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Work around a bug in the Android 13 ClearKey implementation

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The ClearKey CDM will attach an 'invalid' URL in `KeyRequest` objects,
when the documentation states this should be an empty string if a
default URL is not known.

#minor-release

PiperOrigin-RevId: 476113513
This commit is contained in:
ibaker 2022-09-22 15:59:44 +00:00 committed by Marc Baechinger
parent cfc0eef24e
commit 331d4d626f
1 changed files with 12 additions and 5 deletions
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17
library/core/src/main/java/com/google/android/exoplayer2/drm/FrameworkMediaDrm.java
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@ -218,11 +218,7 @@ public final class FrameworkMediaDrm implements ExoMediaDrm {
mediaDrm.getKeyRequest(scope, initData, mimeType, keyType, optionalParameters); mediaDrm.getKeyRequest(scope, initData, mimeType, keyType, optionalParameters);
byte[] requestData = adjustRequestData(uuid, request.getData()); byte[] requestData = adjustRequestData(uuid, request.getData());
String licenseServerUrl = adjustLicenseServerUrl(request.getDefaultUrl());
String licenseServerUrl = request.getDefaultUrl();
if (MOCK_LA_URL_VALUE.equals(licenseServerUrl)) {
licenseServerUrl = "";
}
if (TextUtils.isEmpty(licenseServerUrl) if (TextUtils.isEmpty(licenseServerUrl)
&& schemeData != null && schemeData != null
&& !TextUtils.isEmpty(schemeData.licenseServerUrl)) { && !TextUtils.isEmpty(schemeData.licenseServerUrl)) {
@ -236,6 +232,17 @@ public final class FrameworkMediaDrm implements ExoMediaDrm {
return new KeyRequest(requestData, licenseServerUrl, requestType); return new KeyRequest(requestData, licenseServerUrl, requestType);
} }
private static String adjustLicenseServerUrl(String licenseServerUrl) {
if (MOCK_LA_URL.equals(licenseServerUrl)) {
return "";
} else if (Util.SDK_INT == 33 && "https://default.url".equals(licenseServerUrl)) {
// Work around b/247808112
return "";
} else {
return licenseServerUrl;
}
}
@Override @Override
@Nullable @Nullable
public byte[] provideKeyResponse(byte[] scope, byte[] response) public byte[] provideKeyResponse(byte[] scope, byte[] response)