1 files changed, 69 insertions, 0 deletions
diff --git a/grab.cpp b/grab.cpp
new file mode 100644
index 0000000..9211b92
--- /dev/null
+++ b/grab.cpp
@@ -0,0 +1,69 @@
+#include <cstdlib>
+#include <vdr/device.h>
+#include "grab.h"
+
+namespace vdrlive {
+
+using namespace std;
+
+class GrabImageTask: public StickyTask
+{
+public:
+	explicit GrabImageTask( int quality = 80, int width = 320, int height = 240 )
+		: m_quality( quality )
+		, m_width( width )
+		, m_height( height )
+		{}
+
+private:
+	int m_quality;
+	int m_width;
+	int m_height;
+	
+	virtual void Action();
+};
+
+void GrabImageTask::Action()
+{
+	cDevice* device = cDevice::PrimaryDevice();
+	if ( device == 0 ) {
+		SetError( tr("Couldn't aquire primary device") );
+		return;
+	}
+
+	int size = 0;
+	uchar* image = device->GrabImage( size, true, m_quality, m_width, m_height );
+	if ( image == 0 ) {
+		SetError( tr("Couldn't grab image from primary device") );
+		return;
+	}
+
+	LiveGrabImageManager().PutImage( reinterpret_cast< char* >( image ), size );
+}
+
+GrabImageManager::GrabImageManager()
+		: m_task( new GrabImageTask )
+		, m_image( 0, &free )
+		, m_size( 0 )
+{
+}
+
+GrabImageInfo GrabImageManager::GetImage() const 
+{
+	cMutexLock lock( &LiveTaskManager() );
+	return make_pair( m_image, m_size );
+}
+
+void GrabImageManager::PutImage( char* image, int size )
+{
+	m_image.reset( image, &free );
+	m_size = size;
+}
+
+GrabImageManager& LiveGrabImageManager() 
+{
+	static GrabImageManager instance;
+	return instance;
+}
+
+} // namespace vdrlive