Routine used from ZSoft's pcx documentation

Assumes that Dest has nothing in it.

Internal function to get the header and check it.

Flips an image over its x axis

Returns the type matching a bpc

Checks if the ILHANDLE contains a valid .bmp file at the current position.

Checks if the ILHANDLE contains a valid .dds file at the current position.

Checks if the ILHANDLE contains a valid EXR file at the current position.

Checks if the ILHANDLE contains a valid Gif file at the current position.

Checks if the ILHANDLE contains a valid .hdr file at the current position.

Checks if the ILHANDLE contains a valid .icns file at the current position.

Checks if the ILHANDLE contains a valid IWI file at the current position.

Checks if the ILHANDLE contains a valid .jp2 file at the current position.

Checks if the ILHANDLE contains a valid .jpg file at the current position.

Checks if the ILHANDLE contains a valid Lif file at the current position.

Checks if the ILHANDLE contains a valid MDL file at the current position.

Checks if the ILHANDLE contains a valid MP3 file at the current position.

Checks if the ILHANDLE contains a valid .pcx file at the current position.

Checks if the ILHANDLE contains a valid .pic file at the current position.

Checks if the ILHANDLE contains a valid .pnm file at the current position.

Checks if the ILHANDLE contains a valid Psd file at the current position.

Checks if the ILHANDLE contains a valid Psp file at the current position.

! Checks if the ILHANDLE contains a valid .sgi file at the current position.*/

Checks if the ILHANDLE contains a valid Sun file at the current position.

Checks if the ILHANDLE contains a valid Targa file at the current position.

Checks if the ILHANDLE contains a valid tiff file at the current position.

Checks if the ILHANDLE contains a valid TPL file at the current position.

Checks if the ILHANDLE contains a valid VTF file at the current position.

Checks if the ILHANDLE contains a valid XPM file at the current position.

Reads an already-opened .dds file

Reads an icon file.

Reads an already-opened file

! Reads a SGI file */

Reads an already-opened Targa file

Like ilTexImage but doesn't destroy the palette.

Compresses an entire image using run-length encoding

Generates a C-style header file for the current image.

Writes a Jpeg file

============================================================// Blt() ============================================================//

============================================================// BltFast() ============================================================//

Cleans up any loose ends.

Is the file actually a directory?

============================================================// Lock() ============================================================//

Store lower-y coordinate and inverse slope for each edge. Adjust and store upper-y coordinate for edges that are the lower member of a monotonically

============================================================// Move() ============================================================//

simple write routine that does not use run length encoding */ These routines can be made faster by allocating a larger buffer and fread-ing and iwr