ns_gifsize(n) 4.99.19 naviserver "NaviServer Built-in Commands"

Name

ns_gifsize - Determine the width and height of a GIF87 or GIF89 image

Table Of Contents

• Table Of Contents
• Synopsis
• Description
• COMMANDS
• EXAMPLES
• See Also
• Keywords

Synopsis

Description

Returns a list of two elements, the width and height of the GIF file specified by filename. An error is generated if the file does not exist or if it is not a GIF file.

COMMANDS

ns_gifsize filename

EXAMPLES

   % ns_gifsize screenshot.gif
   1024 768

   % ns_gifsize test.html
   invalid GIF file: "test.html"

See Also

ns_imgmime, ns_imgsize, ns_imgtype, ns_jpegsize, ns_pngsize

Keywords

global built-in, images