#include "convert.h"
-#define dbassert(x) \
- ((x) ? (void)0 : \
- fatal("Error in pixmap database.\n" \
- " Requirement not met: %s:%d: %s", __FILE__,__LINE__, #x))
+static int identify1(const RgbImage *base, Rect portion,
+ char result[MAXIMGIDENT], const char *what,
+ const char *which) {
+ char *dbfile_name= masprintf("_%s-pixmap.txt",which);
+ if (!dbfile_open(dbfile_name))
+ goto not_found;
-static int identify(const RgbImage *base, Rect portion,
- char result[MAXIMGIDENT]) {
- FILE *f;
- sysassert( f= fopen("pixmaps.txt","r") );
- struct pam inpam;
-
-#define FGETSLINE (fgetsline(f,result,MAXIMGIDENT))
+#define FGETSLINE (dbfile_getsline(result,MAXIMGIDENT,__FILE__,__LINE__))
FGETSLINE;
-fprintf(stderr,">%s<\n",result);
dbassert(!strcmp(result,"# ypp-sc-tools pctb pixmaps v1"));
void *row= 0;
for (;;) {
FGETSLINE;
- if (!result || result[0]=='#') continue;
+ if (!result[0] || result[0]=='#') continue;
if (!strcmp(result,".")) break;
- pnm_readpaminit(f, &inpam, sizeof(inpam));
- dbassert(inpam.maxval == 255);
- dbassert(inpam.bytes_per_sample == 1);
- dbassert(inpam.format == PPM_FORMAT);
+ char magic[10];
+ dbfile_getsline(magic,sizeof(magic),__FILE__,__LINE__);
- if (rowa < inpam.width) {
- rowa= inpam.width;
+ dbassert(!strcmp(magic,"P3"));
+ int w,h,maxval;
+ dbassert( dbfile_scanf("%d %d %d",&w,&h,&maxval) == 3);
+ dbassert(w>0); dbassert(h>0); dbassert(maxval==255);
+
+ if (rowa < w) {
+ rowa= w;
row= mrealloc(row, rowa*3);
}
- int diff=
- inpam.width != RECT_W(portion) ||
- inpam.height != RECT_H(portion);
-
- int y;
- for (y=0; y<inpam.height; y++) {
- int r= fread(row,1, 3*inpam.width, f);
- sysassert(!ferror(f));
- dbassert(!feof(f));
- assert(r == 3*inpam.width);
- if (diff) continue;
-
- diff= memcmp(RI_PIXEL(base, portion.tl.x, portion.tl.y + y),
- row, 3*inpam.width);
+ int diff= w != RECT_W(portion) || h != RECT_H(portion);
+
+ int x,y,i;
+ for (y=0; y<h; y++) {
+ for (x=0; x<w; x++) {
+ for (i=0; i<3; i++) {
+ int c;
+ dbassert( dbfile_scanf("%d",&c) == 1);
+ dbassert(c>=0 && c<=255);
+ int px= portion.tl.x + x, py= portion.tl.y + y;
+ diff |= px > portion.br.x || py > portion.br.y ||
+ (c != RI_PIXEL(base,px,py)[i]);
+ }
+ }
+ }
+ if (!diff) {
+ progress_log("Identified %s image: %s.",what,result);
+ goto found;
}
- if (!diff)
- return 1;
}
- return 0;
+ not_found:
+ result[0]= 0;
+
+ found:
+ dbfile_close();
+ free(dbfile_name);
+ return !!result[0];
}
-
-void identify_rgbimage(const RgbImage *base, Rect portion,
- char result[MAXIMGIDENT]) {
- int ok= identify(base, portion, result);
- if (ok) return;
- if (DEBUGP(pixmap)) {
- int x,y,i;
- fprintf(stderr,"P3\n%d %d\n255\n", RECT_W(portion), RECT_H(portion));
- for (y=portion.tl.y; y<=portion.br.y; y++) {
- for (x=portion.tl.x; x<=portion.br.x; x++) {
- putc(' ',stderr);
- for (i=0; i<3; i++)
- fprintf(stderr," %3d", RI_PIXEL(base,x,y)[i]);
- }
- putc('\n',stderr);
+static int identify(const RgbImage *base, Rect portion,
+ char result[MAXIMGIDENT], const char *what) {
+ return identify1(base,portion,result,what, "master") ||
+ identify1(base,portion,result,what, "local");
+}
+
+void fwrite_ppmraw(FILE *f, const RgbImage *ri) {
+ fprintf(f,
+ "P6\n"
+ "%d %d\n"
+ "255\n", ri->w, ri->h);
+ int count= ri->w * ri->h * 3;
+ sysassert( fwrite(ri->data, 1, count, f) == count );
+ sysassert(!ferror(f));
+ sysassert(!fflush(f));
+}
+
+static void fwrite_ppm(FILE *f, const RgbImage *base, Rect portion) {
+ int x,y,i;
+ fprintf(f,"P3\n%d %d\n255\n", RECT_W(portion), RECT_H(portion));
+ for (y=portion.tl.y; y<=portion.br.y; y++) {
+ for (x=portion.tl.x; x<=portion.br.x; x++) {
+ putc(' ',f);
+ for (i=0; i<3; i++)
+ fprintf(f," %3d", RI_PIXEL(base,x,y)[i]);
}
+ putc('\n',f);
+ }
+ sysassert(!ferror(f));
+ sysassert(!fflush(f));
+}
+
+void identify_rgbimage(const RgbImage *base, Rect portion,
+ char result[MAXIMGIDENT], const char *what) {
+ static int synced;
+
+ if (!synced) {
+ if (o_flags & ff_dict_fetch)
+ fetch_with_rsync("pixmap");
+ synced++;
+ }
+
+ for (;;) {
+ int ok= identify(base, portion, result, what);
+ if (ok) return;
+
+ if (DEBUGP(pixmap))
+ fwrite_ppm(stderr,base,portion);
+
+ FILE *resolver= resolve_start();
+ if (!resolver)
+ fatal("Image recognition failed - unrecognised island.\n"
+ "See FIXME.FIXME\n");
+
+ fprintf(resolver, "pixmap\n" "%s\n", what);
+ fwrite_ppm(resolver, base, portion);
+ putc('\n',resolver);
+
+ resolve_finish();
}
- fatal("Unrecognised pixmap.");
}
RgbImage *alloc_rgb_image(int w, int h) {