main.c

这个是Linux下的应用程序

			for(i_fast = 0; i_fast < 5; i_fast++)
                        {
                                fread(mux_data,sizeof(unsigned short),3,fp);
                                rx_id = ((mux_data[2] & 0xff00) >> 8);
                                decoder_size = ((mux_data[2] << 8) & 0xff00) + rx_id;
                                file_length -= decoder_size;
                                fseek(fp,(unsigned long)decoder_size,SEEK_CUR);
                                if(file_length <= 0 )
                                {
                                        replay_state = REPLAY_STOP;
                                        break;
                                }
                        }
                        for(i_fast = 0; i_fast < 10; i_fast++)
                        {
                                if(file_length <= 0)
                                {
                                        replay_state = REPLAY_STOP;
                                        break;
                                }
                                fread(mux_data,sizeof(unsigned short),3,fp);
                                rx_id = ((mux_data[2] & 0xff00) >> 8);
                                decoder_size = ((mux_data[2] << 8) & 0xff00) + rx_id;
                                printf("&&&& PES packet length is %x &&&&\n",decoder_size);
                                file_length -= decoder_size;
                                fread((mux_data + 3),sizeof(unsigned short),decoder_size/2,fp);
                                decoding_stream_write(mux_data,(unsigned long )decoder_size+6);
                        }
			if(i_num == 1)
                        {
                                temp = ((length - (int)(file_length >> 16))*675/length);
                                printf("temp1 is %f\n",temp);
                                fill_rect(25,546,temp,30,1,0);
                                usleep(50);
                                i_num = 0;
                        }
                        i_num++;
                        if(file_length <= 0)
                                replay_state = REPLAY_STOP;

			break;
		case REPLAY_STOP	:	
			usleep(500000);
			video_decoder_stop(VIDEO_ONLY);
			fclose(fp);
			replay_state = 5;
			input_state=INPUT_PLAY;
			fill_rect(0,0,720,576,0,0);
                        file_osd_display();
			break;
		case REPLAY_PAUSE	:
			break;
		case REPLAY_PICTURE	:
			printf("display picture\n");
			display_picture();
			replay_state = REPLAY_PAUSE;
			break;
	}
	return 0;
}
#if 1
//=======================================================================
// 功能 监测U盘存储容量
//
// 2007.12.30
// 2008.1.12	修改 U盘容量达到90%时报警
// author:齐晓龙
//========================================================================
void u_memory(void)
{
	char *u_str;
	FILE *fu;
	char u_tip[]="ALARM:STORAGE FULL";
	
	u_str = (char *)malloc(50);
	system("df /dev/sda1 | grep /dev/sda1>/tmp/m.txt");
	if((fu = fopen("/tmp/m.txt","r")) == NULL)
	{
		printf("open memory fail !!!\n");
		return ;
	}
	fseek(fu,51,SEEK_SET);
	fread(u_str,sizeof(char),3,fu);
	if(u_str[1] == '9' || u_str[0] == '1')
	{
		fill_rect(100,300,500,48,6,0);
		display_string(200,316,u_tip,0);
	}
	fclose(fu);
	free(u_str);
}
#endif
/****************************************************************************/
// 功能		配置	key = 1 display file  key = 2 format U disk
//
// 2007.12.18
/****************************************************************************/
#if 0
int configure(void)
{
	if(key == 1)
	{

		system("rm /tmp/u.txt");
                usleep(10000);
                system("ls /mnt/nfs > /tmp/u.txt");
                usleep(20000);
                if((fp = fopen("/tmp/u.txt","r")) == NULL)
                {
                        printf("open file %s is fail\n","/tmp/u.txt");
                        return 0;
                }
                ch = 0;
                num = 0;
                while(!feof(fp))
                {
                        temp = fgetc(fp);
                        if(temp != '\n')
                        {
                                string1[ch] = temp;
                                ch++;
                        }
                        else
                        {
                                string1[ch] = '\0';
                                ch = 0;
                                string0[0] = num + 0x31;                //ASCII CODE
                                string0[1] = '.';
                                string0[3] = '\0';
                                display_string (0x95,(0x80+num*20),string0, 0);
                                display_string (0x100,(0x80+num*20),string1, 0);
                                num++;
                        }
		}
                while(mykey() != 2);
                osd_on_off(0,1);
	}
	if(key == 2)
	{
		system("umount /dev/sda1");
                usleep(5000);
                system("mkfs.vfat /dev/sda1");
                usleep(500000);	
	}
	return 0;

}
#endif
/***************************************************************************/
// 功能		抓拍
//
// 2007.12.18
/**************************************************************************/
int capture(void)
{
        encoding_stream_read(mux_data);
        printf("the first word is 0x%4x\n",mux_data[0]);
        if((mux_data[0] & 0x0002) != 0x0002)
        {
               printf("###### Stream Format is Wrong !!! ######\n");
               return 0;
        }
        stream_size = mux_data[1]*16*2;
        fwrite((mux_data +4),sizeof(unsigned short),(unsigned long)(stream_size/2),fp);
        fclose(fp);
	video_encoder_stop(VIDEO_ONLY);
	return 0;
}
/************************************************************************/
// 功能 显示图片
//
// 2007.12.18
// 2008.1.10   修改 播放循环为50
// author: 齐晓龙
/***********************************************************************/ 
void display_picture(void)
{
	int num;
	fread(mux_data,sizeof(unsigned short),3,fp);
        rx_id = ((mux_data[2] & 0xff00) >> 8);
        decoder_size = ((mux_data[2] << 8) & 0xff00) + rx_id;
        printf("&&&& PES packet length is %x &&&&\n",decoder_size);
        file_length -= decoder_size;
        fread((mux_data + 3),sizeof(unsigned short),decoder_size/2,fp);
	for(num = 0 ; num < 50; num++)
        	decoding_stream_write(mux_data,(unsigned long )decoder_size+6);
	
}

unsigned char promt_text[200];
unsigned char promt_sel_index=0;
#define PROMT_LEFT    	200
#define PROMT_TOP	400
#define PROMT_WIDTH	320
#define PRONT_HEIGHT	120
#define PROMT_TEXT_LEFT		PROMT_LEFT+20
#define PROMT_TEXT_TOP		PROMT_TOP+20
#define PROMT_YES_LEFT		PROMT_LEFT+40
#define PROMT_NO_LEFT		PROMT_LEFT+320-96
#define PROMT_BUTTON_TOP 	PROMT_TOP+100-20
#define PROMT_BACK_COLOR 	'd'-'a'
#define PROMT_SEL_COLOR  	'h'-'a'
#define PROMT_BUTTON_COLOR 	'l'-'a'
#define PROMT_BUTTON_WIDTH 	56
#define PROMT_BUTTON_HEIGHT 	24
void promt_show(unsigned char promt_state)
{
	if(promt_state ==0)
	{
		fill_rect(PROMT_LEFT,
		PROMT_TOP,
		PROMT_WIDTH,
		PRONT_HEIGHT,
		0,
		0);
		return;
	}
	fill_rect(PROMT_LEFT,
                PROMT_TOP,
                PROMT_WIDTH,
                PRONT_HEIGHT,
                PROMT_BACK_COLOR,
                0);
	display_string(PROMT_TEXT_LEFT,
		PROMT_TEXT_TOP,
		promt_text,0);
	if(promt_sel_index==0)
	{
		fill_rect(PROMT_YES_LEFT-4,
			PROMT_BUTTON_TOP-4,
			PROMT_BUTTON_WIDTH,
			PROMT_BUTTON_HEIGHT,
			PROMT_SEL_COLOR,
			0);
		fill_rect(PROMT_NO_LEFT-4,
                        PROMT_BUTTON_TOP-4,
                        PROMT_BUTTON_WIDTH,
                        PROMT_BUTTON_HEIGHT,
                        PROMT_BUTTON_COLOR,
			0);
	}
	else
	{
		fill_rect(PROMT_YES_LEFT-4,
                        PROMT_BUTTON_TOP-4,
                        PROMT_BUTTON_WIDTH,
                        PROMT_BUTTON_HEIGHT,
                        PROMT_BUTTON_COLOR,
                        0);
                fill_rect(PROMT_NO_LEFT-4,
                        PROMT_BUTTON_TOP-4,
                        PROMT_BUTTON_WIDTH,
                        PROMT_BUTTON_HEIGHT,
                        PROMT_SEL_COLOR,
                        0);

	}
		display_string(PROMT_YES_LEFT,
			PROMT_BUTTON_TOP,
			"yes",
			0);
   		display_string(PROMT_NO_LEFT,
                        PROMT_BUTTON_TOP,
                        "no",
                        0);
}
void key_left(void)
{
	if(replay_state==REPLAY_FAST)
	{
		replay_state=REPLAY_NORMAL;
		return;
	}
	if(bool_state == BOOL_STATE_SELECT)
	{
		if(promt_sel_index==1)
		{
			promt_sel_index=0;
			promt_show(1);
		}
		return;
	}
	if(input_state==INPUT_MENU)
	{
		if(focus_index>0)
                 	focus_index--;
              	else
              	        focus_index=3;
                button_show('e'-'a','l'-'a',focus_index);
		return;
	}	
}
void key_right(void)
{
	if(replay_state==REPLAY_NORMAL)
	{
		replay_state=REPLAY_FAST;
		return;
	}
	if(bool_state==BOOL_STATE_SELECT)
	{
		if(promt_sel_index==0)
		{
			promt_sel_index=1;
			promt_show(1);
		}
		return;
	}
	if(input_state==INPUT_MENU)
        {
                if(focus_index<3)
                        focus_index++;
                else
                        focus_index=0;
                button_show('e'-'a','l'-'a',focus_index);
 		return;                                                                               
        }

}
void key_up(void)
{
    if(bool_state==BOOL_STATE_SELECT)
    {
         return;
    }
    if(input_state==INPUT_PLAY
	|| input_state==INPUT_CONFIG)
    {
	if(line_current==0 && line_sel==0)
		return;
	if(line_sel==0)
	{
		line_current=line_current-10;
		line_sel=9;	
		u_file_show();
		file_osd_display();
		return;
	}
	line_sel--;
	file_osd_display();
   }	
}
void key_down(void)
{ 
    if(bool_state==BOOL_STATE_SELECT)
	return;
    if(input_state==INPUT_PLAY	
	|| input_state==INPUT_CONFIG)
    {
	if(line_count-line_current <=10 && line_sel==9)
	{
		return;
	}
	if(line_sel==line_count-1)
		return;
	if(line_sel==9)
	{
		line_current=line_current+10;
		u_file_show();
		line_sel=0;
		file_osd_display();
		return;
	}
	line_sel++;
	file_osd_display();
    }		
}
void key_yes(void)
{
	if(bool_state==BOOL_STATE_SELECT)
	{
		if(promt_sel_index==1)
		{
			promt_show(0);
			switch(input_state)
			{
			  	case INPUT_RECORD_CHECK:
					input_state=INPUT_MENU;
				break;
				
			}
		}
		else
		{
		    switch(input_state)
		    {
                        case INPUT_PLAY:
				fill_rect(0,0,720,576,'a'-'a',0);
				sprintf(file_to_play,"%s",file_name[line_sel]);
				input_state=INPUT_PLAY_START;
				play_state=PLAY_STOP;
			break;
			case INPUT_PLAY_START:
				input_state=INPUT_PLAY;
				usleep(100000);
	                        video_decoder_stop(VIDEO_ONLY);
        	                fclose(fp);
				fill_rect(0,0,720,576,0,0);
				file_osd_display();
				promt_show(0);
				//play_stop
			break;
			case INPUT_CONFIG:
				{ 
				char cmd_delete[50]="rm /mnt/nfs/";
                                sprintf(file_to_play,"%s",file_name[line_sel]);                                                                              
        		//printf("Get file bath !!! \n");
        			strcat(cmd_delete,file_to_play);
				system(cmd_delete);
				if(line_sel!=0)
				{
					if(line_count<line_current+line_sel+1)
						line_sel-=1;	
					
				}
				else
				{
					if(line_current >line_count-1
					&& line_current >10)
					{
						line_current-=10;
						line_sel=9;
					}
				}
				//if(line_set!=0)
				promt_show(0);
				fill_rect(0,0,720,576,'a'-'a',0);
				u_file_show();
				file_osd_display();
				bool_state=BOOL_STATE_NONE;
				//key_up();
				return;
				}
			break;
			case INPUT_RECORD:
				input_state=INPUT_MENU;
                		fill_rect(0,0,720,576,'a'-'a',0);
                		title_display();
                		button_show('e'-'a','l'-'a',focus_index);
				//video_encoder_stop(VIDEO_ONLY);
                                //fclose(fp);
			break;
			case INPUT_RECORD_CHECK:
				fill_rect(0,0,720,576,'a'-'a',0);
				date_set();	
				//input_state=INPUT_RECORD;
				input_state=INPUT_MENU;
				fill_rect(0,0,720,576,'a'-'a',0);
                                title_display();
                                button_show('e'-'a','l'-'a',focus_index);
				//record_state=RECORD_STOP;
			break;
		    }	
		}
		bool_state=BOOL_STATE_NONE;
		return;
	}
	if(input_state==INPUT_PLAY_START)
	{
		if(play_state==PLAY_START)
		{
			play_state=PLAY_PAUSE;
		}
		else
		{
			play_state=PLAY_START;
		}
	}
	if(input_state==INPUT_NORMAL)
	{
		input_state=INPUT_MENU;		//齐晓龙 修改
		//input_state = INPUT_RECORD; 
		fill_rect(0,0,720,576,'a'-'a',0);
                title_display();
                button_show('e'-'a','l'-'a',focus_index);
		return;
	}
	if(input_state==INPUT_MENU)
	{
		switch((focus_index))
		{
			case 0://record
				//sprintf(promt_text,"%s","start record");
				promt_sel_index=0;
				
				fill_rect(0,0,720,576,'a'-'a',0);
                                date_set();
                                //input_state=INPUT_RECORD;
                                input_state=INPUT_MENU;
                                fill_rect(0,0,720,576,'a'-'a',0);
                                title_display();
                                button_show('e'-'a','l'-'a',focus_index);
				
				//promt_show(1);
				//input_state=INPUT_RECORD_CHECK;
				//bool_state=BOOL_STATE_SELECT;
				//video_encoder_stop(VIDEO_ONLY);
                		//fclose(fp);
			break;
			case 1://capture
				input_state=INPUT_CAPTURE;
				capture_state = CAPTURE_NOW;
				//promt_show(0);
				fill_rect(0,0,720,576,'a'-'a',0);
			break;
			case 2://play
	                	fill_rect(0,0,720,576,'a'-'a',0);
				input_state=INPUT_PLAY;
				line_current=0;
				line_sel=0;
				u_file_show();
				usleep(100);
				file_osd_display();
			break;
			case 3://config
				input_state=INPUT_CONFIG;
				
				fill_rect(0,0,720,576,'a'-'a',0);
                                //input_state=INPUT_PLAY;
                                line_current=0;
                                line_sel=0;
                                u_file_show();
                                usleep(100);
                                file_osd_display();
			break;
		}
		return;
	}
	if(input_state==INPUT_PLAY)
	{
		sprintf(promt_text,"play:%s",file_name[line_sel]);
		promt_sel_index=0;
		promt_show(1);
		
		bool_state=BOOL_STATE_SELECT;
		return;
	}
	if(input_state==INPUT_CONFIG)
	{
		sprintf(promt_text,"delete:%s",file_name[line_sel]);
                promt_sel_index=0;
                promt_show(1);
                                                                                                               
                bool_state=BOOL_STATE_SELECT;

		return;
	}
	
}
void key_no(void)
{