31 lines
1.0 KiB
C
31 lines
1.0 KiB
C
/*
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* Copyright (c) 2017 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VPX_DSP_X86_BITDEPTH_CONVERSION_AVX2_H_
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#define VPX_DSP_X86_BITDEPTH_CONVERSION_AVX2_H_
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#include <immintrin.h>
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#include "./vpx_config.h"
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#include "vpx/vpx_integer.h"
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#include "vpx_dsp/vpx_dsp_common.h"
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// Load 16 16 bit values. If the source is 32 bits then pack down with
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// saturation.
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static INLINE __m256i load_tran_low(const tran_low_t *a) {
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#if CONFIG_VP9_HIGHBITDEPTH
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const __m256i a_low = _mm256_loadu_si256((const __m256i *)a);
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return _mm256_packs_epi32(a_low, *(const __m256i *)(a + 8));
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#else
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return _mm256_loadu_si256((const __m256i *)a);
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#endif
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}
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#endif // VPX_DSP_X86_BITDEPTH_CONVERSION_AVX2_H_
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