Extractor service
Run extractors in a separate process. Currently all data is copied through a
binder transaction, and WVMExtractor is still run in the mediaserver process.
Change-Id: Ic5dbce87126dd321ad792f4dd540c2ff6b068d13
diff --git a/include/media/IMediaExtractor.h b/include/media/IMediaExtractor.h
new file mode 100644
index 0000000..9f7a719
--- /dev/null
+++ b/include/media/IMediaExtractor.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2009 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.
+ */
+
+#ifndef IMEDIA_EXTRACTOR_BASE_H_
+
+#define IMEDIA_EXTRACTOR_BASE_H_
+
+#include <media/IMediaSource.h>
+
+namespace android {
+
+class MetaData;
+
+class IMediaExtractor : public IInterface {
+public:
+ DECLARE_META_INTERFACE(MediaExtractor);
+
+ virtual size_t countTracks() = 0;
+ virtual sp<IMediaSource> getTrack(size_t index) = 0;
+
+ enum GetTrackMetaDataFlags {
+ kIncludeExtensiveMetaData = 1
+ };
+ virtual sp<MetaData> getTrackMetaData(
+ size_t index, uint32_t flags = 0) = 0;
+
+ // Return container specific meta-data. The default implementation
+ // returns an empty metadata object.
+ virtual sp<MetaData> getMetaData() = 0;
+
+ enum Flags {
+ CAN_SEEK_BACKWARD = 1, // the "seek 10secs back button"
+ CAN_SEEK_FORWARD = 2, // the "seek 10secs forward button"
+ CAN_PAUSE = 4,
+ CAN_SEEK = 8, // the "seek bar"
+ };
+
+ // If subclasses do _not_ override this, the default is
+ // CAN_SEEK_BACKWARD | CAN_SEEK_FORWARD | CAN_SEEK | CAN_PAUSE
+ virtual uint32_t flags() const = 0;
+
+ // for DRM
+ virtual void setDrmFlag(bool flag) = 0;
+ virtual bool getDrmFlag() = 0;
+ virtual char* getDrmTrackInfo(size_t trackID, int *len) = 0;
+ virtual void setUID(uid_t uid) = 0;
+
+ virtual const char * name() = 0;
+};
+
+
+class BnMediaExtractor: public BnInterface<IMediaExtractor>
+{
+public:
+ virtual status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply,
+ uint32_t flags = 0);
+};
+
+
+} // namespace android
+
+#endif // IMEDIA_EXTRACTOR_BASE_H_