blob: 47a7fcad511bc68daef6aa19a484e8725bf21b8e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/*
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef OBOE_LIVEEFFECTENGINE_H
#define OBOE_LIVEEFFECTENGINE_H
#include <jni.h>
#include <oboe/Oboe.h>
#include <string>
#include <thread>
#include "FullDuplexPass.h"
class LiveEffectEngine : public oboe::AudioStreamCallback {
public:
LiveEffectEngine();
~LiveEffectEngine();
void setRecordingDeviceId(int32_t deviceId);
void setPlaybackDeviceId(int32_t deviceId);
/**
* @param isOn
* @return true if it succeeds
*/
bool setEffectOn(bool isOn);
/*
* oboe::AudioStreamCallback interface implementation
*/
oboe::DataCallbackResult onAudioReady(oboe::AudioStream *oboeStream,
void *audioData, int32_t numFrames) override;
void onErrorBeforeClose(oboe::AudioStream *oboeStream, oboe::Result error) override;
void onErrorAfterClose(oboe::AudioStream *oboeStream, oboe::Result error) override;
bool setAudioApi(oboe::AudioApi);
bool isAAudioSupported(void);
private:
FullDuplexPass mFullDuplexPass;
bool mIsEffectOn = false;
int32_t mRecordingDeviceId = oboe::kUnspecified;
int32_t mPlaybackDeviceId = oboe::kUnspecified;
oboe::AudioFormat mFormat = oboe::AudioFormat::I16;
int32_t mSampleRate = oboe::kUnspecified;
int32_t mInputChannelCount = oboe::ChannelCount::Stereo;
int32_t mOutputChannelCount = oboe::ChannelCount::Stereo;
std::shared_ptr<oboe::AudioStream> mRecordingStream;
std::shared_ptr<oboe::AudioStream> mPlayStream;
oboe::AudioApi mAudioApi = oboe::AudioApi::AAudio;
oboe::Result openStreams();
void closeStream(std::shared_ptr<oboe::AudioStream> &stream);
oboe::AudioStreamBuilder *setupCommonStreamParameters(
oboe::AudioStreamBuilder *builder);
oboe::AudioStreamBuilder *setupRecordingStreamParameters(
oboe::AudioStreamBuilder *builder);
oboe::AudioStreamBuilder *setupPlaybackStreamParameters(
oboe::AudioStreamBuilder *builder);
void warnIfNotLowLatency(std::shared_ptr<oboe::AudioStream> &stream);
};
#endif // OBOE_LIVEEFFECTENGINE_H
|