Fix thumbnail channel bug

applications/gui/src/camera.cpp

@@ -240,7 +240,6 @@ void ftl::gui::Camera::update(ftl::rgbd::FrameSet &fs) {
 	auto &channel1 = frame->get<GpuMat>(Channel::Colour);
 	im1_.create(channel1.size(), channel1.type());
 	channel1.download(im1_);
-	LOG(INFO) << "IM1 type = " << im1_.type();
 
 	// OpenGL (0,0) bottom left
 	cv::flip(im1_, im1_, 0);
@@ -461,7 +460,7 @@ cv::Mat ftl::gui::Camera::visualizeActiveChannel() {
 bool ftl::gui::Camera::thumbnail(cv::Mat &thumb) {
 	UNIQUE_LOCK(mutex_, lk);
 	/*src_->grab(1,9);*/
-	cv::Mat sel = (channel_ != Channel::None && !im2_.empty()) ? visualizeActiveChannel() : im1_;
+	cv::Mat sel = (channel_ != Channel::None && channel_ != Channel::Colour && !im2_.empty()) ? visualizeActiveChannel() : im1_;
 	if (sel.empty()) return false;
 	cv::resize(sel, thumb, cv::Size(320,180));
 	cv::flip(thumb, thumb, 0);
@@ -525,10 +524,7 @@ const GLTexture &ftl::gui::Camera::captureFrame() {
 		Eigen::Affine3d t(trans);
 		Eigen::Matrix4d viewPose = t.matrix() * rotmat_;
 
-		//if (src_->hasCapabilities(ftl::rgbd::kCapMovable)) src_->setPose(viewPose);
-		//if (fid_ < 0) src_->setPose(viewPose);
-
-		if (fid_ == 255) state_.setPose(viewPose);
+		if (isVirtual()) state_.setPose(viewPose);
 	
 		//src_->grab();