ppsspp/Core/HLE/sceAudio.h
2012-11-17 19:56:28 +01:00

84 lines
2.5 KiB
C++

// 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.
// 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"
#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 MAX_CHANNEL 8
struct AudioChannel
{
AudioChannel() {
clear();
}
// PSP side
bool reserved;
// last sample address
u32 sampleAddress;
u32 sampleCount; // Number of samples written in each OutputBlocking
int dataLen; // Probably internal queue size. Not currently used.
int leftVolume;
int rightVolume;
int format;
SceUID waitingThread;
// PC side - should probably split out
// We copy samples as they are written into this simple ring buffer.
// Might try something more efficient later.
FixedSizeQueue<s16, 32768> sampleQueue;
void clear() {
reserved = false;
waitingThread = 0;
leftVolume = 0;
rightVolume = 0;
format = 0;
sampleAddress = 0;
sampleCount = 0;
sampleQueue.clear();
}
};
extern AudioChannel chans[8];
void Register_sceAudio();