1/*
2 * Copyright (C) 2010 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 A_MPEG4_ELEM_ASSEMBLER_H_
18
19#define A_MPEG4_ELEM_ASSEMBLER_H_
20
21#include "ARTPAssembler.h"
22
23#include <media/stagefright/foundation/AString.h>
24
25#include <utils/List.h>
26#include <utils/RefBase.h>
27
28#include <OMX_Audio.h>
29
30namespace android {
31
32struct ABuffer;
33struct AMessage;
34
35struct AMPEG4ElementaryAssembler : public ARTPAssembler {
36    AMPEG4ElementaryAssembler(
37            const sp<AMessage> &notify, const AString &desc,
38            const AString &params);
39
40protected:
41    virtual ~AMPEG4ElementaryAssembler();
42
43    virtual AssemblyStatus assembleMore(const sp<ARTPSource> &source);
44    virtual void onByeReceived();
45    virtual void packetLost();
46
47private:
48    sp<AMessage> mNotifyMsg;
49    bool mIsGeneric;
50    AString mParams;
51
52    unsigned mSizeLength;
53    unsigned mIndexLength;
54    unsigned mIndexDeltaLength;
55    unsigned mCTSDeltaLength;
56    unsigned mDTSDeltaLength;
57    bool mRandomAccessIndication;
58    unsigned mStreamStateIndication;
59    unsigned mAuxiliaryDataSizeLength;
60    bool mHasAUHeader;
61
62    int32_t mChannelConfig;
63    size_t mSampleRateIndex;
64
65    uint32_t mAccessUnitRTPTime;
66    bool mNextExpectedSeqNoValid;
67    uint32_t mNextExpectedSeqNo;
68    bool mAccessUnitDamaged;
69    List<sp<ABuffer> > mPackets;
70
71    AssemblyStatus addPacket(const sp<ARTPSource> &source);
72    void submitAccessUnit();
73
74    DISALLOW_EVIL_CONSTRUCTORS(AMPEG4ElementaryAssembler);
75};
76
77}  // namespace android
78
79#endif  // A_MPEG4_ELEM_ASSEMBLER_H_
80