private async Task ResizeAsync(IAssetEntity asset, Stream bodyStream, ResizeOptions resizeOptions, bool overwrite, CancellationToken ct)
{
var suffix = resizeOptions.ToString();
using (Profiler.Trace("Resize"))
{
using (var sourceStream = GetTempStream())
{
using (var destinationStream = GetTempStream())
{
using (Profiler.Trace("ResizeDownload"))
{
await assetFileStore.DownloadAsync(asset.AppId.Id, asset.Id, asset.FileVersion, null, sourceStream);
sourceStream.Position = 0;
}
using (Profiler.Trace("ResizeImage"))
{
try
{
await assetThumbnailGenerator.CreateThumbnailAsync(sourceStream, destinationStream, resizeOptions);
destinationStream.Position = 0;
}
catch
{
sourceStream.Position = 0;
await sourceStream.CopyToAsync(destinationStream);
}
}
try
{
using (Profiler.Trace("ResizeUpload"))
{
await assetFileStore.UploadAsync(asset.AppId.Id, asset.Id, asset.FileVersion, suffix, destinationStream, overwrite);
destinationStream.Position = 0;
}
}
catch (AssetAlreadyExistsException)
{
destinationStream.Position = 0;
}
await destinationStream.CopyToAsync(bodyStream, ct);
}
}
}
}
