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2014/10/15 ¤U¤È 10:05:09

iphone Programming Glossary: cmtimeadd

Merge Two Video files in iPhone Application

http://stackoverflow.com/questions/10071029/merge-two-video-files-in-iphone-application

CMTimeMake pframetime 25 CMTime lastTime CMTimeMake i 1 i is from 0 to 19 of the loop above CMTime presentTime CMTimeAdd lastTime frameTime if i 0 buffer self pixelBufferFromCGImage UIImage imageNamed @ 1.jpeg CGImage else buffer self pixelBufferFromCGImage..

AVFoundation + AssetWriter: Generate Movie With Images and Audio

http://stackoverflow.com/questions/5640657/avfoundation-assetwriter-generate-movie-with-images-and-audio

kCMTimeZero urlAsset.duration ofTrack audioAssetTrack atTime audioStartTime error error audioStartTime CMTimeAdd audioStartTime CMTimeMake int audioInfo objectForKey audioDuration floatValue kRecordingFPS 0.5 kRecordingFPS AVAssetExportSession..

Make 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

videoAsset tracksWithMediaType AVMediaTypeVideo objectAtIndex 0 atTime nextClipStartTime error nil nextClipStartTime CMTimeAdd nextClipStartTime a_timeRange.duration AVURLAsset audioAsset AVURLAsset alloc initWithURL audio_inputFileUrl options nil..

AVAssetWriter Woes

http://stackoverflow.com/questions/6189535/avassetwriter-woes

frameTime CMTimeMake 1 20 CMTime lastTime CMTimeMake i 20 i is from 0 to 24 of the loop above CMTime presentTime CMTimeAdd lastTime frameTime buffer self pixelBufferFromCGImage image BOOL success adaptor appendPixelBuffer buffer withPresentationTime.. presentTime if success NSLog @ Failed to appendPixelBuffer CVPixelBufferRelease buffer presentTime CMTimeAdd lastTime CMTimeMake 5 1000 lastTime presentTime else NSLog @ error writerInput not ready CVPixelBufferRef pixelBufferFromCGImage..

How to combine video clips with different orientation using AVFoundation

http://stackoverflow.com/questions/6575128/how-to-combine-video-clips-with-different-orientation-using-avfoundation

insertTimeRange CMTimeRangeMake kCMTimeZero asset duration ofTrack audioTrack atTime startTime error nil startTime CMTimeAdd startTime asset duration export the combined video NSString combinedPath path of the combined video NSURL url NSURL alloc..