/// Triggers the initial AVAssetDownloadTask for a given Asset.
public void DownloadAsset(MusicAsset asset)
{
Track.Download(asset.Music);
// For the initial download, we ask the URLSession for an AVAssetDownloadTask
// with a minimum bitrate corresponding with one of the lower bitrate variants in the asset.
var taskOptions = new AVAssetDownloadOptions {
MinimumRequiredMediaBitrate = 265000
};
var task = assetDownloadURLSession.GetAssetDownloadTask(asset.UrlAsset, asset.Id, null, taskOptions);
// To better track the AVAssetDownloadTask we set the taskDescription to something unique for our sample.
task.TaskDescription = asset.Id;
activeDownloadsMap [task] = asset;
task.Resume();
AssetDownloadStateChanged?.Invoke(this, new MusicAssetDownloadStateChangeArgs(asset.Music, MusicAssetDownloadState.Downloading));
}
public AVAssetDownloadTask GetAssetDownloadTask(AVUrlAsset urlAsset, string title, NSData artworkData, AVAssetDownloadOptions options)
{
throw new NotImplementedException();
}
public AVAssetDownloadTask GetAssetDownloadTask(AVUrlAsset urlAsset, NSUrl destinationUrl, AVAssetDownloadOptions options)
{
throw new NotImplementedException();
}
