diff --git a/cdvr.md b/cdvr.md
new file mode 100644
index 0000000..91a49e2
--- /dev/null
+++ b/cdvr.md
@@ -0,0 +1,279 @@
+
+# CDVR
+
+Base URLs:
+
+* address : http://server_ip:30889
+
+
+# Record
+
+## GET /Record/Start
+
+GET /Record/Start
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|Sim|query|string| no |none|
+|Channel|query|string| no |none|
+|Protocol|query|integer| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## GET /Record/Stop
+
+GET /Record/Stop
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|Sim|query|string| no |none|
+|Channel|query|string| no |none|
+|Protocol|query|integer| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## POST /Record/Open
+
+POST /Record/Open
+
+> Body Parameters
+
+```json
+[
+  {
+    "sim": "string",
+    "channel": [
+      "string"
+    ],
+    "protocol": 0
+  }
+]
+```
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|body|body|[DeviceInfo](#schemadeviceinfo)| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## POST /Record/BatchStart
+
+POST /Record/BatchStart
+
+> Body Parameters
+
+```json
+[
+  {
+    "sim": "string",
+    "channel": [
+      "string"
+    ],
+    "protocol": 0
+  }
+]
+```
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|body|body|[DeviceInfo](#schemadeviceinfo)| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## POST /Record/BatchStop
+
+POST /Record/BatchStop
+
+> Body Parameters
+
+```json
+[
+  {
+    "sim": "string",
+    "channel": [
+      "string"
+    ],
+    "protocol": 0
+  }
+]
+```
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|body|body|[DeviceInfo](#schemadeviceinfo)| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## POST /Record/Close
+
+POST /Record/Close
+
+> Body Parameters
+
+```json
+[
+  {
+    "sim": "string",
+    "channel": [
+      "string"
+    ],
+    "protocol": 0
+  }
+]
+```
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|body|body|[DeviceInfo](#schemadeviceinfo)| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+{
+  "result": 0,
+  "resultNote": "string",
+  "detail": "string"
+}
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|[RecordRet](#schemarecordret)|
+
+## POST /Record/QueryVideoFiles
+
+POST /Record/QueryVideoFiles
+
+> Body Parameters
+
+```json
+{
+  "timeStart": "string",
+  "timeEnd": "string",
+  "devices": [
+    {
+      "sim": "string",
+      "channel": [
+        "string"
+      ],
+      "protocol": 0
+    }
+  ]
+}
+```
+
+### Params
+
+|Name|Location|Type|Required|Description|
+|---|---|---|---|---|
+|body|body|[QueryDevicesVideoFiles](#schemaquerydevicesvideofiles)| no |none|
+
+> Response Examples
+
+> 200 Response
+
+```json
+"string"
+```
+
+### Responses
+
+|HTTP Status Code |Meaning|Description|Data schema|
+|---|---|---|---|
+|200|[OK](https://tools.ietf.org/html/rfc7231#section-6.3.1)|Success|string|