168 lines
4.2 KiB
C
168 lines
4.2 KiB
C
#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 <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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int switch_video;
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//unsigned char key_value;
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char buf_kill_rtsp[1024];
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char buf[1024];
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int *switch_uart(void) {
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char buf1[128];
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int fd;
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sprintf(buf1, "/video_mode");
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fd = shm_open(buf1, 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 *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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void rtsp_play(int switch_index, int kill_port, int start_por){
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printf("+++++++++++++++++++++++++%d time out\n" ,switch_index);
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sprintf(buf_kill_rtsp,"./kill_rtsp.sh %d",kill_port);
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system(buf_kill_rtsp);
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printf("%s \n",buf_kill_rtsp);
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sprintf(buf,"./start_rtsp.sh %d",start_por);
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system(buf);
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printf("%s \n",buf);
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}
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void handle_buffer1(int *switch_mode, int buffer_val1){
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if(buffer_val1>0){
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if(switch_mode[2]==0x55){
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rtsp_play(1,4,buffer_val1*6-5);
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}
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if(switch_mode[3]==0x55){
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rtsp_play(2,5,buffer_val1*6-4);
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}
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}}
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void handle_buffer2(int *switch_mode, int buffer_val2,int buffer_val3,int buffer_val4){
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if(buffer_val2==0x01){
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if(buffer_val3>0){
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if(switch_mode[4]==0x55){
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rtsp_play(1,6,buffer_val3*6-3);
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}
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}
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if(buffer_val4>0){
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if(switch_mode[5]==0x55){
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rtsp_play(2,7,buffer_val4*6-2);
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}
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}
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}else if(buffer_val2==0x10){
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if(buffer_val3>0){
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if(switch_mode[4]==0x55){
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rtsp_play(3,8,buffer_val3*6-1);
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}
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}
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if(buffer_val4>0){
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if(switch_mode[5]==0x55){
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rtsp_play(4,9,buffer_val4*6);
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}
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}
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}
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}
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int main(int argc, char **argv)
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{
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int *switch_mode;
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int *buffer;
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int buffer_pre[5];
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switch_mode = switch_memory_open();
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buffer = switch_uart();
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buffer_pre[1] = buffer[1];
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buffer_pre[2] = buffer[2];
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buffer_pre[3] = buffer[3];
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buffer_pre[4] = buffer[4];
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//handle_buffer1(switch_mode, buffer[1]);
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//handle_buffer2(switch_mode,buffer[2],buffer[3],buffer[4]);
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#if 1
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while(1)
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{
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if(switch_mode[2]==0x55||switch_mode[3]==0x55||switch_mode[4]==0x55||switch_mode[5]==0x55){
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handle_buffer1(switch_mode, buffer[1]);
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printf("handle_buffer1 \n");
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handle_buffer2(switch_mode,buffer[2],buffer[3],buffer[4]);
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}
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if((buffer[1] != buffer_pre[1] )&&buffer[1]>0){
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// printf("buffer[1]%x %x",buffer_pre[1],buffer[1]);
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rtsp_play(2,4,buffer[1]*6-5);
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rtsp_play(3,5,buffer[1]*6-4);
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buffer_pre[1] = buffer[1];
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}
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if((buffer[2] != buffer_pre[2] )&&buffer[3]>0 &&buffer[4]>0){
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// 处理buffer[2][3][4]
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if(buffer[2]==0x01){
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rtsp_play(4,10,buffer[3]*6-3);
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rtsp_play(5,11,buffer[4]*6-2);
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}else if(buffer[2]==0x10){
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rtsp_play(4,10,buffer[3]*6-1);
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rtsp_play(5,11,buffer[4]*6);
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}
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buffer_pre[2] = buffer[2];
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}
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if((buffer[3] != buffer_pre[3] )&&buffer[3]>0){
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if(buffer[2]==0x01){
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rtsp_play(4,10,buffer[3]*6-3);
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}else if(buffer[2]==0x10){
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rtsp_play(4,10,buffer[3]*6-1);
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}
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buffer_pre[3] = buffer[3];
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}if((buffer[4] != buffer_pre[4] )&&buffer[4]>0){
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if(buffer[2]==0x01){
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rtsp_play(5,11,buffer[4]*6-2);
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}else if(buffer[2]==0x10){
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rtsp_play(5,11,buffer[4]*6);
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}
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buffer_pre[4] = buffer[4];
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}
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usleep(8000000);
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}
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#endif
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}
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