Share chunkers from the same input except for WVM

Updated test files and added end to end tests for AdCues.

Change-Id: I28f57c2f0d15f65fa04f599fae446a5c1373bf47

packager/app/test/packager_test.py

@@ -53,6 +53,10 @@ class PackagerAppTest(unittest.TestCase):
     else:
       self.encryption_iv = '3334353637383930'
     self.widevine_content_id = '3031323334353637'
+    # TS files may have a non-zero start, which could result in the first
+    # segment to be less than 1 second. Set clear_lead to be less than 1
+    # so only the first segment is left in clear.
+    self.clear_lead = 0.8
 
   def tearDown(self):
     if test_env.options.remove_temp_files_after_test:
@@ -123,7 +127,6 @@ class PackagerAppTest(unittest.TestCase):
                 strip_parameter_set_nalus=True,
                 encryption=False,
                 fairplay=False,
-                clear_lead=1,
                 protection_scheme=None,
                 vp9_subsample_encryption=True,
                 decryption=False,
@@ -137,6 +140,7 @@ class PackagerAppTest(unittest.TestCase):
                 hls_playlist_type=None,
                 time_shift_buffer_depth=0.0,
                 generate_static_mpd=False,
+                ad_cues=None,
                 use_fake_clock=True):
     flags = []
 
@@ -156,7 +160,7 @@ class PackagerAppTest(unittest.TestCase):
           '--enable_raw_key_encryption',
           '--keys=label=:key_id={0}:key={1}'.format(self.encryption_key_id,
                                                     self.encryption_key),
-          '--clear_lead={0}'.format(clear_lead)
+          '--clear_lead={0}'.format(self.clear_lead)
       ]
 
       if not random_iv:
@@ -206,6 +210,9 @@ class PackagerAppTest(unittest.TestCase):
     if generate_static_mpd:
       flags += ['--generate_static_mpd']
 
+    if ad_cues:
+      flags += ['--ad_cues', ad_cues]
+
     flags.append('--segment_duration=1')
     # Use fake clock, so output can be compared.
     if use_fake_clock:
@@ -618,7 +625,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[0], 'bear-640x360-a-cenc-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cenc-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   # Test deprecated flag --enable_fixed_key_encryption, which is still
@@ -627,13 +634,14 @@ class PackagerFunctionalTest(PackagerAppTest):
     flags = self._GetFlags() + [
         '--enable_fixed_key_encryption', '--key_id={0}'.format(
             self.encryption_key_id), '--key={0}'.format(self.encryption_key),
-        '--clear_lead={0}'.format(1), '--iv={0}'.format(self.encryption_iv)
+        '--clear_lead={0}'.format(self.clear_lead), '--iv={0}'.format(
+            self.encryption_iv)
     ]
     self.assertPackageSuccess(self._GetStreams(['audio', 'video']), flags)
     self._DiffGold(self.output[0], 'bear-640x360-a-cenc-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cenc-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionMultiKeys(self):
@@ -644,14 +652,15 @@ class PackagerFunctionalTest(PackagerAppTest):
     flags = self._GetFlags() + [
         '--enable_raw_key_encryption',
         '--keys=label=AUDIO:key_id={0}:key={1},label=SD:key_id={2}:key={3}'.
-        format(audio_key_id, audio_key, video_key_id, video_key),
+        format(audio_key_id, audio_key,
-        '--clear_lead={0}'.format(1), '--iv={0}'.format(self.encryption_iv)
+               video_key_id, video_key), '--clear_lead={0}'.format(
+                   self.clear_lead), '--iv={0}'.format(self.encryption_iv)
     ]
     self.assertPackageSuccess(self._GetStreams(['audio', 'video']), flags)
 
     self.encryption_key_id = audio_key_id
     self.encryption_key = audio_key
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self.encryption_key_id = video_key_id
     self.encryption_key = video_key
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
@@ -664,8 +673,9 @@ class PackagerFunctionalTest(PackagerAppTest):
     flags = self._GetFlags() + [
         '--enable_raw_key_encryption',
         '--keys=label=MyAudio:key_id={0}:key={1},label=:key_id={2}:key={3}'.
-        format(audio_key_id, audio_key, video_key_id, video_key),
+        format(audio_key_id, audio_key,
-        '--clear_lead={0}'.format(1), '--iv={0}'.format(self.encryption_iv)
+               video_key_id, video_key), '--clear_lead={0}'.format(
+                   self.clear_lead), '--iv={0}'.format(self.encryption_iv)
     ]
     # DRM label 'MyVideo' is not defined, will fall back to the key for the
     # empty default label.
@@ -675,7 +685,7 @@ class PackagerFunctionalTest(PackagerAppTest):
 
     self.encryption_key_id = audio_key_id
     self.encryption_key = audio_key
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self.encryption_key_id = video_key_id
     self.encryption_key = video_key
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
@@ -697,7 +707,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[1], 'bear-640x360-v-cenc-golden.mp4')
     self._DiffGold(self.output[2], 'bear-640x360-v-trick-1-cenc-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-trick-1-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
     self._VerifyDecryption(self.output[2], 'bear-640x360-v-trick-1-golden.mp4')
 
@@ -714,22 +724,22 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[3], 'bear-640x360-v-trick-2-cenc-golden.mp4')
     self._DiffGold(self.mpd_output,
                    'bear-640x360-av-trick-1-trick-2-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
     self._VerifyDecryption(self.output[2], 'bear-640x360-v-trick-1-golden.mp4')
     self._VerifyDecryption(self.output[3], 'bear-640x360-v-trick-2-golden.mp4')
 
   def testPackageWithEncryptionAndNoClearLead(self):
+    self.clear_lead = 0
     self.assertPackageSuccess(
-        self._GetStreams(['audio', 'video']),
+        self._GetStreams(['audio', 'video']), self._GetFlags(encryption=True))
-        self._GetFlags(encryption=True, clear_lead=0))
     self._DiffGold(self.output[0],
                    'bear-640x360-a-cenc-no-clear-lead-golden.mp4')
     self._DiffGold(self.output[1],
                    'bear-640x360-v-cenc-no-clear-lead-golden.mp4')
     self._DiffGold(self.mpd_output,
                    'bear-640x360-av-cenc-no-clear-lead-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionAndNoPsshInStream(self):
@@ -739,7 +749,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[0], 'bear-640x360-a-cenc-no-pssh-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cenc-no-pssh-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-no-pssh-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionCbc1(self):
@@ -750,7 +760,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[0], 'bear-640x360-a-cbc1-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cbc1-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cbc1-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionCens(self):
@@ -761,7 +771,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[0], 'bear-640x360-a-cens-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cens-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cens-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionCbcs(self):
@@ -772,7 +782,17 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffGold(self.output[0], 'bear-640x360-a-cbcs-golden.mp4')
     self._DiffGold(self.output[1], 'bear-640x360-v-cbcs-golden.mp4')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cbcs-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
+    self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
+
+  def testPackageWithEncryptionAndAdCues(self):
+    self.assertPackageSuccess(
+        self._GetStreams(['audio', 'video']),
+        self._GetFlags(encryption=True, ad_cues='1.5'))
+    self._DiffGold(self.output[0], 'bear-640x360-a-cenc-golden.mp4')
+    self._DiffGold(self.output[1], 'bear-640x360-v-cenc-golden.mp4')
+    self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-ad_cues-golden.mpd')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithWebmSubsampleEncryption(self):
@@ -980,7 +1000,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self.assertFalse(self._CompareWithGold(self.output[1],
                                            'bear-640x360-v-cenc-golden.mp4'))
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionAndRealClock(self):
@@ -996,7 +1016,7 @@ class PackagerFunctionalTest(PackagerAppTest):
     self.assertFalse(self._CompareWithGold(self.output[1],
                                            'bear-640x360-v-cenc-golden.mp4'))
     self._DiffGold(self.mpd_output, 'bear-640x360-av-cenc-golden.mpd')
-    self._VerifyDecryption(self.output[0], 'bear-640x360-a-golden.mp4')
+    self._VerifyDecryption(self.output[0], 'bear-640x360-a-demuxed-golden.mp4')
     self._VerifyDecryption(self.output[1], 'bear-640x360-v-golden.mp4')
 
   def testPackageWithEncryptionAndNonDashIfIop(self):
@@ -1031,6 +1051,21 @@ class PackagerFunctionalTest(PackagerAppTest):
         os.path.join(self.tmp_dir, 'video.m3u8'),
         'bear-640x360-v-mp4-cenc-golden.m3u8')
 
+  def testPackageWithHlsSingleSegmentMp4EncryptedAndAdCues(self):
+    self.assertPackageSuccess(
+        self._GetStreams(['audio', 'video'], hls=True),
+        self._GetFlags(encryption=True, output_hls=True, ad_cues='1.5'))
+    self._DiffGold(self.output[0], 'bear-640x360-a-cenc-golden.mp4')
+    self._DiffGold(self.output[1], 'bear-640x360-v-cenc-golden.mp4')
+    self._DiffGold(self.hls_master_playlist_output,
+                   'bear-640x360-av-mp4-master-cenc-golden.m3u8')
+    self._DiffGold(
+        os.path.join(self.tmp_dir, 'audio.m3u8'),
+        'bear-640x360-a-mp4-cenc-ad_cues-golden.m3u8')
+    self._DiffGold(
+        os.path.join(self.tmp_dir, 'video.m3u8'),
+        'bear-640x360-v-mp4-cenc-ad_cues-golden.m3u8')
+
   # Test HLS with multi-segment mp4 and content in subdirectories.
   def testPackageWithHlsMultiSegmentMp4WithCustomPath(self):
     test_file = os.path.join(self.test_data_dir, 'bear-640x360.mp4')
@@ -1074,6 +1109,15 @@ class PackagerFunctionalTest(PackagerAppTest):
     self._DiffLiveGold(self.output[1], 'bear-640x360-v-live-golden')
     self._DiffGold(self.mpd_output, 'bear-640x360-av-live-static-golden.mpd')
 
+  def testPackageWithLiveStaticProfileAndAdCues(self):
+    self.assertPackageSuccess(
+        self._GetStreams(['audio', 'video'], live=True),
+        self._GetFlags(generate_static_mpd=True, ad_cues='1.5'))
+    self._DiffLiveGold(self.output[0], 'bear-640x360-a-live-golden')
+    self._DiffLiveGold(self.output[1], 'bear-640x360-v-live-golden')
+    self._DiffGold(self.mpd_output,
+                   'bear-640x360-av-live-static-ad_cues-golden.mpd')
+
   def testPackageWithLiveProfileAndEncryption(self):
     self.assertPackageSuccess(
         self._GetStreams(['audio', 'video'], live=True),

packager/app/test/testdata/bear-320x240-opus-vp9-cenc-golden.mpd

@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>-->
-<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.781S">
+<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.741S">
   <Period id="0">
     <AdaptationSet id="0" contentType="audio" subsegmentAlignment="true">
       <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="0" bandwidth="81568" codecs="opus" mimeType="audio/mp4" audioSamplingRate="48000">
+      <Representation id="0" bandwidth="79930" codecs="opus" mimeType="audio/mp4" audioSamplingRate="48000">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="975-1042" timescale="1000000">

packager/app/test/testdata/bear-320x240-vp9-opus-webm-golden.mpd

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>-->
-<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.781S">
+<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.741S">
   <Period id="0">
     <AdaptationSet id="0" contentType="audio">
-      <Representation id="0" bandwidth="76531" codecs="opus" mimeType="audio/webm" audioSamplingRate="48000">
+      <Representation id="0" bandwidth="75444" codecs="opus" mimeType="audio/webm" audioSamplingRate="48000">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.webm</BaseURL>
         <SegmentBase indexRange="323-371" timescale="1000000">

packager/app/test/testdata/bear-640x360-a-cenc-golden.mp4.media_info

@@ -1,4 +1,4 @@
-bandwidth: 129162
+bandwidth: 129185
 audio_info {
   codec: "mp4a.40.2"
   sampling_frequency: 44100

packager/app/test/testdata/bear-640x360-a-enc-golden.m3u8

@@ -3,12 +3,12 @@
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-TARGETDURATION:2
 #EXT-X-PLAYLIST-TYPE:VOD
-#EXTINF:0.975,
+#EXTINF:0.952,
 output_audio-1.ts
-#EXTINF:0.998,
-output_audio-2.ts
 #EXT-X-DISCONTINUITY
 #EXT-X-KEY:METHOD=SAMPLE-AES,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",IV=0x3334353637383930,KEYFORMAT="identity"
-#EXTINF:0.789,
+#EXTINF:0.998,
+output_audio-2.ts
+#EXTINF:0.813,
 output_audio-3.ts
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-a-event-golden.m3u8

@@ -3,9 +3,9 @@
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-TARGETDURATION:2
 #EXT-X-PLAYLIST-TYPE:EVENT
-#EXTINF:0.975,
+#EXTINF:0.952,
 output_audio-1.ts
 #EXTINF:0.998,
 output_audio-2.ts
-#EXTINF:0.789,
+#EXTINF:0.813,
 output_audio-3.ts

packager/app/test/testdata/bear-640x360-a-fairplay-enc-golden.m3u8

@@ -3,12 +3,12 @@
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-TARGETDURATION:2
 #EXT-X-PLAYLIST-TYPE:VOD
-#EXTINF:0.975,
+#EXTINF:0.952,
 output_audio-1.ts
-#EXTINF:0.998,
-output_audio-2.ts
 #EXT-X-DISCONTINUITY
 #EXT-X-KEY:METHOD=SAMPLE-AES,URI="skd://www.license.com/getkey?KeyId=31323334-3536-3738-3930-313233343536",KEYFORMATVERSIONS="1",KEYFORMAT="com.apple.streamingkeydelivery"
-#EXTINF:0.789,
+#EXTINF:0.998,
+output_audio-2.ts
+#EXTINF:0.813,
 output_audio-3.ts
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-a-golden.m3u8

@@ -3,10 +3,10 @@
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-TARGETDURATION:2
 #EXT-X-PLAYLIST-TYPE:VOD
-#EXTINF:0.975,
+#EXTINF:0.952,
 output_audio-1.ts
 #EXTINF:0.998,
 output_audio-2.ts
-#EXTINF:0.789,
+#EXTINF:0.813,
 output_audio-3.ts
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-a-live-enc-rotation-golden.m3u8

@@ -3,9 +3,10 @@
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-TARGETDURATION:2
 #EXT-X-MEDIA-SEQUENCE:1
+#EXT-X-DISCONTINUITY-SEQUENCE:1
+#EXT-X-KEY:METHOD=SAMPLE-AES,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",IV=0x3334353637383930,KEYFORMAT="identity"
 #EXTINF:0.998,
 output_audio-2.ts
-#EXT-X-DISCONTINUITY
+#EXT-X-KEY:METHOD=SAMPLE-AES,URI="data:text/plain;base64,MjM0NTY3ODkwMTIzNDU2MQ==",IV=0x3334353637383930,KEYFORMAT="identity"
-#EXT-X-KEY:METHOD=SAMPLE-AES,URI="data:text/plain;base64,MzQ1Njc4OTAxMjM0NTYxMg==",IV=0x3334353637383930,KEYFORMAT="identity"
+#EXTINF:0.813,
-#EXTINF:0.789,
 output_audio-3.ts

packager/app/test/testdata/bear-640x360-a-live-golden.m3u8

@@ -5,5 +5,5 @@
 #EXT-X-MEDIA-SEQUENCE:1
 #EXTINF:0.998,
 output_audio-2.ts
-#EXTINF:0.789,
+#EXTINF:0.813,
 output_audio-3.ts

packager/app/test/testdata/bear-640x360-a-mp4-cenc-ad_cues-golden.m3u8

@@ -0,0 +1,18 @@
+#EXTM3U
+#EXT-X-VERSION:6
+## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
+#EXT-X-TARGETDURATION:2
+#EXT-X-PLAYLIST-TYPE:VOD
+#EXT-X-MAP:URI="output_audio.mp4",BYTERANGE="967@0"
+#EXT-X-KEY:METHOD=SAMPLE-AES-CENC,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",KEYFORMAT="identity"
+#EXTINF:0.998,
+#EXT-X-BYTERANGE:16279@1035
+output_audio.mp4
+#EXTINF:0.998,
+#EXT-X-BYTERANGE:16674
+output_audio.mp4
+#EXT-X-PLACEMENT-OPPORTUNITY
+#EXTINF:0.766,
+#EXT-X-BYTERANGE:10632
+output_audio.mp4
+#EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-a-mp4-cenc-golden.m3u8

@@ -5,13 +5,13 @@
 #EXT-X-PLAYLIST-TYPE:VOD
 #EXT-X-MAP:URI="output_audio.mp4",BYTERANGE="967@0"
 #EXT-X-KEY:METHOD=SAMPLE-AES-CENC,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",KEYFORMAT="identity"
-#EXTINF:1.022,
+#EXTINF:0.998,
-#EXT-X-BYTERANGE:16655@1035
+#EXT-X-BYTERANGE:16279@1035
 output_audio.mp4
 #EXTINF:0.998,
-#EXT-X-BYTERANGE:16650
+#EXT-X-BYTERANGE:16674
 output_audio.mp4
-#EXTINF:0.743,
+#EXTINF:0.766,
-#EXT-X-BYTERANGE:10272
+#EXT-X-BYTERANGE:10632
 output_audio.mp4
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-a-mp4-golden.m3u8

@@ -4,10 +4,10 @@
 #EXT-X-TARGETDURATION:2
 #EXT-X-PLAYLIST-TYPE:VOD
 #EXT-X-MAP:URI="audio-init.mp4"
-#EXTINF:1.022,
+#EXTINF:0.998,
 audio-1.m4s
 #EXTINF:0.998,
 audio-2.m4s
-#EXTINF:0.743,
+#EXTINF:0.766,
 audio-3.m4s
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-ac3-enc-golden.m3u8

@@ -5,10 +5,10 @@
 #EXT-X-PLAYLIST-TYPE:VOD
 #EXTINF:0.975,
 output_audio-1.ts
-#EXTINF:1.010,
-output_audio-2.ts
 #EXT-X-DISCONTINUITY
 #EXT-X-KEY:METHOD=SAMPLE-AES,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",IV=0x3334353637383930,KEYFORMAT="identity"
-#EXTINF:0.801,
+#EXTINF:0.975,
+output_audio-2.ts
+#EXTINF:0.836,
 output_audio-3.ts
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-ac3-golden.m3u8

@@ -5,8 +5,8 @@
 #EXT-X-PLAYLIST-TYPE:VOD
 #EXTINF:0.975,
 output_audio-1.ts
-#EXTINF:1.010,
+#EXTINF:0.975,
 output_audio-2.ts
-#EXTINF:0.801,
+#EXTINF:0.836,
 output_audio-3.ts
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-ac3-ts-to-mp4-golden.m3u8

@@ -7,10 +7,10 @@
 #EXTINF:0.975,
 #EXT-X-BYTERANGE:23728@794
 output_audio.mp4
-#EXTINF:1.010,
+#EXTINF:0.975,
-#EXT-X-BYTERANGE:24574
+#EXT-X-BYTERANGE:23730
 output_audio.mp4
-#EXTINF:0.801,
+#EXTINF:0.836,
-#EXT-X-BYTERANGE:19510
+#EXT-X-BYTERANGE:20354
 output_audio.mp4
 #EXT-X-ENDLIST

packager/app/test/testdata/bear-640x360-av-ac3-master-golden.m3u8

@@ -1,5 +1,5 @@
 #EXTM3U
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-MEDIA:TYPE=AUDIO,URI="audio.m3u8",GROUP-ID="audio",NAME="stream_0",AUTOSELECT=YES,CHANNELS="2"
-#EXT-X-STREAM-INF:BANDWIDTH=1242861,CODECS="avc1.64001e,ac-3",RESOLUTION=640x360,AUDIO="audio"
+#EXT-X-STREAM-INF:BANDWIDTH=1242703,CODECS="avc1.64001e,ac-3",RESOLUTION=640x360,AUDIO="audio"
 video.m3u8

packager/app/test/testdata/bear-640x360-av-ac3-ts-to-mp4-master-golden.m3u8

@@ -1,5 +1,5 @@
 #EXTM3U
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-MEDIA:TYPE=AUDIO,URI="audio.m3u8",GROUP-ID="audio",NAME="stream_0",AUTOSELECT=YES,CHANNELS="2"
-#EXT-X-STREAM-INF:BANDWIDTH=1168319,CODECS="avc1.64001e,ac-3",RESOLUTION=640x360,AUDIO="audio"
+#EXT-X-STREAM-INF:BANDWIDTH=1168277,CODECS="avc1.64001e,ac-3",RESOLUTION=640x360,AUDIO="audio"
 video.m3u8

packager/app/test/testdata/bear-640x360-av-cbc1-golden.mpd

@@ -19,7 +19,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="1" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="967-1034" timescale="44100">

packager/app/test/testdata/bear-640x360-av-cenc-ad_cues-golden.mpd

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>-->
+<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.76317S">
+  <Period id="0">
+    <AdaptationSet id="0" contentType="video" width="640" height="360" frameRate="30000/1001" subsegmentAlignment="true" par="16:9">
+      <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
+      <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
+        <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
+      </ContentProtection>
+      <Representation id="0" bandwidth="885590" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
+        <BaseURL>output_video.mp4</BaseURL>
+        <SegmentBase indexRange="1091-1158" timescale="30000">
+          <Initialization range="0-1090"/>
+        </SegmentBase>
+      </Representation>
+    </AdaptationSet>
+    <AdaptationSet id="2" contentType="audio" subsegmentAlignment="true">
+      <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
+      <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
+        <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
+      </ContentProtection>
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+        <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
+        <BaseURL>output_audio.mp4</BaseURL>
+        <SegmentBase indexRange="967-1034" timescale="44100">
+          <Initialization range="0-966"/>
+        </SegmentBase>
+      </Representation>
+    </AdaptationSet>
+  </Period>
+  <Period id="1" start="PT2.06873S">
+    <AdaptationSet id="0" contentType="video" width="640" height="360" frameRate="30000/1001" subsegmentAlignment="true" par="16:9">
+      <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
+      <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
+        <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
+      </ContentProtection>
+      <Representation id="0" bandwidth="885590" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
+        <BaseURL>output_video.mp4</BaseURL>
+        <SegmentBase indexRange="1091-1158" timescale="30000" presentationTimeOffset="62061">
+          <Initialization range="0-1090"/>
+        </SegmentBase>
+      </Representation>
+    </AdaptationSet>
+    <AdaptationSet id="2" contentType="audio" subsegmentAlignment="true">
+      <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
+      <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
+        <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
+      </ContentProtection>
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+        <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
+        <BaseURL>output_audio.mp4</BaseURL>
+        <SegmentBase indexRange="967-1034" timescale="44100" presentationTimeOffset="91230">
+          <Initialization range="0-966"/>
+        </SegmentBase>
+      </Representation>
+    </AdaptationSet>
+  </Period>
+</MPD>

packager/app/test/testdata/bear-640x360-av-cenc-golden.mpd

@@ -19,7 +19,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="1" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="967-1034" timescale="44100">

packager/app/test/testdata/bear-640x360-av-cenc-no-pssh-golden.mpd

@@ -19,7 +19,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="1" bandwidth="129012" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="129035" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="915-982" timescale="44100">

packager/app/test/testdata/bear-640x360-av-cenc-non-iop-golden.mpd

@@ -15,7 +15,7 @@
       </Representation>
     </AdaptationSet>
     <AdaptationSet id="1" contentType="audio" subsegmentAlignment="true">
-      <Representation id="1" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
         <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">

packager/app/test/testdata/bear-640x360-av-cens-golden.mpd

@@ -19,7 +19,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="1" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="967-1034" timescale="44100">

packager/app/test/testdata/bear-640x360-av-live-cenc-golden.mpd

@@ -21,13 +21,12 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="1" bandwidth="124634" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="124859" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-cenc-non-iop-golden.mpd

@@ -17,7 +17,7 @@
       </Representation>
     </AdaptationSet>
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
-      <Representation id="1" bandwidth="124634" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="124859" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011" cenc:default_KID="31323334-3536-3738-3930-313233343536"/>
         <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
@@ -25,9 +25,8 @@
         </ContentProtection>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-cenc-rotation-golden.mpd

@@ -17,13 +17,12 @@
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
       <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011"/>
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b"/>
-      <Representation id="1" bandwidth="125598" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="125808" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-cenc-rotation-no-pssh-golden.mpd

@@ -17,13 +17,12 @@
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
       <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011"/>
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b"/>
-      <Representation id="1" bandwidth="125122" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="125337" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-cenc-rotation-non-iop-golden.mpd

@@ -15,15 +15,14 @@
       </Representation>
     </AdaptationSet>
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
-      <Representation id="1" bandwidth="125598" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="125808" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <ContentProtection value="cenc" schemeIdUri="urn:mpeg:dash:mp4protection:2011"/>
         <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-golden.mpd

@@ -13,13 +13,12 @@
       </Representation>
     </AdaptationSet>
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
-      <Representation id="1" bandwidth="122308" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="122544" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-live-static-ad_cues-golden.mpd

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>-->
+<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 DASH-MPD.xsd" xmlns:cenc="urn:mpeg:cenc:2013" profiles="urn:mpeg:dash:profile:isoff-live:2011" minBufferTime="PT2S" type="static" mediaPresentationDuration="PT2.76317S">
+  <Period id="0">
+    <AdaptationSet id="0" contentType="video" width="640" height="360" frameRate="30000/1001" segmentAlignment="true" par="16:9">
+      <Representation id="0" bandwidth="875099" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
+        <SegmentTemplate timescale="30000" initialization="output_video-init.mp4" media="output_video-$Number$.m4s" startNumber="1">
+          <SegmentTimeline>
+            <S t="2002" d="30030" r="1"/>
+          </SegmentTimeline>
+        </SegmentTemplate>
+      </Representation>
+    </AdaptationSet>
+    <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
+      <Representation id="1" bandwidth="131035" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+        <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
+        <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
+          <SegmentTimeline>
+            <S t="0" d="44032" r="1"/>
+          </SegmentTimeline>
+        </SegmentTemplate>
+      </Representation>
+    </AdaptationSet>
+  </Period>
+  <Period id="1" start="PT2.06873S">
+    <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
+      <Representation id="1" bandwidth="108486" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+        <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
+        <SegmentTemplate timescale="44100" presentationTimeOffset="91230" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="3">
+          <SegmentTimeline>
+            <S t="88064" d="33792"/>
+          </SegmentTimeline>
+        </SegmentTemplate>
+      </Representation>
+    </AdaptationSet>
+    <AdaptationSet id="0" contentType="video" width="640" height="360" frameRate="30000/1001" segmentAlignment="true" par="16:9">
+      <Representation id="0" bandwidth="869044" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
+        <SegmentTemplate timescale="30000" presentationTimeOffset="62060" initialization="output_video-init.mp4" media="output_video-$Number$.m4s" startNumber="3">
+          <SegmentTimeline>
+            <S t="62062" d="22022"/>
+          </SegmentTimeline>
+        </SegmentTemplate>
+      </Representation>
+    </AdaptationSet>
+  </Period>
+</MPD>

packager/app/test/testdata/bear-640x360-av-live-static-golden.mpd

@@ -13,13 +13,12 @@
       </Representation>
     </AdaptationSet>
     <AdaptationSet id="1" contentType="audio" segmentAlignment="true">
-      <Representation id="1" bandwidth="122308" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="1" bandwidth="122544" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <SegmentTemplate timescale="44100" initialization="output_audio-init.mp4" media="output_audio-$Number$.m4s" startNumber="1">
           <SegmentTimeline>
-            <S t="0" d="45056"/>
+            <S t="0" d="44032" r="1"/>
-            <S t="45056" d="44032"/>
+            <S t="88064" d="33792"/>
-            <S t="89088" d="32768"/>
           </SegmentTimeline>
         </SegmentTemplate>
       </Representation>

packager/app/test/testdata/bear-640x360-av-mp4-master-cenc-golden.m3u8

@@ -1,5 +1,5 @@
 #EXTM3U
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-MEDIA:TYPE=AUDIO,URI="audio.m3u8",GROUP-ID="audio",NAME="stream_0",AUTOSELECT=YES,CHANNELS="2"
-#EXT-X-STREAM-INF:BANDWIDTH=1111147,CODECS="avc1.64001e,mp4a.40.2",RESOLUTION=640x360,AUDIO="audio"
+#EXT-X-STREAM-INF:BANDWIDTH=1111340,CODECS="avc1.64001e,mp4a.40.2",RESOLUTION=640x360,AUDIO="audio"
 video.m3u8

packager/app/test/testdata/bear-640x360-av-mp4-master-golden.m3u8

@@ -1,5 +1,5 @@
 #EXTM3U
 ## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
 #EXT-X-MEDIA:TYPE=AUDIO,URI="audio/audio.m3u8",GROUP-ID="audio",NAME="stream_0",AUTOSELECT=YES,CHANNELS="2"
-#EXT-X-STREAM-INF:BANDWIDTH=1105129,CODECS="avc1.64001e,mp4a.40.2",RESOLUTION=640x360,AUDIO="audio"
+#EXT-X-STREAM-INF:BANDWIDTH=1105163,CODECS="avc1.64001e,mp4a.40.2",RESOLUTION=640x360,AUDIO="audio"
 video/video.m3u8

packager/app/test/testdata/bear-640x360-av-trick-1-cenc-golden.mpd

@@ -32,7 +32,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="2" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="2" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="967-1034" timescale="44100">

packager/app/test/testdata/bear-640x360-av-trick-1-trick-2-cenc-golden.mpd

@@ -38,7 +38,7 @@
       <ContentProtection schemeIdUri="urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b">
         <cenc:pssh>AAAANHBzc2gBAAAAEHfv7MCyTQKs4zweUuL7SwAAAAExMjM0NTY3ODkwMTIzNDU2AAAAAA==</cenc:pssh>
       </ContentProtection>
-      <Representation id="3" bandwidth="129162" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
+      <Representation id="3" bandwidth="129185" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
         <AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
         <BaseURL>output_audio.mp4</BaseURL>
         <SegmentBase indexRange="967-1034" timescale="44100">

packager/app/test/testdata/bear-640x360-v-mp4-cenc-ad_cues-golden.m3u8

@@ -0,0 +1,18 @@
+#EXTM3U
+#EXT-X-VERSION:6
+## Generated with https://github.com/google/shaka-packager version <tag>-<hash>-<test>
+#EXT-X-TARGETDURATION:2
+#EXT-X-PLAYLIST-TYPE:VOD
+#EXT-X-MAP:URI="output_video.mp4",BYTERANGE="1091@0"
+#EXT-X-KEY:METHOD=SAMPLE-AES-CENC,URI="data:text/plain;base64,MTIzNDU2Nzg5MDEyMzQ1Ng==",KEYFORMAT="identity"
+#EXTINF:1.001,
+#EXT-X-BYTERANGE:99313@1159
+output_video.mp4
+#EXTINF:1.001,
+#EXT-X-BYTERANGE:122340
+output_video.mp4
+#EXT-X-PLACEMENT-OPPORTUNITY
+#EXTINF:0.734,
+#EXT-X-BYTERANGE:80067
+output_video.mp4
+#EXT-X-ENDLIST

packager/media/base/container_names.cc

@@ -1755,6 +1755,9 @@ MediaContainerName DetermineContainerFromFileName(
   } else if (base::EndsWith(file_name, ".ts",
                             base::CompareCase::INSENSITIVE_ASCII)) {
     return CONTAINER_MPEG2TS;
+  } else if (base::EndsWith(file_name, ".wvm",
+                            base::CompareCase::INSENSITIVE_ASCII)) {
+    return CONTAINER_WVM;
   } else if (base::EndsWith(file_name, ".vtt",
                             base::CompareCase::INSENSITIVE_ASCII)) {
     return CONTAINER_WEBVTT;

packager/media/base/container_names.h

@@ -55,6 +55,7 @@ enum MediaContainerName {
   CONTAINER_WEBM,     // Matroska / WebM
   CONTAINER_WEBVTT,   // WebVTT file.
   CONTAINER_WTV,      // WTV (Windows Television)
+  CONTAINER_WVM,      // WVM (Widevine Classic Format)
   CONTAINER_MAX       // Must be last
 };
 

packager/media/demuxer/demuxer.cc

@@ -14,6 +14,7 @@
 #include "packager/file/file.h"
 #include "packager/media/base/decryptor_source.h"
 #include "packager/media/base/key_source.h"
+#include "packager/media/base/macros.h"
 #include "packager/media/base/media_sample.h"
 #include "packager/media/base/stream_info.h"
 #include "packager/media/formats/mp2t/mp2t_media_parser.h"
@@ -186,7 +187,14 @@ Status Demuxer::InitializeParser() {
     case CONTAINER_MPEG2TS:
       parser_.reset(new mp2t::Mp2tMediaParser());
       break;
+      // Widevine classic (WVM) is derived from MPEG2PS. We do not support
+      // non-WVM MPEG2PS file, thus we do not differentiate between the two.
+      // Every MPEG2PS file is assumed to be WVM file. If it turns out not the
+      // case, an error will be reported when trying to parse the file as WVM
+      // file.
     case CONTAINER_MPEG2PS:
+      FALLTHROUGH_INTENDED;
+    case CONTAINER_WVM:
       parser_.reset(new wvm::WvmMediaParser());
       break;
     case CONTAINER_WEBM:

packager/packager.cc

@@ -17,6 +17,7 @@
 #include "packager/base/files/file_path.h"
 #include "packager/base/logging.h"
 #include "packager/base/path_service.h"
+#include "packager/base/strings/string_util.h"
 #include "packager/base/strings/stringprintf.h"
 #include "packager/base/threading/simple_thread.h"
 #include "packager/base/time/clock.h"
@@ -583,6 +584,11 @@ Status CreateAudioVideoJobs(
 
   // Demuxers are shared among all streams with the same input.
   std::shared_ptr<Demuxer> demuxer;
+  // Chunkers can be shared among all streams with the same input (except for
+  // WVM files), which allows samples from the same input to be synced when
+  // doing chunking.
+  std::shared_ptr<MediaHandler> chunker;
+  bool is_wvm_file = false;
   // Replicators are shared among all streams with the same input and stream
   // selector.
   std::shared_ptr<MediaHandler> replicator;
@@ -592,21 +598,32 @@ Status CreateAudioVideoJobs(
 
   for (const StreamDescriptor& stream : streams) {
     // If we changed our input files, we need a new demuxer.
-    if (previous_input != stream.input) {
+    const bool new_input_file = stream.input != previous_input;
+    if (new_input_file) {
       Status status = CreateDemuxer(stream, packaging_params, &demuxer);
       if (!status.ok()) {
         return status;
       }
 
       job_manager->Add("RemuxJob", demuxer);
+
+      // Share chunkers among all streams with the same input except for WVM
+      // file, which may contain multiple video files and the samples may not be
+      // interleaved either.
+      is_wvm_file =
+          DetermineContainerFromFileName(stream.input) == CONTAINER_WVM;
+      if (!is_wvm_file) {
+        chunker =
+            std::make_shared<ChunkingHandler>(packaging_params.chunking_params);
+      }
     }
 
     if (!stream.language.empty()) {
       demuxer->SetLanguageOverride(stream.stream_selector, stream.language);
     }
 
-    const bool new_stream = previous_input != stream.input ||
+    const bool new_stream =
-                            previous_selector != stream.stream_selector;
+        new_input_file || previous_selector != stream.stream_selector;
     previous_input = stream.input;
     previous_selector = stream.stream_selector;
 
@@ -623,14 +640,16 @@ Status CreateAudioVideoJobs(
             packaging_params.ad_cue_generator_params);
       }
 
-      replicator = std::make_shared<Replicator>();
+      if (is_wvm_file) {
-
+        chunker =
-      std::shared_ptr<MediaHandler> chunker =
             std::make_shared<ChunkingHandler>(packaging_params.chunking_params);
+      }
 
       std::shared_ptr<MediaHandler> encryptor = CreateEncryptionHandler(
           packaging_params, stream, encryption_key_source);
 
+      replicator = std::make_shared<Replicator>();
+
       Status status;
       if (ad_cue_generator) {
         status.Update(