IMS-VT: Provide Player State indication to user.

Change to display "player started/stopped" toast message
whenever video starts/stops flowing

Change-Id: Iaab4772a253c7705da5b8ebc39593ed28059e0e5
CRs-Fixed: 686192

5 files changed, 80 insertions, 0 deletions

diff --git a/res/values/strings.xml b/res/values/strings.xml
index 94530611..bb171f42 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -308,6 +308,18 @@
     <!-- Message indicating video calls not allowed if user enabled TTY Mode -->
     <string name="video_call_not_allowed_if_tty_enabled">Please disable TTY Mode to upgrade to video calls.</string>
 
+    <!-- Message indicating that Video Started flowing for IMS-VT calls -->
+    <string name="player_started">Player Started</string>
+    <!-- Message indicating that Video Stopped flowing for IMS-VT calls -->
+    <string name="player_stopped">Player Stopped</string>
+    <!-- Message indicating that camera failure has occurred for the selected camera and
+         as result camera is not ready -->
+    <string name="camera_not_ready">Camera not ready</string>
+    <!-- Message indicating that camera is ready/available -->
+    <string name="camera_ready">Camera ready</string>
+    <!-- Message indicating unknown call session event -->
+    <string name="unknown_call_session_event">"Unkown call session event"</string>
+
     <!-- For incoming calls, this is a string we can get from a CDMA network instead of
          the actual phone number, to indicate there's no number present.  DO NOT TRANSLATE. -->
     <string-array name="absent_num" translatable="false">
diff --git a/src/com/android/incallui/InCallVideoCallListener.java b/src/com/android/incallui/InCallVideoCallListener.java
index 23319922..401efcf5 100644
--- a/src/com/android/incallui/InCallVideoCallListener.java
+++ b/src/com/android/incallui/InCallVideoCallListener.java
@@ -101,6 +101,7 @@ public class InCallVideoCallListener extends VideoCall.Listener {
      */
     @Override
     public void onCallSessionEvent(int event) {
+        InCallVideoCallListenerNotifier.getInstance().callSessionEvent(event);
     }
 
     /**
diff --git a/src/com/android/incallui/InCallVideoCallListenerNotifier.java b/src/com/android/incallui/InCallVideoCallListenerNotifier.java
index a0eee060..fe9dc895 100644
--- a/src/com/android/incallui/InCallVideoCallListenerNotifier.java
+++ b/src/com/android/incallui/InCallVideoCallListenerNotifier.java
@@ -167,6 +167,17 @@ public class InCallVideoCallListenerNotifier {
     }
 
     /**
+     * Inform listeners of a call session event.
+     *
+     * @param event The call session event.
+     */
+    public void callSessionEvent(int event) {
+        for (VideoEventListener listener : mVideoEventListeners) {
+            listener.onCallSessionEvent(event);
+        }
+    }
+
+    /**
      * Inform listeners of a downgrade to audio.
      *
      * @param call The call.
@@ -293,6 +304,13 @@ public class InCallVideoCallListenerNotifier {
          * @param dataUsage call data usage value
          */
         public void onCallDataUsageChange(long dataUsage);
+
+        /**
+         * Called when call session event is raised.
+         *
+         * @param event The call session event.
+         */
+        public void onCallSessionEvent(int event);
     }
 
     /**
diff --git a/src/com/android/incallui/VideoCallFragment.java b/src/com/android/incallui/VideoCallFragment.java
index 39868bd0..3b839819 100644
--- a/src/com/android/incallui/VideoCallFragment.java
+++ b/src/com/android/incallui/VideoCallFragment.java
@@ -19,6 +19,7 @@ package com.android.incallui;
 import android.content.Context;
 import android.content.res.Resources;
 import android.content.res.Configuration;
+//import android.content.res.Resources;
 import android.graphics.Point;
 import android.graphics.SurfaceTexture;
 import android.os.Bundle;
@@ -34,6 +35,8 @@ import android.widget.Toast;
 
 import com.google.common.base.Objects;
 import android.widget.Toast;
+import android.telecom.Connection;
+import android.telecom.Connection.VideoProvider;
 import android.telecom.VideoProfile;
 import android.telecom.Connection;
 
@@ -780,6 +783,35 @@ public class VideoCallFragment extends BaseFragment<VideoCallPresenter,
         Toast.makeText(context, "dataUsage=" + dataUsage, Toast.LENGTH_LONG).show();
     }
 
+    private int fromCallSessionEvent(int event) {
+        switch (event) {
+            case Connection.VideoProvider.SESSION_EVENT_RX_PAUSE:
+                return R.string.player_stopped;
+            case Connection.VideoProvider.SESSION_EVENT_RX_RESUME:
+                return R.string.player_started;
+            case Connection.VideoProvider.SESSION_EVENT_CAMERA_FAILURE:
+                return R.string.camera_not_ready;
+            case Connection.VideoProvider.SESSION_EVENT_CAMERA_READY:
+                return R.string.camera_ready;
+            default:
+                return R.string.unknown_call_session_event;
+        }
+    }
+
+    /**
+     * Sets the call's data usage value
+     *
+     * @param context the current context
+     * @param event the call session event
+     */
+    @Override
+    public void displayCallSessionEvent(int event) {
+        Log.d(this, "displayCallSessionEvent: event = " + event);
+        Context context = getActivity();
+        String msg = context.getResources().getString(fromCallSessionEvent(event));
+        Toast.makeText(context, msg, Toast.LENGTH_SHORT).show();
+    }
+
     /**
      * Determines the size of the device screen.
      *
diff --git a/src/com/android/incallui/VideoCallPresenter.java b/src/com/android/incallui/VideoCallPresenter.java
index 9b408866..00e1236e 100644
--- a/src/com/android/incallui/VideoCallPresenter.java
+++ b/src/com/android/incallui/VideoCallPresenter.java
@@ -695,6 +695,22 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
     }
 
     /**
+     * Called when call session event is raised.
+     *
+     * @param event The call session event.
+     */
+    @Override
+    public void onCallSessionEvent(int event) {
+        Log.d(this, "onCallSessionEvent event =" + event);
+        VideoCallUi ui = getUi();
+        if (ui == null) {
+            Log.e(this, "onCallSessionEvent: VideoCallUi is null");
+            return;
+        }
+        ui.displayCallSessionEvent(event);
+    }
+
+    /**
      * Handles a change to the call data usage
      *
      * @param dataUsage call data usage value
@@ -855,6 +871,7 @@ public class VideoCallPresenter extends Presenter<VideoCallPresenter.VideoCallUi
         void setPreviewSurfaceSize(int width, int height);
         void setDisplayVideoSize(int width, int height);
         void setCallDataUsage(Context context, long dataUsage);
+        void displayCallSessionEvent(int event);
         Point getScreenSize();
         void cleanupSurfaces();
         boolean isActivityRestart();