X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=pctb%2Fconvert.h;h=11f534bb1c8824fd5b8de4f72adfc206554993af;hb=b958771fa67513ba09630953ec91b9d21b3f42f9;hp=ba13c433f3e4340d02b8b0c0522551587750481a;hpb=e78d72697e53d276737fae8519c921c70f0709f7;p=ypp-sc-tools.web-live.git

diff --git a/pctb/convert.h b/pctb/convert.h
index ba13c43..11f534b 100644
--- a/pctb/convert.h
+++ b/pctb/convert.h
@@ -42,34 +42,41 @@
 
 #define MAXIMGIDENT 100
 
+typedef uint32_t Rgb; /* red<<0 | green<<8 | blue<<16 */
+
 typedef struct RgbImage {
   int w, h;
-  unsigned char data[];
-  /* red   = data[ y*w*3 + x*3 + 0 ] = RI_PIXEL(ri,x,y)[0]
-   * green = data[ y*w*3 + x*3 + 1 ] = RI_PIXEL(ri,x,y)[1]
-   * blue  = data[ y*w*3 + x*3 + 2 ] = RI_PIXEL(ri,x,y)[2]
-   */
+  Rgb data[]; /* data[ y*w + x ] */
 } RgbImage;
 
-typedef unsigned long Rgb;
-
 void identify_rgbimage(const RgbImage *base, Rect portion,
 		       char result[MAXIMGIDENT], const char *what);
 RgbImage *alloc_rgb_image(int w, int h);
 void fwrite_ppmraw(FILE *f, const RgbImage *ri);
 
-#define RI_PIXEL(ri,x,y) ((ri)->data + ((y)*(ri)->w + (x)) * 3)
+#define RI_PIXEL32(ri,x,y) ((ri)->data + ((y)*(ri)->w + (x)))
 
 static inline Rgb ri_rgb(const RgbImage *ri, int x, int y) {
-  const unsigned char *rip= RI_PIXEL(ri,x,y);
-  return (rip[0] << 16) |
-         (rip[1] <<  8) |
-         (rip[2]      );
+  return *RI_PIXEL32(ri,x,y);
 }
 
 /*----- from structure.c -----*/
 
-void find_structure(CanonImage *im, int *max_relevant_y_r);
+typedef struct PageStruct PageStruct;
+
+void find_structure(const CanonImage *im,
+		    PageStruct **pagestruct_r, /* caller must free() */
+		    int *max_relevant_y_r,
+		    Point *commod_focus_point_r,
+		    Point *commod_page_point_r,
+		    Point *commod_focuslast_point_r);
+void store_current_page(CanonImage *ci /*pointer saved*/,
+			PageStruct *pagestruct, /*freed*/
+			RgbImage *rgb /*freed*/);
+void adjust_colours(CanonImage *ci, const RgbImage *rgb);
+
+void select_page(int page);
+
 Rect find_sunshine_widget(void);
 
 void canon_colour_prepare(void);
@@ -82,7 +89,8 @@ void analyse(FILE *tsv_output);
 /*----- from convert.c -----*/
 
 extern FILE *screenshot_file;
-extern void fetch_with_rsync(const char *stem);
+void fetch_with_rsync(const char *stem);
+void fetch_with_rsync_gz(const char *stem);
 
 void vwarning(const char *fmt, va_list) FMT(1,0);
 void warning(const char *fmt, ...)      FMT(1,2);
@@ -118,6 +126,22 @@ enum flags {
 };
 extern enum flags o_flags;
 
+enum mode {
+  mf_findwindow=      00001,
+  mf_screenshot=      00010,
+  mf_readscreenshot=  00020,
+  mf_analyse=         00100,
+  mfm_special=        07000,
+  
+  mode_findwindow=    00001,
+  mode_screenshot=    00011,
+  mode_analyse=       00120,
+  mode_showcharset=   01000,
+
+  mode_all=           00111,
+};
+extern enum mode o_mode;
+
 extern const char *o_ocean, *o_pirate;
 extern int o_quiet;
 
@@ -130,7 +154,9 @@ void take_screenshots(void);
 void take_one_screenshot(void);
 
 #define MAX_PAGES 1000
-extern CanonImage *page_images[MAX_PAGES];
+
+extern const CanonImage *page_images[MAX_PAGES];
+extern const RgbImage *page0_rgbimage;
 extern int npages;
 
 extern const char *ocean, *pirate;