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Sweden-Number/multimedia/audio.c

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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
* Sample Wine Driver for Open Sound System (featured in Linux and FreeBSD)
*
* Copyright 1994 Martin Ayotte
* 1999 Eric Pouech (async playing in waveOut)
*/
/*
* FIXME:
* pause in waveOut does not work correctly
* implement async handling in waveIn
*/
/*#define EMULATE_SB16*/
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "wine/winuser16.h"
#include "driver.h"
#include "mmddk.h"
#include "oss.h"
#include "heap.h"
#include "ldt.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(wave)
#ifdef HAVE_OSS
#define SOUND_DEV "/dev/dsp"
#define MIXER_DEV "/dev/mixer"
#define MAX_WAVEOUTDRV (1)
#define MAX_WAVEINDRV (1)
/* state diagram for waveOut writing:
*
* +---------+-------------+---------------+---------------------------------+
* | state | function | event | new state |
* +---------+-------------+---------------+---------------------------------+
* | | open() | | STOPPED |
* | PAUSED | write() | | PAUSED |
* | STOPPED | write() | <thrd create> | PLAYING |
* | PLAYING | write() | HEADER | PLAYING |
* | (other) | write() | <error> | |
* | (any) | pause() | PAUSING | PAUSED |
* | PAUSED | restart() | RESTARTING | PLAYING (if no thrd => STOPPED) |
* | (any) | reset() | RESETTING | STOPPED |
* | (any) | close() | CLOSING | CLOSED |
* +---------+-------------+---------------+---------------------------------+
*/
/* states of the playing device */
#define WINE_WS_PLAYING 0
#define WINE_WS_PAUSED 1
#define WINE_WS_STOPPED 2
#define WINE_WS_CLOSED 3
/* events to be send to device */
#define WINE_WM_PAUSING (WM_USER + 1)
#define WINE_WM_RESTARTING (WM_USER + 2)
#define WINE_WM_RESETTING (WM_USER + 3)
#define WINE_WM_CLOSING (WM_USER + 4)
#define WINE_WM_HEADER (WM_USER + 5)
typedef struct {
int unixdev;
volatile int state; /* one of the WINE_WS_ manifest constants */
DWORD dwFragmentSize; /* size of OSS buffer fragment */
WAVEOPENDESC waveDesc;
WORD wFlags;
PCMWAVEFORMAT format;
LPWAVEHDR lpQueueHdr; /* pending buffers for playing */
LPWAVEHDR lpNotifyHdr; /* list of wavehdr for which write() has been called, pending for notification */
DWORD dwPlayedTotal; /* number of bytes played since opening */
DWORD dwPlayed; /* number of bytes played since last DSP_RESET */
DWORD dwNotifiedBytes; /* number of bytes for which wavehdr notification has been done */
/* info on current lpQueueHdr->lpWaveHdr */
DWORD dwOffCurrHdr; /* offset in lpQueueHdr->lpWaveHdr->lpData for fragments */
DWORD dwRemain; /* number of bytes to write to end the current fragment */
/* synchronization stuff */
HANDLE hThread;
DWORD dwThreadID;
HANDLE hEvent;
WORD wMaxFragments; /* max number of fragments that can be written to dsp */
WORD wFragsUsedInQueue; /* current number of used fragments inside dsp queue */
} WINE_WAVEOUT;
typedef struct {
int unixdev;
volatile int state;
DWORD dwFragmentSize; /* OpenSound '/dev/dsp' give us that size */
WAVEOPENDESC waveDesc;
WORD wFlags;
PCMWAVEFORMAT format;
LPWAVEHDR lpQueueHdr;
DWORD dwTotalRecorded;
} WINE_WAVEIN;
static WINE_WAVEOUT WOutDev [MAX_WAVEOUTDRV];
static WINE_WAVEIN WInDev [MAX_WAVEOUTDRV];
/*======================================================================*
* Low level WAVE implemantation *
*======================================================================*/
/**************************************************************************
* WAVE_NotifyClient [internal]
*/
static DWORD WAVE_NotifyClient(UINT16 wDevID, WORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
TRACE("wDevID = %04X wMsg = %d dwParm1 = %04lX dwParam2 = %04lX\n",wDevID, wMsg, dwParam1, dwParam2);
switch (wMsg) {
case WOM_OPEN:
case WOM_CLOSE:
case WOM_DONE:
if (wDevID > MAX_WAVEOUTDRV) return MCIERR_INTERNAL;
if (WOutDev[wDevID].wFlags != DCB_NULL &&
!DriverCallback16(WOutDev[wDevID].waveDesc.dwCallBack,
WOutDev[wDevID].wFlags,
WOutDev[wDevID].waveDesc.hWave,
wMsg,
WOutDev[wDevID].waveDesc.dwInstance,
dwParam1,
dwParam2)) {
WARN("can't notify client !\n");
return MMSYSERR_NOERROR;
}
break;
case WIM_OPEN:
case WIM_CLOSE:
case WIM_DATA:
if (wDevID > MAX_WAVEINDRV) return MCIERR_INTERNAL;
if (WInDev[wDevID].wFlags != DCB_NULL &&
!DriverCallback16(WInDev[wDevID].waveDesc.dwCallBack,
WInDev[wDevID].wFlags,
WInDev[wDevID].waveDesc.hWave,
wMsg,
WInDev[wDevID].waveDesc.dwInstance,
dwParam1,
dwParam2)) {
WARN("can't notify client !\n");
return MMSYSERR_NOERROR;
}
break;
default:
FIXME("Unknown CB message %u\n", wMsg);
break;
}
return 0;
}
/*======================================================================*
* Low level WAVE OUT implemantation *
*======================================================================*/
/**************************************************************************
* wodPlayer_WriteFragments [internal]
*
* wodPlayer helper. Writes as many fragments it can to unixdev.
* Returns TRUE in case of buffer underrun.
*/
static BOOL wodPlayer_WriteFragments(WINE_WAVEOUT* wwo)
{
LPWAVEHDR lpWaveHdr;
LPBYTE lpData;
int count;
for (;;) {
TRACE("Fragments: %d used on fd %d\n", wwo->wFragsUsedInQueue, wwo->unixdev);
if (wwo->wFragsUsedInQueue == wwo->wMaxFragments) /* output queue is full, wait a bit */
return FALSE;
lpWaveHdr = wwo->lpQueueHdr;
if (!lpWaveHdr) {
if (wwo->dwRemain > 0 && /* still data to send to complete current fragment */
wwo->dwNotifiedBytes >= wwo->dwFragmentSize && /* first fragment has been played */
wwo->wFragsUsedInQueue < 2) { /* done with all waveOutWrite()' fragments */
/* FIXME: should do better handling here */
TRACE("Oooch, buffer underrun !\n");
return TRUE; /* force resetting of waveOut device */
}
return FALSE; /* wait a bit */
}
if (wwo->dwOffCurrHdr == 0) {
TRACE("Starting a new wavehdr %p of %ld bytes\n", lpWaveHdr, lpWaveHdr->dwBufferLength);
if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)
FIXME("NIY: loops (%lu) in wavehdr\n", lpWaveHdr->dwLoops);
}
lpData = ((DWORD)lpWaveHdr == lpWaveHdr->reserved) ?
(LPBYTE)lpWaveHdr->lpData : (LPBYTE)PTR_SEG_TO_LIN(lpWaveHdr->lpData);
/* finish current wave hdr ? */
if (wwo->dwOffCurrHdr + wwo->dwRemain >= lpWaveHdr->dwBufferLength) {
DWORD toWrite = lpWaveHdr->dwBufferLength - wwo->dwOffCurrHdr;
/* write end of current wave hdr */
count = write(wwo->unixdev, lpData + wwo->dwOffCurrHdr, toWrite);
TRACE("write(%p[%5lu], %5lu) => %d\n", lpData, wwo->dwOffCurrHdr, toWrite, count);
if (count > 0) {
LPWAVEHDR* wh;
/* move lpWaveHdr to the end of notify list */
for (wh = &(wwo->lpNotifyHdr); *wh; wh = &((*wh)->lpNext));
*wh = lpWaveHdr;
wwo->lpQueueHdr = lpWaveHdr->lpNext;
lpWaveHdr->lpNext = 0;
wwo->dwOffCurrHdr = 0;
if ((wwo->dwRemain -= count) == 0) {
wwo->dwRemain = wwo->dwFragmentSize;
wwo->wFragsUsedInQueue++;
}
}
continue; /* try to go to use next wavehdr */
} else {
count = write(wwo->unixdev, lpData + wwo->dwOffCurrHdr, wwo->dwRemain);
TRACE("write(%p[%5lu], %5lu) => %d\n", lpData, wwo->dwOffCurrHdr, wwo->dwRemain, count);
if (count > 0) {
wwo->dwOffCurrHdr += count;
wwo->dwRemain = wwo->dwFragmentSize;
wwo->wFragsUsedInQueue++;
}
}
}
}
/**************************************************************************
* wodPlayer_WriteFragments [internal]
*
* wodPlayer helper. Notifies (and remove from queue) all the wavehdr which content
* have been played (actually to speaker, not to unixdev fd).
*/
static void wodPlayer_Notify(WINE_WAVEOUT* wwo, WORD uDevID, BOOL force)
{
LPWAVEHDR lpWaveHdr;
count_info cinfo;
/* get effective number of written bytes */
if (!force) {
if (ioctl(wwo->unixdev, SNDCTL_DSP_GETOPTR, &cinfo) == -1) {
perror("ioctl SNDCTL_DSP_GETOPTR");
wwo->hThread = 0;
wwo->state = WINE_WS_STOPPED;
ExitThread(-1);
}
TRACE("Played %d bytes (played=%ld) on fd %d\n", cinfo.bytes, wwo->dwPlayed, wwo->unixdev);
wwo->wFragsUsedInQueue -= cinfo.bytes / wwo->dwFragmentSize - wwo->dwPlayed / wwo->dwFragmentSize;
wwo->dwPlayed = cinfo.bytes;
}
if (force || cinfo.bytes > wwo->dwNotifiedBytes) {
/* remove all wavehdr which can be notified */
while (wwo->lpNotifyHdr &&
(force || (cinfo.bytes >= wwo->dwNotifiedBytes + wwo->lpNotifyHdr->dwBufferLength))) {
lpWaveHdr = wwo->lpNotifyHdr;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
if (!force)
wwo->dwNotifiedBytes += lpWaveHdr->dwBufferLength;
wwo->lpNotifyHdr = lpWaveHdr->lpNext;
TRACE("Notifying client with %p\n", lpWaveHdr);
if (WAVE_NotifyClient(uDevID, WOM_DONE, lpWaveHdr->reserved, 0) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
}
}
}
}
/**************************************************************************
* wodPlayer_Reset [internal]
*
* wodPlayer helper. Resets current output stream.
*/
static void wodPlayer_Reset(WINE_WAVEOUT* wwo, WORD uDevID, BOOL reset)
{
LPWAVEHDR lpWaveHdr;
/* updates current notify list */
wodPlayer_Notify(wwo, uDevID, FALSE);
/* flush all possible output */
if (ioctl(wwo->unixdev, SNDCTL_DSP_RESET, 0) == -1) {
perror("ioctl SNDCTL_DSP_RESET");
wwo->hThread = 0;
wwo->state = WINE_WS_STOPPED;
ExitThread(-1);
}
wwo->dwOffCurrHdr = 0;
if (reset) {
/* empty notify list */
wodPlayer_Notify(wwo, uDevID, TRUE);
if (wwo->lpNotifyHdr) {
ERR("out of sync\n");
}
/* get rid also of all the current queue */
for (lpWaveHdr = wwo->lpQueueHdr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext) {
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
if (WAVE_NotifyClient(uDevID, WOM_DONE, lpWaveHdr->reserved, 0) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
}
}
wwo->lpQueueHdr = 0;
wwo->state = WINE_WS_STOPPED;
wwo->dwPlayedTotal = 0;
} else {
/* move notify list to begining of lpQueueHdr list */
while (wwo->lpNotifyHdr) {
lpWaveHdr = wwo->lpNotifyHdr;
wwo->lpNotifyHdr = lpWaveHdr->lpNext;
lpWaveHdr->lpNext = wwo->lpQueueHdr;
wwo->lpQueueHdr = lpWaveHdr;
}
wwo->state = WINE_WS_PAUSED;
wwo->dwPlayedTotal += wwo->dwPlayed;
}
wwo->dwNotifiedBytes = wwo->dwPlayed = 0;
wwo->wFragsUsedInQueue = 0;
}
/**************************************************************************
* wodPlayer [internal]
*/
static DWORD CALLBACK wodPlayer(LPVOID pmt)
{
WORD uDevID = (DWORD)pmt;
WINE_WAVEOUT* wwo = (WINE_WAVEOUT*)&WOutDev[uDevID];
WAVEHDR* lpWaveHdr;
DWORD dwSleepTime;
MSG msg;
PeekMessageA(&msg, 0, 0, 0, 0);
wwo->state = WINE_WS_STOPPED;
wwo->dwNotifiedBytes = 0;
wwo->dwOffCurrHdr = 0;
wwo->dwRemain = wwo->dwFragmentSize;
wwo->lpQueueHdr = NULL;
wwo->lpNotifyHdr = NULL;
wwo->wFragsUsedInQueue = 0;
wwo->dwPlayedTotal = 0;
wwo->dwPlayed = 0;
TRACE("imhere[0]\n");
SetEvent(wwo->hEvent);
/* make sleep time to be # of ms to output a fragment */
dwSleepTime = (wwo->dwFragmentSize * 1000) / wwo->format.wf.nAvgBytesPerSec;
for (;;) {
/* wait for dwSleepTime or an event in thread's queue */
/* FIXME: could improve wait time depending on queue state,
* ie, number of queued fragments
*/
TRACE("imhere[1]\n");
MsgWaitForMultipleObjects(0, NULL, FALSE,
(wwo->state == WINE_WS_PLAYING) ?
(MAX(wwo->wFragsUsedInQueue, 4) - 2) * dwSleepTime :
/*INFINITE*/100,
QS_POSTMESSAGE);
TRACE("imhere[2]\n");
wodPlayer_Notify(wwo, uDevID, FALSE);
while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE)) {
switch (msg.message) {
case WINE_WM_PAUSING:
wodPlayer_Reset(wwo, uDevID, FALSE);
wwo->state = WINE_WS_PAUSED;
SetEvent(wwo->hEvent);
break;
case WINE_WM_RESTARTING:
wwo->state = WINE_WS_PLAYING;
SetEvent(wwo->hEvent);
break;
case WINE_WM_HEADER:
lpWaveHdr = (LPWAVEHDR)msg.lParam;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
lpWaveHdr->dwFlags |= WHDR_INQUEUE;
lpWaveHdr->lpNext = 0;
/* insert buffer at the end of queue */
{
LPWAVEHDR* wh;
for (wh = &(wwo->lpQueueHdr); *wh; wh = &((*wh)->lpNext));
*wh = lpWaveHdr;
}
if (wwo->state == WINE_WS_STOPPED)
wwo->state = WINE_WS_PLAYING;
break;
case WINE_WM_RESETTING:
wodPlayer_Reset(wwo, uDevID, TRUE);
SetEvent(wwo->hEvent);
break;
case WINE_WM_CLOSING:
/* sanity check: this should not happen since the device must have been reset before */
if (wwo->lpNotifyHdr || wwo->lpQueueHdr) {
ERR("out of sync\n");
}
wwo->hThread = 0;
wwo->state = WINE_WS_CLOSED;
SetEvent(wwo->hEvent);
ExitThread(0);
/* shouldn't go here */
default:
FIXME("unknown message %d\n", msg.message);
break;
}
}
if (wwo->state == WINE_WS_PLAYING) {
wodPlayer_WriteFragments(wwo);
}
wodPlayer_Notify(wwo, uDevID, FALSE);
}
ExitThread(0);
/* just for not generating compilation warnings... should never be executed */
return 0;
}
/**************************************************************************
* wodGetDevCaps [internal]
*/
static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPS16 lpCaps, DWORD dwSize)
{
int audio;
int smplrate;
int samplesize = 16;
int dsp_stereo = 1;
int bytespersmpl;
int caps;
int mask;
TRACE("(%u, %p, %lu);\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
if (access(SOUND_DEV,0) != 0) return MMSYSERR_NOTENABLED;
if (wDevID >= MAX_WAVEOUTDRV) {
TRACE("MAX_WAVOUTDRV reached !\n");
return MMSYSERR_BADDEVICEID;
}
if (WOutDev[wDevID].unixdev == 0) {
audio = open(SOUND_DEV, O_WRONLY, 0);
if (audio == -1) return MMSYSERR_ALLOCATED;
} else {
audio = WOutDev[wDevID].unixdev;
}
/* FIXME: some programs compare this string against the content of the registry
* for MM drivers. The name have to match in order the program to work
* (e.g. MS win9x mplayer.exe)
*/
#ifdef EMULATE_SB16
lpCaps->wMid = 0x0002;
lpCaps->wPid = 0x0104;
strcpy(lpCaps->szPname, "SB16 Wave Out");
#else
lpCaps->wMid = 0x00FF; /* Manufac ID */
lpCaps->wPid = 0x0001; /* Product ID */
/* strcpy(lpCaps->szPname, "OpenSoundSystem WAVOUT Driver");*/
strcpy(lpCaps->szPname, "CS4236/37/38");
#endif
lpCaps->vDriverVersion = 0x0100;
lpCaps->dwFormats = 0x00000000;
lpCaps->dwSupport = WAVECAPS_VOLUME;
IOCTL(audio, SNDCTL_DSP_GETFMTS, mask);
TRACE("OSS dsp mask=%08x\n", mask);
mask = AFMT_QUERY;
IOCTL(audio, SNDCTL_DSP_SETFMT, mask);
TRACE("OSS dsp current=%08x\n", mask);
/* First bytespersampl, then stereo */
bytespersmpl = (IOCTL(audio, SNDCTL_DSP_SAMPLESIZE, samplesize) != 0) ? 1 : 2;
lpCaps->wChannels = (IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo) != 0) ? 1 : 2;
if (lpCaps->wChannels > 1) lpCaps->dwSupport |= WAVECAPS_LRVOLUME;
smplrate = 44100;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_4M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_4S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_4M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_4S16;
}
}
smplrate = 22050;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_2M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_2S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_2M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_2S16;
}
}
smplrate = 11025;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_1M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_1S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_1M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_1S16;
}
}
if (IOCTL(audio, SNDCTL_DSP_GETCAPS, caps) == 0) {
if ((caps & DSP_CAP_REALTIME) && !(caps && DSP_CAP_BATCH))
lpCaps->dwFormats |= WAVECAPS_SAMPLEACCURATE;
}
if (WOutDev[wDevID].unixdev == 0) {
close(audio);
}
TRACE("dwFormats = %08lX\n", lpCaps->dwFormats);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodOpen [internal]
*/
static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
int audio;
int sample_rate;
int sample_size;
int dsp_stereo;
int audio_fragment;
int fragment_size;
WAVEOUTCAPS16 woc;
TRACE("(%u, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MAX_WAVEOUTDRV) {
TRACE("MAX_WAVOUTDRV reached !\n");
return MMSYSERR_BADDEVICEID;
}
wodGetDevCaps(wDevID, &woc, sizeof(woc));
/* only PCM format is supported so far... */
if (lpDesc->lpFormat->wFormatTag != WAVE_FORMAT_PCM ||
lpDesc->lpFormat->nChannels == 0 ||
lpDesc->lpFormat->nSamplesPerSec == 0) {
WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%ld !\n",
lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->nSamplesPerSec);
return WAVERR_BADFORMAT;
}
if (dwFlags & WAVE_FORMAT_QUERY)
return MMSYSERR_NOERROR;
WOutDev[wDevID].unixdev = 0;
if (access(SOUND_DEV, 0) != 0)
return MMSYSERR_NOTENABLED;
audio = open(SOUND_DEV, O_WRONLY, 0);
if (audio == -1) {
WARN("can't open !\n");
return MMSYSERR_ALLOCATED ;
}
WOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
memcpy(&WOutDev[wDevID].waveDesc, lpDesc, sizeof(WAVEOPENDESC));
memcpy(&WOutDev[wDevID].format, lpDesc->lpFormat, sizeof(PCMWAVEFORMAT));
if (WOutDev[wDevID].format.wBitsPerSample == 0) {
WOutDev[wDevID].format.wBitsPerSample = 8 *
(WOutDev[wDevID].format.wf.nAvgBytesPerSec /
WOutDev[wDevID].format.wf.nSamplesPerSec) /
WOutDev[wDevID].format.wf.nChannels;
}
/* shockwave player uses only 4 1k-fragments at a rate of 22050 bytes/sec
* thus leading to 46ms per fragment, and a turnaround time of 185ms
*/
/* 2^10=1024 bytes per fragment, 16 fragments max */
audio_fragment = 0x000F000A;
sample_size = WOutDev[wDevID].format.wBitsPerSample;
sample_rate = WOutDev[wDevID].format.wf.nSamplesPerSec;
dsp_stereo = (WOutDev[wDevID].format.wf.nChannels > 1) ? TRUE : FALSE;
IOCTL(audio, SNDCTL_DSP_SETFRAGMENT, audio_fragment);
/* First size and stereo then samplerate */
IOCTL(audio, SNDCTL_DSP_SAMPLESIZE, sample_size);
IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo);
IOCTL(audio, SNDCTL_DSP_SPEED, sample_rate);
/* even if we set fragment size above, read it again, just in case */
IOCTL(audio, SNDCTL_DSP_GETBLKSIZE, fragment_size);
WOutDev[wDevID].unixdev = audio;
WOutDev[wDevID].dwFragmentSize = fragment_size;
WOutDev[wDevID].wMaxFragments = HIWORD(audio_fragment) + 1;
WOutDev[wDevID].hEvent = CreateEventA(NULL, FALSE, FALSE, NULL);
WOutDev[wDevID].hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD)wDevID, 0, &(WOutDev[wDevID].dwThreadID));
WaitForSingleObject(WOutDev[wDevID].hEvent, INFINITE);
TRACE("fd=%d fragmentSize=%ld\n",
WOutDev[wDevID].unixdev, WOutDev[wDevID].dwFragmentSize);
TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%lu, nSamplesPerSec=%lu, nChannels=%u !\n",
WOutDev[wDevID].format.wBitsPerSample, WOutDev[wDevID].format.wf.nAvgBytesPerSec,
WOutDev[wDevID].format.wf.nSamplesPerSec, WOutDev[wDevID].format.wf.nChannels);
if (WAVE_NotifyClient(wDevID, WOM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodClose [internal]
*/
static DWORD wodClose(WORD wDevID)
{
DWORD ret = MMSYSERR_NOERROR;
TRACE("(%u);\n", wDevID);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (WOutDev[wDevID].lpQueueHdr != NULL || WOutDev[wDevID].lpNotifyHdr != NULL) {
WARN("buffers still playing !\n");
ret = WAVERR_STILLPLAYING;
} else {
TRACE("imhere[3-close]\n");
PostThreadMessageA(WOutDev[wDevID].dwThreadID, WINE_WM_CLOSING, 0, 0);
WaitForSingleObject(WOutDev[wDevID].hEvent, INFINITE);
CloseHandle(WOutDev[wDevID].hEvent);
close(WOutDev[wDevID].unixdev);
WOutDev[wDevID].unixdev = 0;
WOutDev[wDevID].dwFragmentSize = 0;
if (WAVE_NotifyClient(wDevID, WOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
ret = MMSYSERR_INVALPARAM;
}
}
return ret;
}
/**************************************************************************
* wodWrite [internal]
*
*/
static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
/* first, do the sanity checks... */
if (wDevID >= MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad dev ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED))
return WAVERR_UNPREPARED;
if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
return WAVERR_STILLPLAYING;
TRACE("imhere[3-HEADER]\n");
PostThreadMessageA(WOutDev[wDevID].dwThreadID, WINE_WM_HEADER, 0, (DWORD)lpWaveHdr);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodPrepare [internal]
*/
static DWORD wodPrepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
return WAVERR_STILLPLAYING;
lpWaveHdr->dwFlags |= WHDR_PREPARED;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodUnprepare [internal]
*/
static DWORD wodUnprepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
return WAVERR_STILLPLAYING;
lpWaveHdr->dwFlags &= ~WHDR_PREPARED;
lpWaveHdr->dwFlags |= WHDR_DONE;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodPause [internal]
*/
static DWORD wodPause(WORD wDevID)
{
TRACE("(%u);!\n", wDevID);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
TRACE("imhere[3-PAUSING]\n");
PostThreadMessageA(WOutDev[wDevID].dwThreadID, WINE_WM_PAUSING, 0, 0);
WaitForSingleObject(WOutDev[wDevID].hEvent, INFINITE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodRestart [internal]
*/
static DWORD wodRestart(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (WOutDev[wDevID].state == WINE_WS_PAUSED) {
TRACE("imhere[3-RESTARTING]\n");
PostThreadMessageA(WOutDev[wDevID].dwThreadID, WINE_WM_RESTARTING, 0, 0);
WaitForSingleObject(WOutDev[wDevID].hEvent, INFINITE);
}
/* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
/* FIXME: Myst crashes with this ... hmm -MM
if (WAVE_NotifyClient(wDevID, WOM_DONE, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
*/
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodReset [internal]
*/
static DWORD wodReset(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
TRACE("imhere[3-RESET]\n");
PostThreadMessageA(WOutDev[wDevID].dwThreadID, WINE_WM_RESETTING, 0, 0);
WaitForSingleObject(WOutDev[wDevID].hEvent, INFINITE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodGetPosition [internal]
*/
static DWORD wodGetPosition(WORD wDevID, LPMMTIME16 lpTime, DWORD uSize)
{
int time;
DWORD val;
TRACE("(%u, %p, %lu);\n", wDevID, lpTime, uSize);
if (wDevID > MAX_WAVEOUTDRV || WOutDev[wDevID].unixdev == 0) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (lpTime == NULL) return MMSYSERR_INVALPARAM;
val = WOutDev[wDevID].dwPlayedTotal + WOutDev[wDevID].dwPlayed;
TRACE("wType=%04X wBitsPerSample=%u nSamplesPerSec=%lu nChannels=%u nAvgBytesPerSec=%lu\n",
lpTime->wType, WOutDev[wDevID].format.wBitsPerSample,
WOutDev[wDevID].format.wf.nSamplesPerSec, WOutDev[wDevID].format.wf.nChannels,
WOutDev[wDevID].format.wf.nAvgBytesPerSec);
TRACE("dwTotalPlayed=%lu\n", val);
switch (lpTime->wType) {
case TIME_BYTES:
lpTime->u.cb = val;
TRACE("TIME_BYTES=%lu\n", lpTime->u.cb);
break;
case TIME_SAMPLES:
lpTime->u.sample = val * 8 / WOutDev[wDevID].format.wBitsPerSample;
TRACE("TIME_SAMPLES=%lu\n", lpTime->u.sample);
break;
case TIME_SMPTE:
time = val / (WOutDev[wDevID].format.wf.nAvgBytesPerSec / 1000);
lpTime->u.smpte.hour = time / 108000;
time -= lpTime->u.smpte.hour * 108000;
lpTime->u.smpte.min = time / 1800;
time -= lpTime->u.smpte.min * 1800;
lpTime->u.smpte.sec = time / 30;
time -= lpTime->u.smpte.sec * 30;
lpTime->u.smpte.frame = time;
lpTime->u.smpte.fps = 30;
TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
lpTime->u.smpte.hour, lpTime->u.smpte.min,
lpTime->u.smpte.sec, lpTime->u.smpte.frame);
break;
default:
FIXME("Format %d not supported ! use TIME_MS !\n", lpTime->wType);
lpTime->wType = TIME_MS;
case TIME_MS:
lpTime->u.ms = val / (WOutDev[wDevID].format.wf.nAvgBytesPerSec / 1000);
TRACE("TIME_MS=%lu\n", lpTime->u.ms);
break;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodGetVolume [internal]
*/
static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
{
int mixer;
int volume;
DWORD left, right;
TRACE("(%u, %p);\n", wDevID, lpdwVol);
if (lpdwVol == NULL)
return MMSYSERR_NOTENABLED;
if ((mixer = open(MIXER_DEV, O_RDONLY)) < 0) {
WARN("mixer device not available !\n");
return MMSYSERR_NOTENABLED;
}
if (ioctl(mixer, SOUND_MIXER_READ_PCM, &volume) == -1) {
WARN("unable read mixer !\n");
return MMSYSERR_NOTENABLED;
}
close(mixer);
left = LOBYTE(volume);
right = HIBYTE(volume);
TRACE("left=%ld right=%ld !\n", left, right);
*lpdwVol = ((left * 0xFFFFl) / 100) + (((right * 0xFFFFl) / 100) << 16);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodSetVolume [internal]
*/
static DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
{
int mixer;
int volume;
DWORD left, right;
TRACE("(%u, %08lX);\n", wDevID, dwParam);
left = (LOWORD(dwParam) * 100) / 0xFFFFl;
right = (HIWORD(dwParam) * 100) / 0xFFFFl;
volume = left + (right << 8);
if ((mixer = open(MIXER_DEV, O_WRONLY)) < 0) {
WARN("mixer device not available !\n");
return MMSYSERR_NOTENABLED;
}
if (ioctl(mixer, SOUND_MIXER_WRITE_PCM, &volume) == -1) {
WARN("unable set mixer !\n");
return MMSYSERR_NOTENABLED;
}
close(mixer);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodGetNumDevs [internal]
*/
static DWORD wodGetNumDevs(void)
{
DWORD ret = 1;
/* FIXME: For now, only one sound device (SOUND_DEV) is allowed */
int audio = open(SOUND_DEV, O_WRONLY, 0);
if (audio == -1) {
if (errno != EBUSY)
ret = 0;
} else {
close(audio);
}
return ret;
}
/**************************************************************************
* wodMessage [sample driver]
*/
DWORD WINAPI wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case WODM_OPEN: return wodOpen (wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2);
case WODM_CLOSE: return wodClose (wDevID);
case WODM_WRITE: return wodWrite (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_PAUSE: return wodPause (wDevID);
/* case WODM_STOP: */
case WODM_GETPOS: return wodGetPosition (wDevID, (LPMMTIME16)dwParam1, dwParam2);
case WODM_BREAKLOOP: return MMSYSERR_NOTSUPPORTED;
case WODM_PREPARE: return wodPrepare (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_UNPREPARE: return wodUnprepare (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WODM_GETDEVCAPS: return wodGetDevCaps (wDevID, (LPWAVEOUTCAPS16)dwParam1, dwParam2);
case WODM_GETNUMDEVS: return wodGetNumDevs ();
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, (LPDWORD)dwParam1);
case WODM_SETVOLUME: return wodSetVolume (wDevID, dwParam1);
case WODM_RESTART: return wodRestart (wDevID);
case WODM_RESET: return wodReset (wDevID);
default:
FIXME("unknown message %d!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/*======================================================================*
* Low level WAVE IN implemantation *
*======================================================================*/
/**************************************************************************
* widGetDevCaps [internal]
*/
static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPS16 lpCaps, DWORD dwSize)
{
int audio,smplrate,samplesize=16,dsp_stereo=1,bytespersmpl;
TRACE("(%u, %p, %lu);\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
if (access(SOUND_DEV,0) != 0) return MMSYSERR_NOTENABLED;
audio = open(SOUND_DEV, O_RDONLY, 0);
if (audio == -1) return MMSYSERR_ALLOCATED ;
#ifdef EMULATE_SB16
lpCaps->wMid = 0x0002;
lpCaps->wPid = 0x0004;
strcpy(lpCaps->szPname, "SB16 Wave In");
#else
lpCaps->wMid = 0x00FF; /* Manufac ID */
lpCaps->wPid = 0x0001; /* Product ID */
strcpy(lpCaps->szPname, "OpenSoundSystem WAVIN Driver");
#endif
lpCaps->dwFormats = 0x00000000;
lpCaps->wChannels = (IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo) != 0) ? 1 : 2;
bytespersmpl = (IOCTL(audio, SNDCTL_DSP_SAMPLESIZE, samplesize) != 0) ? 1 : 2;
smplrate = 44100;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_4M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_4S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_4M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_4S16;
}
}
smplrate = 22050;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_2M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_2S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_2M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_2S16;
}
}
smplrate = 11025;
if (IOCTL(audio, SNDCTL_DSP_SPEED, smplrate) == 0) {
lpCaps->dwFormats |= WAVE_FORMAT_1M08;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_1S08;
if (bytespersmpl > 1) {
lpCaps->dwFormats |= WAVE_FORMAT_1M16;
if (lpCaps->wChannels > 1)
lpCaps->dwFormats |= WAVE_FORMAT_1S16;
}
}
close(audio);
TRACE("dwFormats = %08lX\n", lpCaps->dwFormats);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widOpen [internal]
*/
static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
int audio,abuf_size,smplrate,samplesize,dsp_stereo;
LPWAVEFORMAT lpFormat;
TRACE("(%u, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= MAX_WAVEINDRV) {
TRACE("MAX_WAVINDRV reached !\n");
return MMSYSERR_ALLOCATED;
}
WInDev[wDevID].unixdev = 0;
if (access(SOUND_DEV,0) != 0) return MMSYSERR_NOTENABLED;
audio = open(SOUND_DEV, O_RDONLY, 0);
if (audio == -1) {
WARN("can't open !\n");
return MMSYSERR_ALLOCATED;
}
IOCTL(audio, SNDCTL_DSP_GETBLKSIZE, abuf_size);
if (abuf_size < 1024 || abuf_size > 65536) {
if (abuf_size == -1)
WARN("IOCTL can't 'SNDCTL_DSP_GETBLKSIZE' !\n");
else
WARN("SNDCTL_DSP_GETBLKSIZE Invalid dwFragmentSize !\n");
return MMSYSERR_NOTENABLED;
}
WInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
if (WInDev[wDevID].lpQueueHdr) {
HeapFree(GetProcessHeap(), 0, WInDev[wDevID].lpQueueHdr);
WInDev[wDevID].lpQueueHdr = NULL;
}
WInDev[wDevID].unixdev = audio;
WInDev[wDevID].dwFragmentSize = abuf_size;
WInDev[wDevID].dwTotalRecorded = 0;
memcpy(&WInDev[wDevID].waveDesc, lpDesc, sizeof(WAVEOPENDESC));
lpFormat = (LPWAVEFORMAT) lpDesc->lpFormat;
if (lpFormat->wFormatTag != WAVE_FORMAT_PCM) {
WARN("Bad format %04X !\n",
lpFormat->wFormatTag);
return WAVERR_BADFORMAT;
}
memcpy(&WInDev[wDevID].format, lpFormat, sizeof(PCMWAVEFORMAT));
WInDev[wDevID].format.wBitsPerSample = 8; /* <-------------- */
if (WInDev[wDevID].format.wf.nChannels == 0) return WAVERR_BADFORMAT;
if (WInDev[wDevID].format.wf.nSamplesPerSec == 0) return WAVERR_BADFORMAT;
if (WInDev[wDevID].format.wBitsPerSample == 0) {
WInDev[wDevID].format.wBitsPerSample = 8 *
(WInDev[wDevID].format.wf.nAvgBytesPerSec /
WInDev[wDevID].format.wf.nSamplesPerSec) /
WInDev[wDevID].format.wf.nChannels;
}
samplesize = WInDev[wDevID].format.wBitsPerSample;
smplrate = WInDev[wDevID].format.wf.nSamplesPerSec;
dsp_stereo = (WInDev[wDevID].format.wf.nChannels > 1) ? TRUE : FALSE;
IOCTL(audio, SNDCTL_DSP_SPEED, smplrate);
IOCTL(audio, SNDCTL_DSP_SAMPLESIZE, samplesize);
IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo);
TRACE("wBitsPerSample=%u !\n", WInDev[wDevID].format.wBitsPerSample);
TRACE("nSamplesPerSec=%lu !\n", WInDev[wDevID].format.wf.nSamplesPerSec);
TRACE("nChannels=%u !\n", WInDev[wDevID].format.wf.nChannels);
TRACE("nAvgBytesPerSec=%lu\n", WInDev[wDevID].format.wf.nAvgBytesPerSec);
if (WAVE_NotifyClient(wDevID, WIM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widClose [internal]
*/
static DWORD widClose(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID > MAX_WAVEINDRV) return MMSYSERR_INVALPARAM;
if (WInDev[wDevID].unixdev == 0) {
WARN("can't close !\n");
return MMSYSERR_NOTENABLED;
}
if (WInDev[wDevID].lpQueueHdr != NULL) {
WARN("still buffers open !\n");
return WAVERR_STILLPLAYING;
}
close(WInDev[wDevID].unixdev);
WInDev[wDevID].unixdev = 0;
WInDev[wDevID].dwFragmentSize = 0;
if (WAVE_NotifyClient(wDevID, WIM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widAddBuffer [internal]
*/
static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
int count = 1;
LPWAVEHDR lpWIHdr;
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't do it !\n");
return MMSYSERR_NOTENABLED;
}
if (!(lpWaveHdr->dwFlags & WHDR_PREPARED)) {
TRACE("never been prepared !\n");
return WAVERR_UNPREPARED;
}
if (lpWaveHdr->dwFlags & WHDR_INQUEUE) {
TRACE("header already in use !\n");
return WAVERR_STILLPLAYING;
}
lpWaveHdr->dwFlags |= WHDR_PREPARED;
lpWaveHdr->dwFlags |= WHDR_INQUEUE;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
lpWaveHdr->dwBytesRecorded = 0;
if (WInDev[wDevID].lpQueueHdr == NULL) {
WInDev[wDevID].lpQueueHdr = lpWaveHdr;
} else {
lpWIHdr = WInDev[wDevID].lpQueueHdr;
while (lpWIHdr->lpNext != NULL) {
lpWIHdr = lpWIHdr->lpNext;
count++;
}
lpWIHdr->lpNext = lpWaveHdr;
lpWaveHdr->lpNext = NULL;
count++;
}
TRACE("buffer added ! (now %u in queue)\n", count);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widPrepare [internal]
*/
static DWORD widPrepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't prepare !\n");
return MMSYSERR_NOTENABLED;
}
if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
return WAVERR_STILLPLAYING;
lpWaveHdr->dwFlags |= WHDR_PREPARED;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
lpWaveHdr->dwBytesRecorded = 0;
TRACE("header prepared !\n");
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widUnprepare [internal]
*/
static DWORD widUnprepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't unprepare !\n");
return MMSYSERR_NOTENABLED;
}
lpWaveHdr->dwFlags &= ~WHDR_PREPARED;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widStart [internal]
*/
static DWORD widStart(WORD wDevID)
{
int count = 1;
int bytesRead;
LPWAVEHDR *lpWaveHdr;
LPBYTE lpData;
TRACE("(%u);\n", wDevID);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't start recording !\n");
return MMSYSERR_NOTENABLED;
}
lpWaveHdr = &(WInDev[wDevID].lpQueueHdr);
TRACE("lpWaveHdr = %08lx\n",(DWORD)lpWaveHdr);
if (!*lpWaveHdr || !(*lpWaveHdr)->lpData) {
TRACE("never been prepared !\n");
return WAVERR_UNPREPARED;
}
while (*lpWaveHdr != NULL) {
lpData = ((DWORD)*lpWaveHdr == (*lpWaveHdr)->reserved) ?
(LPBYTE)(*lpWaveHdr)->lpData : (LPBYTE)PTR_SEG_TO_LIN((*lpWaveHdr)->lpData);
TRACE("recording buf#%u=%p size=%lu \n",
count, lpData, (*lpWaveHdr)->dwBufferLength);
bytesRead = read(WInDev[wDevID].unixdev, lpData, (*lpWaveHdr)->dwBufferLength);
if (bytesRead == -1)
perror("read from audio device");
TRACE("bytesread=%d (%ld)\n", bytesRead, (*lpWaveHdr)->dwBufferLength);
(*lpWaveHdr)->dwBytesRecorded = bytesRead;
WInDev[wDevID].dwTotalRecorded += (*lpWaveHdr)->dwBytesRecorded;
(*lpWaveHdr)->dwFlags &= ~WHDR_INQUEUE;
(*lpWaveHdr)->dwFlags |= WHDR_DONE;
if (WAVE_NotifyClient(wDevID, WIM_DATA, (*lpWaveHdr)->reserved, (*lpWaveHdr)->dwBytesRecorded) != MMSYSERR_NOERROR) {
WARN("can't notify client !\n");
return MMSYSERR_INVALPARAM;
}
/* removes the current block from the queue */
*lpWaveHdr = (*lpWaveHdr)->lpNext;
count++;
}
TRACE("end of recording !\n");
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widStop [internal]
*/
static DWORD widStop(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't stop !\n");
return MMSYSERR_NOTENABLED;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widReset [internal]
*/
static DWORD widReset(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't reset !\n");
return MMSYSERR_NOTENABLED;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widGetPosition [internal]
*/
static DWORD widGetPosition(WORD wDevID, LPMMTIME16 lpTime, DWORD uSize)
{
int time;
TRACE("(%u, %p, %lu);\n", wDevID, lpTime, uSize);
if (WInDev[wDevID].unixdev == 0) {
WARN("can't get pos !\n");
return MMSYSERR_NOTENABLED;
}
if (lpTime == NULL) return MMSYSERR_INVALPARAM;
TRACE("wType=%04X !\n", lpTime->wType);
TRACE("wBitsPerSample=%u\n", WInDev[wDevID].format.wBitsPerSample);
TRACE("nSamplesPerSec=%lu\n", WInDev[wDevID].format.wf.nSamplesPerSec);
TRACE("nChannels=%u\n", WInDev[wDevID].format.wf.nChannels);
TRACE("nAvgBytesPerSec=%lu\n", WInDev[wDevID].format.wf.nAvgBytesPerSec);
switch (lpTime->wType) {
case TIME_BYTES:
lpTime->u.cb = WInDev[wDevID].dwTotalRecorded;
TRACE("TIME_BYTES=%lu\n", lpTime->u.cb);
break;
case TIME_SAMPLES:
lpTime->u.sample = WInDev[wDevID].dwTotalRecorded * 8 /
WInDev[wDevID].format.wBitsPerSample;
TRACE("TIME_SAMPLES=%lu\n", lpTime->u.sample);
break;
case TIME_SMPTE:
time = WInDev[wDevID].dwTotalRecorded /
(WInDev[wDevID].format.wf.nAvgBytesPerSec / 1000);
lpTime->u.smpte.hour = time / 108000;
time -= lpTime->u.smpte.hour * 108000;
lpTime->u.smpte.min = time / 1800;
time -= lpTime->u.smpte.min * 1800;
lpTime->u.smpte.sec = time / 30;
time -= lpTime->u.smpte.sec * 30;
lpTime->u.smpte.frame = time;
lpTime->u.smpte.fps = 30;
TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
lpTime->u.smpte.hour, lpTime->u.smpte.min,
lpTime->u.smpte.sec, lpTime->u.smpte.frame);
break;
case TIME_MS:
lpTime->u.ms = WInDev[wDevID].dwTotalRecorded /
(WInDev[wDevID].format.wf.nAvgBytesPerSec / 1000);
TRACE("TIME_MS=%lu\n", lpTime->u.ms);
break;
default:
FIXME("format not supported (%u) ! use TIME_MS !\n", lpTime->wType);
lpTime->wType = TIME_MS;
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widMessage [sample driver]
*/
DWORD WINAPI widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
wDevID, wMsg, dwUser, dwParam1, dwParam2);
switch (wMsg) {
case WIDM_OPEN: return widOpen(wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2);
case WIDM_CLOSE: return widClose(wDevID);
case WIDM_ADDBUFFER: return widAddBuffer(wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_PREPARE: return widPrepare(wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_UNPREPARE: return widUnprepare(wDevID, (LPWAVEHDR)dwParam1, dwParam2);
case WIDM_GETDEVCAPS: return widGetDevCaps(wDevID, (LPWAVEINCAPS16)dwParam1,dwParam2);
case WIDM_GETNUMDEVS: return wodGetNumDevs(); /* same number of devices in output as in input */
case WIDM_GETPOS: return widGetPosition(wDevID, (LPMMTIME16)dwParam1, dwParam2);
case WIDM_RESET: return widReset(wDevID);
case WIDM_START: return widStart(wDevID);
case WIDM_STOP: return widStop(wDevID);
default:
FIXME("unknown message %u!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/*======================================================================*
* Low level WAVE implemantation - DriverProc *
*======================================================================*/
/**************************************************************************
* WAVE_DriverProc [sample driver]
*/
LONG CALLBACK WAVE_DriverProc(DWORD dwDevID, HDRVR16 hDriv, DWORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
TRACE("(%08lX, %04X, %08lX, %08lX, %08lX)\n", dwDevID, hDriv, wMsg, dwParam1, 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: MessageBoxA(0, "Sample MultiMedia Linux Driver !", "MMLinux Driver", MB_OK); return 1;
case DRV_INSTALL: return DRVCNF_RESTART;
case DRV_REMOVE: return DRVCNF_RESTART;
default:
FIXME("is probably wrong msg=0x%04lx\n", wMsg);
return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
}
return MMSYSERR_NOTENABLED;
}
#else /* !HAVE_OSS */
/**************************************************************************
* wodMessage [sample driver]
*/
DWORD WINAPI wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
FIXME("(%u, %04X, %08lX, %08lX, %08lX):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* widMessage [sample driver]
*/
DWORD WINAPI widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
DWORD dwParam1, DWORD dwParam2)
{
FIXME("(%u, %04X, %08lX, %08lX, %08lX):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
return MMSYSERR_NOTENABLED;
}
/**************************************************************************
* WAVE_DriverProc [sample driver]
*/
LONG CALLBACK WAVE_DriverProc(DWORD dwDevID, HDRVR16 hDriv, DWORD wMsg,
DWORD dwParam1, DWORD dwParam2)
{
return MMSYSERR_NOTENABLED;
}
#endif /* HAVE_OSS */
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