diff --git a/ISCamRecorder/ISCamRecorder.csproj b/ISCamRecorder/ISCamRecorder.csproj
index 45d984e..24f4ed3 100644
--- a/ISCamRecorder/ISCamRecorder.csproj
+++ b/ISCamRecorder/ISCamRecorder.csproj
@@ -82,6 +82,7 @@
     <Compile Include="ISCamera.cs" />
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="SinkListener.cs" />
     <EmbeddedResource Include="MainForm.resx">
       <DependentUpon>MainForm.cs</DependentUpon>
     </EmbeddedResource>
diff --git a/ISCamRecorder/ISCamera.cs b/ISCamRecorder/ISCamera.cs
index cc620b8..1801e68 100644
--- a/ISCamRecorder/ISCamera.cs
+++ b/ISCamRecorder/ISCamera.cs
@@ -18,6 +18,11 @@
         string _SerialNumber;       // シリアル番号
         VCDButtonProperty _Trigger; // トリガー設定
         FrameRateCounter _Fps = new FrameRateCounter(10);     // フレームレート計測
+        SinkListener _SinkListener = new SinkListener();
+        FrameQueueSink _PreviewSink;
+        FrameQueueSink _RecSink;
+        IFrameQueueBuffer[] _bufferlist;
+
         public float FrameRate { get { return _Fps.FrameRate; } }
 
         /// <summary>
@@ -64,10 +69,12 @@
             // 表示設定
             _Cam.LiveDisplayDefault = false;
             SetDisplaySize();
-            //            ic.ImageRingBufferSize = 2;
+            _Cam.ImageRingBufferSize = 5;
             _Trigger = _Cam.VCDPropertyItems.Find<VCDButtonProperty>(
                 VCDGUIDs.VCDID_TriggerMode, VCDGUIDs.VCDElement_SoftwareTrigger);
-            _Cam.Sink = new FrameQueueSink(CaptureFrame, MediaSubtypes.RGB32, 5);
+            _RecSink = new FrameQueueSink(_SinkListener, MediaSubtypes.RGB32);
+            _PreviewSink = new FrameQueueSink(CaptureFrame, MediaSubtypes.RGB32, 5);
+            _Cam.Sink = _PreviewSink;
 
             _Cam.LiveStart();
 
@@ -75,6 +82,55 @@
         }
 
         /// <summary>
+        /// Sink変更
+        /// </summary>
+        /// <param name="isRec">true:録画 false:プレビュー</param>
+        public void ChangeSink(bool isRec) {
+            _Cam.LiveStop();
+            if (isRec) _Cam.Sink = _RecSink;
+            else _Cam.Sink = _PreviewSink;
+            _Cam.LiveStart();
+        }
+
+        /// <summary>
+        /// 録画
+        /// </summary>
+        public void RecordToMemory() {
+            Debug.WriteLine($"Cam {_SerialNumber} starts recoding.");
+            var framesToCapture = 30;
+            _RecSink.AllocAndQueueBuffers(framesToCapture);
+            while (true) {
+                if (framesToCapture <= _RecSink.OutputQueueSize + 1) break;
+            }
+            _bufferlist = _RecSink.PopAllOutputQueueBuffers();
+            Debug.WriteLine($"Cam {_SerialNumber} buffersize {_bufferlist.Length}.");
+
+            for (int i = 0; i < _bufferlist.Length; i++) {
+
+                //デバイスが生成したフレーム番号が格納されます。
+                string strFrameNumber = _bufferlist[i].FrameMetadata.DeviceFrameNumber.ToString();
+
+                //（有効な場合）デバイスのタイムスタンプが格納されます。
+                // デバイス固有のタイムソースによるタイムスタンプです。
+                string strDeviceTimeStamp = _bufferlist[i].FrameMetadata.DeviceTimeStamp.ToString();
+
+                //このフレームの最初のパケットをドライバが受信した時刻が格納されます。
+                string strSampleStartTime = _bufferlist[i].FrameMetadata.DriverFrameFirstPacketTime.ToString(@"hhmmss\.fff");
+
+                //ドライバがこのフレームに与えたフレーム番号が格納されます。
+                string strDriverFrameNumber = _bufferlist[i].FrameMetadata.DriverFrameNumber.ToString();
+
+                var fileName = $"Cam{_SerialNumber.Substring(_SerialNumber.Length-2)}_" + strSampleStartTime + ".jpg";
+                TIS.Imaging.FrameExtensions.SaveAsJpeg(_bufferlist[i], fileName, 80);
+            }
+
+            _bufferlist = null;
+            GC.Collect();
+
+            Debug.WriteLine($"Cam {_SerialNumber} ends recoding.");
+        }
+
+        /// <summary>
         /// 表示サイズ設定
         /// </summary>
         public void SetDisplaySize() {
diff --git a/ISCamRecorder/MainForm.Designer.cs b/ISCamRecorder/MainForm.Designer.cs
index e02bb7c..93ebbd1 100644
--- a/ISCamRecorder/MainForm.Designer.cs
+++ b/ISCamRecorder/MainForm.Designer.cs
@@ -283,7 +283,7 @@
             this.TxtRecodingDulation.Name = "TxtRecodingDulation";
             this.TxtRecodingDulation.Size = new System.Drawing.Size(34, 19);
             this.TxtRecodingDulation.TabIndex = 8;
-            this.TxtRecodingDulation.Text = "15";
+            this.TxtRecodingDulation.Text = "3";
             this.TxtRecodingDulation.TextAlign = System.Windows.Forms.HorizontalAlignment.Right;
             this.TxtRecodingDulation.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.TxtRecodingDulation_KeyPress);
             // 
@@ -348,6 +348,7 @@
             this.BtnRecodeMovie.TabIndex = 15;
             this.BtnRecodeMovie.Text = "動画撮影";
             this.BtnRecodeMovie.UseVisualStyleBackColor = true;
+            this.BtnRecodeMovie.Click += new System.EventHandler(this.BtnRecodeMovie_Click);
             // 
             // TxtTriggerFPS
             // 
diff --git a/ISCamRecorder/MainForm.cs b/ISCamRecorder/MainForm.cs
index 49edbed..6577f63 100644
--- a/ISCamRecorder/MainForm.cs
+++ b/ISCamRecorder/MainForm.cs
@@ -179,5 +179,23 @@
                 e.Handled = true;
             }
         }
+
+        /// <summary>
+        /// 動画撮影
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void BtnRecodeMovie_Click(object sender, EventArgs e) {
+            // 録画モードへ変更
+            _Cameras.ForEach(c => c.ChangeSink(true));
+            // 録画
+            Task[] tasks = new Task[4];
+            for (var i = 0; i < tasks.Length; i++) {
+                tasks[i] = Task.Run(_Cameras[i].RecordToMemory);
+            }
+            Task.WaitAll(tasks);
+            // プレビューモードへ変更
+            _Cameras.ForEach(c => c.ChangeSink(false));
+        }
     }
 }
diff --git a/ISCamRecorder/SinkListener.cs b/ISCamRecorder/SinkListener.cs
new file mode 100644
index 0000000..cbdc7f1
--- /dev/null
+++ b/ISCamRecorder/SinkListener.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using TIS.Imaging;
+
+namespace ISCamRecorder {
+    internal class SinkListener : IFrameQueueSinkListener {
+        public void FramesQueued(FrameQueueSink sink) {
+            if (sink.InputQueueSize == 0) {
+                sink.QueueBuffer(sink.PopOutputQueueBuffer());
+            }
+        }
+
+        public void SinkConnected(FrameQueueSink sink, FrameType frameType) {
+        }
+
+        public void SinkDisconnected(FrameQueueSink sink, IFrameQueueBuffer[] dequeuedBuffers) {
+
+        }
+    }
+}