/* -*- 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/unicode.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.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; strcpyW(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; 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); } }