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Bug 1142379 - Encrypt audio and video tracks using separate encryption settings. r=edwin

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This commit is contained in:
Gerald Squelart 2015-03-22 12:41:00 -04:00
parent 4c1646cd0f
commit ed55cb93ff
17 changed files with 279 additions and 83 deletions
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dom/media/test/bipbop-cenc1-audio1.m4s Normal file
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dom/media/test/bipbop-cenc1-audio2.m4s Normal file
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dom/media/test/bipbop-cenc1-audio3.m4s Normal file
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dom/media/test/bipbop-cenc1-audioinit.mp4 Normal file
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dom/media/test/bipbop-cenc1-video1.m4s Normal file
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dom/media/test/bipbop-cenc1-video2.m4s Normal file
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dom/media/test/bipbop-cenc1-videoinit.mp4 Normal file
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dom/media/test/bipbop-frag-cenc-audio.xml Normal file
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@ -0,0 +1,50 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
This XML file describes the encryption applied to |bipbop-cenc*|. To
generate the bipbop-cenc1 files, run the following commands:
# Encrypt bipbop-no-edts.mp4 with the keys specified in this file,
# and output to |bipbop-cenc1-{video,audio}.mp4|
MP4Box -crypt bipbop-frag-cenc-video.xml -rem 2 -out bipbop-cenc1-video.mp4 bipbop-no-edts.mp4
MP4Box -crypt bipbop-frag-cenc-audio.xml -rem 1 -out bipbop-cenc1-audio.mp4 bipbop-no-edts.mp4
# Fragment |bipbop-cenc1-*.mp4| into 500ms segments:
MP4Box -dash 500 -rap -segment-name bipbop-cenc1-video -subsegs-per-sidx 5 bipbop-cenc1-video.mp4
MP4Box -dash 500 -rap -segment-name bipbop-cenc1-audio -subsegs-per-sidx 5 bipbop-cenc1-audio.mp4
# The above command will generate a set of fragments in |bipbop-cenc1-{video,audio}*.m4s
# and |bipbop-cenc1-{video,audio}init.mp4| containing just the init segment.
# To cut down the duration, we throw out all but the first 3 audio & 2 video segments:
rm bipbop-cenc1-audio{[^123],[123][^.]}.m4s
rm bipbop-cenc1-video{[^12],[12][^.]}.m4s
# MP4Box will also have generated some *.mpd files we don't need:
rm bipbop-cenc1-*.mpd
# Delete intermediate encrypted files:
rm bipbop-cenc1-{audio,video}.mp4
-->
<GPACDRM type="CENC AES-CTR">
<DRMInfo type="pssh" version="1">
<!--
SystemID specified in
https://dvcs.w3.org/hg/html-media/raw-file/tip/encrypted-media/cenc-format.html
-->
<BS ID128="1077efecc0b24d02ace33c1e52e2fb4b" />
<!-- Number of KeyIDs = 1 -->
<BS bits="32" value="1" />
<!-- KeyID -->
<BS ID128="0x7e571d047e571d047e571d047e571d04" />
</DRMInfo>
<CrypTrack trackID="2" isEncrypted="1" IV_size="16" saiSavedBox="senc"
first_IV="0x00000000000000000000000000000000">
<key KID="0x7e571d047e571d047e571d047e571d04"
value="0x7e5744447e5744447e5744447e574444" />
</CrypTrack>
</GPACDRM>

50
dom/media/test/bipbop-frag-cenc-video.xml Normal file
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@ -0,0 +1,50 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
This XML file describes the encryption applied to |bipbop-cenc*|. To
generate the bipbop-cenc1 files, run the following commands:
# Encrypt bipbop-no-edts.mp4 with the keys specified in this file,
# and output to |bipbop-cenc1-{video,audio}.mp4|
MP4Box -crypt bipbop-frag-cenc-video.xml -rem 2 -out bipbop-cenc1-video.mp4 bipbop-no-edts.mp4
MP4Box -crypt bipbop-frag-cenc-audio.xml -rem 1 -out bipbop-cenc1-audio.mp4 bipbop-no-edts.mp4
# Fragment |bipbop-cenc1-*.mp4| into 500ms segments:
MP4Box -dash 500 -rap -segment-name bipbop-cenc1-video -subsegs-per-sidx 5 bipbop-cenc1-video.mp4
MP4Box -dash 500 -rap -segment-name bipbop-cenc1-audio -subsegs-per-sidx 5 bipbop-cenc1-audio.mp4
# The above command will generate a set of fragments in |bipbop-cenc1-{video,audio}*.m4s
# and |bipbop-cenc1-{video,audio}init.mp4| containing just the init segment.
# To cut down the duration, we throw out all but the first 3 audio & 2 video segments:
rm bipbop-cenc1-audio{[^123],[123][^.]}.m4s
rm bipbop-cenc1-video{[^12],[12][^.]}.m4s
# MP4Box will also have generated some *.mpd files we don't need:
rm bipbop-cenc1-*.mpd
# Delete intermediate encrypted files:
rm bipbop-cenc1-{audio,video}.mp4
-->
<GPACDRM type="CENC AES-CTR">
<DRMInfo type="pssh" version="1">
<!--
SystemID specified in
https://dvcs.w3.org/hg/html-media/raw-file/tip/encrypted-media/cenc-format.html
-->
<BS ID128="1077efecc0b24d02ace33c1e52e2fb4b" />
<!-- Number of KeyIDs = 1 -->
<BS bits="32" value="1" />
<!-- KeyID -->
<BS ID128="0x7e571d037e571d037e571d037e571d03" />
</DRMInfo>
<CrypTrack trackID="1" isEncrypted="1" IV_size="16" saiSavedBox="senc"
first_IV="0x00000000000000000000000000000000">
<key KID="0x7e571d037e571d037e571d037e571d03"
value="0x7e5733337e5733337e5733337e573333" />
</CrypTrack>
</GPACDRM>

121
dom/media/test/eme.js
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@ -34,6 +34,14 @@ function StringToArrayBuffer(str)
return arr;
}
function StringToHex(str){
var res = "";
for (var i = 0; i < str.length; ++i) {
res += ("0" + str.charCodeAt(i).toString(16)).slice(-2);
}
return res;
}
function Base64ToHex(str)
{
var bin = window.atob(str.replace(/-/g, "+").replace(/_/g, "/"));
@ -89,11 +97,8 @@ function TimeRangesToString(trs)
function SourceBufferToString(sb)
{
return ("SourceBuffer{"
+ "AppendMode=" + (sb.AppendMode || "-")
+ ", updating=" + (sb.updating ? "true" : "false")
+ ", buffered=" + TimeRangesToString(sb.buffered)
+ ", audioTracks=" + (sb.audioTracks ? sb.audioTracks.length : "-")
+ ", videoTracks=" + (sb.videoTracks ? sb.videoTracks.length : "-")
+ (sb.updating ? "updating, " : "")
+ "buffered=" + TimeRangesToString(sb.buffered)
+ "}");
}
@ -307,8 +312,7 @@ function PlayMultiTrack(test, elem, token)
}
// Returns a promise that is resolved when the media element is ready to have
// its play() function called; when it's loaded MSE fragments, or once the load
// has started for non-MSE video.
// its play() function called; when it's loaded MSE fragments.
function LoadTest(test, elem, token)
{
if (test.fragments) {
@ -349,25 +353,51 @@ function SetupEME(test, token, params)
? params.onSetKeysFail
: bail(token + " Failed to set MediaKeys on <video> element");
var firstEncrypted = true;
v.addEventListener("encrypted", function(ev) {
if (!firstEncrypted) {
// TODO: Better way to handle 'encrypted'?
// Maybe wait for metadataloaded and all expected 'encrypted's?
Log(token, "got encrypted event again, initDataType=" + ev.initDataType);
return;
}
firstEncrypted = false;
Log(token, "got encrypted event, initDataType=" + ev.initDataType);
var options = [
// null: No session management in progress, just go ahead and update the session.
// [...]: Session management in progress, add [initDataType, initData] to
// this queue to get it processed when possible.
var initDataQueue = [];
function processInitDataQueue()
{
initDataType: ev.initDataType,
videoType: test.type,
audioType: test.type,
if (initDataQueue === null) { return; }
if (initDataQueue.length === 0) { initDataQueue = null; return; }
var ev = initDataQueue.shift();
var sessionType = (params && params.sessionType) ? params.sessionType : "temporary";
Log(token, "createSession(" + sessionType + ") for (" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ")");
var session = v.mediaKeys.createSession(sessionType);
if (params && params.onsessioncreated) {
params.onsessioncreated(session);
}
];
return new Promise(function (resolve, reject) {
session.addEventListener("message", UpdateSessionFunc(test, token, sessionType, resolve, reject));
Log(token, "session.generateRequest(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ")");
session.generateRequest(ev.initDataType, ev.initData).catch(function(reason) {
// Reject the promise if generateRequest() failed. Otherwise it will
// be resolve in UpdateSessionFunc().
bail(token + ": session.generateRequest(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ") failed")(reason);
reject();
});
})
.then(function(aSession) {
Log(token, "session.generateRequest(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ") succeeded");
if (params && params.onsessionupdated) {
params.onsessionupdated(aSession);
}
processInitDataQueue();
});
}
// All 'initDataType's should be the same.
// null indicates no 'encrypted' event received yet.
var initDataType = null;
v.addEventListener("encrypted", function(ev) {
if (initDataType === null) {
Log(token, "got first encrypted(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + "), setup session");
initDataType = ev.initDataType;
initDataQueue.push(ev);
function chain(promise, onReject) {
return promise.then(function(value) {
@ -378,6 +408,13 @@ function SetupEME(test, token, params)
})
}
var options = [
{
initDataType: ev.initDataType,
videoType: test.type,
audioType: test.type,
}
];
var p = navigator.requestMediaKeySystemAccess(KEYSYSTEM_TYPE, options);
var r = bail(token + " Failed to request key system access.");
chain(p, r)
@ -396,29 +433,23 @@ function SetupEME(test, token, params)
.then(function() {
Log(token, "set MediaKeys on <video> element ok");
var sessionType = (params && params.sessionType) ? params.sessionType : "temporary";
var session = v.mediaKeys.createSession(sessionType);
if (params && params.onsessioncreated) {
params.onsessioncreated(session);
}
return new Promise(function (resolve, reject) {
session.addEventListener("message", UpdateSessionFunc(test, token, sessionType, resolve, reject));
session.generateRequest(ev.initDataType, ev.initData).catch(function(reason) {
// Reject the promise if generateRequest() failed. Otherwise it will
// be resolve in UpdateSessionFunc().
bail(token + ": session.generateRequest failed")(reason);
reject();
});
});
processInitDataQueue();
})
.then(function(session) {
Log(token, ": session.generateRequest succeeded");
if (params && params.onsessionupdated) {
params.onsessionupdated(session);
} else {
if (ev.initDataType !== initDataType) {
return bail(token + ": encrypted(" + ev.initDataType + ", " +
StringToHex(ArrayBufferToString(ev.initData)) + ")")
("expected " + initDataType);
}
if (initDataQueue !== null) {
Log(token, "got encrypted(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ") event, queue it for later session update");
initDataQueue.push(ev);
} else {
Log(token, "got encrypted(" + ev.initDataType + ", " + StringToHex(ArrayBufferToString(ev.initData)) + ") event, update session now");
initDataQueue = [ev];
processInitDataQueue();
}
}
});
});
return v;
}

43
dom/media/test/manifest.js
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@ -647,7 +647,7 @@ var gMetadataTests = [
// Test files for Encrypted Media Extensions
var gEMETests = [
{
name:"bipbop-cenc-videoinit.mp4",
name:"video-only with 2 keys",
type:"video/mp4; codecs=\"avc1.64000d,mp4a.40.2\"",
fragments:[ "bipbop-cenc-videoinit.mp4",
"bipbop-cenc-video1.m4s",
@ -659,10 +659,11 @@ var gEMETests = [
"7e571d047e571d047e571d047e571d04" : "7e5744447e5744447e5744447e574444",
},
sessionType:"temporary",
sessions:1,
duration:1.60,
},
{
name:"bipbop-cenc-videoinit.mp4",
name:"video-only with 2 keys, CORS",
type:"video/mp4; codecs=\"avc1.64000d,mp4a.40.2\"",
fragments:[ "bipbop-cenc-videoinit.mp4",
"bipbop-cenc-video1.m4s",
@ -674,11 +675,12 @@ var gEMETests = [
"7e571d047e571d047e571d047e571d04" : "7e5744447e5744447e5744447e574444",
},
sessionType:"temporary",
sessions:1,
crossOrigin:true,
duration:1.60,
},
{
name:"bipbop-cenc-videoinit.mp4",
name:"audio&video tracks, both with all keys",
type:"video/mp4; codecs=\"avc1.64000d,mp4a.40.2\"",
tracks: [
{
@ -705,10 +707,11 @@ var gEMETests = [
"7e571d047e571d047e571d047e571d04" : "7e5744447e5744447e5744447e574444",
},
sessionType:"temporary",
sessions:2,
duration:1.60,
},
{
name:"bipbop-cenc-videoinit.mp4",
name:"audio&video tracks, both with all keys, CORS",
type:"video/mp4; codecs=\"avc1.64000d,mp4a.40.2\"",
tracks: [
{
@ -735,9 +738,41 @@ var gEMETests = [
"7e571d047e571d047e571d047e571d04" : "7e5744447e5744447e5744447e574444",
},
sessionType:"temporary",
sessions:2,
crossOrigin:true,
duration:1.60,
},
{
name:"audio&video tracks, each with its key",
type:"video/mp4; codecs=\"avc1.64000d,mp4a.40.2\"",
tracks: [
{
name:"audio",
type:"audio/mp4; codecs=\"mp4a.40.2\"",
fragments:[ "bipbop-cenc1-audioinit.mp4",
"bipbop-cenc1-audio1.m4s",
"bipbop-cenc1-audio2.m4s",
"bipbop-cenc1-audio3.m4s",
],
},
{
name:"video",
type:"video/mp4; codecs=\"avc1.64000d\"",
fragments:[ "bipbop-cenc1-videoinit.mp4",
"bipbop-cenc1-video1.m4s",
"bipbop-cenc1-video2.m4s",
],
},
],
keys: {
// "keyid" : "key"
"7e571d037e571d037e571d037e571d03" : "7e5733337e5733337e5733337e573333",
"7e571d047e571d047e571d047e571d04" : "7e5744447e5744447e5744447e574444",
},
sessionType:"temporary",
sessions:2,
duration:1.60,
},
];
var gEMENonMSEFailTests = [

7
dom/media/test/mochitest.ini
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@ -52,6 +52,13 @@ support-files =
bipbop-cenc-video1.m4s
bipbop-cenc-video2.m4s
bipbop-cenc-videoinit.mp4
bipbop-cenc1-audio1.m4s
bipbop-cenc1-audio2.m4s
bipbop-cenc1-audio3.m4s
bipbop-cenc1-audioinit.mp4
bipbop-cenc1-video1.m4s
bipbop-cenc1-video2.m4s
bipbop-cenc1-videoinit.mp4
bogus.duh
bogus.ogv
bogus.ogv^headers^

5
dom/media/test/test_eme_canvas_blocked.html
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@ -38,7 +38,10 @@ function startTest(test, token)
manager.finished(token);
});
LoadTest(test, v, token);
manager.started(token + "_load");
LoadTest(test, v, token)
.then(function() { manager.finished(token + "_load"); })
.catch(function() { manager.finished(token + "_load"); });
}
function beginTest() {

5
dom/media/test/test_eme_obs_notification.html
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@ -52,7 +52,10 @@ function startTest(test, token)
manager.finished(token);
});
LoadTest(test, v, token);
manager.started(token + "_load");
LoadTest(test, v, token)
.then(function() { manager.finished(token + "_load"); })
.catch(function() { manager.finished(token + "_load"); });
}
function beginTest() {

8
dom/media/test/test_eme_persistent_sessions.html
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@ -74,7 +74,6 @@ function startTest(test, token)
onsessionupdated: function(session) {
Log(token, "Session created");
var sessionId;
initialSession = session;
// Once the session has loaded and has all its keys usable, close
// all sessions without calling remove() on them.
@ -147,11 +146,14 @@ function startTest(test, token)
}
);
LoadTest(test, v, token);
manager.started(token + "_load");
LoadTest(test, v, token)
.then(function() { manager.finished(token + "_load"); })
.catch(function() { manager.finished(token + "_load"); });
}
function beginTest() {
manager.runTests(gEMETests, startTest);
manager.runTests(gEMETests.filter(t => t.sessions === 1), startTest);
}
var prefs = [

12
dom/media/test/test_eme_playback.html
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@ -74,16 +74,22 @@ function startTest(test, token)
ok(Math.abs(test.duration - v.currentTime) < 0.1,
TimeStamp(token) + " Current time should be same as duration");
// Verify all sessions had all keys went sent the to the CDM usable, and thus
// Verify all sessions had all keys went sent to the CDM usable, and thus
// that we received keystatuseschange event(s).
is(sessions.length, 1, TimeStamp(token) + " should have 1 session");
is(sessions.length, test.sessions, TimeStamp(token) + " should have " + test.sessions + " session" + (test.sessions===1?"":"s"));
var keyIdsReceived = [];
for (var keyid in test.keys) { keyIdsReceived[keyid] = false; }
for (var i = 0; i < sessions.length; i++) {
var session = sessions[i];
ok(session.gotKeysChanged, TimeStamp(token) + " should have received at least one keychange event");
for (var kid in session.keyIdsReceived) {
ok(session.keyIdsReceived[kid], TimeStamp(token) + " key with id " + kid + " was usable as expected");
Log(token, "session " + i + " key " + kid + " = " + (session.keyIdsReceived[kid] ? "true" : "false"));
if (session.keyIdsReceived[kid]) { keyIdsReceived[kid] = true; }
}
}
for (var kid in keyIdsReceived) {
ok(keyIdsReceived[kid], TimeStamp(token) + " key with id " + kid + " was usable as expected");
}
manager.finished(token);
});

15
dom/media/test/test_eme_stream_capture_blocked.html
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@ -32,7 +32,10 @@ function startTest(test, token)
ok(false, TimeStamp(case1token) + " should never reach loadeddata, as setMediaKeys should fail");
});
manager.started(case1token);
LoadTest(test, v1, case1token);
manager.started(case1token + "_load");
LoadTest(test, v1, case1token)
.then(function() { manager.finished(case1token + "_load" ); })
.catch(function() { manager.finished(case1token + "_load" ); });
// Case 2. creating a MediaElementSource on a media element with a MediaKeys should fail.
@ -51,7 +54,10 @@ function startTest(test, token)
manager.finished(case2token);
});
manager.started(case2token);
LoadTest(test, v2, case2token);
manager.started(case2token + "_load");
LoadTest(test, v2, case2token)
.then(function() { manager.finished(case2token + "_load" ); })
.catch(function() { manager.finished(case2token + "_load" ); });
// Case 3. capturing a media element with mozCaptureStream that has a MediaKeys should fail.
@ -69,7 +75,10 @@ function startTest(test, token)
manager.finished(case3token);
});
manager.started(case3token);
LoadTest(test, v3, case3token);
manager.started(case3token + "_load");
LoadTest(test, v3, case3token)
.then(function() { manager.finished(case3token + "_load" ); })
.catch(function() { manager.finished(case3token + "_load" ); });
}
function beginTest() {