1，修改播放区背景色为黑色 ，2 修改图片加载方式 3，重要更新加入缓存提前初始化 4，删除不使用代码及代码整理

BFFramework/Classes/Stuckpoint/ViewModel/PQGPUImagePlayerView.swift

@@ -27,25 +27,8 @@ public enum PQGPUImagePlayerViewStatus: Int {
     case unknow = -1000
 }
 
-public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
-    public func willDisplayFramebuffer(renderView _: RenderView, framebuffer _: Framebuffer) {}
-
-    public func didDisplayFramebuffer(renderView _: RenderView, framebuffer: Framebuffer) {
-//        if(renderView.bounds.size.width = framebuffer.size.width && renderView.bounds.size.height = framebuffer.size.height){
-
-        if GLint(mCanverSize.width) == framebuffer.size.width, GLint(mCanverSize.height) == framebuffer.size.height {
-//        DispatchQueue.main.asyncAfter(deadline: .now() + 1) {
-
-//        DispatchQueue.main.async {
-//            renderView.isHidden = false
-        }
-//        }
-    }
-
-    public func shouldDisplayNextFramebufferAfterMainThreadLoop() -> Bool {
-        return false
-    }
-
+public class PQGPUImagePlayerView: UIView {
+     
     public private(set) var playbackTime: TimeInterval = 0 {
         willSet {
             playbackTimeChangeClosure?(newValue)
@@ -143,15 +126,22 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
 
     public var mPlayeTimeRange: CMTimeRange?
 
-    public  var mStickers: [PQEditVisionTrackMaterialsModel]?
-
-    // 最后一次显示的sticker
-    public  var lastshowSticker: PQEditVisionTrackMaterialsModel?
-
+    var mStickers: [PQEditVisionTrackMaterialsModel]? {
+        didSet {
+            configCache()
+        }
+    }
+ 
     // 是否显示时间条
-    public  var showProgressLab: Bool = true
-
-    public   var cacheFilters: [PQBaseFilter] = Array()
+    var showProgressLab: Bool = true
+
+    // 缓存创建filter 防止 seek 100ms 慢
+    @Atomic var cacheFilters: Array<PQBaseFilter> = Array()
+    // 缓存个数
+    var cacheFiltersMaxCount: Int = 8
+  
+    /// Use serial queue to ensure that the picture is smooth
+    var createFiltersQueue: DispatchQueue!
     
     //是否显示高斯
     public  var showGaussianBlur:Bool = false
@@ -159,7 +149,7 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
     // 渲染区view
     private lazy var renderView: RenderView = {
         let view = RenderView()
-        view.backgroundColor = PQBFConfig.shared.styleBackGroundColor
+        view.backgroundColor = UIColor.black
         view.frame = self.bounds
         view.delegate = self
         let tap = UITapGestureRecognizer(target: self, action: #selector(RenderViewOnclick))
@@ -170,7 +160,7 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
     // 暂停播放view
     lazy var playView: UIImageView = {
         let view = UIImageView(frame: CGRect(x: (self.frame.size.width - 52) / 2, y: (self.frame.size.height - 52) / 2, width: 52, height: 52))
-        view.image = UIImage().BF_Image(named: "gpuplayBtn")
+        view.image =  UIImage().BF_Image(named: "gpuplayBtn")
         view.isHidden = true
         return view
 
@@ -217,15 +207,24 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
         addSubview(renderView)
         addSubview(playView)
         addSubview(progressLab)
-        backgroundColor = PQBFConfig.shared.styleBackGroundColor
+        backgroundColor = UIColor.black
 
         playerEmptyView = UIImageView(frame: bounds)
-        playerEmptyView.backgroundColor = PQBFConfig.shared.styleBackGroundColor
-        playerEmptyView.image = UIImage().BF_Image(named: "playEmpty")
+        playerEmptyView.backgroundColor = .black
+        playerEmptyView.image =  UIImage().BF_Image(named: "playEmpty")
         playerEmptyView.contentMode = .center
         addSubview(playerEmptyView)
 
         addSubview(tipLab)
+        
+        if #available(iOS 10.0, *) {
+            createFiltersQueue = DispatchQueue(label: "PQ.moveFiler.seeking111", qos: .default, attributes: .initiallyInactive, autoreleaseFrequency: .never, target: nil)
+        } else {
+            createFiltersQueue = DispatchQueue(label: "PQ.moveFiler.seeking111", qos: .userInteractive, attributes: [], autoreleaseFrequency: .inherit, target: nil)
+        }
+        if #available(iOS 10.0, *) {
+            createFiltersQueue.activate()
+        }
     }
 
     func showBorderLayer() {
@@ -382,7 +381,10 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
         movie.progress = { [weak self, movie] currTime, duration, prgressValue in
             guard let strongSelf = self else { return }
 
-            self?.findShowStikcer(currTime: movie.currentTime.seconds)
+            FilterLog(message: " movie.currentTime.seconds 进度\(movie.currentTime.seconds)")
+//            self?.createFiltersQueue.async {
+                self?.changeFilter(currTime: movie.currentTime.seconds)
+//            }
 
             self?.progress?(currTime, duration, prgressValue)
 
@@ -402,6 +404,8 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
         }
         movie.completion = { [weak self] in
             guard let strongSelf = self else { return }
+            //缓存已经用完，重新初始化缓存
+            strongSelf.configCache()
             DispatchQueue.main.async {
                 strongSelf.status = .stop
                 strongSelf.finishedClosure?()
@@ -414,71 +418,152 @@ public class PQGPUImagePlayerView: UIView, RenderViewDelegate {
         applyFilters()
     }
 
-    func findShowStikcer(currTime: Float64) {
-        if mStickers?.count ?? 0 == 0 {
-            BFLog(message: "mStickers data is error")
-            return
-        }
-        var currentSticker: PQEditVisionTrackMaterialsModel?
-        var currentIdenx: Int = 0
-        for (index, sticker) in mStickers!.enumerated() {
-            if sticker.timelineIn <= currTime, sticker.timelineOut >= currTime {
-                currentSticker = sticker
-                currentIdenx = index
+    // 初始化缓存，默认选创建 cacheFiltersMaxCount 个缓存 filterrs
+    func configCache() {
+        cacheFilters.removeAll()
+        BFLog(message: "视频 filter 总数：\(mStickers?.count ?? 0)")
+       
+        if mStickers?.count ?? 0 > 0 {
+            
+            for (index , sticker) in mStickers!.enumerated() {
+                print( "mStickers timelinein：\(sticker.timelineIn) timelineout: \(sticker.timelineOut) index : \(index)")
 
-                break
             }
-        }
-        // 创建不同的filter
-        if currentSticker == nil {
-            BFLog(message: "sticker data is error")
-            return
-        }
-
-        //
-        if movie != nil && currentSticker != lastshowSticker {
-            BFLog(message: "sticker timelineIn is: \(currentSticker!.timelineIn) timelineOut \(currentSticker!.timelineOut)    in is :\(currentSticker!.model_in) in out is :\(currentSticker!.out)  sticker location::: \(String(describing: currentSticker?.locationPath))")
+            
+            for (index, currentSticker) in mStickers!.enumerated() {
+               //到达最大缓存数退出
+                if index == cacheFiltersMaxCount {
+                    break
+                }
+                var showFitler: PQBaseFilter?
+                if currentSticker.type == StickerType.VIDEO.rawValue {
+                    showFitler = PQMovieFilter(movieSticker: currentSticker)
 
-            var showFitler: PQBaseFilter?
-            if currentSticker!.type == StickerType.VIDEO.rawValue {
-                showFitler = PQMovieFilter(movieSticker: currentSticker!)
+                } else if currentSticker.type == StickerType.IMAGE.rawValue {
+                    showFitler = PQImageFilter(sticker: currentSticker)
+                }
+                if showFitler != nil {
+                    
+                    cacheFilters.append(showFitler!)
+                }
 
-            } else if currentSticker!.type == StickerType.IMAGE.rawValue {
-                showFitler = PQImageFilter(sticker: currentSticker!)
             }
+        }
 
-            movie!.removeAllTargets()
-            let currentTarget: ImageSource = movie!
+        
+        for (index, filter) in cacheFilters.enumerated() {
+            FilterLog(message: " 初始化 config create currentSticker timelinein \(String(describing: filter.stickerInfo?.timelineIn)) timelineout \(String(describing: filter.stickerInfo?.timelineOut))  in :\(String(describing: filter.stickerInfo?.model_in)) out \(String(describing: filter.stickerInfo?.out))  index\(index)")
+        }
+        
+        movie?.removeAllTargets()
+        let showFilter: PQBaseFilter = cacheFilters.first!
+        movie?.addTarget(showFilter, atTargetIndex: 0)
+        showFilter.addTarget(renderView, atTargetIndex: 0)
+
+  
+    }
+
+    //创建下一个filter 数据
+    func createNextFilter() {
+        BFLog(message: "加入前 当前的缓存个数为： \(cacheFilters.count)  maxCount \(cacheFiltersMaxCount) 最后一个显示时间 \(String(describing: cacheFilters.last?.stickerInfo?.timelineIn))")
+          if cacheFilters.count <=  cacheFiltersMaxCount {
+              let showIndex = mStickers?.firstIndex(where: { (sticker) -> Bool in
+                (cacheFilters.last?.stickerInfo == sticker)
+              })
+                FilterLog(message: "当前显示的showIndex: \(String(describing: showIndex))")
+              if ((showIndex ?? 0) + 1) < (mStickers?.count ?? 0) {
+                  let currentSticker = mStickers?[(showIndex ?? 0) + 1]
+                  if currentSticker != nil {
+                      var showFitler: PQBaseFilter?
+                      if currentSticker!.type == StickerType.VIDEO.rawValue {
+                          showFitler = PQMovieFilter(movieSticker: currentSticker!)
+
+                      } else if currentSticker!.type == StickerType.IMAGE.rawValue {
+                          showFitler = PQImageFilter(sticker: currentSticker!)
+                      }
+                      if showFitler != nil {
+
+                          cacheFilters.append(showFitler!)
+                      }
+                  }else{
+                    FilterLog(message: "缓存数据加入不成功!!!!!")
+                  }
+              }
             
-               if(currentSticker?.type == StickerType.IMAGE.rawValue && showGaussianBlur){
-                   //高斯层
-                   let json = currentSticker?.toJSONString(prettyPrint: false)
-                   if json == nil {
-                       BFLog(message: "数据转换有问题 跳转")
-                       return
-                   }
-                   let blurStickerModel: PQEditVisionTrackMaterialsModel? = Mapper<PQEditVisionTrackMaterialsModel>().map(JSONString: json!)
-                   blurStickerModel?.canvasFillType = stickerContentMode.aspectFillStr.rawValue
-                   let showGaussianFitler:PQBaseFilter = PQImageFilter(sticker: blurStickerModel!)
-                   
-                   let iosb:GaussianBlur = GaussianBlur.init()
-                   iosb.blurRadiusInPixels = 20
-                   showGaussianFitler.addTarget(iosb)
-                   
-                   currentTarget.addTarget(showGaussianFitler, atTargetIndex: 0)
-                   
-                   iosb.addTarget(showFitler!)
+            FilterLog(message: "加入后 当前的缓存个数为： \(cacheFilters.count)  maxCount \(cacheFiltersMaxCount) 最后一个显示时间 \(String(describing: cacheFilters.last?.stickerInfo?.timelineIn))")
+             
+          }
         
-                   showFitler?.addTarget(renderView, atTargetIndex: 0)
-               }else{
-                   currentTarget.addTarget(showFitler!, atTargetIndex: 0)
-                   showFitler?.addTarget(renderView, atTargetIndex: 0)
-
-               }
-           
+        
+      }
+ 
+    
+    /// 按时间从缓存中取出要显示的filter
+    /// - Parameter currTime: 当前播放时间
+    func changeFilter(currTime: Float64) {
+      
+        //1,删除已经显示过的 filter
+        self.cacheFilters.removeAll(where: {(filter) -> Bool in
+
+            (currTime > (filter.stickerInfo?.timelineOut ?? 0.0))
+        })
+        for (index,bsFilter )in cacheFilters.enumerated() {
+            print( "111111缓存操作   没要查找到要查找的显示是为：\(currTime) 缓存数据timeline in :\(bsFilter.stickerInfo?.timelineIn ?? 0.0)) timelineOut:\(bsFilter.stickerInfo?.timelineOut ?? 0.0) 缓存数 \(cacheFilters.count) index: \(index)")
+        }
+        // 2,找出一个要显示的 fitler
+        let showIndex = cacheFilters.firstIndex(where: { (filter) -> Bool in
+            (currTime >= (filter.stickerInfo?.timelineIn ?? 0.0) && currTime <= (filter.stickerInfo?.timelineOut ?? 0.0))
+        })
+  
+        if(showIndex == nil){
+          
+            for (index,bsFilter )in cacheFilters.enumerated() {
+                print( "22222缓存操作   没要查找到要查找的显示是为：\(currTime) 缓存数据timeline in :\(bsFilter.stickerInfo?.timelineIn ?? 0.0)) timelineOut:\(bsFilter.stickerInfo?.timelineOut ?? 0.0) 缓存数 \(cacheFilters.count) index: \(index)")
+            }
+            
+            return
+        }
+    
+        let showFilter: PQBaseFilter = cacheFilters[showIndex ?? 0]
+        
+        print("缓存操作   查找到命中的显示是为：\(currTime) 缓存数据timeline in :\(showFilter.stickerInfo?.timelineIn ?? 0.0)) timelineOut:\(showFilter.stickerInfo?.out ?? 0.0) 缓存数 \(cacheFilters.count) index: \(String(describing: showIndex))")
+        
+        if(!(showFilter.isShow)){
+            FilterLog(message: "showIndex当前时间为  \(currTime) showIndex is \(String(describing: showIndex)) 显示 filter timein is: \(String(describing: showFilter.stickerInfo?.timelineIn)) timeout is: \(String(describing: showFilter.stickerInfo?.timelineOut))")
+ 
+            showFilter.isShow = true
+            
+            movie!.removeAllTargets()
+            
+            
+            if(showFilter.stickerInfo?.type == StickerType.IMAGE.rawValue && showGaussianBlur){
+                //高斯层
+                let json = showFilter.stickerInfo?.toJSONString(prettyPrint: false)
+                if json == nil {
+                    BFLog(message: "数据转换有问题 跳转")
+                    return
+                }
+                let blurStickerModel: PQEditVisionTrackMaterialsModel? = Mapper<PQEditVisionTrackMaterialsModel>().map(JSONString: json!)
+                blurStickerModel?.canvasFillType = stickerContentMode.aspectFillStr.rawValue
+                let showGaussianFitler:PQBaseFilter = PQImageFilter(sticker: blurStickerModel!)
+                
+                let iosb:GaussianBlur = GaussianBlur.init()
+                iosb.blurRadiusInPixels = 20
+                showGaussianFitler.addTarget(iosb)
+                
+                movie?.addTarget(showGaussianFitler, atTargetIndex: 0)
+                
+                iosb.addTarget(showFilter)
+     
+                showFilter.addTarget(renderView, atTargetIndex: 0)
+            }else{
+                movie?.addTarget(showFilter, atTargetIndex: 0)
+                showFilter.addTarget(renderView, atTargetIndex: 0)
 
+            }
+ 
+            self.createNextFilter()
 
-            lastshowSticker = currentSticker
         }
     }
 
@@ -609,9 +694,23 @@ public extension PQGPUImagePlayerView {
         filters = newFilters
     }
 
-//    // 重置所有 filer
-//    func appendStickers(stickers: [PQEditVisionTrackMaterialsModel]) {
-//
-//        mStickers = stickers
-//    }
 }
+
+// MARK: - RenderViewDelegate
+extension PQGPUImagePlayerView: RenderViewDelegate{
+    public func willDisplayFramebuffer(renderView _: RenderView, framebuffer _: Framebuffer) {
+        FilterLog(message: "willDisplayFramebuffer")
+    }
+
+    public func didDisplayFramebuffer(renderView _: RenderView, framebuffer: Framebuffer) {
+        FilterLog(message: "didDisplayFramebuffer")
+    }
+
+    public func shouldDisplayNextFramebufferAfterMainThreadLoop() -> Bool {
+        FilterLog(message: "didDisplayFramebuffer")
+        
+        return false
+    }
+}
+
+