1 /*
2  * Copyright (C) 2011 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 FLAC_EXTRACTOR_H_
18 #define FLAC_EXTRACTOR_H_
19 
20 #include <media/MediaExtractorPluginApi.h>
21 #include <media/MediaExtractorPluginHelper.h>
22 #include <media/NdkMediaFormat.h>
23 #include <utils/String8.h>
24 
25 namespace android {
26 
27 class FLACParser;
28 
29 class FLACExtractor : public MediaExtractorPluginHelper {
30 
31 public:
32     explicit FLACExtractor(DataSourceHelper *source);
33 
34     virtual size_t countTracks();
35     virtual MediaTrackHelper *getTrack(size_t index);
36     virtual media_status_t getTrackMetaData(AMediaFormat *meta, size_t index, uint32_t flags);
37 
38     virtual media_status_t getMetaData(AMediaFormat *meta);
name()39     virtual const char * name() { return "FLACExtractor"; }
40 
41 protected:
42     virtual ~FLACExtractor();
43 
44 private:
45     DataSourceHelper *mDataSource;
46     FLACParser *mParser;
47     status_t mInitCheck;
48     AMediaFormat *mFileMetadata;
49 
50     // There is only one track
51     AMediaFormat *mTrackMetadata;
52 
53     FLACExtractor(const FLACExtractor &);
54     FLACExtractor &operator=(const FLACExtractor &);
55 
56 };
57 
58 }  // namespace android
59 
60 #endif  // FLAC_EXTRACTOR_H_
61