AVFoundationフレームワーク
フレームワークの説明
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AVAudioPlayer.h
AVAudioRecorder.h
AVAudioSession.h
AVAudioSettings.h
AVFoundation.h
Class References
+ (id)sharedInstance;
@property(assign) id
- (BOOL)setActive:(BOOL)beActive error:(NSError**)outError;
- (BOOL)setCategory:(NSString*)theCategory error:(NSError**)outError;
- (BOOL)setPreferredHardwareSampleRate:(double)sampleRate error:(NSError**)outError;
- (BOOL)setPreferredIOBufferDuration:(NSTimeInterval)duration error:(NSError**)outError;
@property(readonly) NSString* category;
@property(readonly) double preferredHardwareSampleRate;
@property(readonly) NSTimeInterval preferredIOBufferDuration;
@property(readonly) BOOL inputIsAvailable;
@property(readonly) double currentHardwareSampleRate;
@property(readonly) NSInteger currentHardwareInputNumberOfChannels;
@property(readonly) NSInteger currentHardwareOutputNumberOfChannels;
@end
Protocol References
- (void)beginInterruption;
- (void)endInterruption;
- (void)categoryChanged:(NSString*)category;
- (void)inputIsAvailableChanged:(BOOL)isInputAvailable;
- (void)currentHardwareSampleRateChanged:(double)sampleRate;
- (void)currentHardwareInputNumberOfChannelsChanged:(NSInteger)numberOfChannels;
- (void)currentHardwareOutputNumberOfChannelsChanged:(NSInteger)numberOfChannels;
- (id)initWithURL:(NSURL *)url settings:(NSDictionary *)settings error:(NSError **)outError;
- (BOOL)prepareToRecord;
録音の準備を行う。
- (BOOL)record;
録音を行う
- (BOOL)recordForDuration: (NSTimeInterval) duration;
遅延録音する
- (void)pause;
ポーズする
- (void)stop;
録音を停止する
- (BOOL)deleteRecording;
@property(readonly, getter=isRecording) BOOL recording;
@property(readonly) NSURL *url;
@property(readonly) NSDictionary *settings;
@property(assign) id
@property(readonly) NSTimeInterval currentTime;
@property(getter=isMeteringEnabled) BOOL meteringEnabled;
- (void)updateMeters;
- (float)peakPowerForChannel:(NSUInteger)channelNumber;
- (float)averagePowerForChannel:(NSUInteger)channelNumber;
- (void)audioRecorderDidFinishRecording:(AVAudioRecorder *)recorder successfully:(BOOL)flag;
- (void)audioRecorderEncodeErrorDidOccur:(AVAudioRecorder *)recorder error:(NSError *)error;
- (void)audioRecorderBeginInterruption:(AVAudioRecorder *)recorder;
- (void)audioRecorderEndInterruption:(AVAudioRecorder *)recorder;
- (id)initWithContentsOfURL:(NSURL *)url error:(NSError **)outError;
- (id)initWithData:(NSData *)data error:(NSError **)outError;
- (BOOL)prepareToPlay;
再生の準備を行う
- (BOOL)play;
再生を行う
- (void)pause;
ポーズする(バッファはクリアしない)
- (void)stop;
再生をストップする(バッファをクリアする)
@property(readonly, getter=isPlaying) BOOL playing;
@property(readonly) NSUInteger numberOfChannels;
@property(readonly) NSTimeInterval duration;
@property(assign) id
@property(readonly) NSURL *url;
@property(readonly) NSData *data;
@property float volume;
@property NSTimeInterval currentTime;
@property NSInteger numberOfLoops;
@property(getter=isMeteringEnabled) BOOL meteringEnabled;
- (void)updateMeters;
- (float)peakPowerForChannel:(NSUInteger)channelNumber;
- (float)averagePowerForChannel:(NSUInteger)channelNumber;
- (void)audioPlayerDidFinishPlaying:(AVAudioPlayer *)player successfully:(BOOL)flag;
再生が完了したことを通知
- (void)audioPlayerDecodeErrorDidOccur:(AVAudioPlayer *)player error:(NSError *)error;
エラーが発生したことを通知
iPhoneのみ
- (void)audioPlayerBeginInterruption:(AVAudioPlayer *)player;
サウンド再生の中断通知
- (void)audioPlayerEndInterruption:(AVAudioPlayer *)player;
サウンド再生の再開通知