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Support trick play with Ad cues 

Fixes #528.

Change-Id: I558285a2fae3d2048ef7cefabcd4761e35be47a8
This commit is contained in:
KongQun Yang 2018-12-06 18:04:55 -08:00
parent 9819adf9d6
commit cd7640a5bd
6 changed files with 100 additions and 0 deletions
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11
packager/app/test/packager_test.py
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@ -1010,6 +1010,17 @@ class PackagerFunctionalTest(PackagerAppTest):
ad_cues='1.5'))
self._CheckTestResults('encryption-and-ad-cues')
def testEncryptionAndAdCuesAndDashTrickPlay(self):
streams = [
self._GetStream('audio'),
self._GetStream('video'),
self._GetStream('video', trick_play_factor=1),
]
self.assertPackageSuccess(
streams, self._GetFlags(
encryption=True, output_dash=True, ad_cues='1.5'))
self._CheckTestResults('encryption-and-ad-cues-and-dash-trick-play')
def testEncryptionAndAdCuesSplitContent(self):
self.assertPackageSuccess(
self._GetStreams(

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packager/app/test/testdata/encryption-and-ad-cues-and-dash-trick-play/bear-640x360-audio.mp4 vendored Normal file
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packager/app/test/testdata/encryption-and-ad-cues-and-dash-trick-play/bear-640x360-video-trick_play_factor_1.mp4 vendored Normal file
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packager/app/test/testdata/encryption-and-ad-cues-and-dash-trick-play/bear-640x360-video.mp4 vendored Normal file
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84
packager/app/test/testdata/encryption-and-ad-cues-and-dash-trick-play/output.mpd vendored Normal file
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@ -0,0 +1,84 @@
<?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" 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="PT2.7360668182373047S">
<Period id="0" duration="PT2.002S">
<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="133457" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
<AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
<BaseURL>bear-640x360-audio.mp4</BaseURL>
<SegmentBase indexRange="1003-1070" timescale="44100">
<Initialization range="0-1002"/>
</SegmentBase>
</Representation>
</AdaptationSet>
<AdaptationSet id="1" 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="1" bandwidth="977743" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
<BaseURL>bear-640x360-video.mp4</BaseURL>
<SegmentBase indexRange="1127-1194" timescale="30000">
<Initialization range="0-1126"/>
</SegmentBase>
</Representation>
</AdaptationSet>
<AdaptationSet id="2" contentType="video" width="640" height="360" frameRate="30000/30030" 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>
<EssentialProperty schemeIdUri="http://dashif.org/guidelines/trickmode" value="1"/>
<Representation id="2" bandwidth="143393" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1" maxPlayoutRate="30" codingDependency="false">
<BaseURL>bear-640x360-video-trick_play_factor_1.mp4</BaseURL>
<SegmentBase indexRange="1127-1194" timescale="30000">
<Initialization range="0-1126"/>
</SegmentBase>
</Representation>
</AdaptationSet>
</Period>
<Period id="1" duration="PT.7340666666666671S">
<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="110595" codecs="mp4a.40.2" mimeType="audio/mp4" audioSamplingRate="44100">
<AudioChannelConfiguration schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011" value="2"/>
<BaseURL>bear-640x360-audio.mp4</BaseURL>
<SegmentBase indexRange="1003-1070" timescale="44100" presentationTimeOffset="88288">
<Initialization range="0-1002"/>
</SegmentBase>
</Representation>
</AdaptationSet>
<AdaptationSet id="1" 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="1" bandwidth="872586" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1">
<BaseURL>bear-640x360-video.mp4</BaseURL>
<SegmentBase indexRange="1127-1194" timescale="30000" presentationTimeOffset="60059">
<Initialization range="0-1126"/>
</SegmentBase>
</Representation>
</AdaptationSet>
<AdaptationSet id="2" contentType="video" width="640" height="360" frameRate="30000/30030" 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>
<EssentialProperty schemeIdUri="http://dashif.org/guidelines/trickmode" value="1"/>
<Representation id="2" bandwidth="212297" codecs="avc1.64001e" mimeType="video/mp4" sar="1:1" maxPlayoutRate="30" codingDependency="false">
<BaseURL>bear-640x360-video-trick_play_factor_1.mp4</BaseURL>
<SegmentBase indexRange="1127-1194" timescale="30000" presentationTimeOffset="60059">
<Initialization range="0-1126"/>
</SegmentBase>
</Representation>
</AdaptationSet>
</Period>
</MPD>

5
packager/media/trick_play/trick_play_handler.cc
View File

@ -39,6 +39,11 @@ Status TrickPlayHandler::Process(std::unique_ptr<StreamData> stream_data) {
case StreamDataType::kMediaSample:
return OnMediaSample(*stream_data->media_sample);
case StreamDataType::kCueEvent:
// Add the cue event to be dispatched later.
delayed_messages_.push_back(std::move(stream_data));
return Status::OK;
default:
return Status(error::TRICK_PLAY_ERROR,
"Trick play only supports stream info, segment info, and "