Disable server controller if --no-control

If --no-control is disabled, there is no need for a controller.

It also avoids to power on the device on start if control is disabled.

app/src/scrcpy.c

@@ -277,6 +277,7 @@ scrcpy(const struct scrcpy_options *options) {
         .max_size = options->max_size,
         .bit_rate = options->bit_rate,
         .send_frame_meta = record,
+        .control = options->control,
     };
     if (!server_start(&server, options->serial, &params)) {
         return false;

app/src/server.c

@@ -95,6 +95,7 @@ execute_server(struct server *server, const struct server_params *params) {
         server->tunnel_forward ? "true" : "false",
         params->crop ? params->crop : "-",
         params->send_frame_meta ? "true" : "false",
+        params->control ? "true" : "false",
     };
     return adb_execute(server->serial, cmd, sizeof(cmd) / sizeof(cmd[0]));
 }

app/src/server.h

@@ -35,6 +35,7 @@ struct server_params {
     uint16_t max_size;
     uint32_t bit_rate;
     bool send_frame_meta;
+    bool control;
 };
 
 // init default values

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

@@ -8,6 +8,7 @@ public class Options {
     private boolean tunnelForward;
     private Rect crop;
     private boolean sendFrameMeta; // send PTS so that the client may record properly
+    private boolean control;
 
     public int getMaxSize() {
         return maxSize;
@@ -48,4 +49,12 @@ public class Options {
     public void setSendFrameMeta(boolean sendFrameMeta) {
         this.sendFrameMeta = sendFrameMeta;
     }
+
+    public boolean getControl() {
+        return control;
+    }
+
+    public void setControl(boolean control) {
+        this.control = control;
+    }
 }

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

@@ -19,11 +19,13 @@ public final class Server {
         try (DesktopConnection connection = DesktopConnection.open(device, tunnelForward)) {
             ScreenEncoder screenEncoder = new ScreenEncoder(options.getSendFrameMeta(), options.getBitRate());
 
-            Controller controller = new Controller(device, connection);
+            if (options.getControl()) {
+                Controller controller = new Controller(device, connection);
 
-            // asynchronous
-            startController(controller);
-            startDeviceMessageSender(controller.getSender());
+                // asynchronous
+                startController(controller);
+                startDeviceMessageSender(controller.getSender());
+            }
 
             try {
                 // synchronous
@@ -65,7 +67,7 @@ public final class Server {
 
     @SuppressWarnings("checkstyle:MagicNumber")
     private static Options createOptions(String... args) {
-        if (args.length != 5) {
+        if (args.length != 6) {
             throw new IllegalArgumentException("Expecting 5 parameters");
         }
 
@@ -87,6 +89,9 @@ public final class Server {
         boolean sendFrameMeta = Boolean.parseBoolean(args[4]);
         options.setSendFrameMeta(sendFrameMeta);
 
+        boolean control = Boolean.parseBoolean(args[5]);
+        options.setControl(control);
+
         return options;
     }