fix bug of stop script

@@ -23,11 +23,11 @@ pids=`ps aux|grep python|grep research|grep "api-server"|awk '{print $2}'`; for
 # step 6: publish demo live stream 
 echo "停止FFMPEG推送demo流(播放器上12路演示)"
 ps aux|grep scripts|grep "ffmpeg.demo.sh"
-pids=`ps aux|grep scripts|grep "/ffmpeg.demo.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+pids=`ps aux|grep scripts|grep "/_ffmpeg.demo.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
 
 # step 7: publish players live stream 
 echo "停止FFMPEG推送players流(播放器上演示用)"
 ps aux|grep scripts|grep "ffmpeg.players.sh"
-pids=`ps aux|grep scripts|grep "/ffmpeg.players.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+pids=`ps aux|grep scripts|grep "/_ffmpeg.players.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
 
 echo "SRS系统服务均已停止"