protected virtual void ProcessRequest(RequestItem request)
{
Pixbuf orig_image;
try {
using (var img = imageFileFactory.Create(request.Uri)) {
if (request.Width > 0)
{
orig_image = img.Load(request.Width, request.Height);
}
else
{
orig_image = img.Load();
}
}
} catch (GLib.GException e) {
Log.Exception(e);
return;
}
if (orig_image == null)
{
return;
}
request.Result = orig_image;
}
public bool TryCreateThumbnail(SafeUri thumbnailUri, ThumbnailSize size)
{
try {
var imageFile = factory.Create(fileUri);
return(CreateThumbnail(thumbnailUri, size, imageFile));
}
catch {
return(false);
}
}
//FIXME: won't work on non file uris
public uint SaveVersion(IImage buffer, bool createVersion)
{
if (buffer == null)
{
throw new ApplicationException("invalid (null) image");
}
uint version = DefaultVersionId;
using (var img = imageFileFactory.Create(DefaultVersion.Uri))
{
// Always create a version if the source is not a jpeg for now.
createVersion = createVersion || imageFileFactory.IsJpeg(DefaultVersion.Uri.GetExtension());
if (createVersion)
{
version = CreateDefaultModifiedVersion(DefaultVersionId, false);
}
try
{
var versionUri = VersionUri(version);
ImageSharpUtils.CreateDerivedVersion(DefaultVersion.Uri, versionUri, 95, buffer);
GetVersion(version).ImportMD5 = HashUtils.GenerateMD5(VersionUri(version));
DefaultVersionId = version;
}
catch (Exception e)
{
Log.Exception(e);
if (createVersion)
{
DeleteVersion(version);
}
throw e;
}
}
return(version);
}