#include<bits/stdc++.h> using namespace std; #include "artclass.h" typedef pair<int, int> ii; typedef pair<int, ii> iii; #define F first #define S second int style(int h, int w, int r[500][500], int g[500][500], int b[500][500]) { int blackcount=0; int wcount=0; int gcount=0; double stdb,stdr,stdg; double totb=0,totg=0,totr=0; double sfrr=0,sfgg=0,sfbb=0; double pix = h*w; double dev=0; double devv=0, dcnt=0; for(int i=0;i<h;i++){ for(int j=0;j<w;j++){ if(r[i][j]+b[i][j]+g[i][j]<=50) blackcount++; else if(r[i][j]+b[i][j]+g[i][j]>=700) wcount++; if(g[i][j]>=150) gcount++; totb+=b[i][j]; sfbb+=b[i][j]*b[i][j]; totr+=r[i][j]; sfrr+=r[i][j]*r[i][j]; if(i!=0) dev+=abs(r[i][j]-r[i-1][j]), dcnt++, devv+=(r[i][j]-r[i-1][j])*(r[i][j]-r[i-1][j]); if(j!=0) dev+=abs(r[i][j]-r[i][j-1]), dcnt++, devv+=(r[i][j]-r[i][j-1])*(r[i][j]-r[i][j-1]); if(i!=h-1) dev+=abs(r[i][j]-r[i+1][j]), dcnt++, devv+=(r[i][j]-r[i+1][j])*(r[i][j]-r[i+1][j]); if(j!=w-1) dev+=abs(r[i][j]-r[i][j+1]), dcnt++, devv+=(r[i][j]-r[i][j+1])*(r[i][j]-r[i][j+1]); } } stdb = sqrt(sfbb/pix - (totb/pix)*(totb/pix)); stdr = sqrt(sfrr/pix - (totr/pix)*(totr/pix)); double devstd = sqrt(devv/dcnt - (dev/dcnt)*(dev/dcnt)); //cout<<gcount/((double)h*w)<<endl; //cout<<blackcount<<endl; //cout<<devstd<<endl; if(devstd<8) return 4; if(devstd>20) return 3; if(wcount>0.07*h*w) return 1; if(gcount>0.11*h*w) return 2; return 3; /*ios::sync_with_stdio(false); double tot = 0; double totr=0, totg=0, totb=0; set<iii> colors; set<iii> allcolors; double dr=0, dg=0, db=0; double light = 0, dark = 0; map<int, int> colfreq; ofstream fout("changed.ppm"); fout<<"P3\n"<<w<<" "<<h<<endl<<1<<endl; int rn[w/20+10][h/20+10]; int gn[w/20+10][h/20+10]; int bn[w/20+10][h/20+10]; int cn[w/20+10][h/20+10]; for(int i=0;i<h/20;i++){ for(int j=0;j<w/20;j++){ rn[j][i] = 0; gn[j][i] = 0; bn[j][i] = 0; cn[j][i] = 1; } } for(int i=3;i<h;i++){ for(int j=0;j<w;j++){ tot+=r[i][j]+g[i][j]+b[i][j]; totr+=r[i][j]; totg+=g[i][j]; totb+=b[i][j]; colors.insert(iii(r[i][j]/128, ii(g[i][j]/128, b[i][j]/128))); allcolors.insert(iii(r[i][j], ii(g[i][j], b[i][j]))); colfreq[((r[i][j]*0.3) + (g[i][j]*0.59) + (b[i][j]*0.11))]++; if(r[i][j]>g[i][j] && r[i][j]>b[i][j]) dr++; if(g[i][j]>b[i][j] && g[i][j]>r[i][j]) dg++; if(b[i][j]>r[i][j] && b[i][j]>g[i][j]) db++; if(r[i][j] + g[i][j] + b[i][j] < 50) dark++; else if(r[i][j] + g[i][j] + b[i][j] > 300) light++; fout<<r[i][j]/128<<" "<<g[i][j]/128<<" "<<b[i][j]/128<<endl; rn[j/20][i/20]+=r[i][j]; gn[j/20][i/20]+=g[i][j]; bn[j/20][i/20]+=b[i][j]; cn[j/20][i/20]++; } } fout.close(); fout.clear(); fout.open("changed2.ppm"); fout<<"P3\n"<<w/20<<" "<<h/20<<endl<<255<<endl; for(int i=0;i<h/20;i++){ for(int j=0;j<w/20;j++){ fout<<rn[j][i]/cn[j][i]<<" "<<gn[j][i]/cn[j][i]<<" "<<bn[j][i]/cn[j][i]<<endl; } } fout.close(); fout.clear(); fout.open("redhist.txt"); for(int i=0;i<64;i++){ for(int j=0;j<(colfreq[4*i] + colfreq[4*i+1] + colfreq[4*i+2] + colfreq[4*i+3])/360;j++) fout<<"*"; fout<<endl; } cout<<totr/(tot)<<" "<<totg/(tot)<<" "<<totb/(tot)<<endl; cout<<colors.size()<<endl; cout<<dr/(w*h)<<" "<<dg/(w*h)<<" "<<db/(w*h)<<endl; cout<<light/(w*h)<<" "<<dark/(w*h)<<endl; cout<<allcolors.size()<<endl; vector<pair<int, iii> > v; /.*for(map<iii,int>::iterator it = colfreq.begin();it!=colfreq.end();it++){ v.push_back(make_pair((*it).S, (*it).F)); } sort(v.begin(), v.end()); double totcommoncolors = 0; for(int i=v.size()-1;i>=v.size()-10;i--){ totcommoncolors+=v[i].F; } cout<<totcommoncolors/(w*h)<<endl;*./ if(totr/tot<0.5 && dr+dg>db*8 && totr+totg > 3*totb && colors.size()>=5) return 2; if(totr/tot>0.5 && colors.size()<=7 /.*|| light==0 || dark==0*./) return 4; if(colors.size()<=3) return 4; //if(totcommoncolors/(w*h)>0.5) return 1; if(dark+light*2 > w*h && allcolors.size()>30000 && colors.size()>=6) return 3; //if(totg > totb && totb<totr) return 2; return 1;*/ }

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:13:9: warning: variable 'stdb' set but not used [-Wunused-but-set-variable]
  double stdb,stdr,stdg;
         ^~~~
artclass.cpp:13:14: warning: variable 'stdr' set but not used [-Wunused-but-set-variable]
  double stdb,stdr,stdg;
              ^~~~
artclass.cpp:13:19: warning: unused variable 'stdg' [-Wunused-variable]
  double stdb,stdr,stdg;
                   ^~~~
artclass.cpp:14:16: warning: unused variable 'totg' [-Wunused-variable]
  double totb=0,totg=0,totr=0;
                ^~~~
artclass.cpp:15:16: warning: unused variable 'sfgg' [-Wunused-variable]
  double sfrr=0,sfgg=0,sfbb=0;
                ^~~~