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Commit ef966415 by Rohit Singh
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Merge pull request #10260 from sr1990:clearkey_parse_licenseurl 

PiperOrigin-RevId: 459215225
(cherry picked from commit 95218076)
parent 036a48dc
Inline Side-by-side
Showing with 100 additions and 1 deletions
library/common/src/main/java/com/google/android/exoplayer2/drm/DrmInitData.java
...@@ -18,6 +18,7 @@ package com.google.android.exoplayer2.drm; ...@@ -18,6 +18,7 @@ package com.google.android.exoplayer2.drm;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import android.text.TextUtils; import android.text.TextUtils;
import androidx.annotation.CheckResult;
import androidx.annotation.Nullable; import androidx.annotation.Nullable;
import com.google.android.exoplayer2.C; import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.drm.DrmInitData.SchemeData; import com.google.android.exoplayer2.drm.DrmInitData.SchemeData;
...@@ -156,6 +157,7 @@ public final class DrmInitData implements Comparator<SchemeData>, Parcelable { ...@@ -156,6 +157,7 @@ public final class DrmInitData implements Comparator<SchemeData>, Parcelable {
* @param schemeType A protection scheme type. May be null. * @param schemeType A protection scheme type. May be null.
* @return A copy with the specified protection scheme type. * @return A copy with the specified protection scheme type.
*/ */
@CheckResult
public DrmInitData copyWithSchemeType(@Nullable String schemeType) { public DrmInitData copyWithSchemeType(@Nullable String schemeType) {
if (Util.areEqual(this.schemeType, schemeType)) { if (Util.areEqual(this.schemeType, schemeType)) {
return this; return this;
...@@ -332,6 +334,7 @@ public final class DrmInitData implements Comparator<SchemeData>, Parcelable { ...@@ -332,6 +334,7 @@ public final class DrmInitData implements Comparator<SchemeData>, Parcelable {
* @param data The data to include in the copy. * @param data The data to include in the copy.
* @return The new instance. * @return The new instance.
*/ */
@CheckResult
public SchemeData copyWithData(@Nullable byte[] data) { public SchemeData copyWithData(@Nullable byte[] data) {
return new SchemeData(uuid, licenseServerUrl, mimeType, data); return new SchemeData(uuid, licenseServerUrl, mimeType, data);
} }
......
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java
...@@ -597,6 +597,9 @@ public class DashManifestParser extends DefaultHandler ...@@ -597,6 +597,9 @@ public class DashManifestParser extends DefaultHandler
case "urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed": case "urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed":
uuid = C.WIDEVINE_UUID; uuid = C.WIDEVINE_UUID;
break; break;
case "urn:uuid:e2719d58-a985-b3c9-781a-b030af78d30e":
uuid = C.CLEARKEY_UUID;
break;
default: default:
break; break;
} }
...@@ -604,7 +607,9 @@ public class DashManifestParser extends DefaultHandler ...@@ -604,7 +607,9 @@ public class DashManifestParser extends DefaultHandler
do { do {
xpp.next(); xpp.next();
if (XmlPullParserUtil.isStartTag(xpp, "ms:laurl")) { if (XmlPullParserUtil.isStartTag(xpp, "clearkey:Laurl") && xpp.next() == XmlPullParser.TEXT) {
licenseServerUrl = xpp.getText();
} else if (XmlPullParserUtil.isStartTag(xpp, "ms:laurl")) {
licenseServerUrl = xpp.getAttributeValue(null, "licenseUrl"); licenseServerUrl = xpp.getAttributeValue(null, "licenseUrl");
} else if (data == null } else if (data == null
&& XmlPullParserUtil.isStartTagIgnorePrefix(xpp, "pssh") && XmlPullParserUtil.isStartTagIgnorePrefix(xpp, "pssh")
...@@ -851,6 +856,7 @@ public class DashManifestParser extends DefaultHandler ...@@ -851,6 +856,7 @@ public class DashManifestParser extends DefaultHandler
ArrayList<SchemeData> drmSchemeDatas = representationInfo.drmSchemeDatas; ArrayList<SchemeData> drmSchemeDatas = representationInfo.drmSchemeDatas;
drmSchemeDatas.addAll(extraDrmSchemeDatas); drmSchemeDatas.addAll(extraDrmSchemeDatas);
if (!drmSchemeDatas.isEmpty()) { if (!drmSchemeDatas.isEmpty()) {
fillInClearKeyInformation(drmSchemeDatas);
filterRedundantIncompleteSchemeDatas(drmSchemeDatas); filterRedundantIncompleteSchemeDatas(drmSchemeDatas);
formatBuilder.setDrmInitData(new DrmInitData(drmSchemeType, drmSchemeDatas)); formatBuilder.setDrmInitData(new DrmInitData(drmSchemeType, drmSchemeDatas));
} }
...@@ -1658,6 +1664,32 @@ public class DashManifestParser extends DefaultHandler ...@@ -1658,6 +1664,32 @@ public class DashManifestParser extends DefaultHandler
} }
} }
private static void fillInClearKeyInformation(ArrayList<SchemeData> schemeDatas) {
// Find and remove ClearKey information.
@Nullable String clearKeyLicenseServerUrl = null;
for (int i = 0; i < schemeDatas.size(); i++) {
SchemeData schemeData = schemeDatas.get(i);
if (C.CLEARKEY_UUID.equals(schemeData.uuid) && schemeData.licenseServerUrl != null) {
clearKeyLicenseServerUrl = schemeData.licenseServerUrl;
schemeDatas.remove(i);
break;
}
}
if (clearKeyLicenseServerUrl == null) {
return;
}
// Fill in the ClearKey information into the existing PSSH schema data if applicable.
for (int i = 0; i < schemeDatas.size(); i++) {
SchemeData schemeData = schemeDatas.get(i);
if (C.COMMON_PSSH_UUID.equals(schemeData.uuid) && schemeData.licenseServerUrl == null) {
schemeDatas.set(
i,
new SchemeData(
C.CLEARKEY_UUID, clearKeyLicenseServerUrl, schemeData.mimeType, schemeData.data));
}
}
}
/** /**
* Derives a sample mimeType from a container mimeType and codecs attribute. * Derives a sample mimeType from a container mimeType and codecs attribute.
* *
......
library/dash/src/test/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParserTest.java
...@@ -23,6 +23,7 @@ import androidx.test.core.app.ApplicationProvider; ...@@ -23,6 +23,7 @@ import androidx.test.core.app.ApplicationProvider;
import androidx.test.ext.junit.runners.AndroidJUnit4; import androidx.test.ext.junit.runners.AndroidJUnit4;
import com.google.android.exoplayer2.C; import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.Format; import com.google.android.exoplayer2.Format;
import com.google.android.exoplayer2.drm.DrmInitData;
import com.google.android.exoplayer2.metadata.emsg.EventMessage; import com.google.android.exoplayer2.metadata.emsg.EventMessage;
import com.google.android.exoplayer2.source.dash.manifest.Representation.MultiSegmentRepresentation; import com.google.android.exoplayer2.source.dash.manifest.Representation.MultiSegmentRepresentation;
import com.google.android.exoplayer2.source.dash.manifest.Representation.SingleSegmentRepresentation; import com.google.android.exoplayer2.source.dash.manifest.Representation.SingleSegmentRepresentation;
...@@ -79,6 +80,8 @@ public class DashManifestParserTest { ...@@ -79,6 +80,8 @@ public class DashManifestParserTest {
"media/mpd/sample_mpd_service_description_low_latency_only_playback_rates"; "media/mpd/sample_mpd_service_description_low_latency_only_playback_rates";
private static final String SAMPLE_MPD_SERVICE_DESCRIPTION_LOW_LATENCY_ONLY_TARGET_LATENCY = private static final String SAMPLE_MPD_SERVICE_DESCRIPTION_LOW_LATENCY_ONLY_TARGET_LATENCY =
"media/mpd/sample_mpd_service_description_low_latency_only_target_latency"; "media/mpd/sample_mpd_service_description_low_latency_only_target_latency";
private static final String SAMPLE_MPD_CLEAR_KEY_LICENSE_URL =
"media/mpd/sample_mpd_clear_key_license_url";
private static final String NEXT_TAG_NAME = "Next"; private static final String NEXT_TAG_NAME = "Next";
private static final String NEXT_TAG = "<" + NEXT_TAG_NAME + "/>"; private static final String NEXT_TAG = "<" + NEXT_TAG_NAME + "/>";
...@@ -880,6 +883,37 @@ public class DashManifestParserTest { ...@@ -880,6 +883,37 @@ public class DashManifestParserTest {
assertThat(manifest.serviceDescription).isNull(); assertThat(manifest.serviceDescription).isNull();
} }
@Test
public void contentProtections_withClearKeyLicenseUrl() throws IOException {
DashManifestParser parser = new DashManifestParser();
DashManifest manifest =
parser.parse(
Uri.parse("https://example.com/test.mpd"),
TestUtil.getInputStream(
ApplicationProvider.getApplicationContext(), SAMPLE_MPD_CLEAR_KEY_LICENSE_URL));
assertThat(manifest.getPeriodCount()).isEqualTo(1);
Period period = manifest.getPeriod(0);
assertThat(period.adaptationSets).hasSize(2);
AdaptationSet adaptationSet0 = period.adaptationSets.get(0);
AdaptationSet adaptationSet1 = period.adaptationSets.get(1);
assertThat(adaptationSet0.representations).hasSize(1);
assertThat(adaptationSet1.representations).hasSize(1);
Representation representation0 = adaptationSet0.representations.get(0);
Representation representation1 = adaptationSet1.representations.get(0);
assertThat(representation0.format.drmInitData.schemeType).isEqualTo("cenc");
assertThat(representation1.format.drmInitData.schemeType).isEqualTo("cenc");
assertThat(representation0.format.drmInitData.schemeDataCount).isEqualTo(1);
assertThat(representation1.format.drmInitData.schemeDataCount).isEqualTo(1);
DrmInitData.SchemeData schemeData0 = representation0.format.drmInitData.get(0);
DrmInitData.SchemeData schemeData1 = representation1.format.drmInitData.get(0);
assertThat(schemeData0.uuid).isEqualTo(C.CLEARKEY_UUID);
assertThat(schemeData1.uuid).isEqualTo(C.CLEARKEY_UUID);
assertThat(schemeData0.licenseServerUrl).isEqualTo("https://testserver1.test/AcquireLicense");
assertThat(schemeData1.licenseServerUrl).isEqualTo("https://testserver2.test/AcquireLicense");
}
private static List<Descriptor> buildCea608AccessibilityDescriptors(String value) { private static List<Descriptor> buildCea608AccessibilityDescriptors(String value) {
return Collections.singletonList(new Descriptor("urn:scte:dash:cc:cea-608:2015", value, null)); return Collections.singletonList(new Descriptor("urn:scte:dash:cc:cea-608:2015", value, null));
} }
......
testdata/src/test/assets/media/mpd/sample_mpd_clear_key_license_url 0 → 100644
<?xml version="1.0" encoding="UTF-8"?>
<!--
Includes ContentProtection elements with additional ClearKey license URLs.
Covers all possible locations (in AdaptationSet and Representation) and possible orders of these
ContentProtection elements (CENC first or ClearKey first).
-->
<MPD xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="urn:mpeg:DASH:schema:MPD:2011" xsi:schemaLocation="urn:mpeg:DASH:schema:MPD:2011 DASH-MPD.xsd" minBufferTime="PT1.500S" profiles="urn:mpeg:dash:profile:isoff-main:2011" type="static" availabilityStartTime="2016-10-14T17:00:17" xmlns:cenc="urn:mpeg:cenc:2013" xmlns:clearkey="http://dashif.org/guidelines/clearKey">
<Period start="PT0.000S" duration="PT0H5M50S">
<SegmentTemplate startNumber="0" timescale="1000" media="sq/$Number$">
<SegmentTimeline>
<S d="2002" t="6009" r="2"/>
</SegmentTimeline>
</SegmentTemplate>
<AdaptationSet id="0" mimeType="audio/mp4" subsegmentAlignment="true">
<Representation id="140" codecs="mp4a.40.2" audioSamplingRate="48000" startWithSAP="1" bandwidth="144000">
<ContentProtection schemeIdUri="urn:mpeg:dash:mp4protection:2011" value="cenc" cenc:default_KID="9eb4050d-e44b-4802-932e-27d75083e266" />
<ContentProtection value="ClearKey1.0" schemeIdUri="urn:uuid:e2719d58-a985-b3c9-781a-b030af78d30e">
<clearkey:Laurl Lic_type="EME-1.0">https://testserver1.test/AcquireLicense</clearkey:Laurl>
</ContentProtection>
</Representation>
</AdaptationSet>
<AdaptationSet id="1" mimeType="video/mp4" subsegmentAlignment="true">
<ContentProtection value="ClearKey1.0" schemeIdUri="urn:uuid:e2719d58-a985-b3c9-781a-b030af78d30e">
<clearkey:Laurl Lic_type="EME-1.0">https://testserver2.test/AcquireLicense</clearkey:Laurl>
</ContentProtection>
<ContentProtection schemeIdUri="urn:mpeg:dash:mp4protection:2011" value="cenc" cenc:default_KID="9eb4050d-e44b-4802-932e-27d75083e266" />
<Representation id="133" codecs="avc1.4d4015" width="426" height="240" startWithSAP="1" bandwidth="258000" frameRate="30" />
</AdaptationSet>
</Period>
</MPD>
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