OMXPluginBase.h revision 599ebfd48d43933e2edcfd4f18a0b1a9a9d7ff38 
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
28namespace android {
29
30struct OMXPluginBase {
31    OMXPluginBase() {}
32    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
52private:
53    OMXPluginBase(const OMXPluginBase &);
54    OMXPluginBase &operator=(const OMXPluginBase &);
55};
56
57}  // namespace android
58
59#endif  // OMX_PLUGIN_BASE_H_
60