mirror of
https://github.com/libretro/ppsspp.git
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92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// 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,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include <queue>
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#include "CommonTypes.h"
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#include "sceKernel.h"
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#include "FixedSizeQueue.h"
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class PointerWrap;
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enum PspAudioFormats { PSP_AUDIO_FORMAT_STEREO = 0, PSP_AUDIO_FORMAT_MONO = 0x10 };
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enum PspAudioFrequencies { PSP_AUDIO_FREQ_44K = 44100, PSP_AUDIO_FREQ_48K = 48000 };
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#define SCE_ERROR_AUDIO_CHANNEL_NOT_INIT 0x80260001
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#define SCE_ERROR_AUDIO_CHANNEL_BUSY 0x80260002
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#define SCE_ERROR_AUDIO_INVALID_CHANNEL 0x80260003
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#define SCE_ERROR_AUDIO_PRIV_REQUIRED 0x80260004
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#define SCE_ERROR_AUDIO_NO_CHANNELS_AVAILABLE 0x80260005
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#define SCE_ERROR_AUDIO_OUTPUT_SAMPLE_DATA_SIZE_NOT_ALIGNED 0x80260006
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#define SCE_ERROR_AUDIO_INVALID_FORMAT 0x80260007
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#define SCE_ERROR_AUDIO_CHANNEL_NOT_RESERVED 0x80260008
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#define SCE_ERROR_AUDIO_NOT_OUTPUT 0x80260009
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#define SCE_ERROR_AUDIO_INVALID_FREQUENCY 0x8026000A
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#define SCE_ERROR_AUDIO_INVALID_VOLUME 0x8026000B
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#define SCE_ERROR_AUDIO_CHANNEL_ALREADY_RESERVED 0x80268002
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const int PSP_AUDIO_CHANNEL_MAX = 8;
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const int PSP_AUDIO_CHANNEL_SRC = 8;
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const int PSP_AUDIO_CHANNEL_OUTPUT2 = 8;
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const int PSP_AUDIO_CHANNEL_VAUDIO = 8;
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struct AudioChannelWaitInfo
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{
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SceUID threadID;
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int numSamples;
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};
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struct AudioChannel
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{
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AudioChannel() {
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clear();
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}
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// PSP side
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bool reserved;
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// last sample address
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u32 sampleAddress;
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u32 sampleCount; // Number of samples written in each OutputBlocking
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u32 leftVolume;
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u32 rightVolume;
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u32 format;
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std::vector<AudioChannelWaitInfo> waitingThreads;
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// PC side - should probably split out
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// We copy samples as they are written into this simple ring buffer.
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// Might try something more efficient later.
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FixedSizeQueue<s16, 32768 * 8> sampleQueue;
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void DoState(PointerWrap &p);
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void reset();
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void clear();
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};
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// The extra channel is for SRC/Output2/Vaudio (who all share, apparently.)
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extern AudioChannel chans[PSP_AUDIO_CHANNEL_MAX + 1];
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void Register_sceAudio();
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