file:///home/linux/Desktop/mplayer.zip

#include "do.h" #include "show.h" int FileStat = 0; // 切换媒体文件字符串数组 STATING stat_get = STAT_FREE; VIDEO_MOD MODING = CYCLE_ORDER; extern char *filename[1024]; extern int filenum; void GetVideoFile(void) { DIR *fdir; fdir = opendir("/home/linux/Music"); if (NULL == fdir) { perror("fail to open"); exit(0); } struct dirent *pdir; while (1) { pdir = readdir(fdir); if (NULL == pdir) break; char *tmpbuf = pdir->d_name; while ('\0' != *tmpbuf) // 找末尾 { tmpbuf++; } while ('.' != *tmpbuf) // 找 . { tmpbuf--; } if (!strcmp(tmpbuf, ".mp3") || !strcmp(tmpbuf, ".mp4") || !strcmp(tmpbuf, ".avi") || !strcmp(tmpbuf, ".wma") || !strcmp(tmpbuf, ".rmvb") || !strcmp(tmpbuf, ".flv") || !strcmp(tmpbuf, ".rm")) { filename[filenum++] = pdir->d_name; } } } int GetChoose(void) // 接收选项 { char tmp[4]; fgets(tmp, 4, stdin); return atoi(tmp); } void Start_Pause(void) // 开始、暂停 { if (stat_get == STAT_FREE) //==========开始========= { char tmpbuf[1024] = {0}; sprintf(tmpbuf, "/home/linux/Music/%s", filename[FileStat]); stat_get = STAT_ON; pid_t pid = fork(); if (pid > 0) { // 父进程 } else if (pid == 0) { close(1); close(2); execlp("mplayer", "mplayer", "-slave", "-input", "file=./fifo_mp3", tmpbuf, NULL); execlp("mplayer", "mplayer", "-slave", "-input", "file=./fifo_mp3a", tmpbuf, NULL); perror("fail to mplayer"); } else { perror("fail to fork"); return; } } else //=============暂停pause============ { int fd = open("./fifo_mp3", O_WRONLY); if (-1 == fd) { perror("fail to open"); return; } write(fd, "pause\n", 6); if (stat_get == STAT_ON) { stat_get = STAT_PAUSE; } else if (stat_get == STAT_PAUSE) { stat_get = STAT_ON; } close(fd); } } void StopOff(void) // 停止 { int fd = open("./fifo_mp3", O_WRONLY | O_NONBLOCK); if (-1 == fd) { perror("fail to open"); return; } write(fd, "stop\n", 5); close(fd); stat_get = STAT_FREE; } void LastFile(void) // 上一个 { if (MODING == CYCLE_ORDER) // 顺序循环 { if (0 == FileStat) { printf("已是第一个文件无法切换上一个\n"); sleep(2); return; } StopOff(); // 关闭当前文件 FileStat--; Start_Pause(); // 播放 } else if (MODING == CYCLE_SINGLE) // 单曲循环 { StopOff(); // 关闭当前文件 Start_Pause(); // 播放 } else if (MODING == CYCLE_RANDOM) // 随机循环 { StopOff(); // 关闭当前文件 FileStat = rand() % filenum; Start_Pause(); // 播放 } } void NextFile(void) // 下一个 { if (MODING == CYCLE_ORDER) { if (filenum == (FileStat + 1)) { printf("最后一个文件无法切换下一个\n"); sleep(2); return; } StopOff(); // 关闭当前文件 FileStat++; Start_Pause(); // 播放 } else if (MODING == CYCLE_SINGLE) // 单曲循环 { StopOff(); // 关闭当前文件 Start_Pause(); // 播放 } else if (MODING == CYCLE_RANDOM) // 随机循环 { StopOff(); // 关闭当前文件 FileStat = rand() % filenum; Start_Pause(); // 播放 } } void SpeedOn(void) // 倍速播放 { ShowSpeed(); char tmp[12]; fgets(tmp, sizeof(tmp), stdin); if (!strcmp("last\n", tmp)) { return; } int fd = open("./fifo_mp3", O_WRONLY | O_NONBLOCK); // 管道会阻塞 if (-1 == fd) { perror("fail to open"); sleep(2); return; } int data = atoi(tmp); switch (data) { case 1: write(fd, "speed_set 1\n", 12); printf("\33[1m当前为 1 倍速\33[0m\n"); sleep(2); break; case 2: write(fd, "speed_set 2\n", 12); printf("\33[1m当前为 2 倍速\33[0m\n"); sleep(2); break; case 3: write(fd, "speed_set 4\n", 12); printf("\33[1m当前为 4 倍速\33[0m\n"); sleep(2); break; default: printf("\33[31m\33[1m输入不正确，请重新输入！！！\33[0m\n"); sleep(2); SpeedOn(); break; } close(fd); } void Location(void) // 定位 { ShowLocation(); char tmp[12]; fgets(tmp, sizeof(tmp), stdin); if (!strcmp("last\n", tmp)) { return; } int fd = open("./fifo_mp3", O_WRONLY | O_NONBLOCK); // 管道会阻塞 if (-1 == fd) { perror("fail to open"); sleep(2); return; } int data = atoi(tmp); char tmpbuf[1024] = {0}; if (data >= 0 && data <= 100) { sprintf(tmpbuf, "seek %d 1\n", data); write(fd, tmpbuf, strlen(tmpbuf)); close(fd); return; } printf("\33[31m\33[1m输入不正确，请重新输入！！！\33[0m\n"); sleep(2); Location(); } void VideoMode(void) // 播放方式 { ShowMode(); char tmp[12]; fgets(tmp, sizeof(tmp), stdin); if (!strcmp("last\n", tmp)) { return; } int fd = open("./fifo_mp3", O_WRONLY | O_NONBLOCK); // 管道会阻塞 if (-1 == fd) { perror("fail to open"); sleep(2); return; } int data = atoi(tmp); switch (data) { case 1: MODING = CYCLE_ORDER; printf("\33[1m当前为循环播放\33[0m\n"); sleep(2); break; case 2: MODING = CYCLE_SINGLE; printf("\33[1m当前为单曲循环\33[0m\n"); sleep(2); break; case 3: MODING = CYCLE_RANDOM; printf("\33[1m当前为随机播放\33[0m\n"); sleep(2); break; default: printf("\33[31m\33[1m输入不正确，请重新输入！！！\33[0m\n"); sleep(2); VideoMode(); break; } close(fd); } void QuitApp(void) // 退出 { StopOff(); printf("\33[42m\33[1m\33[31m 期待下次再见! \33[0m\n"); printf("\33[1m Mplayer已退出!!!\33[0m\n"); exit(0); }