count_channels

count_channels ( MultiChannelImage : : : Channels )

Count channels of image.

The operator count_channels counts the number of channels of all input images.

Parameters

`MultiChannelImage` (input_object)	(multichannel-)image(-array) `->` object : byte / direction / cyclic / int1 / int2 / uint2 / int4 / real / complex / dvf
One- or multichannel image.

`Channels` (output_control)	integer(-array) `->` integer
Number of channels.

Example (Syntax: C)

read_image(&Color,"patras");
count_channels(Color,&num_channels);
for (i=1; i<=num_channels; i++)
{
  access_channel(Color,&Channel,i);
  disp_image(Channel,WindowHandle);
  clear_obj(Channel);
}

Parallelization Information

count_channels is reentrant and processed without parallelization.

Possible Successors

access_channel, append_channel, disp_image

See also

append_channel, access_channel

Module

Foundation