 binary_subimage_copy_8 - copies a binary subimage that is a multiple
                          of 8 bits wide.
 binary_subimage_copy_gt - special condition when copying a
                           binary subimage.
 binary_subimage_copy_lt - special condition when copying a
                           binary subimage.
 binary_subimage_copy_eq - special condition when copying a
                           binary subimage.
 binary_subimage_copy - copies a binary subimage to another image
                        at a specified location.
 binary_fill_partial - uses a logical operator to copy pixels from a
                       location in one binary scanline to a location in
                       another binary scanline.
 gb - gets a pixel from a binary scanline.

 sb - sets a pixel in a binary scanline.

 nandbinimage - logically NANDs two binary bitmaps together, returning
                the results in a new image.
 binary_subimage_or_8 - uses a logical OR operator to copy a binary
                        subimage that is a multiple of 8 bits wide.
 binary_subimage_or_gt - special condition when using a logical OR
                         operator to copy a binary subimage.
 binary_subimage_or_lt - special condition when using a logical OR
                         operator to copy a binary subimage.
 binary_subimage_or_eq - special condition when using a logical OR
                         operator to copy a binary subimage.
 binary_subimage_or - uses a logical OR operator to copy a binary
                      subimage to another image at a specified
                      location.
 bits2bytes - promotes a binary image to a grayscale image.

 bytes2bits - converts a grayscale image into a binary image.

 char2bin_exact - converts an binary character image to a binary
                  bitmap byte-aligning the resulting image width.
 pixelcnt - counts the number of black pixels in a binary character
            image.
 shift_row - takes a row of character pixels and shifts them left or
             right by a given number of pixel into an output row.
 left_pix - locates the first nonzero pixel left-to-right in a given
            row of character pixels and returns -1 if no pixel is found.
 char_top - locates the first row of pixels top-to-bottom in a character
            image that contains a nonzero pixel and returns -1 if no
            row is found.
 char_bottom - locates the first row of pixels bottom-to-top in a
               character image that contains a nonzero pixel and
               returns -1 if no row is found.
 find_corners - determines the box bounding the black pixels within
                a binary bitmap based on histograms and thresholds.
 findblob - finds a connected blob of true pixels from within a
            binary character image, returning the blob as a character
            image.
 findbinblob - finds a connected blob of true pixels from within a
               binary character image, returning the blob as a binary
               bitmap.
 f_fit_param3_image2 - returns a transformed binary image by applying
                       precomputed Least Squares parameters and quickly
                       pushing pixels and conditionally filling speckle
                       noise in the resulting image (fastest).
 grp4comp - CCITT Group 4 compresses an image.

 grp4decomp - CCITT Group 4 decompresses an image.

 compute_hist - computes a horizontal or vertical spatial histogram
                from a binary bitmap.
 compute_x_hist - computes a horizontal spatial histogram from a
                  binary bitmap.
 compute_y_hist - computes a vertical spatial histogram from a
                  binary bitmap.
 cut_image - returns the subimage from a binary bitmap that is
             byte aligned in origin and width.
 cut_exact_image - returns the exact subimage requested from a binary
                   bitmap.
 imagedup - takes an image of specified depth and duplicates its
            contents in a new image.
 PixPerByte - returns the pixel per byte factor given the depth of
              a pixel in an image.
 SizeFromDepth - computes the byte size of an image based on the
                 image's pixel width, pixel height, and pixel depth.
 allocate_image - allocates an image of specified width, height, and
                  depth.
 find_first_max_forward - returns the location and value of the first
                          maximum searching forward through a
                          specified section of a list of integers.
 find_first_min_forward - returns the location and value of the first
                          minimum searching forward through a
                          specified section of a list of integers.
 find_first_min_backward - returns the location and value of the first
                           minimum searching backward through a
                           specified section of a list of integers.
 erode_charimage - set true pixel to zero if any of 4 neighbors is zero
                   in a character image.
 dilate_charimage - set false pixel to one if any of 4 neighbors is one
                    in a character image.
 get_south8 - return value of char image pixel 1 below of current pixel
              if defined else return (char)0
 get_north8 - return value of char image pixel 1 above of current pixel
              if defined else return (char)0
 get_east8  - return value of char image pixel 1 right of current pixel
              if defined else return (char)0
 get_west8  - return value of char image pixel 1 left  of current pixel
              if defined else return (char)0
 black_pixel_count - returns the total number of pixels in a binary
                     image with value equal to one.
 ReadBinaryRaster - reads the contents of a binary IHead image file
                    into an IHead structure and image memory.
 find_first_thresh_forward - finds the position and value of the first
                             integer that exceeds a threshold searching
                             forward in a specified section of a list.
 find_first_thresh_backward - finds the position and value of the first
                              integer that exceeds a threshold searching
                              backward in a specified section of a list.
 transpose_binary_image - takes a binary image and transposes its
                          rows and columns of pixels.
 writeihdrfile - writes the contents of an IHead structure and an
                 image memory to the specified file.
 zoom - scales a binary bitmap up or down depending on the x & y factors
        passed.
 zoom_x - scales a binary bitmap up or down based on the x factor
          passed.
 zoom_y - scales a binary bitmap up or down based on the y factor
          passed.
 enlarge_x - expand a binary bitmap's columns by the x factor passed.

 enlarge_y - expand a binary bitmap's rows by the y factor passed.

 shrink_x - down sample a binary bitmap's columns by the x factor
            passed.
 shrink_y - down sample a binary bitmap's rows by the y factor passed.

 copy_cols - copies a single column of pixels to a range of column
             locations in a destination image.
 copy_col - copies a column of pixels to a column location in a
            destination image.
 copy_rows - copies a single row of pixels to a range of row locations
             in a destination image.
 copy_row - copies a row of pixels to a row location in a destination
            image.
