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121 lines
3.7 KiB
121 lines
3.7 KiB
/****************************************************************************
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Copyright (c) 2014-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include <sys/types.h>
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#include <functional>
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#include <memory>
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#include <mutex>
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#include "base/std/container/string.h"
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#if defined(OPENAL_PLAIN_INCLUDES)
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#include <al.h>
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#elif CC_PLATFORM == CC_PLATFORM_WINDOWS
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#include <OpenalSoft/al.h>
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#elif CC_PLATFORM == CC_PLATFORM_OHOS
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#include <AL/al.h>
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#elif CC_PLATFORM == CC_PLATFORM_LINUX || CC_PLATFORM == CC_PLATFORM_QNX
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#include <AL/al.h>
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#endif
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#include "audio/include/AudioMacros.h"
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#include "base/Macros.h"
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#include "base/std/container/vector.h"
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#define INVALID_AL_BUFFER_ID 0xFFFFFFFF
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namespace cc {
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class AudioEngineImpl;
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class AudioPlayer;
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class CC_DLL AudioCache {
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public:
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enum class State {
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INITIAL,
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LOADING,
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READY,
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FAILED
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};
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AudioCache();
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~AudioCache();
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void addPlayCallback(const std::function<void()> &callback);
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void addLoadCallback(const std::function<void(bool)> &callback);
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uint32_t getChannelCount() const { return _channelCount; }
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bool isStreaming() const { return _isStreaming; }
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protected:
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void setSkipReadDataTask(bool isSkip) { _isSkipReadDataTask = isSkip; };
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void readDataTask(unsigned int selfId);
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void invokingPlayCallbacks();
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void invokingLoadCallbacks();
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//pcm data related stuff
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ALenum _format{-1};
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ALsizei _sampleRate{-1};
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float _duration{0.0F};
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uint32_t _totalFrames{0};
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uint32_t _framesRead{0};
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uint32_t _bytesPerFrame{0};
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bool _isStreaming{false};
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uint32_t _channelCount{1};
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/*Cache related stuff;
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* Cache pcm data when sizeInBytes less than PCMDATA_CACHEMAXSIZE
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*/
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ALuint _alBufferId{INVALID_AL_BUFFER_ID};
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char *_pcmData{nullptr};
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/*Queue buffer related stuff
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* Streaming in OpenAL when sizeInBytes greater then PCMDATA_CACHEMAXSIZE
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*/
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char *_queBuffers[QUEUEBUFFER_NUM];
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ALsizei _queBufferSize[QUEUEBUFFER_NUM];
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uint32_t _queBufferFrames{0};
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std::mutex _playCallbackMutex;
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ccstd::vector<std::function<void()>> _playCallbacks;
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// loadCallbacks doesn't need mutex since it's invoked only in Cocos thread.
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ccstd::vector<std::function<void(bool)>> _loadCallbacks;
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std::mutex _readDataTaskMutex;
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State _state{State::INITIAL};
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std::shared_ptr<bool> _isDestroyed;
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ccstd::string _fileFullPath;
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unsigned int _id;
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bool _isLoadingFinished{false};
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bool _isSkipReadDataTask{false};
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friend class AudioEngineImpl;
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friend class AudioPlayer;
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};
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} // namespace cc
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