161 lines
3.4 KiB
C
Executable File
161 lines
3.4 KiB
C
Executable File
#include <linux/input.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <pthread.h>
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#include "keyboard.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include "confile.h"
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#include "Util.h"
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#define KEY_EVENT_DEV0_NAME "/dev/input/event0"
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//#define KEY_EVENT_DEV0_NAME "/dev/input/event1"
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#define DEFAULT_MD_LEN 4096
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int switch_video;
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unsigned char key_value;
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int count=0;
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int osd_on=0;
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int *switch_memory_open(void) {
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char buf[128];
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int fd;
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sprintf(buf, "/video_switch");
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fd = shm_open(buf, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR);
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if(fd < 0) { perror("shm_open"); exit(1); }
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if (ftruncate(fd, 4096) == -1) { perror("ftruncate"); exit(1); }
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int *retval = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
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return retval;
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}
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int get_parameter(struct decoce_param *pparam)
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{
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if(confile_init()) {
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printf("config file(decoder.cfg) parse filed!\n");
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return -1;
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}
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pparam->sdi_switch = get_conf_int("sdi_switch", 0);
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pparam->osd_on = get_conf_int("osd_on", 0);
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printf("sdi %d osd %d ",pparam->sdi_switch,pparam->osd_on);
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return 0;
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}
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int main(int argc, char **argv)
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{
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int key_fd = 0;
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struct input_event key_event = {0};
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int ret;
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int port;
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int *switch_mode;
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struct decoce_param param;
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switch_video = atoi(argv[1]);
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int flag_down=0;
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int count_down=0;
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key_fd = open(KEY_EVENT_DEV0_NAME, O_RDONLY);
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if(key_fd <= 0)
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{
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printf("---open /dev/input/event0 device error!---\n");
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return ret;
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}
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switch_mode = switch_memory_open();
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get_parameter(¶m);
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switch_mode[0] = param.sdi_switch;
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count = param.sdi_switch;
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switch_mode[1] = param.osd_on;
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osd_on = param.osd_on;
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//printf("---count ----%d \n",count);
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while(1)
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{
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count=switch_mode[0];
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ret = read(key_fd, &key_event, sizeof(key_event));
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if(ret)
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{
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// printf("key_event.type %d EV_KEY %d \n",key_event.type,EV_KEY);
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// printf("key_event.value %d key_event.code %d count_down %d\n",key_event.value, key_event.code,count_down);
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if(key_event.type == EV_KEY && key_event.value == 1 )
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{
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flag_down=1;
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count_down=1;
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}else if(key_event.type == EV_KEY && key_event.value == 2){
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count_down++;
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}else if(key_event.type == EV_KEY && key_event.value == 0){
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if(flag_down == 1){ //短按
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if((key_event.code == 0x68) && (count_down < 25))
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{
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if(count==5||count==6){
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key_value = 0x01;
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count++;
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if(count == (switch_video+1)){
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count=5;
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}
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printf("count1 ----%d \n",count);
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//set_conf_int("sdi_switch",count);
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//save_confile("/root/decode.cfg");
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switch_mode[0] = count;
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}
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//printf("count ----%d \n",count);
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}
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if((count_down > 50) && (key_event.code == 0x68)){
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printf("long\n");
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osd_on ^= 0x01;
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switch_mode[1] = osd_on;
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//set_conf_int("osd_on",osd_on);
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//save_confile("/root/decode.cfg");
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}
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}
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flag_down =0;
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count_down =0;
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}
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}
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}
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}
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