/// <summary>
/// encoded cache multiplex -> encoded cache -> (disk cache) ->
/// (webp transcode).
/// </summary>
/// <param name="inputProducer">
/// Producer providing the input to the transcode.
/// </param>
/// <returns>
/// Encoded cache multiplex to webp transcode sequence.
/// </returns>
private IProducer <EncodedImage> NewEncodedCacheMultiplexToTranscodeSequence(
IProducer <EncodedImage> inputProducer)
{
// TODO: check webp transcode support
//inputProducer = _producerFactory.NewWebpTranscodeProducer(inputProducer);
inputProducer = _producerFactory.NewDiskCacheProducer(inputProducer);
EncodedMemoryCacheProducer encodedMemoryCacheProducer =
_producerFactory.NewEncodedMemoryCacheProducer(inputProducer);
return(_producerFactory.NewEncodedCacheKeyMultiplexProducer(encodedMemoryCacheProducer));
}