npm install --save fluent-ffmpeg  //使用js編碼的用戶,可以忽略下條命令  npm install --save @types/fluent-ffmpeg 

  const ffmpegPath = "./dist/ffmpegProgram/bin/ffmpeg.exe";  const ffprobePath = "./dist/ffmpegProgram/bin/ffprobe.exe";  const flvtoolPath = "./dist/ffmpegProgram/bin/ffplay.exe";  export function startPushVideo():void{    getCommands().then((commands:ffmpegPaths[])=>{      for(let key in commands){        let command = commands[key];        //設置輸入流地址        let ffCommand = ffmpeg(command.inputPath)        //設置輸出流地址        .output(command.outputPath)        //因需要打包客戶端軟件,故而將ffmpeg打包進軟件中        //需設置各應用程序的對應路徑        //若僅在本機使用,可以跳過該步驟        //設置環境變量,添加 PATH 即可        .setFfmpegPath(ffmpegPath)        .setFfprobePath(ffprobePath)        .setFlvtoolPath(flvtoolPath)        //為保證靈活性,非必須參數采用配置文件讀取模式        .size(command.size);        for(let key in command.args){          ffCommand.outputOption(command.args[key]);        }        ffCommand.on("start",(commandLine)=>{          //commandLine 為實際上調用的命令行命令,拼接邏輯為          //您的ffmpeg所在路徑 -i inputOptions 您的拉流協議和路徑 outputOptions 推送流協議和地址          //ffmpeg -i "rtsp://yourPullUrl" -f flv -r 25 -s 640x480 -an "rtmp://yourPushUrl"          console.log('[' + showTime() + '] Vedio is Pushing !');          console.log('[' + showTime() + '] Spawned Ffmpeg with command !');          console.log('[' + showTime() + '] Command: ' + commandLine);        })        .on('error', function(err, stdout, stderr) {          console.log('error: ' + err.message);          console.log('stdout: ' + stdout);          console.log('stderr: ' + stderr);        })        .on('end', function() {          console.log('[' + showTime() + '] Vedio Pushing is Finished !');        })        .run();      }    },(error)=>{      console.log('error: ' + error);    })  }