X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=pctb%2Focr.h;h=5b5f697dbd88603a37dd8f518f91308c39192dfb;hb=451e1b1ed16a7a53395c030598a83031e266f973;hp=60234a8e91e6028ea8f028a912f0a53d8eafbc7d;hpb=0826bbc65e59d47c270f05af419f24fdfc3c349c;p=ypp-sc-tools.main.git

diff --git a/pctb/ocr.h b/pctb/ocr.h
index 60234a8..5b5f697 100644
--- a/pctb/ocr.h
+++ b/pctb/ocr.h
@@ -7,10 +7,6 @@
 #define OCR_H
 
 
-// #define DEBUG_RECTANGLES
-// #define DEBUG_OCR
-
-
 #define _GNU_SOURCE
 
 #include <string.h>
@@ -58,6 +54,28 @@ OcrResultGlyph *ocr(OcrReader *rd, OcrCellType, int w, Pixcol cols[]);
 
 /*----- debugging arrangements, rather contingent -----*/
 
+#define DEBUG_FLAG_LIST				\
+   DF(findypp)					\
+   DF(pages)					\
+   DF(rect)					\
+   DF(ocr)					\
+   DF(callout)
+
+enum {
+#define DF(f) dbg__shift_##f,
+  DEBUG_FLAG_LIST
+#undef DF
+};
+enum {
+#define DF(f) dbg_##f = 1 << dbg__shift_##f,
+  DEBUG_FLAG_LIST
+#undef DF
+};
+
+unsigned debug_flags;
+
+#define DEBUGP(f) (!!(debug_flags & dbg_##f))
+
 void debug_flush(void);
 
 #define eassert assert
@@ -65,4 +83,15 @@ void debug_flush(void);
 
 const char *get_vardir(void);
 
+#define DEBUG_DEFINE_SOME_DEBUGF(fl,funcf)				\
+  static void v##funcf(const char *fmt, va_list al) {			\
+    if (DEBUGP(fl))							\
+      vfprintf(debug,fmt,al);						\
+  }									\
+  static void funcf(const char *fmt, ...) {				\
+    va_list al;  va_start(al,fmt);  v##funcf(fmt,al);  va_end(al);	\
+  }
+
+#define DEBUG_DEFINE_DEBUGF(fl) DEBUG_DEFINE_SOME_DEBUGF(fl,debugf)
+
 #endif /*OCR_H*/