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Sweden-Number/multimedia/mcimidi.c

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* Sample MIDI Wine Driver for Linux
*
* Copyright 1994 Martin Ayotte
*/
/*
* Eric POUECH :
* 98/7 changes for making this MIDI driver work on OSS
* current support is limited to MIDI ports of OSS systems
* 98/9 rewriting MCI code for MIDI
* 98/11 splitted in midi.c and mcimidi.c
*/
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "wine/winuser16.h"
#include "ldt.h"
#include "multimedia.h"
#include "user.h"
#include "driver.h"
#include "xmalloc.h"
#include "debug.h"
#include "callback.h"
#include "options.h"
#include "heap.h"
typedef struct {
DWORD dwFirst; /* offset in file of track */
DWORD dwLast; /* number of bytes in file of track */
DWORD dwIndex; /* current index in file (dwFirst <= dwIndex < dwLast) */
DWORD dwLength; /* number of pulses in this track */
DWORD dwEventPulse; /* current pulse # (event) pointed by dwIndex */
DWORD dwEventData; /* current data (event) pointed by dwIndex */
WORD wEventLength; /* current length (event) pointed by dwIndex */
WORD wStatus : 1, /* 1 : playing, 0 : done */
wTrackNr : 7,
wLastCommand : 8;
} MCI_MIDITRACK;
typedef struct {
int nUseCount; /* Incremented for each shared open */
WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
HANDLE16 hCallback; /* Callback handle for pending notification */
HMMIO32 hFile; /* mmio file handle open as Element */
MCI_OPEN_PARMS32A openParms;
HLOCAL16 hMidiHdr;
WORD dwStatus; /* one from MCI_MODE_xxxx */
DWORD dwMciTimeFormat; /* One of the supported MCI_FORMAT_xxxx */
WORD wFormat; /* Format of MIDI hFile (0, 1 or 2) */
WORD nTracks; /* Number of tracks in hFile */
WORD nDivision; /* Number of division in hFile PPQN or SMPTE */
WORD wStartedPlaying;
DWORD dwTempo; /* Tempo (# of 1/4 note per second */
MCI_MIDITRACK* tracks; /* Content of each track */
DWORD dwPulse;
DWORD dwPositionMS;
DWORD dwStartTicks;
} WINE_MCIMIDI;
static WINE_MCIMIDI MCIMidiDev[MAX_MCIMIDIDRV];
/*======================================================================*
* MCI MIDI implemantation *
*======================================================================*/
#ifdef SNDCTL_MIDI_INFO
/**************************************************************************
* MIDI_mciGetOpenDev [internal]
*/
static WINE_MCIMIDI* MIDI_mciGetOpenDev(UINT16 wDevID)
{
if (wDevID >= MAX_MCIMIDIDRV || MCIMidiDev[wDevID].nUseCount == 0) {
WARN(mcimidi, "Invalid wDevID=%u\n", wDevID);
return 0;
}
return &MCIMidiDev[wDevID];
}
/**************************************************************************
* MIDI_mciReadByte [internal]
*/
static DWORD MIDI_mciReadByte(WINE_MCIMIDI* wmm, BYTE *lpbyt)
{
DWORD ret = 0;
if (lpbyt == NULL ||
mmioRead32(wmm->hFile, (HPSTR)lpbyt, (long)sizeof(BYTE)) != (long)sizeof(BYTE)) {
WARN(mcimidi, "Error reading wmm=%p\n", wmm);
ret = MCIERR_INTERNAL;
}
return ret;
}
/**************************************************************************
* MIDI_mciReadWord [internal]
*/
static DWORD MIDI_mciReadWord(WINE_MCIMIDI* wmm, LPWORD lpw)
{
BYTE hibyte, lobyte;
DWORD ret = MCIERR_INTERNAL;
if (lpw != NULL &&
MIDI_mciReadByte(wmm, &hibyte) == 0 &&
MIDI_mciReadByte(wmm, &lobyte) == 0) {
*lpw = ((WORD)hibyte << 8) + lobyte;
ret = 0;
}
return ret;
}
/**************************************************************************
* MIDI_mciReadLong [internal]
*/
static DWORD MIDI_mciReadLong(WINE_MCIMIDI* wmm, LPDWORD lpdw)
{
WORD hiword, loword;
DWORD ret = MCIERR_INTERNAL;
if (lpdw != NULL &&
MIDI_mciReadWord(wmm, &hiword) == 0 &&
MIDI_mciReadWord(wmm, &loword) == 0) {
*lpdw = MAKELONG(loword, hiword);
ret = 0;
}
return ret;
}
/**************************************************************************
* MIDI_mciReadVaryLen [internal]
*/
static WORD MIDI_mciReadVaryLen(WINE_MCIMIDI* wmm, LPDWORD lpdw)
{
BYTE byte;
DWORD value = 0;
WORD ret = 0;
if (lpdw == NULL) {
ret = MCIERR_INTERNAL;
} else {
do {
if (MIDI_mciReadByte(wmm, &byte) != 0) {
return 0;
}
value = (value << 7) + (byte & 0x7F);
ret++;
} while (byte & 0x80);
*lpdw = value;
/*
TRACE(mcimidi, "val=%08lX \n", value);
*/
}
return ret;
}
/**************************************************************************
* MIDI_mciReadNextEvent [internal]
*/
static DWORD MIDI_mciReadNextEvent(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
{
BYTE b1, b2 = 0, b3;
WORD hw = 0;
DWORD evtPulse;
DWORD evtLength;
DWORD tmp;
if (mmioSeek32(wmm->hFile, mmt->dwIndex, SEEK_SET) != mmt->dwIndex) {
WARN(mcimidi, "Can't seek at %08lX \n", mmt->dwIndex);
return MCIERR_INTERNAL;
}
evtLength = MIDI_mciReadVaryLen(wmm, &evtPulse) + 1; /* > 0 */
MIDI_mciReadByte(wmm, &b1);
switch (b1) {
case 0xF0:
case 0xF7:
evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
evtLength += tmp;
break;
case 0xFF:
MIDI_mciReadByte(wmm, &b2); evtLength++;
evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
if (evtLength >= 0x10000u) {
/* this limitation shouldn't be a problem */
WARN(mcimidi, "Ouch !! Implementation limitation to 64k bytes for a MIDI event is overflowed\n");
hw = 0xFFFF;
} else {
hw = LOWORD(evtLength);
}
evtLength += tmp;
break;
default:
if (b1 & 0x80) { /* use running status ? */
mmt->wLastCommand = b1;
MIDI_mciReadByte(wmm, &b2); evtLength++;
} else {
b2 = b1;
b1 = mmt->wLastCommand;
}
switch ((b1 >> 4) & 0x07) {
case 0: case 1: case 2: case 3: case 6:
MIDI_mciReadByte(wmm, &b3); evtLength++;
hw = b3;
break;
case 4: case 5:
break;
case 7:
WARN(mcimidi, "Strange indeed b1=0x%02x\n", b1);
}
break;
}
if (mmt->dwIndex + evtLength > mmt->dwLast)
return MCIERR_INTERNAL;
mmt->dwEventPulse += evtPulse;
mmt->dwEventData = (hw << 16) + (b2 << 8) + b1;
mmt->wEventLength = evtLength;
/*
TRACE(mcimidi, "[%u] => pulse=%08lx(%08lx), data=%08lx, length=%u\n",
mmt->wTrackNr, mmt->dwEventPulse, evtPulse,
mmt->dwEventData, mmt->wEventLength);
*/
return 0;
}
/**************************************************************************
* MIDI_mciReadMTrk [internal]
*/
static DWORD MIDI_mciReadMTrk(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
{
DWORD toberead;
FOURCC fourcc;
if (mmioRead32(wmm->hFile, (HPSTR)&fourcc, (long)sizeof(FOURCC)) !=
(long)sizeof(FOURCC)) {
return MCIERR_INTERNAL;
}
if (fourcc != mmioFOURCC('M', 'T', 'r', 'k')) {
WARN(mcimidi, "Can't synchronize on 'MTrk' !\n");
return MCIERR_INTERNAL;
}
if (MIDI_mciReadLong(wmm, &toberead) != 0) {
return MCIERR_INTERNAL;
}
mmt->dwFirst = mmioSeek32(wmm->hFile, 0, SEEK_CUR); /* >= 0 */
mmt->dwLast = mmt->dwFirst + toberead;
/* compute # of pulses in this track */
mmt->dwIndex = mmt->dwFirst;
mmt->dwEventPulse = 0;
while (MIDI_mciReadNextEvent(wmm, mmt) == 0 &&
LOWORD(mmt->dwEventData) != 0x2FFF) {
mmt->dwIndex += mmt->wEventLength;
}
mmt->dwLength = mmt->dwEventPulse;
TRACE(mcimidi, "Track %u has %lu bytes and %lu pulses\n", mmt->wTrackNr, toberead, mmt->dwLength);
/* reset track data */
mmt->wStatus = 1; /* ok, playing */
mmt->dwIndex = mmt->dwFirst;
mmt->dwEventPulse = 0;
if (mmioSeek32(wmm->hFile, 0, SEEK_CUR) != mmt->dwLast) {
WARN(mcimidi, "Ouch, out of sync seek=%lu track=%lu\n",
mmioSeek32(wmm->hFile, 0, SEEK_CUR), mmt->dwLast);
/* position at end of this track, to be ready to read next track */
mmioSeek32(wmm->hFile, mmt->dwLast, SEEK_SET);
}
return 0;
}
/**************************************************************************
* MIDI_mciReadMThd [internal]
*/
static DWORD MIDI_mciReadMThd(WINE_MCIMIDI* wmm, DWORD dwOffset)
{
DWORD toberead;
FOURCC fourcc;
WORD nt;
TRACE(mcimidi, "(%p, %08lX);\n", wmm, dwOffset);
if (mmioSeek32(wmm->hFile, dwOffset, SEEK_SET) != dwOffset) {
WARN(mcimidi, "Can't seek at %08lX begin of 'MThd' \n", dwOffset);
return MCIERR_INTERNAL;
}
if (mmioRead32(wmm->hFile, (HPSTR)&fourcc,
(long) sizeof(FOURCC)) != (long) sizeof(FOURCC))
return MCIERR_INTERNAL;
if (fourcc != mmioFOURCC('M', 'T', 'h', 'd')) {
WARN(mcimidi, "Can't synchronize on 'MThd' !\n");
return MCIERR_INTERNAL;
}
if (MIDI_mciReadLong(wmm, &toberead) != 0 || toberead < 3 * sizeof(WORD))
return MCIERR_INTERNAL;
if (MIDI_mciReadWord(wmm, &wmm->wFormat) != 0 ||
MIDI_mciReadWord(wmm, &wmm->nTracks) != 0 ||
MIDI_mciReadWord(wmm, &wmm->nDivision) != 0) {
return MCIERR_INTERNAL;
}
TRACE(mcimidi, "toberead=0x%08lX, wFormat=0x%04X nTracks=0x%04X nDivision=0x%04X\n",
toberead, wmm->wFormat, wmm->nTracks, wmm->nDivision);
/* MS doc says that the MIDI MCI time format must be put by default to the format
* stored in the MIDI file...
*/
if (wmm->nDivision > 0x8000) {
/* eric.pouech@lemel.fr 98/11
* In did not check this very code (pulses are expressed as SMPTE sub-frames).
* In about 40 MB of MIDI files I have, none was SMPTE based...
* I'm just wondering if this is widely used :-). So, if someone has one of
* these files, I'd like to know about.
*/
FIXME(mcimidi, "Handling SMPTE time in MIDI files has not been tested\n"
"Please report to comp.emulators.ms-windows.wine with MIDI file !\n");
switch (HIBYTE(wmm->nDivision)) {
case 0xE8: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24; break; /* -24 */
case 0xE7: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25; break; /* -25 */
case 0xE3: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
case 0xE2: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30; break; /* -30 */
default:
WARN(mcimidi, "Unsupported number of frames %d\n", -(char)HIBYTE(wmm->nDivision));
return MCIERR_INTERNAL;
}
switch (LOBYTE(wmm->nDivision)) {
case 4: /* MIDI Time Code */
case 8:
case 10:
case 80: /* SMPTE bit resolution */
case 100:
default:
WARN(mcimidi, "Unsupported number of sub-frames %d\n", LOBYTE(wmm->nDivision));
return MCIERR_INTERNAL;
}
return MCIERR_INTERNAL;
} else if (wmm->nDivision == 0) {
WARN(mcimidi, "Number of division is 0, can't support that !!\n");
return MCIERR_INTERNAL;
} else {
wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
}
switch (wmm->wFormat) {
case 0:
if (wmm->nTracks != 1) {
WARN(mcimidi, "Got type 0 file whose number of track is not 1. Setting it to 1\n");
wmm->nTracks = 1;
}
break;
case 1:
case 2:
break;
default:
WARN(mcimidi, "Handling MIDI files which format = %d is not (yet) supported\n"
"Please report with MIDI file !\n", wmm->wFormat);
return MCIERR_INTERNAL;
}
if (wmm->nTracks & 0x8000) {
/* this shouldn't be a problem... */
WARN(mcimidi, "Ouch !! Implementation limitation to 32k tracks per MIDI file is overflowed\n");
wmm->nTracks = 0x7FFF;
}
wmm->tracks = xmalloc(sizeof(MCI_MIDITRACK) * wmm->nTracks);
toberead -= 3 * sizeof(WORD);
if (toberead > 0) {
TRACE(mcimidi, "Size of MThd > 6, skipping %ld extra bytes\n", toberead);
mmioSeek32(wmm->hFile, toberead, SEEK_CUR);
}
for (nt = 0; nt < wmm->nTracks; nt++) {
wmm->tracks[nt].wTrackNr = nt;
if (MIDI_mciReadMTrk(wmm, &wmm->tracks[nt]) != 0) {
WARN(mcimidi, "Can't read 'MTrk' header \n");
return MCIERR_INTERNAL;
}
}
wmm->dwTempo = 500000;
return 0;
}
/**************************************************************************
* MIDI_ConvertPulseToMS [internal]
*/
static DWORD MIDI_ConvertPulseToMS(WINE_MCIMIDI* wmm, DWORD pulse)
{
DWORD ret = 0;
/* FIXME: this function may return false values since the tempo (wmm->dwTempo)
* may change during file playing
*/
if (wmm->nDivision == 0) {
FIXME(mcimidi, "Shouldn't happen. wmm->nDivision = 0\n");
} else if (wmm->nDivision > 0x8000) { /* SMPTE, unchecked FIXME? */
int nf = -(char)HIBYTE(wmm->nDivision); /* number of frames */
int nsf = LOBYTE(wmm->nDivision); /* number of sub-frames */
ret = (pulse * 1000) / (nf * nsf);
} else {
ret = (DWORD)((double)pulse * ((double)wmm->dwTempo / 1000) /
(double)wmm->nDivision);
}
/*
TRACE(mcimidi, "pulse=%lu tempo=%lu division=%u=0x%04x => ms=%lu\n",
pulse, wmm->dwTempo, wmm->nDivision, wmm->nDivision, ret);
*/
return ret;
}
#define TIME_MS_IN_ONE_HOUR (60*60*1000)
#define TIME_MS_IN_ONE_MINUTE (60*1000)
#define TIME_MS_IN_ONE_SECOND (1000)
/**************************************************************************
* MIDI_ConvertTimeFormatToMS [internal]
*/
static DWORD MIDI_ConvertTimeFormatToMS(WINE_MCIMIDI* wmm, DWORD val)
{
DWORD ret = 0;
switch (wmm->dwMciTimeFormat) {
case MCI_FORMAT_MILLISECONDS:
ret = val;
break;
case MCI_FORMAT_SMPTE_24:
ret =
(HIBYTE(HIWORD(val)) * 125) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
break;
case MCI_FORMAT_SMPTE_25:
ret =
HIBYTE(HIWORD(val)) * 40 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
break;
case MCI_FORMAT_SMPTE_30:
ret =
(HIBYTE(HIWORD(val)) * 100) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
break;
default:
WARN(mcimidi, "Bad time format %lu!\n", wmm->dwMciTimeFormat);
}
/*
TRACE(mcimidi, "val=%lu=0x%08lx [tf=%lu] => ret=%lu\n", val, val, wmm->dwMciTimeFormat, ret);
*/
return ret;
}
/**************************************************************************
* MIDI_ConvertMSToTimeFormat [internal]
*/
static DWORD MIDI_ConvertMSToTimeFormat(WINE_MCIMIDI* wmm, DWORD _val)
{
DWORD ret = 0, val = _val;
DWORD h, m, s, f;
switch (wmm->dwMciTimeFormat) {
case MCI_FORMAT_MILLISECONDS:
ret = val;
break;
case MCI_FORMAT_SMPTE_24:
case MCI_FORMAT_SMPTE_25:
case MCI_FORMAT_SMPTE_30:
h = val / TIME_MS_IN_ONE_HOUR;
m = (val -= h * TIME_MS_IN_ONE_HOUR) / TIME_MS_IN_ONE_MINUTE;
s = (val -= m * TIME_MS_IN_ONE_MINUTE) / TIME_MS_IN_ONE_SECOND;
switch (wmm->dwMciTimeFormat) {
case MCI_FORMAT_SMPTE_24:
/* one frame is 1000/24 val long, 1000/24 == 125/3 */
f = (val * 3) / 125; val -= (f * 125) / 3;
break;
case MCI_FORMAT_SMPTE_25:
/* one frame is 1000/25 ms long, 1000/25 == 40 */
f = val / 40; val -= f * 40;
break;
case MCI_FORMAT_SMPTE_30:
/* one frame is 1000/30 ms long, 1000/30 == 100/3 */
f = (val * 3) / 100; val -= (f * 100) / 3;
break;
default:
FIXME(mcimidi, "There must be some bad bad programmer\n");
f = 0;
}
/* val contains the number of ms which cannot make a complete frame */
/* FIXME: is this correct ? programs seem to be happy with that */
ret = (f << 24) | (s << 16) | (m << 8) | (h << 0);
break;
default:
WARN(mcimidi, "Bad time format %lu!\n", wmm->dwMciTimeFormat);
}
/*
TRACE(mcimidi, "val=%lu [tf=%lu] => ret=%lu=0x%08lx\n", _val, wmm->dwMciTimeFormat, ret, ret);
*/
return ret;
}
/**************************************************************************
* MIDI_GetMThdLengthMS [internal]
*/
static DWORD MIDI_GetMThdLengthMS(WINE_MCIMIDI* wmm)
{
WORD nt;
DWORD ret = 0;
for (nt = 0; nt < wmm->nTracks; nt++) {
if (wmm->wFormat == 2) {
ret += wmm->tracks[nt].dwLength;
} else if (wmm->tracks[nt].dwLength > ret) {
ret = wmm->tracks[nt].dwLength;
}
}
/* FIXME: this is wrong if there is a tempo change inside the file */
return MIDI_ConvertPulseToMS(wmm, ret);
}
/**************************************************************************
* MIDI_mciOpen [internal]
*/
static DWORD MIDI_mciOpen(UINT16 wDevID, DWORD dwFlags, LPMCI_OPEN_PARMS32A lpParms)
{
MIDIOPENDESC midiOpenDesc;
DWORD dwRet = 0;
DWORD dwDeviceID;
WINE_MCIMIDI* wmm;
TRACE(mcimidi, "(%04x, %08lX, %p)\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
if (wDevID >= MAX_MCIMIDIDRV) {
WARN(mcimidi, "Invalid wDevID=%u\n", wDevID);
return MCIERR_INVALID_DEVICE_ID;
}
wmm = &MCIMidiDev[wDevID];
if (wmm->nUseCount > 0) {
/* The driver is already opened on this channel
* MIDI sequencer cannot be shared
*/
return MCIERR_DEVICE_OPEN;
}
wmm->nUseCount++;
wmm->hFile = 0;
dwDeviceID = lpParms->wDeviceID;
TRACE(mcimidi, "wDevID=%04X (lpParams->wDeviceID=%08lX)\n", wDevID, dwDeviceID);
/* lpParms->wDeviceID = wDevID;*/
if (dwFlags & MCI_OPEN_ELEMENT) {
LPSTR lpstrElementName;
lpstrElementName = lpParms->lpstrElementName;
TRACE(mcimidi, "MCI_OPEN_ELEMENT '%s' !\n", lpstrElementName);
if (lpstrElementName && strlen(lpstrElementName) > 0) {
wmm->hFile = mmioOpen32A(lpstrElementName, NULL,
MMIO_ALLOCBUF | MMIO_READWRITE | MMIO_EXCLUSIVE);
if (wmm->hFile == 0) {
WARN(mcimidi, "Can't find file='%s' !\n", lpstrElementName);
wmm->nUseCount--;
return MCIERR_FILE_NOT_FOUND;
}
} else {
wmm->hFile = 0;
}
}
TRACE(mcimidi, "hFile=%u\n", wmm->hFile);
memcpy(&wmm->openParms, lpParms, sizeof(MCI_OPEN_PARMS32A));
wmm->wNotifyDeviceID = dwDeviceID;
wmm->dwStatus = MCI_MODE_NOT_READY; /* while loading file contents */
/* spec says it should be the default format from the MIDI file... */
wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
midiOpenDesc.hMidi = 0;
if (wmm->hFile != 0) {
MMCKINFO ckMainRIFF;
MMCKINFO mmckInfo;
DWORD dwOffset = 0;
if (mmioDescend(wmm->hFile, &ckMainRIFF, NULL, 0) != 0) {
dwRet = MCIERR_INVALID_FILE;
} else {
TRACE(mcimidi,"ParentChunk ckid=%.4s fccType=%.4s cksize=%08lX \n",
(LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
if (ckMainRIFF.ckid == FOURCC_RIFF && ckMainRIFF.fccType == mmioFOURCC('R', 'M', 'I', 'D')) {
mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
if (mmioDescend(wmm->hFile, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK) == 0) {
TRACE(mcimidi, "... is a 'RMID' file \n");
dwOffset = mmckInfo.dwDataOffset;
} else {
dwRet = MCIERR_INVALID_FILE;
}
}
if (dwRet == 0 && MIDI_mciReadMThd(wmm, dwOffset) != 0) {
WARN(mcimidi, "Can't read 'MThd' header \n");
dwRet = MCIERR_INVALID_FILE;
}
}
} else {
TRACE(mcimidi, "hFile==0, setting #tracks to 0; is this correct ?\n");
wmm->nTracks = 0;
wmm->wFormat = 0;
wmm->nDivision = 1;
}
if (dwRet != 0) {
wmm->nUseCount--;
if (wmm->hFile != 0)
mmioClose32(wmm->hFile, 0);
wmm->hFile = 0;
} else {
wmm->dwPositionMS = 0;
wmm->dwStatus = MCI_MODE_STOP;
wmm->hMidiHdr = USER_HEAP_ALLOC(sizeof(MIDIHDR));
dwRet = modMessage(wDevID, MODM_OPEN, 0, (DWORD)&midiOpenDesc, CALLBACK_NULL);
/* dwRet = midMessage(wDevID, MIDM_OPEN, 0, (DWORD)&midiOpenDesc, CALLBACK_NULL);*/
}
return dwRet;
}
/**************************************************************************
* MIDI_mciStop [internal]
*/
static DWORD MIDI_mciStop(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
wmm->dwStatus = MCI_MODE_STOP;
TRACE(mcimidi, "wmm->dwStatus=%d\n", wmm->dwStatus);
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciClose [internal]
*/
static DWORD MIDI_mciClose(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
DWORD dwRet;
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (wmm->dwStatus != MCI_MODE_STOP) {
MIDI_mciStop(wDevID, MCI_WAIT, lpParms);
}
wmm->dwStatus = MCI_MODE_STOP;
wmm->nUseCount--;
if (wmm->nUseCount == 0) {
if (wmm->hFile != 0) {
mmioClose32(wmm->hFile, 0);
wmm->hFile = 0;
TRACE(mcimidi, "hFile closed !\n");
}
USER_HEAP_FREE(wmm->hMidiHdr);
free(wmm->tracks);
dwRet = modMessage(wDevID, MODM_CLOSE, 0, 0L, 0L);
if (dwRet != MMSYSERR_NOERROR) return MCIERR_INTERNAL;
/*
dwRet = midMessage(wDevID, MIDM_CLOSE, 0, 0L, 0L);
if (dwRet != MMSYSERR_NOERROR) return MCIERR_INTERNAL;
*/
} else {
TRACE(mcimidi, "Shouldn't happen... nUseCount=%d\n", wmm->nUseCount);
return MCIERR_INTERNAL;
}
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciFindNextEvent [internal]
*/
static MCI_MIDITRACK* MIDI_mciFindNextEvent(WINE_MCIMIDI* wmm, LPDWORD hiPulse)
{
WORD cnt, nt;
MCI_MIDITRACK* mmt;
*hiPulse = 0xFFFFFFFFul;
cnt = 0xFFFFu;
for (nt = 0; nt < wmm->nTracks; nt++) {
mmt = &wmm->tracks[nt];
if (mmt->wStatus == 0)
continue;
if (mmt->dwEventPulse < *hiPulse) {
*hiPulse = mmt->dwEventPulse;
cnt = nt;
}
}
return (cnt == 0xFFFFu) ? 0 /* no more event on all tracks */
: &wmm->tracks[cnt];
}
/**************************************************************************
* MIDI_mciPlay [internal]
*/
static DWORD MIDI_mciPlay(UINT16 wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
{
DWORD dwStartMS, dwEndMS, dwRet;
WORD doPlay, nt;
MCI_MIDITRACK* mmt;
DWORD hiPulse;
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (wmm->hFile == 0) {
WARN(mcimidi, "Can't play: no file '%s' !\n", wmm->openParms.lpstrElementName);
return MCIERR_FILE_NOT_FOUND;
}
if (wmm->dwStatus != MCI_MODE_STOP) {
WARN(mcimidi, "Can't play: device is not stopped !\n");
return MCIERR_INTERNAL;
}
if (!(dwFlags & MCI_WAIT)) {
/** FIXME: I'm not 100% sure that wNotifyDeviceID is the right value in all cases ??? */
return MCI_SendCommandAsync32(wmm->wNotifyDeviceID, MCI_PLAY, dwFlags, (DWORD)lpParms);
}
if (lpParms && (dwFlags & MCI_FROM)) {
dwStartMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwFrom);
} else {
dwStartMS = wmm->dwPositionMS;
}
if (lpParms && (dwFlags & MCI_TO)) {
dwEndMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
} else {
dwEndMS = 0xFFFFFFFFul;
}
TRACE(mcimidi, "Playing from %lu to %lu\n", dwStartMS, dwEndMS);
/* init tracks */
for (nt = 0; nt < wmm->nTracks; nt++) {
mmt = &wmm->tracks[nt];
mmt->wStatus = 1; /* ok, playing */
mmt->dwIndex = mmt->dwFirst;
if (wmm->wFormat == 2 && nt > 0) {
mmt->dwEventPulse = wmm->tracks[nt - 1].dwLength;
} else {
mmt->dwEventPulse = 0;
}
MIDI_mciReadNextEvent(wmm, mmt); /* FIXME == 0 */
}
wmm->dwPulse = 0;
wmm->dwTempo = 500000;
wmm->dwStatus = MCI_MODE_PLAY;
wmm->dwPositionMS = 0;
wmm->wStartedPlaying = FALSE;
while (wmm->dwStatus != MCI_MODE_STOP) {
/* it seems that in case of multi-threading, gcc is optimizing just a little bit
* too much. Tell gcc not to optimize status value using volatile.
*/
while (((volatile WINE_MCIMIDI*)wmm)->dwStatus == MCI_MODE_PAUSE);
doPlay = (wmm->dwPositionMS >= dwStartMS && wmm->dwPositionMS <= dwEndMS);
TRACE(mcimidi, "wmm->dwStatus=%d, doPlay=%s\n", wmm->dwStatus, doPlay ? "T" : "F");
if ((mmt = MIDI_mciFindNextEvent(wmm, &hiPulse)) == NULL)
break; /* no more event on tracks */
/* if starting playing, then set StartTicks to the value it would have had
* if play had started at position 0
*/
if (doPlay && !wmm->wStartedPlaying) {
wmm->dwStartTicks = GetTickCount() - MIDI_ConvertPulseToMS(wmm, wmm->dwPulse);
wmm->wStartedPlaying = TRUE;
TRACE(mcimidi, "Setting dwStartTicks to %lu\n", wmm->dwStartTicks);
}
if (hiPulse > wmm->dwPulse) {
if (doPlay) {
DWORD togo = wmm->dwStartTicks + wmm->dwPositionMS + MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
DWORD tc = GetTickCount();
TRACE(mcimidi, "Pulses hi=0x%08lx <> cur=0x%08lx\n", hiPulse, wmm->dwPulse);
TRACE(mcimidi, "Wait until %lu => %lu ms\n",
tc - wmm->dwStartTicks, togo - wmm->dwStartTicks);
if (tc < togo)
Sleep(togo - tc);
}
wmm->dwPositionMS += MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
wmm->dwPulse = hiPulse;
}
switch (LOBYTE(LOWORD(mmt->dwEventData))) {
case 0xF0:
case 0xF7: /* sysex events */
{
FIXME(mcimidi, "Not handling SysEx events (yet)\n");
}
break;
case 0xFF:
/* position after meta data header */
mmioSeek32(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
switch (HIBYTE(LOWORD(mmt->dwEventData))) {
case 0x00: /* 16-bit sequence number */
if (TRACE_ON(midi)) {
WORD twd;
MIDI_mciReadWord(wmm, &twd); /* == 0 */
TRACE(mcimidi, "Got sequence number %u\n", twd);
}
break;
case 0x01: /* any text */
case 0x02: /* Copyright Message text */
case 0x03: /* Sequence/Track Name text */
case 0x04: /* Instrument Name text */
case 0x05: /* Lyric text */
case 0x06: /* Marker text */
case 0x07: /* Cue-point text */
if (TRACE_ON(mcimidi)) {
char buf[1024];
WORD len = mmt->wEventLength - HIWORD(mmt->dwEventData);
static char* info[8] = {"", "Text", "Copyright", "Seq/Trk name",
"Instrument", "Lyric", "Marker", "Cue-point"};
WORD idx = HIBYTE(LOWORD(mmt->dwEventData));
if (len >= sizeof(buf)) {
WARN(mcimidi, "Buffer for text is too small (%d bytes, when %u are needed)\n", sizeof(buf) - 1, len);
len = sizeof(buf) - 1;
}
if (mmioRead32(wmm->hFile, (HPSTR)buf, len) == len) {
buf[len] = 0; /* end string in case */
TRACE(mcimidi, "%s => \"%s\"\n", (idx < 8 ) ? info[idx] : "", buf);
} else {
WARN(mcimidi, "Couldn't read data for %s\n", (idx < 8 ) ? info[idx] : "");
}
}
break;
case 0x20:
/* MIDI channel (cc) */
if (FIXME_ON(mcimidi)) {
BYTE bt;
MIDI_mciReadByte(wmm, &bt); /* == 0 */
FIXME(mcimidi, "NIY: MIDI channel=%u, track=%u\n", bt, mmt->wTrackNr);
}
break;
case 0x21:
/* MIDI port (pp) */
if (FIXME_ON(mcimidi)) {
BYTE bt;
MIDI_mciReadByte(wmm, &bt); /* == 0 */
FIXME(mcimidi, "NIY: MIDI port=%u, track=%u\n", bt, mmt->wTrackNr);
}
break;
case 0x2F: /* end of track */
mmt->wStatus = 0;
break;
case 0x51:/* set tempo */
/* Tempo is expressed in <20>-seconds per midi quarter note
* for format 1 MIDI files, this can only be present on track #0
*/
if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
WARN(mcimidi, "For format #1 MIDI files, tempo can only be changed on track #0 (%u)\n", mmt->wTrackNr);
} else {
BYTE tbt;
DWORD value = 0;
MIDI_mciReadByte(wmm, &tbt); value = ((DWORD)tbt) << 16;
MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 8;
MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 0;
TRACE(mcimidi, "Setting tempo to %ld (BPM=%ld)\n", wmm->dwTempo, (value) ? (60000000l / value) : 0);
wmm->dwTempo = value;
}
break;
case 0x54: /* (hour) (min) (second) (frame) (fractional-frame) - SMPTE track start */
if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
WARN(mcimidi, "For format #1 MIDI files, SMPTE track start can only be expressed on track #0 (%u)\n", mmt->wTrackNr);
} if (mmt->dwEventPulse != 0) {
WARN(mcimidi, "SMPTE track start can only be expressed at start of track (%lu)\n", mmt->dwEventPulse);
} else {
BYTE h, m, s, f, ff;
MIDI_mciReadByte(wmm, &h);
MIDI_mciReadByte(wmm, &m);
MIDI_mciReadByte(wmm, &s);
MIDI_mciReadByte(wmm, &f);
MIDI_mciReadByte(wmm, &ff);
FIXME(mcimidi, "NIY: SMPTE track start %u:%u:%u %u.%u\n", h, m, s, f, ff);
}
break;
case 0x58: /* file rythm */
if (TRACE_ON(mcimidi)) {
BYTE num, den, cpmc, _32npqn;
MIDI_mciReadByte(wmm, &num);
MIDI_mciReadByte(wmm, &den); /* to notate e.g. 6/8 */
MIDI_mciReadByte(wmm, &cpmc); /* number of MIDI clocks per metronome click */
MIDI_mciReadByte(wmm, &_32npqn); /* number of notated 32nd notes per MIDI quarter note */
TRACE(mcimidi, "%u/%u, clock per metronome click=%u, 32nd notes by 1/4 note=%u\n", num, 1 << den, cpmc, _32npqn);
}
break;
case 0x59: /* key signature */
if (TRACE_ON(mcimidi)) {
BYTE sf, mm;
MIDI_mciReadByte(wmm, &sf);
MIDI_mciReadByte(wmm, &mm);
if (sf >= 0x80) TRACE(mcimidi, "%d flats\n", -(char)sf);
else if (sf > 0) TRACE(mcimidi, "%d sharps\n", (char)sf);
else TRACE(mcimidi, "Key of C\n");
TRACE(mcimidi, "Mode: %s\n", (mm = 0) ? "major" : "minor");
}
break;
default:
WARN(mcimidi, "Unknown MIDI meta event %02x. Skipping...\n", HIBYTE(LOWORD(mmt->dwEventData)));
break;
}
break;
default:
if (doPlay) {
dwRet = modMessage(wDevID, MODM_DATA, 0, mmt->dwEventData, 0);
} else {
switch (LOBYTE(LOWORD(mmt->dwEventData)) & 0xF0) {
case MIDI_NOTEON:
case MIDI_NOTEOFF:
dwRet = 0;
break;
default:
dwRet = modMessage(wDevID, MODM_DATA, 0, mmt->dwEventData, 0);
}
}
}
mmt->dwIndex += mmt->wEventLength;
if (mmt->dwIndex < mmt->dwFirst || mmt->dwIndex >= mmt->dwLast) {
mmt->wStatus = 0;
}
if (mmt->wStatus) {
MIDI_mciReadNextEvent(wmm, mmt);
}
}
/* stop all notes */
/* should be (0x7800 | MIDI_CTL_CHANGE) instead of 0x78B0,
* but MIDI_CTL_CHANGE is defined in OSS's soundcard.h and MCI must compile
* without any reference to OSS
*/
/* FIXME: check if 0x78B0 is channel dependant or not. I coded it so that
* it's channel dependent...
*/
{
unsigned chn;
for (chn = 0; chn < 16; chn++)
modMessage(wDevID, MODM_DATA, 0, 0x78B0 | chn, 0);
}
wmm->dwStatus = MCI_MODE_STOP;
/* to restart playing at beginning when it's over */
wmm->dwPositionMS = 0;
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciRecord [internal]
*/
static DWORD MIDI_mciRecord(UINT16 wDevID, DWORD dwFlags, LPMCI_RECORD_PARMS lpParms)
{
int start, end;
LPMIDIHDR lpMidiHdr;
DWORD dwRet;
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == 0) return MCIERR_INVALID_DEVICE_ID;
if (wmm->hFile == 0) {
WARN(mcimidi, "Can't find file='%08lx' !\n",
(DWORD)wmm->openParms.lpstrElementName);
return MCIERR_FILE_NOT_FOUND;
}
start = 1; end = 99999;
if (lpParms && (dwFlags & MCI_FROM)) {
start = lpParms->dwFrom;
TRACE(mcimidi, "MCI_FROM=%d \n", start);
}
if (lpParms && (dwFlags & MCI_TO)) {
end = lpParms->dwTo;
TRACE(mcimidi, "MCI_TO=%d \n", end);
}
lpMidiHdr = USER_HEAP_LIN_ADDR(wmm->hMidiHdr);
lpMidiHdr->lpData = (LPSTR) xmalloc(1200);
lpMidiHdr->dwBufferLength = 1024;
lpMidiHdr->dwUser = 0L;
lpMidiHdr->dwFlags = 0L;
dwRet = midMessage(wDevID, MIDM_PREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR));
TRACE(mcimidi, "After MIDM_PREPARE \n");
wmm->dwStatus = MCI_MODE_RECORD;
while (wmm->dwStatus != MCI_MODE_STOP) {
TRACE(mcimidi, "wmm->dwStatus=%p %d\n",
&wmm->dwStatus, wmm->dwStatus);
lpMidiHdr->dwBytesRecorded = 0;
dwRet = midMessage(wDevID, MIDM_START, 0, 0L, 0L);
TRACE(mcimidi, "After MIDM_START lpMidiHdr=%p dwBytesRecorded=%lu\n",
lpMidiHdr, lpMidiHdr->dwBytesRecorded);
if (lpMidiHdr->dwBytesRecorded == 0) break;
}
TRACE(mcimidi, "Before MIDM_UNPREPARE \n");
dwRet = midMessage(wDevID, MIDM_UNPREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR));
TRACE(mcimidi, "After MIDM_UNPREPARE \n");
if (lpMidiHdr->lpData != NULL) {
free(lpMidiHdr->lpData);
lpMidiHdr->lpData = NULL;
}
wmm->dwStatus = MCI_MODE_STOP;
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciPause [internal]
*/
static DWORD MIDI_mciPause(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (wmm->dwStatus == MCI_MODE_PLAY) {
/* stop all notes */
/* see note in MIDI_mciPlay */
unsigned chn;
for (chn = 0; chn < 16; chn++)
modMessage(wDevID, MODM_DATA, 0, 0x78B0 | chn, 0);
wmm->dwStatus = MCI_MODE_PAUSE;
}
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciResume [internal]
*/
static DWORD MIDI_mciResume(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (wmm->dwStatus == MCI_MODE_PAUSE) {
wmm->wStartedPlaying = FALSE;
wmm->dwStatus = MCI_MODE_PLAY;
}
if (lpParms && (dwFlags & MCI_NOTIFY)) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciSet [internal]
*/
static DWORD MIDI_mciSet(UINT16 wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (dwFlags & MCI_SET_TIME_FORMAT) {
switch (lpParms->dwTimeFormat) {
case MCI_FORMAT_MILLISECONDS:
TRACE(mcimidi, "MCI_FORMAT_MILLISECONDS !\n");
wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
break;
case MCI_FORMAT_SMPTE_24:
TRACE(mcimidi, "MCI_FORMAT_SMPTE_24 !\n");
wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24;
break;
case MCI_FORMAT_SMPTE_25:
TRACE(mcimidi, "MCI_FORMAT_SMPTE_25 !\n");
wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25;
break;
case MCI_FORMAT_SMPTE_30:
TRACE(mcimidi, "MCI_FORMAT_SMPTE_30 !\n");
wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30;
break;
default:
WARN(mcimidi, "Bad time format %lu!\n", lpParms->dwTimeFormat);
return MCIERR_BAD_TIME_FORMAT;
}
}
if (dwFlags & MCI_SET_VIDEO) {
TRACE(mcimidi, "No support for video !\n");
return MCIERR_UNSUPPORTED_FUNCTION;
}
if (dwFlags & MCI_SET_DOOR_OPEN) {
TRACE(mcimidi, "No support for door open !\n");
return MCIERR_UNSUPPORTED_FUNCTION;
}
if (dwFlags & MCI_SET_DOOR_CLOSED) {
TRACE(mcimidi, "No support for door close !\n");
return MCIERR_UNSUPPORTED_FUNCTION;
}
if (dwFlags & MCI_SET_AUDIO) {
if (dwFlags & MCI_SET_ON) {
TRACE(mcimidi, "MCI_SET_ON audio !\n");
} else if (dwFlags & MCI_SET_OFF) {
TRACE(mcimidi, "MCI_SET_OFF audio !\n");
} else {
WARN(mcimidi, "MCI_SET_AUDIO without SET_ON or SET_OFF\n");
return MCIERR_BAD_INTEGER;
}
if (lpParms->dwAudio & MCI_SET_AUDIO_ALL)
TRACE(mcimidi, "MCI_SET_AUDIO_ALL !\n");
if (lpParms->dwAudio & MCI_SET_AUDIO_LEFT)
TRACE(mcimidi, "MCI_SET_AUDIO_LEFT !\n");
if (lpParms->dwAudio & MCI_SET_AUDIO_RIGHT)
TRACE(mcimidi, "MCI_SET_AUDIO_RIGHT !\n");
}
if (dwFlags & MCI_SEQ_SET_MASTER)
TRACE(mcimidi, "MCI_SEQ_SET_MASTER !\n");
if (dwFlags & MCI_SEQ_SET_SLAVE)
TRACE(mcimidi, "MCI_SEQ_SET_SLAVE !\n");
if (dwFlags & MCI_SEQ_SET_OFFSET)
TRACE(mcimidi, "MCI_SEQ_SET_OFFSET !\n");
if (dwFlags & MCI_SEQ_SET_PORT)
TRACE(mcimidi, "MCI_SEQ_SET_PORT !\n");
if (dwFlags & MCI_SEQ_SET_TEMPO)
TRACE(mcimidi, "MCI_SEQ_SET_TEMPO !\n");
return 0;
}
/**************************************************************************
* MIDI_mciStatus [internal]
*/
static DWORD MIDI_mciStatus(UINT16 wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (dwFlags & MCI_STATUS_ITEM) {
switch (lpParms->dwItem) {
case MCI_STATUS_CURRENT_TRACK:
/* FIXME in Format 2 */
lpParms->dwReturn = 1;
TRACE(mcimidi, "MCI_STATUS_CURRENT_TRACK => %lu\n", lpParms->dwReturn);
break;
case MCI_STATUS_LENGTH:
if ((dwFlags & MCI_TRACK) && wmm->wFormat == 2) {
if (lpParms->dwTrack >= wmm->nTracks)
return MCIERR_BAD_INTEGER;
/* FIXME: this is wrong if there is a tempo change inside the file */
lpParms->dwReturn = MIDI_ConvertPulseToMS(wmm, wmm->tracks[lpParms->dwTrack].dwLength);
} else {
lpParms->dwReturn = MIDI_GetMThdLengthMS(wmm);
}
lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm, lpParms->dwReturn);
TRACE(mcimidi, "MCI_STATUS_LENGTH => %lu\n", lpParms->dwReturn);
break;
case MCI_STATUS_MODE:
lpParms->dwReturn = wmm->dwStatus;
TRACE(mcimidi, "MCI_STATUS_MODE => %lu\n", lpParms->dwReturn);
break;
case MCI_STATUS_MEDIA_PRESENT:
TRACE(mcimidi, "MCI_STATUS_MEDIA_PRESENT => TRUE\n");
lpParms->dwReturn = TRUE;
break;
case MCI_STATUS_NUMBER_OF_TRACKS:
lpParms->dwReturn = (wmm->wFormat == 2) ? wmm->nTracks : 1;
TRACE(mcimidi, "MCI_STATUS_NUMBER_OF_TRACKS => %lu\n", lpParms->dwReturn);
break;
case MCI_STATUS_POSITION:
/* FIXME: do I need to use MCI_TRACK ? */
lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm,
(dwFlags & MCI_STATUS_START) ? 0 : wmm->dwPositionMS);
TRACE(mcimidi, "MCI_STATUS_POSITION %s => %lu\n",
(dwFlags & MCI_STATUS_START) ? "start" : "current", lpParms->dwReturn);
break;
case MCI_STATUS_READY:
lpParms->dwReturn = (wmm->dwStatus != MCI_MODE_NOT_READY);
TRACE(mcimidi, "MCI_STATUS_READY = %lu\n", lpParms->dwReturn);
break;
case MCI_STATUS_TIME_FORMAT:
lpParms->dwReturn = wmm->dwMciTimeFormat;
TRACE(mcimidi, "MCI_STATUS_TIME_FORMAT => %lu\n", lpParms->dwReturn);
break;
case MCI_SEQ_STATUS_DIVTYPE:
TRACE(mcimidi, "MCI_SEQ_STATUS_DIVTYPE !\n");
if (wmm->nDivision > 0x8000) {
switch (wmm->nDivision) {
case 0xE8: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_24; break; /* -24 */
case 0xE7: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_25; break; /* -25 */
case 0xE3: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
case 0xE2: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30; break; /* -30 */
default: FIXME(mcimidi, "There is a bad bad programmer\n");
}
} else {
lpParms->dwReturn = MCI_SEQ_DIV_PPQN;
}
break;
case MCI_SEQ_STATUS_MASTER:
TRACE(mcimidi, "MCI_SEQ_STATUS_MASTER !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_SLAVE:
TRACE(mcimidi, "MCI_SEQ_STATUS_SLAVE !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_OFFSET:
TRACE(mcimidi, "MCI_SEQ_STATUS_OFFSET !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_PORT:
TRACE(mcimidi, "MCI_SEQ_STATUS_PORT !\n");
lpParms->dwReturn = 0;
break;
case MCI_SEQ_STATUS_TEMPO:
TRACE(mcimidi, "MCI_SEQ_STATUS_TEMPO !\n");
lpParms->dwReturn = wmm->dwTempo;
break;
default:
WARN(mcimidi, "Unknowm command %08lX !\n", lpParms->dwItem);
return MCIERR_UNRECOGNIZED_COMMAND;
}
} else {
WARN(mcimidi, "No Status-Item!\n");
return MCIERR_UNRECOGNIZED_COMMAND;
}
if (dwFlags & MCI_NOTIFY) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
return 0;
}
/**************************************************************************
* MIDI_mciGetDevCaps [internal]
*/
static DWORD MIDI_mciGetDevCaps(UINT16 wDevID, DWORD dwFlags,
LPMCI_GETDEVCAPS_PARMS lpParms)
{
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
if (dwFlags & MCI_GETDEVCAPS_ITEM) {
switch (lpParms->dwItem) {
case MCI_GETDEVCAPS_DEVICE_TYPE:
TRACE(mcimidi, "MCI_GETDEVCAPS_DEVICE_TYPE !\n");
lpParms->dwReturn = MCI_DEVTYPE_SEQUENCER;
break;
case MCI_GETDEVCAPS_HAS_AUDIO:
TRACE(mcimidi, "MCI_GETDEVCAPS_HAS_AUDIO !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_HAS_VIDEO:
TRACE(mcimidi, "MCI_GETDEVCAPS_HAS_VIDEO !\n");
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_USES_FILES:
TRACE(mcimidi, "MCI_GETDEVCAPS_USES_FILES !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_COMPOUND_DEVICE:
TRACE(mcimidi, "MCI_GETDEVCAPS_COMPOUND_DEVICE !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_EJECT:
TRACE(mcimidi, "MCI_GETDEVCAPS_CAN_EJECT !\n");
lpParms->dwReturn = FALSE;
break;
case MCI_GETDEVCAPS_CAN_PLAY:
TRACE(mcimidi, "MCI_GETDEVCAPS_CAN_PLAY !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_RECORD:
TRACE(mcimidi, "MCI_GETDEVCAPS_CAN_RECORD !\n");
lpParms->dwReturn = TRUE;
break;
case MCI_GETDEVCAPS_CAN_SAVE:
TRACE(mcimidi, "MCI_GETDEVCAPS_CAN_SAVE !\n");
lpParms->dwReturn = FALSE;
break;
default:
TRACE(mcimidi, "Unknown capability (%08lx) !\n", lpParms->dwItem);
return MCIERR_UNRECOGNIZED_COMMAND;
}
} else {
TRACE(mcimidi, "No GetDevCaps-Item !\n");
return MCIERR_UNRECOGNIZED_COMMAND;
}
return 0;
}
/**************************************************************************
* MIDI_mciInfo [internal]
*/
static DWORD MIDI_mciInfo(UINT16 wDevID, DWORD dwFlags, LPMCI_INFO_PARMS32A lpParms)
{
DWORD ret = 0;
LPSTR str = 0;
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL || lpParms->lpstrReturn == NULL) {
ret = MCIERR_NULL_PARAMETER_BLOCK;
} else if (wmm == NULL) {
ret = MCIERR_INVALID_DEVICE_ID;
} else {
TRACE(mcimidi, "buf=%p, len=%lu\n", lpParms->lpstrReturn, lpParms->dwRetSize);
switch (dwFlags) {
case MCI_INFO_PRODUCT:
str = "Wine's MIDI sequencer";
break;
case MCI_INFO_FILE:
str = wmm->openParms.lpstrElementName;
break;
#if 0
/* FIXME: the following manifest constants are not defined in <WINE>/include/mmsystem.h */
case MCI_INFO_COPYRIGHT:
break;
case MCI_INFO_NAME:
break;
#endif
default:
WARN(mcimidi, "Don't know this info command (%lu)\n", dwFlags);
ret = MCIERR_UNRECOGNIZED_COMMAND;
}
}
if (str) {
ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, str);
} else {
lpParms->lpstrReturn[0] = 0;
}
return ret;
}
/**************************************************************************
* MIDI_mciSeek [internal]
*/
static DWORD MIDI_mciSeek(UINT16 wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
{
DWORD ret = 0;
WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
TRACE(mcimidi, "(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
if (lpParms == NULL) {
ret = MCIERR_NULL_PARAMETER_BLOCK;
} else if (wmm == NULL) {
ret = MCIERR_INVALID_DEVICE_ID;
} else {
MIDI_mciStop(wDevID, MCI_WAIT, 0);
if (dwFlags & MCI_SEEK_TO_START) {
wmm->dwPositionMS = 0;
} else if (dwFlags & MCI_SEEK_TO_END) {
wmm->dwPositionMS = 0xFFFFFFFF; /* fixme */
} else if (dwFlags & MCI_TO) {
wmm->dwPositionMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
} else {
WARN(mcimidi, "dwFlag doesn't tell where to seek to...\n");
return MCIERR_MISSING_PARAMETER;
}
TRACE(mcimidi, "Seeking to position=%lu ms\n", wmm->dwPositionMS);
if (dwFlags & MCI_NOTIFY) {
TRACE(mcimidi, "MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
}
}
return ret;
}
#endif
/*======================================================================*
* MIDI entry points *
*======================================================================*/
/**************************************************************************
* MCIMIDI_DriverProc32 [sample driver]
*/
LONG MCIMIDI_DriverProc32(DWORD dwDevID, HDRVR16 hDriv, DWORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
switch (wMsg) {
case DRV_LOAD: return 1;
case DRV_FREE: return 1;
case DRV_OPEN: return 1;
case DRV_CLOSE: return 1;
case DRV_ENABLE: return 1;
case DRV_DISABLE: return 1;
case DRV_QUERYCONFIGURE: return 1;
case DRV_CONFIGURE: MessageBox16(0, "Sample Midi Linux Driver !", "MMLinux Driver", MB_OK); return 1;
case DRV_INSTALL: return DRVCNF_RESTART;
case DRV_REMOVE: return DRVCNF_RESTART;
#ifdef SNDCTL_MIDI_INFO
case MCI_OPEN_DRIVER: return MIDI_mciOpen (dwDevID, dwParam1, (LPMCI_OPEN_PARMS32A) dwParam2);
case MCI_CLOSE_DRIVER: return MIDI_mciClose (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
case MCI_PLAY: return MIDI_mciPlay (dwDevID, dwParam1, (LPMCI_PLAY_PARMS) dwParam2);
case MCI_RECORD: return MIDI_mciRecord (dwDevID, dwParam1, (LPMCI_RECORD_PARMS) dwParam2);
case MCI_STOP: return MIDI_mciStop (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
case MCI_SET: return MIDI_mciSet (dwDevID, dwParam1, (LPMCI_SET_PARMS) dwParam2);
case MCI_PAUSE: return MIDI_mciPause (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
case MCI_RESUME: return MIDI_mciResume (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
case MCI_STATUS: return MIDI_mciStatus (dwDevID, dwParam1, (LPMCI_STATUS_PARMS) dwParam2);
case MCI_GETDEVCAPS: return MIDI_mciGetDevCaps(dwDevID, dwParam1, (LPMCI_GETDEVCAPS_PARMS)dwParam2);
case MCI_INFO: return MIDI_mciInfo (dwDevID, dwParam1, (LPMCI_INFO_PARMS32A) dwParam2);
case MCI_SEEK: return MIDI_mciSeek (dwDevID, dwParam1, (LPMCI_SEEK_PARMS) dwParam2);
#else
case MCI_OPEN_DRIVER:
case MCI_CLOSE_DRIVER:
case MCI_PLAY:
case MCI_RECORD:
case MCI_STOP:
case MCI_SET:
case MCI_PAUSE:
case MCI_RESUME:
case MCI_STATUS:
case MCI_GETDEVCAPS:
case MCI_INFO:
case MCI_SEEK:
#endif
case MCI_LOAD:
case MCI_SAVE:
case MCI_FREEZE:
case MCI_PUT:
case MCI_REALIZE:
case MCI_UNFREEZE:
case MCI_UPDATE:
case MCI_WHERE:
case MCI_WINDOW:
case MCI_STEP:
case MCI_SPIN:
case MCI_ESCAPE:
case MCI_COPY:
case MCI_CUT:
case MCI_DELETE:
case MCI_PASTE:
WARN(mcimidi, "Unsupported command=%s\n", MCI_CommandToString(wMsg));
break;
case MCI_OPEN:
case MCI_CLOSE:
FIXME(mcimidi, "Shouldn't receive a MCI_OPEN or CLOSE message\n");
break;
default:
TRACE(mcimidi, "Sending msg=%s to default driver proc\n", MCI_CommandToString(wMsg));
return DefDriverProc32(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
}
return MCIERR_UNRECOGNIZED_COMMAND;
}
/*-----------------------------------------------------------------------*/
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