support rgba8 and bgra8 encodings by skipping alpha channel

Signed-off-by: Alejandro Hernández Cordero <[email protected]>
ros-perception · Jan 19, 2024 · 4c27717 · 4c27717
1 parent 5645baa
commit 4c27717
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/depth_image_proc/src/point_cloud_xyzrgb.cpp b/depth_image_proc/src/point_cloud_xyzrgb.cpp
@@ -195,11 +195,21 @@ void PointCloudXyzrgbNode::imageCb(
     green_offset = 1;
     blue_offset = 2;
     color_step = 3;
+  } else if (rgb_msg->encoding == sensor_msgs::image_encodings::RGBA8) {
+    red_offset   = 0;
+    green_offset = 1;
+    blue_offset  = 2;
+    color_step   = 4;
   } else if (rgb_msg->encoding == sensor_msgs::image_encodings::BGR8) {
     red_offset = 2;
     green_offset = 1;
     blue_offset = 0;
     color_step = 3;
+  } else if (rgb_msg->encoding == sensor_msgs::image_encodings::BGRA8) {
+    red_offset = 2;
+    green_offset = 1;
+    blue_offset = 0;
+    color_step = 4;
   } else if (rgb_msg->encoding == sensor_msgs::image_encodings::MONO8) {
     red_offset = 0;
     green_offset = 0;