Add screenshare support to AppRTCMobile.

BUG=webrtc:6674

Review-Url: https://codereview.webrtc.org/2488643002
Cr-Commit-Position: refs/heads/master@{#15003}
This commit is contained in:
sakal
2016-11-09 07:37:28 -08:00
committed by Commit bot
parent 2256e04fa8
commit ccf10219cd
7 changed files with 103 additions and 40 deletions

View File

@ -10,44 +10,47 @@
package org.appspot.apprtc;
import org.appspot.apprtc.AppRTCClient.RoomConnectionParameters;
import org.appspot.apprtc.AppRTCClient.SignalingParameters;
import org.appspot.apprtc.PeerConnectionClient.PeerConnectionParameters;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.FragmentTransaction;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.media.projection.MediaProjection;
import android.media.projection.MediaProjectionManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.view.WindowManager.LayoutParams;
import android.widget.Toast;
import java.io.IOException;
import java.lang.RuntimeException;
import java.util.ArrayList;
import java.util.List;
import org.appspot.apprtc.AppRTCClient.RoomConnectionParameters;
import org.appspot.apprtc.AppRTCClient.SignalingParameters;
import org.appspot.apprtc.PeerConnectionClient.PeerConnectionParameters;
import org.webrtc.Camera1Enumerator;
import org.webrtc.Camera2Enumerator;
import org.webrtc.CameraEnumerator;
import org.webrtc.EglBase;
import org.webrtc.FileVideoCapturer;
import org.webrtc.VideoFileRenderer;
import org.webrtc.IceCandidate;
import org.webrtc.Logging;
import org.webrtc.PeerConnectionFactory;
import org.webrtc.RendererCommon.ScalingType;
import org.webrtc.ScreenCapturerAndroid;
import org.webrtc.SessionDescription;
import org.webrtc.StatsReport;
import org.webrtc.SurfaceViewRenderer;
import org.webrtc.VideoCapturer;
import org.webrtc.VideoFileRenderer;
import org.webrtc.VideoRenderer;
/**
@ -60,6 +63,7 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
public static final String EXTRA_ROOMID = "org.appspot.apprtc.ROOMID";
public static final String EXTRA_LOOPBACK = "org.appspot.apprtc.LOOPBACK";
public static final String EXTRA_VIDEO_CALL = "org.appspot.apprtc.VIDEO_CALL";
public static final String EXTRA_SCREENCAPTURE = "org.appspot.apprtc.SCREENCAPTURE";
public static final String EXTRA_CAMERA2 = "org.appspot.apprtc.CAMERA2";
public static final String EXTRA_VIDEO_WIDTH = "org.appspot.apprtc.VIDEO_WIDTH";
public static final String EXTRA_VIDEO_HEIGHT = "org.appspot.apprtc.VIDEO_HEIGHT";
@ -94,6 +98,7 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
public static final String EXTRA_USE_VALUES_FROM_INTENT =
"org.appspot.apprtc.USE_VALUES_FROM_INTENT";
private static final String TAG = "CallRTCClient";
private static final int CAPTURE_PERMISSION_REQUEST_CODE = 1;
// List of mandatory application permissions.
private static final String[] MANDATORY_PERMISSIONS = {"android.permission.MODIFY_AUDIO_SETTINGS",
@ -140,6 +145,9 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
private boolean callControlFragmentVisible = true;
private long callStartedTimeMs = 0;
private boolean micEnabled = true;
private boolean screencaptureEnabled = false;
private static Intent mediaProjectionPermissionResultData;
private static int mediaProjectionPermissionResultCode;
// Controls
private CallFragment callFragment;
@ -243,10 +251,23 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
boolean loopback = intent.getBooleanExtra(EXTRA_LOOPBACK, false);
boolean tracing = intent.getBooleanExtra(EXTRA_TRACING, false);
int videoWidth = intent.getIntExtra(EXTRA_VIDEO_WIDTH, 0);
int videoHeight = intent.getIntExtra(EXTRA_VIDEO_HEIGHT, 0);
screencaptureEnabled = intent.getBooleanExtra(EXTRA_SCREENCAPTURE, false);
// If capturing format is not specified for screencapture, use screen resolution.
if (screencaptureEnabled && videoWidth == 0 && videoHeight == 0) {
DisplayMetrics displayMetrics = new DisplayMetrics();
WindowManager windowManager =
(WindowManager) getApplication().getSystemService(Context.WINDOW_SERVICE);
windowManager.getDefaultDisplay().getRealMetrics(displayMetrics);
videoWidth = displayMetrics.widthPixels;
videoHeight = displayMetrics.heightPixels;
}
peerConnectionParameters =
new PeerConnectionParameters(intent.getBooleanExtra(EXTRA_VIDEO_CALL, true), loopback,
tracing, intent.getIntExtra(EXTRA_VIDEO_WIDTH, 0),
intent.getIntExtra(EXTRA_VIDEO_HEIGHT, 0), intent.getIntExtra(EXTRA_VIDEO_FPS, 0),
tracing, videoWidth, videoHeight, intent.getIntExtra(EXTRA_VIDEO_FPS, 0),
intent.getIntExtra(EXTRA_VIDEO_BITRATE, 0), intent.getStringExtra(EXTRA_VIDEOCODEC),
intent.getBooleanExtra(EXTRA_HWCODEC_ENABLED, true),
intent.getIntExtra(EXTRA_AUDIO_BITRATE, 0), intent.getStringExtra(EXTRA_AUDIOCODEC),
@ -285,7 +306,6 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
ft.add(R.id.call_fragment_container, callFragment);
ft.add(R.id.hud_fragment_container, hudFragment);
ft.commit();
startCall();
// For command line execution run connection for <runTimeMs> and exit.
if (commandLineRun && runTimeMs > 0) {
@ -305,6 +325,25 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
}
peerConnectionClient.createPeerConnectionFactory(
CallActivity.this, peerConnectionParameters, CallActivity.this);
if (screencaptureEnabled) {
MediaProjectionManager mediaProjectionManager =
(MediaProjectionManager) getApplication().getSystemService(
Context.MEDIA_PROJECTION_SERVICE);
startActivityForResult(
mediaProjectionManager.createScreenCaptureIntent(), CAPTURE_PERMISSION_REQUEST_CODE);
} else {
startCall();
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode != CAPTURE_PERMISSION_REQUEST_CODE)
return;
mediaProjectionPermissionResultCode = resultCode;
mediaProjectionPermissionResultData = data;
startCall();
}
private boolean useCamera2() {
@ -352,7 +391,9 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
public void onPause() {
super.onPause();
activityRunning = false;
if (peerConnectionClient != null) {
// Don't stop the video when using screencapture to allow user to show other apps to the remote
// end.
if (peerConnectionClient != null && !screencaptureEnabled) {
peerConnectionClient.stopVideoSource();
}
cpuMonitor.pause();
@ -362,7 +403,8 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
public void onResume() {
super.onResume();
activityRunning = true;
if (peerConnectionClient != null) {
// Video is not paused for screencapture. See onPause.
if (peerConnectionClient != null && !screencaptureEnabled) {
peerConnectionClient.startVideoSource();
}
cpuMonitor.resume();
@ -588,6 +630,18 @@ public class CallActivity extends Activity implements AppRTCClient.SignalingEven
reportError("Failed to open video file for emulated camera");
return null;
}
} else if (screencaptureEnabled) {
if (mediaProjectionPermissionResultCode != Activity.RESULT_OK) {
reportError("User didn't give permission to capture the screen.");
return null;
}
return new ScreenCapturerAndroid(
mediaProjectionPermissionResultData, new MediaProjection.Callback() {
@Override
public void onStop() {
reportError("User revoked permission to capture the screen.");
}
});
} else if (useCamera2()) {
if (!captureToTexture()) {
reportError(getString(R.string.camera2_texture_only_error));

View File

@ -33,12 +33,10 @@ import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.TextView;
import org.json.JSONArray;
import org.json.JSONException;
import java.util.ArrayList;
import java.util.Random;
import org.json.JSONArray;
import org.json.JSONException;
/**
* Handles the initial setup where the user selects which room to join.
@ -55,6 +53,7 @@ public class ConnectActivity extends Activity {
private ListView roomListView;
private SharedPreferences sharedPref;
private String keyprefVideoCallEnabled;
private String keyprefScreencapture;
private String keyprefCamera2;
private String keyprefResolution;
private String keyprefFps;
@ -90,6 +89,7 @@ public class ConnectActivity extends Activity {
PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
sharedPref = PreferenceManager.getDefaultSharedPreferences(this);
keyprefVideoCallEnabled = getString(R.string.pref_videocall_key);
keyprefScreencapture = getString(R.string.pref_screencapture_key);
keyprefCamera2 = getString(R.string.pref_camera2_key);
keyprefResolution = getString(R.string.pref_resolution_key);
keyprefFps = getString(R.string.pref_fps_key);
@ -295,6 +295,10 @@ public class ConnectActivity extends Activity {
boolean videoCallEnabled = sharedPrefGetBoolean(R.string.pref_videocall_key,
CallActivity.EXTRA_VIDEO_CALL, R.string.pref_videocall_default, useValuesFromIntent);
// Use screencapture option.
boolean useScreencapture = sharedPrefGetBoolean(R.string.pref_screencapture_key,
CallActivity.EXTRA_SCREENCAPTURE, R.string.pref_screencapture_default, useValuesFromIntent);
// Use Camera2 option.
boolean useCamera2 = sharedPrefGetBoolean(R.string.pref_camera2_key, CallActivity.EXTRA_CAMERA2,
R.string.pref_camera2_default, useValuesFromIntent);
@ -438,6 +442,7 @@ public class ConnectActivity extends Activity {
intent.putExtra(CallActivity.EXTRA_ROOMID, roomId);
intent.putExtra(CallActivity.EXTRA_LOOPBACK, loopback);
intent.putExtra(CallActivity.EXTRA_VIDEO_CALL, videoCallEnabled);
intent.putExtra(CallActivity.EXTRA_SCREENCAPTURE, useScreencapture);
intent.putExtra(CallActivity.EXTRA_CAMERA2, useCamera2);
intent.putExtra(CallActivity.EXTRA_VIDEO_WIDTH, videoWidth);
intent.putExtra(CallActivity.EXTRA_VIDEO_HEIGHT, videoHeight);

View File

@ -10,13 +10,23 @@
package org.appspot.apprtc;
import org.appspot.apprtc.AppRTCClient.SignalingParameters;
import android.content.Context;
import android.os.Environment;
import android.os.ParcelFileDescriptor;
import android.util.Log;
import java.io.File;
import java.io.IOException;
import java.util.Collections;
import java.util.EnumSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.appspot.apprtc.AppRTCClient.SignalingParameters;
import org.webrtc.AudioSource;
import org.webrtc.AudioTrack;
import org.webrtc.CameraVideoCapturer;
@ -42,19 +52,6 @@ import org.webrtc.VideoTrack;
import org.webrtc.voiceengine.WebRtcAudioManager;
import org.webrtc.voiceengine.WebRtcAudioUtils;
import java.io.File;
import java.io.IOException;
import java.util.Collections;
import java.util.EnumSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Peer connection client implementation.
*
@ -82,9 +79,6 @@ public class PeerConnectionClient {
private static final String DTLS_SRTP_KEY_AGREEMENT_CONSTRAINT = "DtlsSrtpKeyAgreement";
private static final int HD_VIDEO_WIDTH = 1280;
private static final int HD_VIDEO_HEIGHT = 720;
private static final int MAX_VIDEO_WIDTH = 1280;
private static final int MAX_VIDEO_HEIGHT = 1280;
private static final int MAX_VIDEO_FPS = 30;
private static final int BPS_IN_KBPS = 1000;
private static final PeerConnectionClient instance = new PeerConnectionClient();
@ -428,10 +422,7 @@ public class PeerConnectionClient {
if (videoFps == 0) {
videoFps = 30;
}
videoWidth = Math.min(videoWidth, MAX_VIDEO_WIDTH);
videoHeight = Math.min(videoHeight, MAX_VIDEO_HEIGHT);
videoFps = Math.min(videoFps, MAX_VIDEO_FPS);
Logging.d(TAG, "Capturing format: " + videoWidth + "x" + videoHeight + "@" + videoFps);
}
// Create audio constraints.

View File

@ -16,7 +16,6 @@ import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import org.webrtc.Camera2Enumerator;
import org.webrtc.voiceengine.WebRtcAudioUtils;
@ -26,6 +25,7 @@ import org.webrtc.voiceengine.WebRtcAudioUtils;
public class SettingsActivity extends Activity implements OnSharedPreferenceChangeListener {
private SettingsFragment settingsFragment;
private String keyprefVideoCall;
private String keyprefScreencapture;
private String keyprefCamera2;
private String keyprefResolution;
private String keyprefFps;
@ -56,6 +56,7 @@ public class SettingsActivity extends Activity implements OnSharedPreferenceChan
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
keyprefVideoCall = getString(R.string.pref_videocall_key);
keyprefScreencapture = getString(R.string.pref_screencapture_key);
keyprefCamera2 = getString(R.string.pref_camera2_key);
keyprefResolution = getString(R.string.pref_resolution_key);
keyprefFps = getString(R.string.pref_fps_key);
@ -98,6 +99,7 @@ public class SettingsActivity extends Activity implements OnSharedPreferenceChan
settingsFragment.getPreferenceScreen().getSharedPreferences();
sharedPreferences.registerOnSharedPreferenceChangeListener(this);
updateSummaryB(sharedPreferences, keyprefVideoCall);
updateSummaryB(sharedPreferences, keyprefScreencapture);
updateSummaryB(sharedPreferences, keyprefCamera2);
updateSummary(sharedPreferences, keyprefResolution);
updateSummary(sharedPreferences, keyprefFps);
@ -186,6 +188,7 @@ public class SettingsActivity extends Activity implements OnSharedPreferenceChan
|| key.equals(keyprefStartAudioBitrateValue)) {
updateSummaryBitrate(sharedPreferences, key);
} else if (key.equals(keyprefVideoCall)
|| key.equals(keyprefScreencapture)
|| key.equals(keyprefCamera2)
|| key.equals(keyPrefTracing)
|| key.equals(keyprefCaptureQualitySlider)