package org.linphone.sample;
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import android.annotation.TargetApi;
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import android.app.Activity;
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import android.content.pm.PackageManager;
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import android.content.res.Configuration;
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import android.os.Bundle;
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import android.util.DisplayMetrics;
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import android.view.TextureView;
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import android.view.View;
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import android.widget.RelativeLayout;
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import androidx.annotation.Nullable;
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import org.linphone.core.Call;
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import org.linphone.core.Core;
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import org.linphone.core.CoreListenerStub;
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import org.linphone.core.VideoDefinition;
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import org.linphone.core.tools.Log;
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import org.linphone.mediastream.Version;
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public class CallActivity extends Activity {
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// We use 2 TextureView, one for remote video and one for local camera preview
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private TextureView mVideoView;
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private TextureView mCaptureView;
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private CoreListenerStub mCoreListener;
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.call);
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mVideoView = findViewById(R.id.videoSurface);
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mCaptureView = findViewById(R.id.videoCaptureSurface);
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Core core = LinphoneService.getCore();
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// We need to tell the core in which to display what
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core.setNativeVideoWindowId(mVideoView);
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core.setNativePreviewWindowId(mCaptureView);
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// Listen for call state changes
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mCoreListener = new CoreListenerStub() {
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@Override
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public void onCallStateChanged(Core core, Call call, Call.State state, String message) {
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if (state == Call.State.End || state == Call.State.Released) {
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// Once call is finished (end state), terminate the activity
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// We also check for released state (called a few seconds later) just in case
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// we missed the first one
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finish();
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}
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}
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};
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findViewById(R.id.terminate_call).setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Core core = LinphoneService.getCore();
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if (core.getCallsNb() > 0) {
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Call call = core.getCurrentCall();
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if (call == null) {
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// Current call can be null if paused for example
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call = core.getCalls()[0];
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}
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call.terminate();
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}
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}
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});
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}
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@Override
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protected void onStart() {
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super.onStart();
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}
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@Override
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protected void onResume() {
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super.onResume();
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LinphoneService.getCore().addListener(mCoreListener);
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resizePreview();
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}
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@Override
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protected void onPause() {
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LinphoneService.getCore().removeListener(mCoreListener);
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super.onPause();
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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}
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@TargetApi(24)
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@Override
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public void onUserLeaveHint() {
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// If the device supports Picture in Picture let's use it
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boolean supportsPip =
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getPackageManager()
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.hasSystemFeature(PackageManager.FEATURE_PICTURE_IN_PICTURE);
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Log.i("[Call] Is picture in picture supported: " + supportsPip);
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if (supportsPip && Version.sdkAboveOrEqual(24)) {
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enterPictureInPictureMode();
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}
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}
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@Override
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public void onPictureInPictureModeChanged(
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boolean isInPictureInPictureMode, Configuration newConfig) {
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if (isInPictureInPictureMode) {
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// Currently nothing to do has we only display video
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// But if we had controls or other UI elements we should hide them
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} else {
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// If we did hide something, let's make them visible again
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}
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}
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private void resizePreview() {
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Core core = LinphoneService.getCore();
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if (core.getCallsNb() > 0) {
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Call call = core.getCurrentCall();
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if (call == null) {
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call = core.getCalls()[0];
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}
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if (call == null) return;
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DisplayMetrics metrics = new DisplayMetrics();
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getWindowManager().getDefaultDisplay().getMetrics(metrics);
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int screenHeight = metrics.heightPixels;
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int maxHeight =
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screenHeight / 4; // Let's take at most 1/4 of the screen for the camera preview
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VideoDefinition videoSize =
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call.getCurrentParams()
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.getSentVideoDefinition(); // It already takes care of rotation
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if (videoSize.getWidth() == 0 || videoSize.getHeight() == 0) {
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Log.w(
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"[Video] Couldn't get sent video definition, using default video definition");
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videoSize = core.getPreferredVideoDefinition();
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}
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int width = videoSize.getWidth();
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int height = videoSize.getHeight();
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Log.d("[Video] Video height is " + height + ", width is " + width);
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width = width * maxHeight / height;
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height = maxHeight;
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if (mCaptureView == null) {
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Log.e("[Video] mCaptureView is null !");
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return;
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}
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RelativeLayout.LayoutParams newLp = new RelativeLayout.LayoutParams(width, height);
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newLp.addRule(
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RelativeLayout.ALIGN_PARENT_BOTTOM,
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1); // Clears the rule, as there is no removeRule until API 17.
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newLp.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, 1);
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mCaptureView.setLayoutParams(newLp);
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Log.d("[Video] Video preview size set to " + width + "x" + height);
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}
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}
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}
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