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Add option to lock video orientation

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PR #1151 <https://github.com/Genymobile/scrcpy/pull/1151>

Signed-off-by: Romain Vimont <rom@rom1v.com>
This commit is contained in:
George Stamoulis
2020-02-16 13:30:36 +02:00
committed by Romain Vimont
parent ef56cc6ff7
commit 1982bc439b
15 changed files with 221 additions and 73 deletions
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52
server/src/main/java/com/genymobile/scrcpy/Device.java
View File

@@ -22,10 +22,12 @@ public final class Device {
private final ServiceManager serviceManager = new ServiceManager();
private final int lockedVideoOrientation;
private ScreenInfo screenInfo;
private RotationListener rotationListener;
public Device(Options options) {
lockedVideoOrientation = options.getLockedVideoOrientation();
screenInfo = computeScreenInfo(options.getCrop(), options.getMaxSize());
registerRotationWatcher(new IRotationWatcher.Stub() {
@Override
@@ -48,11 +50,11 @@ public final class Device {
private ScreenInfo computeScreenInfo(Rect crop, int maxSize) {
DisplayInfo displayInfo = serviceManager.getDisplayManager().getDisplayInfo();
boolean rotated = (displayInfo.getRotation() & 1) != 0;
int rotation = displayInfo.getRotation();
Size deviceSize = displayInfo.getSize();
Rect contentRect = new Rect(0, 0, deviceSize.getWidth(), deviceSize.getHeight());
if (crop != null) {
if (rotated) {
if (rotation % 2 != 0) { // 180s preserve dimensions
// the crop (provided by the user) is expressed in the natural orientation
crop = flipRect(crop);
}
@@ -64,7 +66,7 @@ public final class Device {
}
Size videoSize = computeVideoSize(contentRect.width(), contentRect.height(), maxSize);
return new ScreenInfo(contentRect, videoSize, rotated);
return new ScreenInfo(contentRect, videoSize, rotation);
}
private static String formatCrop(Rect rect) {
@@ -99,22 +101,56 @@ public final class Device {
return new Size(w, h);
}
/**
* Return the rotation to apply to the device rotation to get the requested locked video orientation
*
* @param deviceRotation the device rotation
* @return the rotation offset
*/
public int getVideoRotation(int deviceRotation) {
if (lockedVideoOrientation == -1) {
// no offset
return 0;
}
return (deviceRotation + 4 - lockedVideoOrientation) % 4;
}
/**
* Return the rotation to apply to the requested locked video orientation to get the device rotation
*
* @param deviceRotation the device rotation
* @return the (reverse) rotation offset
*/
private int getReverseVideoRotation(int deviceRotation) {
if (lockedVideoOrientation == -1) {
// no offset
return 0;
}
return (lockedVideoOrientation + 4 - deviceRotation) % 4;
}
public Point getPhysicalPoint(Position position) {
// it hides the field on purpose, to read it with a lock
@SuppressWarnings("checkstyle:HiddenField")
ScreenInfo screenInfo = getScreenInfo(); // read with synchronization
Size videoSize = screenInfo.getVideoSize();
Size clientVideoSize = position.getScreenSize();
int deviceRotation = screenInfo.getRotation();
int reverseVideoRotation = getReverseVideoRotation(deviceRotation);
// reverse the video rotation to apply the events
Position devicePosition = position.rotate(reverseVideoRotation);
Size clientVideoSize = devicePosition.getScreenSize();
if (!videoSize.equals(clientVideoSize)) {
// The client sends a click relative to a video with wrong dimensions,
// the device may have been rotated since the event was generated, so ignore the event
return null;
}
Rect contentRect = screenInfo.getContentRect();
Point point = position.getPoint();
int scaledX = contentRect.left + point.getX() * contentRect.width() / videoSize.getWidth();
int scaledY = contentRect.top + point.getY() * contentRect.height() / videoSize.getHeight();
return new Point(scaledX, scaledY);
Point point = devicePosition.getPoint();
int convertedX = contentRect.left + point.getX() * contentRect.width() / videoSize.getWidth();
int convertedY = contentRect.top + point.getY() * contentRect.height() / videoSize.getHeight();
return new Point(convertedX, convertedY);
}
public static String getDeviceName() {

9
server/src/main/java/com/genymobile/scrcpy/Options.java
View File

@@ -6,6 +6,7 @@ public class Options {
private int maxSize;
private int bitRate;
private int maxFps;
private int lockedVideoOrientation;
private boolean tunnelForward;
private Rect crop;
private boolean sendFrameMeta; // send PTS so that the client may record properly
@@ -35,6 +36,14 @@ public class Options {
this.maxFps = maxFps;
}
public int getLockedVideoOrientation() {
return lockedVideoOrientation;
}
public void setLockedVideoOrientation(int lockedVideoOrientation) {
this.lockedVideoOrientation = lockedVideoOrientation;
}
public boolean isTunnelForward() {
return tunnelForward;
}

13
server/src/main/java/com/genymobile/scrcpy/Position.java
View File

@@ -23,6 +23,19 @@ public class Position {
return screenSize;
}
public Position rotate(int rotation) {
switch (rotation) {
case 1:
return new Position(new Point(screenSize.getHeight() - point.getY(), point.getX()), screenSize.rotate());
case 2:
return new Position(new Point(screenSize.getWidth() - point.getX(), screenSize.getHeight() - point.getY()), screenSize);
case 3:
return new Position(new Point(point.getY(), screenSize.getWidth() - point.getX()), screenSize.rotate());
default:
return this;
}
}
@Override
public boolean equals(Object o) {
if (this == o) {

28
server/src/main/java/com/genymobile/scrcpy/ScreenEncoder.java
View File

@@ -28,19 +28,21 @@ public class ScreenEncoder implements Device.RotationListener {
private int bitRate;
private int maxFps;
private int lockedVideoOrientation;
private int iFrameInterval;
private boolean sendFrameMeta;
private long ptsOrigin;
public ScreenEncoder(boolean sendFrameMeta, int bitRate, int maxFps, int iFrameInterval) {
public ScreenEncoder(boolean sendFrameMeta, int bitRate, int maxFps, int lockedVideoOrientation, int iFrameInterval) {
this.sendFrameMeta = sendFrameMeta;
this.bitRate = bitRate;
this.maxFps = maxFps;
this.lockedVideoOrientation = lockedVideoOrientation;
this.iFrameInterval = iFrameInterval;
}
public ScreenEncoder(boolean sendFrameMeta, int bitRate, int maxFps) {
this(sendFrameMeta, bitRate, maxFps, DEFAULT_I_FRAME_INTERVAL);
public ScreenEncoder(boolean sendFrameMeta, int bitRate, int maxFps, int lockedVideoOrientation) {
this(sendFrameMeta, bitRate, maxFps, lockedVideoOrientation, DEFAULT_I_FRAME_INTERVAL);
}
@Override
@@ -66,10 +68,11 @@ public class ScreenEncoder implements Device.RotationListener {
ScreenInfo screenInfo = device.getScreenInfo();
Rect contentRect = screenInfo.getContentRect();
Rect videoRect = screenInfo.getVideoSize().toRect();
setSize(format, videoRect.width(), videoRect.height());
int videoRotation = device.getVideoRotation(screenInfo.getRotation());
setSize(format, videoRotation, videoRect.width(), videoRect.height());
configure(codec, format);
Surface surface = codec.createInputSurface();
setDisplaySurface(display, surface, contentRect, videoRect);
setDisplaySurface(display, surface, videoRotation, contentRect, videoRect);
codec.start();
try {
alive = encode(codec, fd);
@@ -168,16 +171,21 @@ public class ScreenEncoder implements Device.RotationListener {
codec.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
}
private static void setSize(MediaFormat format, int width, int height) {
format.setInteger(MediaFormat.KEY_WIDTH, width);
format.setInteger(MediaFormat.KEY_HEIGHT, height);
private static void setSize(MediaFormat format, int orientation, int width, int height) {
if (orientation % 2 == 0) {
format.setInteger(MediaFormat.KEY_WIDTH, width);
format.setInteger(MediaFormat.KEY_HEIGHT, height);
return;
}
format.setInteger(MediaFormat.KEY_WIDTH, height);
format.setInteger(MediaFormat.KEY_HEIGHT, width);
}
private static void setDisplaySurface(IBinder display, Surface surface, Rect deviceRect, Rect displayRect) {
private static void setDisplaySurface(IBinder display, Surface surface, int orientation, Rect deviceRect, Rect displayRect) {
SurfaceControl.openTransaction();
try {
SurfaceControl.setDisplaySurface(display, surface);
SurfaceControl.setDisplayProjection(display, 0, deviceRect, displayRect);
SurfaceControl.setDisplayProjection(display, orientation, deviceRect, displayRect);
SurfaceControl.setDisplayLayerStack(display, 0);
} finally {
SurfaceControl.closeTransaction();

28
server/src/main/java/com/genymobile/scrcpy/ScreenInfo.java
View File

@@ -5,12 +5,12 @@ import android.graphics.Rect;
public final class ScreenInfo {
private final Rect contentRect; // device size, possibly cropped
private final Size videoSize;
private final boolean rotated;
private final int rotation;
public ScreenInfo(Rect contentRect, Size videoSize, boolean rotated) {
public ScreenInfo(Rect contentRect, Size videoSize, int rotation) {
this.contentRect = contentRect;
this.videoSize = videoSize;
this.rotated = rotated;
this.rotation = rotation;
}
public Rect getContentRect() {
@@ -21,11 +21,25 @@ public final class ScreenInfo {
return videoSize;
}
public ScreenInfo withRotation(int rotation) {
boolean newRotated = (rotation & 1) != 0;
if (rotated == newRotated) {
public int getRotation() {
return rotation;
}
public ScreenInfo withRotation(int newRotation) {
if (newRotation == rotation) {
return this;
}
return new ScreenInfo(Device.flipRect(contentRect), videoSize.rotate(), newRotated);
// true if changed between portrait and landscape
boolean orientationChanged = (rotation + newRotation) % 2 != 0;
Rect newContentRect;
Size newVideoSize;
if (orientationChanged) {
newContentRect = Device.flipRect(contentRect);
newVideoSize = videoSize.rotate();
} else {
newContentRect = contentRect;
newVideoSize = videoSize;
}
return new ScreenInfo(newContentRect, newVideoSize, newRotation);
}
}

18
server/src/main/java/com/genymobile/scrcpy/Server.java
View File

@@ -19,7 +19,8 @@ public final class Server {
final Device device = new Device(options);
boolean tunnelForward = options.isTunnelForward();
try (DesktopConnection connection = DesktopConnection.open(device, tunnelForward)) {
ScreenEncoder screenEncoder = new ScreenEncoder(options.getSendFrameMeta(), options.getBitRate(), options.getMaxFps());
ScreenEncoder screenEncoder = new ScreenEncoder(options.getSendFrameMeta(), options.getBitRate(), options.getMaxFps(),
options.getLockedVideoOrientation());
if (options.getControl()) {
Controller controller = new Controller(device, connection);
@@ -79,8 +80,8 @@ public final class Server {
"The server version (" + clientVersion + ") does not match the client " + "(" + BuildConfig.VERSION_NAME + ")");
}
if (args.length != 8) {
throw new IllegalArgumentException("Expecting 8 parameters");
if (args.length != 9) {
throw new IllegalArgumentException("Expecting 9 parameters");
}
Options options = new Options();
@@ -94,17 +95,20 @@ public final class Server {
int maxFps = Integer.parseInt(args[3]);
options.setMaxFps(maxFps);
int lockedVideoOrientation = Integer.parseInt(args[4]);
options.setLockedVideoOrientation(lockedVideoOrientation);
// use "adb forward" instead of "adb tunnel"? (so the server must listen)
boolean tunnelForward = Boolean.parseBoolean(args[4]);
boolean tunnelForward = Boolean.parseBoolean(args[5]);
options.setTunnelForward(tunnelForward);
Rect crop = parseCrop(args[5]);
Rect crop = parseCrop(args[6]);
options.setCrop(crop);
boolean sendFrameMeta = Boolean.parseBoolean(args[6]);
boolean sendFrameMeta = Boolean.parseBoolean(args[7]);
options.setSendFrameMeta(sendFrameMeta);
boolean control = Boolean.parseBoolean(args[7]);
boolean control = Boolean.parseBoolean(args[8]);
options.setControl(control);
return options;