axmol/cocos/audio/AudioEngine.cpp

417 lines
12 KiB
C++

/****************************************************************************
Copyright (c) 2014 Chukong Technologies Inc.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "platform/CCPlatformConfig.h"
#if CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID || CC_TARGET_PLATFORM == CC_PLATFORM_IOS || CC_TARGET_PLATFORM == CC_PLATFORM_MAC || CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
#include "audio/include/AudioEngine.h"
#include "platform/CCFileUtils.h"
#include "base/ccUtils.h"
#if CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID
#include "android/AudioEngine-inl.h"
#elif CC_TARGET_PLATFORM == CC_PLATFORM_IOS || CC_TARGET_PLATFORM == CC_PLATFORM_MAC
#include "apple/AudioEngine-inl.h"
#elif CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
#include "win32/AudioEngine-win32.h"
#endif
#define TIME_DELAY_PRECISION 0.0001
#ifdef ERROR
#undef ERROR
#endif // ERROR
using namespace cocos2d;
using namespace cocos2d::experimental;
const int AudioEngine::INVAILD_AUDIO_ID = -1;
const float AudioEngine::TIME_UNKNOWN = -1.0f;
//audio file path,audio IDs
std::unordered_map<std::string,std::list<int>> AudioEngine::_audioPathIDMap;
//profileName,ProfileHelper
std::unordered_map<std::string, AudioEngine::ProfileHelper> AudioEngine::_audioPathProfileHelperMap;
int AudioEngine::_maxInstances = MAX_AUDIOINSTANCES;
AudioEngine::ProfileHelper* AudioEngine::_defaultProfileHelper = nullptr;
std::unordered_map<int, AudioEngine::AudioInfo> AudioEngine::_audioIDInfoMap;
AudioEngineImpl* AudioEngine::_audioEngineImpl = nullptr;
void AudioEngine::end()
{
delete _audioEngineImpl;
_audioEngineImpl = nullptr;
delete _defaultProfileHelper;
_defaultProfileHelper = nullptr;
}
bool AudioEngine::lazyInit()
{
if (_audioEngineImpl == nullptr)
{
_audioEngineImpl = new (std::nothrow) AudioEngineImpl();
if(!_audioEngineImpl || !_audioEngineImpl->init() ){
delete _audioEngineImpl;
_audioEngineImpl = nullptr;
return false;
}
}
return true;
}
int AudioEngine::play2d(const std::string& filePath, bool loop, float volume, const AudioProfile *profile)
{
int ret = AudioEngine::INVAILD_AUDIO_ID;
do {
if ( !lazyInit() ){
break;
}
if ( !FileUtils::getInstance()->isFileExist(filePath)){
break;
}
auto profileHelper = _defaultProfileHelper;
if (profile && profile != &profileHelper->profile){
CC_ASSERT(!profile->name.empty());
profileHelper = &_audioPathProfileHelperMap[profile->name];
profileHelper->profile = *profile;
}
if (_audioIDInfoMap.size() >= _maxInstances) {
log("Fail to play %s cause by limited max instance of AudioEngine",filePath.c_str());
break;
}
if (profileHelper)
{
if(profileHelper->profile.maxInstances != 0 && profileHelper->audioIDs.size() >= profileHelper->profile.maxInstances){
log("Fail to play %s cause by limited max instance of AudioProfile",filePath.c_str());
break;
}
if (profileHelper->profile.minDelay > TIME_DELAY_PRECISION) {
auto currTime = utils::gettime();
if (profileHelper->lastPlayTime > TIME_DELAY_PRECISION && currTime - profileHelper->lastPlayTime <= profileHelper->profile.minDelay) {
log("Fail to play %s cause by limited minimum delay",filePath.c_str());
break;
}
}
}
if (volume < 0.0f) {
volume = 0.0f;
}
else if (volume > 1.0f){
volume = 1.0f;
}
ret = _audioEngineImpl->play2d(filePath, loop, volume);
if (ret != INVAILD_AUDIO_ID)
{
_audioPathIDMap[filePath].push_back(ret);
auto it = _audioPathIDMap.find(filePath);
auto& audioRef = _audioIDInfoMap[ret];
audioRef.volume = volume;
audioRef.loop = loop;
audioRef.is3dAudio = false;
audioRef.filePath = &it->first;
if (profileHelper) {
profileHelper->lastPlayTime = utils::gettime();
profileHelper->audioIDs.push_back(ret);
}
audioRef.profileHelper = profileHelper;
}
} while (0);
return ret;
}
void AudioEngine::setLoop(int audioID, bool loop)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.loop != loop){
_audioEngineImpl->setLoop(audioID, loop);
it->second.loop = loop;
}
}
void AudioEngine::setVolume(int audioID, float volume)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end()){
if (volume < 0.0f) {
volume = 0.0f;
}
else if (volume > 1.0f){
volume = 1.0f;
}
if (it->second.volume != volume){
_audioEngineImpl->setVolume(audioID, volume);
it->second.volume = volume;
}
}
}
void AudioEngine::pause(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.state == AudioState::PLAYING){
_audioEngineImpl->pause(audioID);
it->second.state = AudioState::PAUSED;
}
}
void AudioEngine::pauseAll()
{
auto itEnd = _audioIDInfoMap.end();
for (auto it = _audioIDInfoMap.begin(); it != itEnd; ++it)
{
if (it->second.state == AudioState::PLAYING)
{
_audioEngineImpl->pause(it->first);
it->second.state = AudioState::PAUSED;
}
}
}
void AudioEngine::resume(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.state == AudioState::PAUSED){
_audioEngineImpl->resume(audioID);
it->second.state = AudioState::PLAYING;
}
}
void AudioEngine::resumeAll()
{
auto itEnd = _audioIDInfoMap.end();
for (auto it = _audioIDInfoMap.begin(); it != itEnd; ++it)
{
if (it->second.state == AudioState::PAUSED)
{
_audioEngineImpl->resume(it->first);
it->second.state = AudioState::PLAYING;
}
}
}
void AudioEngine::stop(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end()){
_audioEngineImpl->stop(audioID);
remove(audioID);
}
}
void AudioEngine::remove(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end()){
if (it->second.profileHelper) {
it->second.profileHelper->audioIDs.remove(audioID);
}
_audioPathIDMap[*it->second.filePath].remove(audioID);
_audioIDInfoMap.erase(audioID);
}
}
void AudioEngine::stopAll()
{
if(!_audioEngineImpl){
return;
}
_audioEngineImpl->stopAll();
auto itEnd = _audioIDInfoMap.end();
for (auto it = _audioIDInfoMap.begin(); it != itEnd; ++it)
{
if (it->second.profileHelper){
it->second.profileHelper->audioIDs.remove(it->first);
}
}
_audioPathIDMap.clear();
_audioIDInfoMap.clear();
}
void AudioEngine::uncache(const std::string &filePath)
{
if(_audioPathIDMap.find(filePath) != _audioPathIDMap.end()){
auto itEnd = _audioPathIDMap[filePath].end();
for (auto it = _audioPathIDMap[filePath].begin() ; it != itEnd; ++it) {
auto audioID = *it;
_audioEngineImpl->stop(audioID);
auto itInfo = _audioIDInfoMap.find(audioID);
if (itInfo != _audioIDInfoMap.end()){
if (itInfo->second.profileHelper) {
itInfo->second.profileHelper->audioIDs.remove(audioID);
}
_audioIDInfoMap.erase(audioID);
}
}
_audioPathIDMap.erase(filePath);
}
if (_audioEngineImpl){
_audioEngineImpl->uncache(filePath);
}
}
void AudioEngine::uncacheAll()
{
if(!_audioEngineImpl){
return;
}
stopAll();
_audioEngineImpl->uncacheAll();
}
float AudioEngine::getDuration(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.state != AudioState::INITIALZING)
{
if (it->second.duration == TIME_UNKNOWN)
{
it->second.duration = _audioEngineImpl->getDuration(audioID);
}
return it->second.duration;
}
return TIME_UNKNOWN;
}
bool AudioEngine::setCurrentTime(int audioID, float time)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.state != AudioState::INITIALZING){
return _audioEngineImpl->setCurrentTime(audioID, time);
}
return false;
}
float AudioEngine::getCurrentTime(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end() && it->second.state != AudioState::INITIALZING){
return _audioEngineImpl->getCurrentTime(audioID);
}
return 0.0f;
}
void AudioEngine::setFinishCallback(int audioID, const std::function<void (int, const std::string &)> &callback)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end()){
_audioEngineImpl->setFinishCallback(audioID, callback);
}
}
bool AudioEngine::setMaxAudioInstance(int maxInstances)
{
if (maxInstances > 0 && maxInstances <= MAX_AUDIOINSTANCES) {
_maxInstances = maxInstances;
return true;
}
return false;
}
bool AudioEngine::isLoop(int audioID)
{
auto tmpIterator = _audioIDInfoMap.find(audioID);
if (tmpIterator != _audioIDInfoMap.end())
{
return tmpIterator->second.loop;
}
log("AudioEngine::isLoop-->The audio instance %d is non-existent", audioID);
return false;
}
float AudioEngine::getVolume(int audioID)
{
auto tmpIterator = _audioIDInfoMap.find(audioID);
if (tmpIterator != _audioIDInfoMap.end())
{
return tmpIterator->second.volume;
}
log("AudioEngine::getVolume-->The audio instance %d is non-existent", audioID);
return 0.0f;
}
AudioEngine::AudioState AudioEngine::getState(int audioID)
{
auto tmpIterator = _audioIDInfoMap.find(audioID);
if (tmpIterator != _audioIDInfoMap.end())
{
return tmpIterator->second.state;
}
return AudioState::ERROR;
}
AudioProfile* AudioEngine::getProfile(int audioID)
{
auto it = _audioIDInfoMap.find(audioID);
if (it != _audioIDInfoMap.end())
{
return &it->second.profileHelper->profile;
}
return nullptr;
}
AudioProfile* AudioEngine::getDefaultProfile()
{
if (_defaultProfileHelper == nullptr)
{
_defaultProfileHelper = new (std::nothrow) ProfileHelper();
}
return &_defaultProfileHelper->profile;
}
AudioProfile* AudioEngine::getProfile(const std::string &name)
{
auto it = _audioPathProfileHelperMap.find(name);
if (it != _audioPathProfileHelperMap.end()) {
return &it->second.profile;
} else {
return nullptr;
}
}
#endif