2014-05-22 20:44:40 +04:00
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/*
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2016-03-24 22:08:51 +03:00
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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2014-05-22 20:44:40 +04:00
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*
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2016-03-24 22:08:51 +03:00
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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2014-05-22 20:44:40 +04:00
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*/
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2016-03-25 22:57:08 +03:00
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#ifndef AOM_DSP_X86_INV_TXFM_SSE2_H_
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#define AOM_DSP_X86_INV_TXFM_SSE2_H_
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2015-07-31 04:53:18 +03:00
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2014-05-22 20:44:40 +04:00
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#include <emmintrin.h> // SSE2
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2016-03-25 22:11:05 +03:00
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#include "./aom_config.h"
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#include "aom/aom_integer.h"
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2016-03-22 01:15:19 +03:00
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#include "aom_dsp/inv_txfm.h"
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#include "aom_dsp/x86/txfm_common_sse2.h"
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2014-05-22 20:44:40 +04:00
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// perform 8x8 transpose
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static INLINE void array_transpose_8x8(__m128i *in, __m128i *res) {
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const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]);
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const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]);
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const __m128i tr0_2 = _mm_unpackhi_epi16(in[0], in[1]);
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const __m128i tr0_3 = _mm_unpackhi_epi16(in[2], in[3]);
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const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]);
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const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]);
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const __m128i tr0_6 = _mm_unpackhi_epi16(in[4], in[5]);
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const __m128i tr0_7 = _mm_unpackhi_epi16(in[6], in[7]);
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const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
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const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_4, tr0_5);
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const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1);
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const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_4, tr0_5);
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const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_2, tr0_3);
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const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7);
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const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_2, tr0_3);
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const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7);
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res[0] = _mm_unpacklo_epi64(tr1_0, tr1_1);
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res[1] = _mm_unpackhi_epi64(tr1_0, tr1_1);
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res[2] = _mm_unpacklo_epi64(tr1_2, tr1_3);
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res[3] = _mm_unpackhi_epi64(tr1_2, tr1_3);
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res[4] = _mm_unpacklo_epi64(tr1_4, tr1_5);
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res[5] = _mm_unpackhi_epi64(tr1_4, tr1_5);
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res[6] = _mm_unpacklo_epi64(tr1_6, tr1_7);
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res[7] = _mm_unpackhi_epi64(tr1_6, tr1_7);
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}
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2016-01-27 23:42:45 +03:00
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#define TRANSPOSE_8X4(in0, in1, in2, in3, out0, out1) \
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2014-05-28 21:51:09 +04:00
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{ \
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const __m128i tr0_0 = _mm_unpacklo_epi16(in0, in1); \
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const __m128i tr0_1 = _mm_unpacklo_epi16(in2, in3); \
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\
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in0 = _mm_unpacklo_epi32(tr0_0, tr0_1); /* i1 i0 */ \
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in1 = _mm_unpackhi_epi32(tr0_0, tr0_1); /* i3 i2 */ \
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2014-05-28 21:51:09 +04:00
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}
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static INLINE void array_transpose_4X8(__m128i *in, __m128i *out) {
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2014-05-28 21:51:09 +04:00
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const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]);
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const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]);
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const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]);
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const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]);
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const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
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const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1);
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const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5);
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const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5);
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out[0] = _mm_unpacklo_epi64(tr1_0, tr1_4);
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out[1] = _mm_unpackhi_epi64(tr1_0, tr1_4);
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out[2] = _mm_unpacklo_epi64(tr1_2, tr1_6);
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out[3] = _mm_unpackhi_epi64(tr1_2, tr1_6);
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}
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2014-05-22 20:44:40 +04:00
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static INLINE void array_transpose_16x16(__m128i *res0, __m128i *res1) {
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__m128i tbuf[8];
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array_transpose_8x8(res0, res0);
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array_transpose_8x8(res1, tbuf);
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array_transpose_8x8(res0 + 8, res1);
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array_transpose_8x8(res1 + 8, res1 + 8);
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res0[8] = tbuf[0];
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res0[9] = tbuf[1];
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res0[10] = tbuf[2];
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res0[11] = tbuf[3];
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res0[12] = tbuf[4];
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res0[13] = tbuf[5];
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res0[14] = tbuf[6];
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res0[15] = tbuf[7];
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}
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2015-09-28 18:50:39 +03:00
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// Function to allow 8 bit optimisations to be used when profile 0 is used with
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// highbitdepth enabled
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static INLINE __m128i load_input_data(const tran_low_t *data) {
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2016-03-25 22:43:01 +03:00
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#if CONFIG_AOM_HIGHBITDEPTH
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2015-09-28 18:50:39 +03:00
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return octa_set_epi16(data[0], data[1], data[2], data[3], data[4], data[5],
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data[6], data[7]);
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2015-09-28 18:50:39 +03:00
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#else
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return _mm_load_si128((const __m128i *)data);
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#endif
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}
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static INLINE void load_buffer_8x16(const tran_low_t *input, __m128i *in) {
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in[0] = load_input_data(input + 0 * 16);
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in[1] = load_input_data(input + 1 * 16);
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in[2] = load_input_data(input + 2 * 16);
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in[3] = load_input_data(input + 3 * 16);
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in[4] = load_input_data(input + 4 * 16);
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in[5] = load_input_data(input + 5 * 16);
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in[6] = load_input_data(input + 6 * 16);
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in[7] = load_input_data(input + 7 * 16);
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in[8] = load_input_data(input + 8 * 16);
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in[9] = load_input_data(input + 9 * 16);
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in[10] = load_input_data(input + 10 * 16);
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in[11] = load_input_data(input + 11 * 16);
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in[12] = load_input_data(input + 12 * 16);
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in[13] = load_input_data(input + 13 * 16);
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in[14] = load_input_data(input + 14 * 16);
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in[15] = load_input_data(input + 15 * 16);
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2014-05-22 20:44:40 +04:00
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}
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2016-01-27 23:42:45 +03:00
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#define RECON_AND_STORE(dest, in_x) \
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{ \
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__m128i d0 = _mm_loadl_epi64((__m128i *)(dest)); \
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d0 = _mm_unpacklo_epi8(d0, zero); \
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d0 = _mm_add_epi16(in_x, d0); \
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d0 = _mm_packus_epi16(d0, d0); \
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_mm_storel_epi64((__m128i *)(dest), d0); \
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2014-05-22 20:44:40 +04:00
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}
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static INLINE void write_buffer_8x16(uint8_t *dest, __m128i *in, int stride) {
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const __m128i final_rounding = _mm_set1_epi16(1 << 5);
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2014-05-22 20:44:40 +04:00
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const __m128i zero = _mm_setzero_si128();
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// Final rounding and shift
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in[0] = _mm_adds_epi16(in[0], final_rounding);
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in[1] = _mm_adds_epi16(in[1], final_rounding);
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in[2] = _mm_adds_epi16(in[2], final_rounding);
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in[3] = _mm_adds_epi16(in[3], final_rounding);
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in[4] = _mm_adds_epi16(in[4], final_rounding);
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in[5] = _mm_adds_epi16(in[5], final_rounding);
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in[6] = _mm_adds_epi16(in[6], final_rounding);
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in[7] = _mm_adds_epi16(in[7], final_rounding);
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in[8] = _mm_adds_epi16(in[8], final_rounding);
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in[9] = _mm_adds_epi16(in[9], final_rounding);
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in[10] = _mm_adds_epi16(in[10], final_rounding);
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in[11] = _mm_adds_epi16(in[11], final_rounding);
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in[12] = _mm_adds_epi16(in[12], final_rounding);
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in[13] = _mm_adds_epi16(in[13], final_rounding);
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in[14] = _mm_adds_epi16(in[14], final_rounding);
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in[15] = _mm_adds_epi16(in[15], final_rounding);
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in[0] = _mm_srai_epi16(in[0], 6);
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in[1] = _mm_srai_epi16(in[1], 6);
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in[2] = _mm_srai_epi16(in[2], 6);
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in[3] = _mm_srai_epi16(in[3], 6);
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in[4] = _mm_srai_epi16(in[4], 6);
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in[5] = _mm_srai_epi16(in[5], 6);
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in[6] = _mm_srai_epi16(in[6], 6);
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in[7] = _mm_srai_epi16(in[7], 6);
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in[8] = _mm_srai_epi16(in[8], 6);
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in[9] = _mm_srai_epi16(in[9], 6);
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in[10] = _mm_srai_epi16(in[10], 6);
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in[11] = _mm_srai_epi16(in[11], 6);
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in[12] = _mm_srai_epi16(in[12], 6);
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in[13] = _mm_srai_epi16(in[13], 6);
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in[14] = _mm_srai_epi16(in[14], 6);
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in[15] = _mm_srai_epi16(in[15], 6);
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2016-01-27 23:42:45 +03:00
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RECON_AND_STORE(dest + 0 * stride, in[0]);
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RECON_AND_STORE(dest + 1 * stride, in[1]);
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RECON_AND_STORE(dest + 2 * stride, in[2]);
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RECON_AND_STORE(dest + 3 * stride, in[3]);
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RECON_AND_STORE(dest + 4 * stride, in[4]);
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RECON_AND_STORE(dest + 5 * stride, in[5]);
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RECON_AND_STORE(dest + 6 * stride, in[6]);
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RECON_AND_STORE(dest + 7 * stride, in[7]);
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RECON_AND_STORE(dest + 8 * stride, in[8]);
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RECON_AND_STORE(dest + 9 * stride, in[9]);
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2015-04-25 08:33:17 +03:00
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RECON_AND_STORE(dest + 10 * stride, in[10]);
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RECON_AND_STORE(dest + 11 * stride, in[11]);
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RECON_AND_STORE(dest + 12 * stride, in[12]);
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RECON_AND_STORE(dest + 13 * stride, in[13]);
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RECON_AND_STORE(dest + 14 * stride, in[14]);
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RECON_AND_STORE(dest + 15 * stride, in[15]);
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2014-05-22 20:44:40 +04:00
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}
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2015-07-31 04:53:18 +03:00
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void idct4_sse2(__m128i *in);
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void idct8_sse2(__m128i *in);
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void idct16_sse2(__m128i *in0, __m128i *in1);
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void iadst4_sse2(__m128i *in);
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void iadst8_sse2(__m128i *in);
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void iadst16_sse2(__m128i *in0, __m128i *in1);
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2016-03-25 22:57:08 +03:00
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#endif // AOM_DSP_X86_INV_TXFM_SSE2_H_
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