Take app screenshots in 565. (a5fdde9d) · Commits · e / os / android_frameworks_base

core/jni/android/graphics/Bitmap.cpp

+21 −4

Original line number	Diff line number	Diff line
		@@ -752,17 +752,32 @@ static jobject Bitmap_copy(JNIEnv* env, jobject, jlong srcHandle,
		getPremulBitmapCreateFlags(isMutable));
		}

		static jobject Bitmap_copyAshmem(JNIEnv* env, jobject, jlong srcHandle) {
		SkBitmap src;
		reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src);
		static Bitmap* Bitmap_copyAshmemImpl(JNIEnv* env, SkBitmap& src, SkColorType& dstCT) {
		SkBitmap result;

		AshmemPixelAllocator allocator(env);
		if (!src.copyTo(&result, &allocator)) {
		if (!src.copyTo(&result, dstCT, &allocator)) {
		return NULL;
		}
		Bitmap* bitmap = allocator.getStorageObjAndReset();
		bitmap->peekAtPixelRef()->setImmutable();
		return bitmap;
		}

		static jobject Bitmap_copyAshmem(JNIEnv* env, jobject, jlong srcHandle) {
		SkBitmap src;
		reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src);
		SkColorType dstCT = src.colorType();
		Bitmap* bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
		jobject ret = GraphicsJNI::createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
		return ret;
		}

		static jobject Bitmap_copyAshmemConfig(JNIEnv* env, jobject, jlong srcHandle, jint dstConfigHandle) {
		SkBitmap src;
		reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src);
		SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle);
		Bitmap* bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
		jobject ret = GraphicsJNI::createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
		return ret;
		}
		@@ -1355,6 +1370,8 @@ static const JNINativeMethod gBitmapMethods[] = {
		(void*)Bitmap_copy },
		{ "nativeCopyAshmem", "(J)Landroid/graphics/Bitmap;",
		(void*)Bitmap_copyAshmem },
		{ "nativeCopyAshmemConfig", "(JI)Landroid/graphics/Bitmap;",
		(void*)Bitmap_copyAshmemConfig },
		{ "nativeGetNativeFinalizer", "()J", (void*)Bitmap_getNativeFinalizer },
		{ "nativeRecycle", "(J)Z", (void*)Bitmap_recycle },
		{ "nativeReconfigure", "(JIIIIZ)V", (void*)Bitmap_reconfigure },

graphics/java/android/graphics/Bitmap.java

+19 −2

Original line number	Diff line number	Diff line
		@@ -25,14 +25,14 @@ import android.os.Trace;
		import android.util.DisplayMetrics;
		import android.util.Log;

		import libcore.util.NativeAllocationRegistry;

		import java.io.OutputStream;
		import java.nio.Buffer;
		import java.nio.ByteBuffer;
		import java.nio.IntBuffer;
		import java.nio.ShortBuffer;

		import libcore.util.NativeAllocationRegistry;

		public final class Bitmap implements Parcelable {
		private static final String TAG = "Bitmap";

		@@ -613,6 +613,22 @@ public final class Bitmap implements Parcelable {
		return b;
		}

		/**
		* Creates a new immutable bitmap backed by ashmem which can efficiently
		* be passed between processes.
		*
		* @hide
		*/
		public Bitmap createAshmemBitmap(Config config) {
		checkRecycled("Can't copy a recycled bitmap");
		Bitmap b = nativeCopyAshmemConfig(mNativePtr, config.nativeInt);
		if (b != null) {
		b.setPremultiplied(mRequestPremultiplied);
		b.mDensity = mDensity;
		}
		return b;
		}

		/**
		* Creates a new bitmap, scaled from an existing bitmap, when possible. If the
		* specified width and height are the same as the current width and height of
		@@ -1675,6 +1691,7 @@ public final class Bitmap implements Parcelable {
		private static native Bitmap nativeCopy(long nativeSrcBitmap, int nativeConfig,
		boolean isMutable);
		private static native Bitmap nativeCopyAshmem(long nativeSrcBitmap);
		private static native Bitmap nativeCopyAshmemConfig(long nativeSrcBitmap, int nativeConfig);
		private static native long nativeGetNativeFinalizer();
		private static native boolean nativeRecycle(long nativeBitmap);
		private static native void nativeReconfigure(long nativeBitmap, int width, int height,

packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -99,6 +99,7 @@ public class SystemServicesProxy {
		static {
		sBitmapOptions = new BitmapFactory.Options();
		sBitmapOptions.inMutable = true;
		sBitmapOptions.inPreferredConfig = Bitmap.Config.RGB_565;
		}

		final static List<String> sRecentsBlacklist;

services/core/java/com/android/server/wm/WindowManagerService.java

+5 −6

Original line number	Diff line number	Diff line
		@@ -5993,7 +5993,7 @@ public class WindowManagerService extends IWindowManager.Stub
		@Override
		public void run() {
		Bitmap bm = screenshotApplicationsInner(null, Display.DEFAULT_DISPLAY, -1, -1,
		true, 1f);
		true, 1f, Bitmap.Config.ARGB_8888);
		try {
		receiver.send(bm);
		} catch (RemoteException e) {
		@@ -6006,8 +6006,7 @@ public class WindowManagerService extends IWindowManager.Stub

		/**
		* Takes a snapshot of the screen. In landscape mode this grabs the whole screen.
		* In portrait mode, it grabs the upper region of the screen based on the vertical dimension
		* of the target image.
		* In portrait mode, it grabs the full screenshot.
		*
		* @param displayId the Display to take a screenshot of.
		* @param width the width of the target bitmap
		@@ -6024,14 +6023,14 @@ public class WindowManagerService extends IWindowManager.Stub
		try {
		Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "screenshotApplications");
		return screenshotApplicationsInner(appToken, displayId, width, height, false,
		frameScale);
		frameScale, Bitmap.Config.RGB_565);
		} finally {
		Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER);
		}
		}

		Bitmap screenshotApplicationsInner(IBinder appToken, int displayId, int width, int height,
		boolean includeFullDisplay, float frameScale) {
		boolean includeFullDisplay, float frameScale, Bitmap.Config config) {
		final DisplayContent displayContent;
		synchronized(mWindowMap) {
		displayContent = getDisplayContentLocked(displayId);
		@@ -6270,7 +6269,7 @@ public class WindowManagerService extends IWindowManager.Stub

		// Create a copy of the screenshot that is immutable and backed in ashmem.
		// This greatly reduces the overhead of passing the bitmap between processes.
		Bitmap ret = bm.createAshmemBitmap();
		Bitmap ret = bm.createAshmemBitmap(config);
		bm.recycle();
		return ret;
		}