>  Docs Center  >  Libraries  >  Salvaggio  >  READPPM

READPPM

READPPM

Name


    READPPM

Purpose


    This function serves to read a Netpbm format portable pixmap
    format (PPM) image.

Category


    Image Processing.

Calling Sequence


    Result = READPPM( filename )

Inputs


Filename


      The PPM image filename to be read.

Keyword Parameters


    SWAP
      This keyword will cause the function to change endian
      on the image data read from the file. This will only
      effect 16-bit per pixel (UINT) images.

Return Value


    An array containing the image data. This array will be of the
    correct data type for the provided image (BYTE or UINT) and will
    appear in BIP interleave order (bands, samples, lines). If the
    filename specified does not contain a valid PPM format image, the
    function will report this to the console and terminate execution.
   

Side Effects


    None

Modification History


    Written by: Carl Salvaggio
    November, 2009 Original code
   

Disclaimer


    This source code is provided "as is" and without warranties as to performance
    or merchantability. The author and/or distributors of this source code may
    have made statements about this source code. Any such statements do not
    constitute warranties and shall not be relied on by the user in deciding
    whether to use this source code.
    This source code is provided without any express or implied warranties
    whatsoever. Because of the diversity of conditions and hardware under which
    this source code may be used, no warranty of fitness for a particular purpose
    is offered. The user is advised to test the source code thoroughly before
    relying on it. The user must assume the entire risk of using the source code.



© 2019 Harris Geospatial Solutions, Inc. |  Legal
My Account    |    Store    |    Contact Us