Example #1
0
static int
gbandjoin_vec( im_object *argv )
{
	im_imagevec_object *iv = (im_imagevec_object *) argv[0];

	return( im_gbandjoin( iv->vec, argv[1], iv->n ) );
}
Example #2
0
int
im_addgnoise( IMAGE *in, IMAGE *out, double sigma ){
#define FUNCTION_NAME "im_addgnoise"

  if( im_piocheck( in, out ))
    return -1;
  {
    int i;
    IMAGE **temps= IM_ARRAY( out, in-> Bands, IMAGE* );
    IMAGE *joined_temps= im_open_local( out, FUNCTION_NAME ": joined_temps", "p" );

    if( ! temps || ! joined_temps || im_open_local_array( out, temps, in-> Bands, FUNCTION_NAME ": temps", "p" ))
      return -1;

    for( i= 0; i < in-> Bands; ++i )
      if( im_gaussnoise( temps[i], in-> Xsize, in-> Ysize, 0.0, sigma ))
        return -1;

    return im_gbandjoin( temps, joined_temps, in-> Bands ) || im_add( in, joined_temps, out );
  }
#undef FUNCTION_NAME
}