122 lines
2.4 KiB
C
122 lines
2.4 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <sys/time.h> // gettimeofday
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#include <sys/stat.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <sys/ioctl.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 <errno.h>
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#include "serial.h"
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#include "uartinf.h"
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#include "confile.h"
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#include "udp_util.h"
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#include "Util.h"
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char _rx_data[1024];
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int switch_video;
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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 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 n_read;
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char buffer[1024];
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char buffer1[1024];
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int *switch_mode;
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int len;
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int anjian;
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int anjian_pre;
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int mode;
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int count ;
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struct decoce_param param;
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switch_video = 5;
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int fd_param;
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int *buffer_param;
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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("osd: %d count %d \n",osd_on,count);
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n_read = uart_init(ROUTE_UART, "/dev/ttyAMA0", 115200, 'N');
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if(n_read <=0 ) {
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printf("open /dev/ttyAMA4 failed\n");
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return -1;
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}
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buffer[0]=0xaa;
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buffer[1]=0x01;
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buffer[2]=switch_mode[0];
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buffer[3]=0x55;
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//anjian=switch_mode[10];
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//anjian_pre = anjian;
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for(int i=0;i<20;i++){
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uart_write(ROUTE_UART, buffer);
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usleep(100000);
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//sleep(1);
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}
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while(1){
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n_read = uart_get(ROUTE_UART, _rx_data);
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if(n_read>0){
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printf("0 %x %x anjian %x",_rx_data[0],_rx_data[1],_rx_data[38]);
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set_conf_int("sdi_switch",_rx_data[2]);
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save_confile("/root/decode.cfg");
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switch_mode[0] = _rx_data[2];
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switch_mode[1] = osd_on;
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}
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}
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}
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