diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/jxl/icc_codec_test.cc')
| -rw-r--r-- | third_party/jpeg-xl/lib/jxl/icc_codec_test.cc | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/icc_codec_test.cc b/third_party/jpeg-xl/lib/jxl/icc_codec_test.cc new file mode 100644 index 0000000000..af02094e99 --- /dev/null +++ b/third_party/jpeg-xl/lib/jxl/icc_codec_test.cc @@ -0,0 +1,207 @@ +// Copyright (c) the JPEG XL Project Authors. All rights reserved. +// +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#include "lib/jxl/icc_codec.h" + +#include <string> + +#include "lib/jxl/base/span.h" +#include "lib/jxl/enc_icc_codec.h" +#include "lib/jxl/testing.h" + +namespace jxl { +namespace { + +void TestProfile(const PaddedBytes& icc) { + BitWriter writer; + ASSERT_TRUE(WriteICC(icc, &writer, 0, nullptr)); + writer.ZeroPadToByte(); + PaddedBytes dec; + BitReader reader(writer.GetSpan()); + ASSERT_TRUE(ReadICC(&reader, &dec)); + ASSERT_TRUE(reader.Close()); + EXPECT_EQ(icc.size(), dec.size()); + if (icc.size() == dec.size()) { + for (size_t i = 0; i < icc.size(); i++) { + EXPECT_EQ(icc[i], dec[i]); + if (icc[i] != dec[i]) break; // One output is enough + } + } +} + +void TestProfile(const std::string& icc) { + PaddedBytes bytes(icc.size()); + for (size_t i = 0; i < icc.size(); i++) { + bytes[i] = icc[i]; + } + TestProfile(bytes); +} + +// Valid profile from one of the images output by the decoder. +static const unsigned char kTestProfile[] = { + 0x00, 0x00, 0x03, 0x80, 0x6c, 0x63, 0x6d, 0x73, 0x04, 0x30, 0x00, 0x00, + 0x6d, 0x6e, 0x74, 0x72, 0x52, 0x47, 0x42, 0x20, 0x58, 0x59, 0x5a, 0x20, + 0x07, 0xe3, 0x00, 0x04, 0x00, 0x1d, 0x00, 0x0f, 0x00, 0x32, 0x00, 0x2e, + 0x61, 0x63, 0x73, 0x70, 0x41, 0x50, 0x50, 0x4c, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0xf6, 0xd6, + 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0xd3, 0x2d, 0x6c, 0x63, 0x6d, 0x73, + 0x5f, 0x07, 0x0d, 0x3e, 0x4d, 0x32, 0xf2, 0x6e, 0x5d, 0x77, 0x26, 0xcc, + 0x23, 0xb0, 0x6a, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0d, + 0x64, 0x65, 0x73, 0x63, 0x00, 0x00, 0x01, 0x20, 0x00, 0x00, 0x00, 0x42, + 0x63, 0x70, 0x72, 0x74, 0x00, 0x00, 0x01, 0x64, 0x00, 0x00, 0x01, 0x00, + 0x77, 0x74, 0x70, 0x74, 0x00, 0x00, 0x02, 0x64, 0x00, 0x00, 0x00, 0x14, + 0x63, 0x68, 0x61, 0x64, 0x00, 0x00, 0x02, 0x78, 0x00, 0x00, 0x00, 0x2c, + 0x72, 0x58, 0x59, 0x5a, 0x00, 0x00, 0x02, 0xa4, 0x00, 0x00, 0x00, 0x14, + 0x62, 0x58, 0x59, 0x5a, 0x00, 0x00, 0x02, 0xb8, 0x00, 0x00, 0x00, 0x14, + 0x67, 0x58, 0x59, 0x5a, 0x00, 0x00, 0x02, 0xcc, 0x00, 0x00, 0x00, 0x14, + 0x72, 0x54, 0x52, 0x43, 0x00, 0x00, 0x02, 0xe0, 0x00, 0x00, 0x00, 0x20, + 0x67, 0x54, 0x52, 0x43, 0x00, 0x00, 0x02, 0xe0, 0x00, 0x00, 0x00, 0x20, + 0x62, 0x54, 0x52, 0x43, 0x00, 0x00, 0x02, 0xe0, 0x00, 0x00, 0x00, 0x20, + 0x63, 0x68, 0x72, 0x6d, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x24, + 0x64, 0x6d, 0x6e, 0x64, 0x00, 0x00, 0x03, 0x24, 0x00, 0x00, 0x00, 0x28, + 0x64, 0x6d, 0x64, 0x64, 0x00, 0x00, 0x03, 0x4c, 0x00, 0x00, 0x00, 0x32, + 0x6d, 0x6c, 0x75, 0x63, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x0c, 0x65, 0x6e, 0x55, 0x53, 0x00, 0x00, 0x00, 0x26, + 0x00, 0x00, 0x00, 0x1c, 0x00, 0x52, 0x00, 0x47, 0x00, 0x42, 0x00, 0x5f, + 0x00, 0x44, 0x00, 0x36, 0x00, 0x35, 0x00, 0x5f, 0x00, 0x53, 0x00, 0x52, + 0x00, 0x47, 0x00, 0x5f, 0x00, 0x52, 0x00, 0x65, 0x00, 0x6c, 0x00, 0x5f, + 0x00, 0x37, 0x00, 0x30, 0x00, 0x39, 0x00, 0x00, 0x6d, 0x6c, 0x75, 0x63, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x0c, + 0x65, 0x6e, 0x55, 0x53, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x00, 0x00, 0x1c, + 0x00, 0x43, 0x00, 0x6f, 0x00, 0x70, 0x00, 0x79, 0x00, 0x72, 0x00, 0x69, + 0x00, 0x67, 0x00, 0x68, 0x00, 0x74, 0x00, 0x20, 0x00, 0x32, 0x00, 0x30, + 0x00, 0x31, 0x00, 0x38, 0x00, 0x20, 0x00, 0x47, 0x00, 0x6f, 0x00, 0x6f, + 0x00, 0x67, 0x00, 0x6c, 0x00, 0x65, 0x00, 0x20, 0x00, 0x4c, 0x00, 0x4c, + 0x00, 0x43, 0x00, 0x2c, 0x00, 0x20, 0x00, 0x43, 0x00, 0x43, 0x00, 0x2d, + 0x00, 0x42, 0x00, 0x59, 0x00, 0x2d, 0x00, 0x53, 0x00, 0x41, 0x00, 0x20, + 0x00, 0x33, 0x00, 0x2e, 0x00, 0x30, 0x00, 0x20, 0x00, 0x55, 0x00, 0x6e, + 0x00, 0x70, 0x00, 0x6f, 0x00, 0x72, 0x00, 0x74, 0x00, 0x65, 0x00, 0x64, + 0x00, 0x20, 0x00, 0x6c, 0x00, 0x69, 0x00, 0x63, 0x00, 0x65, 0x00, 0x6e, + 0x00, 0x73, 0x00, 0x65, 0x00, 0x28, 0x00, 0x68, 0x00, 0x74, 0x00, 0x74, + 0x00, 0x70, 0x00, 0x73, 0x00, 0x3a, 0x00, 0x2f, 0x00, 0x2f, 0x00, 0x63, + 0x00, 0x72, 0x00, 0x65, 0x00, 0x61, 0x00, 0x74, 0x00, 0x69, 0x00, 0x76, + 0x00, 0x65, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x6d, 0x00, 0x6d, 0x00, 0x6f, + 0x00, 0x6e, 0x00, 0x73, 0x00, 0x2e, 0x00, 0x6f, 0x00, 0x72, 0x00, 0x67, + 0x00, 0x2f, 0x00, 0x6c, 0x00, 0x69, 0x00, 0x63, 0x00, 0x65, 0x00, 0x6e, + 0x00, 0x73, 0x00, 0x65, 0x00, 0x73, 0x00, 0x2f, 0x00, 0x62, 0x00, 0x79, + 0x00, 0x2d, 0x00, 0x73, 0x00, 0x61, 0x00, 0x2f, 0x00, 0x33, 0x00, 0x2e, + 0x00, 0x30, 0x00, 0x2f, 0x00, 0x6c, 0x00, 0x65, 0x00, 0x67, 0x00, 0x61, + 0x00, 0x6c, 0x00, 0x63, 0x00, 0x6f, 0x00, 0x64, 0x00, 0x65, 0x00, 0x29, + 0x58, 0x59, 0x5a, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf6, 0xd6, + 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0xd3, 0x2d, 0x73, 0x66, 0x33, 0x32, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x0c, 0x42, 0x00, 0x00, 0x05, 0xde, + 0xff, 0xff, 0xf3, 0x25, 0x00, 0x00, 0x07, 0x93, 0x00, 0x00, 0xfd, 0x90, + 0xff, 0xff, 0xfb, 0xa1, 0xff, 0xff, 0xfd, 0xa2, 0x00, 0x00, 0x03, 0xdc, + 0x00, 0x00, 0xc0, 0x6e, 0x58, 0x59, 0x5a, 0x20, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x6f, 0xa0, 0x00, 0x00, 0x38, 0xf5, 0x00, 0x00, 0x03, 0x90, + 0x58, 0x59, 0x5a, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x24, 0x9f, + 0x00, 0x00, 0x0f, 0x84, 0x00, 0x00, 0xb6, 0xc4, 0x58, 0x59, 0x5a, 0x20, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x62, 0x97, 0x00, 0x00, 0xb7, 0x87, + 0x00, 0x00, 0x18, 0xd9, 0x70, 0x61, 0x72, 0x61, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x03, 0x00, 0x00, 0x00, 0x02, 0x38, 0xe4, 0x00, 0x00, 0xe8, 0xf0, + 0x00, 0x00, 0x17, 0x10, 0x00, 0x00, 0x38, 0xe4, 0x00, 0x00, 0x14, 0xbc, + 0x63, 0x68, 0x72, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, + 0x00, 0x00, 0xa3, 0xd7, 0x00, 0x00, 0x54, 0x7c, 0x00, 0x00, 0x4c, 0xcd, + 0x00, 0x00, 0x99, 0x9a, 0x00, 0x00, 0x26, 0x67, 0x00, 0x00, 0x0f, 0x5c, + 0x6d, 0x6c, 0x75, 0x63, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x0c, 0x65, 0x6e, 0x55, 0x53, 0x00, 0x00, 0x00, 0x0c, + 0x00, 0x00, 0x00, 0x1c, 0x00, 0x47, 0x00, 0x6f, 0x00, 0x6f, 0x00, 0x67, + 0x00, 0x6c, 0x00, 0x65, 0x6d, 0x6c, 0x75, 0x63, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x0c, 0x65, 0x6e, 0x55, 0x53, + 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x49, 0x00, 0x6d, + 0x00, 0x61, 0x00, 0x67, 0x00, 0x65, 0x00, 0x20, 0x00, 0x63, 0x00, 0x6f, + 0x00, 0x64, 0x00, 0x65, 0x00, 0x63, 0x00, 0x00, +}; + +} // namespace + +TEST(IccCodecTest, Icc) { + // Empty string cannot be tested, encoder checks against writing it. + TestProfile("a"); + TestProfile("ab"); + TestProfile("aaaa"); + + { + // Exactly the ICC header size + PaddedBytes profile(128); + for (size_t i = 0; i < 128; i++) { + profile[i] = 0; + } + TestProfile(profile); + } + + { + PaddedBytes profile; + profile.append(kTestProfile, kTestProfile + sizeof(kTestProfile)); + TestProfile(profile); + } + + // Test substrings of full profile + { + PaddedBytes profile; + for (size_t i = 0; i <= 256; i++) { + profile.push_back(kTestProfile[i]); + TestProfile(profile); + } + } +} + +// kTestProfile after encoding with the ICC codec +static const unsigned char kEncodedTestProfile[] = { + 0x1f, 0x8b, 0x1, 0x13, 0x10, 0x0, 0x0, 0x0, 0x20, 0x4c, 0xcc, 0x3, + 0xe7, 0xa0, 0xa5, 0xa2, 0x90, 0xa4, 0x27, 0xe8, 0x79, 0x1d, 0xe3, 0x26, + 0x57, 0x54, 0xef, 0x0, 0xe8, 0x97, 0x2, 0xce, 0xa1, 0xd7, 0x85, 0x16, + 0xb4, 0x29, 0x94, 0x58, 0xf2, 0x56, 0xc0, 0x76, 0xea, 0x23, 0xec, 0x7c, + 0x73, 0x51, 0x41, 0x40, 0x23, 0x21, 0x95, 0x4, 0x75, 0x12, 0xc9, 0xcc, + 0x16, 0xbd, 0xb6, 0x99, 0xad, 0xf8, 0x75, 0x35, 0xb6, 0x42, 0xae, 0xae, + 0xae, 0x86, 0x56, 0xf8, 0xcc, 0x16, 0x30, 0xb3, 0x45, 0xad, 0xd, 0x40, + 0xd6, 0xd1, 0xd6, 0x99, 0x40, 0xbe, 0xe2, 0xdc, 0x31, 0x7, 0xa6, 0xb9, + 0x27, 0x92, 0x38, 0x0, 0x3, 0x5e, 0x2c, 0xbe, 0xe6, 0xfb, 0x19, 0xbf, + 0xf3, 0x6d, 0xbc, 0x4d, 0x64, 0xe5, 0xba, 0x76, 0xde, 0x31, 0x65, 0x66, + 0x14, 0xa6, 0x3a, 0xc5, 0x8f, 0xb1, 0xb4, 0xba, 0x1f, 0xb1, 0xb8, 0xd4, + 0x75, 0xba, 0x18, 0x86, 0x95, 0x3c, 0x26, 0xf6, 0x25, 0x62, 0x53, 0xfd, + 0x9c, 0x94, 0x76, 0xf6, 0x95, 0x2c, 0xb1, 0xfd, 0xdc, 0xc0, 0xe4, 0x3f, + 0xb3, 0xff, 0x67, 0xde, 0xd5, 0x94, 0xcc, 0xb0, 0x83, 0x2f, 0x28, 0x93, + 0x92, 0x3, 0xa1, 0x41, 0x64, 0x60, 0x62, 0x70, 0x80, 0x87, 0xaf, 0xe7, + 0x60, 0x4a, 0x20, 0x23, 0xb3, 0x11, 0x7, 0x38, 0x38, 0xd4, 0xa, 0x66, + 0xb5, 0x93, 0x41, 0x90, 0x19, 0x17, 0x18, 0x60, 0xa5, 0xb, 0x7a, 0x24, + 0xaa, 0x20, 0x81, 0xac, 0xa9, 0xa1, 0x70, 0xa6, 0x12, 0x8a, 0x4a, 0xa3, + 0xa0, 0xf9, 0x9a, 0x97, 0xe7, 0xa8, 0xac, 0x8, 0xa8, 0xc4, 0x2a, 0x86, + 0xa7, 0x69, 0x1e, 0x67, 0xe6, 0xbe, 0xa4, 0xd3, 0xff, 0x91, 0x61, 0xf6, + 0x8a, 0xe6, 0xb5, 0xb3, 0x61, 0x9f, 0x19, 0x17, 0x98, 0x27, 0x6b, 0xe9, + 0x8, 0x98, 0xe1, 0x21, 0x4a, 0x9, 0xb5, 0xd7, 0xca, 0xfa, 0x94, 0xd0, + 0x69, 0x1a, 0xeb, 0x52, 0x1, 0x4e, 0xf5, 0xf6, 0xdf, 0x7f, 0xe7, 0x29, + 0x70, 0xee, 0x4, 0xda, 0x2f, 0xa4, 0xff, 0xfe, 0xbb, 0x6f, 0xa8, 0xff, + 0xfe, 0xdb, 0xaf, 0x8, 0xf6, 0x72, 0xa1, 0x40, 0x5d, 0xf0, 0x2d, 0x8, + 0x82, 0x5b, 0x87, 0xbd, 0x10, 0x8, 0xe9, 0x7, 0xee, 0x4b, 0x80, 0xda, + 0x4a, 0x4, 0xc5, 0x5e, 0xa0, 0xb7, 0x1e, 0x60, 0xb0, 0x59, 0x76, 0x60, + 0xb, 0x2e, 0x19, 0x8a, 0x2e, 0x1c, 0xe6, 0x6, 0x20, 0xb8, 0x64, 0x18, + 0x2a, 0xcf, 0x51, 0x94, 0xd4, 0xee, 0xc3, 0xfe, 0x39, 0x74, 0xd4, 0x2b, + 0x48, 0xc9, 0x83, 0x4c, 0x9b, 0xd0, 0x4c, 0x35, 0x10, 0xe3, 0x9, 0xf7, + 0x72, 0xf0, 0x7a, 0xe, 0xbf, 0x7d, 0x36, 0x2e, 0x19, 0x7e, 0x3f, 0xc, + 0xf7, 0x93, 0xe7, 0xf4, 0x1d, 0x32, 0xc6, 0xb0, 0x89, 0xad, 0xe0, 0x28, + 0xc1, 0xa7, 0x59, 0xe3, 0x0, +}; + +// Tests that the decoded kEncodedTestProfile matches kTestProfile. +TEST(IccCodecTest, EncodedIccProfile) { + jxl::BitReader reader(jxl::Span<const uint8_t>(kEncodedTestProfile, + sizeof(kEncodedTestProfile))); + jxl::PaddedBytes dec; + ASSERT_TRUE(ReadICC(&reader, &dec)); + ASSERT_TRUE(reader.Close()); + EXPECT_EQ(sizeof(kTestProfile), dec.size()); + if (sizeof(kTestProfile) == dec.size()) { + for (size_t i = 0; i < dec.size(); i++) { + EXPECT_EQ(kTestProfile[i], dec[i]); + if (kTestProfile[i] != dec[i]) break; // One output is enough + } + } +} + +} // namespace jxl |