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shaka-packager/packager/hls/base/media_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/file/file_test_util.h"
#include "packager/hls/base/media_playlist.h"
#include "packager/version/version.h"
namespace shaka {
namespace hls {
using ::testing::_;
using ::testing::ReturnArg;
namespace {
const char kDefaultPlaylistFileName[] = "default_playlist.m3u8";
const double kTimeShiftBufferDepth = 20;
const uint64_t kTimeScale = 90000;
const uint64_t kMBytes = 1000000;
const uint64_t kZeroByteOffset = 0;
MATCHER_P(MatchesString, expected_string, "") {
const std::string arg_string(static_cast<const char*>(arg));
*result_listener << "which is " << arg_string.size()
<< " long and the content is " << arg_string;
return expected_string == std::string(static_cast<const char*>(arg));
}
} // namespace
class MediaPlaylistTest : public ::testing::Test {
protected:
MediaPlaylistTest() : MediaPlaylistTest(HlsPlaylistType::kVod) {}
MediaPlaylistTest(HlsPlaylistType type)
: default_file_name_(kDefaultPlaylistFileName),
default_name_("default_name"),
default_group_id_("default_group_id"),
media_playlist_(type,
kTimeShiftBufferDepth,
default_file_name_,
default_name_,
default_group_id_) {}
void SetUp() override {
SetPackagerVersionForTesting("test");
MediaInfo::VideoInfo* video_info =
valid_video_media_info_.mutable_video_info();
video_info->set_codec("avc1");
video_info->set_time_scale(kTimeScale);
video_info->set_frame_duration(3000);
video_info->set_width(1280);
video_info->set_height(720);
video_info->set_pixel_width(1);
video_info->set_pixel_height(1);
valid_video_media_info_.set_reference_time_scale(kTimeScale);
}
const std::string default_file_name_;
const std::string default_name_;
const std::string default_group_id_;
MediaPlaylist media_playlist_;
MediaInfo valid_video_media_info_;
};
class MediaPlaylistMultiSegmentTest : public MediaPlaylistTest {
protected:
MediaPlaylistMultiSegmentTest() : MediaPlaylistTest() {}
// This constructor is for Live and Event playlist tests.
MediaPlaylistMultiSegmentTest(HlsPlaylistType type)
: MediaPlaylistTest(type) {}
void SetUp() override {
MediaPlaylistTest::SetUp();
// This is just set to be consistent with the multisegment format and used
// as a switch in MediaPlaylist.
// The template string doesn't really matter.
valid_video_media_info_.set_segment_template("file$Number$.ts");
}
};
class MediaPlaylistSingleSegmentTest : public MediaPlaylistTest {
protected:
MediaPlaylistSingleSegmentTest() : MediaPlaylistTest() {}
};
// Verify that SetMediaInfo() fails if timescale is not present.
TEST_F(MediaPlaylistMultiSegmentTest, NoTimeScale) {
MediaInfo media_info;
EXPECT_FALSE(media_playlist_.SetMediaInfo(media_info));
}
TEST_F(MediaPlaylistMultiSegmentTest, SetMediaInfoText) {
MediaInfo media_info;
media_info.set_reference_time_scale(kTimeScale);
MediaInfo::TextInfo* text_info = media_info.mutable_text_info();
text_info->set_format("vtt");
EXPECT_TRUE(media_playlist_.SetMediaInfo(media_info));
}
TEST_F(MediaPlaylistMultiSegmentTest, SetMediaInfo) {
MediaInfo media_info;
media_info.set_reference_time_scale(kTimeScale);
MediaInfo::VideoInfo* video_info = media_info.mutable_video_info();
video_info->set_width(1280);
video_info->set_height(720);
EXPECT_TRUE(media_playlist_.SetMediaInfo(media_info));
}
// Verify that AddSegment works (not crash).
TEST_F(MediaPlaylistMultiSegmentTest, AddSegment) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 900000, 0, kZeroByteOffset, 1000000);
}
// Verify that it returns the display resolution.
TEST_F(MediaPlaylistMultiSegmentTest, GetDisplayResolution) {
// A real case using sintel video.
MediaInfo media_info;
media_info.set_reference_time_scale(kTimeScale);
MediaInfo::VideoInfo* video_info = media_info.mutable_video_info();
video_info->set_width(1920);
video_info->set_height(818);
video_info->set_pixel_width(1636);
video_info->set_pixel_height(1635);
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
uint32_t width = 0;
uint32_t height = 0;
EXPECT_TRUE(media_playlist_.GetDisplayResolution(&width, &height));
EXPECT_EQ(1921u, width);
EXPECT_EQ(818u, height);
}
TEST_F(MediaPlaylistSingleSegmentTest, InitRange) {
const std::string kExpectedOutput =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:0\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-MAP:URI=\"file.mp4\",BYTERANGE=\"501@0\"\n"
"#EXT-X-ENDLIST\n";
valid_video_media_info_.set_media_file_name("file.mp4");
valid_video_media_info_.mutable_init_range()->set_begin(0);
valid_video_media_info_.mutable_init_range()->set_end(500);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistSingleSegmentTest, InitRangeWithOffset) {
const std::string kExpectedOutput =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:0\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-MAP:URI=\"file.mp4\",BYTERANGE=\"485@16\"\n"
"#EXT-X-ENDLIST\n";
valid_video_media_info_.set_media_file_name("file.mp4");
valid_video_media_info_.mutable_init_range()->set_begin(16);
valid_video_media_info_.mutable_init_range()->set_end(500);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
// Closest to the normal use case where there is an init range and then
// subsegment ranges. There is index range between the subsegment and init range.
TEST_F(MediaPlaylistSingleSegmentTest, AddSegmentByteRange) {
const std::string kExpectedOutput =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:10\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-MAP:URI=\"file.mp4\",BYTERANGE=\"501@0\"\n"
"#EXTINF:10.000,\n"
"#EXT-X-BYTERANGE:1000000@1000\n"
"file.mp4\n"
"#EXTINF:10.000,\n"
"#EXT-X-BYTERANGE:2000000\n"
"file.mp4\n"
"#EXT-X-ENDLIST\n";
valid_video_media_info_.set_media_file_name("file.mp4");
valid_video_media_info_.mutable_init_range()->set_begin(0);
valid_video_media_info_.mutable_init_range()->set_end(500);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file.mp4", 0, 10 * kTimeScale, 1000,
1 * kMBytes);
media_playlist_.AddSegment("file.mp4", 10 * kTimeScale, 10 * kTimeScale,
1001000, 2 * kMBytes);
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
// Verify that AddEncryptionInfo works (not crash).
TEST_F(MediaPlaylistMultiSegmentTest, AddEncryptionInfo) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0xabcedf", "",
"");
}
TEST_F(MediaPlaylistMultiSegmentTest, WriteToFile) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:0\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
// If bitrate (bandwidth) is not set in the MediaInfo, use it.
TEST_F(MediaPlaylistMultiSegmentTest, UseBitrateInMediaInfo) {
valid_video_media_info_.set_bandwidth(8191);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
EXPECT_EQ(8191u, media_playlist_.Bitrate());
}
// If bitrate (bandwidth) is not set in the MediaInfo, then calculate from the
// segments.
TEST_F(MediaPlaylistMultiSegmentTest, GetBitrateFromSegments) {
valid_video_media_info_.clear_bandwidth();
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
// Max bitrate is 2000Kb/s.
EXPECT_EQ(2000000u, media_playlist_.Bitrate());
}
TEST_F(MediaPlaylistMultiSegmentTest, GetLongestSegmentDuration) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
media_playlist_.AddSegment("file3.ts", 40 * kTimeScale, 14 * kTimeScale,
kZeroByteOffset, 3 * kMBytes);
EXPECT_NEAR(30.0, media_playlist_.GetLongestSegmentDuration(), 0.01);
}
TEST_F(MediaPlaylistMultiSegmentTest, SetTargetDuration) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.SetTargetDuration(20);
const std::string kExpectedOutput =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest, WriteToFileWithSegments) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest,
WriteToFileWithSegmentsAndPlacementOpportunity) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddPlacementOpportunity();
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXT-X-PLACEMENT-OPPORTUNITY\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest, WriteToFileWithEncryptionInfo) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x12345678",
"com.widevine", "1/2/4");
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x12345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest, WriteToFileWithEncryptionInfoEmptyIv) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "", "com.widevine",
"");
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",KEYFORMAT=\"com.widevine\"\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
// Verify that EXT-X-DISCONTINUITY is inserted before EXT-X-KEY.
TEST_F(MediaPlaylistMultiSegmentTest, WriteToFileWithClearLead) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x12345678",
"com.widevine", "1/2/4");
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXT-X-DISCONTINUITY\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x12345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest, GetLanguage) {
MediaInfo media_info;
media_info.set_reference_time_scale(kTimeScale);
// Check conversions from long to short form.
media_info.mutable_audio_info()->set_language("eng");
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
EXPECT_EQ("en", media_playlist_.language()); // short form
media_info.mutable_audio_info()->set_language("eng-US");
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
EXPECT_EQ("en-US", media_playlist_.language()); // region preserved
media_info.mutable_audio_info()->set_language("apa");
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
EXPECT_EQ("apa", media_playlist_.language()); // no short form exists
}
TEST_F(MediaPlaylistMultiSegmentTest, GetNumChannels) {
MediaInfo media_info;
media_info.set_reference_time_scale(kTimeScale);
// Returns 0 by default if not audio.
EXPECT_EQ(0, media_playlist_.GetNumChannels());
media_info.mutable_audio_info()->set_num_channels(2);
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
EXPECT_EQ(2, media_playlist_.GetNumChannels());
media_info.mutable_audio_info()->set_num_channels(8);
ASSERT_TRUE(media_playlist_.SetMediaInfo(media_info));
EXPECT_EQ(8, media_playlist_.GetNumChannels());
}
TEST_F(MediaPlaylistMultiSegmentTest, InitSegment) {
valid_video_media_info_.set_reference_time_scale(90000);
valid_video_media_info_.set_init_segment_name("init_segment.mp4");
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.mp4", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.mp4", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-MAP:URI=\"init_segment.mp4\"\n"
"#EXTINF:10.000,\n"
"file1.mp4\n"
"#EXTINF:30.000,\n"
"file2.mp4\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
// Verify that kSampleAesCenc is handled correctly.
TEST_F(MediaPlaylistMultiSegmentTest, SampleAesCenc) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAesCenc, "http://example.com", "",
"0x12345678", "com.widevine", "1/2/4");
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES-CTR,"
"URI=\"http://example.com\",IV=0x12345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(MediaPlaylistMultiSegmentTest, MultipleEncryptionInfo) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x12345678",
"com.widevine", "1/2/4");
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAes, "http://mydomain.com",
"0xfedc", "0x12345678", "com.widevine.someother", "1");
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:30\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x12345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://mydomain.com\",KEYID=0xfedc,IV=0x12345678,"
"KEYFORMATVERSIONS=\"1\","
"KEYFORMAT=\"com.widevine.someother\"\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:30.000,\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
class LiveMediaPlaylistTest : public MediaPlaylistMultiSegmentTest {
protected:
LiveMediaPlaylistTest()
: MediaPlaylistMultiSegmentTest(HlsPlaylistType::kLive) {}
};
TEST_F(LiveMediaPlaylistTest, Basic) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:20.000,\n"
"file2.ts\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(LiveMediaPlaylistTest, TimeShifted) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
media_playlist_.AddSegment("file3.ts", 30 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXT-X-MEDIA-SEQUENCE:1\n"
"#EXTINF:20.000,\n"
"file2.ts\n"
"#EXTINF:20.000,\n"
"file3.ts\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(LiveMediaPlaylistTest, TimeShiftedWithEncryptionInfo) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x12345678",
"com.widevine", "1/2/4");
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAes, "http://mydomain.com",
"0xfedc", "0x12345678", "com.widevine.someother", "1");
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
media_playlist_.AddSegment("file3.ts", 30 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXT-X-MEDIA-SEQUENCE:1\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x12345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://mydomain.com\",KEYID=0xfedc,IV=0x12345678,"
"KEYFORMATVERSIONS=\"1\","
"KEYFORMAT=\"com.widevine.someother\"\n"
"#EXTINF:20.000,\n"
"file2.ts\n"
"#EXTINF:20.000,\n"
"file3.ts\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(LiveMediaPlaylistTest, TimeShiftedWithEncryptionInfoShifted) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x12345678",
"com.widevine", "1/2/4");
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAes, "http://mydomain.com",
"0xfedc", "0x12345678", "com.widevine.someother", "1");
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x22345678",
"com.widevine", "1/2/4");
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAes, "http://mydomain.com",
"0xfedd", "0x22345678", "com.widevine.someother", "1");
media_playlist_.AddSegment("file3.ts", 30 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
media_playlist_.AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
"http://example.com", "", "0x32345678",
"com.widevine", "1/2/4");
media_playlist_.AddEncryptionInfo(
MediaPlaylist::EncryptionMethod::kSampleAes, "http://mydomain.com",
"0xfede", "0x32345678", "com.widevine.someother", "1");
media_playlist_.AddSegment("file4.ts", 50 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXT-X-MEDIA-SEQUENCE:2\n"
"#EXT-X-DISCONTINUITY-SEQUENCE:1\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x22345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://mydomain.com\",KEYID=0xfedd,IV=0x22345678,"
"KEYFORMATVERSIONS=\"1\","
"KEYFORMAT=\"com.widevine.someother\"\n"
"#EXTINF:20.000,\n"
"file3.ts\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://example.com\",IV=0x32345678,KEYFORMATVERSIONS=\"1/2/4\","
"KEYFORMAT=\"com.widevine\"\n"
"#EXT-X-KEY:METHOD=SAMPLE-AES,"
"URI=\"http://mydomain.com\",KEYID=0xfede,IV=0x32345678,"
"KEYFORMATVERSIONS=\"1\","
"KEYFORMAT=\"com.widevine.someother\"\n"
"#EXTINF:20.000,\n"
"file4.ts\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
class EventMediaPlaylistTest : public MediaPlaylistMultiSegmentTest {
protected:
EventMediaPlaylistTest()
: MediaPlaylistMultiSegmentTest(HlsPlaylistType::kEvent) {}
};
TEST_F(EventMediaPlaylistTest, Basic) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 20 * kTimeScale,
kZeroByteOffset, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:20\n"
"#EXT-X-PLAYLIST-TYPE:EVENT\n"
"#EXTINF:10.000,\n"
"file1.ts\n"
"#EXTINF:20.000,\n"
"file2.ts\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
class IFrameMediaPlaylistTest : public MediaPlaylistTest {};
TEST_F(IFrameMediaPlaylistTest, MediaPlaylistType) {
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
EXPECT_EQ(MediaPlaylist::MediaPlaylistStreamType::kVideo,
media_playlist_.stream_type());
media_playlist_.AddKeyFrame(0, 1000, 2345);
// Playlist stream type is updated to I-Frames only after seeing
// |AddKeyFrame|.
EXPECT_EQ(MediaPlaylist::MediaPlaylistStreamType::kVideoIFramesOnly,
media_playlist_.stream_type());
}
TEST_F(IFrameMediaPlaylistTest, SingleSegment) {
valid_video_media_info_.set_media_file_name("file.mp4");
valid_video_media_info_.mutable_init_range()->set_begin(0);
valid_video_media_info_.mutable_init_range()->set_end(500);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddKeyFrame(0, 1000, 2345);
media_playlist_.AddKeyFrame(2 * kTimeScale, 5000, 6345);
media_playlist_.AddSegment("file.mp4", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddKeyFrame(11 * kTimeScale, kMBytes + 1000, 2345);
media_playlist_.AddKeyFrame(15 * kTimeScale, kMBytes + 3345, 12345);
media_playlist_.AddSegment("file.mp4", 10 * kTimeScale, 10 * kTimeScale,
1001000, 2 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:9\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-I-FRAMES-ONLY\n"
"#EXT-X-MAP:URI=\"file.mp4\",BYTERANGE=\"501@0\"\n"
"#EXTINF:2.000,\n"
"#EXT-X-BYTERANGE:2345@1000\n"
"file.mp4\n"
"#EXTINF:9.000,\n"
"#EXT-X-BYTERANGE:6345@5000\n"
"file.mp4\n"
"#EXTINF:4.000,\n"
"#EXT-X-BYTERANGE:2345@1001000\n"
"file.mp4\n"
"#EXTINF:5.000,\n"
"#EXT-X-BYTERANGE:12345\n"
"file.mp4\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
TEST_F(IFrameMediaPlaylistTest, MultiSegment) {
valid_video_media_info_.set_reference_time_scale(90000);
ASSERT_TRUE(media_playlist_.SetMediaInfo(valid_video_media_info_));
media_playlist_.AddKeyFrame(0, 1000, 2345);
media_playlist_.AddKeyFrame(2 * kTimeScale, 5000, 6345);
media_playlist_.AddSegment("file1.ts", 0, 10 * kTimeScale, kZeroByteOffset,
kMBytes);
media_playlist_.AddKeyFrame(11 * kTimeScale, 1000, 2345);
media_playlist_.AddKeyFrame(15 * kTimeScale, 3345, 12345);
media_playlist_.AddSegment("file2.ts", 10 * kTimeScale, 30 * kTimeScale,
kZeroByteOffset, 5 * kMBytes);
const char kExpectedOutput[] =
"#EXTM3U\n"
"#EXT-X-VERSION:6\n"
"## Generated with https://github.com/google/shaka-packager version "
"test\n"
"#EXT-X-TARGETDURATION:25\n"
"#EXT-X-PLAYLIST-TYPE:VOD\n"
"#EXT-X-I-FRAMES-ONLY\n"
"#EXTINF:2.000,\n"
"#EXT-X-BYTERANGE:2345@1000\n"
"file1.ts\n"
"#EXTINF:9.000,\n"
"#EXT-X-BYTERANGE:6345@5000\n"
"file1.ts\n"
"#EXTINF:4.000,\n"
"#EXT-X-BYTERANGE:2345@1000\n"
"file2.ts\n"
"#EXTINF:25.000,\n"
"#EXT-X-BYTERANGE:12345\n"
"file2.ts\n"
"#EXT-X-ENDLIST\n";
const char kMemoryFilePath[] = "memory://media.m3u8";
EXPECT_TRUE(media_playlist_.WriteToFile(kMemoryFilePath));
ASSERT_FILE_STREQ(kMemoryFilePath, kExpectedOutput);
}
} // namespace hls
} // namespace shaka
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