shaka-packager/packager/mpd/base/xml/xml_node_unittest.cc

771 lines
26 KiB
C++

// Copyright 2014 Google LLC. 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 <packager/mpd/base/xml/xml_node.h>
#include <list>
#include <absl/flags/declare.h>
#include <absl/flags/flag.h>
#include <glog/logging.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <libxml/tree.h>
#include <packager/flag_saver.h>
#include <packager/mpd/base/segment_info.h>
#include <packager/mpd/test/mpd_builder_test_helper.h>
#include <packager/mpd/test/xml_compare.h>
ABSL_DECLARE_FLAG(bool, segment_template_constant_duration);
ABSL_DECLARE_FLAG(bool, dash_add_last_segment_number_when_needed);
using ::testing::ElementsAre;
namespace shaka {
namespace xml {
namespace {
// Template so that it works for ContentProtectionXml and
// ContentProtectionXml::Element.
template <typename XmlElement>
void AddAttribute(const std::string& name,
const std::string& value,
XmlElement* content_protection_xml) {
MediaInfo::ContentProtectionXml::AttributeNameValuePair* attribute =
content_protection_xml->add_attributes();
attribute->set_name(name);
attribute->set_value(value);
}
} // namespace
// Make sure XmlEqual() is functioning correctly.
// TODO(rkuroiwa): Move this to a separate file. This requires it to be TEST
// due to gtest /test
TEST(XmlNodeTest, MetaTestXmlElementsEqual) {
static const char kXml1[] =
"<A>\n"
" <B\n"
" c=\"1\""
" e=\"foobar\""
" somelongnameattribute=\"somevalue\">\n"
" <Bchild childvalue=\"3\"\n"
" f=\"4\"/>\n"
" </B>\n"
" <C />\n"
"</A>";
// This is same as kXml1 but the attributes are reordered. Note that the
// children are not reordered.
static const char kXml1AttributeReorder[] =
"<A>\n"
" <B\n"
" c=\"1\""
" somelongnameattribute=\"somevalue\"\n"
" e=\"foobar\">"
" <Bchild childvalue=\"3\"\n"
" f=\"4\"/>\n"
" </B>\n"
" <C />\n"
"</A>";
// <C> is before <B>.
static const char kXml1ChildrenReordered[] =
"<A>\n"
" <C />\n"
" <B\n"
" d=\"2\""
" c=\"1\""
" somelongnameattribute=\"somevalue\"\n"
" e=\"foobar\">"
" <Bchild childvalue=\"3\"\n"
" f=\"4\"/>\n"
" </B>\n"
"</A>";
// <C> is before <B>.
static const char kXml1RemovedAttributes[] =
"<A>\n"
" <B\n"
" d=\"2\"\n>"
" <Bchild f=\"4\"/>\n"
" </B>\n"
" <C />\n"
"</A>";
static const char kXml2[] =
"<A>\n"
" <C />\n"
"</A>";
// In XML <C />, <C></C>, and <C/> mean the same thing.
static const char kXml2DifferentSyntax[] =
"<A>\n"
" <C></C>\n"
"</A>";
static const char kXml2MoreDifferentSyntax[] =
"<A>\n"
" <C/>\n"
"</A>";
// Identity.
ASSERT_TRUE(XmlEqual(kXml1, kXml1));
// Equivalent.
ASSERT_TRUE(XmlEqual(kXml1, kXml1AttributeReorder));
ASSERT_TRUE(XmlEqual(kXml2, kXml2DifferentSyntax));
ASSERT_TRUE(XmlEqual(kXml2, kXml2MoreDifferentSyntax));
// Different.
ASSERT_FALSE(XmlEqual(kXml1, kXml2));
ASSERT_FALSE(XmlEqual(kXml1, kXml1ChildrenReordered));
ASSERT_FALSE(XmlEqual(kXml1, kXml1RemovedAttributes));
ASSERT_FALSE(XmlEqual(kXml1AttributeReorder, kXml1ChildrenReordered));
}
// Verify that if contents are different, XmlEqual returns false.
// This is to catch the case where just using xmlNodeGetContent() on elements
// that have subelements don't quite work well.
// xmlNodeGetContent(<A>) (for both <A>s) will return "content1content2".
// But if it is run on <B> for the first XML, it will return "content1", but
// for second XML will return "c".
TEST(XmlNodeTest, MetaTestXmlEqualDifferentContent) {
ASSERT_FALSE(XmlEqual(
"<A><B>content1</B><B>content2</B></A>",
"<A><B>c</B><B>ontent1content2</B></A>"));
}
TEST(XmlNodeTest, ExtractReferencedNamespaces) {
XmlNode grand_child_with_namespace("grand_ns:grand_child");
grand_child_with_namespace.SetContent("grand child content");
XmlNode child("child1");
child.SetContent("child1 content");
ASSERT_TRUE(child.AddChild(std::move(grand_child_with_namespace)));
XmlNode child_with_namespace("child_ns:child2");
child_with_namespace.SetContent("child2 content");
XmlNode root("root");
ASSERT_TRUE(root.AddChild(std::move(child)));
ASSERT_TRUE(root.AddChild(std::move(child_with_namespace)));
EXPECT_THAT(root.ExtractReferencedNamespaces(),
ElementsAre("child_ns", "grand_ns"));
}
TEST(XmlNodeTest, ExtractReferencedNamespacesFromAttributes) {
XmlNode child("child");
ASSERT_TRUE(child.SetStringAttribute("child_attribute_ns:attribute",
"child attribute value"));
XmlNode root("root");
ASSERT_TRUE(root.AddChild(std::move(child)));
ASSERT_TRUE(root.SetStringAttribute("root_attribute_ns:attribute",
"root attribute value"));
EXPECT_THAT(root.ExtractReferencedNamespaces(),
ElementsAre("child_attribute_ns", "root_attribute_ns"));
}
// Verify that AddContentProtectionElements work.
// xmlReadMemory() (used in XmlEqual()) doesn't like XML fragments that have
// namespaces without context, e.g. <cenc:pssh> element.
// The MpdBuilderTests work because the MPD element has xmlns:cenc attribute.
// Tests that have <cenc:pssh> is in mpd_builder_unittest.
TEST(XmlNodeTest, AddContentProtectionElements) {
std::list<ContentProtectionElement> content_protections;
ContentProtectionElement content_protection_widevine;
content_protection_widevine.scheme_id_uri =
"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed";
content_protection_widevine.value = "SOME bogus Widevine DRM version";
Element any_element;
any_element.name = "AnyElement";
any_element.content = "any content";
content_protection_widevine.subelements.push_back(any_element);
content_protections.push_back(content_protection_widevine);
ContentProtectionElement content_protection_clearkey;
content_protection_clearkey.scheme_id_uri =
"urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b";
content_protections.push_back(content_protection_clearkey);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddContentProtectionElements(content_protections));
EXPECT_THAT(
representation,
XmlNodeEqual(
"<Representation>\n"
" <ContentProtection\n"
" schemeIdUri=\"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed\"\n"
" value=\"SOME bogus Widevine DRM version\">\n"
" <AnyElement>any content</AnyElement>\n"
" </ContentProtection>\n"
" <ContentProtection\n"
" schemeIdUri=\"urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b\">"
" </ContentProtection>\n"
"</Representation>"));
}
TEST(XmlNodeTest, AddEC3AudioInfo) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ec-3");
audio_info.set_sampling_frequency(48000);
audio_info.mutable_codec_specific_data()->set_channel_mask(0xF801);
audio_info.mutable_codec_specific_data()->set_channel_mpeg_value(
0xFFFFFFFF);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(
representation,
XmlNodeEqual(
"<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"tag:dolby.com,2014:dash:audio_channel_configuration:2011\"\n"
" value=\"F801\"/>\n"
"</Representation>\n"));
}
TEST(XmlNodeTest, AddEC3AudioInfoMPEGScheme) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ec-3");
audio_info.set_sampling_frequency(48000);
audio_info.mutable_codec_specific_data()->set_channel_mask(0xF801);
audio_info.mutable_codec_specific_data()->set_channel_mpeg_value(6);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(representation,
XmlNodeEqual("<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"urn:mpeg:mpegB:cicp:ChannelConfiguration\"\n"
" value=\"6\"/>\n"
"</Representation>\n"));
}
TEST(XmlNodeTest, AddEC3AudioInfoMPEGSchemeJOC) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ec-3");
audio_info.set_sampling_frequency(48000);
audio_info.mutable_codec_specific_data()->set_channel_mask(0xF801);
audio_info.mutable_codec_specific_data()->set_channel_mpeg_value(6);
audio_info.mutable_codec_specific_data()->set_ec3_joc_complexity(16);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(
representation,
XmlNodeEqual(
"<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"urn:mpeg:mpegB:cicp:ChannelConfiguration\"\n"
" value=\"6\"/>\n"
" <SupplementalProperty\n"
" schemeIdUri=\n"
" \"tag:dolby.com,2018:dash:EC3_ExtensionType:2018\"\n"
" value=\"JOC\"/>\n"
" <SupplementalProperty\n"
" schemeIdUri=\n"
" \"tag:dolby.com,2018:dash:EC3_ExtensionComplexityIndex:2018\"\n"
" value=\"16\"/>\n"
"</Representation>\n"));
}
TEST(XmlNodeTest, AddAC4AudioInfo) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ac-4.02.01.02");
audio_info.set_sampling_frequency(48000);
auto* codec_data = audio_info.mutable_codec_specific_data();
codec_data->set_channel_mpeg_value(0xFFFFFFFF);
codec_data->set_channel_mask(0x0000C7);
codec_data->set_ac4_ims_flag(false);
codec_data->set_ac4_cbi_flag(false);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(
representation,
XmlNodeEqual(
"<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"tag:dolby.com,2015:dash:audio_channel_configuration:2015\"\n"
" value=\"0000C7\"/>\n"
"</Representation>\n"));
}
TEST(XmlNodeTest, AddAC4AudioInfoMPEGScheme) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ac-4.02.01.00");
audio_info.set_sampling_frequency(48000);
auto* codec_data = audio_info.mutable_codec_specific_data();
codec_data->set_channel_mpeg_value(2);
codec_data->set_channel_mask(0x000001);
codec_data->set_ac4_ims_flag(false);
codec_data->set_ac4_cbi_flag(false);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(representation,
XmlNodeEqual("<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"urn:mpeg:mpegB:cicp:ChannelConfiguration\"\n"
" value=\"2\"/>\n"
"</Representation>\n"));
}
TEST(XmlNodeTest, AddAC4AudioInfoMPEGSchemeIMS) {
MediaInfo::AudioInfo audio_info;
audio_info.set_codec("ac-4.02.02.00");
audio_info.set_sampling_frequency(48000);
auto* codec_data = audio_info.mutable_codec_specific_data();
codec_data->set_channel_mpeg_value(2);
codec_data->set_channel_mask(0x000001);
codec_data->set_ac4_ims_flag(true);
codec_data->set_ac4_cbi_flag(false);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddAudioInfo(audio_info));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation audioSamplingRate=\"48000\">\n"
" <AudioChannelConfiguration\n"
" schemeIdUri=\n"
" \"urn:mpeg:mpegB:cicp:ChannelConfiguration\"\n"
" value=\"2\"/>\n"
" <SupplementalProperty\n"
" schemeIdUri=\n"
" \"tag:dolby.com,2016:dash:virtualized_content:2016\"\n"
" value=\"1\"/>\n"
"</Representation>\n"));
}
class LiveSegmentTimelineTest : public ::testing::Test {
public:
LiveSegmentTimelineTest()
: saver(&FLAGS_segment_template_constant_duration) {}
protected:
void SetUp() override {
absl::SetFlag(&FLAGS_segment_template_constant_duration, true);
media_info_.set_segment_template_url("$Number$.m4s");
}
MediaInfo media_info_;
private:
FlagSaver<bool> saver;
};
TEST_F(LiveSegmentTimelineTest, OneSegmentInfo) {
const uint32_t kStartNumber = 1;
const int64_t kStartTime = 0;
const int64_t kDuration = 100;
const uint64_t kRepeat = 9;
const bool kIsLowLatency = false;
std::list<SegmentInfo> segment_infos = {
{kStartTime, kDuration, kRepeat},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" "
" startNumber=\"1\" duration=\"100\"/>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, OneSegmentInfoNonZeroStartTime) {
const uint32_t kStartNumber = 1;
const int64_t kNonZeroStartTime = 500;
const int64_t kDuration = 100;
const uint64_t kRepeat = 9;
const bool kIsLowLatency = false;
std::list<SegmentInfo> segment_infos = {
{kNonZeroStartTime, kDuration, kRepeat},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(representation,
XmlNodeEqual(
"<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" startNumber=\"1\">"
" <SegmentTimeline>"
" <S t=\"500\" d=\"100\" r=\"9\"/>"
" </SegmentTimeline>"
" </SegmentTemplate>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, OneSegmentInfoMatchingStartTimeAndNumber) {
const uint32_t kStartNumber = 6;
const int64_t kNonZeroStartTime = 500;
const int64_t kDuration = 100;
const uint64_t kRepeat = 9;
const bool kIsLowLatency = false;
std::list<SegmentInfo> segment_infos = {
{kNonZeroStartTime, kDuration, kRepeat},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" "
" startNumber=\"6\" duration=\"100\"/>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, AllSegmentsSameDurationExpectLastOne) {
const uint32_t kStartNumber = 1;
const bool kIsLowLatency = false;
const int64_t kStartTime1 = 0;
const int64_t kDuration1 = 100;
const uint64_t kRepeat1 = 9;
const int64_t kStartTime2 = kStartTime1 + (kRepeat1 + 1) * kDuration1;
const int64_t kDuration2 = 200;
const uint64_t kRepeat2 = 0;
std::list<SegmentInfo> segment_infos = {
{kStartTime1, kDuration1, kRepeat1},
{kStartTime2, kDuration2, kRepeat2},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" "
" startNumber=\"1\" duration=\"100\"/>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, SecondSegmentInfoNonZeroRepeat) {
const uint32_t kStartNumber = 1;
const bool kIsLowLatency = false;
const int64_t kStartTime1 = 0;
const int64_t kDuration1 = 100;
const uint64_t kRepeat1 = 9;
const int64_t kStartTime2 = kStartTime1 + (kRepeat1 + 1) * kDuration1;
const int64_t kDuration2 = 200;
const uint64_t kRepeat2 = 1;
std::list<SegmentInfo> segment_infos = {
{kStartTime1, kDuration1, kRepeat1},
{kStartTime2, kDuration2, kRepeat2},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(representation,
XmlNodeEqual(
"<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" startNumber=\"1\">"
" <SegmentTimeline>"
" <S t=\"0\" d=\"100\" r=\"9\"/>"
" <S t=\"1000\" d=\"200\" r=\"1\"/>"
" </SegmentTimeline>"
" </SegmentTemplate>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, TwoSegmentInfoWithGap) {
const uint32_t kStartNumber = 1;
const bool kIsLowLatency = false;
const int64_t kStartTime1 = 0;
const int64_t kDuration1 = 100;
const uint64_t kRepeat1 = 9;
const uint64_t kGap = 100;
const int64_t kStartTime2 = kGap + kStartTime1 + (kRepeat1 + 1) * kDuration1;
const int64_t kDuration2 = 200;
const uint64_t kRepeat2 = 0;
std::list<SegmentInfo> segment_infos = {
{kStartTime1, kDuration1, kRepeat1},
{kStartTime2, kDuration2, kRepeat2},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(representation,
XmlNodeEqual(
"<Representation>"
" <SegmentTemplate media=\"$Number$.m4s\" startNumber=\"1\">"
" <SegmentTimeline>"
" <S t=\"0\" d=\"100\" r=\"9\"/>"
" <S t=\"1100\" d=\"200\"/>"
" </SegmentTimeline>"
" </SegmentTemplate>"
"</Representation>"));
}
TEST_F(LiveSegmentTimelineTest, LastSegmentNumberSupplementalProperty) {
const uint32_t kStartNumber = 1;
const int64_t kStartTime = 0;
const int64_t kDuration = 100;
const uint64_t kRepeat = 9;
const bool kIsLowLatency = false;
std::list<SegmentInfo> segment_infos = {
{kStartTime, kDuration, kRepeat},
};
RepresentationXmlNode representation;
FlagSaver<bool> segment_number_saver(
&FLAGS_dash_add_last_segment_number_when_needed);
absl::SetFlag(&FLAGS_dash_add_last_segment_number_when_needed, true);
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
"<SupplementalProperty schemeIdUri=\"http://dashif.org/"
"guidelines/last-segment-number\" value=\"10\"/>"
" <SegmentTemplate media=\"$Number$.m4s\" "
" startNumber=\"1\" duration=\"100\"/>"
"</Representation>"));
}
// Creating a separate Test Suite for RepresentationXmlNode::AddVODOnlyInfo
class OnDemandVODSegmentTest : public ::testing::Test {
};
TEST_F(OnDemandVODSegmentTest, SegmentBase) {
const char kTestMediaInfo[] =
"audio_info {\n"
" codec: 'mp4a.40.2'\n"
" sampling_frequency: 44100\n"
" time_scale: 44100\n"
" num_channels: 2\n"
"}\n"
"init_range {\n"
" begin: 0\n"
" end: 863\n"
"}\n"
"index_range {\n"
" begin: 864\n"
" end: 931\n"
"}\n"
"media_file_url: 'encrypted_audio.mp4'\n"
"media_duration_seconds: 24.009434\n"
"reference_time_scale: 44100\n"
"presentation_time_offset: 100\n";
const MediaInfo media_info = ConvertToMediaInfo(kTestMediaInfo);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddVODOnlyInfo(media_info, false, 100));
EXPECT_THAT(representation,
XmlNodeEqual("<Representation>"
"<BaseURL>encrypted_audio.mp4</BaseURL>"
"<SegmentBase indexRange=\"864-931\" "
"timescale=\"44100\" presentationTimeOffset=\"100\">"
"<Initialization range=\"0-863\"/>"
"</SegmentBase>"
"</Representation>"));
}
TEST_F(OnDemandVODSegmentTest, TextInfoBaseUrl) {
const char kTextMediaInfo[] =
"text_info {\n"
" codec: 'ttml'\n"
" language: 'en'\n"
" type: SUBTITLE\n"
"}\n"
"media_duration_seconds: 35\n"
"bandwidth: 1000\n"
"media_file_url: 'subtitle.xml'\n"
"container_type: CONTAINER_TEXT\n";
const MediaInfo media_info = ConvertToMediaInfo(kTextMediaInfo);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddVODOnlyInfo(media_info, false, 100));
EXPECT_THAT(representation, XmlNodeEqual("<Representation>"
"<BaseURL>subtitle.xml</BaseURL>"
"</Representation>"));
}
TEST_F(OnDemandVODSegmentTest, TextInfoWithPresentationOffset) {
const char kTextMediaInfo[] =
"text_info {\n"
" codec: 'ttml'\n"
" language: 'en'\n"
" type: SUBTITLE\n"
"}\n"
"media_duration_seconds: 35\n"
"bandwidth: 1000\n"
"media_file_url: 'subtitle.xml'\n"
"container_type: CONTAINER_TEXT\n"
"presentation_time_offset: 100\n";
const MediaInfo media_info = ConvertToMediaInfo(kTextMediaInfo);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddVODOnlyInfo(media_info, false, 100));
EXPECT_THAT(representation,
XmlNodeEqual("<Representation>"
"<SegmentList presentationTimeOffset=\"100\">"
"<SegmentURL media=\"subtitle.xml\"/>"
"</SegmentList>"
"</Representation>"));
}
TEST_F(OnDemandVODSegmentTest, SegmentListWithoutUrls) {
const char kTestMediaInfo[] =
"audio_info {\n"
" codec: 'mp4a.40.2'\n"
" sampling_frequency: 44100\n"
" time_scale: 44100\n"
" num_channels: 2\n"
"}\n"
"init_range {\n"
" begin: 0\n"
" end: 863\n"
"}\n"
"index_range {\n"
" begin: 864\n"
" end: 931\n"
"}\n"
"media_file_url: 'encrypted_audio.mp4'\n"
"media_duration_seconds: 24.009434\n"
"reference_time_scale: 44100\n"
"presentation_time_offset: 100\n";
const MediaInfo media_info = ConvertToMediaInfo(kTestMediaInfo);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddVODOnlyInfo(media_info, true, 100));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
"<BaseURL>encrypted_audio.mp4</BaseURL>"
"<SegmentList timescale=\"44100\" duration=\"4410000\" "
"presentationTimeOffset=\"100\">"
"<Initialization range=\"0-863\"/>"
"</SegmentList>"
"</Representation>"));
}
TEST_F(OnDemandVODSegmentTest, SegmentUrlWithMediaRanges) {
const char kTextMediaInfo[] =
"audio_info {\n"
" codec: 'mp4a.40.2'\n"
" sampling_frequency: 44100\n"
" time_scale: 44100\n"
" num_channels: 2\n"
"}\n"
"init_range {\n"
" begin: 0\n"
" end: 863\n"
"}\n"
"index_range {\n"
" begin: 864\n"
" end: 931\n"
"}\n"
"media_file_url: 'encrypted_audio.mp4'\n"
"media_duration_seconds: 24.009434\n"
"reference_time_scale: 44100\n"
"presentation_time_offset: 100\n"
"subsegment_ranges {\n"
" begin: 932\n"
" end: 9999\n"
"}\n"
"subsegment_ranges {\n"
" begin: 10000\n"
" end: 11000\n"
"}\n";
const MediaInfo media_info = ConvertToMediaInfo(kTextMediaInfo);
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddVODOnlyInfo(media_info, true, 100));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
"<BaseURL>encrypted_audio.mp4</BaseURL>"
"<SegmentList timescale=\"44100\" duration=\"4410000\" "
"presentationTimeOffset=\"100\">"
"<Initialization range=\"0-863\"/>"
"<SegmentURL mediaRange=\"932-9999\"/>"
"<SegmentURL mediaRange=\"10000-11000\"/>"
"</SegmentList>"
"</Representation>"));
}
class LowLatencySegmentTest : public ::testing::Test {
protected:
void SetUp() override {
media_info_.set_init_segment_url("init.m4s");
media_info_.set_segment_template_url("$Number$.m4s");
media_info_.set_reference_time_scale(90000);
media_info_.set_availability_time_offset(4.9750987314);
media_info_.set_segment_duration(450000);
}
MediaInfo media_info_;
};
TEST_F(LowLatencySegmentTest, LowLatencySegmentTemplate) {
const uint32_t kStartNumber = 1;
const uint64_t kDuration = 100;
const uint64_t kRepeat = 0;
const bool kIsLowLatency = true;
std::list<SegmentInfo> segment_infos = {
{kStartNumber, kDuration, kRepeat},
};
RepresentationXmlNode representation;
ASSERT_TRUE(representation.AddLiveOnlyInfo(media_info_, segment_infos,
kStartNumber, kIsLowLatency));
EXPECT_THAT(
representation,
XmlNodeEqual("<Representation>"
" <SegmentTemplate timescale=\"90000\" duration=\"450000\" "
" availabilityTimeOffset=\"4.9751\" "
" availabilityTimeComplete=\"false\" "
" initialization=\"init.m4s\" "
" media=\"$Number$.m4s\" "
" startNumber=\"1\"/>"
"</Representation>"));
}
} // namespace xml
} // namespace shaka