1、简化配置；2、解决BUG。

AppTime/AppTime.csproj

@@ -26,7 +26,7 @@
     <UpdateRequired>false</UpdateRequired>
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
-    <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
+    <ApplicationVersion>0.1.0.%2a</ApplicationVersion>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -269,6 +269,7 @@
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
     <Content Include="webui\content\review.html" />
+    <Content Include="webui\img\icon.png" />
     <Content Include="webui\index.html" />
   </ItemGroup>
   <ItemGroup>

AppTime/Controller.cs

@@ -370,14 +370,20 @@ where @v0 between timeStart and timeEnd
             };
         }
 
+        static byte[] defaultIcon;
+
         public byte[] getIcon(int appId, bool large)
         {
             var path = Recorder.GetIconPath(appId, large);
             if (File.Exists(path))
             {
                 return File.ReadAllBytes(path);
             }
-            return null;
+            if (defaultIcon == null)
+            {
+                defaultIcon = File.ReadAllBytes("./webui/img/icon.png");
+            }
+            return defaultIcon;
         }
 
         static byte[] imageNone = null;
@@ -472,15 +478,18 @@ public byte[] getImage(TimeInfo info)
 
                 //从文件系统找 
                 {
-                    var path = Recorder.getFileName(info.timeSrc); 
-                    var files = (from f in Directory.GetFiles(Path.GetDirectoryName(path), "????????." + Recorder.ExName) orderby f select f).ToArray(); 
-                    var needtime = info.timeSrc.TimeOfDay;// getTime(path);
-                    var match = find(files, i => getTime(i) > needtime);
+                    var path = Recorder.getFileName(info.timeSrc);
+                    var needtime = info.timeSrc.TimeOfDay;
+                    var needtimetext = needtime.ToString("hhmmss"); 
+                    var match = (from f in Directory.GetFiles(Path.GetDirectoryName(path), "????????." + Recorder.ExName) 
+                                 where Path.GetFileNameWithoutExtension(f).CompareTo(needtimetext) < 0 
+                                 orderby f
+                                 select f).LastOrDefault(); 
                     if (match != null)
                     { 
                         var time = needtime - getTime(match);
                         var data = Ffmpeg.Snapshot(match, time); 
-                        if (data != null)
+                        if (data != null && data.Length > 0)
                         {
                             return data;
                         }

AppTime/Ffmpeg.cs

@@ -69,7 +69,7 @@ public static void Save(string file, params Frame[] images)
             }
 
             var rate = images.Length / ((images.Last().Time - images.First().Time).TotalSeconds + 1);
-            var crf = (100 - Settings.Default.ImageQuality) / 100d * 63;
+            var crf = Settings.Default.ImageQuality;//0-质量最高 63-质量最低 实测40质量也不错且体积较小
 
             var tempfile = Path.Combine(Path.GetDirectoryName(file), Path.GetFileNameWithoutExtension(file) + ".tmp");
 

AppTime/FrmMain.cs

@@ -42,7 +42,15 @@ private void FrmMain_Load(object sender, EventArgs e)
                 new {Text="不留存", Value=0},
             };
             cboRecordScreen.DisplayMember = "Text";
-            cboRecordScreen.ValueMember = "Value"; 
+            cboRecordScreen.ValueMember = "Value";
+
+            cboImageQuality.DataSource = new[] {
+                new {Text="最省磁盘", Value=63},
+                new {Text="均衡", Value=50},
+                new {Text="高质量", Value=40},
+            };
+            cboImageQuality.DisplayMember = "Text";
+            cboImageQuality.ValueMember = "Value";
         }
 
         private void btnOpen_Click(object sender, EventArgs e)
@@ -88,8 +96,7 @@ private void btnOK_Click(object sender, EventArgs e)
             {
                 MessageBox.Show("数据存储位置无效，请重新选择。");
             }
-            Settings.Default.BufferSeconds = trackBufferSeconds.Value;
-            Settings.Default.ImageQuality = trackImageQuality.Value;
+            Settings.Default.ImageQuality = (int) cboImageQuality.SelectedValue;
             Settings.Default.RecordScreenDays = (int)cboRecordScreen.SelectedValue;
             Settings.Default.Save();
 
@@ -130,10 +137,8 @@ private void btnSetting_Click(object sender, EventArgs e)
                 {
                     txtDataPath.Text = Settings.Default.DataPath;
                 }
-                cboRecordScreen.SelectedValue = Settings.Default.RecordScreenDays;
-                trackBufferSeconds.Value = Settings.Default.BufferSeconds;
-                trackImageQuality.Value = Settings.Default.ImageQuality;
-                trackBufferSeconds_Scroll(null, null);
+                cboRecordScreen.SelectedValue = Settings.Default.RecordScreenDays; 
+                cboImageQuality.SelectedValue = Settings.Default.ImageQuality; 
 
                 using var reg = Registry.CurrentUser.CreateSubKey(regkey);
                 chkAutoRun.Checked = (reg.GetValue(appname) as string) == Application.ExecutablePath;
@@ -144,7 +149,7 @@ private void btnSetting_Click(object sender, EventArgs e)
 
         private void btnAbout_Click(object sender, EventArgs e)
         {
-            MessageBox.Show($"AppTime桌面时间管理\r\n\r\n联系作者：[email protected]", "关于", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            MessageBox.Show($"AppTime桌面时间管理\r\nV{Application.ProductVersion}\r\n\r\n联系作者：[email protected]", "关于", MessageBoxButtons.OK, MessageBoxIcon.Information);
         }
 
         private void btnDataPath_Click(object sender, EventArgs e)
@@ -153,12 +158,8 @@ private void btnDataPath_Click(object sender, EventArgs e)
             if(dlg.ShowDialog()== DialogResult.OK)
             {
                 txtDataPath.Text = dlg.SelectedPath;
-            }
-        }
-
-        private void trackBufferSeconds_Scroll(object sender, EventArgs e)
-        {
-            lblBufferSeconds.Text = Math.Round(TimeSpan.FromSeconds(trackBufferSeconds.Value).TotalMinutes) + "分钟";
+            }  
         }
+
     }
 }