Multiple information can be displayed on an image when opened in large view:

• Date
• Tags
• Filename
• Custom Label

To display the infos on image viewer, set viewer_infos to true. 

SharinPix Permissions can be used to activate the abilities corresponding to the above mentioned options.

public class ViewerInfos {
    private Map<String, Object> params;

    public ViewerInfos(ApexPages.StandardController stdCtrl) {
        String albumId = (Id)stdCtrl.getId();
        params = new Map<String, Object>{
            'path' => '/pagelayout/' + albumId,
            'abilities' => new Map<String, Object> {
                albumId => New Map<String, Object> {
                    'Access' => new Map<String, Object> {
                        'see' => true,
                        'image_list' => true,
                        'image_upload' => true
                    },
                    'Display' => new Map<String, Object> {
                      'date' => 'L'
                    }
                }
            },
            'viewer_infos' => true
        };
    }

    public String getParameters() {
        return JSON.serialize(params); 
    }
}

<apex:page docType="html-5.0" cache="false"
  showHeader="false"
  sidebar="false"
  standardStylesheets="false"
  standardController="Account"
  extensions="ViewerInfos"
  applyHtmlTag="false"
  applyBodyTag="false">
  <sharinpix:sharinpix parameters="{!parameters}" ></sharinpix:sharinpix>
</apex:page>