hisi_SS524V100_SDK/mpp/sample/sdi_cut/anjian_send.cbk

#include <linux/input.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdint.h>
#include <pthread.h> 
#include "keyboard.h"
#include <unistd.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <string.h>  
#include <sys/socket.h>  
#include <netinet/in.h>  
#include <arpa/inet.h>  
#include <netdb.h>  
#include <unistd.h>
#include <sys/types.h>
#include <sys/time.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <arpa/inet.h>
#include <netdb.h>
#include "confile.h"
#include "Util.h"

#define  KEY_EVENT_DEV0_NAME    "/dev/input/event1"
//#define  KEY_EVENT_DEV0_NAME    "/dev/input/event3"
 
#define DEFAULT_MD_LEN 4096
int switch_video;
unsigned char key_value;

static pthread_t pkts_thread;
int count=0;
int osd_on=0;
int light=0;

 int socket_descriptor;
 struct sockaddr_in address;


void * memmap(unsigned int phy_addr, unsigned int size);
void* pkts_worker(void *arg)
{

        printf("pkts_worker...\n");

	int anjian_switch=0;

	uint32_t ulOld;
        int read_key;
        void* pMem  = NULL;

	
        while(1)
        {

	//	pMem = memmap(0x12150000, DEFAULT_MD_LEN); //gpio0
	///	ulOld = *(uint32_t *)((char *)pMem + 0x3FC); //data
	//	read_key = (ulOld &0x04)>>2; //get gpio0_2 value   0:FA 1:FE
	  //      printf("read_key: %d\n\r",read_key);
	//	if(read_key==0x0)
	//	{
	//		mode=0;
			//count=1;
			//printf("key %d\n",key);
	//	}else
	//		mode= -1;

		//	printf("mode %d\n",mode);
		anjian_switch =count;
		if(anjian_switch ==(switch_video+1)){
                    anjian_switch =1;
                }

		printf("-------------%x\n",anjian_switch);
		sendto(socket_descriptor,&anjian_switch,4,0,(struct sockaddr *)&address,sizeof(address));
		usleep(500000);
	
	}
}

int *switch_memory_open(void) {
        char buf[128];
        int fd;
        sprintf(buf, "/switch_mode");
        fd = shm_open(buf, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR);
        if(fd < 0) { perror("shm_open"); exit(1); }
         if (ftruncate(fd, 4096) == -1) { perror("ftruncate"); exit(1); }
        int *retval = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
        return retval;
}

int get_parameter(struct decoce_param *pparam)
{
	if(confile_init()) {
        	printf("config file parse filed!\n");
        	return -1;
   	}
   	pparam->sdi_switch     = get_conf_int("sdi_switch", 0);
   	pparam->osd_on     = get_conf_int("osd_on", 0);
   	//pparam->light     = get_conf_int("light", 0);
   	printf("sdi %d osd %d ",pparam->sdi_switch,pparam->osd_on);
   	return 0;
}



int main(int argc, char **argv)
{


	int key_fd  = 0;
	struct input_event key_event  = {0};
	int ret;	
	int port;
	int *switch_mode;
	int len;
	pthread_attr_t attr;

	struct decoce_param param;

	//switch_video = 6;

	bzero(&address,sizeof(address));  
    	address.sin_family=AF_INET;  
    	address.sin_addr.s_addr=inet_addr(argv[1]);
    	port = atoi(argv[2]);
    	address.sin_port=htons(port);  
  
    	socket_descriptor=socket(AF_INET,SOCK_DGRAM,0);//IPV4

	switch_video = atoi(argv[3]);

	int flag_down=0;
	int count_down=0;

	key_fd = open(KEY_EVENT_DEV0_NAME, O_RDONLY);
	if(key_fd <= 0)
	{
		printf("---open /dev/input/event0 device error!---\n");
		return ret;
	}
	pthread_attr_init(&attr);
    	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
    	len = pthread_create(&pkts_thread, &attr, pkts_worker, NULL);
    	pthread_attr_destroy(&attr);

	switch_mode = switch_memory_open();
	get_parameter(&param);
	//printf("---\n");
	switch_mode[0] = 0x01;	
	count = param.sdi_switch;
	switch_mode[1] = param.osd_on;		
	osd_on =  param.osd_on;
	while(1)
	{
		ret = read(key_fd, &key_event, sizeof(key_event));
		
		if(ret)
		{
		//	printf("key_event.type %d EV_KEY %d \n",key_event.type,EV_KEY);
		//	printf("key_event.value %d key_event.code %d count_down %d\n",key_event.value, key_event.code,count_down);
			if(key_event.type == EV_KEY && key_event.value == 1 )
			{
				flag_down=1;
				count_down=1;
				
			}else if(key_event.type == EV_KEY && key_event.value == 2){
				count_down++;

			}else if(key_event.type == EV_KEY && key_event.value == 0){
			
				if(flag_down == 1){  //短按
					if((key_event.code == 0x68) && (count_down < 25))
					{
						key_value = 0x01;
						count++;
						if(count == (switch_video+1)){
							count=1;
						}

						set_conf_int("sdi_switch",count);
						//set_conf_int("light",switch_mode[3]);
						save_confile("/root/decode.cfg");
						switch_mode[0] = count;
						
						sendto(socket_descriptor,&count,4,0,(struct sockaddr *)&address,sizeof(address));
						printf("count ----%d \n",count);
					}

					 if((count_down > 50) && (key_event.code == 0x68)){
                                        	printf("long\n");
                                        	osd_on ^= 0x01;
                                        	switch_mode[1] = osd_on;
                        		//              count_down=0;
                                	 	//set_conf_int("light",switch_mode[3]);
						set_conf_int("osd_on",osd_on);
						save_confile("/root/decode.cfg");
					
					 }
	
				
				//	count_down=0;
				}

				
				flag_down =0;
				count_down =0;		

			}
		}	

	}
 
}