Merge "Allow exposing ChunkIndex as MediaFormat" into rvc-dev
diff --git a/apex/media/framework/java/android/media/MediaParser.java b/apex/media/framework/java/android/media/MediaParser.java
index 19f578e..8a3fbde 100644
--- a/apex/media/framework/java/android/media/MediaParser.java
+++ b/apex/media/framework/java/android/media/MediaParser.java
@@ -31,6 +31,7 @@
import com.google.android.exoplayer2.Format;
import com.google.android.exoplayer2.ParserException;
import com.google.android.exoplayer2.drm.DrmInitData.SchemeData;
+import com.google.android.exoplayer2.extractor.ChunkIndex;
import com.google.android.exoplayer2.extractor.DefaultExtractorInput;
import com.google.android.exoplayer2.extractor.Extractor;
import com.google.android.exoplayer2.extractor.ExtractorInput;
@@ -817,6 +818,30 @@
public static final String PARAMETER_EXPOSE_DUMMY_SEEKMAP =
"android.media.mediaparser.exposeDummySeekMap";
+ /**
+ * Sets whether chunk indices available in the extracted media should be exposed as {@link
+ * MediaFormat MediaFormats}. {@code boolean} expected. Default value is {@link false}.
+ *
+ * <p>When set to true, any information about media segmentation will be exposed as a {@link
+ * MediaFormat} (with track index 0) containing four {@link ByteBuffer} elements under the
+ * following keys:
+ *
+ * <ul>
+ * <li>"chunk-index-int-sizes": Contains {@code ints} representing the sizes in bytes of each
+ * of the media segments.
+ * <li>"chunk-index-long-offsets": Contains {@code longs} representing the byte offsets of
+ * each segment in the stream.
+ * <li>"chunk-index-long-us-durations": Contains {@code longs} representing the media duration
+ * of each segment, in microseconds.
+ * <li>"chunk-index-long-us-times": Contains {@code longs} representing the start time of each
+ * segment, in microseconds.
+ * </ul>
+ *
+ * @hide
+ */
+ public static final String PARAMETER_EXPOSE_CHUNK_INDEX_AS_MEDIA_FORMAT =
+ "android.media.mediaParser.exposeChunkIndexAsMediaFormat";
+
// Private constants.
private static final String TAG = "MediaParser";
@@ -980,6 +1005,7 @@
private boolean mIgnoreTimestampOffset;
private boolean mEagerlyExposeTrackType;
private boolean mExposeDummySeekMap;
+ private boolean mExposeChunkIndexAsMediaFormat;
private String mParserName;
private Extractor mExtractor;
private ExtractorInput mExtractorInput;
@@ -1042,6 +1068,9 @@
if (PARAMETER_EXPOSE_DUMMY_SEEKMAP.equals(parameterName)) {
mExposeDummySeekMap = (boolean) value;
}
+ if (PARAMETER_EXPOSE_CHUNK_INDEX_AS_MEDIA_FORMAT.equals(parameterName)) {
+ mExposeChunkIndexAsMediaFormat = (boolean) value;
+ }
mParserParameters.put(parameterName, value);
return this;
}
@@ -1436,6 +1465,19 @@
@Override
public void seekMap(com.google.android.exoplayer2.extractor.SeekMap exoplayerSeekMap) {
+ if (mExposeChunkIndexAsMediaFormat && exoplayerSeekMap instanceof ChunkIndex) {
+ ChunkIndex chunkIndex = (ChunkIndex) exoplayerSeekMap;
+ MediaFormat mediaFormat = new MediaFormat();
+ mediaFormat.setByteBuffer("chunk-index-int-sizes", toByteBuffer(chunkIndex.sizes));
+ mediaFormat.setByteBuffer(
+ "chunk-index-long-offsets", toByteBuffer(chunkIndex.offsets));
+ mediaFormat.setByteBuffer(
+ "chunk-index-long-us-durations", toByteBuffer(chunkIndex.durationsUs));
+ mediaFormat.setByteBuffer(
+ "chunk-index-long-us-times", toByteBuffer(chunkIndex.timesUs));
+ mOutputConsumer.onTrackDataFound(
+ /* trackIndex= */ 0, new TrackData(mediaFormat, /* drmInitData= */ null));
+ }
mOutputConsumer.onSeekMapFound(new SeekMap(exoplayerSeekMap));
}
}
@@ -1823,6 +1865,24 @@
return result;
}
+ private static ByteBuffer toByteBuffer(long[] longArray) {
+ ByteBuffer byteBuffer = ByteBuffer.allocateDirect(longArray.length * Long.BYTES);
+ for (long element : longArray) {
+ byteBuffer.putLong(element);
+ }
+ byteBuffer.flip();
+ return byteBuffer;
+ }
+
+ private static ByteBuffer toByteBuffer(int[] intArray) {
+ ByteBuffer byteBuffer = ByteBuffer.allocateDirect(intArray.length * Integer.BYTES);
+ for (int element : intArray) {
+ byteBuffer.putInt(element);
+ }
+ byteBuffer.flip();
+ return byteBuffer;
+ }
+
private static String toTypeString(int type) {
switch (type) {
case C.TRACK_TYPE_VIDEO:
@@ -1979,6 +2039,8 @@
expectedTypeByParameterName.put(PARAMETER_IGNORE_TIMESTAMP_OFFSET, Boolean.class);
expectedTypeByParameterName.put(PARAMETER_EAGERLY_EXPOSE_TRACKTYPE, Boolean.class);
expectedTypeByParameterName.put(PARAMETER_EXPOSE_DUMMY_SEEKMAP, Boolean.class);
+ expectedTypeByParameterName.put(
+ PARAMETER_EXPOSE_CHUNK_INDEX_AS_MEDIA_FORMAT, Boolean.class);
EXPECTED_TYPE_BY_PARAMETER_NAME = Collections.unmodifiableMap(expectedTypeByParameterName);
}
}