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>ImageCreateFromGif</A
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>ImageCreateFromGif -- create a new image from file or URL</DIV
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><H2
>Description</H2
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><CODE
CLASS="FUNCDEF"
>int imagecreatefromgif</CODE
>(string filename);<P
></P
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><P
> <B
CLASS="function"
>imagecreatefromgif()</B
> returns an image identifier
representing the image obtained from the given filename.</P
><P
>
<B
CLASS="function"
>imagecreatefromgif()</B
> returns an empty string
on failure. It also outputs an error message, which unfortunately
displays as a broken link in a browser. To ease debugging the
following example will produce an error GIF:
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>Example 1. Example to handle an error during creation (courtesy vic@zymsys.com )</B
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> 1
2 function LoadGif($imgname)
3 {
4 $im = @imagecreatefromgif($imgname); /* Attempt to open */
5 if ($im == "") { /* See if it failed */
6 $im = ImageCreate(150,30); /* Create a blank image */
7 $bgc = ImageColorAllocate($im,255,255,255);
8 $tc = ImageColorAllocate($im,0,0,0);
9 ImageFilledRectangle($im,0,0,150,30,$bgc);
10 ImageString($im,1,5,5,"Error loading $imgname",$tc); /* Output an errmsg */
11 }
12 return $im;
13 }
14 </PRE
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<DIV
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><B
>Note: </B
>
Since all GIF support was removed from the GD library in version 1.6,
this function is not available if you are using that version of the
GD library.</P
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