2014/10/15 下午 10:05:13

iphone Programming Glossary: com.apple.m4a

How can I overlap audio files and combine for iPhone in Xcode?

http://stackoverflow.com/questions/12628554/how-can-i-overlap-audio-files-and-combine-for-iphone-in-xcode

composition presetName AVAssetExportPresetAppleM4A exporter.audioMix audioMix exporter.outputFileType @ com.apple.m4a audio NSURL exportURL NSURL fileURLWithPath exportFile exporter.outputURL exportURL do the export exporter exportAsynchronouslyWithCompletionHandler..

Combining two .caf files on iPhone

http://stackoverflow.com/questions/7656512/combining-two-caf-files-on-iphone

composition presetName AVAssetExportPresetAppleM4A exporter.audioMix audioMix exporter.outputFileType @ com.apple.m4a audio NSString fileName @ someFilename NSString exportFile util getDocumentsDirectory stringByAppendingFormat @ @.m4a fileName..

Application crashed while importing songs from Ipod library in Iphone for iOs 5.0

http://stackoverflow.com/questions/8077725/application-crashed-while-importing-songs-from-ipod-library-in-iphone-for-ios-5

case kAudioFormatMPEGLayer3 fileType @ com.apple.quicktime movie ex @ mp3 break case kAudioFormatMPEG4AAC fileType @ com.apple.m4a audio ex @ m4a break case kAudioFormatAppleLossless fileType @ com.apple.m4a audio ex @ m4a break default break return.. case kAudioFormatMPEG4AAC fileType @ com.apple.m4a audio ex @ m4a break case kAudioFormatAppleLossless fileType @ com.apple.m4a audio ex @ m4a break default break return ex #pragma mark Covert Item separate item collection and store songs into directory.. case kAudioFormatMPEGLayer3 fileType @ com.apple.quicktime movie ex @ mp3 break case kAudioFormatMPEG4AAC fileType @ com.apple.m4a audio ex @ m4a break case kAudioFormatAppleLossless fileType @ com.apple.m4a audio ex @ m4a break default break exportSession.outputFileType..