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/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include "ultrahdr/icc.h"
namespace ultrahdr {
class IccHelperTest : public testing::Test {
public:
IccHelperTest();
~IccHelperTest();
protected:
virtual void SetUp();
virtual void TearDown();
};
IccHelperTest::IccHelperTest() {}
IccHelperTest::~IccHelperTest() {}
void IccHelperTest::SetUp() {}
void IccHelperTest::TearDown() {}
TEST_F(IccHelperTest, iccWriteThenRead) {
std::shared_ptr<DataStruct> iccBt709 =
IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB, ULTRAHDR_COLORGAMUT_BT709);
ASSERT_NE(iccBt709->getLength(), 0);
ASSERT_NE(iccBt709->getData(), nullptr);
EXPECT_EQ(IccHelper::readIccColorGamut(iccBt709->getData(), iccBt709->getLength()),
ULTRAHDR_COLORGAMUT_BT709);
std::shared_ptr<DataStruct> iccP3 =
IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB, ULTRAHDR_COLORGAMUT_P3);
ASSERT_NE(iccP3->getLength(), 0);
ASSERT_NE(iccP3->getData(), nullptr);
EXPECT_EQ(IccHelper::readIccColorGamut(iccP3->getData(), iccP3->getLength()),
ULTRAHDR_COLORGAMUT_P3);
std::shared_ptr<DataStruct> iccBt2100 =
IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB, ULTRAHDR_COLORGAMUT_BT2100);
ASSERT_NE(iccBt2100->getLength(), 0);
ASSERT_NE(iccBt2100->getData(), nullptr);
EXPECT_EQ(IccHelper::readIccColorGamut(iccBt2100->getData(), iccBt2100->getLength()),
ULTRAHDR_COLORGAMUT_BT2100);
}
TEST_F(IccHelperTest, iccEndianness) {
std::shared_ptr<DataStruct> icc =
IccHelper::writeIccProfile(ULTRAHDR_TF_SRGB, ULTRAHDR_COLORGAMUT_BT709);
size_t profile_size = icc->getLength() - kICCIdentifierSize;
uint8_t* icc_bytes = reinterpret_cast<uint8_t*>(icc->getData()) + kICCIdentifierSize;
uint32_t encoded_size =
static_cast<uint32_t>(icc_bytes[0]) << 24 | static_cast<uint32_t>(icc_bytes[1]) << 16 |
static_cast<uint32_t>(icc_bytes[2]) << 8 | static_cast<uint32_t>(icc_bytes[3]);
EXPECT_EQ(static_cast<size_t>(encoded_size), profile_size);
}
} // namespace ultrahdr
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