how to save a video in cocoa

hi can any one des开发者_运维问答cribe me sample code for how to save a video using save button in cocoa. i have stop and start button. i need one save button to save the video.

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You will need this one.... http://servin.com/iphone/iPhone-File-IO.html

and also this code will save your video...

[[NSFileManager defaultManager] createFileAtPath:yourfilePath contents:yourVideo attributes:nil];