{{ $filename := (.Get 0) }}
{{ $title := (.Get 1) }}
{{ $image := .Page.Resources.GetMatch $filename}}
{{ with $image.Resize "800x q95 Gaussian" }}
<figure>
  <a href="{{ $image.RelPermalink }}" title="{{ $title }} (Click to enlarge)"><img src="{{ .RelPermalink }}" width="{{ .Width }}" height="{{ .Height }}" alt="{{ $title }}"></a>
  <figcaption>{{ $title }} (Click to enlarge)</figcaption>
</figure>
{{ end }}