Merge "[SurfaceFlinger] Make sure data space is set correctly" into pi-dev
diff --git a/cmds/installd/otapreopt_chroot.cpp b/cmds/installd/otapreopt_chroot.cpp
index c402c3c..3ae56db 100644
--- a/cmds/installd/otapreopt_chroot.cpp
+++ b/cmds/installd/otapreopt_chroot.cpp
@@ -114,14 +114,29 @@
LOG(ERROR) << "Target slot suffix not legal: " << arg[2];
exit(207);
}
- std::string vendor_partition = StringPrintf("/dev/block/bootdevice/by-name/vendor%s",
- arg[2]);
- int vendor_result = mount(vendor_partition.c_str(),
- "/postinstall/vendor",
- "ext4",
- MS_RDONLY,
- /* data */ nullptr);
- UNUSED(vendor_result);
+ {
+ std::string vendor_partition = StringPrintf("/dev/block/bootdevice/by-name/vendor%s",
+ arg[2]);
+ int vendor_result = mount(vendor_partition.c_str(),
+ "/postinstall/vendor",
+ "ext4",
+ MS_RDONLY,
+ /* data */ nullptr);
+ UNUSED(vendor_result);
+ }
+
+ // Try to mount the product partition. update_engine doesn't do this for us, but we
+ // want it for product APKs. Same notes as vendor above.
+ {
+ std::string product_partition = StringPrintf("/dev/block/bootdevice/by-name/product%s",
+ arg[2]);
+ int product_result = mount(product_partition.c_str(),
+ "/postinstall/product",
+ "ext4",
+ MS_RDONLY,
+ /* data */ nullptr);
+ UNUSED(product_result);
+ }
// Chdir into /postinstall.
if (chdir("/postinstall") != 0) {
diff --git a/libs/binder/IPermissionController.cpp b/libs/binder/IPermissionController.cpp
index ef67ab8..89ebc6c 100644
--- a/libs/binder/IPermissionController.cpp
+++ b/libs/binder/IPermissionController.cpp
@@ -49,6 +49,19 @@
return reply.readInt32() != 0;
}
+ virtual int32_t noteOp(const String16& op, int32_t uid, const String16& packageName)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IPermissionController::getInterfaceDescriptor());
+ data.writeString16(op);
+ data.writeInt32(uid);
+ data.writeString16(packageName);
+ remote()->transact(NOTE_OP_TRANSACTION, data, &reply);
+ // fail on exception
+ if (reply.readExceptionCode() != 0) return 2; // MODE_ERRORED
+ return reply.readInt32();
+ }
+
virtual void getPackagesForUid(const uid_t uid, Vector<String16>& packages)
{
Parcel data, reply;
@@ -111,6 +124,17 @@
return NO_ERROR;
} break;
+ case NOTE_OP_TRANSACTION: {
+ CHECK_INTERFACE(IPermissionController, data, reply);
+ String16 op = data.readString16();
+ int32_t uid = data.readInt32();
+ String16 packageName = data.readString16();
+ int32_t res = noteOp(op, uid, packageName);
+ reply->writeNoException();
+ reply->writeInt32(res);
+ return NO_ERROR;
+ } break;
+
case GET_PACKAGES_FOR_UID_TRANSACTION: {
CHECK_INTERFACE(IPermissionController, data, reply);
int32_t uid = data.readInt32();
diff --git a/libs/binder/PermissionController.cpp b/libs/binder/PermissionController.cpp
index 25748ca..96df33c 100644
--- a/libs/binder/PermissionController.cpp
+++ b/libs/binder/PermissionController.cpp
@@ -59,6 +59,12 @@
return service != NULL ? service->checkPermission(permission, pid, uid) : false;
}
+int32_t PermissionController::noteOp(const String16& op, int32_t uid, const String16& packageName)
+{
+ sp<IPermissionController> service = getService();
+ return service != NULL ? service->noteOp(op, uid, packageName) : MODE_ERRORED;
+}
+
void PermissionController::getPackagesForUid(const uid_t uid, Vector<String16> &packages)
{
sp<IPermissionController> service = getService();
diff --git a/libs/binder/include/binder/IPermissionController.h b/libs/binder/include/binder/IPermissionController.h
index 2f63677..b83d226 100644
--- a/libs/binder/include/binder/IPermissionController.h
+++ b/libs/binder/include/binder/IPermissionController.h
@@ -32,6 +32,8 @@
virtual bool checkPermission(const String16& permission, int32_t pid, int32_t uid) = 0;
+ virtual int32_t noteOp(const String16& op, int32_t uid, const String16& packageName) = 0;
+
virtual void getPackagesForUid(const uid_t uid, Vector<String16> &packages) = 0;
virtual bool isRuntimePermission(const String16& permission) = 0;
@@ -40,9 +42,10 @@
enum {
CHECK_PERMISSION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
- GET_PACKAGES_FOR_UID_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 1,
- IS_RUNTIME_PERMISSION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 2,
- GET_PACKAGE_UID_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 3
+ NOTE_OP_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 1,
+ GET_PACKAGES_FOR_UID_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 2,
+ IS_RUNTIME_PERMISSION_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 3,
+ GET_PACKAGE_UID_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 4
};
};
diff --git a/libs/binder/include/binder/PermissionController.h b/libs/binder/include/binder/PermissionController.h
index c4c98d0..cc5b6fe 100644
--- a/libs/binder/include/binder/PermissionController.h
+++ b/libs/binder/include/binder/PermissionController.h
@@ -35,9 +35,17 @@
MATCH_INSTANT = 1<<23
};
+ enum {
+ MODE_ALLOWED = 0,
+ MODE_IGNORED = 1,
+ MODE_ERRORED = 2,
+ MODE_DEFAULT = 3,
+ };
+
PermissionController();
bool checkPermission(const String16& permission, int32_t pid, int32_t uid);
+ int32_t noteOp(const String16& op, int32_t uid, const String16& packageName);
void getPackagesForUid(const uid_t uid, Vector<String16>& packages);
bool isRuntimePermission(const String16& permission);
int getPackageUid(const String16& package, int flags);
diff --git a/libs/ui/HdrCapabilities.cpp b/libs/ui/HdrCapabilities.cpp
index 755e60c..50f9bf1 100644
--- a/libs/ui/HdrCapabilities.cpp
+++ b/libs/ui/HdrCapabilities.cpp
@@ -33,7 +33,7 @@
sizeof(mMaxAverageLuminance) +
sizeof(mMinLuminance) +
sizeof(int32_t) +
- mSupportedHdrTypes.size() * sizeof(int32_t);
+ mSupportedHdrTypes.size() * sizeof(ui::Hdr);
}
status_t HdrCapabilities::flatten(void* buffer, size_t size) const {
@@ -48,7 +48,7 @@
reinterpret_cast<float&>(buf[2]) = mMinLuminance;
buf[3] = static_cast<int32_t>(mSupportedHdrTypes.size());
for (size_t i = 0, c = mSupportedHdrTypes.size(); i < c; ++i) {
- buf[4 + i] = mSupportedHdrTypes[i];
+ buf[4 + i] = static_cast<int32_t>(mSupportedHdrTypes[i]);
}
return NO_ERROR;
}
@@ -78,7 +78,7 @@
if (itemCount) {
mSupportedHdrTypes.resize(itemCount);
for (size_t i = 0; i < itemCount; ++i) {
- mSupportedHdrTypes[i] = buf[4 + i];
+ mSupportedHdrTypes[i] = static_cast<ui::Hdr>(buf[4 + i]);
}
}
return NO_ERROR;
diff --git a/libs/ui/include/ui/GraphicTypes.h b/libs/ui/include/ui/GraphicTypes.h
index bd5722f..0fa819d 100644
--- a/libs/ui/include/ui/GraphicTypes.h
+++ b/libs/ui/include/ui/GraphicTypes.h
@@ -24,6 +24,7 @@
namespace android {
namespace ui {
+using android::hardware::graphics::common::V1_0::Hdr;
using android::hardware::graphics::common::V1_1::ColorMode;
using android::hardware::graphics::common::V1_1::Dataspace;
using android::hardware::graphics::common::V1_1::PixelFormat;
diff --git a/libs/ui/include/ui/HdrCapabilities.h b/libs/ui/include/ui/HdrCapabilities.h
index 925aa1b..4e98c28 100644
--- a/libs/ui/include/ui/HdrCapabilities.h
+++ b/libs/ui/include/ui/HdrCapabilities.h
@@ -21,6 +21,7 @@
#include <vector>
+#include <ui/GraphicTypes.h>
#include <utils/Flattenable.h>
namespace android {
@@ -28,7 +29,7 @@
class HdrCapabilities : public LightFlattenable<HdrCapabilities>
{
public:
- HdrCapabilities(const std::vector<int32_t /*android_hdr_t*/>& types,
+ HdrCapabilities(const std::vector<ui::Hdr>& types,
float maxLuminance, float maxAverageLuminance, float minLuminance)
: mSupportedHdrTypes(types),
mMaxLuminance(maxLuminance),
@@ -47,7 +48,7 @@
~HdrCapabilities();
- const std::vector<int32_t /*android_hdr_t*/>& getSupportedHdrTypes() const {
+ const std::vector<ui::Hdr>& getSupportedHdrTypes() const {
return mSupportedHdrTypes;
}
float getDesiredMaxLuminance() const { return mMaxLuminance; }
@@ -61,7 +62,7 @@
status_t unflatten(void const* buffer, size_t size);
private:
- std::vector<int32_t /*android_hdr_t*/> mSupportedHdrTypes;
+ std::vector<ui::Hdr> mSupportedHdrTypes;
float mMaxLuminance;
float mMaxAverageLuminance;
float mMinLuminance;
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
index f3a9ad8..d6c254d 100644
--- a/opengl/libs/EGL/eglApi.cpp
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -489,6 +489,9 @@
bool haveColorSpaceSupport = dp->haveExtension("EGL_KHR_gl_colorspace");
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
+ case HAL_PIXEL_FORMAT_RGBX_8888:
+ // RGB_888 is never returned by getNativePixelFormat, but is included here for completeness.
+ case HAL_PIXEL_FORMAT_RGB_888:
if (haveColorSpaceSupport) {
// Spec says:
// [fn1] Only OpenGL and OpenGL ES contexts which support sRGB
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index d90ab1d..cd41662 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -55,6 +55,7 @@
using namespace android::hardware::configstore;
using namespace android::hardware::configstore::V1_0;
using android::ui::ColorMode;
+using android::ui::Hdr;
using android::ui::RenderIntent;
/*
@@ -77,7 +78,7 @@
int displayWidth,
int displayHeight,
bool hasWideColorGamut,
- bool hasHdr10,
+ const HdrCapabilities& hdrCapabilities,
int initialPowerMode)
: lastCompositionHadVisibleLayers(false),
mFlinger(flinger),
@@ -100,9 +101,26 @@
mActiveColorMode(ColorMode::NATIVE),
mColorTransform(HAL_COLOR_TRANSFORM_IDENTITY),
mHasWideColorGamut(hasWideColorGamut),
- mHasHdr10(hasHdr10)
+ mHasHdr10(false),
+ mHasHLG(false),
+ mHasDolbyVision(false)
{
// clang-format on
+ for (Hdr hdrType : hdrCapabilities.getSupportedHdrTypes()) {
+ switch (hdrType) {
+ case Hdr::HDR10:
+ mHasHdr10 = true;
+ break;
+ case Hdr::HLG:
+ mHasHLG = true;
+ break;
+ case Hdr::DOLBY_VISION:
+ mHasDolbyVision = true;
+ break;
+ default:
+ ALOGE("UNKNOWN HDR capability: %d", static_cast<int32_t>(hdrType));
+ }
+ }
// initialize the display orientation transform.
setProjection(DisplayState::eOrientationDefault, mViewport, mFrame);
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index b8a8906..cd0bed6 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -85,7 +85,7 @@
int displayWidth,
int displayHeight,
bool hasWideColorGamut,
- bool hasHdr10,
+ const HdrCapabilities& hdrCapabilities,
int initialPowerMode);
// clang-format on
@@ -136,7 +136,9 @@
status_t beginFrame(bool mustRecompose) const;
status_t prepareFrame(HWComposer& hwc);
bool hasWideColorGamut() const { return mHasWideColorGamut; }
- bool hasHdr10() const { return mHasHdr10; }
+ bool hasHDR10Support() const { return mHasHdr10; }
+ bool hasHLGSupport() const { return mHasHLG; }
+ bool hasDolbyVisionSupport() const { return mHasDolbyVision; }
void swapBuffers(HWComposer& hwc) const;
@@ -255,6 +257,8 @@
// Fed to RenderEngine during composition.
bool mHasWideColorGamut;
bool mHasHdr10;
+ bool mHasHLG;
+ bool mHasDolbyVision;
};
struct DisplayDeviceState {
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 5f94bb4..0667f8d 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -448,26 +448,21 @@
return Error::None;
}
-Error Display::getHdrCapabilities(
- std::unique_ptr<HdrCapabilities>* outCapabilities) const
+Error Display::getHdrCapabilities(HdrCapabilities* outCapabilities) const
{
float maxLuminance = -1.0f;
float maxAverageLuminance = -1.0f;
float minLuminance = -1.0f;
- std::vector<Hwc2::Hdr> intTypes;
- auto intError = mComposer.getHdrCapabilities(mId, &intTypes,
+ std::vector<Hwc2::Hdr> types;
+ auto intError = mComposer.getHdrCapabilities(mId, &types,
&maxLuminance, &maxAverageLuminance, &minLuminance);
auto error = static_cast<HWC2::Error>(intError);
- std::vector<int32_t> types;
- for (auto type : intTypes) {
- types.push_back(static_cast<int32_t>(type));
- }
if (error != Error::None) {
return error;
}
- *outCapabilities = std::make_unique<HdrCapabilities>(std::move(types),
+ *outCapabilities = HdrCapabilities(std::move(types),
maxLuminance, maxAverageLuminance, minLuminance);
return Error::None;
}
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index e5779d4..aa907ea 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -228,7 +228,7 @@
[[clang::warn_unused_result]] Error getType(DisplayType* outType) const;
[[clang::warn_unused_result]] Error supportsDoze(bool* outSupport) const;
[[clang::warn_unused_result]] Error getHdrCapabilities(
- std::unique_ptr<android::HdrCapabilities>* outCapabilities) const;
+ android::HdrCapabilities* outCapabilities) const;
[[clang::warn_unused_result]] Error getReleaseFences(
std::unordered_map<Layer*,
android::sp<android::Fence>>* outFences) const;
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 8db8aa6..0a3ac84 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -824,24 +824,22 @@
mDisplayData[displayId].releaseFences.clear();
}
-std::unique_ptr<HdrCapabilities> HWComposer::getHdrCapabilities(
- int32_t displayId) {
+status_t HWComposer::getHdrCapabilities(
+ int32_t displayId, HdrCapabilities* outCapabilities) {
if (!isValidDisplay(displayId)) {
ALOGE("getHdrCapabilities: Display %d is not valid", displayId);
- return nullptr;
+ return BAD_INDEX;
}
auto& hwcDisplay = mDisplayData[displayId].hwcDisplay;
- std::unique_ptr<HdrCapabilities> capabilities;
- auto error = hwcDisplay->getHdrCapabilities(&capabilities);
+ auto error = hwcDisplay->getHdrCapabilities(outCapabilities);
if (error != HWC2::Error::None) {
ALOGE("getOutputCapabilities: Failed to get capabilities on display %d:"
- " %s (%d)", displayId, to_string(error).c_str(),
- static_cast<int32_t>(error));
- return nullptr;
+ " %s (%d)", displayId, to_string(error).c_str(),
+ static_cast<int32_t>(error));
+ return UNKNOWN_ERROR;
}
-
- return capabilities;
+ return NO_ERROR;
}
std::vector<ui::RenderIntent> HWComposer::getRenderIntents(int32_t displayId,
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index e86d621..138e1f1 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -134,8 +134,8 @@
// it can call this to clear the shared pointers in the release fence map
void clearReleaseFences(int32_t displayId);
- // Returns the HDR capabilities of the given display
- std::unique_ptr<HdrCapabilities> getHdrCapabilities(int32_t displayId);
+ // Fetches the HDR capabilities of the given display
+ status_t getHdrCapabilities(int32_t displayId, HdrCapabilities* outCapabilities);
// Returns the available RenderIntent of the given display.
std::vector<ui::RenderIntent> getRenderIntents(int32_t displayId, ui::ColorMode colorMode) const;
diff --git a/services/surfaceflinger/RenderEngine/Description.cpp b/services/surfaceflinger/RenderEngine/Description.cpp
index 5e79e7a..323bdb2 100644
--- a/services/surfaceflinger/RenderEngine/Description.cpp
+++ b/services/surfaceflinger/RenderEngine/Description.cpp
@@ -73,8 +73,4 @@
mOutputTransferFunction = transferFunction;
}
-void Description::enableToneMapping(bool enable) {
- mToneMappingEnabled = enable;
-}
-
} /* namespace android */
diff --git a/services/surfaceflinger/RenderEngine/Description.h b/services/surfaceflinger/RenderEngine/Description.h
index 75c1981..5854ba4 100644
--- a/services/surfaceflinger/RenderEngine/Description.h
+++ b/services/surfaceflinger/RenderEngine/Description.h
@@ -51,12 +51,11 @@
LINEAR,
SRGB,
ST2084,
+ HLG, // Hybrid Log-Gamma for HDR.
};
void setInputTransferFunction(TransferFunction transferFunction);
void setOutputTransferFunction(TransferFunction transferFunction);
- void enableToneMapping(bool enable);
-
private:
friend class Program;
friend class ProgramCache;
@@ -84,9 +83,6 @@
// transfer functions for the input/output
TransferFunction mInputTransferFunction = TransferFunction::LINEAR;
TransferFunction mOutputTransferFunction = TransferFunction::LINEAR;
-
- // tone-map the color
- bool mToneMappingEnabled = false;
};
} /* namespace android */
diff --git a/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp b/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
index 1efe0ac..6e0fa32 100644
--- a/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
+++ b/services/surfaceflinger/RenderEngine/GLES20RenderEngine.cpp
@@ -316,7 +316,12 @@
wideColorState.setColorMatrix(mState.getColorMatrix() * mBt2020ToDisplayP3);
wideColorState.setInputTransferFunction(Description::TransferFunction::ST2084);
wideColorState.setOutputTransferFunction(Description::TransferFunction::SRGB);
- wideColorState.enableToneMapping(true);
+ break;
+ case Dataspace::BT2020_HLG:
+ case Dataspace::BT2020_ITU_HLG:
+ wideColorState.setColorMatrix(mState.getColorMatrix() * mBt2020ToDisplayP3);
+ wideColorState.setInputTransferFunction(Description::TransferFunction::HLG);
+ wideColorState.setOutputTransferFunction(Description::TransferFunction::SRGB);
break;
default:
// treat all other dataspaces as sRGB
diff --git a/services/surfaceflinger/RenderEngine/ProgramCache.cpp b/services/surfaceflinger/RenderEngine/ProgramCache.cpp
index 6a34981..d1887ee 100644
--- a/services/surfaceflinger/RenderEngine/ProgramCache.cpp
+++ b/services/surfaceflinger/RenderEngine/ProgramCache.cpp
@@ -143,6 +143,9 @@
case Description::TransferFunction::ST2084:
needs.set(Key::INPUT_TF_MASK, Key::INPUT_TF_ST2084);
break;
+ case Description::TransferFunction::HLG:
+ needs.set(Key::INPUT_TF_MASK, Key::INPUT_TF_HLG);
+ break;
}
switch (description.mOutputTransferFunction) {
@@ -156,10 +159,10 @@
case Description::TransferFunction::ST2084:
needs.set(Key::OUTPUT_TF_MASK, Key::OUTPUT_TF_ST2084);
break;
+ case Description::TransferFunction::HLG:
+ needs.set(Key::OUTPUT_TF_MASK, Key::OUTPUT_TF_HLG);
+ break;
}
-
- needs.set(Key::TONE_MAPPING_MASK,
- description.mToneMappingEnabled ? Key::TONE_MAPPING_ON : Key::TONE_MAPPING_OFF);
}
return needs;
@@ -220,6 +223,8 @@
if (needs.hasColorMatrix()) {
fs << "uniform mat4 colorMatrix;";
+ // Generate EOTF that converts signal values to relative display light,
+ // both normalized to [0, 1].
switch (needs.getInputTF()) {
case Key::INPUT_TF_LINEAR:
default:
@@ -259,8 +264,123 @@
}
)__SHADER__";
break;
+ case Key::INPUT_TF_HLG:
+ fs << R"__SHADER__(
+ highp float EOTF_channel(const highp float channel) {
+ const highp float a = 0.17883277;
+ const highp float b = 0.28466892;
+ const highp float c = 0.55991073;
+ return channel <= 0.5 ? channel * channel / 3.0 :
+ (exp((channel - c) / a) + b) / 12.0;
+ }
+
+ vec3 EOTF(const highp vec3 color) {
+ return vec3(EOTF_channel(color.r), EOTF_channel(color.g),
+ EOTF_channel(color.b));
+ }
+ )__SHADER__";
+ break;
}
+ fs << R"__SHADER__(
+ highp float CalculateY(const highp vec3 color) {
+ // BT2020 standard uses the unadjusted KR = 0.2627,
+ // KB = 0.0593 luminance interpretation for RGB conversion.
+ return color.r * 0.262700 + color.g * 0.677998 +
+ color.b * 0.059302;
+ }
+ )__SHADER__";
+
+ // Generate OOTF that modifies the relative display light.
+ switch(needs.getInputTF()) {
+ case Key::INPUT_TF_ST2084:
+ fs << R"__SHADER__(
+ highp vec3 OOTF(const highp vec3 color) {
+ const float maxLumi = 10000.0;
+ const float maxMasteringLumi = 1000.0;
+ const float maxContentLumi = 1000.0;
+ const float maxInLumi = min(maxMasteringLumi, maxContentLumi);
+ const float maxOutLumi = 500.0;
+
+ // Calculate Y value in XYZ color space.
+ float colorY = CalculateY(color);
+
+ // convert to nits first
+ float nits = colorY * maxLumi;
+
+ // clamp to max input luminance
+ nits = clamp(nits, 0.0, maxInLumi);
+
+ // scale [0.0, maxInLumi] to [0.0, maxOutLumi]
+ if (maxInLumi <= maxOutLumi) {
+ nits *= maxOutLumi / maxInLumi;
+ } else {
+ // three control points
+ const float x0 = 10.0;
+ const float y0 = 17.0;
+ const float x1 = maxOutLumi * 0.75;
+ const float y1 = x1;
+ const float x2 = x1 + (maxInLumi - x1) / 2.0;
+ const float y2 = y1 + (maxOutLumi - y1) * 0.75;
+
+ // horizontal distances between the last three control points
+ const float h12 = x2 - x1;
+ const float h23 = maxInLumi - x2;
+ // tangents at the last three control points
+ const float m1 = (y2 - y1) / h12;
+ const float m3 = (maxOutLumi - y2) / h23;
+ const float m2 = (m1 + m3) / 2.0;
+
+ if (nits < x0) {
+ // scale [0.0, x0] to [0.0, y0] linearly
+ const float slope = y0 / x0;
+ nits *= slope;
+ } else if (nits < x1) {
+ // scale [x0, x1] to [y0, y1] linearly
+ const float slope = (y1 - y0) / (x1 - x0);
+ nits = y0 + (nits - x0) * slope;
+ } else if (nits < x2) {
+ // scale [x1, x2] to [y1, y2] using Hermite interp
+ float t = (nits - x1) / h12;
+ nits = (y1 * (1.0 + 2.0 * t) + h12 * m1 * t) * (1.0 - t) * (1.0 - t) +
+ (y2 * (3.0 - 2.0 * t) + h12 * m2 * (t - 1.0)) * t * t;
+ } else {
+ // scale [x2, maxInLumi] to [y2, maxOutLumi] using Hermite interp
+ float t = (nits - x2) / h23;
+ nits = (y2 * (1.0 + 2.0 * t) + h23 * m2 * t) * (1.0 - t) * (1.0 - t) +
+ (maxOutLumi * (3.0 - 2.0 * t) + h23 * m3 * (t - 1.0)) * t * t;
+ }
+ }
+
+ // convert back to [0.0, 1.0]
+ float targetY = nits / maxOutLumi;
+ return color * (targetY / max(1e-6, colorY));
+ }
+ )__SHADER__";
+ break;
+ case Key::INPUT_TF_HLG:
+ fs << R"__SHADER__(
+ highp vec3 OOTF(const highp vec3 color) {
+ const float maxOutLumi = 500.0;
+ const float gamma = 1.2 + 0.42 * log(maxOutLumi / 1000.0) / log(10.0);
+ // The formula is:
+ // alpha * pow(Y, gamma - 1.0) * color + beta;
+ // where alpha is 1.0, beta is 0.0 as recommended in
+ // Rec. ITU-R BT.2100-1 TABLE 5.
+ return pow(CalculateY(color), gamma - 1.0) * color;
+ }
+ )__SHADER__";
+ break;
+ default:
+ fs << R"__SHADER__(
+ highp vec3 OOTF(const highp vec3 color) {
+ return color;
+ }
+ )__SHADER__";
+ }
+
+ // Generate OETF that converts relative display light to signal values,
+ // both normalized to [0, 1]
switch (needs.getOutputTF()) {
case Key::OUTPUT_TF_LINEAR:
default:
@@ -301,84 +421,22 @@
}
)__SHADER__";
break;
- }
-
- if (needs.hasToneMapping()) {
- fs << R"__SHADER__(
- float CalculateY(const vec3 color) {
- // BT2020 standard uses the unadjusted KR = 0.2627,
- // KB = 0.0593 luminance interpretation for RGB conversion.
- return color.r * 0.262700 + color.g * 0.677998 +
- color.b * 0.059302;
- }
- vec3 ToneMap(const vec3 color) {
- const float maxLumi = 10000.0;
- const float maxMasteringLumi = 1000.0;
- const float maxContentLumi = 1000.0;
- const float maxInLumi = min(maxMasteringLumi, maxContentLumi);
- const float maxOutLumi = 500.0;
-
- // Calculate Y value in XYZ color space.
- float colorY = CalculateY(color);
-
- // convert to nits first
- float nits = colorY * maxLumi;
-
- // clamp to max input luminance
- nits = clamp(nits, 0.0, maxInLumi);
-
- // scale [0.0, maxInLumi] to [0.0, maxOutLumi]
- if (maxInLumi <= maxOutLumi) {
- nits *= maxOutLumi / maxInLumi;
- } else {
- // three control points
- const float x0 = 10.0;
- const float y0 = 17.0;
- const float x1 = maxOutLumi * 0.75;
- const float y1 = x1;
- const float x2 = x1 + (maxInLumi - x1) / 2.0;
- const float y2 = y1 + (maxOutLumi - y1) * 0.75;
-
- // horizontal distances between the last three control points
- const float h12 = x2 - x1;
- const float h23 = maxInLumi - x2;
- // tangents at the last three control points
- const float m1 = (y2 - y1) / h12;
- const float m3 = (maxOutLumi - y2) / h23;
- const float m2 = (m1 + m3) / 2.0;
-
- if (nits < x0) {
- // scale [0.0, x0] to [0.0, y0] linearly
- const float slope = y0 / x0;
- nits *= slope;
- } else if (nits < x1) {
- // scale [x0, x1] to [y0, y1] linearly
- const float slope = (y1 - y0) / (x1 - x0);
- nits = y0 + (nits - x0) * slope;
- } else if (nits < x2) {
- // scale [x1, x2] to [y1, y2] using Hermite interp
- float t = (nits - x1) / h12;
- nits = (y1 * (1.0 + 2.0 * t) + h12 * m1 * t) * (1.0 - t) * (1.0 - t) +
- (y2 * (3.0 - 2.0 * t) + h12 * m2 * (t - 1.0)) * t * t;
- } else {
- // scale [x2, maxInLumi] to [y2, maxOutLumi] using Hermite interp
- float t = (nits - x2) / h23;
- nits = (y2 * (1.0 + 2.0 * t) + h23 * m2 * t) * (1.0 - t) * (1.0 - t) +
- (maxOutLumi * (3.0 - 2.0 * t) + h23 * m3 * (t - 1.0)) * t * t;
- }
+ case Key::OUTPUT_TF_HLG:
+ fs << R"__SHADER__(
+ highp float OETF_channel(const highp float channel) {
+ const highp float a = 0.17883277;
+ const highp float b = 0.28466892;
+ const highp float c = 0.55991073;
+ return channel <= 1.0 / 12.0 ? sqrt(3.0 * channel) :
+ a * log(12.0 * channel - b) + c;
}
- // convert back to [0.0, 1.0]
- float targetY = nits / maxOutLumi;
- return color * (targetY / max(1e-6, colorY));
- }
- )__SHADER__";
- } else {
- fs << R"__SHADER__(
- vec3 ToneMap(const vec3 color) {
- return color;
- }
- )__SHADER__";
+ vec3 OETF(const highp vec3 color) {
+ return vec3(OETF_channel(color.r), OETF_channel(color.g),
+ OETF_channel(color.b));
+ }
+ )__SHADER__";
+ break;
}
}
@@ -411,7 +469,7 @@
// avoid divide by 0 by adding 0.5/256 to the alpha channel
fs << "gl_FragColor.rgb = gl_FragColor.rgb / (gl_FragColor.a + 0.0019);";
}
- fs << "vec4 transformed = colorMatrix * vec4(ToneMap(EOTF(gl_FragColor.rgb)), 1);";
+ fs << "vec4 transformed = colorMatrix * vec4(OOTF(EOTF(gl_FragColor.rgb)), 1);";
// the transformation from a wider colorspace to a narrower one can
// result in >1.0 or <0.0 pixel values
fs << "transformed.rgb = clamp(transformed.rgb, 0.0, 1.0);";
diff --git a/services/surfaceflinger/RenderEngine/ProgramCache.h b/services/surfaceflinger/RenderEngine/ProgramCache.h
index dcc8cc6..f67e132 100644
--- a/services/surfaceflinger/RenderEngine/ProgramCache.h
+++ b/services/surfaceflinger/RenderEngine/ProgramCache.h
@@ -81,19 +81,16 @@
INPUT_TF_LINEAR = 0 << INPUT_TF_SHIFT,
INPUT_TF_SRGB = 1 << INPUT_TF_SHIFT,
INPUT_TF_ST2084 = 2 << INPUT_TF_SHIFT,
+ INPUT_TF_HLG = 3 << INPUT_TF_SHIFT,
OUTPUT_TF_SHIFT = 8,
OUTPUT_TF_MASK = 3 << OUTPUT_TF_SHIFT,
OUTPUT_TF_LINEAR = 0 << OUTPUT_TF_SHIFT,
OUTPUT_TF_SRGB = 1 << OUTPUT_TF_SHIFT,
OUTPUT_TF_ST2084 = 2 << OUTPUT_TF_SHIFT,
+ OUTPUT_TF_HLG = 3 << OUTPUT_TF_SHIFT,
- TONE_MAPPING_SHIFT = 10,
- TONE_MAPPING_MASK = 1 << TONE_MAPPING_SHIFT,
- TONE_MAPPING_OFF = 0 << TONE_MAPPING_SHIFT,
- TONE_MAPPING_ON = 1 << TONE_MAPPING_SHIFT,
-
- Y410_BT2020_SHIFT = 11,
+ Y410_BT2020_SHIFT = 10,
Y410_BT2020_MASK = 1 << Y410_BT2020_SHIFT,
Y410_BT2020_OFF = 0 << Y410_BT2020_SHIFT,
Y410_BT2020_ON = 1 << Y410_BT2020_SHIFT,
@@ -115,7 +112,6 @@
inline bool hasColorMatrix() const { return (mKey & COLOR_MATRIX_MASK) == COLOR_MATRIX_ON; }
inline int getInputTF() const { return (mKey & INPUT_TF_MASK); }
inline int getOutputTF() const { return (mKey & OUTPUT_TF_MASK); }
- inline bool hasToneMapping() const { return (mKey & TONE_MAPPING_MASK) == TONE_MAPPING_ON; }
inline bool isY410BT2020() const { return (mKey & Y410_BT2020_MASK) == Y410_BT2020_ON; }
// this is the definition of a friend function -- not a method of class Needs
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 57f729b..58e4fbe 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -106,6 +106,7 @@
using namespace android::hardware::configstore::V1_0;
using ui::ColorMode;
using ui::Dataspace;
+using ui::Hdr;
using ui::RenderIntent;
namespace {
@@ -1118,21 +1119,23 @@
return BAD_VALUE;
}
- std::unique_ptr<HdrCapabilities> capabilities =
- getBE().mHwc->getHdrCapabilities(displayDevice->getHwcDisplayId());
- if (capabilities) {
- if (displayDevice->hasWideColorGamut() && !displayDevice->hasHdr10()) {
+ HdrCapabilities capabilities;
+ int status = getBE().mHwc->getHdrCapabilities(
+ displayDevice->getHwcDisplayId(), &capabilities);
+ if (status == NO_ERROR) {
+ if (displayDevice->hasWideColorGamut() &&
+ !displayDevice->hasHDR10Support()) {
// insert HDR10 as we will force client composition for HDR10
// layers
- std::vector<int32_t> types = capabilities->getSupportedHdrTypes();
- types.push_back(HAL_HDR_HDR10);
+ std::vector<Hdr> types = capabilities.getSupportedHdrTypes();
+ types.push_back(Hdr::HDR10);
*outCapabilities = HdrCapabilities(types,
- capabilities->getDesiredMaxLuminance(),
- capabilities->getDesiredMaxAverageLuminance(),
- capabilities->getDesiredMinLuminance());
+ capabilities.getDesiredMaxLuminance(),
+ capabilities.getDesiredMaxAverageLuminance(),
+ capabilities.getDesiredMinLuminance());
} else {
- *outCapabilities = std::move(*capabilities);
+ *outCapabilities = std::move(capabilities);
}
} else {
return BAD_VALUE;
@@ -1906,7 +1909,7 @@
// Historically, HDR dataspaces are ignored by SurfaceFlinger. But
// since SurfaceFlinger simulates HDR support now, it should honor
// them unless there is also native support.
- if (!displayDevice->hasHdr10()) {
+ if (!displayDevice->hasHDR10Support()) {
return Dataspace::V0_SCRGB_LINEAR;
}
break;
@@ -2024,7 +2027,7 @@
for (auto& layer : displayDevice->getVisibleLayersSortedByZ()) {
if ((layer->getDataSpace() == Dataspace::BT2020_PQ ||
layer->getDataSpace() == Dataspace::BT2020_ITU_PQ) &&
- !displayDevice->hasHdr10()) {
+ !displayDevice->hasHDR10Support()) {
layer->forceClientComposition(hwcId);
}
@@ -2277,13 +2280,8 @@
}
}
- bool hasHdr10 = false;
- std::unique_ptr<HdrCapabilities> hdrCapabilities = getHwComposer().getHdrCapabilities(hwcId);
- if (hdrCapabilities) {
- const std::vector<int32_t> types = hdrCapabilities->getSupportedHdrTypes();
- auto iter = std::find(types.cbegin(), types.cend(), HAL_HDR_HDR10);
- hasHdr10 = iter != types.cend();
- }
+ HdrCapabilities hdrCapabilities;
+ getHwComposer().getHdrCapabilities(hwcId, &hdrCapabilities);
auto nativeWindowSurface = mCreateNativeWindowSurface(producer);
auto nativeWindow = nativeWindowSurface->getNativeWindow();
@@ -2316,7 +2314,7 @@
sp<DisplayDevice> hw =
new DisplayDevice(this, state.type, hwcId, state.isSecure, display, nativeWindow,
dispSurface, std::move(renderSurface), displayWidth, displayHeight,
- hasWideColorGamut, hasHdr10, initialPowerMode);
+ hasWideColorGamut, hdrCapabilities, initialPowerMode);
if (maxFrameBufferAcquiredBuffers >= 3) {
nativeWindowSurface->preallocateBuffers();
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 0705b5c..2551a9c 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -81,7 +81,7 @@
sp<DisplayDevice> build() {
return new DisplayDevice(mFlinger.mFlinger.get(), mType, mHwcId, false, mDisplayToken,
mNativeWindow, mDisplaySurface, std::move(mRenderSurface), 0,
- 0, false, false, HWC_POWER_MODE_NORMAL);
+ 0, false, {}, HWC_POWER_MODE_NORMAL);
}
FakeDisplayDeviceFactory& setNativeWindow(const sp<ANativeWindow>& nativeWindow) {