1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef DRM_EXTRACTOR_H_
18
19#define DRM_EXTRACTOR_H_
20
21#include <media/IMediaSource.h>
22#include <media/stagefright/MediaExtractor.h>
23#include <drm/DrmManagerClient.h>
24
25namespace android {
26
27struct AMessage;
28class DataSource;
29class SampleTable;
30class String8;
31class DecryptHandle;
32
33class DRMExtractor : public MediaExtractor {
34public:
35    DRMExtractor(const sp<DataSource> &source, const char *mime);
36
37    virtual size_t countTracks();
38    virtual sp<IMediaSource> getTrack(size_t index);
39    virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags);
40    virtual sp<MetaData> getMetaData();
41    virtual const char * name() { return "DRMExtractor"; }
42
43protected:
44    virtual ~DRMExtractor();
45
46private:
47    sp<DataSource> mDataSource;
48
49    sp<IMediaExtractor> mOriginalExtractor;
50    sp<DecryptHandle> mDecryptHandle;
51    DrmManagerClient* mDrmManagerClient;
52
53    DRMExtractor(const DRMExtractor &);
54    DRMExtractor &operator=(const DRMExtractor &);
55};
56
57bool SniffDRM(
58        const sp<DataSource> &source, String8 *mimeType, float *confidence,
59            sp<AMessage> *);
60
61}  // namespace android
62
63#endif  // DRM_EXTRACTOR_H_
64
65