2014-09-29 10:15:41 +08:00
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/****************************************************************************
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Copyright (c) 2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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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
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, 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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2014-09-30 09:57:28 +08:00
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#include "platform/CCPlatformConfig.h"
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2014-09-29 10:15:41 +08:00
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#if CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
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#ifndef __AUDIO_CACHE_H_
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#define __AUDIO_CACHE_H_
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#include <string>
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#include <mutex>
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#include <vector>
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2014-11-18 22:27:43 +08:00
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#ifdef OPENAL_PLAIN_INCLUDES
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#include <al.h>
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#else
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#include <AL/al.h>
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#endif
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2016-03-20 21:53:44 +08:00
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#include "platform/CCPlatformMacros.h"
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2014-09-29 10:15:41 +08:00
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2015-05-20 15:13:31 +08:00
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#define QUEUEBUFFER_NUM 5
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2014-09-29 10:15:41 +08:00
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#define QUEUEBUFFER_TIME_STEP 0.1f
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2016-08-04 09:53:30 +08:00
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// log, CCLOG aren't threadsafe, since we uses sub threads for parsing pcm data, threadsafe log output
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// is needed. Define the following macros (ALOGV, ALOGD, ALOGI, ALOGW, ALOGE) for threadsafe log output.
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//FIXME:Move the definition of the following macros to a separated file.
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void audioLog(const char * format, ...);
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#define QUOTEME_(x) #x
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#define QUOTEME(x) QUOTEME_(x)
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#if defined(COCOS2D_DEBUG) && COCOS2D_DEBUG > 0
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#define ALOGV(fmt, ...) audioLog("V/" LOG_TAG " (" QUOTEME(__LINE__) "): " fmt "", ##__VA_ARGS__)
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#else
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#define ALOGV(fmt, ...) do {} while(false)
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#endif
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#define ALOGD(fmt, ...) audioLog("D/" LOG_TAG " (" QUOTEME(__LINE__) "): " fmt "", ##__VA_ARGS__)
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#define ALOGI(fmt, ...) audioLog("I/" LOG_TAG " (" QUOTEME(__LINE__) "): " fmt "", ##__VA_ARGS__)
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#define ALOGW(fmt, ...) audioLog("W/" LOG_TAG " (" QUOTEME(__LINE__) "): " fmt "", ##__VA_ARGS__)
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#define ALOGE(fmt, ...) audioLog("E/" LOG_TAG " (" QUOTEME(__LINE__) "): " fmt "", ##__VA_ARGS__)
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#if defined(COCOS2D_DEBUG) && COCOS2D_DEBUG > 0
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#define CHECK_AL_ERROR_DEBUG() \
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do { \
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GLenum __error = alGetError(); \
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if (__error) { \
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ALOGE("OpenAL error 0x%04X in %s %s %d\n", __error, __FILE__, __FUNCTION__, __LINE__); \
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} \
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} while (false)
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#else
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#define CHECK_AL_ERROR_DEBUG()
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#endif
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2014-09-29 10:15:41 +08:00
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NS_CC_BEGIN
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namespace experimental{
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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 FileFormat
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{
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UNKNOWN,
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OGG,
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MP3
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};
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AudioCache();
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2014-11-14 15:01:52 +08:00
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AudioCache(const AudioCache&);
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2014-09-29 10:15:41 +08:00
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~AudioCache();
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2015-07-28 15:27:07 +08:00
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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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2014-09-29 10:15:41 +08:00
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protected:
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void readDataTask();
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2015-07-28 15:27:07 +08:00
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void invokingPlayCallbacks();
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void invokingLoadCallbacks();
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2014-09-29 10:15:41 +08:00
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std::string _fileFullPath;
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FileFormat _fileFormat;
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//pcm data related stuff
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size_t _pcmDataSize;
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ALenum _alBufferFormat;
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int _channels;
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ALuint _sampleRate;
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size_t _bytesPerFrame;
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float _duration;
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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;
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void* _pcmData;
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size_t _bytesOfRead;
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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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int _queBufferFrames;
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int _queBufferBytes;
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bool _alBufferReady;
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2015-07-28 15:27:07 +08:00
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bool _loadFail;
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2014-09-29 10:15:41 +08:00
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std::mutex _callbackMutex;
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std::vector< std::function<void()> > _callbacks;
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2015-07-28 15:27:07 +08:00
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std::vector< std::function<void(bool)> > _loadCallbacks;
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2014-09-29 10:15:41 +08:00
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std::mutex _readDataTaskMutex;
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int _mp3Encoding;
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friend class AudioEngineImpl;
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friend class AudioPlayer;
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} ;
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}
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NS_CC_END
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#endif // __AUDIO_CACHE_H_
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#endif
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