avassetwriter

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How do I use AVAssetWriter to write AAC audio out in ios?

I am using an AVCaptureSession to capture audio and video samples from the devices microphone and camera.[详细]

2023-04-10 20:00 分类：问答
AVAssetWriterInput crash

I am recording a trailing buffer of video.At 15 second intervals, I am creating a new instance of AVAssetWriter, and adding my instance of AVAssetWriterInput as an input.I am grabbing frames using AVC[详细]

2023-04-04 13:50 分类：问答
H264 stream writing using AVAssetWriter issue

i am working on an application that receives the H264 stream from network and writes that stream to the MOV file. For writing t开发者_如何学JAVAo MOV I am using AVAssetWriter(with AVAssetWriterInput s[详细]

2023-04-04 07:11 分类：问答
iPod Library returning an Asset with no tracks

I am using the MediaItem api to gather assets from the iPod library.There is a strange bug I am running into after the application has been running for a while.I will run the following code and the AV[详细]

2023-03-30 18:29 分类：问答
AVAssetWriter / AVAudioPlayer Conflict?

Weeks ago, I posted this thread regarding problems I was having with AVAssetWriter: AVAssetWriter Woes[详细]

2023-03-22 06:25 分类：问答
Capturing the screen with AVAssetWriter-- Works fine on simulator but on device creates black video

i m trying to capture the frame buffer data and convert into video for my iphone game.. i m using AVAssetWriter to accomplish this thing.[详细]

2023-03-20 04:27 分类：问答
OpenGL ES 2.0 to Video on iPad/iPhone

I am at my wits end here despite the good information here on StackOverflow... I am trying to write an OpenGL renderbuffer to a video on the iPad 2 (using iOS 4.3). This is more exactly what I am att[详细]

2023-03-16 05:13 分类：问答
AVAssetWriterInputPixelBufferAdaptor pixelBufferPool goes NULL after some time

I\'m using the pixelBufferPool within an AVAssetWriterInputPixelBufferAdaptor to create pixel buffers for use with the append method. After creating 4 buffers, the pixelBufferPool property becomes NUL[详细]

2023-03-14 08:27 分类：问答
AVAssetWriterInput output settings not rendering valid NSData

I am using AVAssetWriterInput to take an mp3 file from the user, and email it (DRM free only). I got the process to work when using PCM, but when I try mp3, or m4a, or caf, I either get a file that do[详细]

2023-03-13 15:33 分类：问答
Cap frame rate or bit rate in AVAssetExportSession?

I\'m using AVAssetExportSession to export some stuff at 640x480, and the files are kind of monstrous -- predictably monstrous, but still monstrous, given that we need to upload them from the phone ove[详细]

2023-03-11 10:53 分类：问答