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2014/10/15 ¤U¤È 10:04:29

iphone Programming Glossary: avmutablevideocompositioninstruction

How can I add overlay text on a video, then re-encode it?

http://stackoverflow.com/questions/10190333/how-can-i-add-overlay-text-on-a-video-then-re-encode-it

videoCompositionCoreAnimationToolWithPostProcessingAsVideoLayer videoLayer inLayer parentLayer AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction instruction.timeRange CMTimeRangeMake kCMTimeZero.. videoLayer inLayer parentLayer AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction instruction.timeRange CMTimeRangeMake kCMTimeZero mixComposition duration AVAssetTrack videoTrack..

how to control orientation of video assembled with AVMutableComposition

http://stackoverflow.com/questions/4175060/how-to-control-orientation-of-video-assembled-with-avmutablecomposition

videoComposition retain videoComposition.renderSize CGSizeMake 320 240 videoComposition.frameDuration CMTimeMake 1 30 AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction instruction.timeRange CMTimeRangeMake kCMTimeZero.. CGSizeMake 320 240 videoComposition.frameDuration CMTimeMake 1 30 AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction instruction.timeRange CMTimeRangeMake kCMTimeZero CMTimeMakeWithSeconds 60 30 AVMutableVideoCompositionLayerInstruction..

CoreAnimation, AVFoundation and ability to make Video export

http://stackoverflow.com/questions/5031721/coreanimation-avfoundation-and-ability-to-make-video-export

wrapLayer addSublayer videoLayer AVMutableVideoComposition videoComposition AVMutableVideoComposition videoComposition AVMutableVideoCompositionInstruction videoCompositionInstruction AVMutableVideoCompositionInstruction videoCompositionInstruction videoCompositionInstruction.timeRange.. AVMutableVideoComposition videoComposition AVMutableVideoCompositionInstruction videoCompositionInstruction AVMutableVideoCompositionInstruction videoCompositionInstruction videoCompositionInstruction.timeRange CMTimeRangeMake kCMTimeZero CMTimeMake imagesFilePath..

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

videoComposition videoComposition.frameDuration CMTimeMake 1 30 videoComposition.renderScale 1.0 AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction AVMutableVideoCompositionLayerInstruction layerInstruction.. CMTimeMake 1 30 videoComposition.renderScale 1.0 AVMutableVideoCompositionInstruction instruction AVMutableVideoCompositionInstruction videoCompositionInstruction AVMutableVideoCompositionLayerInstruction layerInstruction AVMutableVideoCompositionLayerInstruction..