tstAudioMixBuffer.cpp revision 10258d88c40d8254a2a0d89e9b6c1f3b487f5c2d
174f3dff60f96d89b320f9a322307118676db1dbvboxsync/* $Id$ */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync/** @file
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Audio testcase - Mixing buffer.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync/*
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync * Copyright (C) 2014-2015 Oracle Corporation
174f3dff60f96d89b320f9a322307118676db1dbvboxsync *
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * available from http://www.virtualbox.org. This file is free software;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * you can redistribute it and/or modify it under the terms of the GNU
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * General Public License (GPL) as published by the Free Software
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync/*******************************************************************************
174f3dff60f96d89b320f9a322307118676db1dbvboxsync* Header Files *
174f3dff60f96d89b320f9a322307118676db1dbvboxsync*******************************************************************************/
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/err.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/initterm.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/mem.h>
5281ff0370e0f0639507405007e100014e1f1e71vboxsync#include <iprt/rand.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/stream.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/string.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include <iprt/test.h>
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include "../AudioMixBuffer.h"
174f3dff60f96d89b320f9a322307118676db1dbvboxsync#include "../DrvAudio.h"
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync/*******************************************************************************
174f3dff60f96d89b320f9a322307118676db1dbvboxsync* Structures and Typedefs *
174f3dff60f96d89b320f9a322307118676db1dbvboxsync*******************************************************************************/
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsyncstatic int tstSingle(RTTEST hTest)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync{
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTestSubF(hTest, "Single buffer");
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMAUDIOSTREAMCFG config =
174f3dff60f96d89b320f9a322307118676db1dbvboxsync {
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 44100, /* Hz */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 2 /* Channels */,
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AUD_FMT_S16 /* Format */,
10258d88c40d8254a2a0d89e9b6c1f3b487f5c2dvboxsync PDMAUDIOENDIANNESS_LITTLE /* ENDIANNESS */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMPCMPROPS props;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int rc = drvAudioStreamCfgToProps(&config, &props);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AssertRC(rc);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync uint32_t cBufSize = _1K;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * General stuff.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMAUDIOMIXBUF mb;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufInit(&mb, "Single", &props, cBufSize));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufSize(&mb) == cBufSize);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(AUDIOMIXBUF_B2S(&mb, audioMixBufSizeBytes(&mb)) == cBufSize);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(AUDIOMIXBUF_S2B(&mb, audioMixBufSize(&mb)) == audioMixBufSizeBytes(&mb));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFree(&mb) == cBufSize);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(AUDIOMIXBUF_S2B(&mb, audioMixBufFree(&mb)) == audioMixBufFreeBytes(&mb));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Absolute writes.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync uint32_t read = 0, written = 0, written_abs = 0;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int8_t samples8 [2] = { 0x12, 0x34 };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int16_t samples16[2] = { 0xAA, 0xBB };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int32_t samples32[2] = { 0xCC, 0xDD };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int64_t samples64[2] = { 0xEE, 0xFF };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufWriteAt(&mb, 0, &samples8, sizeof(samples8), &written));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(written == 0 /* Samples */);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufWriteAt(&mb, 0, &samples16, sizeof(samples16), &written));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(written == 1 /* Samples */);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufWriteAt(&mb, 2, &samples32, sizeof(samples32), &written));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(written == 2 /* Samples */);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync written_abs = 0;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /* Beyond buffer. */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC(audioMixBufWriteAt(&mb, audioMixBufSize(&mb) + 1, &samples16, sizeof(samples16),
174f3dff60f96d89b320f9a322307118676db1dbvboxsync &written), VERR_BUFFER_OVERFLOW);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Circular writes.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync size_t cToWrite = audioMixBufSize(&mb) - written_abs - 1; /* -1 as padding plus -2 samples for above. */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync for (size_t i = 0; i < cToWrite; i++)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync {
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufWriteCirc(&mb, &samples16, sizeof(samples16), &written));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(written == 1);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync }
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(!audioMixBufIsEmpty(&mb));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFree(&mb) == 1);
db94fecc00a8f4c417d57b00d6724457fd31c093vboxsync RTTESTI_CHECK(audioMixBufFreeBytes(&mb) == AUDIOMIXBUF_S2B(&mb, 1U));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufProcessed(&mb) == cToWrite + written_abs /* + last absolute write */);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufWriteCirc(&mb, &samples16, sizeof(samples16), &written));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(written == 1);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFree(&mb) == 0);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFreeBytes(&mb) == AUDIOMIXBUF_S2B(&mb, 0));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufProcessed(&mb) == cBufSize);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /* Circular reads. */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync size_t cToRead = audioMixBufSize(&mb) - written_abs - 1;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync for (size_t i = 0; i < cToWrite; i++)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync {
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufReadCirc(&mb, &samples16, sizeof(samples16), &read));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(read == 1);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync audioMixBufFinish(&mb, read);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync }
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(!audioMixBufIsEmpty(&mb));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFree(&mb) == audioMixBufSize(&mb) - written_abs - 1);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFreeBytes(&mb) == AUDIOMIXBUF_S2B(&mb, cBufSize - written_abs - 1));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufProcessed(&mb) == cBufSize - cToRead + written_abs);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufReadCirc(&mb, &samples16, sizeof(samples16), &read));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(read == 1);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync audioMixBufFinish(&mb, read);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFree(&mb) == cBufSize - written_abs);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufFreeBytes(&mb) == AUDIOMIXBUF_S2B(&mb, cBufSize - written_abs));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK(audioMixBufProcessed(&mb) == written_abs);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync return RTTestSubErrorCount(hTest) ? VERR_GENERAL_FAILURE : VINF_SUCCESS;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync}
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsyncstatic int tstParentChild(RTTEST hTest)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync{
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync RTTestSubF(hTest, "2 Children -> Parent");
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync uint32_t cBufSize = _1K;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync PDMAUDIOSTREAMCFG cfg_p =
174f3dff60f96d89b320f9a322307118676db1dbvboxsync {
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 44100, /* Hz */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 2 /* Channels */,
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AUD_FMT_S16 /* Format */,
10258d88c40d8254a2a0d89e9b6c1f3b487f5c2dvboxsync PDMAUDIOENDIANNESS_LITTLE /* ENDIANNESS */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMPCMPROPS props;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync int rc = drvAudioStreamCfgToProps(&cfg_p, &props);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AssertRC(rc);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMAUDIOMIXBUF parent;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufInit(&parent, "Parent", &props, cBufSize));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync PDMAUDIOSTREAMCFG cfg_c1 = /* Upmixing to parent */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync {
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 22100, /* Hz */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync 2 /* Channels */,
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AUD_FMT_S16 /* Format */,
10258d88c40d8254a2a0d89e9b6c1f3b487f5c2dvboxsync PDMAUDIOENDIANNESS_LITTLE /* ENDIANNESS */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync };
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync rc = drvAudioStreamCfgToProps(&cfg_c1, &props);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync AssertRC(rc);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMAUDIOMIXBUF child1;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufInit(&child1, "Child1", &props, cBufSize));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufLinkTo(&child1, &parent));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync PDMAUDIOSTREAMCFG cfg_c2 = /* Downmixing to parent */
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync {
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync 48000, /* Hz */
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync 2 /* Channels */,
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync AUD_FMT_S16 /* Format */,
10258d88c40d8254a2a0d89e9b6c1f3b487f5c2dvboxsync PDMAUDIOENDIANNESS_LITTLE /* ENDIANNESS */
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync };
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync rc = drvAudioStreamCfgToProps(&cfg_c2, &props);
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync AssertRC(rc);
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync PDMAUDIOMIXBUF child2;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufInit(&child2, "Child2", &props, cBufSize));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTESTI_CHECK_RC_OK(audioMixBufLinkTo(&child2, &parent));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync * Writing + mixing from child/children -> parent, sequential.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync size_t cbBuf = _1K;
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync char pvBuf[_1K];
5281ff0370e0f0639507405007e100014e1f1e71vboxsync int16_t samples[32] = { 0xAA, 0xBB };
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t free, read , written, proc, mixed, temp;
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t cChild1Free = cBufSize;
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t cChild1Mixed = 0;
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync uint32_t cSamplesParent1 = 16;
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync uint32_t cSamplesChild1 = 16;
5281ff0370e0f0639507405007e100014e1f1e71vboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t cChild2Free = cBufSize;
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t cChild2Mixed = 0;
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t cSamplesParent2 = 16;
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync uint32_t cSamplesChild2 = 16;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync uint32_t t = RTRandU32() % 64;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync for (uint32_t i = 0; i < t; i++)
5281ff0370e0f0639507405007e100014e1f1e71vboxsync {
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTestPrintf(hTest, RTTESTLVL_DEBUG, "i=%RU32\n", i);
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_RC_OK_BREAK(audioMixBufWriteAt(&child1, 0, &samples, sizeof(samples), &written));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_MSG_BREAK(written == cSamplesChild1, ("Child1: Expected %RU32 written samples, got %RU32\n", cSamplesChild1, written));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_RC_OK_BREAK(audioMixBufMixToParent(&child1, written, &mixed));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync temp = audioMixBufProcessed(&parent) - audioMixBufMixed(&child2);
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_MSG_BREAK(audioMixBufMixed(&child1) == temp, ("Child1: Expected %RU32 mixed samples, got %RU32\n", audioMixBufMixed(&child1), temp));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_RC_OK_BREAK(audioMixBufWriteAt(&child2, 0, &samples, sizeof(samples), &written));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_MSG_BREAK(written == cSamplesChild2, ("Child2: Expected %RU32 written samples, got %RU32\n", cSamplesChild2, written));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_RC_OK_BREAK(audioMixBufMixToParent(&child2, written, &mixed));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync temp = audioMixBufProcessed(&parent) - audioMixBufMixed(&child1);
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_MSG_BREAK(audioMixBufMixed(&child2) == temp, ("Child2: Expected %RU32 mixed samples, got %RU32\n", audioMixBufMixed(&child2), temp));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync }
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK(audioMixBufProcessed(&parent) == audioMixBufMixed(&child1) + audioMixBufMixed(&child2));
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
5281ff0370e0f0639507405007e100014e1f1e71vboxsync for (;;)
5281ff0370e0f0639507405007e100014e1f1e71vboxsync {
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK_RC_OK_BREAK(audioMixBufReadCirc(&parent, pvBuf, cbBuf, &read));
5281ff0370e0f0639507405007e100014e1f1e71vboxsync if (!read)
5281ff0370e0f0639507405007e100014e1f1e71vboxsync break;
5281ff0370e0f0639507405007e100014e1f1e71vboxsync audioMixBufFinish(&parent, read);
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync }
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync
b2cb7a03a79ad2e40f4e470acbc87881781e798evboxsync RTTESTI_CHECK(audioMixBufProcessed(&parent) == 0);
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK(audioMixBufMixed(&child1) == 0);
5281ff0370e0f0639507405007e100014e1f1e71vboxsync RTTESTI_CHECK(audioMixBufMixed(&child2) == 0);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync return RTTestSubErrorCount(hTest) ? VERR_GENERAL_FAILURE : VINF_SUCCESS;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync}
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsyncint main(int argc, char **argv)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync{
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTR3InitExe(argc, &argv, 0);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Initialize IPRT and create the test.
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTEST hTest;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync int rc = RTTestInitAndCreate("tstAudioMixBuffer", &hTest);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync if (rc)
174f3dff60f96d89b320f9a322307118676db1dbvboxsync return rc;
174f3dff60f96d89b320f9a322307118676db1dbvboxsync RTTestBanner(hTest);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
13c5cf04ea1f2b5d2de2d6e5ca6b8f0d040e674dvboxsync rc = tstSingle(hTest);
13c5cf04ea1f2b5d2de2d6e5ca6b8f0d040e674dvboxsync if (RT_SUCCESS(rc))
174f3dff60f96d89b320f9a322307118676db1dbvboxsync rc = tstParentChild(hTest);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync
174f3dff60f96d89b320f9a322307118676db1dbvboxsync /*
174f3dff60f96d89b320f9a322307118676db1dbvboxsync * Summary
174f3dff60f96d89b320f9a322307118676db1dbvboxsync */
174f3dff60f96d89b320f9a322307118676db1dbvboxsync return RTTestSummaryAndDestroy(hTest);
174f3dff60f96d89b320f9a322307118676db1dbvboxsync}
174f3dff60f96d89b320f9a322307118676db1dbvboxsync