MediaMetadataRetrieverInterface.h revision 7b5eb023f8d87cca6d830ae6c11c6aadbe02aca8 
1/*
2**
3** Copyright (C) 2008 The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#ifndef ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
19#define ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
20
21#include <utils/RefBase.h>
22#include <media/mediametadataretriever.h>
23#include <private/media/VideoFrame.h>
24
25namespace android {
26
27// Abstract base class
28class MediaMetadataRetrieverBase : public RefBase
29{
30public:
31                        MediaMetadataRetrieverBase() {}
32    virtual             ~MediaMetadataRetrieverBase() {}
33    virtual status_t    setDataSource(const char *url) = 0;
34    virtual status_t    setDataSource(int fd, int64_t offset, int64_t length) = 0;
35    virtual status_t    setMode(int mode) = 0;
36    virtual status_t    getMode(int* mode) const = 0;
37    virtual VideoFrame* captureFrame() = 0;
38    virtual MediaAlbumArt* extractAlbumArt() = 0;
39    virtual const char* extractMetadata(int keyCode) = 0;
40};
41
42// MediaMetadataRetrieverInterface
43class MediaMetadataRetrieverInterface : public MediaMetadataRetrieverBase
44{
45public:
46    virtual             ~MediaMetadataRetrieverInterface() {}
47};
48
49}; // namespace android
50
51#endif // ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
52
53