[devel] Added new types and internal functions for CIE RGB end point handling
to pngpriv.h (functions yet to be implemented).
diff --git a/ANNOUNCE b/ANNOUNCE
index 9a3192e..9d31499 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -59,6 +59,8 @@
deliberately). The spurious "_EXPORTS" has been removed from the
libpng build (all these errors were a result of copy/paste between project
configurations.)
+ Added new types and internal functions for CIE RGB end point handling to
+ pngpriv.h (functions yet to be implemented).
Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
diff --git a/CHANGES b/CHANGES
index a463383..1eee34c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3543,6 +3543,8 @@
deliberately). The spurious "_EXPORTS" has been removed from the
libpng build (all these errors were a result of copy/paste between project
configurations.)
+ Added new types and internal functions for CIE RGB end point handling to
+ pngpriv.h (functions yet to be implemented).
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
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diff --git a/pngpriv.h b/pngpriv.h
index f38d603..fdda3b0 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1150,6 +1150,29 @@
#endif
#ifdef PNG_cHRM_SUPPORTED
+/* Added at libpng version 1.5.5 */
+typedef struct png_xy
+{
+ png_fixed_point redx, redy;
+ png_fixed_point greenx, greeny;
+ png_fixed_point bluex, bluey;
+ png_fixed_point whitex, whitey;
+} png_xy;
+
+typedef struct png_XYZ
+{
+ png_fixed_point redX, redY, redZ;
+ png_fixed_point greenX, greenY, greenZ;
+ png_fixed_point blueX, blueY, blueZ;
+} png_XYZ;
+
+/* The conversion APIs return 0 on success, non-zero on a parameter error. */
+PNG_EXTERN int png_xy_from_XYZ PNGARG((png_xy *xy, png_XYZ XYZ));
+PNG_EXTERN int png_XYZ_from_xy PNGARG((png_XYZ *XYZ, png_xy xy));
+PNG_EXTERN int png_XYZ_from_xy_checked PNGARG((png_structp png_ptr,
+ png_XYZ *XYZ, png_xy xy));
+#endif
+
/* Added at libpng version 1.4.0 */
PNG_EXTERN void png_check_IHDR PNGARG((png_structp png_ptr,
png_uint_32 width, png_uint_32 height, int bit_depth,
