IMediaMetadataRetriever.h revision e53b9ead781c36e96d6b6f012ddffc93a3d80f0d 
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_IMEDIAMETADATARETRIEVER_H
19#define ANDROID_IMEDIAMETADATARETRIEVER_H
20
21#include <binder/IInterface.h>
22#include <binder/Parcel.h>
23#include <binder/IMemory.h>
24#include <utils/KeyedVector.h>
25#include <utils/RefBase.h>
26
27namespace android {
28
29class IMediaMetadataRetriever: public IInterface
30{
31public:
32    DECLARE_META_INTERFACE(MediaMetadataRetriever);
33    virtual void            disconnect() = 0;
34
35    virtual status_t        setDataSource(
36            const char *srcUrl,
37            const KeyedVector<String8, String8> *headers = NULL) = 0;
38
39    virtual status_t        setDataSource(int fd, int64_t offset, int64_t length) = 0;
40    virtual sp<IMemory>     getFrameAtTime(int64_t timeUs, int option) = 0;
41    virtual sp<IMemory>     extractAlbumArt() = 0;
42    virtual const char*     extractMetadata(int keyCode) = 0;
43};
44
45// ----------------------------------------------------------------------------
46
47class BnMediaMetadataRetriever: public BnInterface<IMediaMetadataRetriever>
48{
49public:
50    virtual status_t    onTransact(uint32_t code,
51                                   const Parcel& data,
52                                   Parcel* reply,
53                                   uint32_t flags = 0);
54};
55
56}; // namespace android
57
58#endif // ANDROID_IMEDIAMETADATARETRIEVER_H
59