2014/10/15 下午 10:04:29

iphone Programming Glossary: avsampleratekey

How do I record audio on iPhone with AVAudioRecorder?

http://stackoverflow.com/questions/1010343/how-do-i-record-audio-on-iphone-with-avaudiorecorder

kAudioFormatLinearPCM forKey AVFormatIDKey recordSetting setValue NSNumber numberWithFloat 44100.0 forKey AVSampleRateKey recordSetting setValue NSNumber numberWithInt 2 forKey AVNumberOfChannelsKey recordSetting setValue NSNumber numberWithInt..

how to record audio as mp3 file by using AvAudiorecorder

http://stackoverflow.com/questions/10314510/how-to-record-audio-as-mp3-file-by-using-avaudiorecorder

16 AVEncoderBitRateKey NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey nil iphone record avaudiorecorder share improve this question Add NSNumber numberWithInt kAudioFormatMPEGLayer3 forKey..

iPhone App : recording audio in mp3

http://stackoverflow.com/questions/10549023/iphone-app-recording-audio-in-mp3

kAudioFormatLinearPCM forKey AVFormatIDKey recordSetting setValue NSNumber numberWithFloat 11025.0 forKey AVSampleRateKey recordSetting setValue NSNumber numberWithInt 1 forKey AVNumberOfChannelsKey recordSetting setValue NSNumber numberWithInt.. 16 AVEncoderBitRateKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSNumber numberWithFloat 8000.0 AVSampleRateKey NSNumber numberWithInt 8 AVLinearPCMBitDepthKey nil Also doing conversion is a processor intense operation if you're..

Record the sound and play it back with changed pitch

http://stackoverflow.com/questions/10549317/record-the-sound-and-play-it-back-with-changed-pitch

kAudioFormatAppleLossless forKey AVFormatIDKey recordSetting setValue NSNumber numberWithFloat 44100.0 forKey AVSampleRateKey recordSetting setValue NSNumber numberWithInt 2 forKey AVNumberOfChannelsKey recordedTmpFile NSURL fileURLWithPath NSTemporaryDirectory.. 16 AVEncoderBitRateKey NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey nil recorder1 AVAudioRecorder alloc initWithURL recordedTmpFile1 settings recordSetting1 error error recorder1 prepareToRecord..

Writing video + generated audio to AVAssetWriterInput, audio stuttering

http://stackoverflow.com/questions/12187124/writing-video-generated-audio-to-avassetwriterinput-audio-stuttering

kAudioFormatMPEG4AAC AVFormatIDKey NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt 64000 AVEncoderBitRateKey NSData dataWithBytes acl length sizeof acl AVChannelLayoutKey nil..

Detecting Blow through iPhone MIC in Cocos and then Performing animation on an image

http://stackoverflow.com/questions/12985461/detecting-blow-through-iphone-mic-in-cocos-and-then-performing-animation-on-an-i

@ dev null NSDictionary settings NSDictionary dictionaryWithObjectsAndKeys NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt kAudioFormatAppleLossless AVFormatIDKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSNumber..

record input coming from bluetooth headset in iPhone

http://stackoverflow.com/questions/18226255/record-input-coming-from-bluetooth-headset-in-iphone

16 AVEncoderBitRateKey NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey nil NSError error nil audioRecorder AVAudioRecorder alloc initWithURL soundFileURL settings recordSettings error error..

This code to write video+audio through AVAssetWriter and AVAssetWriterInputs is not working. Why?

http://stackoverflow.com/questions/4149963/this-code-to-write-videoaudio-through-avassetwriter-and-avassetwriterinputs-is

kAudioFormatMPEG4AAC AVFormatIDKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt 64000 AVEncoderBitRateKey NSData dataWithBytes acl length sizeof acl AVChannelLayoutKey nil.. AVFormatIDKey NSNumber numberWithInt 16 AVEncoderBitDepthHintKey NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSData dataWithBytes acl length sizeof acl AVChannelLayoutKey nil..

How to record voice in .m4a format

http://stackoverflow.com/questions/4279311/how-to-record-voice-in-m4a-format

NSNumber numberWithInt kAudioFormatMPEG4AAC AVFormatIDKey NSNumber numberWithFloat 16000.0 AVSampleRateKey NSNumber numberWithInt 1 AVNumberOfChannelsKey nil NSError error nil AVAudioRecorder recorder AVAudioRecorder alloc initWithURL..

How to record an audio file in .mp3 format?

http://stackoverflow.com/questions/4871940/how-to-record-an-audio-file-in-mp3-format

NSDictionary recordSettings NSDictionary alloc initWithObjectsAndKeys NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt kAudioFormatMPEGLayer3 AVFormatIDKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSNumber..

Drawing waveform with AVAssetReader

http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader

initWithObjectsAndKeys NSNumber numberWithInt kAudioFormatLinearPCM AVFormatIDKey NSNumber numberWithInt 44100.0 AVSampleRateKey Not Supported NSNumber numberWithInt 2 AVNumberOfChannelsKey Not Supported NSNumber numberWithInt 16 AVLinearPCMBitDepthKey.. initWithObjectsAndKeys NSNumber numberWithInt kAudioFormatLinearPCM AVFormatIDKey NSNumber numberWithInt 44100.0 AVSampleRateKey Not Supported NSNumber numberWithInt 2 AVNumberOfChannelsKey Not Supported NSNumber numberWithInt 16 AVLinearPCMBitDepthKey..

AVAssetWritter does not work with audio

http://stackoverflow.com/questions/5200077/avassetwritter-does-not-work-with-audio

how to record audio through an iPhone app?

http://stackoverflow.com/questions/5602901/how-to-record-audio-through-an-iphone-app

Make movie file with picture Array and song file, using AVAsset

http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset

NSNumber numberWithInt kAudioFormatMPEG4AAC AVFormatIDKey NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSNumber numberWithInt 192000 AVEncoderBitRateKey NSData dataWithBytes..

AVCaptureSession only got video buffer

http://stackoverflow.com/questions/9257052/avcapturesession-only-got-video-buffer

AVFormatIDKey NSNumber numberWithInt 16 AVEncoderBitDepthHintKey NSNumber numberWithFloat 44100.0 AVSampleRateKey NSNumber numberWithInt 1 AVNumberOfChannelsKey NSData dataWithBytes acl length sizeof acl AVChannelLayoutKey nil..

AVAudioRecorder Record method returns NO at random times

http://stackoverflow.com/questions/9706020/avaudiorecorder-record-method-returns-no-at-random-times

8 AVEncoderBitRateKey NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 22000.0 AVSampleRateKey nil NSError error nil audioRecorder AVAudioRecorder alloc initWithURL contentURL settings recordSettings error error audioRecorder.delegate..