Exif
Applicable to JPEG, PNG, TIFF, and WebP images, returns an EXIF object containing image metadata.
Syntax
RESOURCE.Exif
Returns
exif.ExifInfo
Use this method with global resources, page resources, or remote resources.
Applicable to JPEG, PNG, TIFF, and WebP images, the Exif method on an image Resource object returns an EXIF object containing image metadata.
Methods
Date
(time.Time) Returns the image creation date/time. Format with the time.Format function.
Lat
(float64) Returns the GPS latitude in degrees.
Long
(float64) Returns the GPS longitude in degrees.
Tags
(exif.Tags) Returns a collection of the available EXIF tags for this image. You may include or exclude specific tags from this collection. See configure imaging.
Examples
To list the creation date, location, and EXIF tags:
{{ with resources.Get "images/a.jpg" }}
{{ with .Exif }}
<p>Date: {{ .Date }}</p>
<p>Lat/Long: {{ .Lat }}/{{ .Long }}</p>
{{ with .Tags }}
<p>Tags</p>
<table>
<thead>
<tr><th>Tag</th><th>Value</th></tr>
</thead>
<tbody>
{{ range $k, $v := . }}
<tr><td>{{ $k }}</td><td>{{ $v }}</td></tr>
{{ end }}
</tbody>
</table>
{{ end }}
{{ end }}
{{ end }}To list specific values:
{{ with resources.Get "images/a.jpg" }}
{{ with .Exif }}
<ul>
{{ with .Date }}<li>Date: {{ .Format "January 02, 2006" }}</li>{{ end }}
{{ with .Tags.ApertureValue }}<li>Aperture: {{ lang.FormatNumber 2 . }}</li>{{ end }}
{{ with .Tags.BrightnessValue }}<li>Brightness: {{ lang.FormatNumber 2 . }}</li>{{ end }}
{{ with .Tags.ExposureTime }}<li>Exposure Time: {{ . }}</li>{{ end }}
{{ with .Tags.FNumber }}<li>F Number: {{ . }}</li>{{ end }}
{{ with .Tags.FocalLength }}<li>Focal Length: {{ . }}</li>{{ end }}
{{ with .Tags.ISOSpeedRatings }}<li>ISO Speed Ratings: {{ . }}</li>{{ end }}
{{ with .Tags.LensModel }}<li>Lens Model: {{ . }}</li>{{ end }}
</ul>
{{ end }}
{{ end }}