#define NUM_CAM_ATTRIBUTES 24

#define CH_BRIGHTNESS 0
#define CH_CONTRAST 1
#define CH_SATURATION 2
#define CH_HUE 3
#define CH_AUDIO_VOLUME 4
#define CH_AUDIO_BALANCE 5
#define CH_AUDIO_BASS 6
#define CH_AUDIO_TREBLE 7
#define CH_AUDIO_MUTE 8
#define CH_AUDIO_LOUDNESS 9
#define CH_BLACK_LEVEL 10
#define CH_AUTO_WHITE_BALANCE 11
#define CH_DO_WHITE_BALANCE 12
#define CH_RED_BALANCE 13
#define CH_BLUE_BALANCE 14
#define CH_GAMMA 15
#define CH_EXPOSURE 16
#define CH_AUTOGAIN 17
#define CH_GAIN 18
#define CH_HFLIP 19
#define CH_VFLIP 20
#define CH_HCENTER 21
#define CH_VCENTER 22
#define CH_LASTP1 23


#define CH_FRAME_HEIGHT (NUM_CAM_ATTRIBUTES + 0)
#define CH_FRAME_WIDTH (NUM_CAM_ATTRIBUTES + 1)
#define CH_NUM_FRAMES (NUM_CAM_ATTRIBUTES + 2)
#define CH_MAX_FRAMES (NUM_CAM_ATTRIBUTES + 3)
#define CH_FRAME_FMT (NUM_CAM_ATTRIBUTES + 4)

typedef struct{
	int attribute_id;
	char* attribute_name;
	int minValue,maxValue,currentValue;
	int enabled;
	
} camera_attributes;

typedef struct camera_handler_t cameraHandler;
typedef struct ffmpeg_frame_t ffmpegFrame;

void initFFMPEG(void);
cameraHandler* createCameraHandler(char* deviceName,int maxFrames);
int cameraHandlerCapture(cameraHandler* ch,ffmpegFrame* frame);
int cameraHandlerGetProperty(cameraHandler* ch,int property );
int cameraHandlerSetProperty(cameraHandler* ch,int property ,int value);
camera_attributes* cameraHandlerGetPropertyInfo(cameraHandler* ch, int property);
ffmpegFrame* createFrame(cameraHandler* ch);
void cameraHandlerRelease(cameraHandler* ch);
void cameraHandlerSaveFrame(cameraHandler* ch, ffmpegFrame* frame,char* destDir,int frameNumber);
void cameraHandlerSaveYUVFrame(cameraHandler* ch, ffmpegFrame* frame,char* destDir,int frameNumber);
void cameraHandlerSaveAllFrames(cameraHandler* ch, char* destDir);
ffmpegFrame* cameraHandlerGetCapturedFrame(cameraHandler* ch,int index);
void* getFramePointer(ffmpegFrame* f);
void freeFrame( ffmpegFrame* f);