public byte[] OptimizePng(byte[] bytes, int compressionLevel, bool imageQuantizationDisabled)
{
var optimizedBytes = bytes;
if (!imageQuantizationDisabled)
{
using (var unQuantized = new Bitmap(new MemoryStream(bytes)))
{
using (var quantized = wuQuantizer.QuantizeImage(unQuantized, 10, 5))
{
var memStream = new MemoryStream();
quantized.Save(memStream, ImageFormat.Png);
optimizedBytes = memStream.GetBuffer();
}
}
}
if (fileWrapper.FileExists(optiPngLocation))
{
var scratchFile = string.Format("{0}\\scratch-{1}.png", configuration.SpritePhysicalPath, Hasher.Hash(bytes));
try
{
fileWrapper.Save(optimizedBytes, scratchFile);
var arg = String.Format(@"-fix -o{1} ""{0}""", scratchFile, compressionLevel);
InvokeExecutable(arg, optiPngLocation);
optimizedBytes = fileWrapper.GetFileBytes(scratchFile);
}
finally
{
fileWrapper.DeleteFile(scratchFile);
}
}
return(optimizedBytes);
}
public string BuildSpriteUrl(Guid key, byte[] bytes)
{
return(string.Format("{0}{1}/{2}-{3}.png", configuration.ContentHost, configuration.SpriteVirtualPath, key.RemoveDashes(), Hasher.Hash(bytes).RemoveDashes()));
}
public string BuildResourceUrl(Guid key, byte[] bytes, Type type)
{
return(BuildResourceUrl(key, Hasher.Hash(bytes).RemoveDashes(), type));
}
public string BuildResourceUrl <T>(Guid key, byte[] bytes) where T : IResourceType
{
return(BuildResourceUrl <T>(key, Hasher.Hash(bytes).RemoveDashes()));
}
public string BuildSpriteUrl(Guid key, byte[] bytes)
{
var url = string.Format("{0}{1}/{2}-{3}.png", configuration.ContentHost, configuration.ResourceAbsolutePath, key.RemoveDashes(), Hasher.Hash(bytes).RemoveDashes());
return(Registry.UrlTransformer != null
? Registry.UrlTransformer(RRContainer.Current.GetInstance <HttpContextBase>(), null, url)
: url);
}
