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1 /*
2  * Copyright 2018 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 C2_SOFT_MPEG4_ENC_H__
18 #define C2_SOFT_MPEG4_ENC_H__
19 
20 #include <map>
21 
22 #include <Codec2BufferUtils.h>
23 #include <SimpleC2Component.h>
24 #include <util/C2InterfaceHelper.h>
25 
26 #include "mp4enc_api.h"
27 
28 namespace android {
29 
30 struct C2SoftMpeg4Enc : public SimpleC2Component {
31     class IntfImpl;
32 
33     C2SoftMpeg4Enc(const char* name, c2_node_id_t id,
34                    const std::shared_ptr<IntfImpl>& intfImpl);
35     C2SoftMpeg4Enc(const char* name, c2_node_id_t id,
36                    const std::shared_ptr<C2ReflectorHelper>& helper);
37 
38     // From SimpleC2Component
39     c2_status_t onInit() override;
40     c2_status_t onStop() override;
41     void onReset() override;
42     void onRelease() override;
43     c2_status_t onFlush_sm() override;
44     void process(
45             const std::unique_ptr<C2Work> &work,
46             const std::shared_ptr<C2BlockPool> &pool) override;
47     c2_status_t drain(
48             uint32_t drainMode,
49             const std::shared_ptr<C2BlockPool> &pool) override;
50 
51 protected:
52 
53     virtual ~C2SoftMpeg4Enc();
54 
55 private:
56     std::shared_ptr<IntfImpl> mIntf;
57 
58     tagvideoEncControls *mHandle;
59     tagvideoEncOptions  *mEncParams;
60 
61     bool     mStarted;
62     bool     mSignalledOutputEos;
63     bool     mSignalledError;
64 
65     uint32_t mOutBufferSize;
66     // configurations used by component in process
67     // (TODO: keep this in intf but make them internal only)
68     std::shared_ptr<C2StreamPictureSizeInfo::input> mSize;
69     std::shared_ptr<C2StreamFrameRateInfo::output> mFrameRate;
70     std::shared_ptr<C2StreamBitrateInfo::output> mBitrate;
71 
72     int64_t  mNumInputFrames;
73     MP4EncodingMode mEncodeMode;
74 
75     MemoryBlockPool mConversionBuffers;
76     std::map<void *, MemoryBlock> mConversionBuffersInUse;
77 
78     c2_status_t initEncParams();
79     c2_status_t initEncoder();
80 
81     C2_DO_NOT_COPY(C2SoftMpeg4Enc);
82 };
83 
84 }  // namespace android
85 
86 #endif  // C2_SOFT_MPEG4_ENC_H__
87