SoftVPX.h revision bbba88cb1bdc34705d1477208990a06904c022e7 
1/*
2 * Copyright (C) 2011 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 SOFT_VPX_H_
18
19#define SOFT_VPX_H_
20
21#include "SimpleSoftOMXComponent.h"
22
23namespace android {
24
25struct SoftVPX : public SimpleSoftOMXComponent {
26    SoftVPX(const char *name,
27            const OMX_CALLBACKTYPE *callbacks,
28            OMX_PTR appData,
29            OMX_COMPONENTTYPE **component);
30
31protected:
32    virtual ~SoftVPX();
33
34    virtual OMX_ERRORTYPE internalGetParameter(
35            OMX_INDEXTYPE index, OMX_PTR params);
36
37    virtual OMX_ERRORTYPE internalSetParameter(
38            OMX_INDEXTYPE index, const OMX_PTR params);
39
40    virtual void onQueueFilled(OMX_U32 portIndex);
41    virtual void onPortFlushCompleted(OMX_U32 portIndex);
42    virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled);
43
44private:
45    enum {
46        kNumBuffers = 4
47    };
48
49    void *mCtx;
50
51    int32_t mWidth;
52    int32_t mHeight;
53
54    enum {
55        NONE,
56        AWAITING_DISABLED,
57        AWAITING_ENABLED
58    } mOutputPortSettingsChange;
59
60    void initPorts();
61    status_t initDecoder();
62
63    void updatePortDefinitions();
64
65    DISALLOW_EVIL_CONSTRUCTORS(SoftVPX);
66};
67
68}  // namespace android
69
70#endif  // SOFT_VPX_H_
71