[Camera] minor code change

Change-Id: I496a2a35a883f3853dfa59a61ad1e89b4c50d463
Signed-off-by: Haesu Gwon <haesu.gwon@samsung.com>

diff --git a/src/Tizen.Multimedia.Camera/Camera/Camera.cs b/src/Tizen.Multimedia.Camera/Camera/Camera.cs
index 0485c87..691f450 100755 (executable)
--- a/src/Tizen.Multimedia.Camera/Camera/Camera.cs
+++ b/src/Tizen.Multimedia.Camera/Camera/Camera.cs
@@ -226,13 +226,11 @@ namespace Tizen.Multimedia
             {
                 lock (_deviceStateChangedEventLock)
                 {
-                    int callbackId = 0;
-
                     _deviceStateChangedCallback = (CameraDevice device, CameraDeviceState state, IntPtr userData) =>
                     {
                         _deviceStateChanged?.Invoke(null, new CameraDeviceStateChangedEventArgs(device, state));
                     };
-                    CameraErrorFactory.ThrowIfError(Native.SetDeviceStateChangedCallback(_deviceStateChangedCallback, IntPtr.Zero, out callbackId),
+                    CameraErrorFactory.ThrowIfError(Native.SetDeviceStateChangedCallback(_deviceStateChangedCallback, IntPtr.Zero, out int callbackId),
                         "Failed to set interrupt callback");
 
                     // Keep current callbackId and EventHandler pair to remove EventHandler later.
@@ -249,8 +247,7 @@ namespace Tizen.Multimedia
                 {
                     _deviceStateChanged -= value;
 
-                    int callbackId = 0;
-                    _callbackIdInfo.TryGetValue(value, out callbackId);
+                    _callbackIdInfo.TryGetValue(value, out int callbackId);
                     Log.Info(CameraLog.Tag, "remove callbackId " + callbackId.ToString());
 
                     CameraErrorFactory.ThrowIfError(Native.UnsetDeviceStateChangedCallback(callbackId),
@@ -479,9 +476,7 @@ namespace Tizen.Multimedia
             {
                 ValidateNotDisposed();
 
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.GetDisplayReuseHint(_handle, out val),
+                CameraErrorFactory.ThrowIfError(Native.GetDisplayReuseHint(_handle, out bool val),
                     "Failed to get camera display reuse hint");
 
                 return val;
@@ -508,9 +503,7 @@ namespace Tizen.Multimedia
             {
                 ValidateNotDisposed();
 
-                CameraFacingDirection val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetFacingDirection(_handle, out val),
+                CameraErrorFactory.ThrowIfError(Native.GetFacingDirection(_handle, out var val),
                     "Failed to get camera direction");
 
                 return val;
@@ -530,9 +523,7 @@ namespace Tizen.Multimedia
             {
                 ValidateNotDisposed();
 
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetDeviceCount(_handle, out val),
+                CameraErrorFactory.ThrowIfError(Native.GetDeviceCount(_handle, out int val),
                     "Failed to get camera device count");
 
                 return val;
@@ -561,7 +552,7 @@ namespace Tizen.Multimedia
             ValidateState(CameraState.Created);
             ValidationUtil.ValidateEnum(typeof(CameraDevice), device, nameof(device));
 
-            CameraErrorFactory.ThrowIfError(Native.ChangeDevice(_handle, (int)device),
+            CameraErrorFactory.ThrowIfError(Native.ChangeDevice(_handle, device),
                 "Failed to change the camera device");
         }
 
@@ -576,13 +567,12 @@ namespace Tizen.Multimedia
         /// <exception cref="NotSupportedException">In case of this feature is not supported.</exception>
         public CameraDeviceState GetDeviceState(CameraDevice device)
         {
-            int val = 0;
             ValidationUtil.ValidateEnum(typeof(CameraDevice), device, nameof(device));
 
-            CameraErrorFactory.ThrowIfError(Native.GetDeviceState(device, out val),
+            CameraErrorFactory.ThrowIfError(Native.GetDeviceState(device, out var val),
                 "Failed to get the camera device state.");
 
-            return (CameraDeviceState)val;
+            return val;
         }
 
         /// <summary>
@@ -596,10 +586,9 @@ namespace Tizen.Multimedia
         /// <exception cref="NotSupportedException">In case of this feature is not supported.</exception>
         public static CameraFlashState GetFlashState(CameraDevice device)
         {
-            CameraFlashState val = CameraFlashState.NotUsed;
             ValidationUtil.ValidateEnum(typeof(CameraDevice), device, nameof(device));
 
-            CameraErrorFactory.ThrowIfError(Native.GetFlashState(device, out val),
+            CameraErrorFactory.ThrowIfError(Native.GetFlashState(device, out var val),
                 "Failed to get camera flash state");
 
             return val;

diff --git a/src/Tizen.Multimedia.Camera/Camera/CameraDisplaySettings.cs b/src/Tizen.Multimedia.Camera/Camera/CameraDisplaySettings.cs
index 8149f55..0ded01e 100755 (executable)
--- a/src/Tizen.Multimedia.Camera/Camera/CameraDisplaySettings.cs
+++ b/src/Tizen.Multimedia.Camera/Camera/CameraDisplaySettings.cs
@@ -42,9 +42,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraDisplayMode val = CameraDisplayMode.LetterBox;
-
-                CameraErrorFactory.ThrowIfError(Native.GetMode(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetMode(_camera.GetHandle(), out var val),
                     "Failed to get camera display mode");
 
                 return val;
@@ -68,9 +66,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.GetVisible(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetVisible(_camera.GetHandle(), out bool val),
                     "Failed to get visible value");
 
                 return val;
@@ -144,13 +140,8 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int x = 0;
-                int y = 0;
-                int width = 0;
-                int height = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetRoiArea(_camera.GetHandle(), out x, out y, out width, out height),
-                    "Failed to get display roi area");
+                CameraErrorFactory.ThrowIfError(Native.GetRoiArea(_camera.GetHandle(),
+                    out int x, out int y, out int width, out int height), "Failed to get display roi area");
 
                 return new Rectangle(x, y, width, height);
             }

diff --git a/src/Tizen.Multimedia.Camera/Camera/CameraFeatures.cs b/src/Tizen.Multimedia.Camera/Camera/CameraFeatures.cs
index 9763f31..2361a9f 100755 (executable)
--- a/src/Tizen.Multimedia.Camera/Camera/CameraFeatures.cs
+++ b/src/Tizen.Multimedia.Camera/Camera/CameraFeatures.cs
@@ -76,10 +76,7 @@ namespace Tizen.Multimedia
 
         private bool CheckRangeValid(GetRangeDelegate func)
         {
-            int min = 0;
-            int max = 0;
-
-            CameraErrorFactory.ThrowIfError(func(_camera.GetHandle(), out min, out max),
+            CameraErrorFactory.ThrowIfError(func(_camera.GetHandle(), out int min, out int max),
                 "Failed to check feature is suported or not.");
 
             return min < max;

diff --git a/src/Tizen.Multimedia.Camera/Camera/CameraSettings.cs b/src/Tizen.Multimedia.Camera/Camera/CameraSettings.cs
index 8feaa6f..d188ef5 100755 (executable)
--- a/src/Tizen.Multimedia.Camera/Camera/CameraSettings.cs
+++ b/src/Tizen.Multimedia.Camera/Camera/CameraSettings.cs
@@ -51,10 +51,7 @@ namespace Tizen.Multimedia
         private delegate CameraError GetRangeDelegate(IntPtr handle, out int min, out int max);
         private Range? GetRange(GetRangeDelegate func)
         {
-            int min = 0;
-            int max = 0;
-
-            CameraErrorFactory.ThrowIfError(func(_camera.GetHandle(), out min, out max),
+            CameraErrorFactory.ThrowIfError(func(_camera.GetHandle(), out int min, out int max),
                 "Failed to initialize the camera settings");
 
             if (min > max)
@@ -149,9 +146,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetContrast(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetContrast(_camera.GetHandle(), out int val),
                     "Failed to get camera contrast value");
 
                 return val;
@@ -174,9 +169,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.IsEnabledAutoContrast(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.IsEnabledAutoContrast(_camera.GetHandle(), out bool val),
                     "Failed to get camera auto contrast");
 
                 return val;
@@ -220,9 +213,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetBrightness(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetBrightness(_camera.GetHandle(), out int val),
                     "Failed to get camera brightness value");
 
                 return val;
@@ -267,9 +258,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetExposure(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetExposure(_camera.GetHandle(), out int val),
                     "Failed to get camera exposure value");
 
                 return val;
@@ -341,9 +330,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetZoom(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetZoom(_camera.GetHandle(), out int val),
                     "Failed to get zoom level");
 
                 return val;
@@ -351,7 +338,7 @@ namespace Tizen.Multimedia
 
             set
             {
-                CameraErrorFactory.ThrowIfError(Native.SetZoom(_camera.GetHandle(), (int)value),
+                CameraErrorFactory.ThrowIfError(Native.SetZoom(_camera.GetHandle(), value),
                     "Failed to set zoom level.");
             }
         }
@@ -440,9 +427,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetImageQuality(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetImageQuality(_camera.GetHandle(), out int val),
                     "Failed to get image quality");
 
                 return val;
@@ -471,9 +456,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraFps val = CameraFps.Auto;
-
-                CameraErrorFactory.ThrowIfError(Native.GetPreviewFps(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetPreviewFps(_camera.GetHandle(), out var val),
                     "Failed to get camera preview fps");
 
                 return val;
@@ -497,10 +480,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int width = 0;
-                int height = 0;
-
-                CameraErrorFactory.ThrowIfError(GetPreviewResolution(_camera.GetHandle(), out width, out height),
+                CameraErrorFactory.ThrowIfError(GetPreviewResolution(_camera.GetHandle(), out int width, out int height),
                     "Failed to get camera preview resolution");
 
                 return new Size(width, height);
@@ -526,10 +506,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int width = 0;
-                int height = 0;
-
-                CameraErrorFactory.ThrowIfError(GetRecommendedPreviewResolution(_camera.GetHandle(), out width, out height),
+                CameraErrorFactory.ThrowIfError(GetRecommendedPreviewResolution(_camera.GetHandle(), out int width, out int height),
                     "Failed to get recommended preview resolution");
 
                 return new Size(width, height);
@@ -547,9 +524,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraPixelFormat val = 0;
-
-                CameraErrorFactory.ThrowIfError(GetPreviewPixelFormat(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(GetPreviewPixelFormat(_camera.GetHandle(), out var val),
                     "Failed to get preview format");
 
                 return val;
@@ -573,10 +548,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int width = 0;
-                int height = 0;
-
-                CameraErrorFactory.ThrowIfError(GetCaptureResolution(_camera.GetHandle(), out width, out height),
+                CameraErrorFactory.ThrowIfError(GetCaptureResolution(_camera.GetHandle(), out int width, out int height),
                     "Failed to get camera capture resolution");
 
                 return new Size(width, height);
@@ -602,9 +574,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraPixelFormat val = CameraPixelFormat.Invalid;
-
-                CameraErrorFactory.ThrowIfError(GetCaptureFormat(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(GetCaptureFormat(_camera.GetHandle(), out var val),
                     "Failed to get camera capture formats");
 
                 return val;
@@ -629,9 +599,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetBitrate(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetBitrate(_camera.GetHandle(), out int val),
                     "Failed to get preview bitrate");
 
                 return val;
@@ -639,7 +607,7 @@ namespace Tizen.Multimedia
 
             set
             {
-                CameraErrorFactory.ThrowIfError(Native.SetBitrate(_camera.GetHandle(), (int)value),
+                CameraErrorFactory.ThrowIfError(Native.SetBitrate(_camera.GetHandle(), value),
                     "Failed to set encoded preview bitrate.");
             }
         }
@@ -653,9 +621,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetGopInterval(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetGopInterval(_camera.GetHandle(), out int val),
                     "Failed to get preview gop interval");
 
                 return val;
@@ -663,7 +629,7 @@ namespace Tizen.Multimedia
 
             set
             {
-                CameraErrorFactory.ThrowIfError(Native.SetGopInterval(_camera.GetHandle(), (int)value),
+                CameraErrorFactory.ThrowIfError(Native.SetGopInterval(_camera.GetHandle(), value),
                     "Failed to set encoded preview gop intervals.");
             }
         }
@@ -683,9 +649,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraTheaterMode val = CameraTheaterMode.Disable;
-
-                CameraErrorFactory.ThrowIfError(Native.GetTheaterMode(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetTheaterMode(_camera.GetHandle(), out var val),
                     "Failed to get camera theater mode");
 
                 return val;
@@ -709,9 +673,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraEffectMode val = CameraEffectMode.None;
-
-                CameraErrorFactory.ThrowIfError(Native.GetEffect(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetEffect(_camera.GetHandle(), out var val),
                     "Failed to get camera effect");
 
                 return val;
@@ -735,9 +697,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraSceneMode val = CameraSceneMode.Normal;
-
-                CameraErrorFactory.ThrowIfError(Native.GetSceneMode(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetSceneMode(_camera.GetHandle(), out var val),
                     "Failed to get camera scene mode");
 
                 return val;
@@ -761,9 +721,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraFlashMode val = CameraFlashMode.Off;
-
-                CameraErrorFactory.ThrowIfError(Native.GetFlashMode(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetFlashMode(_camera.GetHandle(), out var val),
                     "Failed to get camera flash mode");
 
                 return val;
@@ -786,9 +744,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                int val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetLensOrientation(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetLensOrientation(_camera.GetHandle(), out var val),
                     "Failed to get camera lens orientation");
 
                 return val;
@@ -805,9 +761,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraRotation val = CameraRotation.None;
-
-                CameraErrorFactory.ThrowIfError(Native.GetStreamRotation(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetStreamRotation(_camera.GetHandle(), out var val),
                     "Failed to get camera stream rotation");
 
                 return val;
@@ -831,9 +785,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraFlip val = CameraFlip.None;
-
-                CameraErrorFactory.ThrowIfError(Native.GetFlip(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetFlip(_camera.GetHandle(), out var val),
                     "Failed to get camera stream flip");
 
                 return val;
@@ -862,9 +814,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraHdrMode val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetHdrMode(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetHdrMode(_camera.GetHandle(), out var val),
                     "Failed to get camera hdr mode");
 
                 return val;
@@ -888,9 +838,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.IsEnabledAntiShake(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.IsEnabledAntiShake(_camera.GetHandle(), out bool val),
                     "Failed to get camera anti shake value");
 
                 return val;
@@ -917,9 +865,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.IsEnabledVideoStabilization(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.IsEnabledVideoStabilization(_camera.GetHandle(), out bool val),
                     "Failed to get camera video stabilization");
 
                 return val;
@@ -962,7 +908,8 @@ namespace Tizen.Multimedia
             set
             {
                 ValidationUtil.ValidateEnum(typeof(CameraPtzType), value);
-                CameraErrorFactory.ThrowIfError(Native.SetPtzType(_camera.GetHandle(), (int)value),
+
+                CameraErrorFactory.ThrowIfError(Native.SetPtzType(_camera.GetHandle(), value),
                     "Failed to set camera ptz type.");
             }
         }
@@ -990,9 +937,7 @@ namespace Tizen.Multimedia
         /// <exception cref="ObjectDisposedException">The camera already has been disposed.</exception>
         public int GetPan()
         {
-            int val = 0;
-
-            CameraErrorFactory.ThrowIfError(Native.GetPan(_camera.GetHandle(), out val),
+            CameraErrorFactory.ThrowIfError(Native.GetPan(_camera.GetHandle(), out int val),
                 "Failed to get the camera pan step.");
 
             return val;
@@ -1021,9 +966,7 @@ namespace Tizen.Multimedia
         /// <exception cref="ObjectDisposedException">The camera already has been disposed.</exception>
         public int GetTilt()
         {
-            int val = 0;
-
-            CameraErrorFactory.ThrowIfError(Native.GetTilt(_camera.GetHandle(), out val),
+            CameraErrorFactory.ThrowIfError(Native.GetTilt(_camera.GetHandle(), out int val),
                 "Failed to set the camera current position.");
 
             return val;
@@ -1081,9 +1024,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                bool val = false;
-
-                CameraErrorFactory.ThrowIfError(Native.IsEnabledTag(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.IsEnabledTag(_camera.GetHandle(), out bool val),
                     "Failed to get camera enable tag");
 
                 return val;
@@ -1166,12 +1107,8 @@ namespace Tizen.Multimedia
         {
             get
             {
-                double latitude = 0.0;
-                double longitude = 0.0;
-                double altitude = 0.0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetGeotag(_camera.GetHandle(), out latitude, out longitude, out altitude),
-                    "Failed to get tag");
+                CameraErrorFactory.ThrowIfError(Native.GetGeotag(_camera.GetHandle(),
+                    out double latitude, out double longitude, out double altitude), "Failed to get tag");
 
                 return new Location(latitude, longitude, altitude);
             }
@@ -1203,9 +1140,7 @@ namespace Tizen.Multimedia
         {
             get
             {
-                CameraTagOrientation val = 0;
-
-                CameraErrorFactory.ThrowIfError(Native.GetTagOrientation(_camera.GetHandle(), out val),
+                CameraErrorFactory.ThrowIfError(Native.GetTagOrientation(_camera.GetHandle(), out var val),
                     "Failed to get camera tag orientation");
 
                 return val;

diff --git a/src/Tizen.Multimedia.Camera/Interop/Interop.Camera.cs b/src/Tizen.Multimedia.Camera/Interop/Interop.Camera.cs
index 3262afe..0f4f289 100755 (executable)
--- a/src/Tizen.Multimedia.Camera/Interop/Interop.Camera.cs
+++ b/src/Tizen.Multimedia.Camera/Interop/Interop.Camera.cs
@@ -59,7 +59,7 @@ internal static partial class Interop
         internal static extern CameraError Create(CameraDevice device, out IntPtr handle);
 
         [DllImport(Libraries.Camera, EntryPoint = "camera_change_device")]
-        internal static extern CameraError ChangeDevice(IntPtr handle, int device);
+        internal static extern CameraError ChangeDevice(IntPtr handle, CameraDevice device);
 
         [DllImport(Libraries.Camera, EntryPoint = "camera_destroy")]
         internal static extern CameraError Destroy(IntPtr handle);
@@ -74,7 +74,7 @@ internal static partial class Interop
         internal static extern CameraError StopPreview(IntPtr handle);
 
         [DllImport(Libraries.Camera, EntryPoint = "camera_get_device_state")]
-        internal static extern CameraError GetDeviceState(CameraDevice device, out int state);
+        internal static extern CameraError GetDeviceState(CameraDevice device, out CameraDeviceState state);
 
         [DllImport(Libraries.Camera, EntryPoint = "camera_start_capture")]
         internal static extern CameraError StartCapture(IntPtr handle, CapturingCallback captureCallback,

diff --git a/src/Tizen.Multimedia.Camera/Interop/Interop.CameraSettings.cs b/src/Tizen.Multimedia.Camera/Interop/Interop.CameraSettings.cs
old mode 100644 (file)
new mode 100755 (executable)
index 73d0ccf..1ff1a83
--- a/src/Tizen.Multimedia.Camera/Interop/Interop.CameraSettings.cs
+++ b/src/Tizen.Multimedia.Camera/Interop/Interop.CameraSettings.cs
@@ -230,6 +230,6 @@ internal static partial class Interop
         internal static extern CameraError GetTiltRange(IntPtr handle, out int min, out int max);
 
         [DllImport(Libraries.Camera, EntryPoint = "camera_attr_set_ptz_type")]
-        internal static extern CameraError SetPtzType(IntPtr handle, int type);
+        internal static extern CameraError SetPtzType(IntPtr handle, CameraPtzType type);
     }
 }