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scrcpy/server/src/main/java/com/genymobile/scrcpy/Server.java

324 lines
14 KiB
Java

package com.genymobile.scrcpy;
import android.graphics.Rect;
import android.media.MediaCodecInfo;
import android.os.BatteryManager;
import android.os.Build;
import java.io.IOException;
import java.util.List;
import java.util.Locale;
public final class Server {
private Server() {
// not instantiable
}
private static void initAndCleanUp(Options options) {
boolean mustDisableShowTouchesOnCleanUp = false;
int restoreStayOn = -1;
boolean restoreNormalPowerMode = options.getControl(); // only restore power mode if control is enabled
if (options.getShowTouches() || options.getStayAwake()) {
if (options.getShowTouches()) {
try {
String oldValue = Settings.getAndPutValue(Settings.TABLE_SYSTEM, "show_touches", "1");
// If "show touches" was disabled, it must be disabled back on clean up
mustDisableShowTouchesOnCleanUp = !"1".equals(oldValue);
} catch (SettingsException e) {
Ln.e("Could not change \"show_touches\"", e);
}
}
if (options.getStayAwake()) {
int stayOn = BatteryManager.BATTERY_PLUGGED_AC | BatteryManager.BATTERY_PLUGGED_USB | BatteryManager.BATTERY_PLUGGED_WIRELESS;
try {
String oldValue = Settings.getAndPutValue(Settings.TABLE_GLOBAL, "stay_on_while_plugged_in", String.valueOf(stayOn));
try {
restoreStayOn = Integer.parseInt(oldValue);
if (restoreStayOn == stayOn) {
// No need to restore
restoreStayOn = -1;
}
} catch (NumberFormatException e) {
restoreStayOn = 0;
}
} catch (SettingsException e) {
Ln.e("Could not change \"stay_on_while_plugged_in\"", e);
}
}
}
if (options.getCleanup()) {
try {
CleanUp.configure(options.getDisplayId(), restoreStayOn, mustDisableShowTouchesOnCleanUp, restoreNormalPowerMode,
options.getPowerOffScreenOnClose());
} catch (IOException e) {
Ln.e("Could not configure cleanup", e);
}
}
}
private static void scrcpy(Options options) throws IOException {
Ln.i("Device: " + Build.MANUFACTURER + " " + Build.MODEL + " (Android " + Build.VERSION.RELEASE + ")");
final Device device = new Device(options);
List<CodecOption> codecOptions = options.getCodecOptions();
Thread initThread = startInitThread(options);
int uid = options.getUid();
boolean tunnelForward = options.isTunnelForward();
boolean control = options.getControl();
boolean sendDummyByte = options.getSendDummyByte();
Workarounds.prepareMainLooper();
if (Build.BRAND.equalsIgnoreCase("meizu")) {
// Workarounds must be applied for Meizu phones:
// - <https://github.com/Genymobile/scrcpy/issues/240>
// - <https://github.com/Genymobile/scrcpy/issues/365>
// - <https://github.com/Genymobile/scrcpy/issues/2656>
//
// But only apply when strictly necessary, since workarounds can cause other issues:
// - <https://github.com/Genymobile/scrcpy/issues/940>
// - <https://github.com/Genymobile/scrcpy/issues/994>
Workarounds.fillAppInfo();
}
try (DesktopConnection connection = DesktopConnection.open(uid, tunnelForward, control, sendDummyByte)) {
VideoCodec codec = options.getCodec();
if (options.getSendDeviceMeta()) {
Size videoSize = device.getScreenInfo().getVideoSize();
connection.sendDeviceMeta(Device.getDeviceName(), videoSize.getWidth(), videoSize.getHeight());
}
ScreenEncoder screenEncoder = new ScreenEncoder(codec.getMimeType(), options.getBitRate(), options.getMaxFps(), codecOptions,
options.getEncoderName(), options.getDownsizeOnError());
Controller controller = null;
if (control) {
controller = new Controller(device, connection, options.getClipboardAutosync(), options.getPowerOn());
controller.start();
final Controller controllerRef = controller;
device.setClipboardListener(text -> controllerRef.getSender().pushClipboardText(text));
}
try {
// synchronous
VideoStreamer videoStreamer = new VideoStreamer(connection.getVideoFd(), options.getSendFrameMeta());
if (options.getSendCodecId()) {
videoStreamer.writeHeader(codec.getId());
}
screenEncoder.streamScreen(device, videoStreamer);
} catch (IOException e) {
// this is expected on close
Ln.d("Screen streaming stopped");
} finally {
initThread.interrupt();
if (controller != null) {
controller.stop();
}
}
}
}
private static Thread startInitThread(final Options options) {
Thread thread = new Thread(() -> initAndCleanUp(options));
thread.start();
return thread;
}
private static Options createOptions(String... args) {
if (args.length < 1) {
throw new IllegalArgumentException("Missing client version");
}
String clientVersion = args[0];
if (!clientVersion.equals(BuildConfig.VERSION_NAME)) {
throw new IllegalArgumentException(
"The server version (" + BuildConfig.VERSION_NAME + ") does not match the client " + "(" + clientVersion + ")");
}
Options options = new Options();
for (int i = 1; i < args.length; ++i) {
String arg = args[i];
int equalIndex = arg.indexOf('=');
if (equalIndex == -1) {
throw new IllegalArgumentException("Invalid key=value pair: \"" + arg + "\"");
}
String key = arg.substring(0, equalIndex);
String value = arg.substring(equalIndex + 1);
switch (key) {
case "uid":
int uid = Integer.parseInt(value, 0x10);
if (uid < -1) {
throw new IllegalArgumentException("uid may not be negative (except -1 for 'none'): " + uid);
}
options.setUid(uid);
break;
case "log_level":
Ln.Level level = Ln.Level.valueOf(value.toUpperCase(Locale.ENGLISH));
options.setLogLevel(level);
break;
case "codec":
VideoCodec codec = VideoCodec.findByName(value);
if (codec == null) {
throw new IllegalArgumentException("Video codec " + value + " not supported");
}
options.setCodec(codec);
break;
case "max_size":
int maxSize = Integer.parseInt(value) & ~7; // multiple of 8
options.setMaxSize(maxSize);
break;
case "bit_rate":
int bitRate = Integer.parseInt(value);
options.setBitRate(bitRate);
break;
case "max_fps":
int maxFps = Integer.parseInt(value);
options.setMaxFps(maxFps);
break;
case "lock_video_orientation":
int lockVideoOrientation = Integer.parseInt(value);
options.setLockVideoOrientation(lockVideoOrientation);
break;
case "tunnel_forward":
boolean tunnelForward = Boolean.parseBoolean(value);
options.setTunnelForward(tunnelForward);
break;
case "crop":
Rect crop = parseCrop(value);
options.setCrop(crop);
break;
case "control":
boolean control = Boolean.parseBoolean(value);
options.setControl(control);
break;
case "display_id":
int displayId = Integer.parseInt(value);
options.setDisplayId(displayId);
break;
case "show_touches":
boolean showTouches = Boolean.parseBoolean(value);
options.setShowTouches(showTouches);
break;
case "stay_awake":
boolean stayAwake = Boolean.parseBoolean(value);
options.setStayAwake(stayAwake);
break;
case "codec_options":
List<CodecOption> codecOptions = CodecOption.parse(value);
options.setCodecOptions(codecOptions);
break;
case "encoder_name":
if (!value.isEmpty()) {
options.setEncoderName(value);
}
break;
case "power_off_on_close":
boolean powerOffScreenOnClose = Boolean.parseBoolean(value);
options.setPowerOffScreenOnClose(powerOffScreenOnClose);
break;
case "clipboard_autosync":
boolean clipboardAutosync = Boolean.parseBoolean(value);
options.setClipboardAutosync(clipboardAutosync);
break;
case "downsize_on_error":
boolean downsizeOnError = Boolean.parseBoolean(value);
options.setDownsizeOnError(downsizeOnError);
break;
case "cleanup":
boolean cleanup = Boolean.parseBoolean(value);
options.setCleanup(cleanup);
break;
case "power_on":
boolean powerOn = Boolean.parseBoolean(value);
options.setPowerOn(powerOn);
break;
case "send_device_meta":
boolean sendDeviceMeta = Boolean.parseBoolean(value);
options.setSendDeviceMeta(sendDeviceMeta);
break;
case "send_frame_meta":
boolean sendFrameMeta = Boolean.parseBoolean(value);
options.setSendFrameMeta(sendFrameMeta);
break;
case "send_dummy_byte":
boolean sendDummyByte = Boolean.parseBoolean(value);
options.setSendDummyByte(sendDummyByte);
break;
case "send_codec_id":
boolean sendCodecId = Boolean.parseBoolean(value);
options.setSendCodecId(sendCodecId);
break;
case "raw_video_stream":
boolean rawVideoStream = Boolean.parseBoolean(value);
if (rawVideoStream) {
options.setSendDeviceMeta(false);
options.setSendFrameMeta(false);
options.setSendDummyByte(false);
options.setSendCodecId(false);
}
break;
default:
Ln.w("Unknown server option: " + key);
break;
}
}
return options;
}
private static Rect parseCrop(String crop) {
if (crop.isEmpty()) {
return null;
}
// input format: "width:height:x:y"
String[] tokens = crop.split(":");
if (tokens.length != 4) {
throw new IllegalArgumentException("Crop must contains 4 values separated by colons: \"" + crop + "\"");
}
int width = Integer.parseInt(tokens[0]);
int height = Integer.parseInt(tokens[1]);
int x = Integer.parseInt(tokens[2]);
int y = Integer.parseInt(tokens[3]);
return new Rect(x, y, x + width, y + height);
}
private static void suggestFix(Throwable e) {
if (e instanceof InvalidDisplayIdException) {
InvalidDisplayIdException idie = (InvalidDisplayIdException) e;
int[] displayIds = idie.getAvailableDisplayIds();
if (displayIds != null && displayIds.length > 0) {
Ln.e("Try to use one of the available display ids:");
for (int id : displayIds) {
Ln.e(" scrcpy --display " + id);
}
}
} else if (e instanceof InvalidEncoderException) {
InvalidEncoderException iee = (InvalidEncoderException) e;
MediaCodecInfo[] encoders = iee.getAvailableEncoders();
if (encoders != null && encoders.length > 0) {
Ln.e("Try to use one of the available encoders:");
for (MediaCodecInfo encoder : encoders) {
Ln.e(" scrcpy --encoder '" + encoder.getName() + "'");
}
}
}
}
public static void main(String... args) throws Exception {
Thread.setDefaultUncaughtExceptionHandler((t, e) -> {
Ln.e("Exception on thread " + t, e);
suggestFix(e);
});
Options options = createOptions(args);
Ln.initLogLevel(options.getLogLevel());
scrcpy(options);
}
}