vkatCmdGeneric.cpp@ 104620

Last change on this file since 104620 was 103352, checked in by vboxsync, 7 months ago

Audio/VKAT: Skip probing the same backend again when an alias for it exists.

Property svn:eol-style set to native
Property svn:keywords set to Author Date Id Revision

Property svn:mergeinfo set to (toggle deleted branches)

/branches/VBox-3.0/src/VBox/ValidationKit/utils/audio/vkat.cpp	58652,70973
/branches/VBox-3.2/src/VBox/ValidationKit/utils/audio/vkat.cpp	66309,66318
/branches/VBox-4.0/src/VBox/ValidationKit/utils/audio/vkat.cpp	70873
/branches/VBox-4.1/src/VBox/ValidationKit/utils/audio/vkat.cpp	74233,78414,78691,81841,82127,85941,85944-85947,85949-85950,85953,86701,86728,87009
/branches/VBox-4.2/src/VBox/ValidationKit/utils/audio/vkat.cpp	86229-86230,86234,86529,91503-91504,91506-91508,91510,91514-91515,91521,108112,108114,108127
/branches/VBox-4.3/src/VBox/ValidationKit/utils/audio/vkat.cpp	89714,91223,93628-93629,94066,94839,94897,95154,95164,95167,95295,95338,95353-95354,95356,95367,95451,95475,95477,95480,95507,95640,95659,95661,95663,98913-98914
/branches/VBox-4.3/trunk/src/VBox/ValidationKit/utils/audio/vkat.cpp	91223
/branches/VBox-5.0/src/VBox/ValidationKit/utils/audio/vkat.cpp	104938,104943,104950,104987-104988,104990,106453
/branches/VBox-5.1/src/VBox/ValidationKit/utils/audio/vkat.cpp	112367,116543,116550,116568,116573
/branches/VBox-5.2/src/VBox/ValidationKit/utils/audio/vkat.cpp	119536,120083,120099,120213,120221,120239,123597-123598,123600-123601,123755,124263,124273,124277-124279,124284-124286,124288-124290,125768,125779-125780,125812,127158-127159,127162-127167,127180
/branches/VBox-6.0/src/VBox/ValidationKit/utils/audio/vkat.cpp	130474-130475,130477,130479,131352
/branches/VBox-6.1/src/VBox/ValidationKit/utils/audio/vkat.cpp	141521,141567-141568,141588-141590,141592-141595,141652,141920
/branches/aeichner/vbox-chromium-cleanup/src/VBox/ValidationKit/utils/audio/vkat.cpp	129818-129851,129853-129861,129871-129872,129876,129880,129882,130013-130015,130094-130095
/branches/andy/draganddrop/src/VBox/ValidationKit/utils/audio/vkat.cpp	90781-91268
/branches/andy/guestctrl20/src/VBox/ValidationKit/utils/audio/vkat.cpp	78916,78930
/branches/andy/pdmaudio/src/VBox/ValidationKit/utils/audio/vkat.cpp	94582,94641,94654,94688,94778,94783,94816,95197,95215-95216,95250,95279,95505-95506,95543,95694,96323,96470-96471,96582,96587,96802-96803,96817,96904,96967,96999,97020-97021,97025,97050,97099
/branches/bird/hardenedwindows/src/VBox/ValidationKit/utils/audio/vkat.cpp	92692-94610
/branches/dsen/gui/src/VBox/ValidationKit/utils/audio/vkat.cpp	79076-79078,79089,79109-79110,79112-79113,79127-79130,79134,79141,79151,79155,79157-79159,79193,79197
/branches/dsen/gui2/src/VBox/ValidationKit/utils/audio/vkat.cpp	79224,79228,79233,79235,79258,79262-79263,79273,79341,79345,79354,79357,79387-79388,79559-79569,79572-79573,79578,79581-79582,79590-79591,79598-79599,79602-79603,79605-79606,79632,79635,79637,79644
/branches/dsen/gui3/src/VBox/ValidationKit/utils/audio/vkat.cpp	79645-79692

File size: 44.1 KB

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1	/* $Id: vkatCmdGeneric.cpp 103352 2024-02-14 13:29:07Z vboxsync $ */
2	/** @file
3	* Validation Kit Audio Test (VKAT) utility for testing and validating the audio stack.
4	*/
5
6	/*
7	* Copyright (C) 2021-2023 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* The contents of this file may alternatively be used under the terms
26	* of the Common Development and Distribution License Version 1.0
27	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28	* in the VirtualBox distribution, in which case the provisions of the
29	* CDDL are applicable instead of those of the GPL.
30	*
31	* You may elect to license modified versions of this file under the
32	* terms and conditions of either the GPL or the CDDL or both.
33	*
34	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35	*/
36
37
38	/*********************************************************************************************************************************
39	* Header Files *
40	*********************************************************************************************************************************/
41	#include <iprt/errcore.h>
42	#include <iprt/message.h>
43	#include <iprt/rand.h>
44	#include <iprt/test.h>
45
46	#include "vkatInternal.h"
47
48
49	/*********************************************************************************************************************************
50	* Command: backends *
51	*********************************************************************************************************************************/
52
53	/**
54	* Options for 'backends'.
55	*/
56	static const RTGETOPTDEF g_aCmdBackendsOptions[] =
57	{
58	{ "--dummy", 'd', RTGETOPT_REQ_NOTHING }, /* just a placeholder */
59	};
60
61
62	/** The 'backends' command option help. */
63	static DECLCALLBACK(const char *) audioTestCmdBackendsHelp(PCRTGETOPTDEF pOpt)
64	{
65	RT_NOREF(pOpt);
66	return NULL;
67	}
68
69	/**
70	* The 'backends' command handler.
71	*
72	* @returns Program exit code.
73	* @param pGetState RTGetOpt state.
74	*/
75	static DECLCALLBACK(RTEXITCODE) audioTestCmdBackendsHandler(PRTGETOPTSTATE pGetState)
76	{
77	/*
78	* Parse options.
79	*/
80	int ch;
81	RTGETOPTUNION ValueUnion;
82	while ((ch = RTGetOpt(pGetState, &ValueUnion)) != 0)
83	{
84	switch (ch)
85	{
86	AUDIO_TEST_COMMON_OPTION_CASES(ValueUnion, &g_CmdBackends);
87
88	default:
89	return RTGetOptPrintError(ch, &ValueUnion);
90	}
91	}
92
93	/*
94	* List the backends.
95	*/
96	RTPrintf("Backends (%u):\n", g_cBackends);
97	for (size_t i = 0; i < g_cBackends; i++)
98	RTPrintf(" %12s - %s\n", g_aBackends[i].pszName, g_aBackends[i].pDrvReg->pszDescription);
99
100	return RTEXITCODE_SUCCESS;
101	}
102
103
104	/**
105	* Command table entry for 'backends'.
106	*/
107	const VKATCMD g_CmdBackends =
108	{
109	/* .pszCommand = */ "backends",
110	/* .pfnHandler = */ audioTestCmdBackendsHandler,
111	/* .pszDesc = */ "Lists the compiled in audio backends.",
112	/* .paOptions = */ g_aCmdBackendsOptions,
113	/* .cOptions = / 0 /RT_ELEMENTS(g_aCmdBackendsOptions)*/,
114	/* .pfnOptionHelp = */ audioTestCmdBackendsHelp,
115	/* .fNeedsTransport = */ false
116	};
117
118
119	/*********************************************************************************************************************************
120	* Command: enum *
121	*********************************************************************************************************************************/
122
123
124
125	/**
126	* Long option values for the 'enum' command.
127	*/
128	enum
129	{
130	VKAT_ENUM_OPT_PROBE_BACKENDS = 900
131	};
132
133	/**
134	* Options for 'enum'.
135	*/
136	static const RTGETOPTDEF g_aCmdEnumOptions[] =
137	{
138	{ "--backend", 'b', RTGETOPT_REQ_STRING },
139	{ "--probe-backends", VKAT_ENUM_OPT_PROBE_BACKENDS, RTGETOPT_REQ_NOTHING }
140	};
141
142
143	/** The 'enum' command option help. */
144	static DECLCALLBACK(const char *) audioTestCmdEnumHelp(PCRTGETOPTDEF pOpt)
145	{
146	switch (pOpt->iShort)
147	{
148	case 'b': return "The audio backend to use";
149	case VKAT_ENUM_OPT_PROBE_BACKENDS: return "Probes all (available) backends until a working one is found";
150	default: return NULL;
151	}
152	}
153
154	/**
155	* The 'enum' command handler.
156	*
157	* @returns Program exit code.
158	* @param pGetState RTGetOpt state.
159	*/
160	static DECLCALLBACK(RTEXITCODE) audioTestCmdEnumHandler(PRTGETOPTSTATE pGetState)
161	{
162	/*
163	* Parse options.
164	*/
165	/* Option values: */
166	PCPDMDRVREG pDrvReg = AudioTestGetDefaultBackend();
167	bool fProbeBackends = false;
168
169	/* Argument processing loop: */
170	int ch;
171	RTGETOPTUNION ValueUnion;
172	while ((ch = RTGetOpt(pGetState, &ValueUnion)) != 0)
173	{
174	switch (ch)
175	{
176	case 'b':
177	pDrvReg = AudioTestFindBackendOpt(ValueUnion.psz);
178	if (pDrvReg == NULL)
179	return RTEXITCODE_SYNTAX;
180	break;
181
182	case VKAT_ENUM_OPT_PROBE_BACKENDS:
183	fProbeBackends = true;
184	break;
185
186	AUDIO_TEST_COMMON_OPTION_CASES(ValueUnion, &g_CmdEnum);
187
188	default:
189	return RTGetOptPrintError(ch, &ValueUnion);
190	}
191	}
192
193	int rc;
194
195	AUDIOTESTDRVSTACK DrvStack;
196	if (fProbeBackends)
197	rc = audioTestDriverStackProbe(&DrvStack,
198	true /* fEnabledIn /, true / fEnabledOut /, false / fWithDrvAudio */);
199	else
200	rc = audioTestDriverStackInitEx(&DrvStack, pDrvReg,
201	true /* fEnabledIn /, true / fEnabledOut /, false / fWithDrvAudio */);
202	if (RT_FAILURE(rc))
203	return RTMsgErrorExit(RTEXITCODE_SYNTAX, "Unable to init driver stack: %Rrc\n", rc);
204
205	/*
206	* Do the enumeration.
207	*/
208	RTEXITCODE rcExit = RTEXITCODE_FAILURE;
209
210	if (DrvStack.pIHostAudio->pfnGetDevices)
211	{
212	PDMAUDIOHOSTENUM Enum;
213	rc = DrvStack.pIHostAudio->pfnGetDevices(DrvStack.pIHostAudio, &Enum);
214	if (RT_SUCCESS(rc))
215	{
216	RTPrintf("Found %u device%s\n", Enum.cDevices, Enum.cDevices != 1 ? "s" : "");
217
218	PPDMAUDIOHOSTDEV pHostDev;
219	RTListForEach(&Enum.LstDevices, pHostDev, PDMAUDIOHOSTDEV, ListEntry)
220	{
221	RTPrintf("\nDevice \"%s\":\n", pHostDev->pszName);
222
223	char szFlags[PDMAUDIOHOSTDEV_MAX_FLAGS_STRING_LEN];
224	if (pHostDev->cMaxInputChannels && !pHostDev->cMaxOutputChannels && pHostDev->enmUsage == PDMAUDIODIR_IN)
225	RTPrintf(" Input: max %u channels (%s)\n",
226	pHostDev->cMaxInputChannels, PDMAudioHostDevFlagsToString(szFlags, pHostDev->fFlags));
227	else if (!pHostDev->cMaxInputChannels && pHostDev->cMaxOutputChannels && pHostDev->enmUsage == PDMAUDIODIR_OUT)
228	RTPrintf(" Output: max %u channels (%s)\n",
229	pHostDev->cMaxOutputChannels, PDMAudioHostDevFlagsToString(szFlags, pHostDev->fFlags));
230	else
231	RTPrintf(" %s: max %u output channels, max %u input channels (%s)\n",
232	PDMAudioDirGetName(pHostDev->enmUsage), pHostDev->cMaxOutputChannels,
233	pHostDev->cMaxInputChannels, PDMAudioHostDevFlagsToString(szFlags, pHostDev->fFlags));
234
235	if (pHostDev->pszId && *pHostDev->pszId)
236	RTPrintf(" ID: \"%s\"\n", pHostDev->pszId);
237	}
238
239	PDMAudioHostEnumDelete(&Enum);
240	}
241	else
242	rcExit = RTMsgErrorExitFailure("Enumeration failed: %Rrc\n", rc);
243	}
244	else
245	rcExit = RTMsgErrorExitFailure("Enumeration not supported by backend '%s'\n", pDrvReg->szName);
246	audioTestDriverStackDelete(&DrvStack);
247
248	return RTEXITCODE_SUCCESS;
249	}
250
251
252	/**
253	* Command table entry for 'enum'.
254	*/
255	const VKATCMD g_CmdEnum =
256	{
257	"enum",
258	audioTestCmdEnumHandler,
259	"Enumerates audio devices.",
260	g_aCmdEnumOptions,
261	RT_ELEMENTS(g_aCmdEnumOptions),
262	audioTestCmdEnumHelp,
263	false /* fNeedsTransport */
264	};
265
266
267
268
269	/*********************************************************************************************************************************
270	* Command: play *
271	*********************************************************************************************************************************/
272
273	/**
274	* Worker for audioTestPlayOne implementing the play loop.
275	*/
276	static RTEXITCODE audioTestPlayOneInner(PAUDIOTESTDRVMIXSTREAM pMix, PAUDIOTESTWAVEFILE pWaveFile,
277	PCPDMAUDIOSTREAMCFG pCfgAcq, const char *pszFile)
278	{
279	uint32_t const cbPreBuffer = PDMAudioPropsFramesToBytes(pMix->pProps, pCfgAcq->Backend.cFramesPreBuffering);
280	uint64_t const nsStarted = RTTimeNanoTS();
281	uint64_t nsDonePreBuffering = 0;
282
283	/*
284	* Transfer data as quickly as we're allowed.
285	*/
286	uint8_t abSamples[16384];
287	uint32_t const cbSamplesAligned = PDMAudioPropsFloorBytesToFrame(pMix->pProps, sizeof(abSamples));
288	uint64_t offStream = 0;
289	while (!g_fTerminate)
290	{
291	/* Read a chunk from the wave file. */
292	size_t cbSamples = 0;
293	int rc = AudioTestWaveFileRead(pWaveFile, abSamples, cbSamplesAligned, &cbSamples);
294	if (RT_SUCCESS(rc) && cbSamples > 0)
295	{
296	/* Pace ourselves a little. */
297	if (offStream >= cbPreBuffer)
298	{
299	if (!nsDonePreBuffering)
300	nsDonePreBuffering = RTTimeNanoTS();
301	uint64_t const cNsWritten = PDMAudioPropsBytesToNano64(pMix->pProps, offStream - cbPreBuffer);
302	uint64_t const cNsElapsed = RTTimeNanoTS() - nsStarted;
303	if (cNsWritten > cNsElapsed + RT_NS_10MS)
304	RTThreadSleep((cNsWritten - cNsElapsed - RT_NS_10MS / 2) / RT_NS_1MS);
305	}
306
307	/* Transfer the data to the audio stream. */
308	for (uint32_t offSamples = 0; offSamples < cbSamples;)
309	{
310	uint32_t const cbCanWrite = AudioTestMixStreamGetWritable(pMix);
311	if (cbCanWrite > 0)
312	{
313	uint32_t const cbToPlay = RT_MIN(cbCanWrite, (uint32_t)cbSamples - offSamples);
314	uint32_t cbPlayed = 0;
315	rc = AudioTestMixStreamPlay(pMix, &abSamples[offSamples], cbToPlay, &cbPlayed);
316	if (RT_SUCCESS(rc))
317	{
318	if (cbPlayed)
319	{
320	offSamples += cbPlayed;
321	offStream += cbPlayed;
322	}
323	else
324	return RTMsgErrorExitFailure("Played zero bytes - %#x bytes reported playable!\n", cbCanWrite);
325	}
326	else
327	return RTMsgErrorExitFailure("Failed to play %#x bytes: %Rrc\n", cbToPlay, rc);
328	}
329	else if (AudioTestMixStreamIsOkay(pMix))
330	RTThreadSleep(RT_MIN(RT_MAX(1, pCfgAcq->Device.cMsSchedulingHint), 256));
331	else
332	return RTMsgErrorExitFailure("Stream is not okay!\n");
333	}
334	}
335	else if (RT_SUCCESS(rc) && cbSamples == 0)
336	break;
337	else
338	return RTMsgErrorExitFailure("Error reading wav file '%s': %Rrc", pszFile, rc);
339	}
340
341	/*
342	* Drain the stream.
343	*/
344	if (g_uVerbosity > 0)
345	RTMsgInfo("%'RU64 ns: Draining...\n", RTTimeNanoTS() - nsStarted);
346	int rc = AudioTestMixStreamDrain(pMix, true /fSync/);
347	if (RT_SUCCESS(rc))
348	{
349	if (g_uVerbosity > 0)
350	RTMsgInfo("%'RU64 ns: Done\n", RTTimeNanoTS() - nsStarted);
351	}
352	else
353	return RTMsgErrorExitFailure("Draining failed: %Rrc", rc);
354
355	return RTEXITCODE_SUCCESS;
356	}
357
358	/**
359	* Worker for audioTestCmdPlayHandler that plays one file.
360	*/
361	static RTEXITCODE audioTestPlayOne(const char pszFile, PCPDMDRVREG pDrvReg, const char pszDevId,
362	PAUDIOTESTIOOPTS pIoOpts)
363	{
364	char szTmp[128];
365
366	/*
367	* First we must open the file and determin the format.
368	*/
369	RTERRINFOSTATIC ErrInfo;
370	AUDIOTESTWAVEFILE WaveFile;
371	int rc = AudioTestWaveFileOpen(pszFile, &WaveFile, RTErrInfoInitStatic(&ErrInfo));
372	if (RT_FAILURE(rc))
373	return RTMsgErrorExitFailure("Failed to open '%s': %Rrc%#RTeim", pszFile, rc, &ErrInfo.Core);
374
375	if (g_uVerbosity > 0)
376	{
377	RTMsgInfo("Opened '%s' for playing\n", pszFile);
378	RTMsgInfo("Format: %s\n", PDMAudioPropsToString(&WaveFile.Props, szTmp, sizeof(szTmp)));
379	RTMsgInfo("Size: %'RU32 bytes / %#RX32 / %'RU32 frames / %'RU64 ns\n",
380	WaveFile.cbSamples, WaveFile.cbSamples,
381	PDMAudioPropsBytesToFrames(&WaveFile.Props, WaveFile.cbSamples),
382	PDMAudioPropsBytesToNano(&WaveFile.Props, WaveFile.cbSamples));
383	}
384
385	/*
386	* Construct the driver stack.
387	*/
388	RTEXITCODE rcExit = RTEXITCODE_FAILURE;
389	AUDIOTESTDRVSTACK DrvStack;
390	rc = audioTestDriverStackInit(&DrvStack, pDrvReg, pIoOpts->fWithDrvAudio);
391	if (RT_SUCCESS(rc))
392	{
393	/*
394	* Set the output device if one is specified.
395	*/
396	rc = audioTestDriverStackSetDevice(&DrvStack, PDMAUDIODIR_OUT, pszDevId);
397	if (RT_SUCCESS(rc))
398	{
399	/*
400	* Open a stream for the output.
401	*/
402	uint8_t const cChannels = PDMAudioPropsChannels(&pIoOpts->Props);
403
404	PDMAUDIOPCMPROPS ReqProps = WaveFile.Props;
405	if (cChannels != 0 && PDMAudioPropsChannels(&ReqProps) != cChannels)
406	PDMAudioPropsSetChannels(&ReqProps, cChannels);
407
408	uint8_t const cbSample = PDMAudioPropsSampleSize(&pIoOpts->Props);
409	if (cbSample != 0)
410	PDMAudioPropsSetSampleSize(&ReqProps, cbSample);
411
412	uint32_t const uHz = PDMAudioPropsHz(&pIoOpts->Props);
413	if (uHz != 0)
414	ReqProps.uHz = uHz;
415
416	PDMAUDIOSTREAMCFG CfgAcq;
417	PPDMAUDIOSTREAM pStream = NULL;
418	rc = audioTestDriverStackStreamCreateOutput(&DrvStack, &ReqProps, pIoOpts->cMsBufferSize,
419	pIoOpts->cMsPreBuffer, pIoOpts->cMsSchedulingHint, &pStream, &CfgAcq);
420	if (RT_SUCCESS(rc))
421	{
422	/*
423	* Automatically enable the mixer if the wave file and the
424	* output parameters doesn't match.
425	*/
426	if ( !pIoOpts->fWithMixer
427	&& ( !PDMAudioPropsAreEqual(&WaveFile.Props, &pStream->Cfg.Props)
428	\|\| pIoOpts->uVolumePercent != 100)
429	)
430	{
431	RTMsgInfo("Enabling the mixer buffer.\n");
432	pIoOpts->fWithMixer = true;
433	}
434
435	/*
436	* Create a mixer wrapper. This is just a thin wrapper if fWithMixer
437	* is false, otherwise it's doing mixing, resampling and recoding.
438	*/
439	AUDIOTESTDRVMIXSTREAM Mix;
440	rc = AudioTestMixStreamInit(&Mix, &DrvStack, pStream, pIoOpts->fWithMixer ? &WaveFile.Props : NULL, 100 /ms/);
441	if (RT_SUCCESS(rc))
442	{
443	if (g_uVerbosity > 0)
444	RTMsgInfo("Stream: %s cbBackend=%#RX32%s\n",
445	PDMAudioPropsToString(&pStream->Cfg.Props, szTmp, sizeof(szTmp)),
446	pStream->cbBackend, pIoOpts->fWithMixer ? " mixed" : "");
447
448	if (pIoOpts->fWithMixer)
449	AudioTestMixStreamSetVolume(&Mix, pIoOpts->uVolumePercent);
450
451	/*
452	* Enable the stream and start playing.
453	*/
454	rc = AudioTestMixStreamEnable(&Mix);
455	if (RT_SUCCESS(rc))
456	rcExit = audioTestPlayOneInner(&Mix, &WaveFile, &CfgAcq, pszFile);
457	else
458	rcExit = RTMsgErrorExitFailure("Enabling the output stream failed: %Rrc", rc);
459
460	/*
461	* Clean up.
462	*/
463	AudioTestMixStreamTerm(&Mix);
464	}
465	audioTestDriverStackStreamDestroy(&DrvStack, pStream);
466	pStream = NULL;
467	}
468	else
469	rcExit = RTMsgErrorExitFailure("Creating output stream failed: %Rrc", rc);
470	}
471	else
472	rcExit = RTMsgErrorExitFailure("Failed to set output device to '%s': %Rrc", pszDevId, rc);
473	audioTestDriverStackDelete(&DrvStack);
474	}
475	else
476	rcExit = RTMsgErrorExitFailure("Driver stack construction failed: %Rrc", rc);
477	AudioTestWaveFileClose(&WaveFile);
478	return rcExit;
479	}
480
481	/**
482	* Worker for audioTestCmdPlayHandler that plays one test tone.
483	*/
484	static RTEXITCODE audioTestPlayTestToneOne(PAUDIOTESTTONEPARMS pToneParms,
485	PCPDMDRVREG pDrvReg, const char *pszDevId,
486	PAUDIOTESTIOOPTS pIoOpts)
487	{
488	char szTmp[128];
489
490	AUDIOTESTSTREAM TstStream;
491	RT_ZERO(TstStream);
492
493	/*
494	* Construct the driver stack.
495	*/
496	RTEXITCODE rcExit = RTEXITCODE_FAILURE;
497	AUDIOTESTDRVSTACK DrvStack;
498	int rc = audioTestDriverStackInit(&DrvStack, pDrvReg, pIoOpts->fWithDrvAudio);
499	if (RT_SUCCESS(rc))
500	{
501	/*
502	* Set the output device if one is specified.
503	*/
504	rc = audioTestDriverStackSetDevice(&DrvStack, PDMAUDIODIR_OUT, pszDevId);
505	if (RT_SUCCESS(rc))
506	{
507	/*
508	* Open a stream for the output.
509	*/
510	uint8_t const cChannels = PDMAudioPropsChannels(&pIoOpts->Props);
511
512	PDMAUDIOPCMPROPS ReqProps = pToneParms->Props;
513	if (cChannels != 0 && PDMAudioPropsChannels(&ReqProps) != cChannels)
514	PDMAudioPropsSetChannels(&ReqProps, cChannels);
515
516	uint8_t const cbSample = PDMAudioPropsSampleSize(&pIoOpts->Props);
517	if (cbSample != 0)
518	PDMAudioPropsSetSampleSize(&ReqProps, cbSample);
519
520	uint32_t const uHz = PDMAudioPropsHz(&pIoOpts->Props);
521	if (uHz != 0)
522	ReqProps.uHz = uHz;
523
524	rc = audioTestDriverStackStreamCreateOutput(&DrvStack, &ReqProps, pIoOpts->cMsBufferSize,
525	pIoOpts->cMsPreBuffer, pIoOpts->cMsSchedulingHint, &TstStream.pStream, &TstStream.Cfg);
526	if (RT_SUCCESS(rc))
527	{
528	/*
529	* Automatically enable the mixer if the wave file and the
530	* output parameters doesn't match.
531	*/
532	if ( !pIoOpts->fWithMixer
533	&& ( !PDMAudioPropsAreEqual(&pToneParms->Props, &TstStream.pStream->Cfg.Props)
534	\|\| pToneParms->uVolumePercent != 100)
535	)
536	{
537	RTMsgInfo("Enabling the mixer buffer.\n");
538	pIoOpts->fWithMixer = true;
539	}
540
541	/*
542	* Create a mixer wrapper. This is just a thin wrapper if fWithMixer
543	* is false, otherwise it's doing mixing, resampling and recoding.
544	*/
545	rc = AudioTestMixStreamInit(&TstStream.Mix, &DrvStack, TstStream.pStream,
546	pIoOpts->fWithMixer ? &pToneParms->Props : NULL, 100 /ms/);
547	if (RT_SUCCESS(rc))
548	{
549	if (g_uVerbosity > 0)
550	RTMsgInfo("Stream: %s cbBackend=%#RX32%s\n",
551	PDMAudioPropsToString(&TstStream.pStream->Cfg.Props, szTmp, sizeof(szTmp)),
552	TstStream.pStream->cbBackend, pIoOpts->fWithMixer ? " mixed" : "");
553
554	/*
555	* Enable the stream and start playing.
556	*/
557	rc = AudioTestMixStreamEnable(&TstStream.Mix);
558	if (RT_SUCCESS(rc))
559	{
560	if (pIoOpts->fWithMixer)
561	AudioTestMixStreamSetVolume(&TstStream.Mix, pToneParms->uVolumePercent);
562
563	rc = audioTestPlayTone(pIoOpts, NULL /* pTstEnv */, &TstStream, pToneParms);
564	if (RT_SUCCESS(rc))
565	rcExit = RTEXITCODE_SUCCESS;
566	}
567	else
568	rcExit = RTMsgErrorExitFailure("Enabling the output stream failed: %Rrc", rc);
569
570	/*
571	* Clean up.
572	*/
573	AudioTestMixStreamTerm(&TstStream.Mix);
574	}
575	audioTestDriverStackStreamDestroy(&DrvStack, TstStream.pStream);
576	TstStream.pStream = NULL;
577	}
578	else
579	rcExit = RTMsgErrorExitFailure("Creating output stream failed: %Rrc", rc);
580	}
581	else
582	rcExit = RTMsgErrorExitFailure("Failed to set output device to '%s': %Rrc", pszDevId, rc);
583	audioTestDriverStackDelete(&DrvStack);
584	}
585	else
586	rcExit = RTMsgErrorExitFailure("Driver stack construction failed: %Rrc", rc);
587	return rcExit;
588	}
589
590
591	/**
592	* Long option values for the 'play' command.
593	*/
594	enum
595	{
596	VKAT_PLAY_OPT_TONE_DUR = 900,
597	VKAT_PLAY_OPT_TONE_FREQ,
598	VKAT_PLAY_OPT_TONE_VOL,
599	VKAT_PLAY_OPT_VOL
600	};
601
602
603	/**
604	* Options for 'play'.
605	*/
606	static const RTGETOPTDEF g_aCmdPlayOptions[] =
607	{
608	{ "--backend", 'b', RTGETOPT_REQ_STRING },
609	{ "--channels", 'c', RTGETOPT_REQ_UINT8 },
610	{ "--hz", 'f', RTGETOPT_REQ_UINT32 },
611	{ "--frequency", 'f', RTGETOPT_REQ_UINT32 },
612	{ "--sample-size", 'z', RTGETOPT_REQ_UINT8 },
613	{ "--test-tone", 't', RTGETOPT_REQ_NOTHING },
614	{ "--tone-dur", VKAT_PLAY_OPT_TONE_DUR, RTGETOPT_REQ_UINT32 },
615	{ "--tone-freq", VKAT_PLAY_OPT_TONE_FREQ, RTGETOPT_REQ_UINT32 },
616	{ "--tone-vol", VKAT_PLAY_OPT_TONE_VOL, RTGETOPT_REQ_UINT32 },
617	{ "--output-device", 'o', RTGETOPT_REQ_STRING },
618	{ "--with-drv-audio", 'd', RTGETOPT_REQ_NOTHING },
619	{ "--with-mixer", 'm', RTGETOPT_REQ_NOTHING },
620	{ "--vol", VKAT_PLAY_OPT_VOL, RTGETOPT_REQ_UINT8 }
621	};
622
623
624	/** The 'play' command option help. */
625	static DECLCALLBACK(const char *) audioTestCmdPlayHelp(PCRTGETOPTDEF pOpt)
626	{
627	switch (pOpt->iShort)
628	{
629	case 'b': return "The audio backend to use";
630	case 'c': return "Number of backend output channels";
631	case 'd': return "Go via DrvAudio instead of directly interfacing with the backend";
632	case 'f': return "Output frequency (Hz)";
633	case 'z': return "Output sample size (bits)";
634	case 't': return "Plays a test tone. Can be specified multiple times";
635	case 'm': return "Go via the mixer";
636	case 'o': return "The ID of the output device to use";
637	case VKAT_PLAY_OPT_TONE_DUR: return "Test tone duration (ms)";
638	case VKAT_PLAY_OPT_TONE_FREQ: return "Test tone frequency (Hz)";
639	case VKAT_PLAY_OPT_TONE_VOL: return "Test tone volume (percent)";
640	case VKAT_PLAY_OPT_VOL: return "Playback volume (percent)";
641	default: return NULL;
642	}
643	}
644
645
646	/**
647	* The 'play' command handler.
648	*
649	* @returns Program exit code.
650	* @param pGetState RTGetOpt state.
651	*/
652	static DECLCALLBACK(RTEXITCODE) audioTestCmdPlayHandler(PRTGETOPTSTATE pGetState)
653	{
654	/* Option values: */
655	PCPDMDRVREG pDrvReg = AudioTestGetDefaultBackend();
656	const char *pszDevId = NULL;
657	uint32_t cTestTones = 0;
658	uint8_t cbSample = 0;
659	uint8_t cChannels = 0;
660	uint32_t uHz = 0;
661
662	AUDIOTESTIOOPTS IoOpts;
663	audioTestIoOptsInitDefaults(&IoOpts);
664
665	AUDIOTESTTONEPARMS ToneParms;
666	audioTestToneParmsInit(&ToneParms);
667
668	/* Argument processing loop: */
669	int ch;
670	RTGETOPTUNION ValueUnion;
671	while ((ch = RTGetOpt(pGetState, &ValueUnion)) != 0)
672	{
673	switch (ch)
674	{
675	case 'b':
676	pDrvReg = AudioTestFindBackendOpt(ValueUnion.psz);
677	if (pDrvReg == NULL)
678	return RTEXITCODE_SYNTAX;
679	break;
680
681	case 'c':
682	cChannels = ValueUnion.u8;
683	break;
684
685	case 'd':
686	IoOpts.fWithDrvAudio = true;
687	break;
688
689	case 'f':
690	uHz = ValueUnion.u32;
691	break;
692
693	case 'm':
694	IoOpts.fWithMixer = true;
695	break;
696
697	case 'o':
698	pszDevId = ValueUnion.psz;
699	break;
700
701	case 't':
702	cTestTones++;
703	break;
704
705	case 'z':
706	cbSample = ValueUnion.u8 / 8;
707	break;
708
709	case VKAT_PLAY_OPT_TONE_DUR:
710	ToneParms.msDuration = ValueUnion.u32;
711	break;
712
713	case VKAT_PLAY_OPT_TONE_FREQ:
714	ToneParms.dbFreqHz = ValueUnion.u32;
715	break;
716
717	case VKAT_PLAY_OPT_TONE_VOL:
718	ToneParms.uVolumePercent = ValueUnion.u8;
719	if (ToneParms.uVolumePercent > 100)
720	return RTMsgErrorExit(RTEXITCODE_SYNTAX, "Invalid tonevolume (0-100)");
721	break;
722
723	case VKAT_PLAY_OPT_VOL:
724	IoOpts.uVolumePercent = ValueUnion.u8;
725	if (IoOpts.uVolumePercent > 100)
726	return RTMsgErrorExit(RTEXITCODE_SYNTAX, "Invalid playback volume (0-100)");
727	break;
728
729	case VINF_GETOPT_NOT_OPTION:
730	{
731	if (cTestTones)
732	return RTMsgErrorExit(RTEXITCODE_SYNTAX, "Playing test tones (-t) cannot be combined with playing files");
733
734	/* Set new (override standard) I/O PCM properties if set by the user. */
735	PDMAudioPropsInit(&IoOpts.Props,
736	cbSample ? cbSample : 2 /* 16-bit /, true / fSigned */,
737	cChannels ? cChannels : 2 /* Stereo */, uHz ? uHz : 44100);
738
739	RTEXITCODE rcExit = audioTestPlayOne(ValueUnion.psz, pDrvReg, pszDevId, &IoOpts);
740	if (rcExit != RTEXITCODE_SUCCESS)
741	return rcExit;
742	break;
743	}
744
745	AUDIO_TEST_COMMON_OPTION_CASES(ValueUnion, &g_CmdPlay);
746
747	default:
748	return RTGetOptPrintError(ch, &ValueUnion);
749	}
750	}
751
752	while (cTestTones--)
753	{
754	/* Use some sane defaults if no PCM props are set by the user. */
755	PDMAudioPropsInit(&ToneParms.Props,
756	cbSample ? cbSample : 2 /* 16-bit /, true / fSigned */,
757	cChannels ? cChannels : 2 /* Stereo */, uHz ? uHz : 44100);
758
759	RTEXITCODE rcExit = audioTestPlayTestToneOne(&ToneParms, pDrvReg, pszDevId, &IoOpts);
760	if (rcExit != RTEXITCODE_SUCCESS)
761	return rcExit;
762	}
763
764	return RTEXITCODE_SUCCESS;
765	}
766
767
768	/**
769	* Command table entry for 'play'.
770	*/
771	const VKATCMD g_CmdPlay =
772	{
773	"play",
774	audioTestCmdPlayHandler,
775	"Plays one or more wave files.",
776	g_aCmdPlayOptions,
777	RT_ELEMENTS(g_aCmdPlayOptions),
778	audioTestCmdPlayHelp,
779	false /* fNeedsTransport */
780	};
781
782
783	/*********************************************************************************************************************************
784	* Command: rec *
785	*********************************************************************************************************************************/
786
787	/**
788	* Worker for audioTestRecOne implementing the recording loop.
789	*/
790	static RTEXITCODE audioTestRecOneInner(PAUDIOTESTDRVMIXSTREAM pMix, PAUDIOTESTWAVEFILE pWaveFile,
791	PCPDMAUDIOSTREAMCFG pCfgAcq, uint64_t cMaxFrames, const char *pszFile)
792	{
793	int rc;
794	uint64_t const nsStarted = RTTimeNanoTS();
795
796	/*
797	* Transfer data as quickly as we're allowed.
798	*/
799	uint8_t abSamples[16384];
800	uint32_t const cbSamplesAligned = PDMAudioPropsFloorBytesToFrame(pMix->pProps, sizeof(abSamples));
801	uint64_t cFramesCapturedTotal = 0;
802	while (!g_fTerminate && cFramesCapturedTotal < cMaxFrames)
803	{
804	/*
805	* Anything we can read?
806	*/
807	uint32_t const cbCanRead = AudioTestMixStreamGetReadable(pMix);
808	if (cbCanRead)
809	{
810	uint32_t const cbToRead = RT_MIN(cbCanRead, cbSamplesAligned);
811	uint32_t cbCaptured = 0;
812	rc = AudioTestMixStreamCapture(pMix, abSamples, cbToRead, &cbCaptured);
813	if (RT_SUCCESS(rc))
814	{
815	if (cbCaptured)
816	{
817	uint32_t cFramesCaptured = PDMAudioPropsBytesToFrames(pMix->pProps, cbCaptured);
818	if (cFramesCaptured + cFramesCaptured < cMaxFrames)
819	{ /* likely */ }
820	else
821	{
822	cFramesCaptured = cMaxFrames - cFramesCaptured;
823	cbCaptured = PDMAudioPropsFramesToBytes(pMix->pProps, cFramesCaptured);
824	}
825
826	rc = AudioTestWaveFileWrite(pWaveFile, abSamples, cbCaptured);
827	if (RT_SUCCESS(rc))
828	cFramesCapturedTotal += cFramesCaptured;
829	else
830	return RTMsgErrorExitFailure("Error writing to '%s': %Rrc", pszFile, rc);
831	}
832	else
833	return RTMsgErrorExitFailure("Captured zero bytes - %#x bytes reported readable!\n", cbCanRead);
834	}
835	else
836	return RTMsgErrorExitFailure("Failed to capture %#x bytes: %Rrc (%#x available)\n", cbToRead, rc, cbCanRead);
837	}
838	else if (AudioTestMixStreamIsOkay(pMix))
839	RTThreadSleep(RT_MIN(RT_MAX(1, pCfgAcq->Device.cMsSchedulingHint), 256));
840	else
841	return RTMsgErrorExitFailure("Stream is not okay!\n");
842	}
843
844	/*
845	* Disable the stream.
846	*/
847	rc = AudioTestMixStreamDisable(pMix);
848	if (RT_SUCCESS(rc) && g_uVerbosity > 0)
849	RTMsgInfo("%'RU64 ns: Stopped after recording %RU64 frames%s\n", RTTimeNanoTS() - nsStarted, cFramesCapturedTotal,
850	g_fTerminate ? " - Ctrl-C" : ".");
851	else if (RT_FAILURE(rc))
852	return RTMsgErrorExitFailure("Disabling stream failed: %Rrc", rc);
853
854	return RTEXITCODE_SUCCESS;
855	}
856
857
858	/**
859	* Worker for audioTestCmdRecHandler that recs one file.
860	*/
861	static RTEXITCODE audioTestRecOne(const char *pszFile, uint8_t cWaveChannels, uint8_t cbWaveSample, uint32_t uWaveHz,
862	PCPDMDRVREG pDrvReg, const char *pszDevId, PAUDIOTESTIOOPTS pIoOpts,
863	uint64_t cMaxFrames, uint64_t cNsMaxDuration)
864	{
865	/*
866	* Construct the driver stack.
867	*/
868	RTEXITCODE rcExit = RTEXITCODE_FAILURE;
869	AUDIOTESTDRVSTACK DrvStack;
870	int rc = audioTestDriverStackInit(&DrvStack, pDrvReg, pIoOpts->fWithDrvAudio);
871	if (RT_SUCCESS(rc))
872	{
873	/*
874	* Set the input device if one is specified.
875	*/
876	rc = audioTestDriverStackSetDevice(&DrvStack, PDMAUDIODIR_IN, pszDevId);
877	if (RT_SUCCESS(rc))
878	{
879	/*
880	* Create an input stream.
881	*/
882	PDMAUDIOPCMPROPS ReqProps;
883	PDMAudioPropsInit(&ReqProps,
884	pIoOpts->Props.cbSampleX ? pIoOpts->Props.cbSampleX : cbWaveSample ? cbWaveSample : 2,
885	pIoOpts->Props.fSigned,
886	pIoOpts->Props.cChannelsX ? pIoOpts->Props.cChannelsX : cWaveChannels ? cWaveChannels : 2,
887	pIoOpts->Props.uHz ? pIoOpts->Props.uHz : uWaveHz ? uWaveHz : 44100);
888
889	PDMAUDIOSTREAMCFG CfgAcq;
890	PPDMAUDIOSTREAM pStream = NULL;
891	rc = audioTestDriverStackStreamCreateInput(&DrvStack, &ReqProps, pIoOpts->cMsBufferSize,
892	pIoOpts->cMsPreBuffer, pIoOpts->cMsSchedulingHint, &pStream, &CfgAcq);
893	if (RT_SUCCESS(rc))
894	{
895	/*
896	* Determine the wave file properties. If it differs from the stream
897	* properties, make sure the mixer is enabled.
898	*/
899	PDMAUDIOPCMPROPS WaveProps;
900	PDMAudioPropsInit(&WaveProps,
901	cbWaveSample ? cbWaveSample : PDMAudioPropsSampleSize(&CfgAcq.Props),
902	true /fSigned/,
903	cWaveChannels ? cWaveChannels : PDMAudioPropsChannels(&CfgAcq.Props),
904	uWaveHz ? uWaveHz : PDMAudioPropsHz(&CfgAcq.Props));
905	if (!pIoOpts->fWithMixer && !PDMAudioPropsAreEqual(&WaveProps, &CfgAcq.Props))
906	{
907	RTMsgInfo("Enabling the mixer buffer.\n");
908	pIoOpts->fWithMixer = true;
909	}
910
911	/* Console the max duration into frames now that we've got the wave file format. */
912	if (cMaxFrames != UINT64_MAX && cNsMaxDuration != UINT64_MAX)
913	{
914	uint64_t cMaxFrames2 = PDMAudioPropsNanoToBytes64(&WaveProps, cNsMaxDuration);
915	cMaxFrames = RT_MAX(cMaxFrames, cMaxFrames2);
916	}
917	else if (cNsMaxDuration != UINT64_MAX)
918	cMaxFrames = PDMAudioPropsNanoToBytes64(&WaveProps, cNsMaxDuration);
919
920	/*
921	* Create a mixer wrapper. This is just a thin wrapper if fWithMixer
922	* is false, otherwise it's doing mixing, resampling and recoding.
923	*/
924	AUDIOTESTDRVMIXSTREAM Mix;
925	rc = AudioTestMixStreamInit(&Mix, &DrvStack, pStream, pIoOpts->fWithMixer ? &WaveProps : NULL, 100 /ms/);
926	if (RT_SUCCESS(rc))
927	{
928	char szTmp[128];
929	if (g_uVerbosity > 0)
930	RTMsgInfo("Stream: %s cbBackend=%#RX32%s\n",
931	PDMAudioPropsToString(&pStream->Cfg.Props, szTmp, sizeof(szTmp)),
932	pStream->cbBackend, pIoOpts->fWithMixer ? " mixed" : "");
933
934	/*
935	* Open the wave output file.
936	*/
937	AUDIOTESTWAVEFILE WaveFile;
938	RTERRINFOSTATIC ErrInfo;
939	rc = AudioTestWaveFileCreate(pszFile, &WaveProps, &WaveFile, RTErrInfoInitStatic(&ErrInfo));
940	if (RT_SUCCESS(rc))
941	{
942	if (g_uVerbosity > 0)
943	{
944	RTMsgInfo("Opened '%s' for playing\n", pszFile);
945	RTMsgInfo("Format: %s\n", PDMAudioPropsToString(&WaveFile.Props, szTmp, sizeof(szTmp)));
946	}
947
948	/*
949	* Enable the stream and start recording.
950	*/
951	rc = AudioTestMixStreamEnable(&Mix);
952	if (RT_SUCCESS(rc))
953	rcExit = audioTestRecOneInner(&Mix, &WaveFile, &CfgAcq, cMaxFrames, pszFile);
954	else
955	rcExit = RTMsgErrorExitFailure("Enabling the input stream failed: %Rrc", rc);
956	if (rcExit != RTEXITCODE_SUCCESS)
957	AudioTestMixStreamDisable(&Mix);
958
959	/*
960	* Clean up.
961	*/
962	rc = AudioTestWaveFileClose(&WaveFile);
963	if (RT_FAILURE(rc))
964	rcExit = RTMsgErrorExitFailure("Error closing '%s': %Rrc", pszFile, rc);
965	}
966	else
967	rcExit = RTMsgErrorExitFailure("Failed to open '%s': %Rrc%#RTeim", pszFile, rc, &ErrInfo.Core.pszMsg);
968
969	AudioTestMixStreamTerm(&Mix);
970	}
971	audioTestDriverStackStreamDestroy(&DrvStack, pStream);
972	pStream = NULL;
973	}
974	else
975	rcExit = RTMsgErrorExitFailure("Creating output stream failed: %Rrc", rc);
976	}
977	else
978	rcExit = RTMsgErrorExitFailure("Failed to set output device to '%s': %Rrc", pszDevId, rc);
979	audioTestDriverStackDelete(&DrvStack);
980	}
981	else
982	rcExit = RTMsgErrorExitFailure("Driver stack construction failed: %Rrc", rc);
983	return rcExit;
984	}
985
986
987	/**
988	* Options for 'rec'.
989	*/
990	static const RTGETOPTDEF g_aCmdRecOptions[] =
991	{
992	{ "--backend", 'b', RTGETOPT_REQ_STRING },
993	{ "--channels", 'c', RTGETOPT_REQ_UINT8 },
994	{ "--hz", 'f', RTGETOPT_REQ_UINT32 },
995	{ "--frequency", 'f', RTGETOPT_REQ_UINT32 },
996	{ "--sample-size", 'z', RTGETOPT_REQ_UINT8 },
997	{ "--input-device", 'i', RTGETOPT_REQ_STRING },
998	{ "--wav-channels", 'C', RTGETOPT_REQ_UINT8 },
999	{ "--wav-hz", 'F', RTGETOPT_REQ_UINT32 },
1000	{ "--wav-frequency", 'F', RTGETOPT_REQ_UINT32 },
1001	{ "--wav-sample-size", 'Z', RTGETOPT_REQ_UINT8 },
1002	{ "--with-drv-audio", 'd', RTGETOPT_REQ_NOTHING },
1003	{ "--with-mixer", 'm', RTGETOPT_REQ_NOTHING },
1004	{ "--max-frames", 'r', RTGETOPT_REQ_UINT64 },
1005	{ "--max-sec", 's', RTGETOPT_REQ_UINT64 },
1006	{ "--max-seconds", 's', RTGETOPT_REQ_UINT64 },
1007	{ "--max-ms", 't', RTGETOPT_REQ_UINT64 },
1008	{ "--max-milliseconds", 't', RTGETOPT_REQ_UINT64 },
1009	{ "--max-ns", 'T', RTGETOPT_REQ_UINT64 },
1010	{ "--max-nanoseconds", 'T', RTGETOPT_REQ_UINT64 },
1011	};
1012
1013
1014	/** The 'rec' command option help. */
1015	static DECLCALLBACK(const char *) audioTestCmdRecHelp(PCRTGETOPTDEF pOpt)
1016	{
1017	switch (pOpt->iShort)
1018	{
1019	case 'b': return "The audio backend to use.";
1020	case 'c': return "Number of backend input channels";
1021	case 'C': return "Number of wave-file channels";
1022	case 'd': return "Go via DrvAudio instead of directly interfacing with the backend.";
1023	case 'f': return "Input frequency (Hz)";
1024	case 'F': return "Wave-file frequency (Hz)";
1025	case 'z': return "Input sample size (bits)";
1026	case 'Z': return "Wave-file sample size (bits)";
1027	case 'm': return "Go via the mixer.";
1028	case 'i': return "The ID of the input device to use.";
1029	case 'r': return "Max recording duration in frames.";
1030	case 's': return "Max recording duration in seconds.";
1031	case 't': return "Max recording duration in milliseconds.";
1032	case 'T': return "Max recording duration in nanoseconds.";
1033	default: return NULL;
1034	}
1035	}
1036
1037
1038	/**
1039	* The 'rec' command handler.
1040	*
1041	* @returns Program exit code.
1042	* @param pGetState RTGetOpt state.
1043	*/
1044	static DECLCALLBACK(RTEXITCODE) audioTestCmdRecHandler(PRTGETOPTSTATE pGetState)
1045	{
1046	/* Option values: */
1047	PCPDMDRVREG pDrvReg = AudioTestGetDefaultBackend();
1048	const char *pszDevId = NULL;
1049	uint8_t cbSample = 0;
1050	uint8_t cChannels = 0;
1051	uint32_t uHz = 0;
1052	uint8_t cbWaveSample = 0;
1053	uint8_t cWaveChannels = 0;
1054	uint32_t uWaveHz = 0;
1055	uint64_t cMaxFrames = UINT64_MAX;
1056	uint64_t cNsMaxDuration = UINT64_MAX;
1057
1058	AUDIOTESTIOOPTS IoOpts;
1059	audioTestIoOptsInitDefaults(&IoOpts);
1060
1061	/* Argument processing loop: */
1062	int ch;
1063	RTGETOPTUNION ValueUnion;
1064	while ((ch = RTGetOpt(pGetState, &ValueUnion)) != 0)
1065	{
1066	switch (ch)
1067	{
1068	case 'b':
1069	pDrvReg = AudioTestFindBackendOpt(ValueUnion.psz);
1070	if (pDrvReg == NULL)
1071	return RTEXITCODE_SYNTAX;
1072	break;
1073
1074	case 'c':
1075	cChannels = ValueUnion.u8;
1076	break;
1077
1078	case 'C':
1079	cWaveChannels = ValueUnion.u8;
1080	break;
1081
1082	case 'd':
1083	IoOpts.fWithDrvAudio = true;
1084	break;
1085
1086	case 'f':
1087	uHz = ValueUnion.u32;
1088	break;
1089
1090	case 'F':
1091	uWaveHz = ValueUnion.u32;
1092	break;
1093
1094	case 'i':
1095	pszDevId = ValueUnion.psz;
1096	break;
1097
1098	case 'm':
1099	IoOpts.fWithMixer = true;
1100	break;
1101
1102	case 'r':
1103	cMaxFrames = ValueUnion.u64;
1104	break;
1105
1106	case 's':
1107	cNsMaxDuration = ValueUnion.u64 >= UINT64_MAX / RT_NS_1SEC ? UINT64_MAX : ValueUnion.u64 * RT_NS_1SEC;
1108	break;
1109
1110	case 't':
1111	cNsMaxDuration = ValueUnion.u64 >= UINT64_MAX / RT_NS_1MS ? UINT64_MAX : ValueUnion.u64 * RT_NS_1MS;
1112	break;
1113
1114	case 'T':
1115	cNsMaxDuration = ValueUnion.u64;
1116	break;
1117
1118	case 'z':
1119	cbSample = ValueUnion.u8 / 8;
1120	break;
1121
1122	case 'Z':
1123	cbWaveSample = ValueUnion.u8 / 8;
1124	break;
1125
1126	case VINF_GETOPT_NOT_OPTION:
1127	{
1128	if ( cbSample
1129	\|\| cChannels
1130	\|\| uHz)
1131	{
1132	/* Set new (override standard) I/O PCM properties if set by the user. */
1133	PDMAudioPropsInit(&IoOpts.Props,
1134	cbSample ? cbSample : 2 /* 16-bit /, true / fSigned */,
1135	cChannels ? cChannels : 2 /* Stereo */, uHz ? uHz : 44100);
1136	}
1137
1138	RTEXITCODE rcExit = audioTestRecOne(ValueUnion.psz, cWaveChannels, cbWaveSample, uWaveHz,
1139	pDrvReg, pszDevId, &IoOpts,
1140	cMaxFrames, cNsMaxDuration);
1141	if (rcExit != RTEXITCODE_SUCCESS)
1142	return rcExit;
1143	break;
1144	}
1145
1146	AUDIO_TEST_COMMON_OPTION_CASES(ValueUnion, &g_CmdRec);
1147
1148	default:
1149	return RTGetOptPrintError(ch, &ValueUnion);
1150	}
1151	}
1152	return RTEXITCODE_SUCCESS;
1153	}
1154
1155
1156	/**
1157	* Command table entry for 'rec'.
1158	*/
1159	const VKATCMD g_CmdRec =
1160	{
1161	"rec",
1162	audioTestCmdRecHandler,
1163	"Records audio to a wave file.",
1164	g_aCmdRecOptions,
1165	RT_ELEMENTS(g_aCmdRecOptions),
1166	audioTestCmdRecHelp,
1167	false /* fNeedsTransport */
1168	};
1169

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source: vbox/trunk/src/VBox/ValidationKit/utils/audio/vkatCmdGeneric.cpp@ 104620

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