Add status bar with color value

2022-06-11 17:19:03 +02:00
parent f7e4e1874f
commit 9cd2ae14b3
7 changed files with 98 additions and 13 deletions
@@ -298,3 +298,58 @@ const cv::Mat& RawImage::mat() const
 {
    return m_img;
 }
+
+bool RawImage::pixel(int x, int y, QVector3D &rgb) const
+{
+    if(x < 0 || y < 0 || x >= (int)width() || y >= (int)height())return false;
+
+    switch(m_img.type())
+    {
+    case CV_8U:
+    {
+        uint8_t v = m_img.at<uint8_t>(y, x);
+        rgb = QVector3D(v, v, v);
+        break;
+    }
+    case CV_16U:
+    {
+        uint16_t v = m_img.at<uint16_t>(y, x);
+        rgb = QVector3D(v, v, v);
+        break;
+    }
+    case CV_32F:
+    {
+        float v = m_img.at<float>(y, x);
+        rgb = QVector3D(v, v, v);
+        break;
+    }
+    case CV_8UC3:
+    {
+        cv::Vec3b v = m_img.at<cv::Vec3b>(y, x);
+        rgb = QVector3D(v[2], v[1], v[0]);
+        break;
+    }
+    case CV_8UC4:
+    {
+        cv::Vec4b v = m_img.at<cv::Vec4b>(y, x);
+        rgb = QVector3D(v[2], v[1], v[0]);
+        break;
+    }
+    case CV_16UC3:
+    {
+        cv::Vec3w v = m_img.at<cv::Vec3w>(y, x);
+        rgb = QVector3D(v[2], v[1], v[0]);
+        break;
+    }
+    case CV_32FC3:
+    {
+        cv::Vec3f v = m_img.at<cv::Vec3f>(y, x);
+        rgb = QVector3D(v[2], v[1], v[0]);
+        break;
+    }
+    default:
+        rgb = QVector3D(0, 0, 0);
+        break;
+    }
+    return true;
+}