addons/Image/source/TIFFImage.h

   1 /*  copyright: Steve Dekorte, 2002
   2  *  All rights reserved. See _BSDLicense.txt.
   3  *
   4  *  This is an object wrapper for libtiff.
   5  *
   6  *  It's possible to use an external UArray for loading by calling
   7  *  TIFFImage_setExternalUArray_(), but be carefull not to use the
   8  *  TIFFImage instance after freeing it's external byte array.
   9  */
  10
  11 #ifndef TIFFIMAGE_DEFINED
  12 #define TIFFIMAGE_DEFINED 1
  13
  14 #include "IoImageApi.h"
  15 #include <UArray.h>
  16
  17 typedef struct
  18 {
  19   char *path;
  20   int width;
  21   int height;
  22   int components;
  23   UArray *byteArray;
  24   unsigned char ownsBuffer;
  25   char *error;
  26 } TIFFImage;
  27
  28 IOIMAGE_API TIFFImage *TIFFImage_new(void);
  29 IOIMAGE_API TIFFImage *TIFFImage_newWithPath_(char *fname);
  30 IOIMAGE_API void TIFFImage_free(TIFFImage *self);
  31
  32 IOIMAGE_API void TIFFImage_path_(TIFFImage *self, const char *path);
  33 IOIMAGE_API char *TIFFImage_path(TIFFImage *self);
  34
  35 IOIMAGE_API void TIFFImage_error_(TIFFImage *self, const char *path);
  36 IOIMAGE_API char *TIFFImage_error(TIFFImage *self);
  37
  38 IOIMAGE_API void TIFFImage_load(TIFFImage *self);
  39 IOIMAGE_API void TIFFImage_save(TIFFImage *self);
  40
  41 IOIMAGE_API int TIFFImage_width(TIFFImage *self);
  42 IOIMAGE_API int TIFFImage_height(TIFFImage *self);
  43
  44 IOIMAGE_API void TIFFImage_width_(TIFFImage *self, int w);
  45 IOIMAGE_API void TIFFImage_height_(TIFFImage *self, int h);
  46 IOIMAGE_API void TIFFImage_components_(TIFFImage *self, int c);
  47
  48 IOIMAGE_API unsigned char TIFFImage_isRGB8(TIFFImage *self);
  49 IOIMAGE_API unsigned char TIFFImage_isRGBA8(TIFFImage *self);
  50 IOIMAGE_API unsigned char TIFFImage_isL8(TIFFImage *self);
  51 IOIMAGE_API unsigned char TIFFImage_isLA8(TIFFImage *self);
  52 IOIMAGE_API int TIFFImage_components(TIFFImage *self);
  53
  54 IOIMAGE_API UArray *TIFFImage_byteArray(TIFFImage *self);
  55
  56 /* Whomever calls TIFFImage_setExternalUArray_ is responsible
  57  * for freeing "ba" and for making sure that this
  58  * TIFFImage is not still using it after it is freed.
  59  */
  60 IOIMAGE_API void TIFFImage_setExternalUArray_(TIFFImage *self, UArray *ba);
  61
  62 #endif