Using avfoundation framework get movie size

You can get movie size :

/* get  naturalSize */
- (CGSize) getMovieSize:(NSString*) folderName file:(NSString *) fileName {
   
    /* Setting input movie */
    NSString* video_inputFileName = fileName;
    NSString* video_inputFilePath = [Utilities documentsPath:folderName file:video_inputFileName];
    NSURL*    video_inputFileUrl = [NSURL fileURLWithPath:video_inputFilePath];   
    AVURLAsset* asset = [AVURLAsset URLAssetWithURL:video_inputFileUrl options:nil];
   
    return asset.naturalSize;
}