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2014/10/15 ¤U¤È 10:04:03
iphone Programming Glossary: assetpictogramfilepathDrawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader void ^ UIImage delayedImagePreparation completionBlock NSFileManager fman NSFileManager defaultManager NSString assetPictogramFilepath self class cachedAudioPictogramPathForMPMediaItem item if fman fileExistsAtPath assetPictogramFilepath NSLog @ Returning.. NSString assetPictogramFilepath self class cachedAudioPictogramPathForMPMediaItem item if fman fileExistsAtPath assetPictogramFilepath NSLog @ Returning cached waveform pictogram @ assetPictogramFilepath lastPathComponent self self initWithContentsOfFile.. item if fman fileExistsAtPath assetPictogramFilepath NSLog @ Returning cached waveform pictogram @ assetPictogramFilepath lastPathComponent self self initWithContentsOfFile assetPictogramFilepath return self NSString assetFilepath self class..
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