public void ShouldThrowGetSasUriWithSpecificLocatorIfAssetFileIsNull()
{
IAssetFile nullAssetFile = null;
var sasLocator = this.context.Locators.Where(l => l.Type == LocatorType.Sas).FirstOrDefault();
nullAssetFile.GetSasUri(sasLocator);
}
public void ShouldThrowGetSasUriWithSpecificLocatorIfAssetFileIsNull()
{
this.asset = this.context.Assets.CreateFromFile("dummy.ism", AssetCreationOptions.None);
var locator = this.context.Locators.Create(LocatorType.Sas, this.asset, AccessPermissions.Read, TimeSpan.FromDays(1));
IAssetFile nullAssetFile = null;
nullAssetFile.GetSasUri(locator);
}
/// <summary>
/// Returns a <see cref="System.Threading.Tasks.Task<System.Collections.Generic.IEnumerable<AssetFileMetadata>>"/> instance to retrieve the <paramref name="asset"/> metadata.
/// </summary>
/// <param name="asset">The <see cref="IAsset"/> instance from where to get the metadata.</param>
/// <param name="sasLocator">The <see cref="ILocator"/> instance.</param>
/// <param name="cancellationToken">The <see cref="System.Threading.CancellationToken"/> instance used for cancellation.</param>
/// <returns>A <see cref="System.Threading.Tasks.Task<System.Collections.Generic.IEnumerable<AssetFileMetadata>>"/> instance to retrieve the <paramref name="asset"/> metadata.</returns>
public static async Task <IEnumerable <AssetFileMetadata> > GetMetadataAsync(this IAsset asset, ILocator sasLocator, CancellationToken cancellationToken)
{
if (asset == null)
{
throw new ArgumentNullException("asset", "The asset cannot be null.");
}
if (sasLocator == null)
{
throw new ArgumentNullException("sasLocator", "The SAS locator cannot be null.");
}
if (sasLocator.Type != LocatorType.Sas)
{
throw new ArgumentException("The locator type must be SAS.", "sasLocator");
}
if (asset.Id != sasLocator.AssetId)
{
throw new ArgumentException("sasLocator", "The SAS locator does not belong to the asset.");
}
IEnumerable <AssetFileMetadata> assetMetadata = null;
IAssetFile metadataAssetFile = asset
.AssetFiles
.ToArray()
.FirstOrDefault(af => af.Name.EndsWith(MetadataFileSuffix, StringComparison.OrdinalIgnoreCase));
if (metadataAssetFile != null)
{
MediaContextBase context = asset.GetMediaContext();
Uri assetFileMetadataUri = metadataAssetFile.GetSasUri(sasLocator);
assetMetadata = await AssetMetadataParser.ParseAssetFileMetadataAsync(
assetFileMetadataUri,
context.MediaServicesClassFactory.GetBlobStorageClientRetryPolicy().AsAzureStorageClientRetryPolicy(),
cancellationToken)
.ConfigureAwait(false);
}
return(assetMetadata);
}
public Asset GetAsset(string assetId)
{
if (assetId == string.Empty)
{
throw new ArgumentException("assetId cannot be empty", "assetId");
}
var asset = this.context.Assets.Where(a => a.Id == assetId).FirstOrDefault();
if (asset == null)
{
return(null);
}
IAssetFile highQualityVideoAssetFile = null;
IAssetFile midQualityVideoAssetFile = null;
IAssetFile lowQualityVideoAssetFile = null;
ILocator sasLocator = null;
var videoAssetFiles = asset
.AssetFiles
.ToArray()
.Where(af => af.Name.EndsWith(Mp4AssetFileNameSuffix, StringComparison.OrdinalIgnoreCase) && af.Name.Contains(H264VideoCodec))
.OrderByDescending(af => af.ContentFileSize)
.ToArray();
var count = videoAssetFiles.Length;
if (count > 0)
{
highQualityVideoAssetFile = videoAssetFiles[0];
midQualityVideoAssetFile = videoAssetFiles[count / 2];
lowQualityVideoAssetFile = videoAssetFiles[count - 1];
sasLocator = asset.Locators
.ToArray()
.Where(l => l.Type == LocatorType.Sas)
.OrderBy(l => l.ExpirationDateTime)
.LastOrDefault();
}
return(new Asset
{
Id = asset.Id,
Name = asset.Name,
State = asset.State.ToString(),
SmoothStreamingUri = asset.GetSmoothStreamingUri(),
MpegDashUri = asset.GetMpegDashUri(),
HlsUri = asset.GetHlsUri(),
Hlsv3Uri = asset.GetHlsv3Uri(),
HighQualityMp4Uri = highQualityVideoAssetFile != null && sasLocator != null?highQualityVideoAssetFile.GetSasUri(sasLocator) : null,
MidQualityMp4Uri = midQualityVideoAssetFile != null && sasLocator != null?midQualityVideoAssetFile.GetSasUri(sasLocator) : null,
LowQualityMp4Uri = lowQualityVideoAssetFile != null && sasLocator != null?lowQualityVideoAssetFile.GetSasUri(sasLocator) : null
});
}
public void ShouldThrowGetSasUriIfAssetFileIsNull()
{
IAssetFile nullAssetFile = null;
nullAssetFile.GetSasUri();
}
