單片機源程序如下:
- #include "led.h"
- #include "delay.h"
- #include "key.h"
- #include "sys.h"
- #include "lcd.h"
- #include "usart.h"
- #include "string.h"
- #include "ov7670.h"
- #include "tpad.h"
- #include "timer.h"
- #include "exti.h"
- #include "usmart.h"
- #include "dma.h"
- #include "Pic_Process.h"
-
- const u8*LMODE_TBL[5]={"Auto","Sunny","Cloudy","Office","Home"}; //5種光照模式
- const u8*EFFECTS_TBL[7]={"Normal","Negative","B&W","Redish","Greenish","Bluish","Antique"}; //7種特效
- extern u8 ov_sta; //在exit.c里 面定義
- extern u8 ov_frame; //在timer.c里面定義
- //更新LCD顯示
- //#define SEND_BUF_SIZE 76802
- //u8 SendBuff[19201]={0xff}; //發送數據緩沖區
- //#define Send_Uart
- void camera_refresh(void);
- u8 cmd[4]={0, 255, 1, 0 };
- /*---圖像處理需要的外部變量---*/
- extern u8 Pic_Buff[V][H];
- extern u8 Black_Line[60];
- extern u16 middle_dot;
- extern u8 Search_Cnt; //
- u16 color_r;
- u16 color_g;
- u16 color_b;
- u16 v=0,h=0;
- u16 row,col;
- typedef struct{
- u16 Cnt;
- }Point;
- Point WhitePoint;
- Point BlackPoint;
- int main(void)
- {
- u8 i,j;
- u8 lightmode=0,saturation=2,brightness=2,contrast=2;
- u8 effect=0;
- // u8 i=0;
- //u8 msgbuf[15]; //消息緩存區
- // u8 tm=0;
-
- delay_init(); //延時函數初始化
- NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//設置中斷優先級分組為組2：2位搶占優先級，2位響應優先級
- uart_init(115200); //串口初始化為 115200
- usmart_dev.init(72); //初始化USMART
- LED_Init(); //初始化與LED連接的硬件接口
- KEY_Init(); //初始化按鍵
- LCD_Init(); //初始化LCD
- // MYDMA_Config(DMA1_Channel4,(u32)&USART1->DR,(u32)SendBuff,1);//DMA1通道4,外設為串口1,存儲器為SendBuff,長度SEND_BUF_SIZE.
- // TPAD_Init(6); //觸摸按鍵初始化
- POINT_COLOR=RED; //設置字體為紅色
- LCD_ShowString(30,50,200,16,16,"WarShip STM32");
- LCD_ShowString(30,70,200,16,16,"OV7670 TEST");
- LCD_ShowString(30,90,200,16,16,"ATOM@ALIENTEK");
- LCD_ShowString(30,110,200,16,16,"2015/1/18");
- LCD_ShowString(30,130,200,16,16,"KEY0:Light Mode");
- LCD_ShowString(30,150,200,16,16,"KEY1:Saturation");
- LCD_ShowString(30,170,200,16,16,"KEY2:Brightness");
- LCD_ShowString(30,190,200,16,16,"KEY_UP:Contrast");
- LCD_ShowString(30,210,200,16,16,"TPAD:Effects");
- LCD_ShowString(30,230,200,16,16,"OV7670 Init...");
- while(OV7670_Init())//初始化OV7670
- {
- LCD_ShowString(30,230,200,16,16,"OV7670 Error!!");
- delay_ms(200);
- LCD_Fill(30,230,239,246,WHITE);
- delay_ms(200);
- }
- LCD_ShowString(30,230,200,16,16,"OV7670 Init OK");
- delay_ms(1500);
- OV7670_Light_Mode(lightmode);
- OV7670_Color_Saturation(saturation);
- OV7670_Brightness(brightness);
- OV7670_Contrast(contrast);
- OV7670_Special_Effects(effect);
- TIM6_Int_Init(10000,7199); //10Khz計數頻率,1秒鐘中斷
- EXTI8_Init(); //使能定時器捕獲
- OV7670_Window_Set(12,176,240,320); //設置窗口
- OV7670_CS=0;
- LCD_Clear(BLACK);
- while(1)
- {
-
- camera_refresh();//更新顯示
- Image_Binaryzation();
-
- Image_Filter();
-
- Get_Black_Line();
-
- Black_Line_handle();
-
- printf("pos:%d-%d\r\n",middle_dot,Search_Cnt);//打印黑線中點位置和掃描到的黑線點數
- Search_Cnt=1;
- middle_dot=0;
- // for(j=0;j<60;j++)
- // {
- // printf("pos:%dH%d\r\n",Black_Line[j],j);
- // }
-
- #ifdef Send_Uart
- USART_SendData(USART1, 0xff);//向串口1發送數據
- while(USART_GetFlagStatus(USART1,USART_FLAG_TC)!=SET);
- for(i=0;i<60;i++)
- {
- for(j=0;j<80;j++)
- {
- USART_SendData(USART1,Pic_Buff[j][i]);//向串口1發送數據
- while(USART_GetFlagStatus(USART1,USART_FLAG_TC)!=SET);
- }
- }
- #endif
- }
- }
- /*--------讀取圖像程序-——----—*/
- void camera_refresh(void)
- {
- //u32 j;
- u16 color;
- u8 YUV_U;
- // u8 YUV_Y;
- // u16 BlackPos;
-
- if(ov_sta)//有幀中斷更新？
- { //u8 i;
- LCD_Scan_Dir(U2D_L2R); //從上到下,從左到右
- if(lcddev.id==0X1963)LCD_Set_Window((lcddev.width-240)/2,(lcddev.height-320)/2,240,320);//將顯示區域設置到屏幕中央
- else if(lcddev.id==0X5510||lcddev.id==0X5310)LCD_Set_Window((lcddev.width-320)/2,(lcddev.height-240)/2,320,240);//將顯示區域設置到屏幕中央
- LCD_WriteRAM_Prepare(); //開始寫入GRAM
- OV7670_RRST=0; //開始復位讀指針
- OV7670_RCK_L;
- OV7670_RCK_H;
- OV7670_RCK_L;
- OV7670_RRST=1;
- OV7670_RCK_H;
- for(col=0;col<240;col++)
- {
- if((col%4)==0)h++;
- for(row=0;row<320;row++)
- {
- OV7670_RCK_L;
- color=OV7670_DATA; //讀數據
- OV7670_RCK_H;
- OV7670_RCK_L;
- YUV_U=OV7670_DATA; //讀數據
- OV7670_RCK_H;
- if(((col%4)==0)&&((row%4)==0))
- {
- v++;
- Pic_Buff[v-1][h-1]=(u8)color;
-
- }
-
- color<<=8;
- color_r = color&0xf800;
- color_b = color>>11;
- color >>=5;
- color_g =color&0x07e0;
- LCD->LCD_RAM= color_r + color_g + color_b;
- }
- v=0;
- }
- h=0;
- ov_sta=0; //清零幀中斷標記
- ov_frame++;
- LCD_Scan_Dir(DFT_SCAN_DIR); //恢復默認掃描方向
- }
- }
所有資料51hei提供下載:
圖像采集處理+定位黑線-2016-4-13.rar
(394.57 KB, 下載次數: 75)
2018-5-14 23:04 上傳
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