修复分辨率改变导致视频渲染停止的问题

VIZ.Framework.Common/SharpDx/WPF/D2dControl.cs

@@ -138,6 +138,11 @@ namespace VIZ.Framework.Common
             else
             {
                 StopRendering();
+
+                // 在丢失前景缓冲区后重新创建
+                this.CreateAndBindTargets();
+
+                StartRendering();
             }
         }
 

VIZ.Framework.Common/VideoControl/Control/Plugin/ClipBox/ClipBoxPlugin.cs

@@ -132,14 +132,6 @@ namespace VIZ.Framework.Common
 
             SolidColorBrush brush = new SolidColorBrush(context.Target, info.DrawingBorderColor);
             context.Target.DrawRectangle(drawRect, brush, info.DrawingBorderWidth);
-
-#if DEBUG
-            //StringBuilder sb = new StringBuilder();
-            //sb.AppendLine($"【渲染裁切框】 {info.TimeCode}");
-            //sb.Append($"========================= END =========================");
-
-            //log.Debug(sb.ToString());
-#endif
         }
     }
 }

VIZ.Framework.Common/VideoControl/Control/VideoCustomRender.cs

@@ -136,14 +136,6 @@ namespace VIZ.Framework.Common
                 if (renderInfo == null)
                     return;
 
-#if DEBUG
-                //StringBuilder sb = new StringBuilder();
-                //sb.AppendLine($"========================= BEGIN =========================");
-                //sb.Append($"【渲染视频】 {renderInfo.Frame.TimeStamp}");
-
-                //log.Debug(sb.ToString());
-#endif
-
                 context.VideoRenderInfo = renderInfo;
 
                 // 绘制视频

VIZ.Framework.Common/VideoControl/Stream/IVideoFrame.cs

@@ -11,7 +11,7 @@ namespace VIZ.Framework.Common
     /// <summary>
     /// 视频帧
     /// </summary>
-    public interface IVideoFrame : IDisposable
+    public interface IVideoFrame : IVideoControlSync, IDisposable
     {
         /// <summary>
         /// 宽度
@@ -29,11 +29,6 @@ namespace VIZ.Framework.Common
         int Length { get; set; }
 
         /// <summary>
-        /// 时间戳
-        /// </summary>
-        long TimeStamp { get; set; }
-
-        /// <summary>
         /// 是否是最后一帧
         /// </summary>
         bool IsEnd { get; set; }

VIZ.Framework.Common/VideoControl/Sync/VideoControlSyncQueue.cs

@@ -26,7 +26,10 @@ namespace VIZ.Framework.Common
         /// <summary>
         /// 最大队列长度
         /// </summary>
-        public int MaxQueueCount { get; set; } = 100;
+        /// <remarks>
+        /// 40ms * 50 = 2s
+        /// </remarks>
+        public int MaxQueueCount { get; set; } = 50;
 
         /// <summary>
         /// 帧同步时触发
@@ -36,12 +39,12 @@ namespace VIZ.Framework.Common
         /// <summary>
         /// 视频帧队列
         /// </summary>
-        public ConcurrentQueue<IVideoControlSync> VideoFrameQueue { get; private set; } = new ConcurrentQueue<IVideoControlSync>();
+        private ConcurrentQueue<IVideoControlSync> VideoFrameQueue = new ConcurrentQueue<IVideoControlSync>();
 
         /// <summary>
         /// 数据帧队列
         /// </summary>
-        public ConcurrentQueue<IVideoControlSync> DataFrameQueue { get; private set; } = new ConcurrentQueue<IVideoControlSync>();
+        private ConcurrentQueue<IVideoControlSync> DataFrameQueue = new ConcurrentQueue<IVideoControlSync>();
 
         /// <summary>
         /// 视频帧待处理数据
@@ -63,12 +66,51 @@ namespace VIZ.Framework.Common
         }
 
         /// <summary>
+        /// 添加
+        /// </summary>
+        /// <param name="videoFrame">视频帧</param>
+        public void AppendVideoFrame(IVideoControlSync videoFrame)
+        {
+            this.VideoFrameQueue.Enqueue(videoFrame);
+        }
+
+        /// <summary>
+        /// 添加数据帧
+        /// </summary>
+        /// <param name="dataFrame">数据帧</param>
+        public void AppendDataFrame(IVideoControlSync dataFrame)
+        {
+            this.DataFrameQueue.Enqueue(dataFrame);
+        }
+
+        /// <summary>
+        /// 执行不需要对齐并且处理视频帧
+        /// </summary>
+        public void ExecuteVideo()
+        {
+            IVideoControlSync video = this.VideoFrame;
+
+            if (this.VideoFrame == null)
+            {
+                this.VideoFrameQueue.TryDequeue(out video);
+            }
+
+            if (video == null)
+                return;
+
+            this.triggerEvent(video, null);
+            this.VideoFrame = null;
+        }
+
+        /// <summary>
         /// 执行对齐
         /// </summary>
-        public void Execute()
+        public void ExecuteSync()
         {
             try
             {
+                while (true)
+                {
                     IVideoControlSync video = this.VideoFrame;
                     IVideoControlSync data = this.DataFrame;
 
@@ -111,10 +153,20 @@ namespace VIZ.Framework.Common
                         return;
                     }
 
+                    // 如果视频帧的时间等于数据帧时间那么正常处理
+                    if (video.TimeStamp == data.TimeStamp)
+                    {
                         // 处理数据
                         this.triggerEvent(video, data);
                         this.VideoFrame = null;
                         this.DataFrame = null;
+
+                        return;
+                    }
+
+                    // 抛弃该数据帧
+                    this.DataFrame = null;
+                }
             }
             catch (Exception ex)
             {

VIZ.Framework.Connection/Provider/SingleJson/ConnSingleJsonPackageProvider.cs

 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -14,6 +15,10 @@ namespace VIZ.Framework.Connection
     [ConnPackageProvider(ConnPackageProviderType.UDP)]
     public class ConnSingleJsonPackageProvider : IConnPackageProvider
     {
+        public ConnSingleJsonPackageProvider()
+        {
+        }
+
         /// <summary>
         /// 日志
         /// </summary>

VIZ.Framework.UnitTest/NetTest.cs

@@ -55,5 +55,11 @@ namespace VIZ.Framework.UnitTest
             string str = "{'signal': 'detect', 'bboxes': [[914.5606, 144.6889, 1877.504, 380.21176]], 'id': 'E0:4F:43:E6:48:C2__CAM_1'}";
             AlgorithmPackageBase @base = Newtonsoft.Json.JsonConvert.DeserializeObject<AlgorithmPackageBase>(str);
         }
+
+        [TestMethod]
+        public void TimeTest()
+        {
+            long l = TimeSpan.FromSeconds(1).Ticks;
+        }
     }
 }