如何使用 Xamarin Forms 获取视频的长度?我已使用以下链接从视频中获取缩略图,但我需要能够获取视频长度
https://forums.xamarin.com/discussion/119450/create-thumbnail-from-video https://forums.xamarin.com/discussion/119450/create-thumbnail-from-video
好吧,我能够用我的大脑解决这个问题。它在链接中使用了类似的方法:
对于安卓:
public string VideoLength(string url)
{
MediaMetadataRetriever retriever = new MediaMetadataRetriever();
retriever.SetDataSource(url, new Dictionary<string, string>());
var length = retriever.ExtractMetadata(MetadataKey.Duration);
var lengthseconds = Convert.ToInt32(length) / 1000;
TimeSpan t = TimeSpan.FromSeconds(lengthseconds);
var timeformat = t.ToString();
return timeformat.ToString();
}
For IOS:
public string VideoLength(string url)
{
AVAsset avasset = AVAsset.FromUrl((new Foundation.NSUrl(url)));
var length = avasset.Duration.Seconds.ToString();
var lengthseconds = Convert.ToInt32(length) / 1000;
TimeSpan t = TimeSpan.FromSeconds(lengthseconds);
var timeformat = t.ToString();
return timeformat.ToString();
}
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