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2014/10/15 ¤U¤È 10:04:12

iphone Programming Glossary: audioformat

Writing video + generated audio to AVAssetWriterInput, audio stuttering

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

rateDenominator frameRate sample_position_ 0 audio_fmt_desc_ nil int nchannels 2 AudioStreamBasicDescription audioFormat bzero audioFormat sizeof audioFormat audioFormat.mSampleRate 44100 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFramesPerPacket.. frameRate sample_position_ 0 audio_fmt_desc_ nil int nchannels 2 AudioStreamBasicDescription audioFormat bzero audioFormat sizeof audioFormat audioFormat.mSampleRate 44100 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFramesPerPacket.. 0 audio_fmt_desc_ nil int nchannels 2 AudioStreamBasicDescription audioFormat bzero audioFormat sizeof audioFormat audioFormat.mSampleRate 44100 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFramesPerPacket 1 audioFormat.mChannelsPerFrame..

Recording sound as WAV on iphone

http://stackoverflow.com/questions/570430/recording-sound-as-wav-on-iphone

share improve this question Yup the key is kAudioFileWAVEType AudioFileCreateWithURL audioFileURL kAudioFileWAVEType audioFormat kAudioFileFlags_EraseFile audioFileID Changing to WAVE from CAF in the SpeakHere example causes the recording to be as wav...

Can anybody help me in recording iPhone output sound through Audio Unit

http://stackoverflow.com/questions/8615358/can-anybody-help-me-in-recording-iphone-output-sound-through-audio-unit

kAudioUnitScope_Output kOutputBus flag sizeof flag Describe format AudioStreamBasicDescription audioFormat 0 audioFormat.mSampleRate 44100.00 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagIsSignedInteger.. kAudioUnitScope_Output kOutputBus flag sizeof flag Describe format AudioStreamBasicDescription audioFormat 0 audioFormat.mSampleRate 44100.00 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagIsSignedInteger.. flag sizeof flag Describe format AudioStreamBasicDescription audioFormat 0 audioFormat.mSampleRate 44100.00 audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagIsSignedInteger kAudioFormatFlagIsPacked audioFormat.mFramesPerPacket..

ExtAudioFileWrite to m4a/aac failing on dual-core devices (ipad 2, iphone 4s)

http://stackoverflow.com/questions/8719865/extaudiofilewrite-to-m4a-aac-failing-on-dual-core-devices-ipad-2-iphone-4s

formats AudioStreamBasicDescription AUCanonicalASBD Float64 sampleRate UInt32 channel AudioStreamBasicDescription audioFormat audioFormat.mSampleRate sampleRate audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagsAudioUnitCanonical.. AUCanonicalASBD Float64 sampleRate UInt32 channel AudioStreamBasicDescription audioFormat audioFormat.mSampleRate sampleRate audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagsAudioUnitCanonical.. Float64 sampleRate UInt32 channel AudioStreamBasicDescription audioFormat audioFormat.mSampleRate sampleRate audioFormat.mFormatID kAudioFormatLinearPCM audioFormat.mFormatFlags kAudioFormatFlagsAudioUnitCanonical audioFormat.mChannelsPerFrame..