Merge "Work around incorrect Skia gamma" into pi-dev

2 files changed, 13 insertions, 0 deletions

diff --git a/core/jni/android/graphics/Bitmap.cpp b/core/jni/android/graphics/Bitmap.cpp
index ce4e384f253a..5a74a2473b32 100755
--- a/core/jni/android/graphics/Bitmap.cpp
+++ b/core/jni/android/graphics/Bitmap.cpp
@@ -1269,6 +1269,15 @@ static jboolean Bitmap_isSRGB(JNIEnv* env, jobject, jlong bitmapHandle) {
     return GraphicsJNI::isColorSpaceSRGB(colorSpace);
 }
 
+static jboolean Bitmap_isSRGBLinear(JNIEnv* env, jobject, jlong bitmapHandle) {
+    LocalScopedBitmap bitmapHolder(bitmapHandle);
+    if (!bitmapHolder.valid()) return JNI_FALSE;
+
+    SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
+    sk_sp<SkColorSpace> srgbLinear = SkColorSpace::MakeSRGBLinear();
+    return colorSpace == srgbLinear.get() ? JNI_TRUE : JNI_FALSE;
+}
+
 static jboolean Bitmap_getColorSpace(JNIEnv* env, jobject, jlong bitmapHandle,
         jfloatArray xyzArray, jfloatArray paramsArray) {
 
@@ -1614,6 +1623,7 @@ static const JNINativeMethod gBitmapMethods[] = {
         (void*) Bitmap_createGraphicBufferHandle },
     {   "nativeGetColorSpace",      "(J[F[F)Z", (void*)Bitmap_getColorSpace },
     {   "nativeIsSRGB",             "(J)Z", (void*)Bitmap_isSRGB },
+    {   "nativeIsSRGBLinear",       "(J)Z", (void*)Bitmap_isSRGBLinear},
     {   "nativeCopyColorSpace",     "(JJ)V",
         (void*)Bitmap_copyColorSpace },
 };
diff --git a/graphics/java/android/graphics/Bitmap.java b/graphics/java/android/graphics/Bitmap.java
index 52d29e32e464..e8ede94f62bb 100644
--- a/graphics/java/android/graphics/Bitmap.java
+++ b/graphics/java/android/graphics/Bitmap.java
@@ -1669,6 +1669,8 @@ public final class Bitmap implements Parcelable {
         if (mColorSpace == null) {
             if (nativeIsSRGB(mNativePtr)) {
                 mColorSpace = ColorSpace.get(ColorSpace.Named.SRGB);
+            } else if (getConfig() == Config.HARDWARE && nativeIsSRGBLinear(mNativePtr)) {
+                mColorSpace = ColorSpace.get(ColorSpace.Named.LINEAR_EXTENDED_SRGB);
             } else {
                 float[] xyz = new float[9];
                 float[] params = new float[7];
@@ -2092,5 +2094,6 @@ public final class Bitmap implements Parcelable {
     private static native GraphicBuffer nativeCreateGraphicBufferHandle(long nativeBitmap);
     private static native boolean nativeGetColorSpace(long nativePtr, float[] xyz, float[] params);
     private static native boolean nativeIsSRGB(long nativePtr);
+    private static native boolean nativeIsSRGBLinear(long nativePtr);
     private static native void nativeCopyColorSpace(long srcBitmap, long dstBitmap);
 }