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2014/10/15 ¤U¤È 10:13:09
iphone Programming Glossary: readeroutputMake movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset sourcePixelBufferAttributes nil AVAssetTrack audioTrack asset.tracks objectAtIndex 0 AVAssetReaderOutput readerOutput AVAssetReaderTrackOutput assetReaderTrackOutputWithTrack audioTrack outputSettings nil audioReader addOutput readerOutput.. AVAssetReaderTrackOutput assetReaderTrackOutputWithTrack audioTrack outputSettings nil audioReader addOutput readerOutput NSParameterAssert videoWriterInput NSParameterAssert audioWriterInput NSParameterAssert videoWriter canAddInput audioWriterInput.. while audioWriterInput.readyForMoreMediaData NSLog @ Ready CMSampleBufferRef nextBuffer readerOutput copyNextSampleBuffer if nextBuffer NSLog @ NextBuffer audioWriterInput appendSampleBuffer nextBuffer audioWriterInput..
Video Encoding using AVAssetWriter - CRASHES http://stackoverflow.com/questions/8191840/video-encoding-using-avassetwriter-crashes error retain AVAssetTrack audioTrack avAsset tracksWithMediaType AVMediaTypeAudio objectAtIndex 0 AVAssetReaderOutput readerOutput AVAssetReaderTrackOutput assetReaderTrackOutputWithTrack audioTrack outputSettings nil audioReader addOutput readerOutput.. AVAssetReaderTrackOutput assetReaderTrackOutputWithTrack audioTrack outputSettings nil audioReader addOutput readerOutput NSParameterAssert audioWriterInput NSParameterAssert videoWriter canAddInput audioWriterInput audioWriterInput.expectsMediaDataInRealTime.. CMSampleBufferRef nextBuffer if audioReader status AVAssetReaderStatusReading nextBuffer readerOutput copyNextSampleBuffer NSLog @ Ready if nextBuffer NSLog @ NextBuffer audioWriterInput appendSampleBuffer nextBuffer..
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