RE: [Vxl-users] vil2_load image

[Ian S. <ian...@st...>]

Something like

#include <vil2_image_view.h>
#include <vil2_convert.h>
#include <vil2_load.h>

vil2_image_view<vxl_uint_16> img =
  vil2_convert_to_grey_using_average(
    vil2_load("filename"), vxl_uint_16() );

Ian.

> -----Original Message-----
> From: Amitha Perera [mailto:pe...@cs...]
> Sent: Friday, January 24, 2003 8:48 PM
> To: vxl...@li...
> Subject: [Vxl-users] vil2_load image
> 
> 
> Hi
> 
> What is the vil2 equivalent of the vil statements
> 
>    vil_memory_image_of<vxl_uint_16> img =
>       vil_memory_image_of<vxl_uint_16>(
>          vil_image_as(
>             vil_load("something"), (vxl_uint_16*)0 ) );
> 
> This command will load "something" and convert it to a 16-bit
> greyscale image. I can therefore expect this program to handle 8-bit
> images too. It'll even handle 16-RGB images by "grey-scalifying" it.
> 
>    vil2_image_view<vxl_uint_16> im = vil2_load( "something" );
> 
> doesn't work when "something" is an 8-bit image. The
> vil2_convert_casts require two image_view<T> objects, while vil2_load
> returns a image_resource.
> 
> (I've asked this before, but the mailing archives seem to be down, so
> I can't search 'em...)
> 
> Thanks,
> Amitha.
> 
> 
> 
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