| // Copyright (c) 2016 The WebM 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 in the root of the source |
| // tree. An additional intellectual property rights grant can be found |
| // in the file PATENTS. All contributing project authors may |
| // be found in the AUTHORS file in the root of the source tree. |
| #include "gtest/gtest.h" |
| |
| #include <array> |
| #include <cstdint> |
| #include <cstdio> |
| #include <cstring> |
| #include <iomanip> |
| #include <string> |
| |
| #include "common/hdr_util.h" |
| #include "mkvparser/mkvparser.h" |
| #include "mkvparser/mkvreader.h" |
| #include "testing/test_util.h" |
| |
| using mkvparser::AudioTrack; |
| using mkvparser::Block; |
| using mkvparser::BlockEntry; |
| using mkvparser::BlockGroup; |
| using mkvparser::Cluster; |
| using mkvparser::CuePoint; |
| using mkvparser::Cues; |
| using mkvparser::MkvReader; |
| using mkvparser::Segment; |
| using mkvparser::SegmentInfo; |
| using mkvparser::Track; |
| using mkvparser::Tracks; |
| using mkvparser::VideoTrack; |
| |
| namespace test { |
| |
| // Base class containing boiler plate stuff. |
| class ParserTest : public testing::Test { |
| public: |
| ParserTest() : is_reader_open_(false), segment_(NULL) { |
| memset(dummy_data_, -1, kFrameLength); |
| memset(gold_frame_, 0, kFrameLength); |
| } |
| |
| virtual ~ParserTest() { |
| CloseReader(); |
| if (segment_ != NULL) { |
| delete segment_; |
| segment_ = NULL; |
| } |
| } |
| |
| void CloseReader() { |
| if (is_reader_open_) { |
| reader_.Close(); |
| } |
| is_reader_open_ = false; |
| } |
| |
| bool CreateAndLoadSegment(const std::string& filename, |
| int expected_doc_type_ver) { |
| filename_ = GetTestFilePath(filename); |
| if (reader_.Open(filename_.c_str())) { |
| return false; |
| } |
| is_reader_open_ = true; |
| pos_ = 0; |
| mkvparser::EBMLHeader ebml_header; |
| ebml_header.Parse(&reader_, pos_); |
| EXPECT_EQ(1, ebml_header.m_version); |
| EXPECT_EQ(1, ebml_header.m_readVersion); |
| EXPECT_STREQ("webm", ebml_header.m_docType); |
| EXPECT_EQ(expected_doc_type_ver, ebml_header.m_docTypeVersion); |
| EXPECT_EQ(2, ebml_header.m_docTypeReadVersion); |
| |
| if (mkvparser::Segment::CreateInstance(&reader_, pos_, segment_)) { |
| return false; |
| } |
| return !HasFailure() && segment_->Load() >= 0; |
| } |
| |
| bool CreateAndLoadSegment(const std::string& filename) { |
| return CreateAndLoadSegment(filename, 4); |
| } |
| |
| void CompareBlockContents(const Cluster* const cluster, |
| const Block* const block, std::uint64_t timestamp, |
| int track_number, bool is_key, int frame_count) { |
| ASSERT_TRUE(block != NULL); |
| EXPECT_EQ(track_number, block->GetTrackNumber()); |
| EXPECT_EQ(static_cast<long long>(timestamp), block->GetTime(cluster)); |
| EXPECT_EQ(is_key, block->IsKey()); |
| EXPECT_EQ(frame_count, block->GetFrameCount()); |
| const Block::Frame& frame = block->GetFrame(0); |
| EXPECT_EQ(kFrameLength, frame.len); |
| std::memset(dummy_data_, -1, kFrameLength); |
| frame.Read(&reader_, dummy_data_); |
| EXPECT_EQ(0, std::memcmp(gold_frame_, dummy_data_, kFrameLength)); |
| } |
| |
| void CompareCuePointContents(const Track* const track, |
| const CuePoint* const cue_point, |
| std::uint64_t timestamp, int track_number, |
| std::uint64_t pos) { |
| ASSERT_TRUE(cue_point != NULL); |
| EXPECT_EQ(static_cast<long long>(timestamp), cue_point->GetTime(segment_)); |
| const CuePoint::TrackPosition* const track_position = |
| cue_point->Find(track); |
| EXPECT_EQ(track_number, track_position->m_track); |
| EXPECT_EQ(static_cast<long long>(pos), track_position->m_pos); |
| } |
| |
| bool ValidateCues() { |
| const mkvparser::SeekHead* const seek_head = segment_->GetSeekHead(); |
| if (!seek_head) { // This likely means there are no cues. So don't fail. |
| return true; |
| } |
| long long cues_offset = -1; // NOLINT |
| for (int i = 0; i < seek_head->GetCount(); ++i) { |
| const mkvparser::SeekHead::Entry* const entry = seek_head->GetEntry(i); |
| if (entry->id == 0xC53BB6B) { // Cues ID as stored in Entry class. |
| cues_offset = entry->pos; |
| } |
| } |
| |
| if (cues_offset == -1) { // No Cues found. So don't fail. |
| return true; |
| } |
| |
| // Parse Cues. |
| long long cues_pos; // NOLINT |
| long cues_len; // NOLINT |
| if (segment_->ParseCues(cues_offset, cues_pos, cues_len)) { |
| fprintf(stderr, "Error: Parsing Cues failed.\n"); |
| return false; |
| } |
| |
| // Get a pointer to the video track if it exists. Otherwise, we assume |
| // that Cues are based on the first track (which is true for all our test |
| // files). |
| const mkvparser::Tracks* const tracks = segment_->GetTracks(); |
| const mkvparser::Track* cues_track = tracks->GetTrackByIndex(0); |
| for (int i = 1; i < static_cast<int>(tracks->GetTracksCount()); ++i) { |
| const mkvparser::Track* const track = tracks->GetTrackByIndex(i); |
| if (track->GetType() == mkvparser::Track::kVideo) { |
| cues_track = track; |
| break; |
| } |
| } |
| |
| // Iterate through Cues and verify if they are pointing to the correct |
| // Cluster position. |
| const mkvparser::Cues* const cues = segment_->GetCues(); |
| const mkvparser::CuePoint* cue_point = NULL; |
| while (cues->LoadCuePoint()) { |
| if (!cue_point) { |
| cue_point = cues->GetFirst(); |
| } else { |
| cue_point = cues->GetNext(cue_point); |
| } |
| const mkvparser::CuePoint::TrackPosition* const track_position = |
| cue_point->Find(cues_track); |
| const long long cluster_pos = track_position->m_pos + // NOLINT |
| segment_->m_start; |
| |
| // If a cluster does not begin at |cluster_pos|, then the file is |
| // incorrect. |
| long length; // NOLINT |
| const long long id = // NOLINT |
| mkvparser::ReadUInt(&reader_, cluster_pos, length); |
| if (id != 0xF43B675) { // ID of Cluster as stored in Cluster class. |
| fprintf(stderr, "Error: One or more Cues are invalid.\n"); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| protected: |
| MkvReader reader_; |
| bool is_reader_open_; |
| Segment* segment_; |
| std::string filename_; |
| long long pos_; |
| std::uint8_t dummy_data_[kFrameLength]; |
| std::uint8_t gold_frame_[kFrameLength]; |
| }; |
| |
| TEST_F(ParserTest, SegmentInfo) { |
| ASSERT_TRUE(CreateAndLoadSegment("segment_info.webm")); |
| const SegmentInfo* const info = segment_->GetInfo(); |
| EXPECT_EQ(kTimeCodeScale, info->GetTimeCodeScale()); |
| EXPECT_STREQ(kAppString, info->GetMuxingAppAsUTF8()); |
| EXPECT_STREQ(kAppString, info->GetWritingAppAsUTF8()); |
| } |
| |
| TEST_F(ParserTest, TrackEntries) { |
| ASSERT_TRUE(CreateAndLoadSegment("tracks.webm")); |
| const Tracks* const tracks = segment_->GetTracks(); |
| const unsigned int kTracksCount = 2; |
| EXPECT_EQ(kTracksCount, tracks->GetTracksCount()); |
| for (int i = 0; i < 2; ++i) { |
| const Track* const track = tracks->GetTrackByIndex(i); |
| ASSERT_TRUE(track != NULL); |
| EXPECT_STREQ(kTrackName, track->GetNameAsUTF8()); |
| if (track->GetType() == Track::kVideo) { |
| const VideoTrack* const video_track = |
| dynamic_cast<const VideoTrack*>(track); |
| EXPECT_EQ(kWidth, static_cast<int>(video_track->GetWidth())); |
| EXPECT_EQ(kHeight, static_cast<int>(video_track->GetHeight())); |
| EXPECT_STREQ(kVP8CodecId, video_track->GetCodecId()); |
| EXPECT_DOUBLE_EQ(kVideoFrameRate, video_track->GetFrameRate()); |
| const unsigned int kTrackUid = 1; |
| EXPECT_EQ(kTrackUid, video_track->GetUid()); |
| } else if (track->GetType() == Track::kAudio) { |
| const AudioTrack* const audio_track = |
| dynamic_cast<const AudioTrack*>(track); |
| EXPECT_EQ(kSampleRate, audio_track->GetSamplingRate()); |
| EXPECT_EQ(kChannels, audio_track->GetChannels()); |
| EXPECT_EQ(kBitDepth, audio_track->GetBitDepth()); |
| EXPECT_STREQ(kVorbisCodecId, audio_track->GetCodecId()); |
| const unsigned int kTrackUid = 2; |
| EXPECT_EQ(kTrackUid, audio_track->GetUid()); |
| } |
| } |
| } |
| |
| TEST_F(ParserTest, SimpleBlock) { |
| ASSERT_TRUE(CreateAndLoadSegment("simple_block.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| // Get the cluster |
| const Cluster* cluster = segment_->GetFirst(); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| // Get the first block |
| const BlockEntry* block_entry; |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 0, kVideoTrackNumber, |
| false, 1); |
| |
| // Get the second block |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 2000000, |
| kVideoTrackNumber, false, 1); |
| |
| // End of Stream |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| ASSERT_EQ(NULL, block_entry); |
| cluster = segment_->GetNext(cluster); |
| EXPECT_TRUE(cluster->EOS()); |
| } |
| |
| TEST_F(ParserTest, MultipleClusters) { |
| ASSERT_TRUE(CreateAndLoadSegment("force_new_cluster.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| // Get the first cluster |
| const Cluster* cluster = segment_->GetFirst(); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| // Get the first block |
| const BlockEntry* block_entry; |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 0, kVideoTrackNumber, |
| false, 1); |
| |
| // Get the second cluster |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| EXPECT_EQ(NULL, block_entry); |
| cluster = segment_->GetNext(cluster); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| // Get the second block |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 2000000, |
| kVideoTrackNumber, false, 1); |
| |
| // Get the third block |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 4000000, |
| kVideoTrackNumber, false, 1); |
| |
| // Get the third cluster |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| EXPECT_EQ(NULL, block_entry); |
| cluster = segment_->GetNext(cluster); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| // Get the fourth block |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| CompareBlockContents(cluster, block_entry->GetBlock(), 6000000, |
| kVideoTrackNumber, false, 1); |
| |
| // End of Stream |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| EXPECT_EQ(NULL, block_entry); |
| cluster = segment_->GetNext(cluster); |
| EXPECT_TRUE(cluster->EOS()); |
| } |
| |
| TEST_F(ParserTest, BlockGroup) { |
| ASSERT_TRUE(CreateAndLoadSegment("metadata_block.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| // Get the cluster |
| const Cluster* cluster = segment_->GetFirst(); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| // Get the first block |
| const BlockEntry* block_entry; |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| EXPECT_EQ(BlockEntry::Kind::kBlockGroup, block_entry->GetKind()); |
| const BlockGroup* block_group = static_cast<const BlockGroup*>(block_entry); |
| EXPECT_EQ(2, block_group->GetDurationTimeCode()); |
| CompareBlockContents(cluster, block_group->GetBlock(), 0, |
| kMetadataTrackNumber, true, 1); |
| |
| // Get the second block |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| EXPECT_EQ(BlockEntry::Kind::kBlockGroup, block_entry->GetKind()); |
| block_group = static_cast<const BlockGroup*>(block_entry); |
| EXPECT_EQ(6, block_group->GetDurationTimeCode()); |
| CompareBlockContents(cluster, block_group->GetBlock(), 2000000, |
| kMetadataTrackNumber, true, 1); |
| |
| // End of Stream |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| EXPECT_EQ(NULL, block_entry); |
| cluster = segment_->GetNext(cluster); |
| EXPECT_TRUE(cluster->EOS()); |
| } |
| |
| TEST_F(ParserTest, Cues) { |
| ASSERT_TRUE(CreateAndLoadSegment("output_cues.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| const Track* const track = segment_->GetTracks()->GetTrackByIndex(0); |
| const Cues* const cues = segment_->GetCues(); |
| ASSERT_TRUE(cues != NULL); |
| while (!cues->DoneParsing()) { |
| cues->LoadCuePoint(); |
| } |
| EXPECT_EQ(3, cues->GetCount()); |
| |
| // Get first Cue Point |
| const CuePoint* cue_point = cues->GetFirst(); |
| CompareCuePointContents(track, cue_point, 0, kVideoTrackNumber, 206); |
| |
| // Get second Cue Point |
| cue_point = cues->GetNext(cue_point); |
| CompareCuePointContents(track, cue_point, 6000000, kVideoTrackNumber, 269); |
| |
| // Get third (also last) Cue Point |
| cue_point = cues->GetNext(cue_point); |
| const CuePoint* last_cue_point = cues->GetLast(); |
| EXPECT_TRUE(cue_point == last_cue_point); |
| CompareCuePointContents(track, cue_point, 4000000, kVideoTrackNumber, 269); |
| |
| EXPECT_TRUE(ValidateCues()); |
| } |
| |
| TEST_F(ParserTest, CuesBeforeClusters) { |
| ASSERT_TRUE(CreateAndLoadSegment("cues_before_clusters.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| const Track* const track = segment_->GetTracks()->GetTrackByIndex(0); |
| const Cues* const cues = segment_->GetCues(); |
| ASSERT_TRUE(cues != NULL); |
| while (!cues->DoneParsing()) { |
| cues->LoadCuePoint(); |
| } |
| EXPECT_EQ(2, cues->GetCount()); |
| |
| // Get first Cue Point |
| const CuePoint* cue_point = cues->GetFirst(); |
| CompareCuePointContents(track, cue_point, 0, kVideoTrackNumber, 238); |
| |
| // Get second (also last) Cue Point |
| cue_point = cues->GetNext(cue_point); |
| const CuePoint* last_cue_point = cues->GetLast(); |
| EXPECT_TRUE(cue_point == last_cue_point); |
| CompareCuePointContents(track, cue_point, 6000000, kVideoTrackNumber, 301); |
| |
| EXPECT_TRUE(ValidateCues()); |
| } |
| |
| TEST_F(ParserTest, CuesTrackNumber) { |
| ASSERT_TRUE(CreateAndLoadSegment("set_cues_track_number.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| const Track* const track = segment_->GetTracks()->GetTrackByIndex(0); |
| const Cues* const cues = segment_->GetCues(); |
| ASSERT_TRUE(cues != NULL); |
| while (!cues->DoneParsing()) { |
| cues->LoadCuePoint(); |
| } |
| EXPECT_EQ(2, cues->GetCount()); |
| |
| // Get first Cue Point |
| const CuePoint* cue_point = cues->GetFirst(); |
| CompareCuePointContents(track, cue_point, 0, 10, 206); |
| |
| // Get second (also last) Cue Point |
| cue_point = cues->GetNext(cue_point); |
| const CuePoint* last_cue_point = cues->GetLast(); |
| EXPECT_TRUE(cue_point == last_cue_point); |
| CompareCuePointContents(track, cue_point, 6000000, 10, 269); |
| |
| EXPECT_TRUE(ValidateCues()); |
| } |
| |
| TEST_F(ParserTest, Opus) { |
| ASSERT_TRUE(CreateAndLoadSegment("bbb_480p_vp9_opus_1second.webm", 4)); |
| const unsigned int kTracksCount = 2; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| // -------------------------------------------------------------------------- |
| // Track Header validation. |
| const Tracks* const tracks = segment_->GetTracks(); |
| EXPECT_EQ(kTracksCount, tracks->GetTracksCount()); |
| for (int i = 0; i < 2; ++i) { |
| const Track* const track = tracks->GetTrackByIndex(i); |
| ASSERT_TRUE(track != NULL); |
| |
| EXPECT_EQ(NULL, track->GetNameAsUTF8()); |
| EXPECT_STREQ("und", track->GetLanguage()); |
| EXPECT_EQ(i + 1, track->GetNumber()); |
| EXPECT_FALSE(track->GetLacing()); |
| |
| if (track->GetType() == Track::kVideo) { |
| const VideoTrack* const video_track = |
| dynamic_cast<const VideoTrack*>(track); |
| EXPECT_EQ(854, static_cast<int>(video_track->GetWidth())); |
| EXPECT_EQ(480, static_cast<int>(video_track->GetHeight())); |
| EXPECT_STREQ(kVP9CodecId, video_track->GetCodecId()); |
| EXPECT_DOUBLE_EQ(0., video_track->GetFrameRate()); |
| EXPECT_EQ(41666666, |
| static_cast<int>(video_track->GetDefaultDuration())); // 24.000 |
| const unsigned int kVideoUid = kVideoTrackNumber; |
| EXPECT_EQ(kVideoUid, video_track->GetUid()); |
| const unsigned int kCodecDelay = 0; |
| EXPECT_EQ(kCodecDelay, video_track->GetCodecDelay()); |
| const unsigned int kSeekPreRoll = 0; |
| EXPECT_EQ(kSeekPreRoll, video_track->GetSeekPreRoll()); |
| |
| size_t video_codec_private_size; |
| EXPECT_EQ(NULL, video_track->GetCodecPrivate(video_codec_private_size)); |
| const unsigned int kPrivateSize = 0; |
| EXPECT_EQ(kPrivateSize, video_codec_private_size); |
| } else if (track->GetType() == Track::kAudio) { |
| const AudioTrack* const audio_track = |
| dynamic_cast<const AudioTrack*>(track); |
| EXPECT_EQ(48000, audio_track->GetSamplingRate()); |
| EXPECT_EQ(6, audio_track->GetChannels()); |
| EXPECT_EQ(32, audio_track->GetBitDepth()); |
| EXPECT_STREQ(kOpusCodecId, audio_track->GetCodecId()); |
| EXPECT_EQ(kAudioTrackNumber, static_cast<int>(audio_track->GetUid())); |
| const unsigned int kDefaultDuration = 0; |
| EXPECT_EQ(kDefaultDuration, audio_track->GetDefaultDuration()); |
| EXPECT_EQ(kOpusCodecDelay, audio_track->GetCodecDelay()); |
| EXPECT_EQ(kOpusSeekPreroll, audio_track->GetSeekPreRoll()); |
| |
| size_t audio_codec_private_size; |
| EXPECT_TRUE(audio_track->GetCodecPrivate(audio_codec_private_size) != |
| NULL); |
| EXPECT_GE(audio_codec_private_size, kOpusPrivateDataSizeMinimum); |
| } |
| } |
| |
| // -------------------------------------------------------------------------- |
| // Parse the file to do block-level validation. |
| const Cluster* cluster = segment_->GetFirst(); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| |
| for (; cluster != NULL && !cluster->EOS(); |
| cluster = segment_->GetNext(cluster)) { |
| // Get the first block |
| const BlockEntry* block_entry; |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| |
| while (block_entry != NULL && !block_entry->EOS()) { |
| const Block* const block = block_entry->GetBlock(); |
| ASSERT_TRUE(block != NULL); |
| EXPECT_FALSE(block->IsInvisible()); |
| EXPECT_EQ(Block::kLacingNone, block->GetLacing()); |
| |
| const std::uint32_t track_number = |
| static_cast<std::uint32_t>(block->GetTrackNumber()); |
| const Track* const track = tracks->GetTrackByNumber(track_number); |
| ASSERT_TRUE(track != NULL); |
| EXPECT_EQ(track->GetNumber(), block->GetTrackNumber()); |
| const unsigned int kContentEncodingCount = 0; |
| EXPECT_EQ(kContentEncodingCount, |
| track->GetContentEncodingCount()); // no encryption |
| |
| const std::int64_t track_type = track->GetType(); |
| EXPECT_TRUE(track_type == Track::kVideo || track_type == Track::kAudio); |
| if (track_type == Track::kVideo) { |
| EXPECT_EQ(BlockEntry::kBlockSimple, block_entry->GetKind()); |
| EXPECT_EQ(0, block->GetDiscardPadding()); |
| } else { |
| EXPECT_TRUE(block->IsKey()); |
| const std::int64_t kLastAudioTimecode = 1001; |
| const std::int64_t timecode = block->GetTimeCode(cluster); |
| // Only the final Opus block should have discard padding. |
| if (timecode == kLastAudioTimecode) { |
| EXPECT_EQ(BlockEntry::kBlockGroup, block_entry->GetKind()); |
| EXPECT_EQ(13500000, block->GetDiscardPadding()); |
| } else { |
| EXPECT_EQ(BlockEntry::kBlockSimple, block_entry->GetKind()); |
| EXPECT_EQ(0, block->GetDiscardPadding()); |
| } |
| } |
| |
| const int frame_count = block->GetFrameCount(); |
| const Block::Frame& frame = block->GetFrame(0); |
| EXPECT_EQ(1, frame_count); |
| EXPECT_GT(frame.len, 0); |
| |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| } |
| } |
| |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_TRUE(cluster->EOS()); |
| } |
| |
| TEST_F(ParserTest, DiscardPadding) { |
| // Test an artificial file with some extreme DiscardPadding values. |
| const std::string file = "discard_padding.webm"; |
| ASSERT_TRUE(CreateAndLoadSegment(file, 4)); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| // -------------------------------------------------------------------------- |
| // Track Header validation. |
| const Tracks* const tracks = segment_->GetTracks(); |
| EXPECT_EQ(kTracksCount, tracks->GetTracksCount()); |
| const Track* const track = tracks->GetTrackByIndex(0); |
| ASSERT_TRUE(track != NULL); |
| |
| EXPECT_STREQ(NULL, track->GetNameAsUTF8()); |
| EXPECT_EQ(NULL, track->GetLanguage()); |
| EXPECT_EQ(kAudioTrackNumber, track->GetNumber()); |
| EXPECT_TRUE(track->GetLacing()); |
| |
| EXPECT_EQ(Track::kAudio, track->GetType()); |
| const AudioTrack* const audio_track = dynamic_cast<const AudioTrack*>(track); |
| EXPECT_EQ(30, audio_track->GetSamplingRate()); |
| EXPECT_EQ(2, audio_track->GetChannels()); |
| EXPECT_STREQ(kOpusCodecId, audio_track->GetCodecId()); |
| EXPECT_EQ(kAudioTrackNumber, static_cast<int>(audio_track->GetUid())); |
| const unsigned int kDefaultDuration = 0; |
| EXPECT_EQ(kDefaultDuration, audio_track->GetDefaultDuration()); |
| const unsigned int kCodecDelay = 0; |
| EXPECT_EQ(kCodecDelay, audio_track->GetCodecDelay()); |
| const unsigned int kSeekPreRoll = 0; |
| EXPECT_EQ(kSeekPreRoll, audio_track->GetSeekPreRoll()); |
| |
| size_t audio_codec_private_size; |
| EXPECT_EQ(NULL, audio_track->GetCodecPrivate(audio_codec_private_size)); |
| const unsigned int kPrivateSize = 0; |
| EXPECT_EQ(kPrivateSize, audio_codec_private_size); |
| |
| // -------------------------------------------------------------------------- |
| // Parse the file to do block-level validation. |
| const Cluster* cluster = segment_->GetFirst(); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_FALSE(cluster->EOS()); |
| const unsigned int kSegmentCount = 1; |
| EXPECT_EQ(kSegmentCount, segment_->GetCount()); |
| |
| // Get the first block |
| const BlockEntry* block_entry; |
| EXPECT_EQ(0, cluster->GetFirst(block_entry)); |
| ASSERT_TRUE(block_entry != NULL); |
| EXPECT_FALSE(block_entry->EOS()); |
| |
| const std::array<int, 3> discard_padding = {{12810000, 127, -128}}; |
| int index = 0; |
| while (block_entry != NULL && !block_entry->EOS()) { |
| const Block* const block = block_entry->GetBlock(); |
| ASSERT_TRUE(block != NULL); |
| EXPECT_FALSE(block->IsInvisible()); |
| EXPECT_EQ(Block::kLacingNone, block->GetLacing()); |
| |
| const std::uint32_t track_number = |
| static_cast<std::uint32_t>(block->GetTrackNumber()); |
| const Track* const track = tracks->GetTrackByNumber(track_number); |
| ASSERT_TRUE(track != NULL); |
| EXPECT_EQ(track->GetNumber(), block->GetTrackNumber()); |
| const unsigned int kContentEncodingCount = 0; |
| EXPECT_EQ(kContentEncodingCount, |
| track->GetContentEncodingCount()); // no encryption |
| |
| const std::int64_t track_type = track->GetType(); |
| EXPECT_EQ(Track::kAudio, track_type); |
| EXPECT_TRUE(block->IsKey()); |
| |
| // All blocks have DiscardPadding. |
| EXPECT_EQ(BlockEntry::kBlockGroup, block_entry->GetKind()); |
| ASSERT_LT(index, static_cast<int>(discard_padding.size())); |
| EXPECT_EQ(discard_padding[index], block->GetDiscardPadding()); |
| ++index; |
| |
| const int frame_count = block->GetFrameCount(); |
| const Block::Frame& frame = block->GetFrame(0); |
| EXPECT_EQ(1, frame_count); |
| EXPECT_GT(frame.len, 0); |
| |
| EXPECT_EQ(0, cluster->GetNext(block_entry, block_entry)); |
| } |
| |
| cluster = segment_->GetNext(cluster); |
| ASSERT_TRUE(cluster != NULL); |
| EXPECT_TRUE(cluster->EOS()); |
| } |
| |
| TEST_F(ParserTest, StereoModeParsedCorrectly) { |
| ASSERT_TRUE(CreateAndLoadSegment("test_stereo_left_right.webm")); |
| const unsigned int kTracksCount = 1; |
| EXPECT_EQ(kTracksCount, segment_->GetTracks()->GetTracksCount()); |
| |
| const VideoTrack* const video_track = dynamic_cast<const VideoTrack*>( |
| segment_->GetTracks()->GetTrackByIndex(0)); |
| |
| EXPECT_EQ(1, video_track->GetStereoMode()); |
| EXPECT_EQ(256, video_track->GetWidth()); |
| EXPECT_EQ(144, video_track->GetHeight()); |
| EXPECT_EQ(128, video_track->GetDisplayWidth()); |
| EXPECT_EQ(144, video_track->GetDisplayHeight()); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecLevelTest) { |
| const int kCodecPrivateLength = 3; |
| const uint8_t good_codec_private_level[kCodecPrivateLength] = {2, 1, 11}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&good_codec_private_level[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.profile); |
| EXPECT_EQ(11, features.level); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.bit_depth); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, |
| features.chroma_subsampling); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecProfileTest) { |
| const int kCodecPrivateLength = 3; |
| const uint8_t good_codec_private_profile[kCodecPrivateLength] = {1, 1, 1}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&good_codec_private_profile[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(1, features.profile); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.level); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.bit_depth); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, |
| features.chroma_subsampling); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecBitDepthTest) { |
| const int kCodecPrivateLength = 3; |
| const uint8_t good_codec_private_profile[kCodecPrivateLength] = {3, 1, 8}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&good_codec_private_profile[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.profile); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.level); |
| EXPECT_EQ(8, features.bit_depth); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, |
| features.chroma_subsampling); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecChromaSubsamplingTest) { |
| const int kCodecPrivateLength = 3; |
| const uint8_t good_codec_private_profile[kCodecPrivateLength] = {4, 1, 0}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&good_codec_private_profile[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.profile); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.level); |
| EXPECT_EQ(libwebm::Vp9CodecFeatures::kValueNotPresent, features.bit_depth); |
| EXPECT_EQ(0, features.chroma_subsampling); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecProfileLevelTest) { |
| const int kCodecPrivateLength = 6; |
| const uint8_t codec_private[kCodecPrivateLength] = {1, 1, 1, 2, 1, 11}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&codec_private[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(1, features.profile); |
| EXPECT_EQ(11, features.level); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecAllTest) { |
| const int kCodecPrivateLength = 12; |
| const uint8_t codec_private[kCodecPrivateLength] = {1, 1, 1, 2, 1, 11, |
| 3, 1, 8, 4, 1, 0}; |
| libwebm::Vp9CodecFeatures features; |
| EXPECT_TRUE(libwebm::ParseVpxCodecPrivate(&codec_private[0], |
| kCodecPrivateLength, &features)); |
| EXPECT_EQ(1, features.profile); |
| EXPECT_EQ(11, features.level); |
| EXPECT_EQ(8, features.bit_depth); |
| EXPECT_EQ(0, features.chroma_subsampling); |
| } |
| |
| TEST_F(ParserTest, Vp9CodecPrivateBadTest) { |
| const int kCodecPrivateLength = 3; |
| libwebm::Vp9CodecFeatures features; |
| // Test invalid codec private data; all of these should return false. |
| const uint8_t bad_codec_private[kCodecPrivateLength] = {0, 0, 0}; |
| EXPECT_FALSE( |
| libwebm::ParseVpxCodecPrivate(NULL, kCodecPrivateLength, &features)); |
| EXPECT_FALSE( |
| libwebm::ParseVpxCodecPrivate(&bad_codec_private[0], 0, &features)); |
| EXPECT_FALSE(libwebm::ParseVpxCodecPrivate(&bad_codec_private[0], |
| kCodecPrivateLength, &features)); |
| const uint8_t good_codec_private_level[kCodecPrivateLength] = {2, 1, 11}; |
| |
| // Test parse of codec private chunks, but lie about length. |
| EXPECT_FALSE( |
| libwebm::ParseVpxCodecPrivate(&bad_codec_private[0], 0, &features)); |
| EXPECT_FALSE(libwebm::ParseVpxCodecPrivate(&good_codec_private_level[0], 0, |
| &features)); |
| EXPECT_FALSE(libwebm::ParseVpxCodecPrivate(&good_codec_private_level[0], |
| kCodecPrivateLength, NULL)); |
| } |
| |
| } // namespace test |
| |
| int main(int argc, char* argv[]) { |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |