ios 从相册视频中获取视频截图

//给image添加个分类

+(UIImage *)getImage:(NSURL: *)videoURL

{

AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:[NSURL fileURLWithPath:videoURL] options:nil];

AVAssetImageGenerator *gen = [[AVAssetImageGenerator alloc] initWithAsset:asset];

gen.appliesPreferredTrackTransform = YES;

CMTime time = CMTimeMakeWithSeconds(0.0, 600);

NSError *error = nil;

CMTime actualTime;

CGImageRef image = [gen copyCGImageAtTime:time actualTime:&actualTime error:&error];

UIImage *thumb = [[UIImage alloc] initWithCGImage:image];

CGImageRelease(image);

return thumb;

}

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