Merge "Add ability to select composition color space for a given color mode" into qt-r1-dev (b5f152e3) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+16 −0

Original line number	Diff line number	Diff line
		@@ -1115,6 +1115,22 @@
		regularly selected color mode will be used if this value is negative. -->
		<integer name="config_accessibilityColorMode">-1</integer>

		<!-- The following two arrays specify which color space to use for display composition when a
		certain color mode is active.
		Composition color spaces are defined in android.view.Display.COLOR_MODE_xxx, and color
		modes are defined in ColorDisplayManager.COLOR_MODE_xxx and
		ColorDisplayManager.VENDOR_COLOR_MODE_xxx.
		The color space COLOR_MODE_DEFAULT (0) lets the system select the most appropriate
		composition color space for currently displayed content. Other values (e.g.,
		COLOR_MODE_SRGB) override system selection; these other color spaces must be supported by
		the device for for display composition.
		If a color mode does not have a corresponding color space specified in this array, the
		currently set composition color space will not be modified.-->
		<integer-array name="config_displayCompositionColorModes">
		</integer-array>
		<integer-array name="config_displayCompositionColorSpaces">
		</integer-array>

		<!-- Indicate whether to allow the device to suspend when the screen is off
		due to the proximity sensor. This resource should only be set to true
		if the sensor HAL correctly handles the proximity sensor as a wake-up source.

core/res/res/values/symbols.xml

+2 −0

Original line number	Diff line number	Diff line
		@@ -3192,6 +3192,8 @@
		<java-symbol type="array" name="config_nightDisplayColorTemperatureCoefficientsNative" />
		<java-symbol type="array" name="config_availableColorModes" />
		<java-symbol type="integer" name="config_accessibilityColorMode" />
		<java-symbol type="array" name="config_displayCompositionColorModes" />
		<java-symbol type="array" name="config_displayCompositionColorSpaces" />
		<java-symbol type="bool" name="config_displayWhiteBalanceAvailable" />
		<java-symbol type="bool" name="config_displayWhiteBalanceEnabledDefault" />
		<java-symbol type="integer" name="config_displayWhiteBalanceColorTemperatureMin" />

services/core/java/com/android/server/display/color/ColorDisplayService.java

+43 −1

Original line number	Diff line number	Diff line
		@@ -63,6 +63,8 @@ import android.provider.Settings.Secure;
		import android.provider.Settings.System;
		import android.util.MathUtils;
		import android.util.Slog;
		import android.util.SparseIntArray;
		import android.view.Display;
		import android.view.SurfaceControl;
		import android.view.accessibility.AccessibilityManager;
		import android.view.animation.AnimationUtils;
		@@ -171,6 +173,11 @@ public final class ColorDisplayService extends SystemService {

		private NightDisplayAutoMode mNightDisplayAutoMode;

		/**
		* Map of color modes -> display composition colorspace
		*/
		private SparseIntArray mColorModeCompositionColorSpaces = null;

		public ColorDisplayService(Context context) {
		super(context);
		mHandler = new TintHandler(DisplayThread.get().getLooper());
		@@ -267,6 +274,30 @@ public final class ColorDisplayService extends SystemService {
		return Secure.getIntForUser(cr, Secure.USER_SETUP_COMPLETE, 0, userHandle) == 1;
		}

		private void setUpDisplayCompositionColorSpaces(Resources res) {
		mColorModeCompositionColorSpaces = null;

		final int[] colorModes = res.getIntArray(R.array.config_displayCompositionColorModes);
		if (colorModes == null) {
		return;
		}

		final int[] compSpaces = res.getIntArray(R.array.config_displayCompositionColorSpaces);
		if (compSpaces == null) {
		return;
		}

		if (colorModes.length != compSpaces.length) {
		Slog.e(TAG, "Number of composition color spaces doesn't match specified color modes");
		return;
		}

		mColorModeCompositionColorSpaces = new SparseIntArray(colorModes.length);
		for (int i = 0; i < colorModes.length; i++) {
		mColorModeCompositionColorSpaces.put(colorModes[i], compSpaces[i]);
		}
		}

		private void setUp() {
		Slog.d(TAG, "setUp: currentUser=" + mCurrentUser);

		@@ -359,6 +390,8 @@ public final class ColorDisplayService extends SystemService {
		onAccessibilityInversionChanged();
		onAccessibilityDaltonizerChanged();

		setUpDisplayCompositionColorSpaces(getContext().getResources());

		// Set the color mode, if valid, and immediately apply the updated tint matrix based on the
		// existing activated state. This ensures consistency of tint across the color mode change.
		onDisplayColorModeChanged(getColorModeInternal());
		@@ -450,6 +483,14 @@ public final class ColorDisplayService extends SystemService {
		}
		}

		private int getCompositionColorSpace(int mode) {
		if (mColorModeCompositionColorSpaces == null) {
		return Display.COLOR_MODE_INVALID;
		}

		return mColorModeCompositionColorSpaces.get(mode, Display.COLOR_MODE_INVALID);
		}

		private void onDisplayColorModeChanged(int mode) {
		if (mode == NOT_SET) {
		return;
		@@ -470,7 +511,8 @@ public final class ColorDisplayService extends SystemService {
		// DisplayTransformManager.needsLinearColorMatrix(), therefore it is dependent
		// on the state of DisplayTransformManager.
		final DisplayTransformManager dtm = getLocalService(DisplayTransformManager.class);
		dtm.setColorMode(mode, mNightDisplayTintController.getMatrix());
		dtm.setColorMode(mode, mNightDisplayTintController.getMatrix(),
		getCompositionColorSpace(mode));

		if (mDisplayWhiteBalanceTintController.isAvailable(getContext())) {
		updateDisplayWhiteBalanceStatus();

services/core/java/com/android/server/display/color/DisplayTransformManager.java

+19 −7

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.os.ServiceManager;
		import android.os.SystemProperties;
		import android.util.Slog;
		import android.util.SparseArray;
		import android.view.Display;

		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.annotations.VisibleForTesting;
		@@ -77,6 +78,8 @@ public class DisplayTransformManager {
		@VisibleForTesting
		static final String PERSISTENT_PROPERTY_SATURATION = "persist.sys.sf.color_saturation";
		@VisibleForTesting
		static final String PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE = "persist.sys.sf.color_mode";
		@VisibleForTesting
		static final String PERSISTENT_PROPERTY_DISPLAY_COLOR = "persist.sys.sf.native_mode";

		private static final float COLOR_SATURATION_NATURAL = 1.0f;
		@@ -251,23 +254,24 @@ public class DisplayTransformManager {
		/**
		* Sets color mode and updates night display transform values.
		*/
		public boolean setColorMode(int colorMode, float[] nightDisplayMatrix) {
		public boolean setColorMode(int colorMode, float[] nightDisplayMatrix,
		int compositionColorMode) {
		if (colorMode == ColorDisplayManager.COLOR_MODE_NATURAL) {
		applySaturation(COLOR_SATURATION_NATURAL);
		setDisplayColor(DISPLAY_COLOR_MANAGED);
		setDisplayColor(DISPLAY_COLOR_MANAGED, compositionColorMode);
		} else if (colorMode == ColorDisplayManager.COLOR_MODE_BOOSTED) {
		applySaturation(COLOR_SATURATION_BOOSTED);
		setDisplayColor(DISPLAY_COLOR_MANAGED);
		setDisplayColor(DISPLAY_COLOR_MANAGED, compositionColorMode);
		} else if (colorMode == ColorDisplayManager.COLOR_MODE_SATURATED) {
		applySaturation(COLOR_SATURATION_NATURAL);
		setDisplayColor(DISPLAY_COLOR_UNMANAGED);
		setDisplayColor(DISPLAY_COLOR_UNMANAGED, compositionColorMode);
		} else if (colorMode == ColorDisplayManager.COLOR_MODE_AUTOMATIC) {
		applySaturation(COLOR_SATURATION_NATURAL);
		setDisplayColor(DISPLAY_COLOR_ENHANCED);
		setDisplayColor(DISPLAY_COLOR_ENHANCED, compositionColorMode);
		} else if (colorMode >= ColorDisplayManager.VENDOR_COLOR_MODE_RANGE_MIN
		&& colorMode <= ColorDisplayManager.VENDOR_COLOR_MODE_RANGE_MAX) {
		applySaturation(COLOR_SATURATION_NATURAL);
		setDisplayColor(colorMode);
		setDisplayColor(colorMode, compositionColorMode);
		}

		setColorMatrix(LEVEL_COLOR_MATRIX_NIGHT_DISPLAY, nightDisplayMatrix);
		@@ -323,13 +327,21 @@ public class DisplayTransformManager {
		/**
		* Toggles native mode on/off in SurfaceFlinger.
		*/
		private void setDisplayColor(int color) {
		private void setDisplayColor(int color, int compositionColorMode) {
		SystemProperties.set(PERSISTENT_PROPERTY_DISPLAY_COLOR, Integer.toString(color));
		if (compositionColorMode != Display.COLOR_MODE_INVALID) {
		SystemProperties.set(PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE,
		Integer.toString(compositionColorMode));
		}

		final IBinder flinger = ServiceManager.getService(SURFACE_FLINGER);
		if (flinger != null) {
		final Parcel data = Parcel.obtain();
		data.writeInterfaceToken("android.ui.ISurfaceComposer");
		data.writeInt(color);
		if (compositionColorMode != Display.COLOR_MODE_INVALID) {
		data.writeInt(compositionColorMode);
		}
		try {
		flinger.transact(SURFACE_FLINGER_TRANSACTION_DISPLAY_COLOR, data, null, 0);
		} catch (RemoteException ex) {

services/tests/mockingservicestests/src/com/android/server/display/color/DisplayTransformManagerTest.java

+36 −6

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package com.android.server.display.color;
		import static com.android.dx.mockito.inline.extended.ExtendedMockito.anyString;
		import static com.android.dx.mockito.inline.extended.ExtendedMockito.doAnswer;
		import static com.android.server.display.color.DisplayTransformManager.LEVEL_COLOR_MATRIX_NIGHT_DISPLAY;
		import static com.android.server.display.color.DisplayTransformManager.PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE;
		import static com.android.server.display.color.DisplayTransformManager.PERSISTENT_PROPERTY_DISPLAY_COLOR;
		import static com.android.server.display.color.DisplayTransformManager.PERSISTENT_PROPERTY_SATURATION;

		@@ -28,6 +29,7 @@ import static org.mockito.ArgumentMatchers.any;

		import android.hardware.display.ColorDisplayManager;
		import android.os.SystemProperties;
		import android.view.Display;

		import androidx.test.runner.AndroidJUnit4;

		@@ -79,7 +81,7 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_natural() {
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_NATURAL, mNightDisplayMatrix);
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_NATURAL, mNightDisplayMatrix, -1);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo("0" /* managed */);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_SATURATION))
		@@ -88,7 +90,7 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_boosted() {
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_BOOSTED, mNightDisplayMatrix);
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_BOOSTED, mNightDisplayMatrix, -1);

		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo("0" /* managed */);
		@@ -98,7 +100,7 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_saturated() {
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_SATURATED, mNightDisplayMatrix);
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_SATURATED, mNightDisplayMatrix, -1);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo("1" /* unmanaged */);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_SATURATION))
		@@ -107,7 +109,7 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_automatic() {
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_AUTOMATIC, mNightDisplayMatrix);
		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_AUTOMATIC, mNightDisplayMatrix, -1);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo("2" /* enhanced */);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_SATURATION))
		@@ -116,7 +118,7 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_vendor() {
		mDtm.setColorMode(0x100, mNightDisplayMatrix);
		mDtm.setColorMode(0x100, mNightDisplayMatrix, -1);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo(Integer.toString(0x100) /* pass-through */);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_SATURATION))
		@@ -125,10 +127,38 @@ public class DisplayTransformManagerTest {

		@Test
		public void setColorMode_outOfBounds() {
		mDtm.setColorMode(0x50, mNightDisplayMatrix);
		mDtm.setColorMode(0x50, mNightDisplayMatrix, -1);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_DISPLAY_COLOR))
		.isEqualTo(null);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_SATURATION))
		.isEqualTo(null);
		}

		@Test
		public void setColorMode_withoutColorSpace() {
		String magicPropertyValue = "magic";

		// Start with a known state, which we expect to remain unmodified
		SystemProperties.set(PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE, magicPropertyValue);

		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_NATURAL, mNightDisplayMatrix,
		Display.COLOR_MODE_INVALID);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE))
		.isEqualTo(magicPropertyValue);
		}

		@Test
		public void setColorMode_withColorSpace() {
		String magicPropertyValue = "magic";
		int testPropertyValue = Display.COLOR_MODE_SRGB;

		// Start with a known state, which we expect to get modified
		SystemProperties.set(PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE, magicPropertyValue);

		mDtm.setColorMode(ColorDisplayManager.COLOR_MODE_NATURAL, mNightDisplayMatrix,
		testPropertyValue);
		assertThat(mSystemProperties.get(PERSISTENT_PROPERTY_COMPOSITION_COLOR_MODE))
		.isEqualTo(Integer.toString(testPropertyValue));
		}

		}