2014/10/15 下午 10:03:30

iphone Programming Glossary: adaptor.pixelbufferpool

Merge Two Video files in iPhone Application

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

250 buffer self pixelBufferFromCGImage UIImage imageNamed @ 1.jpeg CGImage CVPixelBufferPoolCreatePixelBuffer NULL adaptor.pixelBufferPool buffer adaptor appendPixelBuffer buffer withPresentationTime kCMTimeZero for int i 0 i 2 i if writerInput isReadyForMoreMediaData.. videoPathArray addObject path Finish the session videoWriter release writerInput release CVPixelBufferPoolRelease adaptor.pixelBufferPool For Merge video files i try this code but not useful here is some blank screen between video AVMutableComposition mixComposition..

Creating 16:9 Video Rather than 4:3 - AVAsset Writer - iPhone

http://stackoverflow.com/questions/10358086/creating-169-video-rather-than-43-avasset-writer-iphone

kCVPixelFormatType_32ARGB CFDictionaryRef options pxbuffer CVReturn status CVPixelBufferPoolCreatePixelBuffer NULL adaptor.pixelBufferPool pxbuffer NSParameterAssert status kCVReturnSuccess pxbuffer NULL CVPixelBufferLockBaseAddress pxbuffer 0 void pxdata CVPixelBufferGetBaseAddress..

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

j CMTime frameTime CMTimeMake frameCount int32_t 10 CVPixelBufferPoolCreatePixelBuffer kCFAllocatorDefault adaptor.pixelBufferPool buffer append_ok adaptor appendPixelBuffer buffer withPresentationTime frameTime CVPixelBufferPoolRef bufferPool adaptor.pixelBufferPool.. buffer append_ok adaptor appendPixelBuffer buffer withPresentationTime frameTime CVPixelBufferPoolRef bufferPool adaptor.pixelBufferPool NSParameterAssert bufferPool NULL NSThread sleepForTimeInterval 0.05 else printf adaptor not ready d d n frameCount.. int32_t 10 append_ok adaptor appendPixelBuffer buffer withPresentationTime frameTime CVPixelBufferPoolRef bufferPool adaptor.pixelBufferPool NSParameterAssert bufferPool NULL NSThread sleepForTimeInterval 0.05 else printf adaptor not ready d d n frameCount..

AVAssetWriter Woes

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

adaptor object so call just this instead CVPixelBufferRef pixelBuffer NULL CVPixelBufferPoolCreatePixelBuffer NULL adaptor.pixelBufferPool pixelBuffer CVPixelBufferLockBaseAddress pixelBuffer 0 ...fill the pixelbuffer here CVPixelBufferUnlockBaseAddress pixelBuffer..