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 (C) 2010-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "cores/AudioEngine/Interfaces/AESink.h"
#include "cores/AudioEngine/Sinks/windows/AESinkFactoryWin.h"
#include "cores/AudioEngine/Utils/AEDeviceInfo.h"
#include <stdint.h>
#include <vector>
#include <Audioclient.h>
#include <mmdeviceapi.h>
#include <wrl/client.h>
class CAESinkWASAPI : public IAESink
{
public:
CAESinkWASAPI();
virtual ~CAESinkWASAPI();
static void Register();
static IAESink* Create(std::string &device, AEAudioFormat &desiredFormat);
static void EnumerateDevicesEx(AEDeviceInfoList &deviceInfoList, bool force = false);
// IAESink overrides
const char *GetName() override { return "WASAPI"; }
bool Initialize(AEAudioFormat &format, std::string &device) override;
void Deinitialize() override;
void GetDelay(AEDelayStatus& status) override;
double GetCacheTotal() override;
unsigned int AddPackets(uint8_t **data, unsigned int frames, unsigned int offset) override;
void Drain() override;
private:
bool InitializeExclusive(AEAudioFormat &format);
static void BuildWaveFormatExtensibleIEC61397(AEAudioFormat &format, WAVEFORMATEXTENSIBLE_IEC61937 &wfxex);
bool IsUSBDevice();
HANDLE m_needDataEvent{0};
IAEWASAPIDevice* m_pDevice{nullptr};
Microsoft::WRL::ComPtr<IAudioClient> m_pAudioClient;
Microsoft::WRL::ComPtr<IAudioRenderClient> m_pRenderClient;
Microsoft::WRL::ComPtr<IAudioClock> m_pAudioClock;
AEAudioFormat m_format{};
unsigned int m_encodedChannels{0};
unsigned int m_encodedSampleRate{0};
CAEChannelInfo m_channelLayout;
std::string m_device;
enum AEDataFormat sinkReqFormat = AE_FMT_INVALID;
enum AEDataFormat sinkRetFormat = AE_FMT_INVALID;
bool m_running{false};
bool m_initialized{false};
bool m_isSuspended{false}; // sink is in a suspended state - release audio device
bool m_isDirty{false}; // sink output failed - needs re-init or new device
// time between next buffer of data from SoftAE and driver call for data
double m_avgTimeWaiting{50.0};
double m_sinkLatency{0.0}; // time in seconds of total duration of the two WASAPI buffers
unsigned int m_uiBufferLen{0}; // wasapi endpoint buffer size, in frames
uint64_t m_sinkFrames{0};
uint64_t m_clockFreq{0};
std::vector<uint8_t> m_buffer;
int m_bufferPtr{0};
};
|
