1 files changed, 40 insertions, 0 deletions
diff --git a/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/video/VideoFrameMetadataListener.java b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/video/VideoFrameMetadataListener.java
new file mode 100644
index 0000000000..46e05def5c
--- /dev/null
+++ b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/video/VideoFrameMetadataListener.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2018 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 org.mozilla.thirdparty.com.google.android.exoplayer2.video;
+
+import android.media.MediaFormat;
+import androidx.annotation.Nullable;
+import org.mozilla.thirdparty.com.google.android.exoplayer2.Format;
+
+/** A listener for metadata corresponding to video frame being rendered. */
+public interface VideoFrameMetadataListener {
+  /**
+   * Called when the video frame about to be rendered. This method is called on the playback thread.
+   *
+   * @param presentationTimeUs The presentation time of the output buffer, in microseconds.
+   * @param releaseTimeNs The wallclock time at which the frame should be displayed, in nanoseconds.
+   *     If the platform API version of the device is less than 21, then this is the best effort.
+   * @param format The format associated with the frame.
+   * @param mediaFormat The framework media format associated with the frame, or {@code null} if not
+   *     known or not applicable (e.g., because the frame was not output by a {@link
+   *     android.media.MediaCodec MediaCodec}).
+   */
+  void onVideoFrameAboutToBeRendered(
+      long presentationTimeUs,
+      long releaseTimeNs,
+      Format format,
+      @Nullable MediaFormat mediaFormat);
+}