ddjvu_thumbnail_render (djvu_document->d_document, page,
&thumb_width, &thumb_height,
djvu_document->d_format,
gdk_pixbuf_get_rowstride (pixbuf),
ddjvu_thumbnail_render (djvu_document->d_document, page,
&thumb_width, &thumb_height,
djvu_document->d_format,
gdk_pixbuf_get_rowstride (pixbuf),