2014/10/15 下午 10:05:09

iphone Programming Glossary: cmsamplebuffergetaudiobufferlistwithretainedblockbuffer

AVAssetReader and Audio Queue streaming problem

http://stackoverflow.com/questions/4763598/avassetreader-and-audio-queue-streaming-problem

mQueue false pplayerState mIsRunning NO return AudioBufferList audioBufferList CMBlockBufferRef blockBuffer CMSampleBufferGetAudioBufferListWithRetainedBlockBuffer sampBuffer NULL audioBufferList sizeof audioBufferList NULL NULL 0 blockBuffer AudioBuffer audioBuffer audioBufferList.mBuffers..

Reading audio samples via AVAssetReader

http://stackoverflow.com/questions/4972677/reading-audio-samples-via-avassetreader

e.g. CMItemCount numSamplesInBuffer CMSampleBufferGetNumSamples buffer AudioBufferList audioBufferList CMSampleBufferGetAudioBufferListWithRetainedBlockBuffer buffer NULL audioBufferList sizeof audioBufferList NULL NULL kCMSampleBufferFlag_AudioBufferList_Assure16ByteAlignment buffer..

How to copy songs from iPod Library to app and play with AVAudioPlayer?

http://stackoverflow.com/questions/7472141/how-to-copy-songs-from-ipod-library-to-app-and-play-with-avaudioplayer

iOS 5.0 crash when reading data from an AVAssetReaderOutput

http://stackoverflow.com/questions/7812394/ios-5-0-crash-when-reading-data-from-an-avassetreaderoutput

read next one AudioBufferList audioBufferList NSMutableData data NSMutableData alloc init CMBlockBufferRef blockBuffer CMSampleBufferGetAudioBufferListWithRetainedBlockBuffer ref NULL audioBufferList sizeof audioBufferList NULL NULL 0 blockBuffer for int y 0 y audioBufferList.mNumberBuffers y AudioBuffer.. read next one AudioBufferList audioBufferList NSMutableData data NSMutableData alloc init CMBlockBufferRef blockBuffer CMSampleBufferGetAudioBufferListWithRetainedBlockBuffer ref NULL audioBufferList sizeof audioBufferList NULL NULL 0 blockBuffer NSLog @ @ blockBuffer if blockBuffer NULL data..