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Added full-duplex capability. 

Added missing init for wave-in.
Fixed pause behavior in wave-out.
Added message-ring deletion.
Added experimental full-duplex capability.
This commit is contained in:
Eric Pouech 2001-12-21 20:28:43 +00:00 committed by Alexandre Julliard
parent 090629242b
commit d547450b35
1 changed files with 172 additions and 94 deletions
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266
dlls/winmm/wineoss/audio.c
View File

@ -8,10 +8,9 @@
*/
/*
* FIXME:
* pause in waveOut does not work correctly
* full duplex (in/out) is not working (device is opened twice for Out
* and In) (OSS is known for its poor duplex capabilities, alsa is
* better)
* pause in waveOut does not work correctly in loop mode
* experimental full duples mode
* only one sound card is currently supported
*/
/*#define EMULATE_SB16*/
@ -174,6 +173,72 @@ static const char *wodPlayerCmdString[] = {
/*======================================================================*
* Low level WAVE implementation *
*======================================================================*/
#define USE_FULLDUPLEX
#ifdef USE_FULLDUPLEX
static unsigned OSS_OpenCount /* = 0 */; /* number of times fd has been opened */
static unsigned OSS_OpenAccess /* = 0 */; /* access used for opening... used to handle compat */
static int OSS_OpenFD;
static BOOL OSS_FullDuplex; /* set to non-zero if the device supports full duplex */
#endif
/******************************************************************
* OSS_OpenDevice
*
* since OSS has poor capabilities in full duplex, we try here to let a program
* open the device for both waveout and wavein streams...
* this is hackish, but it's the way OSS interface is done...
*/
static int OSS_OpenDevice(unsigned req_access)
{
#ifdef USE_FULLDUPLEX
if (OSS_OpenCount == 0)
{
if (access(SOUND_DEV, 0) != 0 ||
(OSS_OpenFD = open(SOUND_DEV, req_access|O_NDELAY, 0)) == -1)
{
WARN("Couldn't open out %s (%s)\n", SOUND_DEV, strerror(errno));
return -1;
}
/* turn full duplex on if it has been requested */
if (req_access == O_RDWR && OSS_FullDuplex)
ioctl(OSS_OpenFD, SNDCTL_DSP_SETDUPLEX, 0);
OSS_OpenAccess = req_access;
}
else if (OSS_OpenAccess != req_access)
{
WARN("Mismatch in access...\n");
return -1;
}
OSS_OpenCount++;
return OSS_OpenFD;
#else
int fd;
if (access(SOUND_DEV, 0) != 0 || (fd = open(SOUND_DEV, req_access|O_NDELAY, 0)) == -1)
{
WARN("Couldn't open out %s (%s)\n", SOUND_DEV, strerror(errno));
return -1;
}
return fd;
#endif
}
/******************************************************************
* OSS_CloseDevice
*
*
*/
static void OSS_CloseDevice(int fd)
{
#ifdef USE_FULLDUPLEX
if (fd != OSS_OpenFD) FIXME("What the heck????\n");
if (--OSS_OpenCount == 0)
{
close(OSS_OpenFD);
}
#else
close(fd);
#endif
}
/******************************************************************
* OSS_WaveInit
@ -203,11 +268,7 @@ LONG OSS_WaveInit(void)
/* FIXME: only one device is supported */
memset(&WOutDev[0].caps, 0, sizeof(WOutDev[0].caps));
if (access(SOUND_DEV,0) != 0 ||
(audio = open(SOUND_DEV, O_WRONLY|O_NDELAY, 0)) == -1) {
WARN("Couldn't open out %s (%s)\n", SOUND_DEV, strerror(errno));
return -1;
}
if ((audio = OSS_OpenDevice(O_WRONLY)) == -1) return -1;
ioctl(audio, SNDCTL_DSP_RESET, 0);
@ -287,7 +348,7 @@ LONG OSS_WaveInit(void)
!(caps & DSP_CAP_BATCH))
WOutDev[0].caps.dwSupport |= WAVECAPS_DIRECTSOUND;
}
close(audio);
OSS_CloseDevice(audio);
TRACE("out dwFormats = %08lX, dwSupport = %08lX\n",
WOutDev[0].caps.dwFormats, WOutDev[0].caps.dwSupport);
@ -295,18 +356,14 @@ LONG OSS_WaveInit(void)
samplesize = 16;
dsp_stereo = 1;
for (i = 0; i < MAX_WAVEINDRV; ++i)
{
WInDev[i].unixdev = -1;
}
memset(&WInDev[0].caps, 0, sizeof(WInDev[0].caps));
if (access(SOUND_DEV,0) != 0 ||
(audio = open(SOUND_DEV, O_RDONLY|O_NDELAY, 0)) == -1) {
WARN("Couldn't open in %s (%s)\n", SOUND_DEV, strerror(errno));
return -1;
for (i = 0; i < MAX_WAVEINDRV; ++i)
{
WInDev[i].unixdev = -1;
}
memset(&WInDev[0].caps, 0, sizeof(WInDev[0].caps));
if ((audio = OSS_OpenDevice(O_RDONLY)) == -1) return -1;
ioctl(audio, SNDCTL_DSP_RESET, 0);
@ -372,9 +429,17 @@ LONG OSS_WaveInit(void)
WInDev[0].caps.dwFormats |= WAVE_FORMAT_1S16;
}
}
close(audio);
OSS_CloseDevice(audio);
TRACE("in dwFormats = %08lX\n", WInDev[0].caps.dwFormats);
#ifdef USE_FULLDUPLEX
if ((audio = OSS_OpenDevice(O_RDWR)) == -1) return -1;
if (IOCTL(audio, SNDCTL_DSP_GETCAPS, caps) == 0) {
OSS_FullDuplex = (caps & DSP_CAP_DUPLEX);
}
OSS_CloseDevice(audio);
#endif
return 0;
}
@ -394,6 +459,17 @@ static int OSS_InitRingMessage(OSS_MSG_RING* omr)
return 0;
}
/******************************************************************
* OSS_DestroyRingMessage
*
*/
static int OSS_DestroyRingMessage(OSS_MSG_RING* omr)
{
CloseHandle(omr->msg_event);
DeleteCriticalSection(&omr->msg_crst);
return 0;
}
/******************************************************************
* OSS_AddRingMessage
*
@ -426,8 +502,8 @@ static int OSS_AddRingMessage(OSS_MSG_RING* omr, enum win_wm_message msg, DWORD
SetEvent(omr->msg_event);
if (wait)
{
WaitForSingleObject(hEvent, INFINITE);
CloseHandle(hEvent);
WaitForSingleObject(hEvent, INFINITE);
CloseHandle(hEvent);
}
return 1;
}
@ -482,7 +558,7 @@ static DWORD wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD dwParam1, DWORD
}
break;
default:
FIXME("Unknown CB message %u\n", wMsg);
FIXME("Unknown callback message %u\n", wMsg);
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
@ -492,9 +568,17 @@ static DWORD wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD dwParam1, DWORD
* wodUpdatePlayedTotal [internal]
*
*/
static void wodUpdatePlayedTotal(WINE_WAVEOUT* wwo, DWORD availInQ)
static BOOL wodUpdatePlayedTotal(WINE_WAVEOUT* wwo, audio_buf_info* info)
{
wwo->dwPlayedTotal = wwo->dwWrittenTotal - (wwo->dwBufferSize - availInQ);
audio_buf_info dspspace;
if (!info) info = &dspspace;
if (ioctl(wwo->unixdev, SNDCTL_DSP_GETOSPACE, info) < 0) {
ERR("IOCTL can't 'SNDCTL_DSP_GETOSPACE' !\n");
return FALSE;
}
wwo->dwPlayedTotal = wwo->dwWrittenTotal - (wwo->dwBufferSize - info->bytes);
return TRUE;
}
/**************************************************************************
@ -669,6 +753,8 @@ static DWORD wodPlayer_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force)
*/
static void wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
{
wodUpdatePlayedTotal(wwo, NULL);
/* updates current notify list */
wodPlayer_NotifyCompletions(wwo, FALSE);
@ -680,20 +766,37 @@ static void wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
ExitThread(-1);
}
/* Clear partial wavehdr */
wwo->dwPartialOffset = 0;
if (reset) {
/* empty notify list */
wodPlayer_NotifyCompletions(wwo, TRUE);
wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
wwo->state = WINE_WS_STOPPED;
wwo->dwPlayedTotal = 0;
wwo->dwWrittenTotal = 0;
wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
/* Clear partial wavehdr */
wwo->dwPartialOffset = 0;
} else {
/* FIXME: this is not accurate when looping, but can we do better ? */
wwo->lpPlayPtr = (wwo->lpLoopPtr) ? wwo->lpLoopPtr : wwo->lpQueuePtr;
if (wwo->lpLoopPtr) {
/* complicated case, not handled yet (could imply modifying the loop counter */
FIXME("Pausing while in loop isn't correctly handled yet, except strange results\n");
wwo->lpPlayPtr = wwo->lpLoopPtr;
wwo->dwPartialOffset = 0;
wwo->dwWrittenTotal = wwo->dwPlayedTotal; /* this is wrong !!! */
} else {
LPWAVEHDR ptr;
DWORD sz = wwo->dwPartialOffset;
/* reset all the data as if we had written only up to lpPlayedTotal bytes */
/* compute the max size playable from lpQueuePtr */
for (ptr = wwo->lpQueuePtr; ptr != wwo->lpPlayPtr; ptr = ptr->lpNext) {
sz += ptr->dwBufferLength;
}
/* because the reset lpPlayPtr will be lpQueuePtr */
if (wwo->dwWrittenTotal > wwo->dwPlayedTotal + sz) ERR("grin\n");
wwo->dwPartialOffset = sz - (wwo->dwWrittenTotal - wwo->dwPlayedTotal);
wwo->dwWrittenTotal = wwo->dwPlayedTotal;
wwo->lpPlayPtr = wwo->lpQueuePtr;
}
wwo->state = WINE_WS_PAUSED;
}
}
@ -713,7 +816,6 @@ static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
switch (msg) {
case WINE_WM_PAUSING:
wodPlayer_Reset(wwo, FALSE);
wwo->state = WINE_WS_PAUSED;
SetEvent(ev);
break;
case WINE_WM_RESTARTING:
@ -739,15 +841,7 @@ static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
SetEvent(ev);
break;
case WINE_WM_UPDATE:
{
audio_buf_info info;
if (ioctl(wwo->unixdev, SNDCTL_DSP_GETOSPACE, &info) < 0) {
ERR("ioctl failed (%s)\n", strerror(errno));
} else {
wodUpdatePlayedTotal(wwo, info.bytes);
}
}
wodUpdatePlayedTotal(wwo, NULL);
SetEvent(ev);
break;
case WINE_WM_BREAKLOOP:
@ -782,21 +876,16 @@ static DWORD wodPlayer_FeedDSP(WINE_WAVEOUT* wwo)
audio_buf_info dspspace;
DWORD availInQ;
if (ioctl(wwo->unixdev, SNDCTL_DSP_GETOSPACE, &dspspace) < 0) {
ERR("IOCTL can't 'SNDCTL_DSP_GETOSPACE' !\n");
return INFINITE;
}
wodUpdatePlayedTotal(wwo, &dspspace);
availInQ = dspspace.bytes;
TRACE("fragments=%d/%d, fragsize=%d, bytes=%d\n",
dspspace.fragments, dspspace.fragstotal, dspspace.fragsize, dspspace.bytes);
availInQ = dspspace.bytes;
wodUpdatePlayedTotal(wwo, availInQ);
/* input queue empty and output buffer with less than one fragment to play */
if (!wwo->lpPlayPtr && wwo->dwBufferSize < availInQ + 2 * wwo->dwFragmentSize) {
TRACE("Run out of wavehdr:s... flushing\n");
ioctl(wwo->unixdev, SNDCTL_DSP_SYNC, 0);
wodUpdatePlayedTotal(wwo, wwo->dwBufferSize);
wwo->dwPlayedTotal = wwo->dwWrittenTotal;
return INFINITE;
}
@ -873,7 +962,6 @@ static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSA lpCaps, DWORD dwSize)
*/
static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
int audio;
int format;
int sample_rate;
int dsp_stereo;
@ -916,18 +1004,13 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
if (access(SOUND_DEV, 0) != 0)
return MMSYSERR_NOTENABLED;
if (dwFlags & WAVE_DIRECTSOUND)
/* we want to be able to mmap() the device, which means it must be opened readable,
* otherwise mmap() will fail (at least under Linux) */
audio = open(SOUND_DEV, O_RDWR|O_NDELAY, 0);
else
audio = open(SOUND_DEV, O_WRONLY|O_NDELAY, 0);
if (audio == -1) {
WARN("can't open sound device %s (%s)!\n", SOUND_DEV, strerror(errno));
return MMSYSERR_ALLOCATED;
}
fcntl(audio, F_SETFD, 1); /* set close on exec flag */
wwo->unixdev = audio;
/* we want to be able to mmap() the device, which means it must be opened readable,
* otherwise mmap() will fail (at least under Linux) */
wwo->unixdev = OSS_OpenDevice(((dwFlags & WAVE_DIRECTSOUND) || OSS_FullDuplex) ?
O_RDWR : O_WRONLY);
if (wwo->unixdev == -1) return MMSYSERR_ALLOCATED;
fcntl(wwo->unixdev, F_SETFD, 1); /* set close on exec flag */
wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
memcpy(&wwo->waveDesc, lpDesc, sizeof(WAVEOPENDESC));
@ -961,11 +1044,11 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
dsp_stereo = (wwo->format.wf.nChannels > 1) ? 1 : 0;
format = (wwo->format.wBitsPerSample == 16) ? AFMT_S16_LE : AFMT_U8;
IOCTL(audio, SNDCTL_DSP_SETFRAGMENT, audio_fragment);
IOCTL(wwo->unixdev, SNDCTL_DSP_SETFRAGMENT, audio_fragment);
/* First size and stereo then samplerate */
IOCTL(audio, SNDCTL_DSP_SETFMT, format);
IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo);
IOCTL(audio, SNDCTL_DSP_SPEED, sample_rate);
IOCTL(wwo->unixdev, SNDCTL_DSP_SETFMT, format);
IOCTL(wwo->unixdev, SNDCTL_DSP_STEREO, dsp_stereo);
IOCTL(wwo->unixdev, SNDCTL_DSP_SPEED, sample_rate);
/* paranoid checks */
if (format != ((wwo->format.wBitsPerSample == 16) ? AFMT_S16_LE : AFMT_U8))
@ -981,7 +1064,7 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
/* Read output space info for future reference */
if (ioctl(wwo->unixdev, SNDCTL_DSP_GETOSPACE, &info) < 0) {
ERR("IOCTL can't 'SNDCTL_DSP_GETOSPACE' !\n");
close(audio);
OSS_CloseDevice(wwo->unixdev);
wwo->unixdev = -1;
return MMSYSERR_NOTENABLED;
}
@ -1057,7 +1140,9 @@ static DWORD wodClose(WORD wDevID)
wwo->mapping = NULL;
}
close(wwo->unixdev);
OSS_DestroyRingMessage(&wwo->msgRing);
OSS_CloseDevice(wwo->unixdev);
wwo->unixdev = -1;
wwo->dwFragmentSize = 0;
ret = wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
@ -1338,15 +1423,14 @@ static DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
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|O_NDELAY, 0);
int audio = OSS_OpenDevice(O_WRONLY);
if (audio == -1) {
if (errno != EBUSY)
ret = 0;
} else {
close(audio);
OSS_CloseDevice(audio);
}
return ret;
}
@ -1858,7 +1942,7 @@ static DWORD widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD dwParam1, DWORD
}
break;
default:
FIXME("Unknown CB message %u\n", wMsg);
FIXME("Unknown callback message %u\n", wMsg);
return MMSYSERR_INVALPARAM;
}
return MMSYSERR_NOERROR;
@ -2097,7 +2181,6 @@ static DWORD CALLBACK widRecorder(LPVOID pmt)
*/
static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
int audio;
int fragment_size;
int sample_rate;
int format;
@ -2129,20 +2212,14 @@ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
return MMSYSERR_NOERROR;
}
if (access(SOUND_DEV,0) != 0) return MMSYSERR_NOTENABLED;
audio = open(SOUND_DEV, O_RDONLY|O_NDELAY, 0);
if (audio == -1) {
WARN("can't open sound device %s (%s)!\n", SOUND_DEV, strerror(errno));
return MMSYSERR_ALLOCATED;
}
fcntl(audio, F_SETFD, 1); /* set close on exec flag */
wwi = &WInDev[wDevID];
if ((wwi->unixdev = OSS_OpenDevice(OSS_FullDuplex ? O_RDWR : O_RDONLY)) == -1)
return MMSYSERR_ALLOCATED;
fcntl(wwi->unixdev, F_SETFD, 1); /* set close on exec flag */
if (wwi->lpQueuePtr) {
WARN("Should have an empty queue (%p)\n", wwi->lpQueuePtr);
wwi->lpQueuePtr = NULL;
}
wwi->unixdev = audio;
wwi->dwTotalRecorded = 0;
wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
@ -2161,11 +2238,9 @@ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
dsp_stereo = (wwi->format.wf.nChannels > 1) ? TRUE : FALSE;
format = (wwi->format.wBitsPerSample == 16) ? AFMT_S16_LE : AFMT_U8;
IOCTL(audio, SNDCTL_DSP_SETFMT, format);
IOCTL(audio, SNDCTL_DSP_STEREO, dsp_stereo);
IOCTL(audio, SNDCTL_DSP_SPEED, sample_rate);
IOCTL(wwi->unixdev, SNDCTL_DSP_SETFMT, format);
IOCTL(wwi->unixdev, SNDCTL_DSP_STEREO, dsp_stereo);
IOCTL(wwi->unixdev, SNDCTL_DSP_SPEED, sample_rate);
/* This is actually hand tuned to work so that my SB Live:
* - does not skip
@ -2174,7 +2249,7 @@ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
*/
/* 7 fragments max, 2^10 = 1024 bytes per fragment */
audio_fragment = 0x0007000A;
IOCTL(audio, SNDCTL_DSP_SETFRAGMENT, audio_fragment);
IOCTL(wwi->unixdev, SNDCTL_DSP_SETFRAGMENT, audio_fragment);
/* paranoid checks */
if (format != ((wwi->format.wBitsPerSample == 16) ? AFMT_S16_LE : AFMT_U8))
@ -2187,10 +2262,10 @@ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
ERR("Can't set sample_rate to %lu (%d)\n",
wwi->format.wf.nSamplesPerSec, sample_rate);
IOCTL(audio, SNDCTL_DSP_GETBLKSIZE, fragment_size);
IOCTL(wwi->unixdev, SNDCTL_DSP_GETBLKSIZE, fragment_size);
if (fragment_size == -1) {
WARN("IOCTL can't 'SNDCTL_DSP_GETBLKSIZE' !\n");
close(audio);
OSS_CloseDevice(wwi->unixdev);
wwi->unixdev = -1;
return MMSYSERR_NOTENABLED;
}
@ -2201,6 +2276,8 @@ static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
wwi->format.wf.nSamplesPerSec, wwi->format.wf.nChannels,
wwi->format.wf.nBlockAlign);
OSS_InitRingMessage(&wwi->msgRing);
wwi->hStartUpEvent = CreateEventA(NULL, FALSE, FALSE, NULL);
wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD)wDevID, 0, &(wwi->dwThreadID));
WaitForSingleObject(wwi->hStartUpEvent, INFINITE);
@ -2231,9 +2308,10 @@ static DWORD widClose(WORD wDevID)
}
OSS_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE);
close(wwi->unixdev);
OSS_CloseDevice(wwi->unixdev);
wwi->unixdev = -1;
wwi->dwFragmentSize = 0;
OSS_DestroyRingMessage(&wwi->msgRing);
return widNotifyClient(wwi, WIM_CLOSE, 0L, 0L);
}