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36 lines
1 KiB
C
36 lines
1 KiB
C
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// Copyright 2016 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <algorithm>
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#include <array>
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#include "audio_core/audio_core.h"
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#include "common/common_types.h"
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namespace DSP {
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namespace HLE {
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/// The final output to the speakers is stereo. Preprocessing output in Source is also stereo.
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using StereoFrame16 = std::array<std::array<s16, 2>, AudioCore::samples_per_frame>;
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/// The DSP is quadraphonic internally.
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using QuadFrame32 = std::array<std::array<s32, 4>, AudioCore::samples_per_frame>;
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/**
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* This performs the filter operation defined by FilterT::ProcessSample on the frame in-place.
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* FilterT::ProcessSample is called sequentially on the samples.
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*/
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template<typename FrameT, typename FilterT>
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void FilterFrame(FrameT& frame, FilterT& filter) {
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std::transform(frame.begin(), frame.end(), frame.begin(), [&filter](const typename FrameT::value_type& sample) {
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return filter.ProcessSample(sample);
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});
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}
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} // namespace HLE
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} // namespace DSP
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