diff --git a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
index 6d98247..291bb56 100644
--- a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
+++ b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/CCSpatialVideoDisplayController.swift
@@ -425,11 +425,15 @@ class CCSpatialVideoDisplayController: BaseController {
     
     //当isAirPlayActive值改变时会调用该方法
     func setttinisScreenMirroring(isScreenMirroring:Bool){
+        customPlayer.isPlayingOnExternalScreen = isScreenMirroring
+        
         releaseVideoComposition()
         
         //已连接
         if(isScreenMirroring){
             self.dealTaskWhenExternalScreenConnect()
+            customPlayer.currentED = 0//串流中,就将ed默认设置为0
+            CustomParamBoardView.exHidenBoard()
         }else{
             //未连接
             self.dealTaskWhenExternalScreenDisConnect()
diff --git a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomPlayer.swift b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomPlayer.swift
index 2f3250f..de220d2 100644
--- a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomPlayer.swift
+++ b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomPlayer.swift
@@ -17,6 +17,8 @@ class ZZHCustomPlayer: UIView {
     var maskViewTapCallback:CustomMaskViewTapCallback?
     //标记是否为横屏
     var isLandscape:Bool = false
+    //标记是否正在串流中
+    var isPlayingOnExternalScreen = false
     //视频资源
     var sourceVideoURL:URL?
     var assetTrack:AVAssetTrack?
@@ -233,7 +235,7 @@ class ZZHCustomPlayer: UIView {
             self?.currentED = 0
         }, dismissCallback:{[weak self] in
             self?.saveParams()
-        },scale: currentScale, ed: currentED)
+        },scale: currentScale, ed: currentED,canChangeED: isPlayingOnExternalScreen)
     }
     
     //通过slider进行seek播放时间点
diff --git a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomSlider.swift b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomSlider.swift
index 0d3412f..1de537b 100644
--- a/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomSlider.swift
+++ b/SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomSlider.swift
@@ -325,6 +325,12 @@ class CustomParamBoardView: UIView {
     var edSlider:CCSlider?
     var edTitleLabel:UILabel?
     
+    //标记是否在串流,串流中,则隐藏瞳距,不允许调节
+    var isPlayingOnExternalScreen = false {
+        didSet {
+            upadteUIWithIsPlayingOnExternalScreen(isPlayingOnExternalScreen)
+        }
+    }
     let bgViewHeight = 400
     lazy var bgView:UIView = {
        let bg = UIView()
@@ -357,6 +363,25 @@ class CustomParamBoardView: UIView {
     
     let superBgView = UIView()
     
+    //更新是否显示瞳距的按钮
+    func upadteUIWithIsPlayingOnExternalScreen(_ isPlayingOnExternalScreen:Bool)  {
+        edSlider?.isHidden = isPlayingOnExternalScreen
+        edTitleLabel?.isHidden = isPlayingOnExternalScreen
+        
+        if isPlayingOnExternalScreen {
+            self.superBgView.snp.updateConstraints { make in
+                make.height.equalTo(116)
+            }
+            
+        }
+        else{
+            self.superBgView.snp.updateConstraints { make in
+                make.height.equalTo(170)
+            }
+        }
+        self.layoutIfNeeded()
+    }
+    
     override init(frame: CGRect) {
         super.init(frame: frame)
         let tgrBgView = UIView()
@@ -476,7 +501,6 @@ class CustomParamBoardView: UIView {
         self.scaleTitleLabel?.text = formattedValue
         let minValue = 0.3
         let maxValue = 1.8
-//        let resultValue = minValue + (maxValue - minValue) * Double(value)
         let v = (resultValue - minValue) / (maxValue - minValue)
         self.scaleSlider?.slider?.value = Float(v)
     }
@@ -540,8 +564,18 @@ class CustomParamBoardView: UIView {
         }
 
     }
-    
-    class func showBoard(scaleCallback:@escaping CustomParamBoardViewScaleCallback,edCallback:@escaping CustomParamBoardViewEDCallback,resetCallback:@escaping CustomParamBoardViewResetCallback,dismissCallback:@escaping CustomParamBoardViewDismissCallback,scale:CGFloat,ed:Int) {
+    //提供当外部串流连接时,先主动隐藏该视图
+    class func exHidenBoard(){
+        if let view = KWindow?.viewWithTag(3100) {
+            UIView.animate(withDuration: 0.25) {
+                view.alpha = 0
+            } completion: { finish in
+                view.removeFromSuperview()
+            }
+
+        }
+    }
+    class func showBoard(scaleCallback:@escaping CustomParamBoardViewScaleCallback,edCallback:@escaping CustomParamBoardViewEDCallback,resetCallback:@escaping CustomParamBoardViewResetCallback,dismissCallback:@escaping CustomParamBoardViewDismissCallback,scale:CGFloat,ed:Int,canChangeED:Bool) {
         let view = CustomParamBoardView(frame: .zero)
         view.scaleCallback = scaleCallback
         view.edCallback = edCallback
@@ -549,6 +583,8 @@ class CustomParamBoardView: UIView {
         view.dismissCallback = dismissCallback
         view.exUpdateEDTitleLabelWith(currED: ed)
         view.exUpdateScaleTitleWithValue(resultValue: scale)
+        view.isPlayingOnExternalScreen = canChangeED
+        view.tag = 3100
         KWindow?.addSubview(view)
         view.snp.makeConstraints { make in
             make.left.top.right.bottom.equalToSuperview()