1 files changed, 71 insertions, 0 deletions
diff --git a/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/mediacodec/MediaCodecSelector.java b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/mediacodec/MediaCodecSelector.java
new file mode 100644
index 0000000000..3f90c3a105
--- /dev/null
+++ b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/mediacodec/MediaCodecSelector.java
@@ -0,0 +1,71 @@
+/*
+ * 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 org.mozilla.thirdparty.com.google.android.exoplayer2.mediacodec;
+
+import android.media.MediaCodec;
+import androidx.annotation.Nullable;
+import org.mozilla.thirdparty.com.google.android.exoplayer2.mediacodec.MediaCodecUtil.DecoderQueryException;
+import java.util.List;
+
+/**
+ * Selector of {@link MediaCodec} instances.
+ */
+public interface MediaCodecSelector {
+
+  /**
+   * Default implementation of {@link MediaCodecSelector}, which returns the preferred decoder for
+   * the given format.
+   */
+  MediaCodecSelector DEFAULT =
+      new MediaCodecSelector() {
+        @Override
+        public List<MediaCodecInfo> getDecoderInfos(
+            String mimeType, boolean requiresSecureDecoder, boolean requiresTunnelingDecoder)
+            throws DecoderQueryException {
+          return MediaCodecUtil.getDecoderInfos(
+              mimeType, requiresSecureDecoder, requiresTunnelingDecoder);
+        }
+
+        @Override
+        @Nullable
+        public MediaCodecInfo getPassthroughDecoderInfo() throws DecoderQueryException {
+          return MediaCodecUtil.getPassthroughDecoderInfo();
+        }
+      };
+
+  /**
+   * Returns a list of decoders that can decode media in the specified MIME type, in priority order.
+   *
+   * @param mimeType The MIME type for which a decoder is required.
+   * @param requiresSecureDecoder Whether a secure decoder is required.
+   * @param requiresTunnelingDecoder Whether a tunneling decoder is required.
+   * @return An unmodifiable list of {@link MediaCodecInfo}s corresponding to decoders. May be
+   *     empty.
+   * @throws DecoderQueryException Thrown if there was an error querying decoders.
+   */
+  List<MediaCodecInfo> getDecoderInfos(
+      String mimeType, boolean requiresSecureDecoder, boolean requiresTunnelingDecoder)
+      throws DecoderQueryException;
+
+  /**
+   * Selects a decoder to instantiate for audio passthrough.
+   *
+   * @return A {@link MediaCodecInfo} describing the decoder, or null if no suitable decoder exists.
+   * @throws DecoderQueryException Thrown if there was an error querying decoders.
+   */
+  @Nullable
+  MediaCodecInfo getPassthroughDecoderInfo() throws DecoderQueryException;
+}