Changed directory structure and renamed applications

- autopilot -> drone_controller
- rtsp_ai_player -> ai_controller
- added top level qmake project file
- updated documentation
- moved small demo applications from tmp/ to misc/

ai_controller/aienginedefinitions.h

@@ -0,0 +1,93 @@
+#pragma once
+
+#include <QByteArray>
+#include <QString>
+#include "aienginegimbalserverdefines.h"
+
+
+// Common geoposition
+typedef struct {
+    float lat;
+    float lon;
+    float alt;
+} AiEngineGeoPosition;
+
+
+// AiEngineGimbalClient -> AiEngineGimbalServer is sent when location or position of the drone changes.
+typedef struct {
+    AiEngineGeoPosition position;
+    float pitch;
+    float yaw;
+} AiEngineDronePosition;
+
+
+typedef struct {
+    int left;
+    int top;
+    int right;
+    int bottom;
+} AiEngineRectangle;
+
+
+// AiEngineGimbalClient -> AiEngineGimbalServer when AI finds the target. Index is a new variable to
+// keep track of the targets.
+typedef struct {
+    int index;
+    AiEngineRectangle rectangle;
+} AiEngineCameraTarget;
+
+
+// AiEngineGimbalServer -> AiEngineGimbalClient when AiEngineGimbalServer has zoomed to the target
+// defined in AiEngineCameraTarget. Position variable contains calculated geoposition of the target.
+typedef struct {
+    int targetIndex;
+    AiEngineGeoPosition position;
+} AiEngineTargetPosition;
+
+
+// AiEngineGimbalClient -> AiEngineGimbalServer when AI asks to change camera direction. For example
+// nothing interesting was not found. AiEngineGimbalServer -> AiEngineGimbalClient every few second so
+// that AI knows the position of the camera.
+typedef struct {
+    float yaw;
+    float pitch;
+    float zoom;
+} AiEngineCameraPosition;
+
+
+struct AiEngineRectangleProperties
+{
+    int width;
+    int height;
+    int middleX;
+    int middleY;
+};
+
+
+typedef struct {
+    // Get these only once
+    uint resolutionX;
+    uint resolutionY;
+    uint hardwareID;
+    float maxZoom;
+    float aiEngineCameraFOVHMin;
+    float aiEngineCameraFOVHMax;
+    float aiEngineCameraFOVVMin;
+    float aiEngineCameraFOVVMax;
+    float aiEngineCameraFLMin;
+    float aiEngineCameraFLMax;
+
+    // Update these before every command
+    float currentYaw;
+    float currentPitch;
+    float currentRoll;
+    float currentZoom;
+} AiEngineGimbalStatus;
+
+
+struct AiEngineServerSerialCommandStructure
+{
+    UDP_COMMAND_ID id;
+    QByteArray command;
+    QString description;
+};