1 /*
2  * Copyright (C) 2009 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 OMX_PLUGIN_BASE_H_
18 
19 #define OMX_PLUGIN_BASE_H_
20 
21 #include <sys/types.h>
22 
23 #include <OMX_Component.h>
24 
25 #include <utils/String8.h>
26 #include <utils/Vector.h>
27 
28 namespace android {
29 
30 struct OMXPluginBase {
OMXPluginBaseOMXPluginBase31     OMXPluginBase() {}
~OMXPluginBaseOMXPluginBase32     virtual ~OMXPluginBase() {}
33 
34     virtual OMX_ERRORTYPE makeComponentInstance(
35             const char *name,
36             const OMX_CALLBACKTYPE *callbacks,
37             OMX_PTR appData,
38             OMX_COMPONENTTYPE **component) = 0;
39 
40     virtual OMX_ERRORTYPE destroyComponentInstance(
41             OMX_COMPONENTTYPE *component) = 0;
42 
43     virtual OMX_ERRORTYPE enumerateComponents(
44             OMX_STRING name,
45             size_t size,
46             OMX_U32 index) = 0;
47 
48     virtual OMX_ERRORTYPE getRolesOfComponent(
49             const char *name,
50             Vector<String8> *roles) = 0;
51 
52 private:
53     OMXPluginBase(const OMXPluginBase &);
54     OMXPluginBase &operator=(const OMXPluginBase &);
55 };
56 
57 }  // namespace android
58 
59 #endif  // OMX_PLUGIN_BASE_H_
60