mddemo.h

海康威视视频采集卡linux开发包4.22版

#ifndef _MDDEMO_H_
#define _MDDEMO_H_

#include <stdio.h>
#include <stdlib.h>
#include <SDL/SDL.h>

#include <qthread.h>
#include <qfile.h>

#include <sys/vfs.h>
#include <time.h>
#include <dirent.h>
#include <unistd.h>
#include <sys/stat.h>
#include <string.h>
#include <fcntl.h>
#include <semaphore.h>
#include <errno.h>
#include <pthread.h>

#include "DataType.h"
#include "ds40xxsdk.h"
#include "tmclientpu.h"

#define WRITE_FILE
#define BMPFILE
#define OSDDEMO
#define LOGO
#define PREVIEWOPEN
#define YUVFILE

const int WIN_L = 0;
const int WIN_T = 0;
const int WIN_W = 800;
const int WIN_H = 700;

const int address[4] = {192, 0, 1, 63};

//#define RAWSTREAM

#define NODECODE 0
#define DECODEFILE 1
#define DECODESTREAM 2

//#define DEBUG_OUT

#define OutputErrorString(fmt,args...) fprintf(stderr, fmt, ## args)

#ifdef DEBUG_OUT
	#define OutputDebugString(fmt,args...) fprintf(stderr, fmt, ## args)
#else
	#define OutputDebugString(fmt,args...)
#endif

typedef SDL_Overlay* PSDL_Overlay;
class QPlayOverThread;
class QDisplayThread;

struct _mddemo {
	int			 	SignPort;
	int				bDisplayOpen;			// 该port口是否打开
	pthread_mutex_t	DisplayPrepare;			// 这个标志是为了判断display线程是否已经退出显示
	int				playType;				// NULL or file or stream
	PREVIEWCONFIG	displayconf;			// 该port口的视频预览定义		
	PSDL_Overlay	pOverlaySurface;		// 该port口的YUV图像内存指针
	PSDL_Overlay    pOverLay[5];
	int 			OverLayPrepare;
			
	QPlayOverThread *playThread;
	QDisplayThread  *displayThread;
	UINT			bDisplayThreadRun;		// 该port口线程运行的状况
	
	sem_t			displaySem;				// 信号量	
	sem_t			FileEndSem;
	sem_t			beginSem;
	sem_t			changesem;

	int				ChannelHandle;			// 各个通道的句柄  file point	
	SDL_Rect		dstRect;				// 记录该路尺寸的大小
	pthread_mutex_t OverDisplay;		//下传码流控制锁定
	
	int				clienthandle;
	unsigned long	datasum;
	int				serverchan;
	char			serverip[16];
	char			filename[100];
	//QFile			*mdfile;
};

typedef struct _mddemo MDDEMO;

class QPlayOverThread : public QThread
{
	public:
		QPlayOverThread(MDDEMO *demo);
		virtual void run();
	
	private:
		MDDEMO *mdOver;
};


class QDisplayThread : public QThread
{
	public:
		QDisplayThread(MDDEMO *demo, SDL_Surface *display);
		virtual void run();
	
	private:
		MDDEMO *mdPlay;
		SDL_Surface *pOverlayScreen;
};


class Dsclass
{
	public:
		Dsclass (int port, int ChannelHandle, SDL_Surface *Screen);
		~Dsclass();
		MDDEMO 		  *mddemo;
		bool IsPlayOver();
		
		void StartFilePlay();
		void StartStreamPlay(char* pFileHead,int nHeadSize);		
		void StopPlay();

		void startDisplay();
		void stopDisplay();

		void startDisplayThread();
		void stopDisplayThread();
		void stopPlayOverThread();
		
		void SetdstRect(const int chan);	
		
	private:		
		SDL_Surface   *pOverlayScreen;
};

#endif