From 71c2d74d4cf00b5e2fe72f1d8c318da5894f133f Mon Sep 17 00:00:00 2001
From: Andrew Lee <anwlee@google.com>
Date: Tue, 22 Jul 2014 18:20:51 -0700
Subject: Use VideoCall instead of RemoteCallVideoProvider in InCallUi.

Bug: 16494880
Bug: 16495203
Change-Id: I61d981d835a5a4b452c20c736af1eabd64da198c
---
 InCallUI/src/com/android/incallui/Call.java        |  22 ++--
 .../com/android/incallui/CallButtonPresenter.java  |  36 +++---
 .../android/incallui/InCallVideoCallListener.java  | 140 +++++++++++++++++++++
 .../com/android/incallui/InCallVideoClient.java    | 140 ---------------------
 .../com/android/incallui/VideoCallPresenter.java   |  59 +++++----
 5 files changed, 197 insertions(+), 200 deletions(-)
 create mode 100644 InCallUI/src/com/android/incallui/InCallVideoCallListener.java
 delete mode 100644 InCallUI/src/com/android/incallui/InCallVideoClient.java

(limited to 'InCallUI/src/com/android/incallui')

diff --git a/InCallUI/src/com/android/incallui/Call.java b/InCallUI/src/com/android/incallui/Call.java
index 3887eca5b..a11703a49 100644
--- a/InCallUI/src/com/android/incallui/Call.java
+++ b/InCallUI/src/com/android/incallui/Call.java
@@ -18,9 +18,9 @@ package com.android.incallui;
 
 import android.net.Uri;
 import android.telecomm.CallCapabilities;
-import android.telecomm.PhoneAccountHandle;
-import android.telecomm.RemoteCallVideoProvider;
 import android.telecomm.GatewayInfo;
+import android.telecomm.InCallService.VideoCall;
+import android.telecomm.PhoneAccountHandle;
 import android.telecomm.VideoCallProfile;
 import android.telephony.DisconnectCause;
 
@@ -145,8 +145,8 @@ public final class Call {
                 }
 
                 @Override
-                public void onCallVideoProviderChanged(android.telecomm.Call call,
-                        RemoteCallVideoProvider callVideoProvider) {
+                public void onVideoCallChanged(android.telecomm.Call call,
+                        VideoCall videoCall) {
                     update();
                 }
 
@@ -163,7 +163,7 @@ public final class Call {
     private String mParentCallId;
     private final List<String> mChildCallIds = new ArrayList<>();
 
-    private InCallVideoClient mCallVideoClient;
+    private InCallVideoCallListener mVideoCallListener;
 
     public Call(android.telecomm.Call telecommCall) {
         mTelecommCall = telecommCall;
@@ -200,11 +200,11 @@ public final class Call {
                     mTelecommCall.getParent()).getId();
         }
 
-        if (mTelecommCall.getCallVideoProvider() != null) {
-            if (mCallVideoClient == null) {
-                mCallVideoClient = new InCallVideoClient(this);
+        if (mTelecommCall.getVideoCall() != null) {
+            if (mVideoCallListener == null) {
+                mVideoCallListener = new InCallVideoCallListener(this);
             }
-            mTelecommCall.getCallVideoProvider().setCallVideoClient(mCallVideoClient);
+            mTelecommCall.getVideoCall().setVideoCallListener(mVideoCallListener);
         }
 
         mChildCallIds.clear();
@@ -315,8 +315,8 @@ public final class Call {
         return mTelecommCall.getDetails().getAccountHandle();
     }
 
-    public RemoteCallVideoProvider getCallVideoProvider() {
-        return mTelecommCall.getCallVideoProvider();
+    public VideoCall getVideoCall() {
+        return mTelecommCall.getVideoCall();
     }
 
     public List<String> getChildCallIds() {
diff --git a/InCallUI/src/com/android/incallui/CallButtonPresenter.java b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
index 622a74f39..c0e8cd555 100644
--- a/InCallUI/src/com/android/incallui/CallButtonPresenter.java
+++ b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
@@ -21,7 +21,7 @@ import android.hardware.camera2.CameraAccessException;
 import android.hardware.camera2.CameraCharacteristics;
 import android.hardware.camera2.CameraManager;
 import android.telecomm.CallCapabilities;
-import android.telecomm.RemoteCallVideoProvider;
+import android.telecomm.InCallService.VideoCall;
 import android.telecomm.VideoCallProfile;
 
 import com.android.contacts.common.util.PhoneNumberHelper;
@@ -213,14 +213,14 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     }
 
     public void changeToVoiceClicked() {
-        RemoteCallVideoProvider callVideoProvider = mCall.getCallVideoProvider();
-        if (callVideoProvider == null) {
+        VideoCall videoCall = mCall.getVideoCall();
+        if (videoCall == null) {
             return;
         }
 
         VideoCallProfile videoCallProfile = new VideoCallProfile(
                 VideoCallProfile.VIDEO_STATE_AUDIO_ONLY, VideoCallProfile.QUALITY_DEFAULT);
-        callVideoProvider.sendSessionModifyRequest(videoCallProfile);
+        videoCall.sendSessionModifyRequest(videoCallProfile);
     }
 
     public void swapClicked() {
@@ -234,14 +234,14 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     }
 
     public void changeToVideoClicked() {
-        RemoteCallVideoProvider callVideoProvider = mCall.getCallVideoProvider();
-        if (callVideoProvider == null) {
+        VideoCall videoCall = mCall.getVideoCall();
+        if (videoCall == null) {
             return;
         }
 
         VideoCallProfile videoCallProfile =
                 new VideoCallProfile(VideoCallProfile.VIDEO_STATE_BIDIRECTIONAL);
-        callVideoProvider.sendSessionModifyRequest(videoCallProfile);
+        videoCall.sendSessionModifyRequest(videoCallProfile);
     }
 
     /**
@@ -252,14 +252,14 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     public void switchCameraClicked(boolean useFrontFacingCamera) {
         mUseFrontFacingCamera = useFrontFacingCamera;
 
-        RemoteCallVideoProvider callVideoProvider = mCall.getCallVideoProvider();
-        if (callVideoProvider == null) {
+        VideoCall videoCall = mCall.getVideoCall();
+        if (videoCall == null) {
             return;
         }
 
         String cameraId = getCameraId();
         if (cameraId != null) {
-            callVideoProvider.setCamera(cameraId);
+            videoCall.setCamera(cameraId);
         }
         getUi().setSwitchCameraButton(!useFrontFacingCamera);
     }
@@ -270,21 +270,21 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
      *    video.
      */
     public void pauseVideoClicked(boolean pause) {
-        RemoteCallVideoProvider callVideoProvider = mCall.getCallVideoProvider();
-        if (callVideoProvider == null) {
+        VideoCall videoCall = mCall.getVideoCall();
+        if (videoCall == null) {
             return;
         }
 
         if (pause) {
-            callVideoProvider.setCamera(null);
+            videoCall.setCamera(null);
             VideoCallProfile videoCallProfile = new VideoCallProfile(
                     mCall.getVideoState() | VideoCallProfile.VIDEO_STATE_PAUSED);
-            callVideoProvider.sendSessionModifyRequest(videoCallProfile);
+            videoCall.sendSessionModifyRequest(videoCallProfile);
         } else {
-            callVideoProvider.setCamera(getCameraId());
+            videoCall.setCamera(getCameraId());
             VideoCallProfile videoCallProfile = new VideoCallProfile(
                     mCall.getVideoState() & ~VideoCallProfile.VIDEO_STATE_PAUSED);
-            callVideoProvider.sendSessionModifyRequest(videoCallProfile);
+            videoCall.sendSessionModifyRequest(videoCallProfile);
         }
         getUi().setPauseVideoButton(pause);
     }
@@ -306,7 +306,7 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         }
 
         if (call.isVideoCall()) {
-            updateVideoCallButtons(call);
+            updateVideoCallButtons();
         } else {
             updateVoiceCallButtons(call);
         }
@@ -326,7 +326,7 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         updateExtraButtonRow();
     }
 
-    private void updateVideoCallButtons(Call call) {
+    private void updateVideoCallButtons() {
         Log.v(this, "Showing buttons for video call.");
         final CallButtonUi ui = getUi();
 
diff --git a/InCallUI/src/com/android/incallui/InCallVideoCallListener.java b/InCallUI/src/com/android/incallui/InCallVideoCallListener.java
new file mode 100644
index 000000000..e1fe60ab3
--- /dev/null
+++ b/InCallUI/src/com/android/incallui/InCallVideoCallListener.java
@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.incallui;
+
+import android.telecomm.CallCameraCapabilities;
+import android.telecomm.InCallService.VideoCall;
+import android.telecomm.VideoCallProfile;
+
+/**
+ * Implements the InCallUI Video Call Listener.
+ */
+public class InCallVideoCallListener extends VideoCall.Listener {
+
+    /**
+     * The call associated with this {@link InCallVideoClient}.
+     */
+    private Call mCall;
+
+    /**
+     * Creates an instance of the call video client, specifying the call it is related to.
+     *
+     * @param call The call.
+     */
+    public InCallVideoCallListener(Call call) {
+        mCall = call;
+    }
+
+    /**
+     * Handles an incoming session modification request.
+     *
+     * @param videoCallProfile The requested video call profile.
+     */
+    @Override
+    public void onSessionModifyRequestReceived(VideoCallProfile videoCallProfile) {
+        int previousVideoState = mCall.getVideoState();
+        int newVideoState = videoCallProfile.getVideoState();
+
+        boolean wasVideoState = isVideoStateSet(previousVideoState,
+                VideoCallProfile.VIDEO_STATE_BIDIRECTIONAL);
+        boolean isVideoState = isVideoStateSet(newVideoState,
+                VideoCallProfile.VIDEO_STATE_BIDIRECTIONAL);
+
+        boolean wasPaused = isVideoStateSet(previousVideoState, VideoCallProfile.VIDEO_STATE_PAUSED);
+        boolean isPaused = isVideoStateSet(newVideoState, VideoCallProfile.VIDEO_STATE_PAUSED);
+
+        // Check for upgrades to video and downgrades to audio.
+        if (!wasVideoState && isVideoState) {
+            CallVideoClientNotifier.getInstance().upgradeToVideoRequest(mCall);
+        } else if (wasVideoState && !isVideoState) {
+            CallVideoClientNotifier.getInstance().downgradeToAudio(mCall);
+        }
+
+        // Check for pause/un-pause
+        if (!wasPaused && isPaused) {
+            CallVideoClientNotifier.getInstance().peerPausedStateChanged(mCall, true /* pause */);
+        } else {
+            CallVideoClientNotifier.getInstance().peerPausedStateChanged(mCall, false /* resume */);
+        }
+    }
+
+    /**
+     * Handles a session modification response.
+     *
+     * @param status Status of the session modify request.  Valid values are
+     *               {@link VideoCall#SESSION_MODIFY_REQUEST_SUCCESS},
+     *               {@link VideoCall#SESSION_MODIFY_REQUEST_FAIL},
+     *               {@link VideoCall#SESSION_MODIFY_REQUEST_INVALID}
+     * @param requestedProfile
+     * @param responseProfile The actual profile changes made by the peer device.
+     */
+    @Override
+    public void onSessionModifyResponseReceived(int status, VideoCallProfile requestedProfile,
+            VideoCallProfile responseProfile) {
+    }
+
+    /**
+     * Handles a call session event.
+     *
+     * @param event The event.
+     */
+    @Override
+    public void onCallSessionEvent(int event) {
+    }
+
+    /**
+     * Handles a change to the peer video dimensions.
+     *
+     * @param width  The updated peer video width.
+     * @param height The updated peer video height.
+     */
+    @Override
+    public void onPeerDimensionsChanged(int width, int height) {
+        CallVideoClientNotifier.getInstance().peerDimensionsChanged(mCall, width, height);
+    }
+
+    /**
+     * Handles a change to the call data usage.  No implementation as the in-call UI does not
+     * display data usage.
+     *
+     * @param dataUsage The updated data usage.
+     */
+    @Override
+    public void onCallDataUsageChanged(int dataUsage) {
+    }
+
+    /**
+     * Handles changes to the camera capabilities.  No implementation as the in-call UI does not
+     * make use of camera capabilities.
+     *
+     * @param callCameraCapabilities The changed camera capabilities.
+     */
+    @Override
+    public void onCameraCapabilitiesChanged(CallCameraCapabilities callCameraCapabilities) {
+    }
+
+    /**
+     * Determines if a specified state is set in a videoState bit-mask.
+     *
+     * @param videoState The video state bit-mask.
+     * @param state The state to check.
+     * @return {@code True} if the state is set.
+     */
+    private boolean isVideoStateSet(int videoState, int state) {
+        return (videoState & state) == state;
+    }
+}
diff --git a/InCallUI/src/com/android/incallui/InCallVideoClient.java b/InCallUI/src/com/android/incallui/InCallVideoClient.java
deleted file mode 100644
index 792348b6a..000000000
--- a/InCallUI/src/com/android/incallui/InCallVideoClient.java
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.incallui;
-
-import android.telecomm.CallCameraCapabilities;
-import android.telecomm.VideoCallProfile;
-import android.telecomm.CallVideoClient;
-
-/**
- * Implements the InCall-UI Call Video client.
- */
-public class InCallVideoClient extends CallVideoClient {
-
-    /**
-     * The call associated with this {@link InCallVideoClient}.
-     */
-    private Call mCall;
-
-    /**
-     * Creates an instance of the call video client, specifying the call it is related to.
-     *
-     * @param call The call.
-     */
-    public InCallVideoClient(Call call) {
-        mCall = call;
-    }
-
-    /**
-     * Handles an incoming session modification request.
-     *
-     * @param videoCallProfile The requested video call profile.
-     */
-    @Override
-    public void onReceiveSessionModifyRequest(VideoCallProfile videoCallProfile) {
-        int previousVideoState = mCall.getVideoState();
-        int newVideoState = videoCallProfile.getVideoState();
-
-        boolean wasVideoState = isVideoStateSet(previousVideoState,
-                VideoCallProfile.VIDEO_STATE_BIDIRECTIONAL);
-        boolean isVideoState = isVideoStateSet(newVideoState,
-                VideoCallProfile.VIDEO_STATE_BIDIRECTIONAL);
-
-        boolean wasPaused = isVideoStateSet(previousVideoState, VideoCallProfile.VIDEO_STATE_PAUSED);
-        boolean isPaused = isVideoStateSet(newVideoState, VideoCallProfile.VIDEO_STATE_PAUSED);
-
-        // Check for upgrades to video and downgrades to audio.
-        if (!wasVideoState && isVideoState) {
-            CallVideoClientNotifier.getInstance().upgradeToVideoRequest(mCall);
-        } else if (wasVideoState && !isVideoState) {
-            CallVideoClientNotifier.getInstance().downgradeToAudio(mCall);
-        }
-
-        // Check for pause/un-pause
-        if (!wasPaused && isPaused) {
-            CallVideoClientNotifier.getInstance().peerPausedStateChanged(mCall, true /* pause */);
-        } else {
-            CallVideoClientNotifier.getInstance().peerPausedStateChanged(mCall, false /* resume */);
-        }
-    }
-
-    /**
-     * Handles a session modification response.
-     *
-     * @param status Status of the session modify request.  Valid values are
-     *               {@link CallVideoClient#SESSION_MODIFY_REQUEST_SUCCESS},
-     *               {@link CallVideoClient#SESSION_MODIFY_REQUEST_FAIL},
-     *               {@link CallVideoClient#SESSION_MODIFY_REQUEST_INVALID}
-     * @param requestedProfile
-     * @param responseProfile The actual profile changes made by the peer device.
-     */
-    @Override
-    public void onReceiveSessionModifyResponse(int status, VideoCallProfile requestedProfile,
-            VideoCallProfile responseProfile) {
-    }
-
-    /**
-     * Handles a call session event.
-     *
-     * @param event The event.
-     */
-    @Override
-    public void onHandleCallSessionEvent(int event) {
-    }
-
-    /**
-     * Handles a change to the peer video dimensions.
-     *
-     * @param width  The updated peer video width.
-     * @param height The updated peer video height.
-     */
-    @Override
-    public void onUpdatePeerDimensions(int width, int height) {
-        CallVideoClientNotifier.getInstance().peerDimensionsChanged(mCall, width, height);
-    }
-
-    /**
-     * Handles a change to the call data usage.  No implementation as the in-call UI does not
-     * display data usage.
-     *
-     * @param dataUsage The updated data usage.
-     */
-    @Override
-    public void onUpdateCallDataUsage(int dataUsage) {
-    }
-
-    /**
-     * Handles changes to the camera capabilities.  No implementation as the in-call UI does not
-     * make use of camera capabilities.
-     *
-     * @param callCameraCapabilities The changed camera capabilities.
-     */
-    @Override
-    public void onHandleCameraCapabilitiesChange(CallCameraCapabilities callCameraCapabilities) {
-    }
-
-    /**
-     * Determines if a specified state is set in a videoState bit-mask.
-     *
-     * @param videoState The video state bit-mask.
-     * @param state The state to check.
-     * @return {@code True} if the state is set.
-     */
-    private boolean isVideoStateSet(int videoState, int state) {
-        return (videoState & state) == state;
-    }
-}
diff --git a/InCallUI/src/com/android/incallui/VideoCallPresenter.java b/InCallUI/src/com/android/incallui/VideoCallPresenter.java
index 3f94995e0..cdfb5a202 100644
--- a/InCallUI/src/com/android/incallui/VideoCallPresenter.java
+++ b/InCallUI/src/com/android/incallui/VideoCallPresenter.java
@@ -24,7 +24,7 @@ import com.android.incallui.InCallPresenter.IncomingCallListener;
 import com.android.internal.util.Preconditions;
 
 import android.content.Context;
-import android.telecomm.RemoteCallVideoProvider;
+import android.telecomm.InCallService.VideoCall;
 import android.view.Surface;
 
 import java.util.Objects;
@@ -49,10 +49,10 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
     private Call mCall;
 
     /**
-     * The {@link RemoteCallVideoProvider} used to inform the video telephony layer of changes
-     * to the video surfaces.
+     * The {@link VideoCall} used to inform the video telephony layer of changes to the video
+     * surfaces.
      */
-    private RemoteCallVideoProvider mCallVideoProvider;
+    private VideoCall mVideoCall;
 
     /**
      * Determines if the current UI state represents a video call.
@@ -103,10 +103,10 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
     }
 
     /**
-     * @return The {@link RemoteCallVideoProvider}.
+     * @return The {@link VideoCall}.
      */
-    private RemoteCallVideoProvider getCallVideoProvider() {
-        return mCallVideoProvider;
+    private VideoCall getVideoCall() {
+        return mVideoCall;
     }
 
     /**
@@ -116,16 +116,15 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
      */
     public void onSurfaceCreated(int surface) {
         final VideoCallUi ui = getUi();
-        final RemoteCallVideoProvider callVideoProvider = getCallVideoProvider();
 
-        if (ui == null || callVideoProvider == null) {
+        if (ui == null || mVideoCall == null) {
             return;
         }
 
         if (surface == VideoCallFragment.SURFACE_DISPLAY) {
-            mCallVideoProvider.setDisplaySurface(ui.getDisplayVideoSurface());
+            mVideoCall.setDisplaySurface(ui.getDisplayVideoSurface());
         } else if (surface == VideoCallFragment.SURFACE_PREVIEW) {
-            mCallVideoProvider.setPreviewSurface(ui.getPreviewVideoSurface());
+            mVideoCall.setPreviewSurface(ui.getPreviewVideoSurface());
         }
     }
 
@@ -148,16 +147,15 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
      */
     public void onSurfaceDestroyed(int surface) {
         final VideoCallUi ui = getUi();
-        final RemoteCallVideoProvider callVideoProvider = getCallVideoProvider();
 
-        if (ui == null || callVideoProvider == null) {
+        if (ui == null || mVideoCall == null) {
             return;
         }
 
         if (surface == VideoCallFragment.SURFACE_DISPLAY) {
-            mCallVideoProvider.setDisplaySurface(null);
+            mVideoCall.setDisplaySurface(null);
         } else if (surface == VideoCallFragment.SURFACE_PREVIEW) {
-            mCallVideoProvider.setPreviewSurface(null);
+            mVideoCall.setPreviewSurface(null);
         }
     }
 
@@ -228,10 +226,9 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
      * Checks for a change to the call video provider and changes it if required.
      */
     private void checkForCallVideoProviderChange() {
-        RemoteCallVideoProvider callVideoProvider =
-                mCall.getTelecommCall().getCallVideoProvider();
-        if (!Objects.equals(callVideoProvider, mCallVideoProvider)) {
-            changeCallVideoProvider(callVideoProvider);
+        VideoCall videoCall = mCall.getTelecommCall().getVideoCall();
+        if (!Objects.equals(videoCall, mVideoCall)) {
+            changeVideoCall(videoCall);
         }
     }
 
@@ -254,21 +251,21 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
     }
 
     /**
-     * Handles a change to the call video provider.  Sets the surfaces on the previous provider
-     * to null and sets the surfaces on the new provider accordingly.
+     * Handles a change to the video call.  Sets the surfaces on the previous call to null and sets
+     * the surfaces on the new provider accordingly.
      *
-     * @param callVideoProvider The new call video provider.
+     * @param videoCall The new video call.
      */
-    private void changeCallVideoProvider(RemoteCallVideoProvider callVideoProvider) {
+    private void changeVideoCall(VideoCall videoCall) {
         Log.d(this, "changeCallVideoProvider");
 
         // Null out the surfaces on the previous provider
-        if (mCallVideoProvider != null) {
-            mCallVideoProvider.setDisplaySurface(null);
-            mCallVideoProvider.setPreviewSurface(null);
+        if (mVideoCall != null) {
+            mVideoCall.setDisplaySurface(null);
+            mVideoCall.setPreviewSurface(null);
         }
 
-        mCallVideoProvider = callVideoProvider;
+        mVideoCall = videoCall;
         setSurfaces();
 
     }
@@ -288,21 +285,21 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
     }
 
     /**
-     * Sets the surfaces on the specified {@link RemoteCallVideoProvider}.
+     * Sets the surfaces on the specified {@link Call.VideoCall}.
      */
     private void setSurfaces() {
         Log.d(this, "setSurfaces");
         VideoCallUi ui = getUi();
-        if (ui == null || mCallVideoProvider == null) {
+        if (ui == null || mVideoCall == null) {
             return;
         }
 
         if (getUi().isDisplayVideoSurfaceCreated()) {
-            mCallVideoProvider.setDisplaySurface(ui.getDisplayVideoSurface());
+            mVideoCall.setDisplaySurface(ui.getDisplayVideoSurface());
         }
 
         if (getUi().isPreviewVideoSurfaceCreated()) {
-            mCallVideoProvider.setPreviewSurface(ui.getPreviewVideoSurface());
+            mVideoCall.setPreviewSurface(ui.getPreviewVideoSurface());
         }
     }
 
-- 
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