+/*
+ * ocr.c forms a mostly-self-contained bit
+ * so we put its declarations in this separate file
+ */
+
#ifndef OCR_H
#define OCR_H
+
#define _GNU_SOURCE
-#include <pam.h>
-#include <stdint.h>
-#include <inttypes.h>
-#include <assert.h>
#include <string.h>
-#include <stdlib.h>
#include <stdio.h>
+#include <errno.h>
+#include <assert.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
#include <stdarg.h>
-#include <time.h>
+#include <inttypes.h>
#include <sys/types.h>
#include <sys/wait.h>
-#include <sys/time.h>
typedef struct {
char d[];
} CanonImage;
-
typedef uint32_t Pixcol;
#define PSPIXCOL(priscan) priscan##32
unsigned ctxmap; /* match context index */
} OcrResultGlyph;
+
typedef const struct OcrCellTypeInfo *OcrCellType;
extern const struct OcrCellTypeInfo ocr_celltype_text;
extern const struct OcrCellTypeInfo ocr_celltype_number;
+
typedef struct OcrReader OcrReader;
OcrReader *ocr_init(int h);
* array is valid until next call to ocr()
*/
-void debug_flush(void);
-#define eassert assert
-#define debug stdout
+/*----- debugging arrangements, rather contingent -----*/
-const char *get_vardir(void);
+#define DEBUG_FLAG_LIST \
+ DF(ocr) \
+ DF(rect) \
+ DF(callout)
-CanonImage *file_read_image(FILE *f);
-int main_test(void);
+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
+};
-#define MAX_PAGES 100
-extern CanonImage *page_images[MAX_PAGES];
-extern int npages;
+unsigned debug_flags;
+#define DEBUGP(f) (!!(debug_flags & dbg_##f))
-#define DEBUG_RECTANGLES
-// #define DEBUG_OCR
+void debug_flush(void);
+
+#define eassert assert
+#define debug stderr
+
+const char *get_vardir(void);
#endif /*OCR_H*/