Camera: Add getDeviceType() API

SPRESENSE · Dec 3, 2021 · 26b5e92 · 26b5e92
2 parents 29feef1 + 133a941
commit 26b5e92
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Showing 3 changed files with 52 additions and 1 deletion.
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/Camera.cpp b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/Camera.cpp
@@ -1189,6 +1189,32 @@ CamImage CameraClass::takePicture( )
   return CamImage();  // Return empty CamImage because of any error occured.
 }
 
+// Public : Get camera device type.
+CAM_DEVICE_TYPE CameraClass::getDeviceType()
+{
+  CAM_DEVICE_TYPE ret;
+  struct v4l2_capability param = {0};
+
+  ret = CAM_DEVICE_TYPE_UNKNOWN;
+
+  if (is_device_ready())
+    {
+      if (ioctl(video_fd, VIDIOC_QUERYCAP, (unsigned long)&param) == 0)
+        {
+          if (strncmp((char *)param.driver, "ISX012", sizeof(param.driver)) == 0)
+            {
+              ret = CAM_DEVICE_TYPE_ISX012;
+            }
+          else if (strncmp((char *)param.driver, "ISX019", sizeof(param.driver)) == 0)
+            {
+              ret = CAM_DEVICE_TYPE_ISX019;
+            }
+        }
+    }
+
+  return ret;
+}
+
 // Public : Finish to use the Camera.
 void CameraClass::end()
 {

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/Camera.h b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/Camera.h
@@ -87,6 +87,16 @@ enum CamErr {
   CAM_ERR_NOT_PERMITTED         = -10, /**< [en] Operation is not permitted.               <BR> [jp] 許容されていない操作です */
 };
 
+/**
+ * @enum CAM_DEVICE_TYPE
+ * @brief [en] Camera device type which is being used <BR>
+ *        [ja] 使用されているカメラデバイスの種類
+ */
+enum CAM_DEVICE_TYPE {
+  CAM_DEVICE_TYPE_UNKNOWN, /**< [en] Unknown <BR> [ja] 不明 */
+  CAM_DEVICE_TYPE_ISX012,  /**< [en] ISX012  <BR> [ja] ISX012 */
+  CAM_DEVICE_TYPE_ISX019,  /**< [en] ISX019  <BR> [ja] ISX019 */
+};
 
 /**
  * @enum CAM_WHITE_BALANCE
@@ -716,6 +726,16 @@ class CameraClass {
    */
   CamImage takePicture();
 
+  /**
+   * @brief Get camera device type.
+   * @details [en] Get camera device type which is being used. <BR>
+   *          [ja] 使用されているカメラデバイスの種類を取得する。
+   * @return [en] Camera device type which is being used. <BR>
+   *         [ja] 使用されているカメラデバイスの種類。
+   */
+
+  CAM_DEVICE_TYPE getDeviceType();
+
   /**
    * @brief De-initialize Spresense Camera
    * @details [en] De-initialize Spresense Camera. This method cancel everything of

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/keywords.txt b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/keywords.txt
@@ -26,6 +26,7 @@ setSceneMode               KEYWORD2
 setColorEffect             KEYWORD2
 setStillPictureImageFormat KEYWORD2
 takePicture                KEYWORD2
+getDeviceType              KEYWORD2
 end                        KEYWORD2
 
 # Constants
@@ -39,7 +40,11 @@ CAM_ERR_CANT_CREATE_THREAD      LITERAL1
 CAM_ERR_INVALID_PARAM           LITERAL1
 CAM_ERR_NO_MEMORY               LITERAL1
 CAM_ERR_USR_INUSED              LITERAL1
-
+
+CAM_DEVICE_TYPE_UNKNOWN         LITERAL1
+CAM_DEVICE_TYPE_ISX012          LITERAL1
+CAM_DEVICE_TYPE_ISX019          LITERAL1
+
 CAM_WHITE_BALANCE_INCANDESCENT  LITERAL1
 CAM_WHITE_BALANCE_FLUORESCENT   LITERAL1
 CAM_WHITE_BALANCE_DAYLIGHT      LITERAL1