management of statistics by calls

CHANGELOG.md

@@ -173,3 +173,6 @@ Group changes to describe their impact on the project, as follows:
 - Crashes Android 6/7 at starting
 - Permissions issues
 - Layout of tablet views
+
+### Changed
+- management of the view for displaying call statistics

app/src/main/java/org/linphone/call/CallStatsAdapter.java

@@ -0,0 +1,168 @@
+package org.linphone.call;
+
+/*
+CallStatsAdapter.java
+Copyright (C) 2019 Belledonne Communications, Grenoble, France
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseExpandableListAdapter;
+import java.util.ArrayList;
+import java.util.List;
+import org.linphone.R;
+import org.linphone.contacts.ContactsManager;
+import org.linphone.contacts.LinphoneContact;
+import org.linphone.core.Call;
+import org.linphone.utils.LinphoneUtils;
+import org.linphone.views.ContactAvatar;
+
+public class CallStatsAdapter extends BaseExpandableListAdapter {
+    private final Context mContext;
+    private List<Call> mCalls;
+
+    public CallStatsAdapter(Context mContext) {
+        this.mContext = mContext;
+        mCalls = new ArrayList<>();
+    }
+
+    public void updateListItems(List<Call> listCall) {
+        if (listCall != null) {
+            mCalls = listCall;
+            notifyDataSetChanged();
+        }
+    }
+
+    @Override
+    public View getChildView(
+            int groupPosition,
+            int childPosition,
+            boolean isLastChild,
+            View view,
+            ViewGroup viewGroup) {
+
+        CallStatsChildViewHolder holder;
+
+        if (view != null) {
+            Object possibleHolder = view.getTag();
+            if (possibleHolder instanceof CallStatsChildViewHolder) {
+                holder = (CallStatsChildViewHolder) possibleHolder;
+                view.setTag(holder);
+            }
+        } else {
+            // opening the statistics view
+            LayoutInflater inflater = LayoutInflater.from(mContext);
+            view = inflater.inflate(R.layout.call_stats_child, viewGroup, false);
+        }
+
+            // filling the view
+            holder = new CallStatsChildViewHolder(view, mContext);
+            view.setTag(holder);
+            holder.setCall(mCalls.get(groupPosition));
+
+        return view;
+    }
+
+    @Override
+    public View getGroupView(
+            int groupPosition, boolean isExpanded, View view, ViewGroup viewGroup) {
+
+        CallStatsViewHolder holder = null;
+        if (view != null) {
+            Object possibleHolder = view.getTag();
+            if (possibleHolder instanceof CallStatsViewHolder) {
+                holder = (CallStatsViewHolder) possibleHolder;
+            }
+        } else {
+            LayoutInflater inflater = LayoutInflater.from(mContext);
+            view = inflater.inflate(R.layout.call_stats_group, viewGroup, false);
+        }
+        if (holder == null) {
+            holder = new CallStatsViewHolder(view);
+            view.setTag(holder);
+        }
+
+        // Recovering the current call
+        Call call = (Call) getGroup(groupPosition);
+        // Search for the associated contact
+        LinphoneContact contact =
+                ContactsManager.getInstance().findContactFromAddress(call.getRemoteAddress());
+        if (contact != null) {
+            // Setting up the avatar
+            ContactAvatar.displayAvatar(contact, holder.avatarLayout);
+            // addition of the participant's name
+            holder.participantName.setText(contact.getFullName());
+        } else {
+            String displayName = LinphoneUtils.getAddressDisplayName(call.getRemoteAddress());
+            ContactAvatar.displayAvatar(displayName, holder.avatarLayout);
+            holder.participantName.setText(displayName);
+        }
+
+        // add sip address on group view
+        holder.sipUri.setText(call.getRemoteAddress().asString());
+
+        return view;
+    }
+
+    @Override
+    public int getGroupCount() {
+        return mCalls.size();
+    }
+
+    @Override
+    public int getChildrenCount(int groupPosition) {
+        return 1;
+    }
+
+    @Override
+    public Object getGroup(int groupPosition) {
+        if (mCalls.isEmpty() && groupPosition < mCalls.size()) {
+            return null;
+        }
+        return mCalls.get(groupPosition);
+    }
+
+    @Override
+    public Object getChild(int groupPosition, int childPosition) {
+        if (mCalls.isEmpty() && groupPosition < mCalls.size()) {
+            return null;
+        }
+        return mCalls.get(groupPosition);
+    }
+
+    @Override
+    public long getGroupId(int groupPosition) {
+        return groupPosition;
+    }
+
+    @Override
+    public long getChildId(int groupPosition, int childPosition) {
+        return groupPosition;
+    }
+
+    @Override
+    public boolean hasStableIds() {
+        return false;
+    }
+
+    @Override
+    public boolean isChildSelectable(int groupPosition, int childPosition) {
+        return false;
+    }
+}

app/src/main/java/org/linphone/call/CallStatsChildViewHolder.java

@@ -0,0 +1,396 @@
+package org.linphone.call;
+
+/*
+CallStatsChildViewHolder.java
+Copyright (C) 2019 Belledonne Communications, Grenoble, France
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+import android.content.Context;
+import android.os.Handler;
+import android.text.Html;
+import android.view.View;
+import android.widget.TextView;
+import java.text.DecimalFormat;
+import java.util.HashMap;
+import java.util.Timer;
+import java.util.TimerTask;
+import org.linphone.LinphoneManager;
+import org.linphone.R;
+import org.linphone.core.AddressFamily;
+import org.linphone.core.Call;
+import org.linphone.core.CallListenerStub;
+import org.linphone.core.CallParams;
+import org.linphone.core.CallStats;
+import org.linphone.core.PayloadType;
+import org.linphone.core.StreamType;
+
+public class CallStatsChildViewHolder {
+    private Timer mTimer;
+    private Call mCall;
+    private final Handler mHandler = new Handler();
+    private CallListenerStub mListener;
+    private HashMap<String, String> mEncoderTexts;
+    private HashMap<String, String> mDecoderTexts;
+    private Context mContext;
+
+    private TextView mTitleAudio;
+    private TextView mTitleVideo;
+    private TextView mCodecAudio;
+    private TextView mCodecVideo;
+    private TextView mEncoderAudio;
+    private TextView mDecoderAudio;
+    private TextView mEncoderVideo;
+    private TextView mDecoderVideo;
+    private TextView mDisplayFilter;
+    private TextView mDlAudio;
+    private TextView mUlAudio;
+    private TextView mDlVideo;
+    private TextView mUlVideo;
+    private TextView mEdlVideo;
+    private TextView mIceAudio;
+    private TextView mIceVideo;
+    private TextView mVideoResolutionSent;
+    private TextView mVideoResolutionReceived;
+    private TextView mVideoFpsSent;
+    private TextView mVideoFpsReceived;
+    private TextView mSenderLossRateAudio;
+    private TextView mReceiverLossRateAudio;
+    private TextView mSenderLossRateVideo;
+    private TextView mReceiverLossRateVideo;
+    private TextView mIpAudio;
+    private TextView mIpVideo;
+    private TextView mJitterBufferAudio;
+    private View mVideoLayout;
+    private View mAudioLayout;
+
+    public CallStatsChildViewHolder(View view, Context context) {
+        mContext = context;
+
+        mEncoderTexts = new HashMap<>();
+        mDecoderTexts = new HashMap<>();
+
+        mTitleAudio = view.findViewById(R.id.call_stats_audio);
+        mTitleVideo = view.findViewById(R.id.call_stats_video);
+        mCodecAudio = view.findViewById(R.id.codec_audio);
+        mCodecVideo = view.findViewById(R.id.codec_video);
+        mEncoderAudio = view.findViewById(R.id.encoder_audio);
+        mDecoderAudio = view.findViewById(R.id.decoder_audio);
+        mEncoderVideo = view.findViewById(R.id.encoder_video);
+        mDecoderVideo = view.findViewById(R.id.decoder_video);
+        mDisplayFilter = view.findViewById(R.id.display_filter);
+        mDlAudio = view.findViewById(R.id.downloadBandwith_audio);
+        mUlAudio = view.findViewById(R.id.uploadBandwith_audio);
+        mDlVideo = view.findViewById(R.id.downloadBandwith_video);
+        mUlVideo = view.findViewById(R.id.uploadBandwith_video);
+        mEdlVideo = view.findViewById(R.id.estimatedDownloadBandwidth_video);
+        mIceAudio = view.findViewById(R.id.ice_audio);
+        mIceVideo = view.findViewById(R.id.ice_video);
+        mVideoResolutionSent = view.findViewById(R.id.video_resolution_sent);
+        mVideoResolutionReceived = view.findViewById(R.id.video_resolution_received);
+        mVideoFpsSent = view.findViewById(R.id.video_fps_sent);
+        mVideoFpsReceived = view.findViewById(R.id.video_fps_received);
+        mSenderLossRateAudio = view.findViewById(R.id.senderLossRateAudio);
+        mReceiverLossRateAudio = view.findViewById(R.id.receiverLossRateAudio);
+        mSenderLossRateVideo = view.findViewById(R.id.senderLossRateVideo);
+        mReceiverLossRateVideo = view.findViewById(R.id.receiverLossRateVideo);
+        mIpAudio = view.findViewById(R.id.ip_audio);
+        mIpVideo = view.findViewById(R.id.ip_video);
+        mJitterBufferAudio = view.findViewById(R.id.jitterBufferAudio);
+        mVideoLayout = view.findViewById(R.id.callStatsVideo);
+        mAudioLayout = view.findViewById(R.id.callStatsAudio);
+
+        mListener =
+                new CallListenerStub() {
+                    public void onStateChanged(Call call, Call.State cstate, String message) {
+                        if (cstate == Call.State.End || cstate == Call.State.Error) {
+                            if (mTimer != null) {
+                                org.linphone.core.tools.Log.i(
+                                        "[Call Stats] Call is terminated, stopping mCountDownTimer in charge of stats refreshing.");
+                                mTimer.cancel();
+                            }
+                        }
+                    }
+                };
+    }
+
+    public void setCall(Call call) {
+        if (mCall != null) {
+            mCall.removeListener(mListener);
+        }
+        mCall = call;
+        mCall.addListener(mListener);
+
+        init();
+    }
+
+    private void init() {
+        TimerTask mTask;
+
+        mTimer = new Timer();
+        mTask =
+                new TimerTask() {
+                    @Override
+                    public void run() {
+                        if (mCall == null) {
+                            mTimer.cancel();
+                            return;
+                        }
+
+                        if (mTitleAudio == null
+                                || mCodecAudio == null
+                                || mDlVideo == null
+                                || mEdlVideo == null
+                                || mIceAudio == null
+                                || mVideoResolutionSent == null
+                                || mVideoLayout == null
+                                || mTitleVideo == null
+                                || mIpVideo == null
+                                || mIpAudio == null
+                                || mCodecVideo == null
+                                || mDlAudio == null
+                                || mUlAudio == null
+                                || mUlVideo == null
+                                || mIceVideo == null
+                                || mVideoResolutionReceived == null) {
+                            mTimer.cancel();
+                            return;
+                        }
+
+                        mHandler.post(
+                                new Runnable() {
+                                    @Override
+                                    public void run() {
+                                        if (mCall == null) {
+                                            return;
+                                        }
+
+                                        if (mCall.getState() != Call.State.Released) {
+                                            CallParams params = mCall.getCurrentParams();
+                                            if (params != null) {
+                                                CallStats audioStats =
+                                                        mCall.getStats(StreamType.Audio);
+                                                CallStats videoStats = null;
+
+                                                if (params.videoEnabled())
+                                                    videoStats = mCall.getStats(StreamType.Video);
+
+                                                PayloadType payloadAudio =
+                                                        params.getUsedAudioPayloadType();
+                                                PayloadType payloadVideo =
+                                                        params.getUsedVideoPayloadType();
+
+                                                formatText(
+                                                        mDisplayFilter,
+                                                        mContext.getString(
+                                                                R.string.call_stats_display_filter),
+                                                        mCall.getCore().getVideoDisplayFilter());
+
+                                                displayMediaStats(
+                                                        params,
+                                                        audioStats,
+                                                        payloadAudio,
+                                                        mAudioLayout,
+                                                        mTitleAudio,
+                                                        mCodecAudio,
+                                                        mDlAudio,
+                                                        mUlAudio,
+                                                        null,
+                                                        mIceAudio,
+                                                        mIpAudio,
+                                                        mSenderLossRateAudio,
+                                                        mReceiverLossRateAudio,
+                                                        mEncoderAudio,
+                                                        mDecoderAudio,
+                                                        null,
+                                                        null,
+                                                        null,
+                                                        null,
+                                                        false,
+                                                        mJitterBufferAudio);
+
+                                                displayMediaStats(
+                                                        params,
+                                                        videoStats,
+                                                        payloadVideo,
+                                                        mVideoLayout,
+                                                        mTitleVideo,
+                                                        mCodecVideo,
+                                                        mDlVideo,
+                                                        mUlVideo,
+                                                        mEdlVideo,
+                                                        mIceVideo,
+                                                        mIpVideo,
+                                                        mSenderLossRateVideo,
+                                                        mReceiverLossRateVideo,
+                                                        mEncoderVideo,
+                                                        mDecoderVideo,
+                                                        mVideoResolutionSent,
+                                                        mVideoResolutionReceived,
+                                                        mVideoFpsSent,
+                                                        mVideoFpsReceived,
+                                                        true,
+                                                        null);
+                                            }
+                                        }
+                                    }
+                                });
+                    }
+                };
+        mTimer.scheduleAtFixedRate(mTask, 0, 1000);
+    }
+
+    private void displayMediaStats(
+            CallParams params,
+            CallStats stats,
+            PayloadType media,
+            View layout,
+            TextView title,
+            TextView codec,
+            TextView dl,
+            TextView ul,
+            TextView edl,
+            TextView ice,
+            TextView ip,
+            TextView senderLossRate,
+            TextView receiverLossRate,
+            TextView enc,
+            TextView dec,
+            TextView videoResolutionSent,
+            TextView videoResolutionReceived,
+            TextView videoFpsSent,
+            TextView videoFpsReceived,
+            boolean isVideo,
+            TextView jitterBuffer) {
+
+        if (stats != null) {
+            String mime = null;
+
+            layout.setVisibility(View.VISIBLE);
+            title.setVisibility(TextView.VISIBLE);
+            if (media != null) {
+                mime = media.getMimeType();
+                formatText(
+                        codec,
+                        mContext.getString(R.string.call_stats_codec),
+                        mime + " / " + (media.getClockRate() / 1000) + "kHz");
+            }
+            if (mime != null) {
+
+                formatText(
+                        enc,
+                        mContext.getString(R.string.call_stats_encoder_name),
+                        getEncoderText(mime));
+                formatText(
+                        dec,
+                        mContext.getString(R.string.call_stats_decoder_name),
+                        getDecoderText(mime));
+            }
+            formatText(
+                    dl,
+                    mContext.getString(R.string.call_stats_download),
+                    (int) stats.getDownloadBandwidth() + " kbits/s");
+            formatText(
+                    ul,
+                    mContext.getString(R.string.call_stats_upload),
+                    (int) stats.getUploadBandwidth() + " kbits/s");
+            if (isVideo) {
+                formatText(
+                        edl,
+                        mContext.getString(R.string.call_stats_estimated_download),
+                        stats.getEstimatedDownloadBandwidth() + " kbits/s");
+            }
+            formatText(
+                    ice,
+                    mContext.getString(R.string.call_stats_ice),
+                    stats.getIceState().toString());
+            formatText(
+                    ip,
+                    mContext.getString(R.string.call_stats_ip),
+                    (stats.getIpFamilyOfRemote() == AddressFamily.Inet6)
+                            ? "IpV6"
+                            : (stats.getIpFamilyOfRemote() == AddressFamily.Inet)
+                                    ? "IpV4"
+                                    : "Unknown");
+
+            formatText(
+                    senderLossRate,
+                    mContext.getString(R.string.call_stats_sender_loss_rate),
+                    new DecimalFormat("##.##").format(stats.getSenderLossRate()) + "%");
+            formatText(
+                    receiverLossRate,
+                    mContext.getString(R.string.call_stats_receiver_loss_rate),
+                    new DecimalFormat("##.##").format(stats.getReceiverLossRate()) + "%");
+
+            if (isVideo) {
+                formatText(
+                        videoResolutionSent,
+                        mContext.getString(R.string.call_stats_video_resolution_sent),
+                        "\u2191 " + params.getSentVideoDefinition() != null
+                                ? params.getSentVideoDefinition().getName()
+                                : "");
+                formatText(
+                        videoResolutionReceived,
+                        mContext.getString(R.string.call_stats_video_resolution_received),
+                        "\u2193 " + params.getReceivedVideoDefinition() != null
+                                ? params.getReceivedVideoDefinition().getName()
+                                : "");
+                formatText(
+                        videoFpsSent,
+                        mContext.getString(R.string.call_stats_video_fps_sent),
+                        "\u2191 " + params.getSentFramerate());
+                formatText(
+                        videoFpsReceived,
+                        mContext.getString(R.string.call_stats_video_fps_received),
+                        "\u2193 " + params.getReceivedFramerate());
+            } else {
+                formatText(
+                        jitterBuffer,
+                        mContext.getString(R.string.call_stats_jitter_buffer),
+                        new DecimalFormat("##.##").format(stats.getJitterBufferSizeMs()) + " ms");
+            }
+        } else {
+            layout.setVisibility(View.GONE);
+            title.setVisibility(TextView.GONE);
+        }
+    }
+
+    private String getEncoderText(String mime) {
+        String ret = mEncoderTexts.get(mime);
+        if (ret == null) {
+            org.linphone.mediastream.Factory msfactory =
+                    LinphoneManager.getCore().getMediastreamerFactory();
+            ret = msfactory.getEncoderText(mime);
+            mEncoderTexts.put(mime, ret);
+        }
+        return ret;
+    }
+
+    private String getDecoderText(String mime) {
+        String ret = mDecoderTexts.get(mime);
+        if (ret == null) {
+            org.linphone.mediastream.Factory msfactory =
+                    LinphoneManager.getCore().getMediastreamerFactory();
+            ret = msfactory.getDecoderText(mime);
+            mDecoderTexts.put(mime, ret);
+        }
+        return ret;
+    }
+
+    private void formatText(TextView tv, String name, String value) {
+        tv.setText(Html.fromHtml("<b>" + name + " </b>" + value));
+    }
+}

app/src/main/java/org/linphone/call/CallStatsFragment.java

@@ -21,87 +21,75 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 import android.app.Fragment;
 import android.os.Bundle;
-import android.os.Handler;
-import android.text.Html;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ExpandableListView;
 import android.widget.RelativeLayout;
-import android.widget.TextView;
 import androidx.annotation.Nullable;
 import androidx.drawerlayout.widget.DrawerLayout;
-import java.text.DecimalFormat;
+import java.util.Arrays;
-import java.util.HashMap;
-import java.util.Timer;
-import java.util.TimerTask;
 import org.linphone.LinphoneManager;
 import org.linphone.R;
-import org.linphone.core.AddressFamily;
 import org.linphone.core.Call;
-import org.linphone.core.CallListenerStub;
-import org.linphone.core.CallParams;
-import org.linphone.core.CallStats;
 import org.linphone.core.Core;
-import org.linphone.core.PayloadType;
+import org.linphone.core.CoreListenerStub;
-import org.linphone.core.StreamType;
-import org.linphone.core.tools.Log;
 
 public class CallStatsFragment extends Fragment {
-    private final Handler mHandler = new Handler();
-    private Timer mTimer;
-    private TimerTask mTask;
-
-    private View mView;
     private DrawerLayout mSideMenu;
-    private RelativeLayout mSideMenuContent;
+    private RelativeLayout mSideMenuContent;;
-
+    private ExpandableListView mExpandableList;
-    private HashMap<String, String> mEncoderTexts;
+    private CallStatsAdapter mAdapter;
-    private HashMap<String, String> mDecoderTexts;
+    private CoreListenerStub mListener;
-
-    private Call mCall;
-    private CallListenerStub mListener;
 
     @Nullable
     @Override
     public View onCreateView(
             LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState) {
         View view = inflater.inflate(R.layout.call_stats, container, false);
-        mView = view;
 
-        mEncoderTexts = new HashMap<>();
+        mExpandableList = view.findViewById(R.id.devices_list);
-        mDecoderTexts = new HashMap<>();
 
         mListener =
-                new CallListenerStub() {
+                new CoreListenerStub() {
-                    public void onStateChanged(Call call, Call.State cstate, String message) {
+                    @Override
+                    public void onCallStateChanged(
+                            Core lc, Call call, Call.State cstate, String message) {
                         if (cstate == Call.State.End || cstate == Call.State.Error) {
-                            if (mTimer != null) {
+                            mAdapter.updateListItems(
-                                Log.i(
+                                    Arrays.asList(LinphoneManager.getCore().getCalls()));
-                                        "[Call Stats] Call is terminated, stopping mCountDownTimer in charge of stats refreshing.");
-                                mTimer.cancel();
-                            }
                         }
                     }
                 };
-
         return view;
     }
 
     @Override
     public void onResume() {
         super.onResume();
-
         Core core = LinphoneManager.getCore();
-        if (core != null) {
+
-            setCall(core.getCurrentCall());
+        if (mAdapter == null) {
+            mAdapter = new CallStatsAdapter(getActivity());
+
+            mExpandableList.setAdapter(mAdapter);
+            // allows you to open the first child in the list
+            mExpandableList.expandGroup(0);
         }
+
+        // Sends calls from the list to the adapter
+        if (core != null && core.getCallsNb() >= 1) {
+            mAdapter.updateListItems(Arrays.asList(core.getCalls()));
+        }
+
+        core.addListener(mListener);
     }
 
     @Override
     public void onPause() {
-        setCall(null);
         super.onPause();
+        LinphoneManager.getCore().removeListener(mListener);
     }
 
     public void setDrawer(DrawerLayout drawer, RelativeLayout content) {
@@ -131,294 +119,4 @@ public class CallStatsFragment extends Fragment {
             mSideMenu.closeDrawer(mSideMenuContent, animate);
         }
     }
-
-    public void setCall(Call call) {
-        if (mCall != null) {
-            mCall.removeListener(mListener);
-        }
-        mCall = call;
-        init(mView);
-    }
-
-    private void init(View view) {
-        if (getResources().getBoolean(R.bool.hide_in_call_stats)) return;
-
-        if (mTimer != null && mTask != null) {
-            mTimer.cancel();
-            mTimer = null;
-            mTask = null;
-        }
-        if (mCall == null) {
-            return;
-        }
-
-        final TextView titleAudio = view.findViewById(R.id.call_stats_audio);
-        final TextView titleVideo = view.findViewById(R.id.call_stats_video);
-        final TextView codecAudio = view.findViewById(R.id.codec_audio);
-        final TextView codecVideo = view.findViewById(R.id.codec_video);
-        final TextView encoderAudio = view.findViewById(R.id.encoder_audio);
-        final TextView decoderAudio = view.findViewById(R.id.decoder_audio);
-        final TextView encoderVideo = view.findViewById(R.id.encoder_video);
-        final TextView decoderVideo = view.findViewById(R.id.decoder_video);
-        final TextView displayFilter = view.findViewById(R.id.display_filter);
-        final TextView dlAudio = view.findViewById(R.id.downloadBandwith_audio);
-        final TextView ulAudio = view.findViewById(R.id.uploadBandwith_audio);
-        final TextView dlVideo = view.findViewById(R.id.downloadBandwith_video);
-        final TextView ulVideo = view.findViewById(R.id.uploadBandwith_video);
-        final TextView edlVideo = view.findViewById(R.id.estimatedDownloadBandwidth_video);
-        final TextView iceAudio = view.findViewById(R.id.ice_audio);
-        final TextView iceVideo = view.findViewById(R.id.ice_video);
-        final TextView videoResolutionSent = view.findViewById(R.id.video_resolution_sent);
-        final TextView videoResolutionReceived = view.findViewById(R.id.video_resolution_received);
-        final TextView videoFpsSent = view.findViewById(R.id.video_fps_sent);
-        final TextView videoFpsReceived = view.findViewById(R.id.video_fps_received);
-        final TextView senderLossRateAudio = view.findViewById(R.id.senderLossRateAudio);
-        final TextView receiverLossRateAudio = view.findViewById(R.id.receiverLossRateAudio);
-        final TextView senderLossRateVideo = view.findViewById(R.id.senderLossRateVideo);
-        final TextView receiverLossRateVideo = view.findViewById(R.id.receiverLossRateVideo);
-        final TextView ipAudio = view.findViewById(R.id.ip_audio);
-        final TextView ipVideo = view.findViewById(R.id.ip_video);
-        final TextView jitterBufferAudio = view.findViewById(R.id.jitterBufferAudio);
-        final View videoLayout = view.findViewById(R.id.callStatsVideo);
-        final View audioLayout = view.findViewById(R.id.callStatsAudio);
-
-        mTimer = new Timer();
-        mTask =
-                new TimerTask() {
-                    @Override
-                    public void run() {
-                        if (mCall == null) {
-                            mTimer.cancel();
-                            return;
-                        }
-
-                        if (titleAudio == null
-                                || codecAudio == null
-                                || dlVideo == null
-                                || edlVideo == null
-                                || iceAudio == null
-                                || videoResolutionSent == null
-                                || videoLayout == null
-                                || titleVideo == null
-                                || ipVideo == null
-                                || ipAudio == null
-                                || codecVideo == null
-                                || dlAudio == null
-                                || ulAudio == null
-                                || ulVideo == null
-                                || iceVideo == null
-                                || videoResolutionReceived == null) {
-                            mTimer.cancel();
-                            return;
-                        }
-
-                        mHandler.post(
-                                new Runnable() {
-                                    @Override
-                                    public void run() {
-                                        if (mCall == null) return;
-
-                                        if (mCall.getState() != Call.State.Released) {
-                                            CallParams params = mCall.getCurrentParams();
-                                            if (params != null) {
-                                                CallStats audioStats =
-                                                        mCall.getStats(StreamType.Audio);
-                                                CallStats videoStats = null;
-
-                                                if (params.videoEnabled())
-                                                    videoStats = mCall.getStats(StreamType.Video);
-
-                                                PayloadType payloadAudio =
-                                                        params.getUsedAudioPayloadType();
-                                                PayloadType payloadVideo =
-                                                        params.getUsedVideoPayloadType();
-
-                                                formatText(
-                                                        displayFilter,
-                                                        getString(
-                                                                R.string.call_stats_display_filter),
-                                                        mCall.getCore().getVideoDisplayFilter());
-
-                                                displayMediaStats(
-                                                        params,
-                                                        audioStats,
-                                                        payloadAudio,
-                                                        audioLayout,
-                                                        titleAudio,
-                                                        codecAudio,
-                                                        dlAudio,
-                                                        ulAudio,
-                                                        null,
-                                                        iceAudio,
-                                                        ipAudio,
-                                                        senderLossRateAudio,
-                                                        receiverLossRateAudio,
-                                                        encoderAudio,
-                                                        decoderAudio,
-                                                        null,
-                                                        null,
-                                                        null,
-                                                        null,
-                                                        false,
-                                                        jitterBufferAudio);
-
-                                                displayMediaStats(
-                                                        params,
-                                                        videoStats,
-                                                        payloadVideo,
-                                                        videoLayout,
-                                                        titleVideo,
-                                                        codecVideo,
-                                                        dlVideo,
-                                                        ulVideo,
-                                                        edlVideo,
-                                                        iceVideo,
-                                                        ipVideo,
-                                                        senderLossRateVideo,
-                                                        receiverLossRateVideo,
-                                                        encoderVideo,
-                                                        decoderVideo,
-                                                        videoResolutionSent,
-                                                        videoResolutionReceived,
-                                                        videoFpsSent,
-                                                        videoFpsReceived,
-                                                        true,
-                                                        null);
-                                            }
-                                        }
-                                    }
-                                });
-                    }
-                };
-        mCall.addListener(mListener);
-        mTimer.scheduleAtFixedRate(mTask, 0, 1000);
-    }
-
-    private void formatText(TextView tv, String name, String value) {
-        tv.setText(Html.fromHtml("<b>" + name + " </b>" + value));
-    }
-
-    private String getEncoderText(String mime) {
-        String ret = mEncoderTexts.get(mime);
-        if (ret == null) {
-            org.linphone.mediastream.Factory msfactory =
-                    LinphoneManager.getCore().getMediastreamerFactory();
-            ret = msfactory.getEncoderText(mime);
-            mEncoderTexts.put(mime, ret);
-        }
-        return ret;
-    }
-
-    private String getDecoderText(String mime) {
-        String ret = mDecoderTexts.get(mime);
-        if (ret == null) {
-            org.linphone.mediastream.Factory msfactory =
-                    LinphoneManager.getCore().getMediastreamerFactory();
-            ret = msfactory.getDecoderText(mime);
-            mDecoderTexts.put(mime, ret);
-        }
-        return ret;
-    }
-
-    private void displayMediaStats(
-            CallParams params,
-            CallStats stats,
-            PayloadType media,
-            View layout,
-            TextView title,
-            TextView codec,
-            TextView dl,
-            TextView ul,
-            TextView edl,
-            TextView ice,
-            TextView ip,
-            TextView senderLossRate,
-            TextView receiverLossRate,
-            TextView enc,
-            TextView dec,
-            TextView videoResolutionSent,
-            TextView videoResolutionReceived,
-            TextView videoFpsSent,
-            TextView videoFpsReceived,
-            boolean isVideo,
-            TextView jitterBuffer) {
-        if (stats != null) {
-            String mime = null;
-
-            layout.setVisibility(View.VISIBLE);
-            title.setVisibility(TextView.VISIBLE);
-            if (media != null) {
-                mime = media.getMimeType();
-                formatText(
-                        codec,
-                        getString(R.string.call_stats_codec),
-                        mime + " / " + (media.getClockRate() / 1000) + "kHz");
-            }
-            if (mime != null) {
-                formatText(enc, getString(R.string.call_stats_encoder_name), getEncoderText(mime));
-                formatText(dec, getString(R.string.call_stats_decoder_name), getDecoderText(mime));
-            }
-            formatText(
-                    dl,
-                    getString(R.string.call_stats_download),
-                    (int) stats.getDownloadBandwidth() + " kbits/s");
-            formatText(
-                    ul,
-                    getString(R.string.call_stats_upload),
-                    (int) stats.getUploadBandwidth() + " kbits/s");
-            if (isVideo) {
-                formatText(
-                        edl,
-                        getString(R.string.call_stats_estimated_download),
-                        stats.getEstimatedDownloadBandwidth() + " kbits/s");
-            }
-            formatText(ice, getString(R.string.call_stats_ice), stats.getIceState().toString());
-            formatText(
-                    ip,
-                    getString(R.string.call_stats_ip),
-                    (stats.getIpFamilyOfRemote() == AddressFamily.Inet6)
-                            ? "IpV6"
-                            : (stats.getIpFamilyOfRemote() == AddressFamily.Inet)
-                                    ? "IpV4"
-                                    : "Unknown");
-            formatText(
-                    senderLossRate,
-                    getString(R.string.call_stats_sender_loss_rate),
-                    new DecimalFormat("##.##").format(stats.getSenderLossRate()) + "%");
-            formatText(
-                    receiverLossRate,
-                    getString(R.string.call_stats_receiver_loss_rate),
-                    new DecimalFormat("##.##").format(stats.getReceiverLossRate()) + "%");
-            if (isVideo) {
-                formatText(
-                        videoResolutionSent,
-                        getString(R.string.call_stats_video_resolution_sent),
-                        "\u2191 " + params.getSentVideoDefinition() != null
-                                ? params.getSentVideoDefinition().getName()
-                                : "");
-                formatText(
-                        videoResolutionReceived,
-                        getString(R.string.call_stats_video_resolution_received),
-                        "\u2193 " + params.getReceivedVideoDefinition() != null
-                                ? params.getReceivedVideoDefinition().getName()
-                                : "");
-                formatText(
-                        videoFpsSent,
-                        getString(R.string.call_stats_video_fps_sent),
-                        "\u2191 " + params.getSentFramerate());
-                formatText(
-                        videoFpsReceived,
-                        getString(R.string.call_stats_video_fps_received),
-                        "\u2193 " + params.getReceivedFramerate());
-            } else {
-                formatText(
-                        jitterBuffer,
-                        getString(R.string.call_stats_jitter_buffer),
-                        new DecimalFormat("##.##").format(stats.getJitterBufferSizeMs()) + " ms");
-            }
-        } else {
-            layout.setVisibility(View.GONE);
-            title.setVisibility(TextView.GONE);
-        }
-    }
 }

app/src/main/java/org/linphone/call/CallStatsViewHolder.java

@@ -0,0 +1,37 @@
+package org.linphone.call;
+
+/*
+CallStatsViewHolder.java
+Copyright (C) 2019 Belledonne Communications, Grenoble, France
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+
+import android.view.View;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+import org.linphone.R;
+
+public class CallStatsViewHolder {
+
+    public final RelativeLayout avatarLayout;
+    public final TextView participantName, sipUri;
+
+    public CallStatsViewHolder(View v) {
+        avatarLayout = v.findViewById(R.id.avatar_layout);
+        participantName = v.findViewById(R.id.name);
+        sipUri = v.findViewById(R.id.sipUri);
+    }
+}

app/src/main/res/layout-land/call_stats_child.xml

@@ -0,0 +1,306 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:orientation="vertical">
+
+            <TextView
+                android:id="@+id/call_stats_audio"
+                style="@style/call_stats_title_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical|center"
+                android:text="@string/call_stats_audio"
+                tools:gravity="center" />
+
+            <TableLayout
+                android:id="@+id/callStatsAudio"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_gravity="start|center"
+                android:paddingLeft="5dp"
+                android:paddingRight="5dp"
+                android:paddingBottom="10dp">
+
+                <TextView
+                    android:id="@+id/call_stats_sip_adress"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:gravity="center"
+                    android:paddingLeft="5dp" />
+
+                <TextView
+                    android:id="@+id/codec_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="match_parent"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_codec" />
+
+                <TextView
+                    android:id="@+id/encoder_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_encoder_name" />
+
+
+                <TextView
+                    android:id="@+id/decoder_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_decoder_name" />
+
+
+                <TextView
+                    android:id="@+id/uploadBandwith_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_upload" />
+
+                <TextView
+                    android:id="@+id/downloadBandwith_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_download" />
+
+
+                <TextView
+                    android:id="@+id/ice_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_ice" />
+
+                <TextView
+                    android:id="@+id/ip_audio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_ip" />
+
+                <TextView
+                    android:id="@+id/senderLossRateAudio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_sender_loss_rate" />
+
+
+                <TextView
+                    android:id="@+id/receiverLossRateAudio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_receiver_loss_rate" />
+
+                <TextView
+                    android:id="@+id/jitterBufferAudio"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_jitter_buffer" />
+
+            </TableLayout>
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:orientation="vertical">
+
+            <TextView
+                android:id="@+id/call_stats_video"
+                style="@style/call_stats_title_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical|center"
+                android:text="@string/call_stats_video"
+                tools:gravity="center" />
+
+            <TableLayout
+                android:id="@+id/callStatsVideo"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_gravity="left|center"
+                android:paddingLeft="5dp"
+                android:paddingRight="5dp"
+                android:paddingBottom="10dp">
+
+
+                <TextView
+                    android:id="@+id/codec_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_codec" />
+
+
+                <TextView
+                    android:id="@+id/encoder_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_encoder_name" />
+
+                <TextView
+                    android:id="@+id/decoder_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_decoder_name" />
+
+                <TextView
+                    android:id="@+id/display_filter"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_decoder_name" />
+
+                <TextView
+                    android:id="@+id/uploadBandwith_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_upload" />
+
+
+                <TextView
+                    android:id="@+id/downloadBandwith_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_download" />
+
+                <TextView
+                    android:id="@+id/estimatedDownloadBandwidth_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_estimated_download" />
+
+                <TextView
+                    android:id="@+id/ice_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_ice" />
+
+                <TextView
+                    android:id="@+id/ip_video"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_ip" />
+
+                <TextView
+                    android:id="@+id/senderLossRateVideo"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_sender_loss_rate" />
+
+
+                <TextView
+                    android:id="@+id/receiverLossRateVideo"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_receiver_loss_rate" />
+
+                <TextView
+                    android:id="@+id/video_resolution_sent"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_video_resolution_sent" />
+
+                <TextView
+                    android:id="@+id/video_resolution_received"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_video_resolution_received" />
+
+                <TextView
+                    android:id="@+id/video_fps_sent"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_video_fps_sent" />
+
+                <TextView
+                    android:id="@+id/video_fps_received"
+                    style="@style/call_stats_font"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center"
+                    android:paddingLeft="5dp"
+                    android:text="@string/call_stats_video_fps_received" />
+
+            </TableLayout>
+        </LinearLayout>
+    </LinearLayout>
+</ScrollView>

app/src/main/res/layout/call_stats.xml

@@ -1,285 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
-<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <LinearLayout
+    <ExpandableListView
-        android:layout_width="match_parent"
+        android:id="@+id/devices_list"
-        android:layout_height="wrap_content"
-        android:orientation="vertical">
-
-        <TextView
-            android:id="@+id/call_stats_audio"
-            style="@style/call_stats_title_font"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:gravity="center_vertical|center"
-            android:text="@string/call_stats_audio"
-            tools:gravity="center" />
-
-        <TableLayout
-            android:id="@+id/callStatsAudio"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="start|center"
-            android:paddingLeft="5dp"
-            android:paddingRight="5dp"
-            android:paddingBottom="10dp">
-
-            <TextView
-                android:id="@+id/codec_audio"
-                style="@style/call_stats_font"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-                android:gravity="center"
+        android:divider="?attr/dividerColor"
-                android:paddingLeft="5dp"
+        android:childDivider="?attr/dividerColor"
-                android:text="@string/call_stats_codec" />
+        android:dividerHeight="1dp"
+        android:groupIndicator="@null" />
 
-            <TextView
+</RelativeLayout>
-                android:id="@+id/encoder_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_encoder_name" />
-
-
-            <TextView
-                android:id="@+id/decoder_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_decoder_name" />
-
-
-            <TextView
-                android:id="@+id/uploadBandwith_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_upload" />
-
-            <TextView
-                android:id="@+id/downloadBandwith_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_download" />
-
-
-            <TextView
-                android:id="@+id/ice_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_ice" />
-
-            <TextView
-                android:id="@+id/ip_audio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_ip" />
-
-            <TextView
-                android:id="@+id/senderLossRateAudio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_sender_loss_rate" />
-
-
-            <TextView
-                android:id="@+id/receiverLossRateAudio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_receiver_loss_rate" />
-
-            <TextView
-                android:id="@+id/jitterBufferAudio"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_jitter_buffer" />
-
-        </TableLayout>
-
-        <TextView
-            android:id="@+id/call_stats_video"
-            style="@style/call_stats_title_font"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:gravity="center_vertical|center"
-            android:text="@string/call_stats_video"
-            tools:gravity="center" />
-
-        <TableLayout
-            android:id="@+id/callStatsVideo"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_gravity="left|center"
-            android:paddingLeft="5dp"
-            android:paddingRight="5dp"
-            android:paddingBottom="10dp">
-
-
-            <TextView
-                android:id="@+id/codec_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_codec" />
-
-
-            <TextView
-                android:id="@+id/encoder_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_encoder_name" />
-
-            <TextView
-                android:id="@+id/decoder_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_decoder_name" />
-
-            <TextView
-                android:id="@+id/display_filter"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_decoder_name" />
-
-            <TextView
-                android:id="@+id/uploadBandwith_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_upload" />
-
-
-            <TextView
-                android:id="@+id/downloadBandwith_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_download" />
-
-            <TextView
-                android:id="@+id/estimatedDownloadBandwidth_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_estimated_download" />
-
-            <TextView
-                android:id="@+id/ice_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_ice" />
-
-            <TextView
-                android:id="@+id/ip_video"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_ip" />
-
-            <TextView
-                android:id="@+id/senderLossRateVideo"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_sender_loss_rate" />
-
-
-            <TextView
-                android:id="@+id/receiverLossRateVideo"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_receiver_loss_rate" />
-
-            <TextView
-                android:id="@+id/video_resolution_sent"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_video_resolution_sent" />
-
-            <TextView
-                android:id="@+id/video_resolution_received"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_video_resolution_received" />
-
-            <TextView
-                android:id="@+id/video_fps_sent"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_video_fps_sent" />
-
-            <TextView
-                android:id="@+id/video_fps_received"
-                style="@style/call_stats_font"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:paddingLeft="5dp"
-                android:text="@string/call_stats_video_fps_received" />
-
-        </TableLayout>
-    </LinearLayout>
-</ScrollView>

app/src/main/res/layout/call_stats_child.xml

@@ -0,0 +1,294 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/call_stats_audio"
+            style="@style/call_stats_title_font"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical|center"
+            android:text="@string/call_stats_audio"
+            tools:gravity="center" />
+
+        <TableLayout
+            android:id="@+id/callStatsAudio"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="start|center"
+            android:paddingLeft="5dp"
+            android:paddingRight="5dp"
+            android:paddingBottom="10dp">
+
+            <TextView
+                android:id="@+id/call_stats_sip_adress"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:paddingLeft="5dp" />
+
+            <TextView
+                android:id="@+id/codec_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_codec" />
+
+            <TextView
+                android:id="@+id/encoder_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_encoder_name" />
+
+
+            <TextView
+                android:id="@+id/decoder_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_decoder_name" />
+
+
+            <TextView
+                android:id="@+id/uploadBandwith_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_upload" />
+
+            <TextView
+                android:id="@+id/downloadBandwith_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_download" />
+
+
+            <TextView
+                android:id="@+id/ice_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_ice" />
+
+            <TextView
+                android:id="@+id/ip_audio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_ip" />
+
+            <TextView
+                android:id="@+id/senderLossRateAudio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_sender_loss_rate" />
+
+
+            <TextView
+                android:id="@+id/receiverLossRateAudio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_receiver_loss_rate" />
+
+            <TextView
+                android:id="@+id/jitterBufferAudio"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_jitter_buffer" />
+
+        </TableLayout>
+
+        <TextView
+            android:id="@+id/call_stats_video"
+            style="@style/call_stats_title_font"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical|center"
+            android:text="@string/call_stats_video"
+            tools:gravity="center" />
+
+        <TableLayout
+            android:id="@+id/callStatsVideo"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="left|center"
+            android:paddingLeft="5dp"
+            android:paddingRight="5dp"
+            android:paddingBottom="10dp">
+
+
+            <TextView
+                android:id="@+id/codec_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_codec" />
+
+
+            <TextView
+                android:id="@+id/encoder_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_encoder_name" />
+
+            <TextView
+                android:id="@+id/decoder_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_decoder_name" />
+
+            <TextView
+                android:id="@+id/display_filter"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_decoder_name" />
+
+            <TextView
+                android:id="@+id/uploadBandwith_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_upload" />
+
+
+            <TextView
+                android:id="@+id/downloadBandwith_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_download" />
+
+            <TextView
+                android:id="@+id/estimatedDownloadBandwidth_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_estimated_download" />
+
+            <TextView
+                android:id="@+id/ice_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_ice" />
+
+            <TextView
+                android:id="@+id/ip_video"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_ip" />
+
+            <TextView
+                android:id="@+id/senderLossRateVideo"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_sender_loss_rate" />
+
+
+            <TextView
+                android:id="@+id/receiverLossRateVideo"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_receiver_loss_rate" />
+
+            <TextView
+                android:id="@+id/video_resolution_sent"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_video_resolution_sent" />
+
+            <TextView
+                android:id="@+id/video_resolution_received"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_video_resolution_received" />
+
+            <TextView
+                android:id="@+id/video_fps_sent"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_video_fps_sent" />
+
+            <TextView
+                android:id="@+id/video_fps_received"
+                style="@style/call_stats_font"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:gravity="center"
+                android:paddingLeft="5dp"
+                android:text="@string/call_stats_video_fps_received" />
+
+        </TableLayout>
+
+    </LinearLayout>
+</ScrollView>

app/src/main/res/layout/call_stats_group.xml

@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="40dp"
+    android:layout_margin="10dp"
+    android:gravity="center_vertical">
+
+    <RelativeLayout
+        android:id="@+id/avatar"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_marginLeft="10dp"
+        android:layout_margin="5dp"
+        android:gravity="center">
+
+        <include layout="@layout/contact_avatar" />
+
+    </RelativeLayout>
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerVertical="true"
+        android:layout_marginLeft="10dp"
+        android:layout_marginRight="5dp"
+        android:layout_toLeftOf="@+id/dropdown"
+        android:layout_toRightOf="@id/avatar"
+        android:orientation="vertical">
+
+        <org.linphone.views.MarqueeTextView
+            android:id="@+id/name"
+            style="@style/contact_name_list_cell_font"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:singleLine="true" />
+
+        <org.linphone.views.MarqueeTextView
+            android:id="@+id/sipUri"
+            style="@style/sip_uri_small_font"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:singleLine="true"/>
+
+    </LinearLayout>
+
+    <ImageView
+        android:id="@id/dropdown"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_centerVertical="true"
+        android:layout_marginRight="10dp"
+        android:src="@drawable/chevron_list_close"/>
+
+</RelativeLayout>