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https://github.com/Genymobile/scrcpy.git
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Add camera support WIP
This commit is contained in:
Romain Vimont
197
server/src/main/java/com/genymobile/scrcpy/CameraCapture.java
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197
server/src/main/java/com/genymobile/scrcpy/CameraCapture.java
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package com.genymobile.scrcpy;
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import com.genymobile.scrcpy.wrappers.ServiceManager;
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import android.annotation.SuppressLint;
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import android.annotation.TargetApi;
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import android.graphics.Rect;
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import android.hardware.camera2.CameraAccessException;
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import android.hardware.camera2.CameraCaptureSession;
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import android.hardware.camera2.CameraCharacteristics;
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import android.hardware.camera2.CameraDevice;
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import android.hardware.camera2.CaptureFailure;
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import android.hardware.camera2.CaptureRequest;
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import android.hardware.camera2.params.OutputConfiguration;
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import android.hardware.camera2.params.SessionConfiguration;
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import android.hardware.camera2.params.StreamConfigurationMap;
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import android.media.MediaCodec;
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import android.os.Build;
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import android.os.Handler;
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import android.os.HandlerThread;
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import android.util.Log;
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import android.view.Surface;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.Executor;
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import java.util.concurrent.Executors;
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public class CameraCapture extends SurfaceCapture {
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private static final Executor EXECUTOR = Executors.newSingleThreadExecutor();
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private final String cameraId;
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private HandlerThread cameraThread;
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private Handler cameraHandler;
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private CameraDevice cameraDevice;
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private int maxSize;
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public CameraCapture(String cameraId, int maxSize) {
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this.cameraId = cameraId;
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this.maxSize = maxSize;
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}
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@Override
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public void init() throws IOException {
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cameraThread = new HandlerThread("camera");
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cameraThread.start();
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cameraHandler = new Handler(cameraThread.getLooper());
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try {
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cameraDevice = openCamera(cameraId);
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} catch (CameraAccessException | InterruptedException e) {
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throw new IOException(e);
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}
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}
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@Override
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public void start(Surface surface) throws IOException {
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try {
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CameraCaptureSession session = createCaptureSession(cameraDevice, surface);
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CaptureRequest.Builder requestBuilder = cameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);
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requestBuilder.addTarget(surface);
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CaptureRequest request = requestBuilder.build();
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setRepeatingRequest(session, request);
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} catch (CameraAccessException | InterruptedException e) {
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throw new IOException(e);
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}
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}
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@Override
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public void release() {
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if (cameraDevice != null) {
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cameraDevice.close();
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}
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if (cameraThread != null) {
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cameraThread.quitSafely();
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}
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}
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@Override
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public Size getSize() {
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return null;
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}
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@Override
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public void setMaxSize(int size) {
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maxSize = size;
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}
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@SuppressLint("MissingPermission")
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@TargetApi(Build.VERSION_CODES.S)
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private CameraDevice openCamera(String id) throws CameraAccessException, InterruptedException {
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Ln.v("Open Camera: " + id);
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CompletableFuture<CameraDevice> future = new CompletableFuture<>();
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ServiceManager.getCameraManager().openCamera(id, new CameraDevice.StateCallback() {
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@Override
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public void onOpened(CameraDevice camera) {
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Ln.v("Open Camera Success");
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future.complete(camera);
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}
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@Override
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public void onDisconnected(CameraDevice camera) {
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Ln.w("Camera disconnected");
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// TODO
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}
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@Override
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public void onError(CameraDevice camera, int error) {
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int cameraAccessExceptionErrorCode;
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switch (error) {
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case CameraDevice.StateCallback.ERROR_CAMERA_IN_USE:
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cameraAccessExceptionErrorCode = CameraAccessException.CAMERA_IN_USE;
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break;
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case CameraDevice.StateCallback.ERROR_MAX_CAMERAS_IN_USE:
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cameraAccessExceptionErrorCode = CameraAccessException.MAX_CAMERAS_IN_USE;
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break;
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case CameraDevice.StateCallback.ERROR_CAMERA_DISABLED:
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cameraAccessExceptionErrorCode = CameraAccessException.CAMERA_DISABLED;
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break;
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case CameraDevice.StateCallback.ERROR_CAMERA_DEVICE:
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case CameraDevice.StateCallback.ERROR_CAMERA_SERVICE:
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default:
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cameraAccessExceptionErrorCode = CameraAccessException.CAMERA_ERROR;
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break;
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}
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future.completeExceptionally(new CameraAccessException(cameraAccessExceptionErrorCode));
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}
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}, cameraHandler);
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try {
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return future.get();
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} catch (ExecutionException e) {
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throw (CameraAccessException) e.getCause();
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}
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}
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@TargetApi(Build.VERSION_CODES.S)
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private CameraCaptureSession createCaptureSession(CameraDevice camera, Surface surface) throws CameraAccessException, InterruptedException {
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Ln.d("Create Capture Session");
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CompletableFuture<CameraCaptureSession> future = new CompletableFuture<>();
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// replace by createCaptureSession(SessionConfiguration)
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OutputConfiguration outputConfig = new OutputConfiguration(surface);
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List<OutputConfiguration> outputs = Arrays.asList(outputConfig);
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SessionConfiguration sessionConfig = new SessionConfiguration(SessionConfiguration.SESSION_REGULAR, outputs, EXECUTOR,
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new CameraCaptureSession.StateCallback() {
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@Override
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public void onConfigured(CameraCaptureSession session) {
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Ln.d("Create Capture Session Success");
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future.complete(session);
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}
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@Override
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public void onConfigureFailed(CameraCaptureSession session) {
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future.completeExceptionally(new CameraAccessException(CameraAccessException.CAMERA_ERROR));
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}
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});
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camera.createCaptureSession(sessionConfig);
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try {
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return future.get();
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} catch (ExecutionException e) {
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throw (CameraAccessException) e.getCause();
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}
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}
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@TargetApi(Build.VERSION_CODES.S)
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private void setRepeatingRequest(CameraCaptureSession session, CaptureRequest request) throws CameraAccessException, InterruptedException {
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CompletableFuture<Void> future = new CompletableFuture<>();
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session.setRepeatingRequest(request, new CameraCaptureSession.CaptureCallback() {
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@Override
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public void onCaptureStarted(CameraCaptureSession session, CaptureRequest request, long timestamp, long frameNumber) {
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future.complete(null);
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}
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@Override
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public void onCaptureFailed(CameraCaptureSession session, CaptureRequest request, CaptureFailure failure) {
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future.completeExceptionally(new CameraAccessException(CameraAccessException.CAMERA_ERROR));
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}
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}, cameraHandler);
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try {
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future.get();
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} catch (ExecutionException e) {
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throw (CameraAccessException) e.getCause();
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}
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}
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}
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@@ -2,6 +2,7 @@ package com.genymobile.scrcpy;
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import android.view.Surface;
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import java.io.IOException;
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import java.util.concurrent.atomic.AtomicBoolean;
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/**
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@@ -31,7 +32,7 @@ public abstract class SurfaceCapture {
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/**
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* Called once before the capture starts.
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*/
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public abstract void init();
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public abstract void init() throws IOException;
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/**
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* Called after the capture ends (if and only if {@link #init()} has been called).
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@@ -43,7 +44,7 @@ public abstract class SurfaceCapture {
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*
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* @param surface the surface which will be encoded
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*/
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public abstract void start(Surface surface);
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public abstract void start(Surface surface) throws IOException;
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/**
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* Return the video size
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