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Diffstat (limited to '')
| -rw-r--r-- | third_party/aom/av1/encoder/x86/av1_txfm1d_sse4.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/third_party/aom/av1/encoder/x86/av1_txfm1d_sse4.h b/third_party/aom/av1/encoder/x86/av1_txfm1d_sse4.h new file mode 100644 index 0000000000..6df2a8bdbb --- /dev/null +++ b/third_party/aom/av1/encoder/x86/av1_txfm1d_sse4.h @@ -0,0 +1,142 @@ +/* + * 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_ENCODER_X86_AV1_TXFM1D_SSE4_H_ +#define AOM_AV1_ENCODER_X86_AV1_TXFM1D_SSE4_H_ + +#include <smmintrin.h> +#include "av1/common/av1_txfm.h" +#include "av1/common/x86/av1_txfm_sse4.h" + +#ifdef __cplusplus +extern "C" { +#endif + +void av1_fdct4_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_fdct8_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_fdct16_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_fdct32_new_sse4_1(const __m128i *input, __m128i *output, + int8_t cos_bit); +void av1_fdct64_new_sse4_1(const __m128i *input, __m128i *output, + int8_t cos_bit, const int instride, + const int outstride); + +void av1_fadst4_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_fadst8_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_fadst16_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); + +void av1_idct4_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_idct8_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_idct16_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_idct32_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_idct64_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); + +void av1_iadst4_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_iadst8_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +void av1_iadst16_new_sse4_1(const __m128i *input, __m128i *output, + const int8_t cos_bit, const int8_t *stage_range); +static INLINE void transpose_32_4x4(int stride, const __m128i *input, + __m128i *output) { + __m128i temp0 = _mm_unpacklo_epi32(input[0 * stride], input[2 * stride]); + __m128i temp1 = _mm_unpackhi_epi32(input[0 * stride], input[2 * stride]); + __m128i temp2 = _mm_unpacklo_epi32(input[1 * stride], input[3 * stride]); + __m128i temp3 = _mm_unpackhi_epi32(input[1 * stride], input[3 * stride]); + + output[0 * stride] = _mm_unpacklo_epi32(temp0, temp2); + output[1 * stride] = _mm_unpackhi_epi32(temp0, temp2); + output[2 * stride] = _mm_unpacklo_epi32(temp1, temp3); + output[3 * stride] = _mm_unpackhi_epi32(temp1, temp3); +} + +// the entire input block can be represent by a grid of 4x4 blocks +// each 4x4 blocks can be represent by 4 vertical __m128i +// we first transpose each 4x4 block internally +// then transpose the grid +static INLINE void transpose_32(int txfm_size, const __m128i *input, + __m128i *output) { + const int num_per_128 = 4; + const int row_size = txfm_size; + const int col_size = txfm_size / num_per_128; + int r, c; + + // transpose each 4x4 block internally + for (r = 0; r < row_size; r += 4) { + for (c = 0; c < col_size; c++) { + transpose_32_4x4(col_size, &input[r * col_size + c], + &output[c * 4 * col_size + r / 4]); + } + } +} + +// out0 = in0*w0 + in1*w1 +// out1 = -in1*w0 + in0*w1 +#define btf_32_sse4_1_type0(w0, w1, in0, in1, out0, out1, bit) \ + do { \ + const __m128i ww0 = _mm_set1_epi32(w0); \ + const __m128i ww1 = _mm_set1_epi32(w1); \ + const __m128i in0_w0 = _mm_mullo_epi32(in0, ww0); \ + const __m128i in1_w1 = _mm_mullo_epi32(in1, ww1); \ + out0 = _mm_add_epi32(in0_w0, in1_w1); \ + out0 = av1_round_shift_32_sse4_1(out0, bit); \ + const __m128i in0_w1 = _mm_mullo_epi32(in0, ww1); \ + const __m128i in1_w0 = _mm_mullo_epi32(in1, ww0); \ + out1 = _mm_sub_epi32(in0_w1, in1_w0); \ + out1 = av1_round_shift_32_sse4_1(out1, bit); \ + } while (0) + +// out0 = in0*w0 + in1*w1 +// out1 = in1*w0 - in0*w1 +#define btf_32_sse4_1_type1(w0, w1, in0, in1, out0, out1, bit) \ + do { \ + btf_32_sse4_1_type0(w1, w0, in1, in0, out0, out1, bit); \ + } while (0) + +// out0 = in0*w0 + in1*w1 +// out1 = -in1*w0 + in0*w1 +#define btf_32_type0_sse4_1_new(ww0, ww1, in0, in1, out0, out1, r, bit) \ + do { \ + const __m128i in0_w0 = _mm_mullo_epi32(in0, ww0); \ + const __m128i in1_w1 = _mm_mullo_epi32(in1, ww1); \ + out0 = _mm_add_epi32(in0_w0, in1_w1); \ + out0 = _mm_add_epi32(out0, r); \ + out0 = _mm_srai_epi32(out0, bit); \ + const __m128i in0_w1 = _mm_mullo_epi32(in0, ww1); \ + const __m128i in1_w0 = _mm_mullo_epi32(in1, ww0); \ + out1 = _mm_sub_epi32(in0_w1, in1_w0); \ + out1 = _mm_add_epi32(out1, r); \ + out1 = _mm_srai_epi32(out1, bit); \ + } while (0) + +// out0 = in0*w0 + in1*w1 +// out1 = in1*w0 - in0*w1 +#define btf_32_type1_sse4_1_new(ww0, ww1, in0, in1, out0, out1, r, bit) \ + do { \ + btf_32_type0_sse4_1_new(ww1, ww0, in1, in0, out0, out1, r, bit); \ + } while (0) + +#ifdef __cplusplus +} +#endif + +#endif // AOM_AV1_ENCODER_X86_AV1_TXFM1D_SSE4_H_ |