/* * Copyright (c) 2018, Alliance for Open Media. All rights reserved * * This source code is subject to the terms of the BSD 2 Clause License and * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License * was not distributed with this source code in the LICENSE file, you can * obtain it at www.aomedia.org/license/software. If the Alliance for Open * Media Patent License 1.0 was not distributed with this source code in the * PATENTS file, you can obtain it at www.aomedia.org/license/patent. */ #ifndef AOM_AV1_COMMON_X86_AV1_INV_TXFM_SSSE3_H_ #define AOM_AV1_COMMON_X86_AV1_INV_TXFM_SSSE3_H_ #include // SSE2 #include // SSSE3 #include "config/aom_config.h" #include "config/av1_rtcd.h" #include "aom/aom_integer.h" #include "aom_dsp/x86/transpose_sse2.h" #ifdef __cplusplus extern "C" { #endif #define btf_16_ssse3(w0, w1, in, out0, out1) \ do { \ const __m128i _w0 = _mm_set1_epi16(w0 * 8); \ const __m128i _w1 = _mm_set1_epi16(w1 * 8); \ const __m128i _in = in; \ out0 = _mm_mulhrs_epi16(_in, _w0); \ out1 = _mm_mulhrs_epi16(_in, _w1); \ } while (0) #define btf_16_adds_subs_sse2(in0, in1) \ do { \ const __m128i _in0 = in0; \ const __m128i _in1 = in1; \ in0 = _mm_adds_epi16(_in0, _in1); \ in1 = _mm_subs_epi16(_in0, _in1); \ } while (0) #define btf_16_subs_adds_sse2(in0, in1) \ do { \ const __m128i _in0 = in0; \ const __m128i _in1 = in1; \ in1 = _mm_subs_epi16(_in0, _in1); \ in0 = _mm_adds_epi16(_in0, _in1); \ } while (0) #define btf_16_adds_subs_out_sse2(out0, out1, in0, in1) \ do { \ const __m128i _in0 = in0; \ const __m128i _in1 = in1; \ out0 = _mm_adds_epi16(_in0, _in1); \ out1 = _mm_subs_epi16(_in0, _in1); \ } while (0) static INLINE void round_shift_16bit_ssse3(__m128i *in, int size, int bit) { if (bit < 0) { const __m128i scale = _mm_set1_epi16(1 << (15 + bit)); for (int i = 0; i < size; ++i) { in[i] = _mm_mulhrs_epi16(in[i], scale); } } else if (bit > 0) { for (int i = 0; i < size; ++i) { in[i] = _mm_slli_epi16(in[i], bit); } } } // 1D itx types enum { IDCT_1D, IADST_1D, IFLIPADST_1D = IADST_1D, IIDENTITY_1D, ITX_TYPES_1D, } UENUM1BYTE(ITX_TYPE_1D); static const ITX_TYPE_1D vitx_1d_tab[TX_TYPES] = { IDCT_1D, IADST_1D, IDCT_1D, IADST_1D, IFLIPADST_1D, IDCT_1D, IFLIPADST_1D, IADST_1D, IFLIPADST_1D, IIDENTITY_1D, IDCT_1D, IIDENTITY_1D, IADST_1D, IIDENTITY_1D, IFLIPADST_1D, IIDENTITY_1D, }; static const ITX_TYPE_1D hitx_1d_tab[TX_TYPES] = { IDCT_1D, IDCT_1D, IADST_1D, IADST_1D, IDCT_1D, IFLIPADST_1D, IFLIPADST_1D, IFLIPADST_1D, IADST_1D, IIDENTITY_1D, IIDENTITY_1D, IDCT_1D, IIDENTITY_1D, IADST_1D, IIDENTITY_1D, IFLIPADST_1D, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x8_default[8]) = { 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_16x16_default[16]) = { 0x0707, 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_32x32_default[32]) = { 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x16_default[16]) = { 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_16x8_default[8]) = { 0x0707, 0x0707, 0x070f, 0x070f, 0x070f, 0x070f, 0x070f, 0x070f, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_16x32_default[32]) = { 0x0707, 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_32x16_default[16]) = { 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x32_default[32]) = { 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, }; DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_32x8_default[8]) = { 0x0707, 0x070f, 0x070f, 0x071f, 0x071f, 0x071f, 0x071f, 0x071f, }; DECLARE_ALIGNED(16, static const int16_t *, av1_eob_to_eobxy_default[TX_SIZES_ALL]) = { NULL, av1_eob_to_eobxy_8x8_default, av1_eob_to_eobxy_16x16_default, av1_eob_to_eobxy_32x32_default, av1_eob_to_eobxy_32x32_default, NULL, NULL, av1_eob_to_eobxy_8x16_default, av1_eob_to_eobxy_16x8_default, av1_eob_to_eobxy_16x32_default, av1_eob_to_eobxy_32x16_default, av1_eob_to_eobxy_32x32_default, av1_eob_to_eobxy_32x32_default, NULL, NULL, av1_eob_to_eobxy_8x32_default, av1_eob_to_eobxy_32x8_default, av1_eob_to_eobxy_16x32_default, av1_eob_to_eobxy_32x16_default, }; static const int lowbd_txfm_all_1d_zeros_idx[32] = { 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, }; // Transform block width in log2 for eob (size of 64 map to 32) static const int tx_size_wide_log2_eob[TX_SIZES_ALL] = { 2, 3, 4, 5, 5, 2, 3, 3, 4, 4, 5, 5, 5, 2, 4, 3, 5, 4, 5, }; static INLINE void get_eobx_eoby_scan_default(int *eobx, int *eoby, TX_SIZE tx_size, int eob) { if (eob == 1) { *eobx = 0; *eoby = 0; return; } const int tx_w_log2 = tx_size_wide_log2_eob[tx_size]; const int eob_row = (eob - 1) >> tx_w_log2; const int eobxy = av1_eob_to_eobxy_default[tx_size][eob_row]; *eobx = eobxy & 0xFF; *eoby = eobxy >> 8; } static int eob_fill[32] = { 0, 7, 7, 7, 7, 7, 7, 7, 15, 15, 15, 15, 15, 15, 15, 15, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, }; static INLINE void get_eobx_eoby_scan_h_identity(int *eobx, int *eoby, TX_SIZE tx_size, int eob) { eob -= 1; const int txfm_size_col = tx_size_wide[tx_size]; const int eobx_max = AOMMIN(32, txfm_size_col) - 1; *eobx = (eob >= eobx_max) ? eobx_max : eob_fill[eob]; const int temp_eoby = eob / (eobx_max + 1); assert(temp_eoby < 32); *eoby = eob_fill[temp_eoby]; } static INLINE void get_eobx_eoby_scan_v_identity(int *eobx, int *eoby, TX_SIZE tx_size, int eob) { eob -= 1; const int txfm_size_row = tx_size_high[tx_size]; const int eoby_max = AOMMIN(32, txfm_size_row) - 1; *eobx = eob_fill[eob / (eoby_max + 1)]; *eoby = (eob >= eoby_max) ? eoby_max : eob_fill[eob]; } typedef void (*transform_1d_ssse3)(const __m128i *input, __m128i *output); void av1_lowbd_inv_txfm2d_add_ssse3(const int32_t *input, uint8_t *output, int stride, TX_TYPE tx_type, TX_SIZE tx_size, int eob); void av1_lowbd_inv_txfm2d_add_idtx_ssse3(const int32_t *input, uint8_t *output, int stride, TX_SIZE tx_size); void av1_lowbd_inv_txfm2d_add_h_identity_ssse3(const int32_t *input, uint8_t *output, int stride, TX_TYPE tx_type, TX_SIZE tx_size, int eob); void av1_lowbd_inv_txfm2d_add_v_identity_ssse3(const int32_t *input, uint8_t *output, int stride, TX_TYPE tx_type, TX_SIZE tx_size, int eob); void av1_iadst8_low1_ssse3(const __m128i *input, __m128i *output); void av1_idct8_low1_ssse3(const __m128i *input, __m128i *output); #ifdef __cplusplus } // extern "C" #endif #endif // AOM_AV1_COMMON_X86_AV1_INV_TXFM_SSSE3_H_