT |
| NULL, // DCT_ADST |
| NULL, // ADST_ADST |
| NULL, // FLIPADST_DCT |
| NULL, // DCT_FLIPADST |
| NULL, // FLIPADST_FLIPADST |
| NULL, // ADST_FLIPADST |
| NULL, // FLIPADST-ADST |
| idtx32x8_sse4_1, // IDTX |
| NULL, // V_DCT |
| NULL, // H_DCT |
| NULL, // V_ADST |
| NULL, // H_ADST |
| NULL, // V_FLIPADST |
| NULL, // H_FLIPADST |
| }; |
| static const fwd_transform_1d_sse4_1 col_highbd_txfm4x8_arr[TX_TYPES] = { |
| fdct4x8_sse4_1, // DCT_DCT |
| fadst8x8_sse4_1, // ADST_DCT |
| fdct4x8_sse4_1, // DCT_ADST |
| fadst8x8_sse4_1, // ADST_ADST |
| fadst8x8_sse4_1, // FLIPADST_DCT |
| fdct4x8_sse4_1, // DCT_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_FLIPADST |
| fadst8x8_sse4_1, // ADST_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_ADST |
| idtx8x8_sse4_1, // IDTX |
| fdct4x8_sse4_1, // V_DCT |
| idtx8x8_sse4_1, // H_DCT |
| fadst8x8_sse4_1, // V_ADST |
| idtx8x8_sse4_1, // H_ADST |
| fadst8x8_sse4_1, // V_FLIPADST |
| idtx8x8_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm8x16_arr[TX_TYPES] = { |
| fdct16x16_sse4_1, // DCT_DCT |
| fdct16x16_sse4_1, // ADST_DCT |
| fadst16x16_sse4_1, // DCT_ADST |
| fadst16x16_sse4_1, // ADST_ADST |
| fdct16x16_sse4_1, // FLIPADST_DCT |
| fadst16x16_sse4_1, // DCT_FLIPADST |
| fadst16x16_sse4_1, // FLIPADST_FLIPADST |
| fadst16x16_sse4_1, // ADST_FLIPADST |
| fadst16x16_sse4_1, // FLIPADST_ADST |
| idtx16x16_sse4_1, // IDTX |
| idtx16x16_sse4_1, // V_DCT |
| fdct16x16_sse4_1, // H_DCT |
| idtx16x16_sse4_1, // V_ADST |
| fadst16x16_sse4_1, // H_ADST |
| idtx16x16_sse4_1, // V_FLIPADST |
| fadst16x16_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 col_highbd_txfm8x16_arr[TX_TYPES] = { |
| fdct16x16_sse4_1, // DCT_DCT |
| fadst16x16_sse4_1, // ADST_DCT |
| fdct16x16_sse4_1, // DCT_ADST |
| fadst16x16_sse4_1, // ADST_ADST |
| fadst16x16_sse4_1, // FLIPADST_DCT |
| fdct16x16_sse4_1, // DCT_FLIPADST |
| fadst16x16_sse4_1, // FLIPADST_FLIPADST |
| fadst16x16_sse4_1, // ADST_FLIPADST |
| fadst16x16_sse4_1, // FLIPADST_ADST |
| idtx16x16_sse4_1, // IDTX |
| fdct16x16_sse4_1, // V_DCT |
| idtx16x16_sse4_1, // H_DCT |
| fadst16x16_sse4_1, // V_ADST |
| idtx16x16_sse4_1, // H_ADST |
| fadst16x16_sse4_1, // V_FLIPADST |
| idtx16x16_sse4_1 // H_FLIPADST |
| }; |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm8x8_arr[TX_TYPES] = { |
| fdct8x8_sse4_1, // DCT_DCT |
| fdct8x8_sse4_1, // ADST_DCT |
| fadst8x8_sse4_1, // DCT_ADST |
| fadst8x8_sse4_1, // ADST_ADST |
| fdct8x8_sse4_1, // FLIPADST_DCT |
| fadst8x8_sse4_1, // DCT_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_FLIPADST |
| fadst8x8_sse4_1, // ADST_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_ADST |
| idtx8x8_sse4_1, // IDTX |
| idtx8x8_sse4_1, // V_DCT |
| fdct8x8_sse4_1, // H_DCT |
| idtx8x8_sse4_1, // V_ADST |
| fadst8x8_sse4_1, // H_ADST |
| idtx8x8_sse4_1, // V_FLIPADST |
| fadst8x8_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm4x8_arr[TX_TYPES] = { |
| fdct4x8_sse4_1, // DCT_DCT |
| fdct4x8_sse4_1, // ADST_DCT |
| fadst8x8_sse4_1, // DCT_ADST |
| fadst8x8_sse4_1, // ADST_ADST |
| fdct4x8_sse4_1, // FLIPADST_DCT |
| fadst8x8_sse4_1, // DCT_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_FLIPADST |
| fadst8x8_sse4_1, // ADST_FLIPADST |
| fadst8x8_sse4_1, // FLIPADST_ADST |
| idtx8x8_sse4_1, // IDTX |
| idtx8x8_sse4_1, // V_DCT |
| fdct4x8_sse4_1, // H_DCT |
| idtx8x8_sse4_1, // V_ADST |
| fadst8x8_sse4_1, // H_ADST |
| idtx8x8_sse4_1, // V_FLIPADST |
| fadst8x8_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm4x4_arr[TX_TYPES] = { |
| fdct4x4_sse4_1, // DCT_DCT |
| fdct4x4_sse4_1, // ADST_DCT |
| fadst4x4_sse4_1, // DCT_ADST |
| fadst4x4_sse4_1, // ADST_ADST |
| fdct4x4_sse4_1, // FLIPADST_DCT |
| fadst4x4_sse4_1, // DCT_FLIPADST |
| fadst4x4_sse4_1, // FLIPADST_FLIPADST |
| fadst4x4_sse4_1, // ADST_FLIPADST |
| fadst4x4_sse4_1, // FLIPADST_ADST |
| idtx4x4_sse4_1, // IDTX |
| idtx4x4_sse4_1, // V_DCT |
| fdct4x4_sse4_1, // H_DCT |
| idtx4x4_sse4_1, // V_ADST |
| fadst4x4_sse4_1, // H_ADST |
| idtx4x4_sse4_1, // V_FLIPADST |
| fadst4x4_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 col_highbd_txfm4x4_arr[TX_TYPES] = { |
| fdct4x4_sse4_1, // DCT_DCT |
| fadst4x4_sse4_1, // ADST_DCT |
| fdct4x4_sse4_1, // DCT_ADST |
| fadst4x4_sse4_1, // ADST_ADST |
| fadst4x4_sse4_1, // FLIPADST_DCT |
| fdct4x4_sse4_1, // DCT_FLIPADST |
| fadst4x4_sse4_1, // FLIPADST_FLIPADST |
| fadst4x4_sse4_1, // ADST_FLIPADST |
| fadst4x4_sse4_1, // FLIPADST_ADST |
| idtx4x4_sse4_1, // IDTX |
| fdct4x4_sse4_1, // V_DCT |
| idtx4x4_sse4_1, // H_DCT |
| fadst4x4_sse4_1, // V_ADST |
| idtx4x4_sse4_1, // H_ADST |
| fadst4x4_sse4_1, // V_FLIPADST |
| idtx4x4_sse4_1 // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 col_highbd_txfm8x32_arr[TX_TYPES] = { |
| av1_fdct32_new_sse4_1, // DCT_DCT |
| NULL, // ADST_DCT |
| NULL, // DCT_ADST |
| NULL, // ADST_ADST |
| NULL, // FLIPADST_DCT |
| NULL, // DCT_FLIPADST |
| NULL, // FLIPADST_FLIPADST |
| NULL, // ADST_FLIPADST |
| NULL, // FLIPADST_ADST |
| av1_idtx32_new_sse4_1, // IDTX |
| NULL, // V_DCT |
| NULL, // H_DCT |
| NULL, // V_ADST |
| NULL, // H_ADST |
| NULL, // V_FLIPADST |
| NULL // H_FLIPADST |
| }; |
| |
| static const fwd_transform_1d_sse4_1 row_highbd_txfm8x32_arr[TX_TYPES] = { |
| fdct16x16_sse4_1, // DCT_DCT |
| NULL, // ADST_DCT |
| NULL, // DCT_ADST |
| NULL, // ADST_ADST |
| NULL, // FLIPADST_DCT |
| NULL, // DCT_FLIPADST |
| NULL, // FLIPADST_FLIPADST |
| NULL, // ADST_FLIPADST |
| NULL, // FLIPADST_ADST |
| idtx16x16_sse4_1, // IDTX |
| NULL, // V_DCT |
| NULL, // H_DCT |
| NULL, // V_ADST |
| NULL, // H_ADST |
| NULL, // V_FLIPADST |
| NULL // H_FLIPADST |
| }; |
| |
| void av1_fwd_txfm2d_16x8_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[32], out[32]; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_16X8]; |
| const int txw_idx = get_txw_idx(TX_16X8); |
| const int txh_idx = get_txh_idx(TX_16X8); |
| const fwd_transform_1d_sse4_1 col_txfm = col_highbd_txfm8x8_arr[tx_type]; |
| const fwd_transform_1d_sse4_1 row_txfm = row_highbd_txfm8x16_arr[tx_type]; |
| int bit = fwd_cos_bit_col[txw_idx][txh_idx]; |
| int ud_flip, lr_flip; |
| get_flip_cfg(tx_type, &ud_flip, &lr_flip); |
| |
| for (int i = 0; i < 2; i++) { |
| load_buffer_8x8(input + i * 8, in, stride, ud_flip, 0, shift[0]); |
| col_txfm(in, in, bit, 2); |
| col_txfm_8x8_rounding(in, -shift[1]); |
| transpose_8x8(in, out + i * 16); |
| } |
| |
| if (lr_flip) { |
| flip_buf_sse4_1(in, out, 32); |
| row_txfm(in, out, bit, 2); |
| } else { |
| row_txfm(out, out, bit, 2); |
| } |
| |
| for (int i = 0; i < 2; i++) { |
| transpose_8x8(out + i * 16, in); |
| av1_round_shift_rect_array_32_sse4_1(in, in, 16, -shift[2], NewSqrt2); |
| write_buffer_16x8(in, coeff + i * 8, 16); |
| } |
| |
| (void)bd; |
| } |
| |
| void av1_fwd_txfm2d_8x16_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[32], out[32]; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_8X16]; |
| const int txw_idx = get_txw_idx(TX_8X16); |
| const int txh_idx = get_txh_idx(TX_8X16); |
| const fwd_transform_1d_sse4_1 col_txfm = col_highbd_txfm8x16_arr[tx_type]; |
| const fwd_transform_1d_sse4_1 row_txfm = row_highbd_txfm8x8_arr[tx_type]; |
| int bit = fwd_cos_bit_col[txw_idx][txh_idx]; |
| int ud_flip, lr_flip; |
| get_flip_cfg(tx_type, &ud_flip, &lr_flip); |
| |
| load_buffer_8x16(input, in, stride, ud_flip, lr_flip, shift[0]); |
| col_txfm(in, in, bit, 2); |
| col_txfm_8x16_rounding(in, -shift[1]); |
| transpose_8x8(in, out); |
| transpose_8x8(in + 16, out + 16); |
| |
| for (int i = 0; i < 2; i++) { |
| row_txfm(out + i * 16, out, bit, 2); |
| transpose_8x8(out, in); |
| av1_round_shift_rect_array_32_sse4_1(in, in, 16, -shift[2], NewSqrt2); |
| write_buffer_8x8(in, coeff + i * 64); |
| } |
| |
| (void)bd; |
| } |
| |
| void av1_fwd_txfm2d_4x16_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[16]; |
| __m128i *outcoeff128 = (__m128i *)coeff; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_4X16]; |
| const int txw_idx = get_txw_idx(TX_4X16); |
| const int txh_idx = get_txh_idx(TX_4X16); |
| const int txfm_size_col = tx_size_wide[TX_4X16]; |
| const int txfm_size_row = tx_size_high[TX_4X16]; |
| int bitcol = fwd_cos_bit_col[txw_idx][txh_idx]; |
| int bitrow = fwd_cos_bit_row[txw_idx][txh_idx]; |
| const fwd_transform_1d_sse4_1 col_txfm = col_highbd_txfm8x16_arr[tx_type]; |
| const fwd_transform_1d_sse4_1 row_txfm = row_highbd_txfm4x4_arr[tx_type]; |
| |
| int ud_flip, lr_flip; |
| get_flip_cfg(tx_type, &ud_flip, &lr_flip); |
| // col transform |
| load_buffer_4x16(input, in, stride, ud_flip, lr_flip, shift[0]); |
| col_txfm(in, outcoeff128, bitcol, 1); |
| col_txfm_8x8_rounding(outcoeff128, -shift[1]); |
| transpose_8nx8n(outcoeff128, in, txfm_size_col, txfm_size_row); |
| |
| // row transform |
| for (int i = 0; i < txfm_size_col; i++) { |
| row_txfm(in + i, outcoeff128 + i * txfm_size_col, bitrow, txfm_size_col); |
| } |
| (void)bd; |
| } |
| |
| void av1_fwd_txfm2d_16x4_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[16]; |
| __m128i *outcoeff128 = (__m128i *)coeff; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_16X4]; |
| const int txw_idx = get_txw_idx(TX_16X4); |
| const int txh_idx = get_txh_idx(TX_16X4); |
| const int txfm_size_col = tx_size_wide[TX_16X4]; |
| const int txfm_size_row = tx_size_high[TX_16X4]; |
| int bitcol = fwd_cos_bit_col[txw_idx][txh_idx]; |
| int bitrow = fwd_cos_bit_row[txw_idx][txh_idx]; |
| const fwd_transform_1d_sse4_1 col_txfm = col_highbd_txfm4x4_arr[tx_type]; |
| const fwd_transform_1d_sse4_1 row_txfm = row_highbd_txfm8x16_arr[tx_type]; |
| int ud_flip, lr_flip; |
| get_flip_cfg(tx_type, &ud_flip, &lr_flip); |
| |
| // col transform |
| load_buffer_16x4(input, in, stride, ud_flip, lr_flip, shift[0]); |
| |
| for (int i = 0; i < txfm_size_row; i++) { |
| col_txfm(in + i * txfm_size_row, outcoeff128 + i * txfm_size_row, bitcol, |
| 1); |
| } |
| col_txfm_8x8_rounding(outcoeff128, -shift[1]); |
| |
| // row transform |
| row_txfm(outcoeff128, in, bitrow, 1); |
| transpose_8nx8n(in, outcoeff128, txfm_size_row, txfm_size_col); |
| (void)bd; |
| } |
| |
| void av1_fwd_txfm2d_16x32_sse4_1(const int16_t *input, int32_t *coeff, |
| int stride, TX_TYPE tx_type, int bd) { |
| __m128i in[128]; |
| __m128i *outcoef128 = (__m128i *)coeff; |
| const int8_t *shift = fwd_txfm_shift_ls[TX_16X32]; |
| const int txw_idx = get_txw_idx(TX_16X32); |
| const int txh_idx = get_txh_idx(TX_16X32); |
| const fwd_transform_1d_sse4_1 col_txfm = col_highbd_txfm8x32_arr[tx_type]; |
| const fwd_transform_1d_sse4_1 row_txfm = row_highbd_txfm8x32_arr[tx_type]; |
| int bitcol = fwd_cos_bit_col[txw_idx][txh_idx]; |
| int bitrow = fwd_cos_bit_row[txw_idx][txh_idx]; |
| |
| // column transform |
| load_buffer_16x16(input, in, stride, 0, 0, shift[0]); |
| load_buffer_16x16(input + 16 * stride, in + 64, stride, 0, 0, shift[0]); |
| |
| for (int i = 0; i < 4; i++) { |
| col_txfm((in + i), (in + i), bitcol, 4); |
| } |
| col_txfm_16x16_rounding(&in[0], -shift[1]); |
| col_txfm_16x16_rounding(&in[64], -shift[1]); |
| transpose_8nx8n(in, outcoef128, 16, 32); |
| |
| // row transform |
| row_txfm(outcoef128, in, |