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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
/* $Id: tstAudioClient3.cpp $ */
/** @file
* Audio testcase - Tests for the IAudioClient3 interface.
*/
/*
* Copyright (C) 2021-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/errcore.h>
#include <iprt/initterm.h>
#include <iprt/mem.h>
#include <iprt/rand.h>
#include <iprt/stream.h>
#include <iprt/string.h>
#include <iprt/test.h>
#include <iprt/win/windows.h>
#include <Audioclient.h>
#include <mmdeviceapi.h>
int main(int argc, char **argv)
{
RTR3InitExe(argc, &argv, 0);
/*
* Initialize IPRT and create the test.
*/
RTTEST hTest;
int rc = RTTestInitAndCreate("tstAudioMixBuffer", &hTest);
if (rc)
return rc;
RTTestBanner(hTest);
/* Note: IAudioClient3 is supported on Win8 or newer. */
/** @todo Very crude for now, lacks error checking and such. Later. */
HRESULT hr = CoInitialize(NULL);
IMMDeviceEnumerator* pEnumerator;
hr = CoCreateInstance(__uuidof(MMDeviceEnumerator), NULL, CLSCTX_ALL,
__uuidof(IMMDeviceEnumerator),
reinterpret_cast<void**>(&pEnumerator));
IMMDevice* pDevice;
hr = pEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &pDevice);
IAudioClient3* pAudioClient;
hr = pDevice->Activate(__uuidof(IAudioClient3), CLSCTX_ALL, NULL, reinterpret_cast<void**>(&pAudioClient));
WAVEFORMATEX* pFormat;
hr = pAudioClient->GetMixFormat(&pFormat);
UINT32 defaultPeriodInFrames;
UINT32 fundamentalPeriodInFrames;
UINT32 minPeriodInFrames;
UINT32 maxPeriodInFrames;
hr = pAudioClient->GetSharedModeEnginePeriod(pFormat,
&defaultPeriodInFrames,
&fundamentalPeriodInFrames,
&minPeriodInFrames,
&maxPeriodInFrames);
RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "def=%RU32, fundamental=%RU32, min=%RU32, max=%RU32\n",
defaultPeriodInFrames, fundamentalPeriodInFrames, minPeriodInFrames, maxPeriodInFrames);
uint32_t cfDefault = defaultPeriodInFrames * 2;
RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Trying to set %RU32 as default ...\n", cfDefault);
hr = pAudioClient->InitializeSharedAudioStream(0, cfDefault, pFormat, NULL);
if (hr != S_OK)
RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "Unable to set new period");
else
{
RTTestPrintf(hTest, RTTESTLVL_ALWAYS, "OK");
hr = pAudioClient->Start();
/** @todo Do some waiting / testing here. */
}
/*
* Summary
*/
return RTTestSummaryAndDestroy(hTest);
}
|
