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wine-wine/dlls/msacm32.drv/wavemap.c

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* Wine Wave mapper driver
*
* Copyright 1999,2001 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/* TODOs
* + better protection against evilish dwUser parameters
* + use asynchronous ACM conversion
* + don't use callback functions when none is required in open
* + the buffer sizes may not be accurate, so there may be some
* remaining bytes in src and dst buffers after ACM conversions...
* those should be taken care of...
*/
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "mmddk.h"
#include "mmreg.h"
#include "msacm.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wavemap);
typedef struct tagWAVEMAPDATA {
struct tagWAVEMAPDATA* self;
union {
struct {
HWAVEOUT hOuterWave;
HWAVEOUT hInnerWave;
} out;
struct {
HWAVEIN hOuterWave;
HWAVEIN hInnerWave;
} in;
} u;
HACMSTREAM hAcmStream;
/* needed data to filter callbacks. Only needed when hAcmStream is not 0 */
DWORD_PTR dwCallback;
DWORD_PTR dwClientInstance;
DWORD dwFlags;
/* ratio to compute position from a PCM playback to any format */
DWORD avgSpeedOuter;
DWORD avgSpeedInner;
/* channel size of inner and outer */
DWORD nSamplesPerSecOuter;
DWORD nSamplesPerSecInner;
} WAVEMAPDATA;
static BOOL WAVEMAP_IsData(const WAVEMAPDATA* wm)
{
return (!IsBadReadPtr(wm, sizeof(WAVEMAPDATA)) && wm->self == wm);
}
/*======================================================================*
* WAVE OUT part *
*======================================================================*/
static void CALLBACK wodCallback(HWAVEOUT hWave, UINT uMsg, DWORD_PTR dwInstance,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
WAVEMAPDATA* wom = (WAVEMAPDATA*)dwInstance;
TRACE("(%p %u %ld %lx %lx);\n", hWave, uMsg, dwInstance, dwParam1, dwParam2);
if (!WAVEMAP_IsData(wom)) {
ERR("Bad data\n");
return;
}
if (uMsg != WOM_OPEN && hWave != wom->u.out.hInnerWave)
ERR("Shouldn't happen (%p %p)\n", hWave, wom->u.out.hInnerWave);
switch (uMsg) {
case WOM_OPEN:
case WOM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
break;
case WOM_DONE:
if (wom->hAcmStream) {
LPWAVEHDR lpWaveHdrDst = (LPWAVEHDR)dwParam1;
PACMSTREAMHEADER ash = (PACMSTREAMHEADER)((LPSTR)lpWaveHdrDst - sizeof(ACMSTREAMHEADER));
LPWAVEHDR lpWaveHdrSrc = (LPWAVEHDR)ash->dwUser;
lpWaveHdrSrc->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdrSrc->dwFlags |= WHDR_DONE;
dwParam1 = (DWORD_PTR)lpWaveHdrSrc;
}
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
DriverCallback(wom->dwCallback, HIWORD(wom->dwFlags), (HDRVR)wom->u.out.hOuterWave,
uMsg, wom->dwClientInstance, dwParam1, dwParam2);
}
/******************************************************************
* wodOpenHelper
*
*
*/
static DWORD wodOpenHelper(WAVEMAPDATA* wom, UINT idx,
LPWAVEOPENDESC lpDesc, LPWAVEFORMATEX lpwfx,
DWORD dwFlags)
{
DWORD ret;
TRACE("(%p %04x %p %p %08x)\n", wom, idx, lpDesc, lpwfx, dwFlags);
/* destination is always PCM, so the formulas below apply */
lpwfx->nBlockAlign = (lpwfx->nChannels * lpwfx->wBitsPerSample) / 8;
lpwfx->nAvgBytesPerSec = lpwfx->nSamplesPerSec * lpwfx->nBlockAlign;
if (dwFlags & WAVE_FORMAT_QUERY) {
ret = acmStreamOpen(NULL, 0, lpDesc->lpFormat, lpwfx, NULL, 0L, 0L, ACM_STREAMOPENF_QUERY);
} else {
ret = acmStreamOpen(&wom->hAcmStream, 0, lpDesc->lpFormat, lpwfx, NULL, 0L, 0L, 0L);
}
if (ret == MMSYSERR_NOERROR) {
ret = waveOutOpen(&wom->u.out.hInnerWave, idx, lpwfx,
(DWORD_PTR)wodCallback, (DWORD_PTR)wom,
(dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION);
if (ret != MMSYSERR_NOERROR && !(dwFlags & WAVE_FORMAT_QUERY)) {
acmStreamClose(wom->hAcmStream, 0);
wom->hAcmStream = 0;
}
}
TRACE("ret = %08x\n", ret);
return ret;
}
static DWORD wodOpen(DWORD_PTR *lpdwUser, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
UINT ndlo, ndhi;
UINT i;
WAVEMAPDATA* wom = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEMAPDATA));
DWORD res;
TRACE("(%p %p %08x)\n", lpdwUser, lpDesc, dwFlags);
if (!wom) {
WARN("no memory\n");
return MMSYSERR_NOMEM;
}
ndhi = waveOutGetNumDevs();
if (dwFlags & WAVE_MAPPED) {
if (lpDesc->uMappedDeviceID >= ndhi) {
WARN("invalid parameter: dwFlags WAVE_MAPPED\n");
HeapFree(GetProcessHeap(), 0, wom);
return MMSYSERR_INVALPARAM;
}
ndlo = lpDesc->uMappedDeviceID;
ndhi = ndlo + 1;
dwFlags &= ~WAVE_MAPPED;
} else {
ndlo = 0;
}
wom->self = wom;
wom->dwCallback = lpDesc->dwCallback;
wom->dwFlags = dwFlags;
wom->dwClientInstance = lpDesc->dwInstance;
wom->u.out.hOuterWave = (HWAVEOUT)lpDesc->hWave;
wom->avgSpeedOuter = wom->avgSpeedInner = lpDesc->lpFormat->nAvgBytesPerSec;
wom->nSamplesPerSecOuter = wom->nSamplesPerSecInner = lpDesc->lpFormat->nSamplesPerSec;
for (i = ndlo; i < ndhi; i++) {
/* if no ACM stuff is involved, no need to handle callbacks at this
* level, this will be done transparently
*/
if (waveOutOpen(&wom->u.out.hInnerWave, i, lpDesc->lpFormat,
(DWORD_PTR)wodCallback, (DWORD_PTR)wom,
(dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION | WAVE_FORMAT_DIRECT) == MMSYSERR_NOERROR) {
wom->hAcmStream = 0;
goto found;
}
}
if ((dwFlags & WAVE_FORMAT_DIRECT) == 0) {
WAVEFORMATEX wfx;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.cbSize = 0; /* normally, this field is not used for PCM format, just in case */
/* try some ACM stuff */
#define TRY(sps,bps) wfx.nSamplesPerSec = (sps); wfx.wBitsPerSample = (bps); \
switch (res=wodOpenHelper(wom, i, lpDesc, &wfx, dwFlags | WAVE_FORMAT_DIRECT)) { \
case MMSYSERR_NOERROR: wom->avgSpeedInner = wfx.nAvgBytesPerSec; wom->nSamplesPerSecInner = wfx.nSamplesPerSec; goto found; \
case WAVERR_BADFORMAT: break; \
default: goto error; \
}
if (lpDesc->lpFormat->wFormatTag != WAVE_FORMAT_PCM) {
/* Format changed so keep sample rate and number of channels
* the same and just change the bit depth
*/
for (i = ndlo; i < ndhi; i++) {
wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(wfx.nSamplesPerSec, 16);
TRY(wfx.nSamplesPerSec, 8);
}
} else {
/* Our resampling algorithm is quite primitive so first try
* to just change the bit depth and number of channels
*/
for (i = ndlo; i < ndhi; i++) {
wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(wfx.nSamplesPerSec, 16);
TRY(wfx.nSamplesPerSec, 8);
wfx.nChannels ^= 3;
TRY(wfx.nSamplesPerSec, 16);
TRY(wfx.nSamplesPerSec, 8);
}
for (i = ndlo; i < ndhi; i++) {
/* first try with same stereo/mono option as source */
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(96000, 16);
TRY(48000, 16);
TRY(44100, 16);
TRY(22050, 16);
TRY(11025, 16);
/* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
wfx.nChannels ^= 3;
TRY(96000, 16);
TRY(48000, 16);
TRY(44100, 16);
TRY(22050, 16);
TRY(11025, 16);
/* first try with same stereo/mono option as source */
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(96000, 8);
TRY(48000, 8);
TRY(44100, 8);
TRY(22050, 8);
TRY(11025, 8);
/* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
wfx.nChannels ^= 3;
TRY(96000, 8);
TRY(48000, 8);
TRY(44100, 8);
TRY(22050, 8);
TRY(11025, 8);
}
}
#undef TRY
}
HeapFree(GetProcessHeap(), 0, wom);
WARN("ret = WAVERR_BADFORMAT\n");
return WAVERR_BADFORMAT;
found:
if (dwFlags & WAVE_FORMAT_QUERY) {
*lpdwUser = 0L;
HeapFree(GetProcessHeap(), 0, wom);
} else {
*lpdwUser = (DWORD_PTR)wom;
}
return MMSYSERR_NOERROR;
error:
HeapFree(GetProcessHeap(), 0, wom);
if (res==ACMERR_NOTPOSSIBLE) {
WARN("ret = WAVERR_BADFORMAT\n");
return WAVERR_BADFORMAT;
}
WARN("ret = 0x%08x\n", res);
return res;
}
static DWORD wodClose(WAVEMAPDATA* wom)
{
DWORD ret;
TRACE("(%p)\n", wom);
ret = waveOutClose(wom->u.out.hInnerWave);
if (ret == MMSYSERR_NOERROR) {
if (wom->hAcmStream) {
ret = acmStreamClose(wom->hAcmStream, 0);
}
if (ret == MMSYSERR_NOERROR) {
HeapFree(GetProcessHeap(), 0, wom);
}
}
return ret;
}
static DWORD wodWrite(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
LPWAVEHDR lpWaveHdrDst;
TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
if (!wom->hAcmStream) {
return waveOutWrite(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
}
lpWaveHdrSrc->dwFlags |= WHDR_INQUEUE;
ash = (PACMSTREAMHEADER)lpWaveHdrSrc->reserved;
/* acmStreamConvert will actually check that the new size is less than initial size */
ash->cbSrcLength = lpWaveHdrSrc->dwBufferLength;
if (acmStreamConvert(wom->hAcmStream, ash, 0L) != MMSYSERR_NOERROR) {
WARN("acmStreamConvert failed\n");
return MMSYSERR_ERROR;
}
lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
if (ash->cbSrcLength > ash->cbSrcLengthUsed)
FIXME("Not all src buffer has been written, expect bogus sound\n");
else if (ash->cbSrcLength < ash->cbSrcLengthUsed)
ERR("Codec has read more data than it is allowed to\n");
if (ash->cbDstLengthUsed == 0) {
/* something went wrong in decoding */
FIXME("Got 0 length\n");
return MMSYSERR_ERROR;
}
lpWaveHdrDst->dwBufferLength = ash->cbDstLengthUsed;
return waveOutWrite(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
}
static DWORD wodPrepare(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
DWORD size;
DWORD dwRet;
LPWAVEHDR lpWaveHdrDst;
TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
if (!wom->hAcmStream)
return waveOutPrepareHeader(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
if (acmStreamSize(wom->hAcmStream, lpWaveHdrSrc->dwBufferLength, &size, ACM_STREAMSIZEF_SOURCE) != MMSYSERR_NOERROR) {
WARN("acmStreamSize failed\n");
return MMSYSERR_ERROR;
}
ash = HeapAlloc(GetProcessHeap(), 0, sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR) + size);
if (ash == NULL) {
WARN("no memory\n");
return MMSYSERR_NOMEM;
}
ash->cbStruct = sizeof(*ash);
ash->fdwStatus = 0L;
ash->dwUser = (DWORD_PTR)lpWaveHdrSrc;
ash->pbSrc = (LPBYTE)lpWaveHdrSrc->lpData;
ash->cbSrcLength = lpWaveHdrSrc->dwBufferLength;
/* ash->cbSrcLengthUsed */
ash->dwSrcUser = lpWaveHdrSrc->dwUser; /* FIXME ? */
ash->pbDst = (LPBYTE)ash + sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR);
ash->cbDstLength = size;
/* ash->cbDstLengthUsed */
ash->dwDstUser = 0; /* FIXME ? */
dwRet = acmStreamPrepareHeader(wom->hAcmStream, ash, 0L);
if (dwRet != MMSYSERR_NOERROR) {
WARN("acmStreamPrepareHeader failed\n");
goto errCleanUp;
}
lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
lpWaveHdrDst->lpData = (LPSTR)ash->pbDst;
lpWaveHdrDst->dwBufferLength = size; /* conversion is not done yet */
lpWaveHdrDst->dwFlags = 0;
lpWaveHdrDst->dwLoops = 0;
dwRet = waveOutPrepareHeader(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
if (dwRet != MMSYSERR_NOERROR) {
WARN("waveOutPrepareHeader failed\n");
goto errCleanUp;
}
lpWaveHdrSrc->reserved = (DWORD_PTR)ash;
lpWaveHdrSrc->dwFlags = WHDR_PREPARED;
TRACE("=> (0)\n");
return MMSYSERR_NOERROR;
errCleanUp:
TRACE("=> (%d)\n", dwRet);
HeapFree(GetProcessHeap(), 0, ash);
return dwRet;
}
static DWORD wodUnprepare(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
LPWAVEHDR lpWaveHdrDst;
DWORD dwRet1, dwRet2;
TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
if (!wom->hAcmStream) {
return waveOutUnprepareHeader(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
}
ash = (PACMSTREAMHEADER)lpWaveHdrSrc->reserved;
dwRet1 = acmStreamUnprepareHeader(wom->hAcmStream, ash, 0L);
lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
dwRet2 = waveOutUnprepareHeader(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
HeapFree(GetProcessHeap(), 0, ash);
lpWaveHdrSrc->dwFlags &= ~WHDR_PREPARED;
return (dwRet1 == MMSYSERR_NOERROR) ? dwRet2 : dwRet1;
}
static DWORD wodGetPosition(WAVEMAPDATA* wom, LPMMTIME lpTime, DWORD dwParam2)
{
DWORD val;
MMTIME timepos;
TRACE("(%p %p %08x)\n", wom, lpTime, dwParam2);
timepos = *lpTime;
/* For TIME_MS, we're going to recalculate using TIME_BYTES */
if (lpTime->wType == TIME_MS)
timepos.wType = TIME_BYTES;
/* This can change timepos.wType if the requested type is not supported */
val = waveOutGetPosition(wom->u.out.hInnerWave, &timepos, dwParam2);
if (timepos.wType == TIME_BYTES)
{
DWORD dwInnerSamplesPerOuter = wom->nSamplesPerSecInner / wom->nSamplesPerSecOuter;
if (dwInnerSamplesPerOuter > 0)
{
DWORD dwInnerBytesPerSample = wom->avgSpeedInner / wom->nSamplesPerSecInner;
DWORD dwInnerBytesPerOuterSample = dwInnerBytesPerSample * dwInnerSamplesPerOuter;
DWORD remainder = 0;
/* If we are up sampling (going from lower sample rate to higher),
** we need to make a special accommodation for times when we've
** written a partial output sample. This happens frequently
** to us because we use msacm to do our up sampling, and it
** will up sample on an unaligned basis.
** For example, if you convert a 2 byte wide 8,000 'outer'
** buffer to a 2 byte wide 48,000 inner device, you would
** expect 2 bytes of input to produce 12 bytes of output.
** Instead, msacm will produce 8 bytes of output.
** But reporting our position as 1 byte of output is
** nonsensical; the output buffer position needs to be
** aligned on outer sample size, and aggressively rounded up.
*/
remainder = timepos.u.cb % dwInnerBytesPerOuterSample;
if (remainder > 0)
{
timepos.u.cb -= remainder;
timepos.u.cb += dwInnerBytesPerOuterSample;
}
}
lpTime->u.cb = MulDiv(timepos.u.cb, wom->avgSpeedOuter, wom->avgSpeedInner);
/* Once we have the TIME_BYTES right, we can easily convert to TIME_MS */
if (lpTime->wType == TIME_MS)
lpTime->u.ms = MulDiv(lpTime->u.cb, 1000, wom->avgSpeedOuter);
else
lpTime->wType = TIME_BYTES;
}
else if (lpTime->wType == TIME_SAMPLES && timepos.wType == TIME_SAMPLES)
lpTime->u.sample = MulDiv(timepos.u.sample, wom->nSamplesPerSecOuter, wom->nSamplesPerSecInner);
else
/* other time types don't require conversion */
lpTime->u = timepos.u;
return val;
}
static DWORD wodGetDevCaps(UINT wDevID, WAVEMAPDATA* wom, LPWAVEOUTCAPSW lpWaveCaps, DWORD dwParam2)
{
static const WCHAR name[] = {'W','i','n','e',' ','w','a','v','e',' ','o','u','t',' ','m','a','p','p','e','r',0};
TRACE("(%04x %p %p %08x)\n",wDevID, wom, lpWaveCaps, dwParam2);
/* if opened low driver, forward message */
if (WAVEMAP_IsData(wom))
return waveOutGetDevCapsW((UINT_PTR)wom->u.out.hInnerWave, lpWaveCaps, dwParam2);
/* else if no drivers, nothing to map so return bad device */
if (waveOutGetNumDevs() == 0) {
WARN("bad device id\n");
return MMSYSERR_BADDEVICEID;
}
/* otherwise, return caps of mapper itself */
if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) {
WAVEOUTCAPSW woc;
woc.wMid = 0x00FF;
woc.wPid = 0x0001;
woc.vDriverVersion = 0x0332;
lstrcpyW(woc.szPname, name);
woc.dwFormats =
WAVE_FORMAT_96M08 | WAVE_FORMAT_96S08 | WAVE_FORMAT_96M16 | WAVE_FORMAT_96S16 |
WAVE_FORMAT_48M08 | WAVE_FORMAT_48S08 | WAVE_FORMAT_48M16 | WAVE_FORMAT_48S16 |
WAVE_FORMAT_4M08 | WAVE_FORMAT_4S08 | WAVE_FORMAT_4M16 | WAVE_FORMAT_4S16 |
WAVE_FORMAT_2M08 | WAVE_FORMAT_2S08 | WAVE_FORMAT_2M16 | WAVE_FORMAT_2S16 |
WAVE_FORMAT_1M08 | WAVE_FORMAT_1S08 | WAVE_FORMAT_1M16 | WAVE_FORMAT_1S16;
woc.wChannels = 2;
woc.wReserved1 = 0;
woc.dwSupport = WAVECAPS_VOLUME | WAVECAPS_LRVOLUME;
memcpy(lpWaveCaps, &woc, min(dwParam2, sizeof(woc)));
return MMSYSERR_NOERROR;
}
ERR("This shouldn't happen\n");
return MMSYSERR_ERROR;
}
static DWORD wodGetVolume(UINT wDevID, WAVEMAPDATA* wom, LPDWORD lpVol)
{
TRACE("(%04x %p %p)\n",wDevID, wom, lpVol);
if (WAVEMAP_IsData(wom))
return waveOutGetVolume(wom->u.out.hInnerWave, lpVol);
return MMSYSERR_NOERROR;
}
static DWORD wodSetVolume(UINT wDevID, WAVEMAPDATA* wom, DWORD vol)
{
TRACE("(%04x %p %08x)\n",wDevID, wom, vol);
if (WAVEMAP_IsData(wom))
return waveOutSetVolume(wom->u.out.hInnerWave, vol);
return MMSYSERR_NOERROR;
}
static DWORD wodPause(WAVEMAPDATA* wom)
{
TRACE("(%p)\n",wom);
return waveOutPause(wom->u.out.hInnerWave);
}
static DWORD wodRestart(WAVEMAPDATA* wom)
{
TRACE("(%p)\n",wom);
return waveOutRestart(wom->u.out.hInnerWave);
}
static DWORD wodReset(WAVEMAPDATA* wom)
{
TRACE("(%p)\n",wom);
return waveOutReset(wom->u.out.hInnerWave);
}
static DWORD wodBreakLoop(WAVEMAPDATA* wom)
{
TRACE("(%p)\n",wom);
return waveOutBreakLoop(wom->u.out.hInnerWave);
}
static DWORD wodMapperStatus(WAVEMAPDATA* wom, DWORD flags, LPVOID ptr)
{
UINT id;
DWORD ret = MMSYSERR_NOTSUPPORTED;
TRACE("(%p %08x %p)\n",wom, flags, ptr);
switch (flags) {
case WAVEOUT_MAPPER_STATUS_DEVICE:
ret = waveOutGetID(wom->u.out.hInnerWave, &id);
*(LPDWORD)ptr = id;
break;
case WAVEOUT_MAPPER_STATUS_MAPPED:
FIXME("Unsupported flag=%d\n", flags);
*(LPDWORD)ptr = 0; /* FIXME ?? */
break;
case WAVEOUT_MAPPER_STATUS_FORMAT:
FIXME("Unsupported flag=%d\n", flags);
/* ptr points to a WAVEFORMATEX struct - before or after streaming ? */
*(LPDWORD)ptr = 0;
break;
default:
FIXME("Unsupported flag=%d\n", flags);
*(LPDWORD)ptr = 0;
break;
}
return ret;
}
static DWORD wodMapperReconfigure(WAVEMAPDATA* wom, DWORD dwParam1, DWORD dwParam2)
{
FIXME("(%p %08x %08x) stub!\n", wom, dwParam1, dwParam2);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodMessage (MSACM.@)
*/
DWORD WINAPI WAVEMAP_wodMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
case WODM_OPEN: return wodOpen ((DWORD_PTR*)dwUser, (LPWAVEOPENDESC)dwParam1,dwParam2);
case WODM_CLOSE: return wodClose ((WAVEMAPDATA*)dwUser);
case WODM_WRITE: return wodWrite ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_PAUSE: return wodPause ((WAVEMAPDATA*)dwUser);
case WODM_GETPOS: return wodGetPosition ((WAVEMAPDATA*)dwUser, (LPMMTIME)dwParam1, dwParam2);
case WODM_BREAKLOOP: return wodBreakLoop ((WAVEMAPDATA*)dwUser);
case WODM_PREPARE: return wodPrepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_UNPREPARE: return wodUnprepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_GETDEVCAPS: return wodGetDevCaps (wDevID, (WAVEMAPDATA*)dwUser, (LPWAVEOUTCAPSW)dwParam1,dwParam2);
case WODM_GETNUMDEVS: return 1;
case WODM_GETPITCH: return MMSYSERR_NOTSUPPORTED;
case WODM_SETPITCH: return MMSYSERR_NOTSUPPORTED;
case WODM_GETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
case WODM_SETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
case WODM_GETVOLUME: return wodGetVolume (wDevID, (WAVEMAPDATA*)dwUser, (LPDWORD)dwParam1);
case WODM_SETVOLUME: return wodSetVolume (wDevID, (WAVEMAPDATA*)dwUser, dwParam1);
case WODM_RESTART: return wodRestart ((WAVEMAPDATA*)dwUser);
case WODM_RESET: return wodReset ((WAVEMAPDATA*)dwUser);
case WODM_MAPPER_STATUS: return wodMapperStatus ((WAVEMAPDATA*)dwUser, dwParam1, (LPVOID)dwParam2);
case DRVM_MAPPER_RECONFIGURE: return wodMapperReconfigure((WAVEMAPDATA*)dwUser, dwParam1, dwParam2);
/* known but not supported */
case DRV_QUERYDEVICEINTERFACESIZE:
case DRV_QUERYDEVICEINTERFACE:
return MMSYSERR_NOTSUPPORTED;
default:
FIXME("unknown message %d!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/*======================================================================*
* WAVE IN part *
*======================================================================*/
static void CALLBACK widCallback(HWAVEIN hWave, UINT uMsg, DWORD_PTR dwInstance,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
WAVEMAPDATA* wim = (WAVEMAPDATA*)dwInstance;
TRACE("(%p %u %lx %lx %lx);\n", hWave, uMsg, dwInstance, dwParam1, dwParam2);
if (!WAVEMAP_IsData(wim)) {
ERR("Bad data\n");
return;
}
if (uMsg != WIM_OPEN && hWave != wim->u.in.hInnerWave)
ERR("Shouldn't happen (%p %p)\n", hWave, wim->u.in.hInnerWave);
switch (uMsg) {
case WIM_OPEN:
case WIM_CLOSE:
/* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
break;
case WIM_DATA:
if (wim->hAcmStream) {
LPWAVEHDR lpWaveHdrSrc = (LPWAVEHDR)dwParam1;
PACMSTREAMHEADER ash = (PACMSTREAMHEADER)((LPSTR)lpWaveHdrSrc - sizeof(ACMSTREAMHEADER));
LPWAVEHDR lpWaveHdrDst = (LPWAVEHDR)ash->dwUser;
/* convert data just gotten from waveIn into requested format */
if (acmStreamConvert(wim->hAcmStream, ash, 0L) != MMSYSERR_NOERROR) {
ERR("ACM conversion failed\n");
return;
} else {
TRACE("Converted %d bytes into %d\n", ash->cbSrcLengthUsed, ash->cbDstLengthUsed);
}
/* and setup the wavehdr to return accordingly */
lpWaveHdrDst->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdrDst->dwFlags |= WHDR_DONE;
lpWaveHdrDst->dwBytesRecorded = ash->cbDstLengthUsed;
dwParam1 = (DWORD_PTR)lpWaveHdrDst;
}
break;
default:
ERR("Unknown msg %u\n", uMsg);
}
DriverCallback(wim->dwCallback, HIWORD(wim->dwFlags), (HDRVR)wim->u.in.hOuterWave,
uMsg, wim->dwClientInstance, dwParam1, dwParam2);
}
static DWORD widOpenHelper(WAVEMAPDATA* wim, UINT idx,
LPWAVEOPENDESC lpDesc, LPWAVEFORMATEX lpwfx,
DWORD dwFlags)
{
DWORD ret;
TRACE("(%p %04x %p %p %08x)\n", wim, idx, lpDesc, lpwfx, dwFlags);
/* source is always PCM, so the formulas below apply */
lpwfx->nBlockAlign = (lpwfx->nChannels * lpwfx->wBitsPerSample) / 8;
lpwfx->nAvgBytesPerSec = lpwfx->nSamplesPerSec * lpwfx->nBlockAlign;
if (dwFlags & WAVE_FORMAT_QUERY) {
ret = acmStreamOpen(NULL, 0, lpwfx, lpDesc->lpFormat, NULL, 0L, 0L, ACM_STREAMOPENF_QUERY);
} else {
ret = acmStreamOpen(&wim->hAcmStream, 0, lpwfx, lpDesc->lpFormat, NULL, 0L, 0L, 0L);
}
if (ret == MMSYSERR_NOERROR) {
ret = waveInOpen(&wim->u.in.hInnerWave, idx, lpwfx,
(DWORD_PTR)widCallback, (DWORD_PTR)wim,
(dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION);
if (ret != MMSYSERR_NOERROR && !(dwFlags & WAVE_FORMAT_QUERY)) {
acmStreamClose(wim->hAcmStream, 0);
wim->hAcmStream = 0;
}
}
TRACE("ret = %08x\n", ret);
return ret;
}
static DWORD widOpen(DWORD_PTR *lpdwUser, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
UINT ndlo, ndhi;
UINT i;
WAVEMAPDATA* wim = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEMAPDATA));
DWORD res;
TRACE("(%p %p %08x)\n", lpdwUser, lpDesc, dwFlags);
if (!wim) {
WARN("no memory\n");
return MMSYSERR_NOMEM;
}
wim->self = wim;
wim->dwCallback = lpDesc->dwCallback;
wim->dwFlags = dwFlags;
wim->dwClientInstance = lpDesc->dwInstance;
wim->u.in.hOuterWave = (HWAVEIN)lpDesc->hWave;
ndhi = waveInGetNumDevs();
if (dwFlags & WAVE_MAPPED) {
if (lpDesc->uMappedDeviceID >= ndhi) return MMSYSERR_INVALPARAM;
ndlo = lpDesc->uMappedDeviceID;
ndhi = ndlo + 1;
dwFlags &= ~WAVE_MAPPED;
} else {
ndlo = 0;
}
wim->avgSpeedOuter = wim->avgSpeedInner = lpDesc->lpFormat->nAvgBytesPerSec;
wim->nSamplesPerSecOuter = wim->nSamplesPerSecInner = lpDesc->lpFormat->nSamplesPerSec;
for (i = ndlo; i < ndhi; i++) {
if (waveInOpen(&wim->u.in.hInnerWave, i, lpDesc->lpFormat,
(DWORD_PTR)widCallback, (DWORD_PTR)wim,
(dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION | WAVE_FORMAT_DIRECT) == MMSYSERR_NOERROR) {
wim->hAcmStream = 0;
goto found;
}
}
if ((dwFlags & WAVE_FORMAT_DIRECT) == 0)
{
WAVEFORMATEX wfx;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.cbSize = 0; /* normally, this field is not used for PCM format, just in case */
/* try some ACM stuff */
#define TRY(sps,bps) wfx.nSamplesPerSec = (sps); wfx.wBitsPerSample = (bps); \
switch (res=widOpenHelper(wim, i, lpDesc, &wfx, dwFlags | WAVE_FORMAT_DIRECT)) { \
case MMSYSERR_NOERROR: wim->avgSpeedInner = wfx.nAvgBytesPerSec; wim->nSamplesPerSecInner = wfx.nSamplesPerSec; goto found; \
case WAVERR_BADFORMAT: break; \
default: goto error; \
}
for (i = ndlo; i < ndhi; i++) {
wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
/* first try with same stereo/mono option as source */
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(wfx.nSamplesPerSec, 16);
TRY(wfx.nSamplesPerSec, 8);
wfx.nChannels ^= 3;
TRY(wfx.nSamplesPerSec, 16);
TRY(wfx.nSamplesPerSec, 8);
}
for (i = ndlo; i < ndhi; i++) {
wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
/* first try with same stereo/mono option as source */
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(96000, 16);
TRY(48000, 16);
TRY(44100, 16);
TRY(22050, 16);
TRY(11025, 16);
/* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
wfx.nChannels ^= 3;
TRY(96000, 16);
TRY(48000, 16);
TRY(44100, 16);
TRY(22050, 16);
TRY(11025, 16);
/* first try with same stereo/mono option as source */
wfx.nChannels = lpDesc->lpFormat->nChannels;
TRY(96000, 8);
TRY(48000, 8);
TRY(44100, 8);
TRY(22050, 8);
TRY(11025, 8);
/* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
wfx.nChannels ^= 3;
TRY(96000, 8);
TRY(48000, 8);
TRY(44100, 8);
TRY(22050, 8);
TRY(11025, 8);
}
#undef TRY
}
HeapFree(GetProcessHeap(), 0, wim);
WARN("ret = WAVERR_BADFORMAT\n");
return WAVERR_BADFORMAT;
found:
if (dwFlags & WAVE_FORMAT_QUERY) {
*lpdwUser = 0L;
HeapFree(GetProcessHeap(), 0, wim);
} else {
*lpdwUser = (DWORD_PTR)wim;
TRACE("Ok (stream=%p)\n", wim->hAcmStream);
}
return MMSYSERR_NOERROR;
error:
HeapFree(GetProcessHeap(), 0, wim);
if (res==ACMERR_NOTPOSSIBLE) {
WARN("ret = WAVERR_BADFORMAT\n");
return WAVERR_BADFORMAT;
}
WARN("ret = 0x%08x\n", res);
return res;
}
static DWORD widClose(WAVEMAPDATA* wim)
{
DWORD ret;
TRACE("(%p)\n", wim);
ret = waveInClose(wim->u.in.hInnerWave);
if (ret == MMSYSERR_NOERROR) {
if (wim->hAcmStream) {
ret = acmStreamClose(wim->hAcmStream, 0);
}
if (ret == MMSYSERR_NOERROR) {
HeapFree(GetProcessHeap(), 0, wim);
}
}
return ret;
}
static DWORD widAddBuffer(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
LPWAVEHDR lpWaveHdrSrc;
TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
if (!wim->hAcmStream) {
return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
}
lpWaveHdrDst->dwFlags |= WHDR_INQUEUE;
ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;
lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
}
static DWORD widPrepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
DWORD size;
DWORD dwRet;
LPWAVEHDR lpWaveHdrSrc;
TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
if (!wim->hAcmStream) {
return waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
}
if (acmStreamSize(wim->hAcmStream, lpWaveHdrDst->dwBufferLength, &size,
ACM_STREAMSIZEF_DESTINATION) != MMSYSERR_NOERROR) {
WARN("acmStreamSize failed\n");
return MMSYSERR_ERROR;
}
ash = HeapAlloc(GetProcessHeap(), 0, sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR) + size);
if (ash == NULL) {
WARN("no memory\n");
return MMSYSERR_NOMEM;
}
ash->cbStruct = sizeof(*ash);
ash->fdwStatus = 0L;
ash->dwUser = (DWORD_PTR)lpWaveHdrDst;
ash->pbSrc = (LPBYTE)ash + sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR);
ash->cbSrcLength = size;
/* ash->cbSrcLengthUsed */
ash->dwSrcUser = 0L; /* FIXME ? */
ash->pbDst = (LPBYTE)lpWaveHdrDst->lpData;
ash->cbDstLength = lpWaveHdrDst->dwBufferLength;
/* ash->cbDstLengthUsed */
ash->dwDstUser = lpWaveHdrDst->dwUser; /* FIXME ? */
dwRet = acmStreamPrepareHeader(wim->hAcmStream, ash, 0L);
if (dwRet != MMSYSERR_NOERROR) {
WARN("acmStreamPrepareHeader failed\n");
goto errCleanUp;
}
lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
lpWaveHdrSrc->lpData = (LPSTR)ash->pbSrc;
lpWaveHdrSrc->dwBufferLength = size; /* conversion is not done yet */
lpWaveHdrSrc->dwFlags = 0;
lpWaveHdrSrc->dwLoops = 0;
dwRet = waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
if (dwRet != MMSYSERR_NOERROR) {
WARN("waveInPrepareHeader failed\n");
goto errCleanUp;
}
lpWaveHdrDst->reserved = (DWORD_PTR)ash;
lpWaveHdrDst->dwFlags = WHDR_PREPARED;
TRACE("=> (0)\n");
return MMSYSERR_NOERROR;
errCleanUp:
TRACE("=> (%d)\n", dwRet);
HeapFree(GetProcessHeap(), 0, ash);
return dwRet;
}
static DWORD widUnprepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
PACMSTREAMHEADER ash;
LPWAVEHDR lpWaveHdrSrc;
DWORD dwRet1, dwRet2;
TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
if (!wim->hAcmStream) {
return waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
}
ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;
dwRet1 = acmStreamUnprepareHeader(wim->hAcmStream, ash, 0L);
lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
dwRet2 = waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
HeapFree(GetProcessHeap(), 0, ash);
lpWaveHdrDst->dwFlags &= ~WHDR_PREPARED;
return (dwRet1 == MMSYSERR_NOERROR) ? dwRet2 : dwRet1;
}
static DWORD widGetPosition(WAVEMAPDATA* wim, LPMMTIME lpTime, DWORD dwParam2)
{
DWORD val;
MMTIME timepos;
TRACE("(%p %p %08x)\n", wim, lpTime, dwParam2);
timepos = *lpTime;
/* For TIME_MS, we're going to recalculate using TIME_BYTES */
if (lpTime->wType == TIME_MS)
timepos.wType = TIME_BYTES;
/* This can change timepos.wType if the requested type is not supported */
val = waveInGetPosition(wim->u.in.hInnerWave, &timepos, dwParam2);
if (timepos.wType == TIME_BYTES)
{
DWORD dwInnerSamplesPerOuter = wim->nSamplesPerSecInner / wim->nSamplesPerSecOuter;
if (dwInnerSamplesPerOuter > 0)
{
DWORD dwInnerBytesPerSample = wim->avgSpeedInner / wim->nSamplesPerSecInner;
DWORD dwInnerBytesPerOuterSample = dwInnerBytesPerSample * dwInnerSamplesPerOuter;
DWORD remainder = 0;
/* If we are up sampling (going from lower sample rate to higher),
** we need to make a special accommodation for times when we've
** written a partial output sample. This happens frequently
** to us because we use msacm to do our up sampling, and it
** will up sample on an unaligned basis.
** For example, if you convert a 2 byte wide 8,000 'outer'
** buffer to a 2 byte wide 48,000 inner device, you would
** expect 2 bytes of input to produce 12 bytes of output.
** Instead, msacm will produce 8 bytes of output.
** But reporting our position as 1 byte of output is
** nonsensical; the output buffer position needs to be
** aligned on outer sample size, and aggressively rounded up.
*/
remainder = timepos.u.cb % dwInnerBytesPerOuterSample;
if (remainder > 0)
{
timepos.u.cb -= remainder;
timepos.u.cb += dwInnerBytesPerOuterSample;
}
}
lpTime->u.cb = MulDiv(timepos.u.cb, wim->avgSpeedOuter, wim->avgSpeedInner);
/* Once we have the TIME_BYTES right, we can easily convert to TIME_MS */
if (lpTime->wType == TIME_MS)
lpTime->u.ms = MulDiv(lpTime->u.cb, 1000, wim->avgSpeedOuter);
else
lpTime->wType = TIME_BYTES;
}
else if (lpTime->wType == TIME_SAMPLES && timepos.wType == TIME_SAMPLES)
lpTime->u.sample = MulDiv(timepos.u.sample, wim->nSamplesPerSecOuter, wim->nSamplesPerSecInner);
else
/* other time types don't require conversion */
lpTime->u = timepos.u;
return val;
}
static DWORD widGetDevCaps(UINT wDevID, WAVEMAPDATA* wim, LPWAVEINCAPSW lpWaveCaps, DWORD dwParam2)
{
TRACE("(%04x, %p %p %08x)\n", wDevID, wim, lpWaveCaps, dwParam2);
/* if opened low driver, forward message */
if (WAVEMAP_IsData(wim))
return waveInGetDevCapsW((UINT_PTR)wim->u.in.hInnerWave, lpWaveCaps, dwParam2);
/* else if no drivers, nothing to map so return bad device */
if (waveInGetNumDevs() == 0) {
WARN("bad device id\n");
return MMSYSERR_BADDEVICEID;
}
/* otherwise, return caps of mapper itself */
if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) {
WAVEINCAPSW wic;
static const WCHAR init[] = {'W','i','n','e',' ','w','a','v','e',' ','i','n',' ','m','a','p','p','e','r',0};
wic.wMid = 0x00FF;
wic.wPid = 0x0001;
wic.vDriverVersion = 0x0001;
lstrcpyW(wic.szPname, init);
wic.dwFormats =
WAVE_FORMAT_96M08 | WAVE_FORMAT_96S08 | WAVE_FORMAT_96M16 | WAVE_FORMAT_96S16 |
WAVE_FORMAT_48M08 | WAVE_FORMAT_48S08 | WAVE_FORMAT_48M16 | WAVE_FORMAT_48S16 |
WAVE_FORMAT_4M08 | WAVE_FORMAT_4S08 | WAVE_FORMAT_4M16 | WAVE_FORMAT_4S16 |
WAVE_FORMAT_2M08 | WAVE_FORMAT_2S08 | WAVE_FORMAT_2M16 | WAVE_FORMAT_2S16 |
WAVE_FORMAT_1M08 | WAVE_FORMAT_1S08 | WAVE_FORMAT_1M16 | WAVE_FORMAT_1S16;
wic.wChannels = 2;
wic.wReserved1 = 0;
memcpy(lpWaveCaps, &wic, min(dwParam2, sizeof(wic)));
return MMSYSERR_NOERROR;
}
ERR("This shouldn't happen\n");
return MMSYSERR_ERROR;
}
static DWORD widStop(WAVEMAPDATA* wim)
{
TRACE("(%p)\n", wim);
return waveInStop(wim->u.in.hInnerWave);
}
static DWORD widStart(WAVEMAPDATA* wim)
{
TRACE("(%p)\n", wim);
return waveInStart(wim->u.in.hInnerWave);
}
static DWORD widReset(WAVEMAPDATA* wim)
{
TRACE("(%p)\n", wim);
return waveInReset(wim->u.in.hInnerWave);
}
static DWORD widMapperStatus(WAVEMAPDATA* wim, DWORD flags, LPVOID ptr)
{
UINT id;
DWORD ret = MMSYSERR_NOTSUPPORTED;
TRACE("(%p %08x %p)\n", wim, flags, ptr);
switch (flags) {
case WAVEIN_MAPPER_STATUS_DEVICE:
ret = waveInGetID(wim->u.in.hInnerWave, &id);
*(LPDWORD)ptr = id;
break;
case WAVEIN_MAPPER_STATUS_MAPPED:
FIXME("Unsupported yet flag=%d\n", flags);
*(LPDWORD)ptr = 0; /* FIXME ?? */
break;
case WAVEIN_MAPPER_STATUS_FORMAT:
FIXME("Unsupported flag=%d\n", flags);
/* ptr points to a WAVEFORMATEX struct - before or after streaming ? */
*(LPDWORD)ptr = 0; /* FIXME ?? */
break;
default:
FIXME("Unsupported flag=%d\n", flags);
*(LPDWORD)ptr = 0;
break;
}
return ret;
}
static DWORD widMapperReconfigure(WAVEMAPDATA* wim, DWORD dwParam1, DWORD dwParam2)
{
FIXME("(%p %08x %08x) stub!\n", wim, dwParam1, dwParam2);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widMessage (MSACM.@)
*/
DWORD WINAPI WAVEMAP_widMessage(WORD wDevID, WORD wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
case WIDM_OPEN: return widOpen ((DWORD_PTR*)dwUser, (LPWAVEOPENDESC)dwParam1, dwParam2);
case WIDM_CLOSE: return widClose ((WAVEMAPDATA*)dwUser);
case WIDM_ADDBUFFER: return widAddBuffer ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_PREPARE: return widPrepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_UNPREPARE: return widUnprepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_GETDEVCAPS: return widGetDevCaps (wDevID, (WAVEMAPDATA*)dwUser, (LPWAVEINCAPSW)dwParam1, dwParam2);
case WIDM_GETNUMDEVS: return 1;
case WIDM_GETPOS: return widGetPosition ((WAVEMAPDATA*)dwUser, (LPMMTIME)dwParam1, dwParam2);
case WIDM_RESET: return widReset ((WAVEMAPDATA*)dwUser);
case WIDM_START: return widStart ((WAVEMAPDATA*)dwUser);
case WIDM_STOP: return widStop ((WAVEMAPDATA*)dwUser);
case WIDM_MAPPER_STATUS: return widMapperStatus ((WAVEMAPDATA*)dwUser, dwParam1, (LPVOID)dwParam2);
case DRVM_MAPPER_RECONFIGURE: return widMapperReconfigure((WAVEMAPDATA*)dwUser, dwParam1, dwParam2);
/* known but not supported */
case DRV_QUERYDEVICEINTERFACESIZE:
case DRV_QUERYDEVICEINTERFACE:
return MMSYSERR_NOTSUPPORTED;
default:
FIXME("unknown message %u!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/*======================================================================*
* Driver part *
*======================================================================*/
static struct WINE_WAVEMAP* oss = NULL;
/**************************************************************************
* WAVEMAP_drvOpen [internal]
*/
static LRESULT WAVEMAP_drvOpen(LPSTR str)
{
TRACE("(%p)\n", str);
if (oss)
return 0;
/* I know, this is ugly, but who cares... */
oss = (struct WINE_WAVEMAP*)1;
return 1;
}
/**************************************************************************
* WAVEMAP_drvClose [internal]
*/
static LRESULT WAVEMAP_drvClose(DWORD_PTR dwDevID)
{
TRACE("(%08lx)\n", dwDevID);
if (oss) {
oss = NULL;
return 1;
}
return 0;
}
/**************************************************************************
* DriverProc (MSACM.@)
*/
LRESULT CALLBACK WAVEMAP_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
LPARAM dwParam1, LPARAM dwParam2)
{
TRACE("(%08lX, %p, %08X, %08lX, %08lX)\n",
dwDevID, hDriv, wMsg, dwParam1, dwParam2);
switch(wMsg) {
case DRV_LOAD: return 1;
case DRV_FREE: return 1;
case DRV_OPEN: return WAVEMAP_drvOpen((LPSTR)dwParam1);
case DRV_CLOSE: return WAVEMAP_drvClose(dwDevID);
case DRV_ENABLE: return 1;
case DRV_DISABLE: return 1;
case DRV_QUERYCONFIGURE: return 1;
case DRV_CONFIGURE: MessageBoxA(0, "WAVEMAP MultiMedia Driver !", "Wave mapper Driver", MB_OK); return 1;
case DRV_INSTALL: return DRVCNF_RESTART;
case DRV_REMOVE: return DRVCNF_RESTART;
default:
return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
}
}
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