2014/10/15 下午 10:15:46

iphone Programming Glossary: videocompressionprops

Writing video + generated audio to AVAssetWriterInput, audio stuttering

http://stackoverflow.com/questions/12187124/writing-video-generated-audio-to-avassetwriterinput-audio-stuttering

error error if error NSLog @ Start recording error @ error Configure video compression settings. NSDictionary videoCompressionProps NSDictionary dictionaryWithObjectsAndKeys NSNumber numberWithDouble 1024.0 1024.0 AVVideoAverageBitRateKey NSNumber.. NSNumber numberWithInt frameSize.width AVVideoWidthKey NSNumber numberWithInt frameSize.height AVVideoHeightKey videoCompressionProps AVVideoCompressionPropertiesKey nil Create the video writer that is used to append video frames to the output video stream..

This code to write video+audio through AVAssetWriter and AVAssetWriterInputs is not working. Why?

http://stackoverflow.com/questions/4149963/this-code-to-write-videoaudio-through-avassetwriter-and-avassetwriterinputs-is

videoURL fileType AVFileTypeQuickTimeMovie error error NSParameterAssert _videoWriter Add video input NSDictionary videoCompressionProps NSDictionary dictionaryWithObjectsAndKeys NSNumber numberWithDouble 128.0 1024.0 AVVideoAverageBitRateKey nil NSDictionary.. AVVideoCodecKey NSNumber numberWithInt 192 AVVideoWidthKey NSNumber numberWithInt 144 AVVideoHeightKey videoCompressionProps AVVideoCompressionPropertiesKey nil _videoWriterInput AVAssetWriterInput assetWriterInputWithMediaType AVMediaTypeVideo..

How to asynchronously download 1000 images?

http://stackoverflow.com/questions/9166377/how-to-asynchronously-download-1000-images

AVCaptureSession only got video buffer

http://stackoverflow.com/questions/9257052/avcapturesession-only-got-video-buffer

AVAssetWriter and AssetWriterInput NSAutoreleasePool pool NSAutoreleasePool alloc init Add video input NSDictionary videoCompressionProps NSDictionary dictionaryWithObjectsAndKeys NSNumber numberWithDouble 128.0 1024.0 AVVideoAverageBitRateKey nil NSDictionary.. AVVideoCodecKey NSNumber numberWithInt 480 AVVideoWidthKey NSNumber numberWithInt 320 AVVideoHeightKey videoCompressionProps AVVideoCompressionPropertiesKey nil videoWriterInput AVAssetWriterInput assetWriterInputWithMediaType AVMediaTypeVideo..