r'>@url</span><span class='embexpr_end'>}</span><span class='tstring_content'> @viewport=</span><span class='embexpr_beg'>#{</span><span class='ivar'>@viewport</span><span class='period'>.</span><span class='id identifier rubyid_inspect'>inspect</span><span class='embexpr_end'>}</span><span class='tstring_content'> @format=</span><span class='embexpr_beg'>#{</span><span class='ivar'>@format</span><span class='embexpr_end'>}</span><span class='tstring_content'> @quality=</span><span class='embexpr_beg'>#{</s