1 files changed, 56 insertions, 0 deletions
diff --git a/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/format/MediaFormatExtraConstants.java b/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/format/MediaFormatExtraConstants.java
new file mode 100644
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--- /dev/null
+++ b/libs/android-transcoder/src/main/java/net/ypresto/androidtranscoder/format/MediaFormatExtraConstants.java
@@ -0,0 +1,56 @@
+/*
+ * 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.format;
+
+public class MediaFormatExtraConstants {
+    // from MediaFormat of API level >= 21, but might be usable in older APIs as native code implementation exists.
+    // https://android.googlesource.com/platform/frameworks/av/+/lollipop-release/media/libstagefright/ACodec.cpp#2621
+    // NOTE: native code enforces baseline profile.
+    // https://android.googlesource.com/platform/frameworks/av/+/lollipop-release/media/libstagefright/ACodec.cpp#2638
+    /** For encoder parameter. Use value of MediaCodecInfo.CodecProfileLevel.AVCProfile* . */
+    public static final String KEY_PROFILE = "profile";
+
+    // from https://android.googlesource.com/platform/frameworks/av/+/lollipop-release/media/libstagefright/ACodec.cpp#2623
+    /** For encoder parameter. Use value of MediaCodecInfo.CodecProfileLevel.AVCLevel* . */
+    public static final String KEY_LEVEL = "level";
+
+    // from https://android.googlesource.com/platform/frameworks/av/+/lollipop-release/media/libstagefright/MediaCodec.cpp#2197
+    /** Included in MediaFormat from {@link android.media.MediaExtractor#getTrackFormat(int)}. Value is {@link java.nio.ByteBuffer}. */
+    public static final String KEY_AVC_SPS = "csd-0";
+    /** Included in MediaFormat from {@link android.media.MediaExtractor#getTrackFormat(int)}. Value is {@link java.nio.ByteBuffer}. */
+    public static final String KEY_AVC_PPS = "csd-1";
+
+    /**
+     * For decoder parameter and included in MediaFormat from {@link android.media.MediaExtractor#getTrackFormat(int)}.
+     * Decoder rotates specified degrees before rendering video to surface.
+     * NOTE: Only included in track format of API &gt;= 21.
+     */
+    public static final String KEY_ROTATION_DEGREES = "rotation-degrees";
+
+    // Video formats
+    // from MediaFormat of API level >= 21
+    public static final String MIMETYPE_VIDEO_AVC = "video/avc";
+    public static final String MIMETYPE_VIDEO_H263 = "video/3gpp";
+    public static final String MIMETYPE_VIDEO_VP8 = "video/x-vnd.on2.vp8";
+
+    // Audio formats
+    // from MediaFormat of API level >= 21
+    public static final String MIMETYPE_AUDIO_AAC = "audio/mp4a-latm";
+
+    private MediaFormatExtraConstants() {
+        throw new RuntimeException();
+    }
+}