图片浏览视图解决循环引用问题

SwiftProject/SwiftProject.xcodeproj/project.pbxproj

@@ -35,6 +35,7 @@
 		009DFB132BC8EA90007B56E8 /* MenuVCCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = 009DFB122BC8EA90007B56E8 /* MenuVCCell.swift */; };
 		00B946252B67B7DE00DA668F /* CCSpatialPlayView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00B946242B67B7DE00DA668F /* CCSpatialPlayView.swift */; };
 		00BD87862BDE595F0014E8B3 /* CCSpatialPhotoDisplayEx.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00BD87852BDE595F0014E8B3 /* CCSpatialPhotoDisplayEx.swift */; };
+		00BD87972BE10B800014E8B3 /* DisplayLinkProxy.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00BD87962BE10B800014E8B3 /* DisplayLinkProxy.swift */; };
 		00C665732BAA81F900C309C3 /* GoogleService-Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = 00C665722BAA81F900C309C3 /* GoogleService-Info.plist */; };
 		00C665792BAA94EA00C309C3 /* CopyCrashHandler.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C665772BAA941E00C309C3 /* CopyCrashHandler.swift */; };
 		00D33BF42B998BF700604A44 /* SpatialImageConvertor.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00D33BF32B998BF700604A44 /* SpatialImageConvertor.swift */; };
@@ -149,6 +150,7 @@
 		009DFB122BC8EA90007B56E8 /* MenuVCCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MenuVCCell.swift; sourceTree = "<group>"; };
 		00B946242B67B7DE00DA668F /* CCSpatialPlayView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CCSpatialPlayView.swift; sourceTree = "<group>"; };
 		00BD87852BDE595F0014E8B3 /* CCSpatialPhotoDisplayEx.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CCSpatialPhotoDisplayEx.swift; sourceTree = "<group>"; };
+		00BD87962BE10B800014E8B3 /* DisplayLinkProxy.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DisplayLinkProxy.swift; sourceTree = "<group>"; };
 		00C665722BAA81F900C309C3 /* GoogleService-Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = "GoogleService-Info.plist"; sourceTree = "<group>"; };
 		00C665772BAA941E00C309C3 /* CopyCrashHandler.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CopyCrashHandler.swift; sourceTree = "<group>"; };
 		00D33BF32B998BF700604A44 /* SpatialImageConvertor.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SpatialImageConvertor.swift; sourceTree = "<group>"; };
@@ -393,6 +395,7 @@
 				005580772B9F1525004B9567 /* ZZHHelper.swift */,
 				00ED6B332BA04AC200915BDE /* PlayByTransferConvertor.swift */,
 				00374AE02BC92B7C00F1F20F /* ZNetUtil.swift */,
+				00BD87962BE10B800014E8B3 /* DisplayLinkProxy.swift */,
 			);
 			path = Util;
 			sourceTree = "<group>";
@@ -882,6 +885,7 @@
 				006B61CD2BBA4E3D003FCB49 /* UserInfo.swift in Sources */,
 				AF2120AF2B4E930400400B7F /* RootManager.swift in Sources */,
 				1E02C9322B8990C600DD3143 /* CCDeviceOperationListView.swift in Sources */,
+				00BD87972BE10B800014E8B3 /* DisplayLinkProxy.swift in Sources */,
 				AF2120DA2B4E9BD400400B7F /* CCAlert.swift in Sources */,
 				006B61D12BBA5DB4003FCB49 /* MembershipProductView.swift in Sources */,
 				1EFB8C702B88DA4800C72119 /* CCBottomMenuCell.swift in Sources */,

SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialPhotoDisplayController/CCSpatialPhotoDisplayController.swift

@@ -196,6 +196,7 @@ class CCSpatialPhotoDisplayController: BaseController {
         NotificationCenter.default.removeObserver(self)
         // 停止监听设备方向变化
         UIDevice.current.endGeneratingDeviceOrientationNotifications()
+        externalDispalylink?.invalidate()
     }
     
     
@@ -434,7 +435,7 @@ class CCSpatialPhotoDisplayController: BaseController {
                 let ws = us as! UIWindowScene
                 if ws.session.role.rawValue == "UIWindowSceneSessionRoleExternalDisplayNonInteractive"{
                     externalVC = ws.windows.first?.rootViewController as? ZZHExternalViewController
-                    externalDispalylink = ws.windows.first?.screen.displayLink(withTarget: self, selector: #selector(displayUpdate(caDisplayLink:)))
+                    externalDispalylink = ws.windows.first?.screen.displayLink(withTarget: DisplayLinkProxy.with(target: self), selector: #selector(displayUpdate(caDisplayLink:)))
                     externalDispalylink?.add(to: RunLoop.main, forMode: RunLoop.Mode.common)
                     externalVC?.imageView?.isHidden = false
                     externalVC?.playerLayer?.isHidden = true

SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialPhotoDisplayController/CCSpatialPhotoDisplayEx.swift

@@ -66,7 +66,7 @@ extension CCSpatialPhotoDisplayController {
     //单眼2D
     func monocular2DImgWith(drawImg:UIImage,scale:CGFloat, callback:@escaping (_ image:UIImage)->Void) {
         if scale > 1 || scale < 1 {
-            DispatchQueue.global(qos: DispatchQoS.QoSClass.userInteractive).async {
+//            DispatchQueue.global(qos: DispatchQoS.QoSClass.userInteractive).async {
                 let drawImageSize = drawImg.size
                 let newImgSize = CGSizeMake(drawImageSize.width * scale, drawImageSize.height * scale)
                 let newRect = CGRect(origin: CGPoint(x: (drawImageSize.width - newImgSize.width) * 0.5, y: (drawImageSize.height - newImgSize.height) * 0.5), size: newImgSize)
@@ -74,10 +74,10 @@ extension CCSpatialPhotoDisplayController {
                 drawImg.draw(in: newRect)
                 let image = UIGraphicsGetImageFromCurrentImageContext()!
                 UIGraphicsEndImageContext();
-                DispatchQueue.main.async {
+//                DispatchQueue.main.async {
                     callback(image)
-                }
+//                }
-            }
+//            }
         }
         else {
             callback(drawImg)

SwiftProject/SwiftProject/Project/Util/DisplayLinkProxy.swift

@@ -0,0 +1,23 @@
+//
+//  DisplayLinkProxy.swift
+//  SwiftProject
+//
+//  Created by aaa on 2024/4/30.
+//
+
+import Foundation
+class DisplayLinkProxy: NSObject {
+    // 弱指针
+    weak var target: NSObject?
+    
+    class func with(target: NSObject) -> DisplayLinkProxy {
+        let proxy = DisplayLinkProxy()
+        proxy.target = target
+        return proxy;
+    }
+    
+    /// 重点：消息转发机制
+    override func forwardingTarget(for aSelector: Selector!) -> Any? {
+        return target
+    }
+}