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// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string>
#include "audio_core/renderer/command/icommand.h"
#include "common/common_types.h"
#include "common/fixed_point.h"
namespace AudioCore::AudioRenderer {
namespace ADSP {
class CommandListProcessor;
}
/**
* AudioRenderer command for downmixing 6 channels to 2.
* Channel layout (SMPTE):
* 0 - front left
* 1 - front right
* 2 - center
* 3 - lfe
* 4 - back left
* 5 - back right
*/
struct DownMix6chTo2chCommand : ICommand {
/**
* Print this command's information to a string.
*
* @param processor - The CommandListProcessor processing this command.
* @param string - The string to print into.
*/
void Dump(const ADSP::CommandListProcessor& processor, std::string& string) override;
/**
* Process this command.
*
* @param processor - The CommandListProcessor processing this command.
*/
void Process(const ADSP::CommandListProcessor& processor) override;
/**
* Verify this command's data is valid.
*
* @param processor - The CommandListProcessor processing this command.
* @return True if the command is valid, otherwise false.
*/
bool Verify(const ADSP::CommandListProcessor& processor) override;
/// Input mix buffer offsets for each channel
std::array<s16, MaxChannels> inputs;
/// Output mix buffer offsets for each channel
std::array<s16, MaxChannels> outputs;
/// Coefficients used for downmixing
std::array<Common::FixedPoint<48, 16>, 4> down_mix_coeff;
};
} // namespace AudioCore::AudioRenderer
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