#define OTHERCOORD_x y
#define OTHERCOORD_y x
-const CanonColourInfo canoncolourinfos[]= {
+typedef struct {
+ Rgb rgb; /* on screen */
+ char c; /* canonical */
+} CanonColourInfo;
+
+const CanonColourInfo canoncolourinfo_table[]= {
{ 0x475A5E, '*' }, /* edge */
{ 0x2C5F7A, '*' }, /* edge just under box heading shadow */
{ 0xC5C7AE, '*' }, /* blank area of partial commodities list */
{ 0,0 }
};
+CanonColourInfoReds canoncolourinfo_tree;
+
+void canon_colour_prepare(void) {
+ const CanonColourInfo *cci;
+ for (cci=canoncolourinfo_table; cci->c; cci++) {
+ unsigned char r= cci->rgb >> 16;
+ unsigned char g= cci->rgb >> 8;
+ unsigned char b= cci->rgb;
+
+ CanonColourInfoGreens *greens= canoncolourinfo_tree.red2[r];
+ if (!greens) {
+ greens= canoncolourinfo_tree.red2[r]= mmalloc(sizeof(*greens));
+ FILLZERO(*greens);
+ }
+
+ CanonColourInfoBlues *blues= greens->green2[g];
+ if (!blues) {
+ blues= greens->green2[g]= mmalloc(sizeof(*blues));
+ memset(blues, '?', sizeof(blues));
+ }
+
+ blues->blue2[b]= cci->c;
+ }
+}
+
static void mustfail1(const char *file, int line, const char *what) {
fprintf(stderr,
#define MRGB(v) fprintf(stderr," %s=%06lx", #v,(v))
#define MC(v) fprintf(stderr," %s='%c'", #v,(v))
#define MS(v) fprintf(stderr," %s=\"%s\"", #v,(v))
-#define MF(v) fprintf(stderr," %s=\"%f\"", #v,(v))
+#define MF(v) fprintf(stderr," %s=%f", #v,(v))
#define MSB(v) fprintf(stderr," %s", (v))
#define MR(v) fprintf(stderr," %s=%d,%d..%d,%d",\
#v,(v).tl.x,(v).tl.y,(v).br.x,(v).br.y)
fatal("PNM screenshot(s) file must be 8bpp 1 byte-per-sample RGB raw");
CANONICALISE_IMAGE(im, inpam.width, inpam.height, {
- int r= fread(&rgb_buf,1,3,f);
+ int rr= fread(&rgb_buf,1,3,f);
sysassert(!ferror(f));
- if (r!=3) fatal("PNM screenshot(s) file ends unexpectedly");
-
- rgb=
- ((unsigned long)rgb_buf[0]<<16) |
- ((unsigned long)rgb_buf[1]<<8) |
- (rgb_buf[2]);
+ if (rr!=3) fatal("PNM screenshot(s) file ends unexpectedly");
+ r= rgb_buf[0];
+ g= rgb_buf[1];
+ b= rgb_buf[2];
});
sysassert(!ferror(screenshot_file));
progress_log("read %d screenshots.",npages);
}
+static double find_aa_density(const RgbImage *ri, Point p, long background,
+ long foreground, int fg_extra) {
+ Rgb here= ri_rgb(ri, p.x, p.y);
+
+ double alpha[3], alpha_mean=0;
+ int i;
+ for (i=0; i<3; i++) {
+ unsigned char here_chan= here >> (i*8);
+ unsigned char bg_chan= background >> (i*8);
+ unsigned char fg_chan= foreground >> (i*8);
+ double alpha_chan=
+ ((double)here_chan - (double)bg_chan) /
+ ((fg_chan + fg_extra) - (double)bg_chan);
+ alpha[i]= alpha_chan;
+ alpha_mean += alpha_chan * (1/3.0);
+ }
+
+ double thresh= 1.5/AAMAXVAL;
+ double alpha_min= alpha_mean - thresh;
+ double alpha_max= alpha_mean + thresh;
+ for (i=0; i<3; i++)
+ MUST( alpha_min <= alpha[i] && alpha[i] <= alpha_max,
+ MP(p);
+ MRGB(here);MRGB(background);MRGB(foreground);MI(fg_extra);
+ MF(alpha_min); MI(i);MF(alpha[i]);MF(alpha_max) );
+
+ if ( -1e-5 < alpha_mean && alpha_mean <= 0.0 ) alpha_mean= 0.0;
+ if (1.0 <= alpha_mean && alpha_mean <= 1.0+1e-5) alpha_mean= 1.0;
+
+ MUST( 0 <= alpha_mean &&
+ (fg_extra ? (alpha_mean < 0.999) : (alpha_mean <= 1.0)),
+ MP(p);
+ MRGB(here);MRGB(background);MRGB(foreground);MI(fg_extra);
+ MF(alpha_mean); MF(alpha[0]);MF(alpha[1]);MF(alpha[2]); );
+
+ return alpha_mean;
+}
+
static void find_commodity(int offset, Rect *rr) {
/* rr->tl.x==-1 if offset out of range */
rr->tl.y= commbasey - offset*comminty;
int monochrome= 1;
FOR_P_RECT(p,*cell) {
- Rgb here= ri_rgb(ri, p.x, p.y);
- double alpha[3], alpha_mean=0;
- int i;
- for (i=0; i<3; i++) {
- unsigned char here_chan= here >> (i*8);
- unsigned char bg_chan= background >> (i*8);
- unsigned char fg_chan= foreground >> (i*8);
- double alpha_chan=
- ((double)here_chan - (double)bg_chan) /
- ((fg_chan + fg_extra) - (double)bg_chan);
- alpha[i]= alpha_chan;
- alpha_mean += alpha_chan * (1/3.0);
- }
+ double alpha= find_aa_density(ri,p,background,foreground,fg_extra);
- double thresh= 1.5/AAMAXVAL;
- double alpha_min= alpha_mean - thresh;
- double alpha_max= alpha_mean + thresh;
- for (i=0; i<3; i++)
- MUST( alpha_min <= alpha[i] && alpha[i] <= alpha_max,
- MI(i);MRGB(here);MRGB(background);MRGB(foreground);
- MF(alpha_min);MF(alpha[i]);MF(alpha_max) );
-
- MUST( 0 <= alpha_mean && alpha_mean < 0.999,
- MRGB(here);MRGB(background);MRGB(foreground);
- MF(alpha_mean); MF(alpha[0]);MF(alpha[1]);MF(alpha[2]); );
- int here_int= floor((AAMAXVAL+1)*alpha_mean);
+ int here_int= floor((AAMAXVAL+1)*alpha);
assert(here_int <= AAMAXVAL);
if (!(here_int==0 || here_int==AAMAXVAL)) monochrome=0;
cim->d[p.y * cim->w + p.x]= '0' + here_int;
WALK_UNTIL_MUST(islandnamer.br,x, +1, cim->w, 'o');
debug_rect("islandnamer",__LINE__, islandnamer);
- require_rectangle_r(islandnamer, "O*", __LINE__);
+#define RW (RECT_W(islandnamer))
+#define RH (RECT_H(islandnamer))
- int rw= RECT_W(islandnamer);
- ADJUST_BOX(islandnamer,"O",>=,rw-4, cim->h, MUST,br,y,+1);
+ ADJUST_BOX(islandnamer,"O",>=,RW-4, cim->h, MUST,br,y,+1);
debug_rect("islandnamer",__LINE__, islandnamer);
islandnamer.br.y += 2;
- ADJUST_BOX(islandnamer,"O",>=,1, cim->h, MUST,br,y,+1);
+
+ ADJUST_BOX(islandnamer,"*",<,RW, cim->h, MUST,br,y,+1);
debug_rect("islandnamer",__LINE__, islandnamer);
islandnamer.tl.y= islandnamer.br.y-1;
islandnamer.br.y= islandnamer.br.y+1;
- int rh= RECT_H(islandnamer);
- ADJUST_BOX(islandnamer,"*",>=,rw, cim->h, MUST,br,y,+1);
- ADJUST_BOX(islandnamer,"O",>=,rh, cim->w, MUST,tl,x,+1);
debug_rect("islandnamer",__LINE__, islandnamer);
- MUST( RECT_H(islandnamer) <= 31, MR(islandnamer));
+ ADJUST_BOX(islandnamer,"*",>=,RW, cim->h, MUST,br,y,+1);
+ debug_rect("islandnamer",__LINE__, islandnamer);
+
+ ADJUST_BOX(islandnamer,"*",<, RH, cim->w, MUST,tl,x,+1);
+ debug_rect("islandnamer",__LINE__, islandnamer);
+
+ MUST( RECT_H(islandnamer) <= 30, MR(islandnamer));
Point p;
int nspaces=1, might_be_colon=0;
for (p.y=islandnamer.tl.y; p.y<=islandnamer.br.y; p.y++) {
pattern <<= 1;
switch (get_p(p)) {
- case 'O': runs[nruns]++; pattern |= 1u; break;
case '*': if (runs[nruns]) { nruns++; runs[nruns]=0; } break;
- default: abort();
+ case 'O': runs[nruns]++; pattern |= 1u; break;
+ default: pattern |= 1UL<<31; break;
}
}
nspaces++;
might_be_colon=0;
} else {
- if (nruns==2 && runs[1]==runs[0]) {
+ if (!(pattern & 1UL<<31) && nruns==2 && runs[1]==runs[0]) {
if (!nspaces) {
if (pattern==colon_pattern)
goto ok_might_be_colon;
~yarrgweb / ypp-sc-tools.web-live.git / blobdiff