| // Copyright 2022 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "media/formats/mp4/h265_annex_b_to_hevc_bitstream_converter.h" |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| |
| #include "base/files/file.h" |
| #include "base/path_service.h" |
| #include "media/formats/mp4/box_definitions.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace { |
| |
| std::vector<uint8_t> ReadTestFile(std::string name) { |
| base::FilePath path; |
| base::PathService::Get(base::DIR_SOURCE_ROOT, &path); |
| path = path.Append(FILE_PATH_LITERAL( |
| "media/formats/mp4/h265_annex_b_fuzz_corpus")) |
| .AppendASCII(name); |
| base::File f(path, base::File::FLAG_OPEN | base::File::FLAG_READ); |
| DCHECK(f.IsValid()) << "path: " << path.AsUTF8Unsafe(); |
| auto size = f.GetLength(); |
| |
| std::vector<uint8_t> result(size); |
| if (size > 0) |
| f.ReadAtCurrentPosAndCheck(result); |
| return result; |
| } |
| |
| } // namespace |
| |
| namespace media { |
| |
| TEST(H265AnnexBToHevcBitstreamConverterTest, Success) { |
| std::string chunks[] = {"chunk1-config-idr.bin", "chunk2-non-idr.bin", |
| "chunk3-non-idr.bin", "chunk4-non-idr.bin", |
| "chunk5-non-idr.bin", "chunk6-config-idr.bin", |
| "chunk7-non-idr.bin"}; |
| H265AnnexBToHevcBitstreamConverter converter; |
| |
| for (std::string& name : chunks) { |
| SCOPED_TRACE(name); |
| auto input = ReadTestFile(name); |
| SCOPED_TRACE(input.size()); |
| std::vector<uint8_t> output; |
| size_t desired_size = 0; |
| bool config_changed = false; |
| |
| auto status = |
| converter.ConvertChunk(input, output, &config_changed, &desired_size); |
| ASSERT_EQ(status.code(), MP4Status::Codes::kBufferTooSmall); |
| output.resize(desired_size); |
| |
| status = converter.ConvertChunk(input, output, &config_changed, nullptr); |
| EXPECT_TRUE(status.is_ok()) << status.message(); |
| |
| auto& config = converter.GetCurrentConfig(); |
| if (name.find("config") != std::string::npos) { |
| // Chunks with configuration |
| EXPECT_TRUE(config_changed); |
| |
| EXPECT_EQ(config.configurationVersion, 1); |
| EXPECT_EQ(config.general_profile_space, 0); |
| EXPECT_EQ(config.general_tier_flag, 0); |
| EXPECT_EQ(config.general_profile_idc, 1); |
| EXPECT_EQ(config.general_profile_compatibility_flags, 0x60000000ul); |
| EXPECT_EQ(config.general_constraint_indicator_flags, 0x800000000000ull); |
| EXPECT_EQ(config.general_level_idc, 60); |
| EXPECT_EQ(config.min_spatial_segmentation_idc, 0); |
| EXPECT_EQ(config.parallelismType, 0); |
| EXPECT_EQ(config.chromaFormat, 1); |
| EXPECT_EQ(config.bitDepthLumaMinus8, 0); |
| EXPECT_EQ(config.bitDepthChromaMinus8, 0); |
| EXPECT_EQ(config.avgFrameRate, 0); |
| EXPECT_EQ(config.numOfArrays, 3); |
| EXPECT_EQ((config.arrays[0].first_byte & 0x3f), 32); |
| EXPECT_EQ(config.arrays[0].units.size(), 1ul); |
| EXPECT_EQ((config.arrays[1].first_byte & 0x3f), 33); |
| EXPECT_EQ(config.arrays[1].units.size(), 1ul); |
| EXPECT_EQ((config.arrays[2].first_byte & 0x3f), 34); |
| EXPECT_EQ(config.arrays[2].units.size(), 1ul); |
| } else { |
| EXPECT_FALSE(config_changed); |
| } |
| |
| std::vector<uint8_t> config_bin; |
| EXPECT_TRUE(config.Serialize(config_bin)) << " file: " << name; |
| } |
| } |
| |
| // Tests that stream can contain multiple picture parameter sets and switch |
| // between them without having to reconfigure the decoder. |
| TEST(H265AnnexBToHevcBitstreamConverterTest, PPS_SwitchWithoutReconfig) { |
| std::vector<uint8_t> vps{0x00, 0x00, 0x00, 0x01, 0x40, 0x01, 0x0c, |
| 0x01, 0xff, 0xff, 0x22, 0x20, 0x00, 0x00, |
| 0x03, 0x00, 0x90, 0x00, 0x00, 0x03, 0x00, |
| 0x00, 0x03, 0x00, 0x99, 0x2c, 0x09}; |
| std::vector<uint8_t> sps{ |
| 0x00, 0x00, 0x00, 0x01, 0x42, 0x01, 0x01, 0x22, 0x20, 0x00, 0x00, 0x03, |
| 0x00, 0x90, 0x00, 0x00, 0x03, 0x00, 0x00, 0x03, 0x00, 0x99, 0xa0, 0x01, |
| 0xe0, 0x20, 0x02, 0x1c, 0x4d, 0x94, 0xbb, 0xb4, 0xa3, 0x32, 0xaa, 0xc0, |
| 0x5a, 0x84, 0x89, 0x04, 0x8a, 0x00, 0x00, 0x07, 0xd0, 0x00, 0x01, 0x86, |
| 0xa0, 0xe4, 0x68, 0x7c, 0x95, 0x00, 0x00, 0x89, 0x54, 0x00, 0x00, 0xf7, |
| 0x31, 0x00, 0x00, 0x44, 0xaa, 0x00, 0x00, 0x7b, 0x98, 0x88}; |
| std::vector<uint8_t> pps1{ |
| 0x00, 0x00, 0x00, 0x01, 0x44, 0x01, 0xc0, 0x72, 0xb0, 0x3b, 0xc4, 0x0c, |
| 0x88, 0xc6, 0x70, 0x86, 0x18, 0x82, 0x08, 0x80, 0xc4, 0x10, 0x60, 0xa3, |
| 0x81, 0x23, 0x02, 0x06, 0x4c, 0x7f, 0xff, 0xf2, 0x88, 0x11, 0x26, 0x4e, |
| 0x4f, 0x27, 0xc4, 0x7e, 0x23, 0xf8, 0x8f, 0xc6, 0x7c, 0x67, 0x84, 0x38, |
| 0x43, 0xf1, 0x03, 0x23, 0x30, 0x87, 0x08, 0x78, 0x43, 0xe1, 0x8f, 0xc1, |
| 0x07, 0xf0, 0x51, 0xf8, 0x10, 0x3f, 0xff, 0xfc, 0xa3, 0xff, 0xff, 0xff, |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xc7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, |
| 0xff, 0xff, 0x28, 0x82, 0x12, 0x4c, 0x9c, 0x9e, 0x4f, 0x88, 0xfc, 0x47, |
| 0xf1, 0x1f, 0x8c, 0xf8, 0xcf, 0x08, 0x70, 0x87, 0xd6, 0x3f, 0xff, 0xff, |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xfd, 0x55, 0x20}; |
| std::vector<uint8_t> pps2{ |
| 0x00, 0x00, 0x00, 0x01, 0x44, 0x01, 0x50, 0x1c, 0xac, 0x0e, 0xf1, 0x03, |
| 0x22, 0x31, 0x9c, 0x21, 0x86, 0x20, 0x82, 0x20, 0x31, 0x04, 0x18, 0x28, |
| 0xe0, 0x48, 0xc0, 0x81, 0x93, 0x0a, 0x07, 0x20, 0x93, 0x07, 0x9c, 0x0c, |
| 0x1f, 0x28, 0x81, 0x12, 0x64, 0xe4, 0xf2, 0x7c, 0x47, 0xe2, 0x3f, 0x88, |
| 0xfc, 0x67, 0xc6, 0x78, 0x43, 0x84, 0x3f, 0x10, 0x32, 0x33, 0x08, 0x70, |
| 0x87, 0x84, 0x3e, 0x18, 0xfc, 0x10, 0x7f, 0x05, 0x1f, 0x81, 0x03, 0xff, |
| 0xff, 0xca, 0x14, 0x11, 0x26, 0x4e, 0x4f, 0x11, 0xf1, 0x1f, 0x88, 0xfe, |
| 0x33, 0xf0, 0x87, 0xc2, 0x9f, 0xff, 0xc2, 0x81, 0x08, 0x43, 0x0a, 0x70, |
| 0xc7, 0x85, 0x04, 0x78, 0x20, 0xfc, 0x10, 0x7f, 0x06, 0x9f, 0xff, 0xff, |
| 0xfc, 0xa2, 0x08, 0x49, 0x32, 0x72, 0x79, 0x3e, 0x23, 0xf1, 0x1f, 0xc4, |
| 0x7e, 0x33, 0xe3, 0x3c, 0x21, 0xc2, 0x1f, 0x58, 0x50, 0x41, 0x22, 0x31, |
| 0x1c, 0x67, 0x8c, 0xf8, 0xcf, 0xc6, 0x7f, 0x08, 0x7f, 0xff, 0xff, 0xf5, |
| 0x54, 0x80}; |
| std::vector<uint8_t> first_frame_idr{ |
| 0x00, 0x00, 0x00, 0x01, 0x28, 0x01, 0xac, 0x6d, 0xa0, |
| 0x7c, 0x96, 0x84, 0xdb, 0xcc, 0xf7, 0x4f, 0x9d, 0xf4, |
| 0x94, 0x85, 0x37, 0x06, 0x66, 0xf8 |
| // Encoded data omitted here, it's not important for NALU parsing |
| }; |
| |
| std::vector<uint8_t> first_chunk; |
| first_chunk.insert(first_chunk.end(), vps.begin(), vps.end()); |
| first_chunk.insert(first_chunk.end(), sps.begin(), sps.end()); |
| first_chunk.insert(first_chunk.end(), pps1.begin(), pps1.end()); |
| first_chunk.insert(first_chunk.end(), pps2.begin(), pps2.end()); |
| first_chunk.insert(first_chunk.end(), first_frame_idr.begin(), |
| first_frame_idr.end()); |
| |
| std::vector<uint8_t> second_non_idr_chunk{ |
| 0x00, 0x00, 0x00, 0x01, 0x02, 0x01, 0xa4, 0x04, 0x55, 0xa2, 0x6d, 0xc3, |
| 0xc0, 0xc3, 0x3d, 0x0b, 0xac, 0xbc, 0x00, 0xc4, 0x44, 0x2e, 0xf7, 0x55, |
| 0xfd, 0x05, 0x86, 0x92, 0x19, 0xdf, 0x58, 0xec, 0x38, 0x36, 0xb7, 0x7c, |
| 0x00, 0x15, 0x33, 0x78, 0x03, 0x67, 0x26, 0x0f |
| // Encoded data omitted here, it's not important for NALU parsing |
| }; |
| |
| H265AnnexBToHevcBitstreamConverter converter; |
| std::vector<uint8_t> output(10000); |
| bool config_changed = false; |
| |
| auto status = |
| converter.ConvertChunk(first_chunk, output, &config_changed, nullptr); |
| EXPECT_TRUE(status.is_ok()) << status.message(); |
| EXPECT_TRUE(config_changed); |
| |
| auto& config = converter.GetCurrentConfig(); |
| EXPECT_EQ(config.numOfArrays, 3); |
| EXPECT_EQ((config.arrays[0].first_byte & 0x3f), 32); |
| EXPECT_EQ(config.arrays[0].units.size(), 1ul); |
| EXPECT_EQ((config.arrays[1].first_byte & 0x3f), 33); |
| EXPECT_EQ(config.arrays[1].units.size(), 1ul); |
| EXPECT_EQ((config.arrays[2].first_byte & 0x3f), 34); |
| EXPECT_EQ(config.arrays[2].units.size(), 2ul); |
| status = converter.ConvertChunk(second_non_idr_chunk, output, &config_changed, |
| nullptr); |
| EXPECT_TRUE(status.is_ok()) << status.message(); |
| EXPECT_FALSE(config_changed); |
| } |
| |
| TEST(H265AnnexBToHevcBitstreamConverterTest, Failure) { |
| H265AnnexBToHevcBitstreamConverter converter; |
| |
| std::vector<uint8_t> input{0x0, 0x0, 0x0, 0x1, 0x40, 0x01, |
| 0x0c, 0x0, 0x0, 0x1, 0x67, 0x42}; |
| std::vector<uint8_t> output(input.size()); |
| |
| auto status = converter.ConvertChunk(input, output, nullptr, nullptr); |
| |
| ASSERT_EQ(status.code(), MP4Status::Codes::kInvalidVPS); |
| } |
| |
| } // namespace media |