From 7010f95cb2abb509a6a6e65b865ad5f4c2ac87c0 Mon Sep 17 00:00:00 2001
From: Kriti Dang <kritidang@google.com>
Date: Mon, 18 Jan 2021 17:54:36 +0100
Subject: [PATCH] Hdr format settings [Backend]

Adding new APIs in display manager to get the user disabled formats, to get the formats
supported by device and get formats reported by display.

Bug: 172905874
Test: N/A
Change-Id: I58a7714f03a3e165bbd22f2fa7a021ad90b41b39
Merged-In: I58a7714f03a3e165bbd22f2fa7a021ad90b41b39
(cherry picked from commit 25f1822005b8ebf9a6cf5c6fda0dae26f8212d50)
---
 core/api/test-current.txt                        |  2 ++
 .../android/hardware/display/DisplayManager.java | 11 +++++++++++
 .../hardware/display/DisplayManagerGlobal.java   | 12 ++++++++++++
 .../hardware/display/IDisplayManager.aidl        |  3 +++
 core/java/android/view/Display.java              | 16 ++++++++++++++++
 .../server/display/DisplayManagerService.java    |  5 +++++
 6 files changed, 49 insertions(+)

diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index a54bce7182375..21771df3c6a3c 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1142,6 +1142,7 @@ package android.hardware.display {
   public final class DisplayManager {
     method public boolean areUserDisabledHdrTypesAllowed();
     method @RequiresPermission(android.Manifest.permission.MODIFY_REFRESH_RATE_SWITCHING_TYPE) public int getRefreshRateSwitchingType();
+    method @NonNull public int[] getUserDisabledHdrTypes();
     method public boolean isMinimalPostProcessingRequested(int);
     method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public void setAreUserDisabledHdrTypesAllowed(boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_REFRESH_RATE_SWITCHING_TYPE) public void setRefreshRateSwitchingType(int);
@@ -2597,6 +2598,7 @@ package android.view {
   }
 
   public final class Display {
+    method @NonNull public int[] getReportedHdrTypes();
     method @NonNull public android.graphics.ColorSpace[] getSupportedWideColorGamut();
     method public int getType();
     method public boolean hasAccess(int);
diff --git a/core/java/android/hardware/display/DisplayManager.java b/core/java/android/hardware/display/DisplayManager.java
index 0dc612f0ea874..216e7b079f6b4 100644
--- a/core/java/android/hardware/display/DisplayManager.java
+++ b/core/java/android/hardware/display/DisplayManager.java
@@ -748,6 +748,17 @@ public final class DisplayManager {
         return mGlobal.areUserDisabledHdrTypesAllowed();
     }
 
+    /**
+     * Returns the HDR formats disabled by the user.
+     *
+     * @hide
+     */
+    @TestApi
+    public @NonNull int[] getUserDisabledHdrTypes() {
+        return mGlobal.getUserDisabledHdrTypes();
+    }
+
+
     /**
      * Creates a virtual display.
      *
diff --git a/core/java/android/hardware/display/DisplayManagerGlobal.java b/core/java/android/hardware/display/DisplayManagerGlobal.java
index da3a76fa043b8..cdc219a0c1154 100644
--- a/core/java/android/hardware/display/DisplayManagerGlobal.java
+++ b/core/java/android/hardware/display/DisplayManagerGlobal.java
@@ -551,6 +551,18 @@ public final class DisplayManagerGlobal {
         }
     }
 
+    /**
+     * Returns the HDR formats disabled by the user.
+     *
+     */
+    public int[] getUserDisabledHdrTypes() {
+        try {
+            return mDm.getUserDisabledHdrTypes();
+        } catch (RemoteException ex) {
+            throw ex.rethrowFromSystemServer();
+        }
+    }
+
     public void requestColorMode(int displayId, int colorMode) {
         try {
             mDm.requestColorMode(displayId, colorMode);
diff --git a/core/java/android/hardware/display/IDisplayManager.aidl b/core/java/android/hardware/display/IDisplayManager.aidl
index 519b86ef2bcb8..5ca4e0cc657c1 100644
--- a/core/java/android/hardware/display/IDisplayManager.aidl
+++ b/core/java/android/hardware/display/IDisplayManager.aidl
@@ -77,6 +77,9 @@ interface IDisplayManager {
     // No permissions required.
     boolean areUserDisabledHdrTypesAllowed();
 
+    // No permissions required.
+    int[] getUserDisabledHdrTypes();
+
     // Requires CONFIGURE_DISPLAY_COLOR_MODE
     void requestColorMode(int displayId, int colorMode);
 
diff --git a/core/java/android/view/Display.java b/core/java/android/view/Display.java
index 1e2271abee905..bf152cb6ed22f 100644
--- a/core/java/android/view/Display.java
+++ b/core/java/android/view/Display.java
@@ -1095,6 +1095,22 @@ public final class Display {
         }
     }
 
+    /**
+     * @hide
+     * Returns the display's HDR supported types.
+     *
+     * @see #isHdr()
+     * @see HdrCapabilities#getSupportedHdrTypes()
+     */
+    @TestApi
+    @NonNull
+    public int[] getReportedHdrTypes() {
+        synchronized (mLock) {
+            updateDisplayInfoLocked();
+            return mDisplayInfo.hdrCapabilities.getSupportedHdrTypes();
+        }
+    }
+
     /**
      * Returns whether this display supports any HDR type.
      *
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index 4b84ba09043d3..9d02576cefb70 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -2477,6 +2477,11 @@ public final class DisplayManagerService extends SystemService {
             }
         }
 
+        @Override // Binder call
+        public int[] getUserDisabledHdrTypes() {
+            return mUserDisabledHdrTypes;
+        }
+
         @Override // Binder call
         public void requestColorMode(int displayId, int colorMode) {
             mContext.enforceCallingOrSelfPermission(