1 files changed, 50 insertions, 0 deletions
diff --git a/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/engine/TrackTranscoder.java b/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/engine/TrackTranscoder.java
new file mode 100644
index 000000000..04bff2a40
--- /dev/null
+++ b/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/engine/TrackTranscoder.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2014 Yuya Tanaka
+ *
+ * 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 net.ypresto.androidtranscoder.engine;
+
+import android.media.MediaFormat;
+
+public interface TrackTranscoder {
+
+    void setup();
+
+    /**
+     * Get actual MediaFormat which is used to write to muxer.
+     * To determine you should call {@link #stepPipeline()} several times.
+     *
+     * @return Actual output format determined by coder, or {@code null} if not yet determined.
+     */
+    MediaFormat getDeterminedFormat();
+
+    /**
+     * Step pipeline if output is available in any step of it.
+     * It assumes muxer has been started, so you should call muxer.start() first.
+     *
+     * @return true if data moved in pipeline.
+     */
+    boolean stepPipeline();
+
+    /**
+     * Get presentation time of last sample written to muxer.
+     *
+     * @return Presentation time in micro-second. Return value is undefined if finished writing.
+     */
+    long getWrittenPresentationTimeUs();
+
+    boolean isFinished();
+
+    void release();
+}