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