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標題: 基于S5P6818芯片智能家居程序 [打印本頁]

作者: q1403587921 時間: 2022-5-8 17:32
標題: 基于S5P6818芯片智能家居程序
當用戶進入到系統主界面之后，能夠使用觸摸屏來實現智能家居功能模塊的切換以及選擇，控制家庭娛樂相冊的顯示切換上下圖像，切換音頻播放，切換視頻播放。整個項目綜合運用了目前主流的嵌入式開發技術，包括linux驅動，音視頻開發等等。

#include <stdio.h>//fopen
#include <errno.h>//perror
#include <stdlib.h>//exit
#include <sys/types.h>//open
#include <sys/stat.h>//open
#include <fcntl.h>//open
#include <sys/mman.h>//mmap
#include <linux/input.h>//struct input event
#include <stdlib.h>
#include <strings.h>

int  fd_event0 = 0;
char video_path[100]="/root/smart_home/video_file/1.avi";
char audio_path[100]="/root/smart_home/audio_file/1.mp3";
int  flag=0;

int  open_touch_screen(void);
int  close_touch_screen(void);
int  read_touch_screen_information(int  *x, int  *y);
int  S5P6818_bmp_24_800_480(const char *path);
int  picture_system(void);
int  main_system(void);
int  pic_circular_spread_right(char *pathname);
int  video_system(void);
int  audio_system(void);
int  play(char *mp3path, int select);
int  stop(int select);
int  cont(int select);
int  quit(int select);
int  next(int select);
int  last(int select);
int  back(void);

int main(int argc, char *argv[])
{
      main_system();
      return 0;
}

int  main_system(void)
{
      int get_x=0, get_y=0;
      char bmp_path[100]="/root/smart_home/images/jiemian.bmp";
S5P6818_bmp_24_800_480(bmp_path);

      open_touch_screen();

      while(1)
      {
            read_touch_screen_information(&get_x, &get_y);
            printf("(x,y):(%d,%d)\n", get_x, get_y);

            if(get_x>=640&&get_x<=760&&get_y>=35&&get_y<=130){

            picture_system();
               }
         else if(get_x>=640&&get_x<=760&&get_y>=195&&get_y<=295){

               video_system();
            }
         else if(get_x>=640&&get_x<=760&&get_y>=300&&get_y<=455)
            {

               audio_system();
            }
            else{
               printf("============\n");
               }
      }

      close_touch_screen();
}

int  picture_system(void)
{
      int get_x=0, get_y=0;
      char bmp_path[100]="/root/smart_home/images/001.bmp";
S5P6818_bmp_24_800_480(bmp_path);

      open_touch_screen();

      while(1)
      {
            read_touch_screen_information(&get_x, &get_y);
            printf("(x,y):(%d,%d)\n", get_x, get_y);
            if(get_x>=0&&get_x<=310&&get_y>45&&get_y<=480){

            bmp_path[26]=bmp_path[26]-1;
               if(bmp_path[26]== '0'){
                        bmp_path[26]=  '9';
               }
               pic_circular_spread_right(bmp_path);
         }
         else if(get_x>=500&&get_x<=775&&get_y>45&&get_y<=480){
            bmp_path[26]=bmp_path[26]+1;
               if(bmp_path[26]=='9'){
                        bmp_path[26]='0';
               }
               pic_circular_spread_right(bmp_path);
            }
            else if(get_x>755&&get_x<=800&&get_y>=0&&get_y<=45){
                     back();
            }
         else
            {
               printf("=============\n");
            }
      }

      close_touch_screen();
}

int  video_system(void)
{
      int ts_x, ts_y;
      int get_x=0, get_y=0;
      char bmp_path[100]="/root/smart_home/images/video.bmp";
S5P6818_bmp_24_800_480(bmp_path);

      open_touch_screen();

      while(1)
      {
            read_touch_screen_information(&get_x, &get_y);
            printf("(x,y):(%d,%d)\n", get_x, get_y);

            if(get_x>=290&&get_x<=480&&get_y>=300&&get_y<=480&&flag==0){
                     printf("====play======\n");
            play(video_path,1);
         }
         else if(get_x>=290&&get_x<=480&&get_y>=300&&get_y<=480&&flag==1){
                     printf("====stop======\n");
            stop(1);
            }
         else if(get_x>=290&&get_x<=480&&get_y>=300&&get_y<=480&&flag==2){
                     printf("====continue======\n");
            cont(1);
            }
            else if(get_x>=200&&get_x<290&&get_y>=300&&get_y<=480){
                     printf("====last======\n");
                     last(1);
            }
            else if(get_x>510&&get_x<=610&&get_y>=300&&get_y<=480){
                     printf("====next======\n");
                     next(1);
            }
            else if(get_x>700&&get_x<=780&&get_y>=390&&get_y<=480){
                     quit(1);
                     back();
            }
            else{
               printf("=============\n");
               }
      }

      close_touch_screen();
}

int  audio_system(void)
{
      int ts_x, ts_y;
      int get_x=0, get_y=0;
      char bmp_path[100]="/root/smart_home/images/music.bmp";
S5P6818_bmp_24_800_480(bmp_path);

      open_touch_screen();

      while(1)
      {
            read_touch_screen_information(&get_x, &get_y);
            printf("(x,y):(%d,%d)\n", get_x, get_y);

            if(get_x>=370&&get_x<=440&&get_y>=390&&get_y<=480&&flag==0){
                     printf("====play======\n");
            play(audio_path,2);
         }
         else if(get_x>=370&&get_x<=440&&get_y>=390&&get_y<=480&&flag==1){
                     printf("====stop======\n");
            stop(2);
            }
         else if(get_x>=370&&get_x<=440&&get_y>=390&&get_y<=480&&flag==2){
                     printf("====continue======\n");
            cont(2);
            }
            else if(get_x>=290&&get_x<350&&get_y>=390&&get_y<=480){
                     printf("====last======\n");
                     last(2);
            }
            else if(get_x>460&&get_x<=520&&get_y>=390&&get_y<=480){
                     printf("====next======\n");
                     next(2);
            }
            else if(get_x>755&&get_x<=800&&get_y>=0&&get_y<=45){
                     quit(2);
                     back();
            }
            else{
               printf("================\n");
               }
      }

      close_touch_screen();
}

int back(void)
{
      flag=0;
      main_system();
      return 0;
}

int play(char *mp3path, int select)
{
      char cmd[100]={0};
      switch(select)
      {
            case  1:
                     sprintf(cmd," mplayer  %s -zoom -x 800 -y 385 &",video_path);
            break;
            case  2:
                  sprintf(cmd," madplay  %s  &",audio_path);
            break;
            default:
            break;
      }
      printf("%s\n", cmd);
      system(cmd);
      flag=1;
      return 0;
}

int stop(int select)
{
      switch(select)
      {
            case  1:
                     system("killall -STOP mplayer");
            break;
            case  2:
                  system("killall -STOP madplay");
            break;
            default:
            break;
      }


      flag=2;
      return 0;
}

int cont(int select)
{
      switch(select)
      {
            case  1:
                     system("killall -CONT mplayer");
            break;
            case  2:
                  system("killall -CONT madplay");
            break;
            default:
            break;
      }
      flag=1;
      return 0;
}

作者: 無線大師 時間: 2022-11-30 08:44
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