From 4c95700fc6848d46a33b565df7eb81ada2b32987 Mon Sep 17 00:00:00 2001
From: Patrick Ruoff <c14-radioactive@19e81ba0-9b1a-49c3-bd6c-561e1906d5fb>
Date: Mon, 31 Dec 2012 12:33:18 +0000
Subject: Updated PointTracker

git-svn-id: svn+ssh://svn.code.sf.net/p/facetracknoir/code@200 19e81ba0-9b1a-49c3-bd6c-561e1906d5fb
---
 FTNoIR_Tracker_PT/camera.h | 85 +++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 76 insertions(+), 9 deletions(-)

(limited to 'FTNoIR_Tracker_PT/camera.h')

diff --git a/FTNoIR_Tracker_PT/camera.h b/FTNoIR_Tracker_PT/camera.h
index f26a7a8f..cd1f0842 100644
--- a/FTNoIR_Tracker_PT/camera.h
+++ b/FTNoIR_Tracker_PT/camera.h
@@ -9,10 +9,13 @@
 #define CAMERA_H
 
 #include <opencv2/opencv.hpp>
+#include "videoInput/videoInput.h"
 
 // ----------------------------------------------------------------------------
 struct CamInfo
 {
+	CamInfo() : res_x(0), res_y(0), fps(0), f(1) {}
+
 	int res_x;
 	int res_y;
 	int fps;
@@ -20,30 +23,94 @@ struct CamInfo
 };
 
 // ----------------------------------------------------------------------------
+// base class for cameras
 class Camera
 {
 public:
-	
-	Camera();
-	~Camera();
+	Camera() : dt_valid(0), dt_mean(0), desired_index(0), active_index(-1), active(false) {}
+	virtual ~Camera() {}
+
+	// start/stop capturing
+	virtual void start() = 0;
+	virtual void stop() = 0;
+	void restart() { stop(); start(); }
 
 	void set_index(int index);
-	void set_f(float f) { cam_info.f = f; }
-	bool set_fps(int fps);
-	bool set_res(int x_res, int y_res);
+	void set_f(float f);
+	void set_fps(int fps);
+	void set_res(int x_res, int y_res);
 
 	// gets a frame from the camera, dt: time since last call in seconds
-	cv::Mat get_frame(float dt);
+	bool get_frame(float dt, cv::Mat* frame);
 
-	// WARNING: returned reference is valid as long as object
+	// WARNING: returned references are valid as long as object
 	const CamInfo& get_info() const { return cam_info; }
+	const CamInfo& get_desired() const { return cam_desired; }
 
 protected:
+	// get a frame from the camera
+	virtual bool _get_frame(cv::Mat* frame) = 0;
+
+	// update the camera
+	virtual void _set_index() = 0;
+	virtual void _set_f() = 0;
+	virtual void _set_fps() = 0;
+	virtual void _set_res() = 0;
+
+	bool active;
+	int desired_index;
 	int active_index;
-	CvCapture* cap;
 	CamInfo cam_info;
+	CamInfo cam_desired;
 	float dt_valid;
 	float dt_mean;
 };
 
+
+// ----------------------------------------------------------------------------
+// OpenCV camera
+/*
+class CVCamera : public Camera
+{
+public:
+	CVCamera() : cap(NULL) {}
+	~CVCamera() { stop(); }
+
+	void start();
+	void stop();
+
+protected:
+	bool _get_frame(cv::Mat* frame);
+	void _set_index();
+	void _set_f();
+	void _set_fps();
+	void _set_res();
+
+	CvCapture* cap;
+};
+*/
+
+// ----------------------------------------------------------------------------
+// videoInput camera
+class VICamera : public Camera
+{
+public:
+	VICamera();
+	~VICamera() { stop(); }
+
+	void start();
+	void stop();
+
+protected:
+	bool _get_frame(cv::Mat* frame);
+	void _set_index();
+	void _set_f();
+	void _set_fps();
+	void _set_res();
+
+	videoInput VI;
+	cv::Mat new_frame;
+	unsigned char* frame_buffer;
+};
+
 #endif //CAMERA_H
-- 
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