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Diffstat (limited to 'java/com/android/incallui/answer/impl/SelfManagedAnswerVideoCallScreen.java')
-rw-r--r--java/com/android/incallui/answer/impl/SelfManagedAnswerVideoCallScreen.java268
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diff --git a/java/com/android/incallui/answer/impl/SelfManagedAnswerVideoCallScreen.java b/java/com/android/incallui/answer/impl/SelfManagedAnswerVideoCallScreen.java
deleted file mode 100644
index 522d77235..000000000
--- a/java/com/android/incallui/answer/impl/SelfManagedAnswerVideoCallScreen.java
+++ /dev/null
@@ -1,268 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.incallui.answer.impl;
-
-import android.content.Context;
-import android.hardware.camera2.CameraAccessException;
-import android.hardware.camera2.CameraCaptureSession;
-import android.hardware.camera2.CameraCharacteristics;
-import android.hardware.camera2.CameraDevice;
-import android.hardware.camera2.CameraDevice.StateCallback;
-import android.hardware.camera2.CameraManager;
-import android.hardware.camera2.CameraMetadata;
-import android.hardware.camera2.CaptureRequest;
-import android.hardware.camera2.params.StreamConfigurationMap;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.v4.app.Fragment;
-import android.util.Size;
-import android.view.Surface;
-import android.view.SurfaceHolder;
-import android.view.SurfaceView;
-import android.view.View;
-import com.android.dialer.common.Assert;
-import com.android.dialer.common.LogUtil;
-import com.android.incallui.video.protocol.VideoCallScreen;
-import java.util.Arrays;
-
-/**
- * Shows the local preview for the incoming video call or video upgrade request. This class is used
- * for RCS Video Share where we need to open the camera preview ourselves. For IMS Video the camera
- * is managed by the modem, see {@link AnswerVideoCallScreen}.
- */
-public class SelfManagedAnswerVideoCallScreen extends StateCallback implements VideoCallScreen {
-
- private static final int MAX_WIDTH = 1920;
- private static final float ASPECT_TOLERANCE = 0.1f;
- private static final float TARGET_ASPECT = 16.f / 9.f;
-
- @NonNull private final String callId;
- @NonNull private final Fragment fragment;
- @NonNull private final FixedAspectSurfaceView surfaceView;
- private final Context context;
-
- private String cameraId;
- private CameraDevice camera;
- private CaptureRequest.Builder captureRequestBuilder;
-
- public SelfManagedAnswerVideoCallScreen(
- @NonNull String callId, @NonNull Fragment fragment, @NonNull View view) {
- this.callId = Assert.isNotNull(callId);
- this.fragment = Assert.isNotNull(fragment);
- this.context = Assert.isNotNull(fragment.getContext());
-
- surfaceView =
- Assert.isNotNull(
- (FixedAspectSurfaceView) view.findViewById(R.id.incoming_preview_surface_view));
- surfaceView.setVisibility(View.VISIBLE);
- view.findViewById(R.id.incoming_preview_texture_view_overlay).setVisibility(View.VISIBLE);
- view.setBackgroundColor(0xff000000);
- }
-
- @Override
- public void onVideoScreenStart() {
- openCamera();
- }
-
- @Override
- public void onVideoScreenStop() {
- closeCamera();
- }
-
- @Override
- public void showVideoViews(
- boolean shouldShowPreview, boolean shouldShowRemote, boolean isRemotelyHeld) {}
-
- @Override
- public void onLocalVideoDimensionsChanged() {}
-
- @Override
- public void onLocalVideoOrientationChanged() {}
-
- @Override
- public void onRemoteVideoDimensionsChanged() {}
-
- @Override
- public void updateFullscreenAndGreenScreenMode(
- boolean shouldShowFullscreen, boolean shouldShowGreenScreen) {}
-
- @Override
- public Fragment getVideoCallScreenFragment() {
- return fragment;
- }
-
- @Override
- public String getCallId() {
- return callId;
- }
-
- /**
- * Opens the first front facing camera on the device into a {@link SurfaceView} while preserving
- * aspect ratio.
- */
- private void openCamera() {
- CameraManager manager = context.getSystemService(CameraManager.class);
-
- StreamConfigurationMap configMap = getFrontFacingCameraSizes(manager);
- if (configMap == null) {
- return;
- }
-
- Size previewSize = getOptimalSize(configMap.getOutputSizes(SurfaceHolder.class));
- LogUtil.i("SelfManagedAnswerVideoCallScreen.openCamera", "Optimal size: " + previewSize);
- float outputAspect = (float) previewSize.getWidth() / previewSize.getHeight();
- surfaceView.setAspectRatio(outputAspect);
- surfaceView.getHolder().setFixedSize(previewSize.getWidth(), previewSize.getHeight());
-
- try {
- manager.openCamera(cameraId, this, null);
- } catch (CameraAccessException e) {
- LogUtil.e("SelfManagedAnswerVideoCallScreen.openCamera", "failed to open camera", e);
- }
- }
-
- @Nullable
- private StreamConfigurationMap getFrontFacingCameraSizes(CameraManager manager) {
- String[] cameraIds;
- try {
- cameraIds = manager.getCameraIdList();
- } catch (CameraAccessException e) {
- LogUtil.e(
- "SelfManagedAnswerVideoCallScreen.getFrontFacingCameraSizes",
- "failed to get camera ids",
- e);
- return null;
- }
-
- for (String cameraId : cameraIds) {
- CameraCharacteristics characteristics;
- try {
- characteristics = manager.getCameraCharacteristics(cameraId);
- } catch (CameraAccessException e) {
- LogUtil.e(
- "SelfManagedAnswerVideoCallScreen.getFrontFacingCameraSizes",
- "failed to get camera characteristics",
- e);
- continue;
- }
-
- if (characteristics.get(CameraCharacteristics.LENS_FACING)
- != CameraCharacteristics.LENS_FACING_FRONT) {
- continue;
- }
-
- StreamConfigurationMap configMap =
- characteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
- if (configMap == null) {
- continue;
- }
-
- this.cameraId = cameraId;
- return configMap;
- }
- LogUtil.e(
- "SelfManagedAnswerVideoCallScreen.getFrontFacingCameraSizes", "No valid configurations.");
- return null;
- }
-
- /**
- * Given an array of {@link Size}s, tries to find the largest Size such that the aspect ratio of
- * the returned size is within {@code ASPECT_TOLERANCE} of {@code TARGET_ASPECT}. This is useful
- * because it provides us with an adequate size/camera resolution that will experience the least
- * stretching from our fullscreen UI that doesn't match any of the camera sizes.
- */
- private static Size getOptimalSize(Size[] outputSizes) {
- Size bestCandidateSize = outputSizes[0];
- float bestCandidateAspect =
- (float) bestCandidateSize.getWidth() / bestCandidateSize.getHeight();
-
- for (Size candidateSize : outputSizes) {
- if (candidateSize.getWidth() < MAX_WIDTH) {
- float candidateAspect = (float) candidateSize.getWidth() / candidateSize.getHeight();
- boolean isGoodCandidateAspect =
- Math.abs(candidateAspect - TARGET_ASPECT) < ASPECT_TOLERANCE;
- boolean isGoodOutputAspect =
- Math.abs(bestCandidateAspect - TARGET_ASPECT) < ASPECT_TOLERANCE;
-
- if ((isGoodCandidateAspect && !isGoodOutputAspect)
- || candidateSize.getWidth() > bestCandidateSize.getWidth()) {
- bestCandidateSize = candidateSize;
- bestCandidateAspect = candidateAspect;
- }
- }
- }
- return bestCandidateSize;
- }
-
- @Override
- public void onOpened(CameraDevice camera) {
- LogUtil.i("SelfManagedAnswerVideoCallScreen.opOpened", "camera opened.");
- this.camera = camera;
- Surface surface = surfaceView.getHolder().getSurface();
- try {
- captureRequestBuilder = camera.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
- captureRequestBuilder.addTarget(surface);
- camera.createCaptureSession(Arrays.asList(surface), new CaptureSessionCallback(), null);
- } catch (CameraAccessException e) {
- LogUtil.e(
- "SelfManagedAnswerVideoCallScreen.createCameraPreview", "failed to create preview", e);
- }
- }
-
- @Override
- public void onDisconnected(CameraDevice camera) {
- closeCamera();
- }
-
- @Override
- public void onError(CameraDevice camera, int error) {
- closeCamera();
- }
-
- private void closeCamera() {
- if (camera != null) {
- camera.close();
- camera = null;
- }
- }
-
- private class CaptureSessionCallback extends CameraCaptureSession.StateCallback {
-
- @Override
- public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
- LogUtil.i(
- "SelfManagedAnswerVideoCallScreen.onConfigured", "camera capture session configured.");
- // The camera is already closed.
- if (camera == null) {
- return;
- }
-
- // When the session is ready, we start displaying the preview.
- captureRequestBuilder.set(CaptureRequest.CONTROL_MODE, CameraMetadata.CONTROL_MODE_AUTO);
- try {
- cameraCaptureSession.setRepeatingRequest(captureRequestBuilder.build(), null, null);
- } catch (CameraAccessException e) {
- LogUtil.e("CaptureSessionCallback.onConfigured", "failed to configure", e);
- }
- }
-
- @Override
- public void onConfigureFailed(@NonNull CameraCaptureSession cameraCaptureSession) {
- LogUtil.e("CaptureSessionCallback.onConfigureFailed", "failed to configure");
- }
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-19 04:33:22 +0000