private async Task <HttpContent> StoreContentAsync(string rowKey, HttpContent originalContent, CancellationToken cancellationToken)
{
HttpContent storedContent = null;
if (originalContent != null)
{
ICloudBlockBlob blob = _blobContainer.GetBlockBlobReference(rowKey);
Stream originalStream = await originalContent.ReadAsStreamAsync();
Stream destinationStream = await blob.OpenWriteAsync(cancellationToken);
if (_useCompression)
{
destinationStream = new GZipStream(destinationStream, CompressionLevel.Optimal);
}
using (destinationStream)
{
await originalStream.CopyToAsync(destinationStream, BufferSize, cancellationToken);
}
storedContent = await GetStoredHttpContentAsync(rowKey, originalContent.Headers, _useCompression, cancellationToken);
}
return(storedContent);
}
private async Task OrientAndSetMetadataAsync(MagickImage image, ICloudBlockBlob output, CancellationToken cancellationToken, ILogger logger, Stopwatch sw)
{
if (image.Orientation != OrientationType.Undefined && image.Orientation != OrientationType.TopLeft)
{
image.AutoOrient();
using (var outputStream = await output.OpenWriteAsync(cancellationToken))
{
image.Write(outputStream);
SetMetadata(image, output);
await Task.Factory.FromAsync(outputStream.BeginCommit(null, null), outputStream.EndCommit);
}
logger.Info("Orient: " + sw.ElapsedMilliseconds);
}
else
{
await SetAndSaveMetadata(output, image);
}
}
