做网站 负责 域名备案,萍乡网站建设,免费全部游戏大全,网站推广常用的方法参考#xff1a;10 12 14bit图像存储格式#xff0c;利用Opencv显示10bit Raw数据,并根据鼠标的移动显示对应位置的灰度值。其他bit位数的Raw数据方法类似。
代码实现#xff1a;
#includeopencv2/opencv.hpp
#includeiostream
#includeopencv/highgu…参考10 12 14bit图像存储格式利用Opencv显示10bit Raw数据,并根据鼠标的移动显示对应位置的灰度值。其他bit位数的Raw数据方法类似。
代码实现
#includeopencv2/opencv.hpp
#includeiostream
#includeopencv/highgui.h
#includetypes.husing namespace std;
using namespace cv;
#define WIDTH 1920
#define HEIGHT 1080
Mat srcImg, Raw16_Src, Raw8_Src, Raw16_Src_normal;
Point pre_pt(-1,-1);void MouseHandle(int event, int x, int y, int flags, void* param)
{Mat image *(Mat*)param;Mat Gray2color_img Mat(image.rows, image.cols, CV_8UC3, Scalar(0));char temp[50];int value;if (event EVENT_MOUSEMOVE){cvtColor(image, Gray2color_img,COLOR_GRAY2BGR);pre_pt Point(x, y);value Raw16_Src.atushort(y, x);sprintf(temp, (x:%d,y:%d,value:%d), x, y, value);putText(Gray2color_img, temp, pre_pt, FONT_HERSHEY_COMPLEX, 1.3, Scalar(0, 0, 255), 1, 8);imshow(Show Raw Image, Gray2color_img);}if (event EVENT_LBUTTONDOWN){pre_pt Point(x, y);cout 坐标为 pre_pt endl;imshow(Show Raw Image, Gray2color_img);}
}
int main(void)
{int i;int bitdepth 10;T_U8 *Raw_10bit (T_U8*)malloc(WIDTH*HEIGHT * 10 / 8 * sizeof(T_U8));T_U16 *Raw_16bit (T_U16*)malloc(WIDTH*HEIGHT * 16 / 8 * sizeof(T_U8));FILE *in_fp fopen(RAW_2063_1920X1080_10bit_RGrGbB_2023_09_26,18,56,51.raw, rb);FILE *output fopen(RAW_2063_1920X1080_16bit.raw, wb);if (Raw_16bit NULL || Raw_10bit NULL)printf(Can.t malloc enough memory!\n);if (!in_fp){cout cant open file. endl;return -1;}memset(Raw_10bit, 0, WIDTH*HEIGHT * 10 / 8 * sizeof(T_U8));memset(Raw_16bit, 0, WIDTH*HEIGHT * 16 / 8 * sizeof(T_U8));Raw16_Src.create(Size(WIDTH, HEIGHT), CV_16UC1);//Opencv Size 定义时是先列后行Raw16_Src_normal.create(Size(WIDTH, HEIGHT), CV_16UC1);//Opencv Size 定义时是先列后行Raw8_Src.create(Size(WIDTH, HEIGHT), CV_8UC1);fread(Raw_10bit, WIDTH*HEIGHT * 10 / 8, 1, in_fp);for (i 0; i WIDTH*HEIGHT / 4; i){
#if 0Raw_16bit[4 * i] (Raw_10bit[5 * i] | ((Raw_10bit[5 * i 1] 0x03) 8))2;Raw_16bit[4 * i 1] (((Raw_10bit[5 * i 1] 0xfc) 2) | ((Raw_10bit[5 * i 2] 0x0f) 6))2;Raw_16bit[4 * i 2] (((Raw_10bit[5 * i 2] 0xf0) 4) | ((Raw_10bit[5 * i 3] 0x3f) 4))2;Raw_16bit[4 * i 3] (((Raw_10bit[5 * i 3] 0xc0) 6) | (Raw_10bit[5 * i 4] 2))2;
#endifRaw_16bit[4 * i] (Raw_10bit[5 * i] | ((Raw_10bit[5 * i 1] 0x03) 8));Raw_16bit[4 * i 1] (((Raw_10bit[5 * i 1] 0xfc) 2) | ((Raw_10bit[5 * i 2] 0x0f) 6));Raw_16bit[4 * i 2] (((Raw_10bit[5 * i 2] 0xf0) 4) | ((Raw_10bit[5 * i 3] 0x3f) 4));Raw_16bit[4 * i 3] (((Raw_10bit[5 * i 3] 0xc0) 6) | (Raw_10bit[5 * i 4] 2));}memcpy(Raw16_Src.data, Raw_16bit, (size_t)WIDTH*HEIGHT*sizeof(T_U16));normalize(Raw16_Src, Raw16_Src_normal, 0, 255, NORM_MINMAX);Raw16_Src_normal.convertTo(Raw8_Src, CV_8UC1);imwrite(Raw16.png, Raw8_Src);cvNamedWindow(Show Raw Image, CV_WINDOW_NORMAL);setMouseCallback(Show Raw Image, MouseHandle, (void*)(Raw8_Src));imshow(Show Raw Image, Raw8_Src);fwrite(Raw_16bit, WIDTH*HEIGHT*sizeof(T_U16), 1, output);waitKey(0);destroyAllWindows();return 0;
}
结果 红色箭头位置处的灰度值
