diff --git a/libs/ffmpeg/utils.js b/libs/ffmpeg/utils.js
index e9d1d4db..ae7c821f 100644
--- a/libs/ffmpeg/utils.js
+++ b/libs/ffmpeg/utils.js
@@ -81,6 +81,7 @@ module.exports = (s,config,lang) => {
         streams.forEach((stream) => {
             try{
                 const codecType = stream.codec_type || 'video'
+                if(!streamIndex[codecType])streamIndex[codecType] = []
                 const simpleInfo = {
                     fps: eval(stream.r_frame_rate) || '',
                     width: stream.coded_width,
diff --git a/libs/monitor/utils.js b/libs/monitor/utils.js
index b33ad1ec..08bf211a 100644
--- a/libs/monitor/utils.js
+++ b/libs/monitor/utils.js
@@ -71,19 +71,26 @@ module.exports = (s,config,lang) => {
             if(activeMonitor.childNode){
                 s.cx({f:'kill',d:s.cleanMonitorObject(e)},activeMonitor.childNodeId)
             }else{
-                if(proc && proc.kill){
-                    if(s.isWin){
-                        spawn("taskkill", ["/pid", proc.pid, '/t'])
-                    }else{
-                        proc.kill('SIGTERM')
-                    }
-                    setTimeout(function(){
-                        try{
-                            proc.kill()
-                        }catch(err){
-                            s.debugLog(err)
+                try{
+                    proc.stdin.write("q\r\n")
+                    setTimeout(() => {
+                        if(proc && proc.kill){
+                            if(s.isWin){
+                                spawn("taskkill", ["/pid", proc.pid, '/t'])
+                            }else{
+                                proc.kill('SIGTERM')
+                            }
+                            setTimeout(function(){
+                                try{
+                                    proc.kill()
+                                }catch(err){
+                                    s.debugLog(err)
+                                }
+                            },1000)
                         }
                     },1000)
+                }catch(err){
+                    s.debugLog(err)
                 }
             }
         }