Merge "MediaExtractor: add getDrmInitData API"
diff --git a/api/current.txt b/api/current.txt
index d3abbaf..7a2cbce 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -20097,6 +20097,16 @@
ctor public DeniedByServerException(java.lang.String);
}
+ public abstract class DrmInitData {
+ ctor public DrmInitData();
+ method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
+ }
+
+ public static final class DrmInitData.SchemeInitData {
+ field public final byte[] data;
+ field public final java.lang.String mimeType;
+ }
+
public class ExifInterface {
ctor public ExifInterface(java.lang.String) throws java.io.IOException;
method public double getAltitude(double);
@@ -20787,6 +20797,7 @@
ctor public MediaExtractor();
method public boolean advance();
method public long getCachedDuration();
+ method public android.media.DrmInitData getDrmInitData();
method public java.util.Map<java.util.UUID, byte[]> getPsshInfo();
method public boolean getSampleCryptoInfo(android.media.MediaCodec.CryptoInfo);
method public int getSampleFlags();
diff --git a/api/system-current.txt b/api/system-current.txt
index ec75629..f42a71a 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -21221,6 +21221,16 @@
ctor public DeniedByServerException(java.lang.String);
}
+ public abstract class DrmInitData {
+ ctor public DrmInitData();
+ method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
+ }
+
+ public static final class DrmInitData.SchemeInitData {
+ field public final byte[] data;
+ field public final java.lang.String mimeType;
+ }
+
public class ExifInterface {
ctor public ExifInterface(java.lang.String) throws java.io.IOException;
method public double getAltitude(double);
@@ -21911,6 +21921,7 @@
ctor public MediaExtractor();
method public boolean advance();
method public long getCachedDuration();
+ method public android.media.DrmInitData getDrmInitData();
method public java.util.Map<java.util.UUID, byte[]> getPsshInfo();
method public boolean getSampleCryptoInfo(android.media.MediaCodec.CryptoInfo);
method public int getSampleFlags();
diff --git a/api/test-current.txt b/api/test-current.txt
index f6f2cc2..f668220 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -20106,6 +20106,16 @@
ctor public DeniedByServerException(java.lang.String);
}
+ public abstract class DrmInitData {
+ ctor public DrmInitData();
+ method public abstract android.media.DrmInitData.SchemeInitData get(java.util.UUID);
+ }
+
+ public static final class DrmInitData.SchemeInitData {
+ field public final byte[] data;
+ field public final java.lang.String mimeType;
+ }
+
public class ExifInterface {
ctor public ExifInterface(java.lang.String) throws java.io.IOException;
method public double getAltitude(double);
@@ -20796,6 +20806,7 @@
ctor public MediaExtractor();
method public boolean advance();
method public long getCachedDuration();
+ method public android.media.DrmInitData getDrmInitData();
method public java.util.Map<java.util.UUID, byte[]> getPsshInfo();
method public boolean getSampleCryptoInfo(android.media.MediaCodec.CryptoInfo);
method public int getSampleFlags();
diff --git a/media/java/android/media/DrmInitData.java b/media/java/android/media/DrmInitData.java
new file mode 100644
index 0000000..06fe6ff
--- /dev/null
+++ b/media/java/android/media/DrmInitData.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.media;
+
+import android.media.MediaDrm;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * Encapsulates initialization data required by a {@link MediaDrm} instance.
+ */
+public abstract class DrmInitData {
+
+ /**
+ * Retrieves initialization data for a given DRM scheme, specified by its UUID.
+ *
+ * @param schemeUuid The DRM scheme's UUID.
+ * @return The initialization data for the scheme, or null if the scheme is not supported.
+ */
+ public abstract SchemeInitData get(UUID schemeUuid);
+
+ /**
+ * Scheme initialization data.
+ */
+ public static final class SchemeInitData {
+
+ /**
+ * The mimeType of {@link #data}.
+ */
+ public final String mimeType;
+ /**
+ * The initialization data.
+ */
+ public final byte[] data;
+
+ /**
+ * @param mimeType The mimeType of the initialization data.
+ * @param data The initialization data.
+ *
+ * @hide
+ */
+ public SchemeInitData(String mimeType, byte[] data) {
+ this.mimeType = mimeType;
+ this.data = data;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (!(obj instanceof SchemeInitData)) {
+ return false;
+ }
+ if (obj == this) {
+ return true;
+ }
+
+ SchemeInitData other = (SchemeInitData) obj;
+ return mimeType.equals(other.mimeType) && Arrays.equals(data, other.data);
+ }
+
+ @Override
+ public int hashCode() {
+ return mimeType.hashCode() + 31 * Arrays.hashCode(data);
+ }
+
+ }
+
+}
diff --git a/media/java/android/media/MediaExtractor.java b/media/java/android/media/MediaExtractor.java
index 0bf995f..b339925 100644
--- a/media/java/android/media/MediaExtractor.java
+++ b/media/java/android/media/MediaExtractor.java
@@ -34,7 +34,9 @@
import java.lang.annotation.RetentionPolicy;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
+import java.util.Collections;
import java.util.HashMap;
+import java.util.List;
import java.util.Map;
import java.util.UUID;
@@ -226,6 +228,46 @@
public native final int getTrackCount();
/**
+ * Extract DRM initialization data if it exists
+ *
+ * @return DRM initialization data in the content, or {@code null}
+ * if no recognizable DRM format is found;
+ * @see DrmInitData
+ */
+ public DrmInitData getDrmInitData() {
+ Map<String, Object> formatMap = getFileFormatNative();
+ if (formatMap == null) {
+ return null;
+ }
+ if (formatMap.containsKey("pssh")) {
+ Map<UUID, byte[]> psshMap = getPsshInfo();
+ final Map<UUID, DrmInitData.SchemeInitData> initDataMap =
+ new HashMap<UUID, DrmInitData.SchemeInitData>();
+ for (Map.Entry<UUID, byte[]> e: psshMap.entrySet()) {
+ UUID uuid = e.getKey();
+ byte[] data = e.getValue();
+ initDataMap.put(uuid, new DrmInitData.SchemeInitData("cenc", data));
+ }
+ return new DrmInitData() {
+ public SchemeInitData get(UUID schemeUuid) {
+ return initDataMap.get(schemeUuid);
+ }
+ };
+ } else if (formatMap.containsKey("crypto-key")) {
+ ByteBuffer buf = (ByteBuffer) formatMap.get("crypto-key");
+ buf.rewind();
+ final byte[] data = new byte[buf.remaining()];
+ buf.get(data);
+ return new DrmInitData() {
+ public SchemeInitData get(UUID schemeUuid) {
+ return new DrmInitData.SchemeInitData("webm", data);
+ }
+ };
+ }
+ return null;
+ }
+
+ /**
* Get the PSSH info if present.
* @return a map of uuid-to-bytes, with the uuid specifying
* the crypto scheme, and the bytes being the data specific to that scheme.