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Text File  |  1989-11-21  |  1KB  |  38 lines
  1. /*----------------------------------------------------------------------*/
  2. /* Copyright (c) 1987                            */
  3. /* by CompuServe Inc., Columbus, Ohio.  All Rights Reserved        */
  4. /* GIFREADE.H can be copied and distributed freely for any        */
  5. /* non-commercial purposes. GIFREADE.H can only be incorporated        */
  6. /* into commercial software with the permission of CompuServe Inc.    */
  7. /*----------------------------------------------------------------------*/
  8.  
  9. /* Header file GIFREADE.H */
  10.  
  11. short ReadScreenDesc(
  12.              short        (*ReadByte)(void),
  13.              short        *Width,
  14.              short        *Height,
  15.              short        *ColorRez,
  16.              short        *FillColor,
  17.              short        *NumColors,
  18.              struct ColorEntry    ColorMap[],
  19.              short        ColorMapSize
  20.             );
  21. /*
  22.  * Read the signature, the screen description, and the optional default
  23.  * color map.
  24.  */
  25.  
  26. short ReadImageDesc(short        (*ReadByte)(void),
  27.             short        *LeftEdge,
  28.             short        *TopEdge,
  29.             short        *Width,
  30.             short        *Height,
  31.             short        *Interlaced,
  32.             short        *NumColors,
  33.             struct ColorEntry    ColorMap[],
  34.                 short        ColorMapSize );
  35. /*
  36.  * Read the image description and the optional color map.
  37.  */
  38.