SoftAMRWBEncoder.h revision 83f70f4472e9b0cacc5d372eddfcef4b02662d10 
1/*
2 * Copyright (C) 2012 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_AMRWB_ENCODER_H_
18
19#define SOFT_AMRWB_ENCODER_H_
20
21#include "SimpleSoftOMXComponent.h"
22
23#include "voAMRWB.h"
24
25struct VO_AUDIO_CODECAPI;
26struct VO_MEM_OPERATOR;
27
28namespace android {
29
30struct SoftAMRWBEncoder : public SimpleSoftOMXComponent {
31    SoftAMRWBEncoder(
32            const char *name,
33            const OMX_CALLBACKTYPE *callbacks,
34            OMX_PTR appData,
35            OMX_COMPONENTTYPE **component);
36
37protected:
38    virtual ~SoftAMRWBEncoder();
39
40    virtual OMX_ERRORTYPE internalGetParameter(
41            OMX_INDEXTYPE index, OMX_PTR params);
42
43    virtual OMX_ERRORTYPE internalSetParameter(
44            OMX_INDEXTYPE index, const OMX_PTR params);
45
46    virtual void onQueueFilled(OMX_U32 portIndex);
47
48private:
49    enum {
50        kNumBuffers             = 4,
51        kNumSamplesPerFrame     = 320,
52    };
53
54    void *mEncoderHandle;
55    VO_AUDIO_CODECAPI *mApiHandle;
56    VO_MEM_OPERATOR *mMemOperator;
57
58    OMX_U32 mBitRate;
59    VOAMRWBMODE mMode;
60
61    size_t mInputSize;
62    int16_t mInputFrame[kNumSamplesPerFrame];
63    int64_t mInputTimeUs;
64
65    bool mSawInputEOS;
66    bool mSignalledError;
67
68    void initPorts();
69    status_t initEncoder();
70
71    DISALLOW_EVIL_CONSTRUCTORS(SoftAMRWBEncoder);
72};
73
74}  // namespace android
75
76#endif  // SOFT_AMRWB_ENCODER_H_
77