Clark Lin
/
BX-car_s
QQQ
Fork of BX-car_s by
Diff: camera_api.cpp
- Revision:
- 17:af867c7512bb
- Parent:
- 12:418e39749f48
- Child:
- 18:88b083db7491
diff -r b1e11b865d05 -r af867c7512bb camera_api.cpp --- a/camera_api.cpp Sat Jun 28 14:21:19 2014 +0000 +++ b/camera_api.cpp Sat Jun 28 18:59:41 2014 +0000 @@ -3,6 +3,7 @@ #define clk 2 //ms + BX_camera::BX_camera(void) { @@ -26,20 +27,17 @@ char find_type=0x00; - int b_end=118; - int b_start=118; - + int b_end=64; + int b_start=64; int b_w=0; - int b_center=0; - - int b2_end=0; - int b2_start=0; - int b2_center=0; - + int b_center=64; + int b2_end=64; + int b2_start=64; + int b2_center=64; int b2_w=0; - int center=30; int j=64; + int offset=64; bool f1=false; bool f2=false; bool f3=false; @@ -47,6 +45,8 @@ int w_thr_up=32; int w_thr_dn=0; + b_start=b_center=b_end=b2_start=b2_center=b2_end=offset; + if(sign_line_imageR[64]==' ') find_type=0x02; else @@ -54,123 +54,90 @@ for(int i=64; i<r_care; i++,j--) { - - + switch(find_type) { - - case 0x01: - if(f1==false&&sign_line_imageR[i]==' ') { if(f1==false) { b_start=i; f1=true; } - } if(f1== true&& f2==false&&sign_line_imageR[i]=='O') { if(f2==false) { b_end=i-1; f2=true; } - } - if(f3==false&&sign_line_imageR[j]==' ') { if(f3==false) { b2_end=j; f3=true; } - } if(f3==true&&f4==false&&sign_line_imageR[j]=='O') { if(f4==false) { - b2_start=j-1; + b2_start=j+1; f4=true; } - } - - break; - case 0x02: - if(sign_line_imageR[i]=='O') { - if(f1==false) { b_end=i; f1=true; } } - if(sign_line_imageR[j]=='O') { - if(f2==false) { b_start=j; f2=true; } - } - - break; - } - - } b_w=b_start-b_end; b2_w=b2_start-b2_end; - + de_v=b_start; - de_v2=b_end; + de_v2=b_end; switch(find_type) { + case 0x01: + b_center=(b_end+b_start)/2; + b2_center=(b2_end+b2_start)/2; + if(w_thr_up>b_w && (b_center!=offset) && (b_center-offset)<(offset-b2_center)) + center=b_center; + else + center=b2_center; - case 0x01: - b_center=(b_end+b_start)/2; - b2_center=(b2_end+b2_start)/2; - - - if(w_thr_up>b_w&&(b_center!=0)&&(b_center-64)<(64-b2_center)) - center=b_center; - else - center=b2_center; + /* if( ( w_thr_up- (b_w))>0 &&( ( w_thr_up- (b_w)) < (w_thr_up-(b2_w)) ) ) { + center=(b_end+b_start)/2; - + // } else if( ( w_thr_up- (b2_w) )>0 ) { + center=(b2_end+b2_start)/2; + // } else { -/* if( ( w_thr_up- (b_w))>0 &&( ( w_thr_up- (b_w)) < (w_thr_up-(b2_w)) ) ) { - center=(b_end+b_start)/2; - - + center=65; - // } else if( ( w_thr_up- (b2_w) )>0 ) { - center=(b2_end+b2_start)/2; -// } else { - - center=65; + //???????????????? - //???????????????? + } - } - -*/ + */ break; case 0x02: center=(b_end+b_start)/2; - - break; } - return center; - } @@ -180,26 +147,18 @@ int l_care=10; int r_care=118; - - // find center // case 1 // | // // case 2 / | / - char find_type=0x00; - int b_end=118; int b_start=118; - int b_w=0; int b_center=0; - int b2_end=0; int b2_start=0; int b2_center=0; - int b2_w=0; - int center=30; int j=64; bool f1=false; @@ -216,13 +175,9 @@ for(int i=64; i<r_care; i++,j--) { - - + switch(find_type) { - - case 0x01: - if(f1==false&&sign_line_imageR[i]==' ') { if(f1==false) { b_start=i; @@ -237,7 +192,6 @@ } } - if(f3==false&&sign_line_imageR[j]==' ') { if(f3==false) { b2_end=j; @@ -252,105 +206,72 @@ } } - - break; - - + case 0x02: - if(sign_line_imageR[i]=='O') { - if(f1==false) { b_end=i; f1=true; } } - if(sign_line_imageR[j]=='O') { - if(f2==false) { b_start=j; f2=true; } - } - - break; - } - - } b_w=b_start-b_end; b2_w=b2_start-b2_end; - + de_v=b_start; - de_v2=b_end; + de_v2=b_end; switch(find_type) { - case 0x01: - b_center=(b_end+b_start)/2; - b2_center=(b2_end+b2_start)/2; - - - if(w_thr_up>b_w&&(b_center!=0)&&(b_center-64)<(64-b2_center)) - center=b_center; - else - center=b2_center; + b_center=(b_end+b_start)/2; + b2_center=(b2_end+b2_start)/2; + if(w_thr_up>b_w&&(b_center!=0)&&(b_center-64)<(64-b2_center)) + center=b_center; + else + center=b2_center; + /* if( ( w_thr_up- (b_w))>0 &&( ( w_thr_up- (b_w)) < (w_thr_up-(b2_w)) ) ) { + center=(b_end+b_start)/2; - + // } else if( ( w_thr_up- (b2_w) )>0 ) { + center=(b2_end+b2_start)/2; + // } else { -/* if( ( w_thr_up- (b_w))>0 &&( ( w_thr_up- (b_w)) < (w_thr_up-(b2_w)) ) ) { - center=(b_end+b_start)/2; - - + center=65; - // } else if( ( w_thr_up- (b2_w) )>0 ) { - center=(b2_end+b2_start)/2; -// } else { - - center=65; + //???????????????? - //???????????????? + } - } - -*/ + */ break; case 0x02: center=(b_end+b_start)/2; - - break; } - return center; - } - - - - void BX_camera::read(void) { w_f_vL=0x0000; b_f_vL=0xffff; - w_f_vR=0x0000; b_f_vR=0xffff; - - - *si=1; *cam_clk=1; @@ -358,19 +279,14 @@ *si=0; *cam_clk=0; - - line_CamR->enable(); line_CamL->enable(); - - + //input 128 //both - for(int i=0; i<128; i++) { *cam_clk=1; wait_us(5); - line_imageR[i]=line_CamR->read_u16(); line_imageL[i]=line_CamL->read_u16(); @@ -386,48 +302,28 @@ else if(line_imageL[i] < b_f_vL ) b_f_vL = line_imageL[i]; - - - *cam_clk=0; wait_us(5); - - } - line_CamR->enable(); line_CamL->enable(); - //filter L R //may change - for(int i=0; i<128; i++) { - - if( (line_imageR[i]-b_f_vR) < (w_f_vR - line_imageR[i] ) ) sign_line_imageR[i]=' '; else sign_line_imageR[i]='O'; - if( (line_imageL[i]-b_f_vL) < (w_f_vL - line_imageL[i] ) ) sign_line_imageL[i]=' '; else sign_line_imageL[i]='O'; - - - - if(i==0) { sign_line_imageR[i]='X'; sign_line_imageL[i]='X'; } - - } - - - } \ No newline at end of file