1 /*
2  * Copyright (C) 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 ANDROID_C2_SOFT_AMR_WB_ENC_H_
18 #define ANDROID_C2_SOFT_AMR_WB_ENC_H_
19 
20 #include <SimpleC2Component.h>
21 
22 #include "voAMRWB.h"
23 
24 namespace android {
25 
26 class C2SoftAmrWbEnc : public SimpleC2Component {
27 public:
28     class IntfImpl;
29     C2SoftAmrWbEnc(const char* name, c2_node_id_t id,
30                    const std::shared_ptr<IntfImpl>& intfImpl);
31     virtual ~C2SoftAmrWbEnc();
32 
33     // From SimpleC2Component
34     c2_status_t onInit() override;
35     c2_status_t onStop() override;
36     void onReset() override;
37     void onRelease() override;
38     c2_status_t onFlush_sm() override;
39     void process(
40             const std::unique_ptr<C2Work> &work,
41             const std::shared_ptr<C2BlockPool> &pool) override;
42     c2_status_t drain(
43             uint32_t drainMode,
44             const std::shared_ptr<C2BlockPool> &pool) override;
45 
46 private:
47     std::shared_ptr<IntfImpl> mIntf;
48     static const int32_t kNumSamplesPerFrame = 320;
49     static const int32_t kNumBytesPerInputFrame = kNumSamplesPerFrame * sizeof(int16_t);
50 
51     void *mEncoderHandle;
52     VO_AUDIO_CODECAPI *mApiHandle;
53     VO_MEM_OPERATOR *mMemOperator;
54     VOAMRWBMODE mMode;
55     bool mIsFirst;
56     bool mSignalledError;
57     bool mSignalledOutputEos;
58     uint64_t mAnchorTimeStamp;
59     uint64_t mProcessedSamples;
60     int32_t mFilledLen;
61     int16_t mInputFrame[kNumSamplesPerFrame];
62 
63     status_t initEncoder();
64     int encodeInput(uint8_t *buffer, uint32_t length);
65 
66     C2_DO_NOT_COPY(C2SoftAmrWbEnc);
67 };
68 
69 }  // namespace android
70 
71 #endif  // ANDROID_C2_SOFT_AMR_WB_ENC_H_
72