public static int GetDuration(Android.Net.Uri uri)
{
Android.Media.MediaMetadataRetriever m = new Android.Media.MediaMetadataRetriever();
m.SetDataSourceAsync(Android.App.Application.Context, uri);
String durationStr = m.ExtractMetadata(Android.Media.MetadataKey.Duration);
int millSecond = int.Parse(durationStr);
return(millSecond);
}
public static long GetDurationBitsByUri(Android.Net.Uri uri, int bitRate)
{
Android.Media.MediaMetadataRetriever m = new Android.Media.MediaMetadataRetriever();
m.SetDataSourceAsync(Android.App.Application.Context, uri);
String durationStr = m.ExtractMetadata(Android.Media.MetadataKey.Duration);
int millSecond = int.Parse(durationStr);
long db = (long)(((decimal)millSecond / (decimal)1000) * bitRate);
return(db);
}
public static AudioProperties GetParam(string path)
{
Android.Media.MediaMetadataRetriever reader = new Android.Media.MediaMetadataRetriever();
reader.SetDataSource(path);
string title = reader.ExtractMetadata(Android.Media.MediaMetadataRetriever.MetadataKeyTitle);
string album = reader.ExtractMetadata(Android.Media.MediaMetadataRetriever.MetadataKeyAlbum);
string artist = reader.ExtractMetadata(Android.Media.MediaMetadataRetriever.MetadataKeyArtist);
string bitrate = reader.ExtractMetadata(Android.Media.MediaMetadataRetriever.MetadataKeyBitrate);
return(new AudioProperties {
Title = title,
Album = album,
Artist = artist,
Bitrate = bitrate,
TrackPath = path
});
}
