ppsspp/Core/HLE/sceAudio.h

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// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <queue>
#include "CommonTypes.h"
#include "sceKernel.h"
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#include "FixedSizeQueue.h"
enum PspAudioFormats { PSP_AUDIO_FORMAT_STEREO = 0, PSP_AUDIO_FORMAT_MONO = 0x10 };
enum PspAudioFrequencies { PSP_AUDIO_FREQ_44K = 44100, PSP_AUDIO_FREQ_48K = 48000 };
#define SCE_ERROR_AUDIO_CHANNEL_NOT_INIT 0x80260001
#define SCE_ERROR_AUDIO_CHANNEL_BUSY 0x80260002
#define SCE_ERROR_AUDIO_INVALID_CHANNEL 0x80260003
#define SCE_ERROR_AUDIO_PRIV_REQUIRED 0x80260004
#define SCE_ERROR_AUDIO_NO_CHANNELS_AVAILABLE 0x80260005
#define SCE_ERROR_AUDIO_OUTPUT_SAMPLE_DATA_SIZE_NOT_ALIGNED 0x80260006
#define SCE_ERROR_AUDIO_INVALID_FORMAT 0x80260007
#define SCE_ERROR_AUDIO_CHANNEL_NOT_RESERVED 0x80260008
#define SCE_ERROR_AUDIO_NOT_OUTPUT 0x80260009
#define PSP_AUDIO_CHANNEL_MAX 8
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struct AudioChannel
{
AudioChannel() {
clear();
}
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// PSP side
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bool reserved;
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// last sample address
u32 sampleAddress;
u32 sampleCount; // Number of samples written in each OutputBlocking
u32 leftVolume;
u32 rightVolume;
u32 format;
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SceUID waitingThread;
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// PC side - should probably split out
// We copy samples as they are written into this simple ring buffer.
// Might try something more efficient later.
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FixedSizeQueue<s16, 32768 * 8> sampleQueue;
void DoState(PointerWrap &p) {
p.Do(reserved);
p.Do(sampleAddress);
p.Do(sampleCount);
p.Do(leftVolume);
p.Do(rightVolume);
p.Do(format);
p.Do(waitingThread);
sampleQueue.DoState(p);
p.DoMarker("AudioChannel");
}
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void clear() {
reserved = false;
waitingThread = 0;
leftVolume = 0;
rightVolume = 0;
format = 0;
sampleAddress = 0;
sampleCount = 0;
sampleQueue.clear();
}
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};
extern AudioChannel chans[8];
void Register_sceAudio();