[Lut vts] add readback test (fe45436c) · Commits · e / os / android_hardware_interfaces

graphics/composer/aidl/vts/ReadbackVts.cpp

+24 −0

Original line number	Diff line number	Diff line
		@@ -37,6 +37,12 @@ void TestLayer::write(ComposerClientWriter& writer) {
		writer.setLayerBlendMode(mDisplay, mLayer, mBlendMode);
		writer.setLayerBrightness(mDisplay, mLayer, mBrightness);
		writer.setLayerDataspace(mDisplay, mLayer, mDataspace);
		Luts luts{
		.pfd = ::ndk::ScopedFileDescriptor(dup(mLuts.pfd.get())),
		.offsets = mLuts.offsets,
		.lutProperties = mLuts.lutProperties,
		};
		writer.setLayerLuts(mDisplay, mLayer, luts);
		}

		std::string ReadbackHelper::getColorModeString(ColorMode mode) {
		@@ -103,6 +109,24 @@ LayerSettings TestLayer::toRenderEngineLayerSettings() {
		layerSettings.geometry.positionTransform = scale * translation;
		layerSettings.whitePointNits = mWhitePointNits;
		layerSettings.sourceDataspace = static_cast<::android::ui::Dataspace>(mDataspace);
		if (mLuts.pfd.get() >= 0 && mLuts.offsets) {
		std::vector<int32_t> dimensions;
		std::vector<int32_t> sizes;
		std::vector<int32_t> keys;
		dimensions.reserve(mLuts.lutProperties.size());
		sizes.reserve(mLuts.lutProperties.size());
		keys.reserve(mLuts.lutProperties.size());

		for (auto& l : mLuts.lutProperties) {
		dimensions.emplace_back(static_cast<int32_t>(l.dimension));
		sizes.emplace_back(static_cast<int32_t>(l.size));
		keys.emplace_back(static_cast<int32_t>(l.samplingKeys[0]));
		}

		layerSettings.luts = std::make_shared<::android::gui::DisplayLuts>(
		::android::base::unique_fd(dup(mLuts.pfd.get())), *mLuts.offsets, dimensions, sizes,
		keys);
		}

		return layerSettings;
		}

graphics/composer/aidl/vts/ReadbackVts.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		#pragma once

		#include <aidl/android/hardware/graphics/composer3/IComposerClient.h>
		#include <aidl/android/hardware/graphics/composer3/Luts.h>
		#include <android-base/unique_fd.h>
		#include <android/hardware/graphics/composer3/ComposerClientReader.h>
		#include <android/hardware/graphics/composer3/ComposerClientWriter.h>
		@@ -26,6 +27,8 @@
		#include "GraphicsComposerCallback.h"
		#include "VtsComposerClient.h"

		using aidl::android::hardware::graphics::composer3::Luts;

		namespace aidl::android::hardware::graphics::composer3::vts {

		using ::android::renderengine::LayerSettings;
		@@ -80,6 +83,7 @@ class TestLayer {
		void setTransform(Transform transform) { mTransform = transform; }
		void setAlpha(float alpha) { mAlpha = alpha; }
		void setBlendMode(BlendMode blendMode) { mBlendMode = blendMode; }
		void setLuts(Luts luts) { mLuts = std::move(luts); }

		BlendMode getBlendMode() const { return mBlendMode; }

		@@ -105,6 +109,7 @@ class TestLayer {
		BlendMode mBlendMode = BlendMode::NONE;
		uint32_t mZOrder = 0;
		Dataspace mDataspace = Dataspace::UNKNOWN;
		Luts mLuts;
		};

		class TestColorLayer : public TestLayer {

graphics/composer/aidl/vts/VtsHalGraphicsComposer3_ReadbackTest.cpp

+113 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@
		#include <aidl/Vintf.h>
		#include <aidl/android/hardware/graphics/common/BufferUsage.h>
		#include <aidl/android/hardware/graphics/composer3/IComposer.h>
		#include <cutils/ashmem.h>
		#include <gtest/gtest.h>
		#include <ui/DisplayId.h>
		#include <ui/DisplayIdentification.h>
		@@ -527,6 +528,118 @@ TEST_P(GraphicsCompositionTest, ClientComposition) {
		}
		}

		void generateLuts(Luts* luts, LutProperties::Dimension dimension, int32_t size,
		LutProperties::SamplingKey key) {
		size_t bufferSize = dimension == LutProperties::Dimension::ONE_D
		? static_cast<size_t>(size) * sizeof(float)
		: static_cast<size_t>(size * size * size) * sizeof(float);
		int32_t fd = ashmem_create_region("lut_shared_mem", bufferSize);
		void* ptr = mmap(nullptr, bufferSize, PROT_READ \| PROT_WRITE, MAP_SHARED, fd, 0);
		std::vector<float> buffers(static_cast<size_t>(size), 0.5f);
		memcpy(ptr, buffers.data(), bufferSize);
		munmap(ptr, bufferSize);
		luts->pfd = ndk::ScopedFileDescriptor(fd);
		luts->offsets = std::vector<int32_t>{0};
		luts->lutProperties = {LutProperties{dimension, size, {key}}};
		}

		TEST_P(GraphicsCompositionTest, Luts) {
		ASSERT_TRUE(
		mComposerClient->setClientTargetSlotCount(getPrimaryDisplayId(), kClientTargetSlotCount)
		.isOk());
		const auto& [status, properties] = mComposerClient->getOverlaySupport();
		if (!status.isOk() && status.getExceptionCode() == EX_SERVICE_SPECIFIC &&
		status.getServiceSpecificError() == IComposerClient::EX_UNSUPPORTED) {
		GTEST_SKIP() << "getOverlaySupport is not supported";
		return;
		}

		if (!properties.lutProperties) {
		GTEST_SKIP() << "lutProperties is not supported";
		return;
		}

		for (const auto& lutProperties : *properties.lutProperties) {
		if (!lutProperties) {
		continue;
		}
		auto& l = *lutProperties;

		for (const auto& key : l.samplingKeys) {
		for (ColorMode mode : mTestColorModes) {
		EXPECT_TRUE(mComposerClient
		->setColorMode(getPrimaryDisplayId(), mode,
		RenderIntent::COLORIMETRIC)
		.isOk());

		bool isSupported;
		ASSERT_NO_FATAL_FAILURE(isSupported = getHasReadbackBuffer());
		if (!isSupported) {
		GTEST_SUCCEED()
		<< "Readback not supported or unsupported pixelFormat/dataspace";
		return;
		}

		common::Rect coloredSquare({0, 0, getDisplayWidth(), getDisplayHeight()});

		// expected color for each pixel
		std::vector<Color> expectedColors(
		static_cast<size_t>(getDisplayWidth() * getDisplayHeight()));
		ReadbackHelper::fillColorsArea(expectedColors, getDisplayWidth(), coloredSquare,
		WHITE);

		auto layer = std::make_shared<TestBufferLayer>(
		mComposerClient, *mTestRenderEngine, getPrimaryDisplayId(),
		getDisplayWidth(), getDisplayHeight(), PixelFormat::RGBA_8888, *mWriter);
		layer->setDisplayFrame(coloredSquare);
		layer->setZOrder(10);
		layer->setDataspace(Dataspace::SRGB);

		Luts luts;
		generateLuts(&luts, l.dimension, l.size, key);
		layer->setLuts(std::move(luts));

		ASSERT_NO_FATAL_FAILURE(layer->setBuffer(expectedColors));

		std::vector<std::shared_ptr<TestLayer>> layers = {layer};

		ReadbackBuffer readbackBuffer(getPrimaryDisplayId(), mComposerClient,
		getDisplayWidth(), getDisplayHeight(), mPixelFormat,
		mDataspace);
		ASSERT_NO_FATAL_FAILURE(readbackBuffer.setReadbackBuffer());

		writeLayers(layers);
		ASSERT_TRUE(mReader.takeErrors().empty());
		mWriter->validateDisplay(getPrimaryDisplayId(), ComposerClientWriter::kNoTimestamp,
		VtsComposerClient::kNoFrameIntervalNs);
		execute();
		// if hwc cannot handle and asks for composition change,
		// just succeed the test
		if (!mReader.takeChangedCompositionTypes(getPrimaryDisplayId()).empty()) {
		GTEST_SUCCEED();
		return;
		}

		auto changedCompositionTypes =
		mReader.takeChangedCompositionTypes(getPrimaryDisplayId());
		ASSERT_TRUE(changedCompositionTypes.empty());

		mWriter->presentDisplay(getPrimaryDisplayId());
		execute();
		ASSERT_TRUE(mReader.takeErrors().empty());

		ReadbackHelper::fillColorsArea(expectedColors, getDisplayWidth(), coloredSquare,
		{188.f / 255.f, 188.f / 255.f, 188.f / 255.f, 1.0f});

		ASSERT_NO_FATAL_FAILURE(readbackBuffer.checkReadbackBuffer(expectedColors));
		mTestRenderEngine->setRenderLayers(layers);
		ASSERT_NO_FATAL_FAILURE(mTestRenderEngine->drawLayers());
		ASSERT_NO_FATAL_FAILURE(mTestRenderEngine->checkColorBuffer(expectedColors));
		}
		}
		}
		}

		TEST_P(GraphicsCompositionTest, MixedColorSpaces) {
		ASSERT_TRUE(
		mComposerClient->setClientTargetSlotCount(getPrimaryDisplayId(), kClientTargetSlotCount)