ios - How to save video from document directory to gallery? -

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this question has answer here:

how save video in document directory gallery in ios,here downloaded video server , saved in document directory , want move gallery.

uisavevideoatpathtosavedphotosalbum(sourcepath,nil,nil,nil);

you can pass sourcepath 

nsarray *paths = nssearchpathfordirectoriesindomains(nsdocumentdirectory, nsuserdomainmask, yes); nsstring *documentsdirectory = [paths objectatindex:0];

append path or file name sourcepath.

nsstring *sourcepath = [documentsdirectory stringbyappendingpathcomponent:@"youvideo.mp4"];

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