2 * Copyright (C) 2009 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #ifndef WAV_EXTRACTOR_H_
19 #define WAV_EXTRACTOR_H_
21 #include <media/stagefright/MediaExtractor.h>
29 class WAVExtractor : public MediaExtractor {
31 // Extractor assumes ownership of "source".
32 WAVExtractor(const sp<DataSource> &source);
34 virtual size_t countTracks();
35 virtual sp<MediaSource> getTrack(size_t index);
36 virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags);
38 virtual sp<MetaData> getMetaData();
41 virtual ~WAVExtractor();
44 sp<DataSource> mDataSource;
48 uint16_t mNumChannels;
50 uint16_t mBitsPerSample;
53 sp<MetaData> mTrackMeta;
57 WAVExtractor(const WAVExtractor &);
58 WAVExtractor &operator=(const WAVExtractor &);
62 const sp<DataSource> &source, String8 *mimeType, float *confidence,
65 } // namespace android
67 #endif // WAV_EXTRACTOR_H_