Added v4l2 to hyperiond (partial)

Author: poljvd

libsrc/grabber/v4l2/V4L2Grabber.cpp

@@ -69,6 +69,11 @@ V4L2Grabber::V4L2Grabber(
 
 V4L2Grabber::~V4L2Grabber()
 {
+	// stop if the grabber was not stopped
+	if (_streamNotifier != nullptr && _streamNotifier->isEnabled()) {
+		stop();
+	}
+
 	uninit_device();
 	close_device();
 }

src/hyperiond/CMakeLists.txt

@@ -8,7 +8,9 @@ target_link_libraries(hyperiond
 		effectengine
 		jsonserver
 		protoserver
-		boblightserver)
+		boblightserver
+		v4l2-grabber
+)
 
 if (ENABLE_DISPMANX)
 	target_link_libraries(hyperiond dispmanx-grabber)

src/hyperiond/hyperiond.cpp

@@ -22,6 +22,11 @@
 #include <grabber/DispmanxWrapper.h>
 #endif
 
+#ifdef ENABLE_V4L2
+// v4l2 grabber
+#include <grabber/V4L2Grabber.h>
+#endif
+
 // XBMC Video checker includes
 #include <xbmcvideochecker/XBMCVideoChecker.h>
 
@@ -165,6 +170,39 @@ int main(int argc, char** argv)
 	}
 #endif
 
+#ifdef ENABLE_V4L2
+	// construct and start the v4l2 grabber if the configuration is present
+	V4L2Grabber * v4l2Grabber = nullptr;
+	if (config.isMember("grabber-v4l2"))
+	{
+		const Json::Value & grabberConfig = config["grabber-v4l2"];
+		v4l2Grabber = new V4L2Grabber(
+					grabberConfig.get("device", "/dev/video0").asString(),
+					grabberConfig.get("input", 0).asInt(),
+					grabberConfig.get("standard", V4L2Grabber::NONE),
+					grabberConfig.get("width", -1).asInt(),
+					grabberConfig.get("height", -1).asInt(),
+					grabberConfig.get("frameDecimation", 2).asInt(),
+					grabberConfig.get("sizeDecimation", 8).asInt(),
+					grabberConfig.get("sizeDecimation", 8).asInt());
+		v4l2Grabber->set3D(grabberConfig.get("mode", VIDEO_2D));
+		v4l2Grabber->setCropping(
+					grabberConfig.get("cropLeft", 0).asInt(),
+					grabberConfig.get("cropRight", 0).asInt(),
+					grabberConfig.get("cropTop", 0).asInt(),
+					grabberConfig.get("cropBottom", 0).asInt());
+
+		// TODO: create handler
+		v4l2Grabber->start();
+		std::cout << "V4l2 grabber created and started" << std::endl;
+	}
+#else
+	if (config.isMember("grabber-v4l2"))
+	{
+		std::cerr << "The v4l2 grabber can not be instantiated, becuse it has been left out from the build" << std::endl;
+	}
+#endif
+
 	// Create Json server if configuration is present
 	JsonServer * jsonServer = nullptr;
 	if (config.isMember("jsonServer"))
@@ -199,6 +237,9 @@ int main(int argc, char** argv)
 	// Delete all component
 #ifdef ENABLE_DISPMANX
 	delete dispmanx;
+#endif
+#ifdef ENABLE_V4L2
+	delete v4l2Grabber;
 #endif
 	delete xbmcVideoChecker;
 	delete jsonServer;