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Keep DisplayManager instance across calls

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Do not create a new android.hardware.display.DisplayManager for every
creation of a new virtual display.
This commit is contained in:
Romain Vimont 2024-11-20 20:11:03 +01:00
parent daba00a819
commit 1b5d88368a
1 changed files with 17 additions and 7 deletions
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24
server/src/main/java/com/genymobile/scrcpy/wrappers/DisplayManager.java
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@ -46,6 +46,7 @@ public final class DisplayManager {
} }
private final Object manager; // instance of hidden class android.hardware.display.DisplayManagerGlobal private final Object manager; // instance of hidden class android.hardware.display.DisplayManagerGlobal
private android.hardware.display.DisplayManager displayManager;
private Method createVirtualDisplayMethod; private Method createVirtualDisplayMethod;
private Method requestDisplayPowerMethod; private Method requestDisplayPowerMethod;
@ -151,17 +152,26 @@ public final class DisplayManager {
return createVirtualDisplayMethod; return createVirtualDisplayMethod;
} }
public VirtualDisplay createVirtualDisplay(String name, int width, int height, int displayIdToMirror, Surface surface) throws Exception { public VirtualDisplay createVirtualDisplay(String name, int width, int height, int displayIdToMirror, Surface surface)
throws ReflectiveOperationException {
Method method = getCreateVirtualDisplayMethod(); Method method = getCreateVirtualDisplayMethod();
return (VirtualDisplay) method.invoke(null, name, width, height, displayIdToMirror, surface); return (VirtualDisplay) method.invoke(null, name, width, height, displayIdToMirror, surface);
} }
public VirtualDisplay createNewVirtualDisplay(String name, int width, int height, int dpi, Surface surface, int flags) throws Exception { private android.hardware.display.DisplayManager getAndroidDisplayManager() throws ReflectiveOperationException {
Constructor<android.hardware.display.DisplayManager> ctor = android.hardware.display.DisplayManager.class.getDeclaredConstructor( if (displayManager == null) {
Context.class); Constructor<android.hardware.display.DisplayManager> ctor = android.hardware.display.DisplayManager.class.getDeclaredConstructor(
ctor.setAccessible(true); Context.class);
android.hardware.display.DisplayManager dm = ctor.newInstance(FakeContext.get()); ctor.setAccessible(true);
return dm.createVirtualDisplay(name, width, height, dpi, surface, flags); displayManager = ctor.newInstance(FakeContext.get());
}
return displayManager;
}
public VirtualDisplay createNewVirtualDisplay(String name, int width, int height, int dpi, Surface surface, int flags)
throws ReflectiveOperationException {
return getAndroidDisplayManager().createVirtualDisplay(name, width, height, dpi, surface, flags);
} }
private Method getRequestDisplayPowerMethod() throws NoSuchMethodException { private Method getRequestDisplayPowerMethod() throws NoSuchMethodException {