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2014/10/15 ¤U¤È 10:08:59
iphone Programming Glossary: file2dataiPhone: NSData representation of Audio file for Editing http://stackoverflow.com/questions/9385705/iphone-nsdata-representation-of-audio-file-for-editing mainBundle pathForResource @ file2 ofType @ caf NSData file1Data NSData alloc initWithContentsOfFile file1 NSData file2Data NSData alloc initWithContentsOfFile file2 NSMutableData mergedData NSMutableData alloc initWithCapacity file1Data length.. alloc initWithContentsOfFile file2 NSMutableData mergedData NSMutableData alloc initWithCapacity file1Data length file2Data length First chunk from original sound file NSRange firstChunk firstChunk.length startingPosition firstChunk.location 0.. firstChunk.location 0 mergedData appendData file1Data subdataWithRange firstChunk Add new sound mergedData appendData file2Data First chunk from original sound file NSRange secondChunk secondChunk.length file1Data length startingPosition secondChunk.location..
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