1 files changed, 197 insertions, 0 deletions
diff --git a/java/com/android/incallui/call/InCallVideoCallCallback.java b/java/com/android/incallui/call/InCallVideoCallCallback.java
new file mode 100644
index 000000000..f897ac9dd
--- /dev/null
+++ b/java/com/android/incallui/call/InCallVideoCallCallback.java
@@ -0,0 +1,197 @@
+/*
+ * 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.call;
+
+import android.os.Handler;
+import android.support.annotation.Nullable;
+import android.telecom.Connection;
+import android.telecom.Connection.VideoProvider;
+import android.telecom.InCallService.VideoCall;
+import android.telecom.VideoProfile;
+import android.telecom.VideoProfile.CameraCapabilities;
+import com.android.dialer.common.LogUtil;
+import com.android.incallui.call.DialerCall.SessionModificationState;
+
+/** Implements the InCallUI VideoCall Callback. */
+public class InCallVideoCallCallback extends VideoCall.Callback implements Runnable {
+
+  private static final int CLEAR_FAILED_REQUEST_TIMEOUT_MILLIS = 4000;
+
+  private final DialerCall call;
+  @Nullable private Handler handler;
+  @SessionModificationState private int newSessionModificationState;
+
+  public InCallVideoCallCallback(DialerCall call) {
+    this.call = call;
+  }
+
+  @Override
+  public void onSessionModifyRequestReceived(VideoProfile videoProfile) {
+    LogUtil.i(
+        "InCallVideoCallCallback.onSessionModifyRequestReceived", "videoProfile: " + videoProfile);
+    int previousVideoState = VideoUtils.getUnPausedVideoState(call.getVideoState());
+    int newVideoState = VideoUtils.getUnPausedVideoState(videoProfile.getVideoState());
+
+    boolean wasVideoCall = VideoUtils.isVideoCall(previousVideoState);
+    boolean isVideoCall = VideoUtils.isVideoCall(newVideoState);
+
+    if (wasVideoCall && !isVideoCall) {
+      LogUtil.v(
+          "InCallVideoCallCallback.onSessionModifyRequestReceived",
+          "call downgraded to " + newVideoState);
+    } else if (previousVideoState != newVideoState) {
+      InCallVideoCallCallbackNotifier.getInstance().upgradeToVideoRequest(call, newVideoState);
+    }
+  }
+
+  /**
+   * @param status Status of the session modify request. Valid values are {@link
+   *     Connection.VideoProvider#SESSION_MODIFY_REQUEST_SUCCESS}, {@link
+   *     Connection.VideoProvider#SESSION_MODIFY_REQUEST_FAIL}, {@link
+   *     Connection.VideoProvider#SESSION_MODIFY_REQUEST_INVALID}
+   * @param responseProfile The actual profile changes made by the peer device.
+   */
+  @Override
+  public void onSessionModifyResponseReceived(
+      int status, VideoProfile requestedProfile, VideoProfile responseProfile) {
+    LogUtil.i(
+        "InCallVideoCallCallback.onSessionModifyResponseReceived",
+        "status: %d, "
+            + "requestedProfile: %s, responseProfile: %s, current session modification state: %d",
+        status,
+        requestedProfile,
+        responseProfile,
+        call.getSessionModificationState());
+
+    if (call.getSessionModificationState()
+        == DialerCall.SESSION_MODIFICATION_STATE_WAITING_FOR_UPGRADE_TO_VIDEO_RESPONSE) {
+      if (handler == null) {
+        handler = new Handler();
+      } else {
+        handler.removeCallbacks(this);
+      }
+
+      newSessionModificationState = getDialerSessionModifyStateTelecomStatus(status);
+      if (status != VideoProvider.SESSION_MODIFY_REQUEST_SUCCESS) {
+        // This will update the video UI to display the error message.
+        call.setSessionModificationState(newSessionModificationState);
+      }
+
+      // Wait for 4 seconds and then clean the session modification state. This allows the video UI
+      // to stay up so that the user can read the error message.
+      //
+      // If the other person accepted the upgrade request then this will keep the video UI up until
+      // the call's video state change. Without this we would switch to the voice call and then
+      // switch back to video UI.
+      handler.postDelayed(this, CLEAR_FAILED_REQUEST_TIMEOUT_MILLIS);
+    } else if (call.getSessionModificationState()
+        == DialerCall.SESSION_MODIFICATION_STATE_RECEIVED_UPGRADE_TO_VIDEO_REQUEST) {
+      call.setSessionModificationState(DialerCall.SESSION_MODIFICATION_STATE_NO_REQUEST);
+    } else if (call.getSessionModificationState()
+        == DialerCall.SESSION_MODIFICATION_STATE_WAITING_FOR_RESPONSE) {
+      call.setSessionModificationState(getDialerSessionModifyStateTelecomStatus(status));
+    } else {
+      LogUtil.i(
+          "InCallVideoCallCallback.onSessionModifyResponseReceived",
+          "call is not waiting for " + "response, doing nothing");
+    }
+  }
+
+  @SessionModificationState
+  private int getDialerSessionModifyStateTelecomStatus(int telecomStatus) {
+    switch (telecomStatus) {
+      case VideoProvider.SESSION_MODIFY_REQUEST_SUCCESS:
+        return DialerCall.SESSION_MODIFICATION_STATE_NO_REQUEST;
+      case VideoProvider.SESSION_MODIFY_REQUEST_FAIL:
+      case VideoProvider.SESSION_MODIFY_REQUEST_INVALID:
+        // Check if it's already video call, which means the request is not video upgrade request.
+        if (VideoUtils.isVideoCall(call.getVideoState())) {
+          return DialerCall.SESSION_MODIFICATION_STATE_REQUEST_FAILED;
+        } else {
+          return DialerCall.SESSION_MODIFICATION_STATE_UPGRADE_TO_VIDEO_REQUEST_FAILED;
+        }
+      case VideoProvider.SESSION_MODIFY_REQUEST_TIMED_OUT:
+        return DialerCall.SESSION_MODIFICATION_STATE_UPGRADE_TO_VIDEO_REQUEST_TIMED_OUT;
+      case VideoProvider.SESSION_MODIFY_REQUEST_REJECTED_BY_REMOTE:
+        return DialerCall.SESSION_MODIFICATION_STATE_REQUEST_REJECTED;
+      default:
+        LogUtil.e(
+            "InCallVideoCallCallback.getDialerSessionModifyStateTelecomStatus",
+            "unknown status: %d",
+            telecomStatus);
+        return DialerCall.SESSION_MODIFICATION_STATE_REQUEST_FAILED;
+    }
+  }
+
+  @Override
+  public void onCallSessionEvent(int event) {
+    InCallVideoCallCallbackNotifier.getInstance().callSessionEvent(event);
+  }
+
+  @Override
+  public void onPeerDimensionsChanged(int width, int height) {
+    InCallVideoCallCallbackNotifier.getInstance().peerDimensionsChanged(call, width, height);
+  }
+
+  @Override
+  public void onVideoQualityChanged(int videoQuality) {
+    InCallVideoCallCallbackNotifier.getInstance().videoQualityChanged(call, videoQuality);
+  }
+
+  /**
+   * 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(long dataUsage) {
+    LogUtil.v("InCallVideoCallCallback.onCallDataUsageChanged", "dataUsage = " + dataUsage);
+    InCallVideoCallCallbackNotifier.getInstance().callDataUsageChanged(dataUsage);
+  }
+
+  /**
+   * Handles changes to the camera capabilities. No implementation as the in-call UI does not make
+   * use of camera capabilities.
+   *
+   * @param cameraCapabilities The changed camera capabilities.
+   */
+  @Override
+  public void onCameraCapabilitiesChanged(CameraCapabilities cameraCapabilities) {
+    if (cameraCapabilities != null) {
+      InCallVideoCallCallbackNotifier.getInstance()
+          .cameraDimensionsChanged(
+              call, cameraCapabilities.getWidth(), cameraCapabilities.getHeight());
+    }
+  }
+
+  /**
+   * Called 4 seconds after the remote user responds to the video upgrade request. We use this to
+   * clear the session modify state.
+   */
+  @Override
+  public void run() {
+    if (call.getSessionModificationState() == newSessionModificationState) {
+      LogUtil.i("InCallVideoCallCallback.onSessionModifyResponseReceived", "clearing state");
+      call.setSessionModificationState(DialerCall.SESSION_MODIFICATION_STATE_NO_REQUEST);
+    } else {
+      LogUtil.i(
+          "InCallVideoCallCallback.onSessionModifyResponseReceived",
+          "session modification state has changed, not clearing state");
+    }
+  }
+}