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shaka-packager/packager/hls/base/master_playlist_unittest.cc

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// Copyright 2016 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "packager/base/files/file_path.h"
#include "packager/file/file.h"
#include "packager/hls/base/master_playlist.h"
#include "packager/hls/base/media_playlist.h"
#include "packager/hls/base/mock_media_playlist.h"
#include "packager/version/version.h"
namespace shaka {
namespace hls {
using base::FilePath;
using ::testing::_;
using ::testing::AtLeast;
using ::testing::NotNull;
using ::testing::Return;
using ::testing::ReturnRef;
using ::testing::SetArgPointee;
using ::testing::StrEq;
namespace {
const char kDefaultMasterPlaylistName[] = "playlist.m3u8";
const char kDefaultAudioLanguage[] = "en";
const char kDefaultTextLanguage[] = "fr";
const bool kIsIndependentSegments = true;
const uint32_t kWidth = 800;
const uint32_t kHeight = 600;
const uint32_t kEC3JocComplexityZero = 0;
const uint32_t kEC3JocComplexity = 16;
const bool kAC4IMSFlagEnabled = true;
const bool kAC4CBIFlagEnabled = true;
std::unique_ptr<MockMediaPlaylist> CreateVideoPlaylist(
const std::string& filename,
const std::string& codec,
uint64_t max_bitrate,
uint64_t avg_bitrate) {
const char kNoName[] = "";
const char kNoGroup[] = "";
std::unique_ptr<MockMediaPlaylist> playlist(
new MockMediaPlaylist(filename, kNoName, kNoGroup));
playlist->SetStreamTypeForTesting(
MediaPlaylist::MediaPlaylistStreamType::kVideo);
playlist->SetCodecForTesting(codec);
EXPECT_CALL(*playlist, MaxBitrate())
.Times(AtLeast(1))
.WillRepeatedly(Return(max_bitrate));
EXPECT_CALL(*playlist, AvgBitrate())
.Times(AtLeast(1))
.WillRepeatedly(Return(avg_bitrate));
EXPECT_CALL(*playlist, GetDisplayResolution(NotNull(), NotNull()))
.WillRepeatedly(DoAll(SetArgPointee<0>(kWidth), SetArgPointee<1>(kHeight),
Return(true)));
return playlist;
}
std::unique_ptr<MockMediaPlaylist> CreateIframePlaylist(
const std::string& filename,
const std::string& codec,
uint64_t max_bitrate,
uint64_t avg_bitrate) {
auto playlist =
CreateVideoPlaylist(filename, codec, max_bitrate, avg_bitrate);
playlist->SetStreamTypeForTesting(
MediaPlaylist::MediaPlaylistStreamType::kVideoIFramesOnly);
return playlist;
}
std::unique_ptr<MockMediaPlaylist> CreateAudioPlaylist(
const std::string& filename,
const std::string& name,
const std::string& group,
const std::string& codec,
const std::string& language,
uint64_t channels,
uint64_t max_bitrate,
uint64_t avg_bitrate,
uint64_t ec3_joc_complexity,
bool ac4_ims_flag,
bool ac4_cbi_flag) {
std::unique_ptr<MockMediaPlaylist> playlist(
new MockMediaPlaylist(filename, name, group));
EXPECT_CALL(*playlist, GetNumChannels()).WillRepeatedly(Return(channels));
EXPECT_CALL(*playlist, GetEC3JocComplexity())
.WillRepeatedly(Return(ec3_joc_complexity));
EXPECT_CALL(*playlist, GetAC4ImsFlag()).WillRepeatedly(Return(ac4_ims_flag));
EXPECT_CALL(*playlist, GetAC4CbiFlag()).WillRepeatedly(Return(ac4_cbi_flag));
playlist->SetStreamTypeForTesting(
MediaPlaylist::MediaPlaylistStreamType::kAudio);
playlist->SetCodecForTesting(codec);
playlist->SetLanguageForTesting(language);
EXPECT_CALL(*playlist, MaxBitrate())
.Times(AtLeast(1))
.WillRepeatedly(Return(max_bitrate));
EXPECT_CALL(*playlist, AvgBitrate())
.Times(AtLeast(1))
.WillRepeatedly(Return(avg_bitrate));
ON_CALL(*playlist, GetDisplayResolution(NotNull(), NotNull()))
.WillByDefault(Return(false));
return playlist;
}
std::unique_ptr<MockMediaPlaylist> CreateTextPlaylist(
const std::string& filename,
const std::string& name,
const std::string& group,
const std::string& codec,
const std::string& language) {
std::unique_ptr<MockMediaPlaylist> playlist(
new MockMediaPlaylist(filename, name, group));
playlist->SetStreamTypeForTesting(
MediaPlaylist::MediaPlaylistStreamType::kSubtitle);
playlist->SetCodecForTesting(codec);
playlist->SetLanguageForTesting(language);
return playlist;
}
} // namespace
class MasterPlaylistTest : public ::testing::Test {
protected:
MasterPlaylistTest()
: master_playlist_(new MasterPlaylist(kDefaultMasterPlaylistName,
kDefaultAudioLanguage,
kDefaultTextLanguage,
!kIsIndependentSegments)),
test_output_dir_("memory://test_dir"),
master_playlist_path_(
FilePath::FromUTF8Unsafe(test_output_dir_)
.Append(FilePath::FromUTF8Unsafe(kDefaultMasterPlaylistName))
.AsUTF8Unsafe()) {}
void SetUp() override { SetPackagerVersionForTesting("test"); }
std::unique_ptr<MasterPlaylist> master_playlist_;
std::string test_output_dir_;
std::string master_playlist_path_;
};
TEST_F(MasterPlaylistTest, WriteMasterPlaylistOneVideo) {
const uint64_t kMaxBitrate = 435889;
const uint64_t kAvgBitrate = 235889;
std::unique_ptr<MockMediaPlaylist> mock_playlist =
CreateVideoPlaylist("media1.m3u8", "avc1", kMaxBitrate, kAvgBitrate);
const char kBaseUrl[] = "http://myplaylistdomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
{mock_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=435889,AVERAGE-BANDWIDTH=235889,"
"CODECS=\"avc1\",RESOLUTION=800x600\n"
"http://myplaylistdomain.com/media1.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest,
WriteMasterPlaylistOneVideoWithIndependentSegments) {
const uint64_t kMaxBitrate = 435889;
const uint64_t kAvgBitrate = 235889;
master_playlist_.reset(new MasterPlaylist(
kDefaultMasterPlaylistName,
kDefaultAudioLanguage,
kDefaultTextLanguage,
kIsIndependentSegments));
std::unique_ptr<MockMediaPlaylist> mock_playlist =
CreateVideoPlaylist("media1.m3u8", "avc1", kMaxBitrate, kAvgBitrate);
const char kBaseUrl[] = "http://myplaylistdomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl,
test_output_dir_,
{mock_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n#EXT-X-INDEPENDENT-SEGMENTS\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=435889,AVERAGE-BANDWIDTH=235889,"
"CODECS=\"avc1\",RESOLUTION=800x600\n"
"http://myplaylistdomain.com/media1.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistOneVideoWithFrameRate) {
const uint64_t kMaxBitrate = 435889;
const uint64_t kAvgBitrate = 235889;
const double kFrameRate = 60;
std::unique_ptr<MockMediaPlaylist> mock_playlist =
CreateVideoPlaylist("media1.m3u8", "avc1", kMaxBitrate, kAvgBitrate);
EXPECT_CALL(*mock_playlist, GetFrameRate()).WillOnce(Return(kFrameRate));
const char kBaseUrl[] = "http://myplaylistdomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
{mock_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=435889,AVERAGE-BANDWIDTH=235889,"
"CODECS=\"avc1\",RESOLUTION=800x600,FRAME-RATE=60.000\n"
"http://myplaylistdomain.com/media1.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistOneIframePlaylist) {
const uint64_t kMaxBitrate = 435889;
const uint64_t kAvgBitrate = 235889;
std::unique_ptr<MockMediaPlaylist> mock_playlist =
CreateIframePlaylist("media1.m3u8", "avc1", kMaxBitrate, kAvgBitrate);
EXPECT_CALL(*mock_playlist, GetFrameRate()).Times(0);
const char kBaseUrl[] = "http://myplaylistdomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
{mock_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-I-FRAME-STREAM-INF:BANDWIDTH=435889,AVERAGE-BANDWIDTH=235889,"
"CODECS=\"avc1\",RESOLUTION=800x600,"
"URI=\"http://myplaylistdomain.com/media1.m3u8\"\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistVideoAndAudio) {
const uint64_t kVideo1MaxBitrate = 300000;
const uint64_t kVideo1AvgBitrate = 200000;
const uint64_t kVideo2MaxBitrate = 700000;
const uint64_t kVideo2AvgBitrate = 400000;
const uint64_t kAudio1MaxBitrate = 50000;
const uint64_t kAudio1AvgBitrate = 40000;
const uint64_t kAudio2MaxBitrate = 60000;
const uint64_t kAudio2AvgBitrate = 30000;
const uint64_t kAudio1Channels = 2;
const uint64_t kAudio2Channels = 5;
// First video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> sd_video_playlist = CreateVideoPlaylist(
"sd.m3u8", "sdvideocodec", kVideo1MaxBitrate, kVideo1AvgBitrate);
// Second video, hd.m3u8.
std::unique_ptr<MockMediaPlaylist> hd_video_playlist = CreateVideoPlaylist(
"hd.m3u8", "hdvideocodec", kVideo2MaxBitrate, kVideo2AvgBitrate);
// First audio, english.m3u8.
std::unique_ptr<MockMediaPlaylist> english_playlist = CreateAudioPlaylist(
"eng.m3u8", "english", "audiogroup", "audiocodec", "en", kAudio1Channels,
kAudio1MaxBitrate, kAudio1AvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
// Second audio, spanish.m3u8.
std::unique_ptr<MockMediaPlaylist> spanish_playlist = CreateAudioPlaylist(
"spa.m3u8", "espanol", "audiogroup", "audiocodec", "es", kAudio2Channels,
kAudio2MaxBitrate, kAudio2AvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_,
{sd_video_playlist.get(), hd_video_playlist.get(), english_playlist.get(),
spanish_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"audiogroup\",LANGUAGE=\"en\",NAME=\"english\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/spa.m3u8\","
"GROUP-ID=\"audiogroup\",LANGUAGE=\"es\",NAME=\"espanol\","
"AUTOSELECT=YES,CHANNELS=\"5\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=360000,AVERAGE-BANDWIDTH=240000,"
"CODECS=\"sdvideocodec,audiocodec\","
"RESOLUTION=800x600,AUDIO=\"audiogroup\"\n"
"http://playlists.org/sd.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=760000,AVERAGE-BANDWIDTH=440000,"
"CODECS=\"hdvideocodec,audiocodec\","
"RESOLUTION=800x600,AUDIO=\"audiogroup\"\n"
"http://playlists.org/hd.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistMultipleAudioGroups) {
const uint64_t kVideoMaxBitrate = 300000;
const uint64_t kVideoAvgBitrate = 200000;
const uint64_t kAudio1MaxBitrate = 50000;
const uint64_t kAudio1AvgBitrate = 40000;
const uint64_t kAudio2MaxBitrate = 100000;
const uint64_t kAudio2AvgBitrate = 70000;
const uint64_t kAudio1Channels = 1;
const uint64_t kAudio2Channels = 8;
// First video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> video_playlist = CreateVideoPlaylist(
"video.m3u8", "videocodec", kVideoMaxBitrate, kVideoAvgBitrate);
// First audio, eng_lo.m3u8.
std::unique_ptr<MockMediaPlaylist> eng_lo_playlist = CreateAudioPlaylist(
"eng_lo.m3u8", "english_lo", "audio_lo", "audiocodec_lo", "en",
kAudio1Channels, kAudio1MaxBitrate, kAudio1AvgBitrate,
kEC3JocComplexityZero, !kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
// Second audio, eng_hi.m3u8.
std::unique_ptr<MockMediaPlaylist> eng_hi_playlist = CreateAudioPlaylist(
"eng_hi.m3u8", "english_hi", "audio_hi", "audiocodec_hi", "en",
kAudio2Channels, kAudio2MaxBitrate, kAudio2AvgBitrate,
kEC3JocComplexityZero, !kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
const char kBaseUrl[] = "http://anydomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_,
{video_playlist.get(), eng_lo_playlist.get(), eng_hi_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://anydomain.com/eng_hi.m3u8\","
"GROUP-ID=\"audio_hi\",LANGUAGE=\"en\",NAME=\"english_hi\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"8\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://anydomain.com/eng_lo.m3u8\","
"GROUP-ID=\"audio_lo\",LANGUAGE=\"en\",NAME=\"english_lo\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"1\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=400000,AVERAGE-BANDWIDTH=270000,"
"CODECS=\"videocodec,audiocodec_hi\","
"RESOLUTION=800x600,AUDIO=\"audio_hi\"\n"
"http://anydomain.com/video.m3u8\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=240000,"
"CODECS=\"videocodec,audiocodec_lo\","
"RESOLUTION=800x600,AUDIO=\"audio_lo\"\n"
"http://anydomain.com/video.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistSameAudioGroupSameLanguage) {
// First video, video.m3u8.
std::unique_ptr<MockMediaPlaylist> video_playlist =
CreateVideoPlaylist("video.m3u8", "videocodec", 300000, 200000);
// First audio, eng_lo.m3u8.
std::unique_ptr<MockMediaPlaylist> eng_lo_playlist = CreateAudioPlaylist(
"eng_lo.m3u8", "english", "audio", "audiocodec", "en", 1, 50000, 40000,
kEC3JocComplexityZero, !kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
std::unique_ptr<MockMediaPlaylist> eng_hi_playlist = CreateAudioPlaylist(
"eng_hi.m3u8", "english", "audio", "audiocodec", "en", 8, 100000, 80000,
kEC3JocComplexityZero, !kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
const char kBaseUrl[] = "http://anydomain.com/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_,
{video_playlist.get(), eng_lo_playlist.get(), eng_hi_playlist.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://anydomain.com/eng_lo.m3u8\","
"GROUP-ID=\"audio\",LANGUAGE=\"en\",NAME=\"english\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"1\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://anydomain.com/eng_hi.m3u8\","
"GROUP-ID=\"audio\",LANGUAGE=\"en\",NAME=\"english\",CHANNELS=\"8\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=400000,AVERAGE-BANDWIDTH=280000,"
"CODECS=\"videocodec,audiocodec\",RESOLUTION=800x600,AUDIO=\"audio\"\n"
"http://anydomain.com/video.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistVideosAndTexts) {
// Video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> video1 =
CreateVideoPlaylist("sd.m3u8", "sdvideocodec", 300000, 200000);
// Video, hd.m3u8.
std::unique_ptr<MockMediaPlaylist> video2 =
CreateVideoPlaylist("hd.m3u8", "sdvideocodec", 600000, 500000);
// Text, eng.m3u8.
std::unique_ptr<MockMediaPlaylist> text_eng =
CreateTextPlaylist("eng.m3u8", "english", "textgroup", "textcodec", "en");
// Text, fr.m3u8.
std::unique_ptr<MockMediaPlaylist> text_fr =
CreateTextPlaylist("fr.m3u8", "french", "textgroup", "textcodec", "fr");
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_,
{video1.get(), video2.get(), text_eng.get(), text_fr.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"textgroup\",LANGUAGE=\"en\",NAME=\"english\","
"AUTOSELECT=YES\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/fr.m3u8\","
"GROUP-ID=\"textgroup\",LANGUAGE=\"fr\",NAME=\"french\",DEFAULT=YES,"
"AUTOSELECT=YES\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=300000,AVERAGE-BANDWIDTH=200000,"
"CODECS=\"sdvideocodec,textcodec\",RESOLUTION=800x600,"
"SUBTITLES=\"textgroup\"\n"
"http://playlists.org/sd.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=600000,AVERAGE-BANDWIDTH=500000,"
"CODECS=\"sdvideocodec,textcodec\",RESOLUTION=800x600,"
"SUBTITLES=\"textgroup\"\n"
"http://playlists.org/hd.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistVideoAndTextWithCharacteritics) {
// Video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> video =
CreateVideoPlaylist("sd.m3u8", "sdvideocodec", 300000, 200000);
// Text, eng.m3u8.
std::unique_ptr<MockMediaPlaylist> text =
CreateTextPlaylist("eng.m3u8", "english", "textgroup", "textcodec", "en");
text->SetCharacteristicsForTesting(std::vector<std::string>{
"public.accessibility.transcribes-spoken-dialog", "public.easy-to-read"});
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
{video.get(), text.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"textgroup\",LANGUAGE=\"en\",NAME=\"english\",AUTOSELECT=YES,"
"CHARACTERISTICS=\""
"public.accessibility.transcribes-spoken-dialog,public.easy-to-read\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=300000,AVERAGE-BANDWIDTH=200000,"
"CODECS=\"sdvideocodec,textcodec\",RESOLUTION=800x600,"
"SUBTITLES=\"textgroup\"\n"
"http://playlists.org/sd.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistVideoAndTextGroups) {
// Video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> video =
CreateVideoPlaylist("sd.m3u8", "sdvideocodec", 300000, 200000);
// Text, eng.m3u8.
std::unique_ptr<MockMediaPlaylist> text_eng = CreateTextPlaylist(
"eng.m3u8", "english", "en-text-group", "textcodec", "en");
// Text, fr.m3u8.
std::unique_ptr<MockMediaPlaylist> text_fr = CreateTextPlaylist(
"fr.m3u8", "french", "fr-text-group", "textcodec", "fr");
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_,
{video.get(), text_eng.get(), text_fr.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"en-text-group\",LANGUAGE=\"en\",NAME=\"english\","
"AUTOSELECT=YES\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/fr.m3u8\","
"GROUP-ID=\"fr-text-group\",LANGUAGE=\"fr\",NAME=\"french\","
"DEFAULT=YES,AUTOSELECT=YES\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=300000,AVERAGE-BANDWIDTH=200000,"
"CODECS=\"sdvideocodec,textcodec\",RESOLUTION=800x600,"
"SUBTITLES=\"en-text-group\"\n"
"http://playlists.org/sd.m3u8\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=300000,AVERAGE-BANDWIDTH=200000,"
"CODECS=\"sdvideocodec,textcodec\",RESOLUTION=800x600,"
"SUBTITLES=\"fr-text-group\"\n"
"http://playlists.org/sd.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistVideoAndAudioAndText) {
// Video, sd.m3u8.
std::unique_ptr<MockMediaPlaylist> video =
CreateVideoPlaylist("sd.m3u8", "sdvideocodec", 300000, 200000);
// Audio, english.m3u8.
std::unique_ptr<MockMediaPlaylist> audio = CreateAudioPlaylist(
"eng.m3u8", "english", "audiogroup", "audiocodec", "en", 2, 50000, 30000,
kEC3JocComplexityZero, !kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled);
// Text, english.m3u8.
std::unique_ptr<MockMediaPlaylist> text =
CreateTextPlaylist("eng.m3u8", "english", "textgroup", "textcodec", "en");
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(
kBaseUrl, test_output_dir_, {video.get(), audio.get(), text.get()}));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"audiogroup\",LANGUAGE=\"en\",NAME=\"english\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2\"\n"
"\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/eng.m3u8\","
"GROUP-ID=\"textgroup\",LANGUAGE=\"en\",NAME=\"english\","
"AUTOSELECT=YES\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=230000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audiogroup\",SUBTITLES=\"textgroup\"\n"
"http://playlists.org/sd.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistMixedPlaylistsDifferentGroups) {
const uint64_t kAudioChannels = 2;
const uint64_t kAudioMaxBitrate = 50000;
const uint64_t kAudioAvgBitrate = 30000;
const uint64_t kVideoMaxBitrate = 300000;
const uint64_t kVideoAvgBitrate = 100000;
const uint64_t kIframeMaxBitrate = 100000;
const uint64_t kIframeAvgBitrate = 80000;
std::unique_ptr<MockMediaPlaylist> media_playlists[] = {
// AUDIO
CreateAudioPlaylist("audio-1.m3u8", "audio 1", "audio-group-1",
"audiocodec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
CreateAudioPlaylist("audio-2.m3u8", "audio 2", "audio-group-2",
"audiocodec", "fr", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
// SUBTITLES
CreateTextPlaylist("text-1.m3u8", "text 1", "text-group-1", "textcodec",
"en"),
CreateTextPlaylist("text-2.m3u8", "text 2", "text-group-2", "textcodec",
"fr"),
// VIDEO
CreateVideoPlaylist("video-1.m3u8", "sdvideocodec", kVideoMaxBitrate,
kVideoAvgBitrate),
CreateVideoPlaylist("video-2.m3u8", "sdvideocodec", kVideoMaxBitrate,
kVideoAvgBitrate),
// I-Frame
CreateIframePlaylist("iframe-1.m3u8", "sdvideocodec", kIframeMaxBitrate,
kIframeAvgBitrate),
CreateIframePlaylist("iframe-2.m3u8", "sdvideocodec", kIframeMaxBitrate,
kIframeAvgBitrate),
};
// Add all the media playlists to the master playlist.
std::list<MediaPlaylist*> media_playlist_list;
for (const auto& media_playlist : media_playlists) {
media_playlist_list.push_back(media_playlist.get());
}
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
media_playlist_list));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-1.m3u8\","
"GROUP-ID=\"audio-group-1\",LANGUAGE=\"en\",NAME=\"audio 1\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-2.m3u8\","
"GROUP-ID=\"audio-group-2\",LANGUAGE=\"fr\",NAME=\"audio 2\","
"AUTOSELECT=YES,CHANNELS=\"2\"\n"
"\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/text-1.m3u8\","
"GROUP-ID=\"text-group-1\",LANGUAGE=\"en\",NAME=\"text 1\","
"AUTOSELECT=YES\n"
"#EXT-X-MEDIA:TYPE=SUBTITLES,URI=\"http://playlists.org/text-2.m3u8\","
"GROUP-ID=\"text-group-2\",LANGUAGE=\"fr\",NAME=\"text 2\","
"DEFAULT=YES,AUTOSELECT=YES\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-1\",SUBTITLES=\"text-group-1\"\n"
"http://playlists.org/video-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-1\",SUBTITLES=\"text-group-1\"\n"
"http://playlists.org/video-2.m3u8\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-1\",SUBTITLES=\"text-group-2\"\n"
"http://playlists.org/video-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-1\",SUBTITLES=\"text-group-2\"\n"
"http://playlists.org/video-2.m3u8\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-2\",SUBTITLES=\"text-group-1\"\n"
"http://playlists.org/video-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-2\",SUBTITLES=\"text-group-1\"\n"
"http://playlists.org/video-2.m3u8\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-2\",SUBTITLES=\"text-group-2\"\n"
"http://playlists.org/video-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=350000,AVERAGE-BANDWIDTH=130000,"
"CODECS=\"sdvideocodec,audiocodec,textcodec\",RESOLUTION=800x600,"
"AUDIO=\"audio-group-2\",SUBTITLES=\"text-group-2\"\n"
"http://playlists.org/video-2.m3u8\n"
"\n"
"#EXT-X-I-FRAME-STREAM-INF:BANDWIDTH=100000,AVERAGE-BANDWIDTH=80000,"
"CODECS=\"sdvideocodec\",RESOLUTION=800x600,"
"URI=\"http://playlists.org/iframe-1.m3u8\"\n"
"#EXT-X-I-FRAME-STREAM-INF:BANDWIDTH=100000,AVERAGE-BANDWIDTH=80000,"
"CODECS=\"sdvideocodec\",RESOLUTION=800x600,"
"URI=\"http://playlists.org/iframe-2.m3u8\"\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistAudioOnly) {
const uint64_t kAudioChannels = 2;
const uint64_t kAudioMaxBitrate = 50000;
const uint64_t kAudioAvgBitrate = 30000;
std::unique_ptr<MockMediaPlaylist> media_playlists[] = {
// AUDIO
CreateAudioPlaylist("audio-1.m3u8", "audio 1", "audio-group-1",
"audiocodec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
CreateAudioPlaylist("audio-2.m3u8", "audio 2", "audio-group-2",
"audiocodec", "fr", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
};
// Add all the media playlists to the master playlist.
std::list<MediaPlaylist*> media_playlist_list;
for (const auto& media_playlist : media_playlists) {
media_playlist_list.push_back(media_playlist.get());
}
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
media_playlist_list));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-1.m3u8\","
"GROUP-ID=\"audio-group-1\",LANGUAGE=\"en\",NAME=\"audio 1\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-2.m3u8\","
"GROUP-ID=\"audio-group-2\",LANGUAGE=\"fr\",NAME=\"audio 2\","
"AUTOSELECT=YES,CHANNELS=\"2\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-1\"\n"
"http://playlists.org/audio-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-2\"\n"
"http://playlists.org/audio-2.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistAudioOnlyJOC) {
const uint64_t kAudioChannels = 6;
const uint64_t kAudioMaxBitrate = 50000;
const uint64_t kAudioAvgBitrate = 30000;
std::unique_ptr<MockMediaPlaylist> media_playlists[] = {
// AUDIO
CreateAudioPlaylist("audio-1.m3u8", "audio 1", "audio-group-1",
"audiocodec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero, !kAC4IMSFlagEnabled,
!kAC4CBIFlagEnabled),
CreateAudioPlaylist("audio-2.m3u8", "audio 2", "audio-group-2",
"audiocodec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexity, !kAC4IMSFlagEnabled,
!kAC4CBIFlagEnabled),
};
// Add all the media playlists to the master playlist.
std::list<MediaPlaylist*> media_playlist_list;
for (const auto& media_playlist : media_playlists) {
media_playlist_list.push_back(media_playlist.get());
}
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
media_playlist_list));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-1.m3u8\","
"GROUP-ID=\"audio-group-1\",LANGUAGE=\"en\",NAME=\"audio 1\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"6\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-2.m3u8\","
"GROUP-ID=\"audio-group-2\",LANGUAGE=\"en\",NAME=\"audio 2\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"16/JOC\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-1\"\n"
"http://playlists.org/audio-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-2\"\n"
"http://playlists.org/audio-2.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistAudioOnlyAC4IMS) {
const uint64_t kAudioChannels = 2;
const uint64_t kAudioMaxBitrate = 50000;
const uint64_t kAudioAvgBitrate = 30000;
std::unique_ptr<MockMediaPlaylist> media_playlists[] = {
// AUDIO
CreateAudioPlaylist("audio-1.m3u8", "audio 1", "audio-group-1",
"audio1codec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
CreateAudioPlaylist("audio-2.m3u8", "audio 2", "audio-group-2",
"audio2codec", "en", kAudioChannels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
};
// Add all the media playlists to the master playlist.
std::list<MediaPlaylist*> media_playlist_list;
for (const auto& media_playlist : media_playlists) {
media_playlist_list.push_back(media_playlist.get());
}
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
media_playlist_list));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-1.m3u8\","
"GROUP-ID=\"audio-group-1\",LANGUAGE=\"en\",NAME=\"audio 1\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2/IMSA\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-2.m3u8\","
"GROUP-ID=\"audio-group-2\",LANGUAGE=\"en\",NAME=\"audio 2\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"2\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audio1codec\",AUDIO=\"audio-group-1\"\n"
"http://playlists.org/audio-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audio2codec\",AUDIO=\"audio-group-2\"\n"
"http://playlists.org/audio-2.m3u8\n";
ASSERT_EQ(expected, actual);
}
TEST_F(MasterPlaylistTest, WriteMasterPlaylistAudioOnlyAC4CBI) {
const uint64_t kAudio1Channels = 6;
const uint64_t kAudio2Channels = 8;
const uint64_t kAudioMaxBitrate = 50000;
const uint64_t kAudioAvgBitrate = 30000;
std::unique_ptr<MockMediaPlaylist> media_playlists[] = {
// AUDIO
CreateAudioPlaylist("audio-1.m3u8", "audio 1", "audio-group-1",
"audiocodec", "en", kAudio1Channels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, !kAC4CBIFlagEnabled),
CreateAudioPlaylist("audio-2.m3u8", "audio 2", "audio-group-2",
"audiocodec", "en", kAudio2Channels, kAudioMaxBitrate,
kAudioAvgBitrate, kEC3JocComplexityZero,
!kAC4IMSFlagEnabled, kAC4CBIFlagEnabled),
};
// Add all the media playlists to the master playlist.
std::list<MediaPlaylist*> media_playlist_list;
for (const auto& media_playlist : media_playlists) {
media_playlist_list.push_back(media_playlist.get());
}
const char kBaseUrl[] = "http://playlists.org/";
EXPECT_TRUE(master_playlist_->WriteMasterPlaylist(kBaseUrl, test_output_dir_,
media_playlist_list));
std::string actual;
ASSERT_TRUE(File::ReadFileToString(master_playlist_path_.c_str(), &actual));
const std::string expected =
"#EXTM3U\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-1.m3u8\","
"GROUP-ID=\"audio-group-1\",LANGUAGE=\"en\",NAME=\"audio 1\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"6\"\n"
"#EXT-X-MEDIA:TYPE=AUDIO,URI=\"http://playlists.org/audio-2.m3u8\","
"GROUP-ID=\"audio-group-2\",LANGUAGE=\"en\",NAME=\"audio 2\","
"DEFAULT=YES,AUTOSELECT=YES,CHANNELS=\"8/IMSA\"\n"
"\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-1\"\n"
"http://playlists.org/audio-1.m3u8\n"
"#EXT-X-STREAM-INF:BANDWIDTH=50000,AVERAGE-BANDWIDTH=30000,"
"CODECS=\"audiocodec\",AUDIO=\"audio-group-2\"\n"
"http://playlists.org/audio-2.m3u8\n";
ASSERT_EQ(expected, actual);
}
} // namespace hls
} // namespace shaka
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