1 /*
2  * Copyright (C) 2017 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 DATA_SOURCE_FACTORY_H_
18 
19 #define DATA_SOURCE_FACTORY_H_
20 
21 #include <media/DataSource.h>
22 #include <sys/types.h>
23 #include <utils/KeyedVector.h>
24 #include <utils/RefBase.h>
25 
26 namespace android {
27 
28 struct MediaHTTPService;
29 class String8;
30 struct HTTPBase;
31 
32 class DataSourceFactory : public RefBase {
33 public:
34     static sp<DataSourceFactory> getInstance();
35     sp<DataSource> CreateFromURI(
36             const sp<MediaHTTPService> &httpService,
37             const char *uri,
38             const KeyedVector<String8, String8> *headers = NULL,
39             String8 *contentType = NULL,
40             HTTPBase *httpSource = NULL);
41 
42     virtual sp<DataSource> CreateMediaHTTP(const sp<MediaHTTPService> &httpService);
43     sp<DataSource> CreateFromFd(int fd, int64_t offset, int64_t length);
44 
45 protected:
46     virtual sp<DataSource> CreateFileSource(const char *uri);
DataSourceFactory()47     DataSourceFactory() {};
~DataSourceFactory()48     virtual ~DataSourceFactory() {};
49 
50 private:
51     static sp<DataSourceFactory> sInstance;
52     static Mutex sInstanceLock;
53 };
54 
55 }  // namespace android
56 
57 #endif  // DATA_SOURCE_FACTORY_H_
58