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Allow CDM version v19 or later

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Bug: 301669353
Change-Id: I8bd93bdf6b30db93f5b31792f6a2c778856cf361
This commit is contained in:
Kyle Zhang
2024-03-28 23:43:19 +00:00
parent 4f7bdc12c3
commit b99087280f
2 changed files with 36 additions and 5 deletions
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23
src/com/android/settings/development/mediadrm/ForceSwSecureCryptoFallbackPreferenceController.java
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@@ -23,6 +23,8 @@ import android.util.Log;
import androidx.preference.Preference;
import java.util.UUID;
import com.android.internal.annotations.VisibleForTesting;
import com.android.settings.R;
import com.android.settings.core.TogglePreferenceController;
@@ -34,6 +36,8 @@ import com.android.settings.media_drm.Flags;
*/
public class ForceSwSecureCryptoFallbackPreferenceController extends TogglePreferenceController {
private static final String TAG = "ForceSwSecureCryptoFallbackPreferenceController";
private static final UUID WIDEVINE_UUID =
new UUID(0xEDEF8BA979D64ACEL, 0xA3C827DCD51D21EDL);
public ForceSwSecureCryptoFallbackPreferenceController(Context context, String preferenceKey) {
super(context, preferenceKey);
@@ -52,15 +56,24 @@ public class ForceSwSecureCryptoFallbackPreferenceController extends TogglePrefe
@Override
public void updateState(Preference preference) {
boolean isEnable = false;
if (Flags.forceL3Enabled()) {
preference.setEnabled(true);
Log.i(TAG, "forceL3Enabled is on");
} else {
preference.setEnabled(false);
try (MediaDrm drm = new MediaDrm(WIDEVINE_UUID)) {
String version = drm.getPropertyString(MediaDrm.PROPERTY_VERSION);
if (Integer.parseInt(version.split("\\.", 2)[0]) >= 19) {
isEnable = true;
}
} catch (Exception ex) {
Log.e(TAG, "An exception occurred:", ex);
}
}
preference.setEnabled(isEnable);
if (!isEnable) {
// In case of flag rollback, the controller should be unchecked.
WidevineProperties.forcel3_enabled(false);
Log.i(TAG, "forceL3Enabled is off");
}
Log.i(TAG, "Force software crypto is " + isEnable);
super.updateState(preference);
}