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Sweden-Number/dlls/wineoss.drv/audio.c

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/*
* Sample Wine Driver for Open Sound System (featured in Linux and FreeBSD)
*
* Copyright 1994 Martin Ayotte
* 1999 Eric Pouech (async playing in waveOut/waveIn)
* 2000 Eric Pouech (loops in waveOut)
* 2002 Eric Pouech (full duplex)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* FIXME:
* pause in waveOut does not work correctly in loop mode
* Direct Sound Capture driver does not work (not complete yet)
*/
/* an exact wodGetPosition is usually not worth the extra context switches,
* as we're going to have near fragment accuracy anyway */
#define EXACT_WODPOSITION
#define EXACT_WIDPOSITION
#include "config.h"
#include "wine/port.h"
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <errno.h>
#include <fcntl.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_MMAN_H
# include <sys/mman.h>
#endif
#ifdef HAVE_POLL_H
#include <poll.h>
#endif
#ifdef HAVE_SYS_POLL_H
# include <sys/poll.h>
#endif
#if defined(HAVE_SYS_SOUNDCARD_H)
# include <sys/soundcard.h>
#elif defined(HAVE_MACHINE_SOUNDCARD_H)
# include <machine/soundcard.h>
#elif defined(HAVE_SOUNDCARD_H)
# include <soundcard.h>
#endif
#ifdef HAVE_SYS_ERRNO_H
#include <sys/errno.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"
#include "winerror.h"
#include "mmddk.h"
#include "mmreg.h"
#include "dsound.h"
#include "ks.h"
#include "ksguid.h"
#include "ksmedia.h"
#include "initguid.h"
#include "dsdriver.h"
#include "wine/debug.h"
#include "audio.h"
WINE_DEFAULT_DEBUG_CHANNEL(wave);
/* Allow 1% deviation for sample rates (some ES137x cards) */
#define NEAR_MATCH(rate1,rate2) (((100*((int)(rate1)-(int)(rate2)))/(rate1))==0)
WINE_WAVEOUT WOutDev[MAX_WAVEDRV];
WINE_WAVEIN WInDev[MAX_WAVEDRV];
unsigned numOutDev;
unsigned numInDev;
/* 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 |
* +---------+-------------+---------------+---------------------------------+
*/
/* These strings used only for tracing */
static const char * getCmdString(enum win_wm_message msg)
{
#define MSG_TO_STR(x) case x: return #x
switch(msg) {
MSG_TO_STR(WINE_WM_PAUSING);
MSG_TO_STR(WINE_WM_RESTARTING);
MSG_TO_STR(WINE_WM_RESETTING);
MSG_TO_STR(WINE_WM_HEADER);
MSG_TO_STR(WINE_WM_UPDATE);
MSG_TO_STR(WINE_WM_BREAKLOOP);
MSG_TO_STR(WINE_WM_CLOSING);
MSG_TO_STR(WINE_WM_STARTING);
MSG_TO_STR(WINE_WM_STOPPING);
}
#undef MSG_TO_STR
return wine_dbg_sprintf("UNKNOWN(0x%08x)", msg);
}
int getEnables(OSS_DEVICE *ossdev)
{
return ( (ossdev->bOutputEnabled ? PCM_ENABLE_OUTPUT : 0) |
(ossdev->bInputEnabled ? PCM_ENABLE_INPUT : 0) );
}
static const char * getMessage(UINT msg)
{
#define MSG_TO_STR(x) case x: return #x
switch(msg) {
MSG_TO_STR(DRVM_INIT);
MSG_TO_STR(DRVM_EXIT);
MSG_TO_STR(DRVM_ENABLE);
MSG_TO_STR(DRVM_DISABLE);
MSG_TO_STR(WIDM_OPEN);
MSG_TO_STR(WIDM_CLOSE);
MSG_TO_STR(WIDM_ADDBUFFER);
MSG_TO_STR(WIDM_PREPARE);
MSG_TO_STR(WIDM_UNPREPARE);
MSG_TO_STR(WIDM_GETDEVCAPS);
MSG_TO_STR(WIDM_GETNUMDEVS);
MSG_TO_STR(WIDM_GETPOS);
MSG_TO_STR(WIDM_RESET);
MSG_TO_STR(WIDM_START);
MSG_TO_STR(WIDM_STOP);
MSG_TO_STR(WODM_OPEN);
MSG_TO_STR(WODM_CLOSE);
MSG_TO_STR(WODM_WRITE);
MSG_TO_STR(WODM_PAUSE);
MSG_TO_STR(WODM_GETPOS);
MSG_TO_STR(WODM_BREAKLOOP);
MSG_TO_STR(WODM_PREPARE);
MSG_TO_STR(WODM_UNPREPARE);
MSG_TO_STR(WODM_GETDEVCAPS);
MSG_TO_STR(WODM_GETNUMDEVS);
MSG_TO_STR(WODM_GETPITCH);
MSG_TO_STR(WODM_SETPITCH);
MSG_TO_STR(WODM_GETPLAYBACKRATE);
MSG_TO_STR(WODM_SETPLAYBACKRATE);
MSG_TO_STR(WODM_GETVOLUME);
MSG_TO_STR(WODM_SETVOLUME);
MSG_TO_STR(WODM_RESTART);
MSG_TO_STR(WODM_RESET);
MSG_TO_STR(DRV_QUERYDEVICEINTERFACESIZE);
MSG_TO_STR(DRV_QUERYDEVICEINTERFACE);
MSG_TO_STR(DRV_QUERYDSOUNDIFACE);
MSG_TO_STR(DRV_QUERYDSOUNDDESC);
}
#undef MSG_TO_STR
return wine_dbg_sprintf("UNKNOWN(0x%04x)", msg);
}
static DWORD wodDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
{
TRACE("(%u, %p)\n", wDevID, dwParam1);
*dwParam1 = MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].ossdev.interface_name, -1,
NULL, 0 ) * sizeof(WCHAR);
return MMSYSERR_NOERROR;
}
static DWORD wodDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
{
if (dwParam2 >= MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].ossdev.interface_name, -1,
NULL, 0 ) * sizeof(WCHAR))
{
MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].ossdev.interface_name, -1,
dwParam1, dwParam2 / sizeof(WCHAR));
return MMSYSERR_NOERROR;
}
return MMSYSERR_INVALPARAM;
}
static DWORD widDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
{
TRACE("(%u, %p)\n", wDevID, dwParam1);
*dwParam1 = MultiByteToWideChar(CP_UNIXCP, 0, WInDev[wDevID].ossdev.interface_name, -1,
NULL, 0 ) * sizeof(WCHAR);
return MMSYSERR_NOERROR;
}
static DWORD widDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
{
if (dwParam2 >= MultiByteToWideChar(CP_UNIXCP, 0, WInDev[wDevID].ossdev.interface_name, -1,
NULL, 0 ) * sizeof(WCHAR))
{
MultiByteToWideChar(CP_UNIXCP, 0, WInDev[wDevID].ossdev.interface_name, -1,
dwParam1, dwParam2 / sizeof(WCHAR));
return MMSYSERR_NOERROR;
}
return MMSYSERR_INVALPARAM;
}
static DWORD bytes_to_mmtime(LPMMTIME lpTime, DWORD position,
WAVEFORMATPCMEX* format)
{
TRACE("wType=%04X wBitsPerSample=%u nSamplesPerSec=%u nChannels=%u nAvgBytesPerSec=%u\n",
lpTime->wType, format->Format.wBitsPerSample, format->Format.nSamplesPerSec,
format->Format.nChannels, format->Format.nAvgBytesPerSec);
TRACE("Position in bytes=%u\n", position);
switch (lpTime->wType) {
case TIME_SAMPLES:
lpTime->u.sample = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
TRACE("TIME_SAMPLES=%u\n", lpTime->u.sample);
break;
case TIME_MS:
lpTime->u.ms = 1000.0 * position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels * format->Format.nSamplesPerSec);
TRACE("TIME_MS=%u\n", lpTime->u.ms);
break;
case TIME_SMPTE:
lpTime->u.smpte.fps = 30;
position = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
position += (format->Format.nSamplesPerSec / lpTime->u.smpte.fps) - 1; /* round up */
lpTime->u.smpte.sec = position / format->Format.nSamplesPerSec;
position -= lpTime->u.smpte.sec * format->Format.nSamplesPerSec;
lpTime->u.smpte.min = lpTime->u.smpte.sec / 60;
lpTime->u.smpte.sec -= 60 * lpTime->u.smpte.min;
lpTime->u.smpte.hour = lpTime->u.smpte.min / 60;
lpTime->u.smpte.min -= 60 * lpTime->u.smpte.hour;
lpTime->u.smpte.fps = 30;
lpTime->u.smpte.frame = position * lpTime->u.smpte.fps / format->Format.nSamplesPerSec;
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:
WARN("Format %d not supported, using TIME_BYTES !\n", lpTime->wType);
lpTime->wType = TIME_BYTES;
/* fall through */
case TIME_BYTES:
lpTime->u.cb = position;
TRACE("TIME_BYTES=%u\n", lpTime->u.cb);
break;
}
return MMSYSERR_NOERROR;
}
static BOOL supportedFormat(LPWAVEFORMATEX wf)
{
TRACE("(%p)\n",wf);
if (wf->nSamplesPerSec<DSBFREQUENCY_MIN||wf->nSamplesPerSec>DSBFREQUENCY_MAX)
return FALSE;
if (wf->wFormatTag == WAVE_FORMAT_PCM) {
if (wf->nChannels >= 1 && wf->nChannels <= MAX_CHANNELS) {
if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
return TRUE;
}
} else if (wf->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
WAVEFORMATEXTENSIBLE * wfex = (WAVEFORMATEXTENSIBLE *)wf;
if (wf->cbSize == 22 && IsEqualGUID(&wfex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) {
if (wf->nChannels >=1 && wf->nChannels <= MAX_CHANNELS) {
if (wf->wBitsPerSample==wfex->Samples.wValidBitsPerSample) {
if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
return TRUE;
} else
WARN("wBitsPerSample != wValidBitsPerSample not supported yet\n");
}
} else
WARN("only KSDATAFORMAT_SUBTYPE_PCM supported\n");
} else
WARN("only WAVE_FORMAT_PCM and WAVE_FORMAT_EXTENSIBLE supported\n");
return FALSE;
}
void copy_format(LPWAVEFORMATEX wf1, LPWAVEFORMATPCMEX wf2)
{
ZeroMemory(wf2, sizeof(*wf2));
if (wf1->wFormatTag == WAVE_FORMAT_PCM)
memcpy(wf2, wf1, sizeof(PCMWAVEFORMAT));
else if (wf1->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
memcpy(wf2, wf1, sizeof(WAVEFORMATPCMEX));
else
memcpy(wf2, wf1, sizeof(WAVEFORMATEX) + wf1->cbSize);
}
/*======================================================================*
* Low level WAVE implementation *
*======================================================================*/
/******************************************************************
* OSS_RawOpenDevice
*
* Low level device opening (from values stored in ossdev)
*/
static DWORD OSS_RawOpenDevice(OSS_DEVICE* ossdev, int strict_format)
{
int fd, val, rc;
TRACE("(%p,%d)\n",ossdev,strict_format);
TRACE("open_access=%s\n",
ossdev->open_access == O_RDONLY ? "O_RDONLY" :
ossdev->open_access == O_WRONLY ? "O_WRONLY" :
ossdev->open_access == O_RDWR ? "O_RDWR" : "Unknown");
if ((fd = open(ossdev->dev_name, ossdev->open_access|O_NDELAY, 0)) == -1)
{
WARN("Couldn't open %s (%s)\n", ossdev->dev_name, strerror(errno));
return (errno == EBUSY) ? MMSYSERR_ALLOCATED : MMSYSERR_ERROR;
}
fcntl(fd, F_SETFD, 1); /* set close on exec flag */
/* turn full duplex on if it has been requested */
if (ossdev->open_access == O_RDWR && ossdev->full_duplex) {
rc = ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0);
/* on *BSD, as full duplex is always enabled by default, this ioctl
* will fail with EINVAL
* so, we don't consider EINVAL an error here
*/
if (rc != 0 && errno != EINVAL) {
WARN("ioctl(%s, SNDCTL_DSP_SETDUPLEX) failed (%s)\n", ossdev->dev_name, strerror(errno));
goto error2;
}
}
if (ossdev->audio_fragment) {
rc = ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &ossdev->audio_fragment);
if (rc != 0) {
ERR("ioctl(%s, SNDCTL_DSP_SETFRAGMENT) failed (%s)\n", ossdev->dev_name, strerror(errno));
goto error2;
}
}
/* First size and channels then samplerate */
if (ossdev->format>=0)
{
val = ossdev->format;
rc = ioctl(fd, SNDCTL_DSP_SETFMT, &ossdev->format);
if (rc != 0 || val != ossdev->format) {
TRACE("Can't set format to %d (returned %d)\n", val, ossdev->format);
if (strict_format)
goto error;
}
}
if (ossdev->channels>=0)
{
val = ossdev->channels;
rc = ioctl(fd, SNDCTL_DSP_CHANNELS, &ossdev->channels);
if (rc != 0 || val != ossdev->channels) {
TRACE("Can't set channels to %u (returned %d)\n", val, ossdev->channels);
if (strict_format)
goto error;
}
}
if (ossdev->sample_rate>=0)
{
val = ossdev->sample_rate;
rc = ioctl(fd, SNDCTL_DSP_SPEED, &ossdev->sample_rate);
if (rc != 0 || !NEAR_MATCH(val, ossdev->sample_rate)) {
TRACE("Can't set sample_rate to %u (returned %d)\n", val, ossdev->sample_rate);
if (strict_format)
goto error;
}
}
ossdev->fd = fd;
ossdev->bOutputEnabled = TRUE; /* OSS enables by default */
ossdev->bInputEnabled = TRUE; /* OSS enables by default */
if (ossdev->open_access == O_RDONLY)
ossdev->bOutputEnabled = FALSE;
if (ossdev->open_access == O_WRONLY)
ossdev->bInputEnabled = FALSE;
if (ossdev->bTriggerSupport) {
int trigger;
trigger = getEnables(ossdev);
/* If we do not have full duplex, but they opened RDWR
** (as you have to in order for an mmap to succeed)
** then we start out with input off
*/
if (ossdev->open_access == O_RDWR && !ossdev->full_duplex &&
ossdev->bInputEnabled && ossdev->bOutputEnabled) {
ossdev->bInputEnabled = FALSE;
trigger &= ~PCM_ENABLE_INPUT;
ioctl(fd, SNDCTL_DSP_SETTRIGGER, &trigger);
}
}
return MMSYSERR_NOERROR;
error:
close(fd);
return WAVERR_BADFORMAT;
error2:
close(fd);
return MMSYSERR_ERROR;
}
/******************************************************************
* 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...
*/
DWORD OSS_OpenDevice(OSS_DEVICE* ossdev, unsigned req_access,
int* frag, int strict_format,
int sample_rate, int channels, int fmt)
{
DWORD ret;
DWORD open_access;
TRACE("(%p,%u,%p,%d,%d,%d,%x)\n",ossdev,req_access,frag,strict_format,sample_rate,channels,fmt);
if (ossdev->full_duplex && (req_access == O_RDONLY || req_access == O_WRONLY))
{
TRACE("Opening RDWR because full_duplex=%d and req_access=%d\n",
ossdev->full_duplex,req_access);
open_access = O_RDWR;
}
else
{
open_access=req_access;
}
/* FIXME: this should be protected, and it also contains a race with OSS_CloseDevice */
if (ossdev->open_count == 0)
{
if (access(ossdev->dev_name, 0) != 0) return MMSYSERR_NODRIVER;
ossdev->audio_fragment = (frag) ? *frag : 0;
ossdev->sample_rate = sample_rate;
ossdev->channels = channels;
ossdev->format = fmt;
ossdev->open_access = open_access;
ossdev->owner_tid = GetCurrentThreadId();
if ((ret = OSS_RawOpenDevice(ossdev,strict_format)) != MMSYSERR_NOERROR) return ret;
if (ossdev->full_duplex && ossdev->bTriggerSupport &&
(req_access == O_RDONLY || req_access == O_WRONLY))
{
int enable;
if (req_access == O_WRONLY)
ossdev->bInputEnabled=0;
else
ossdev->bOutputEnabled=0;
enable = getEnables(ossdev);
TRACE("Calling SNDCTL_DSP_SETTRIGGER with %x\n",enable);
if (ioctl(ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER, %d) failed (%s)\n",ossdev->dev_name, enable, strerror(errno));
}
}
else
{
/* check we really open with the same parameters */
if (ossdev->open_access != open_access)
{
ERR("FullDuplex: Mismatch in access. Your sound device is not full duplex capable.\n");
return WAVERR_BADFORMAT;
}
/* check if the audio parameters are the same */
if (ossdev->sample_rate != sample_rate ||
ossdev->channels != channels ||
ossdev->format != fmt)
{
/* This is not a fatal error because MSACM might do the remapping */
WARN("FullDuplex: mismatch in PCM parameters for input and output\n"
"OSS doesn't allow us different parameters\n"
"audio_frag(%x/%x) sample_rate(%d/%d) channels(%d/%d) fmt(%d/%d)\n",
ossdev->audio_fragment, frag ? *frag : 0,
ossdev->sample_rate, sample_rate,
ossdev->channels, channels,
ossdev->format, fmt);
return WAVERR_BADFORMAT;
}
/* check if the fragment sizes are the same */
if (ossdev->audio_fragment != (frag ? *frag : 0) )
{
ERR("FullDuplex: Playback and Capture hardware acceleration levels are different.\n"
"Please run winecfg, open \"Audio\" page and set\n"
"\"Hardware Acceleration\" to \"Emulation\".\n");
return WAVERR_BADFORMAT;
}
if (GetCurrentThreadId() != ossdev->owner_tid)
{
WARN("Another thread is trying to access audio...\n");
return MMSYSERR_ERROR;
}
if (ossdev->full_duplex && ossdev->bTriggerSupport &&
(req_access == O_RDONLY || req_access == O_WRONLY))
{
int enable;
if (req_access == O_WRONLY)
ossdev->bOutputEnabled=1;
else
ossdev->bInputEnabled=1;
enable = getEnables(ossdev);
TRACE("Calling SNDCTL_DSP_SETTRIGGER with %x\n",enable);
if (ioctl(ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER, %d) failed (%s)\n",ossdev->dev_name, enable, strerror(errno));
}
}
ossdev->open_count++;
return MMSYSERR_NOERROR;
}
/******************************************************************
* OSS_CloseDevice
*
*
*/
void OSS_CloseDevice(OSS_DEVICE* ossdev)
{
TRACE("(%p)\n",ossdev);
if (ossdev->open_count>0) {
ossdev->open_count--;
} else {
WARN("OSS_CloseDevice called too many times\n");
}
if (ossdev->open_count == 0)
{
fcntl(ossdev->fd, F_SETFL, fcntl(ossdev->fd, F_GETFL) & ~O_NDELAY);
/* reset the device before we close it in case it is in a bad state */
ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
if (close(ossdev->fd) != 0) FIXME("Cannot close %d: %s\n", ossdev->fd, strerror(errno));
}
}
/******************************************************************
* OSS_ResetDevice
*
* Resets the device. OSS Commercial requires the device to be closed
* after a SNDCTL_DSP_RESET ioctl call... this function implements
* this behavior...
* FIXME: This causes problems when doing full duplex so we really
* only reset when not doing full duplex. We need to do this better
* someday.
*/
static DWORD OSS_ResetDevice(OSS_DEVICE* ossdev)
{
DWORD ret = MMSYSERR_NOERROR;
int old_fd = ossdev->fd;
TRACE("(%p)\n", ossdev);
if (ossdev->open_count == 1) {
if (ioctl(ossdev->fd, SNDCTL_DSP_RESET, NULL) == -1)
{
perror("ioctl SNDCTL_DSP_RESET");
return -1;
}
close(ossdev->fd);
ret = OSS_RawOpenDevice(ossdev, 1);
TRACE("Changing fd from %d to %d\n", old_fd, ossdev->fd);
} else
WARN("Not resetting device because it is in full duplex mode!\n");
return ret;
}
static const int win_std_oss_fmts[2]={AFMT_U8,AFMT_S16_LE};
static const int win_std_rates[5]={96000,48000,44100,22050,11025};
static const int win_std_formats[2][2][5]=
{{{WAVE_FORMAT_96M08, WAVE_FORMAT_48M08, WAVE_FORMAT_4M08,
WAVE_FORMAT_2M08, WAVE_FORMAT_1M08},
{WAVE_FORMAT_96S08, WAVE_FORMAT_48S08, WAVE_FORMAT_4S08,
WAVE_FORMAT_2S08, WAVE_FORMAT_1S08}},
{{WAVE_FORMAT_96M16, WAVE_FORMAT_48M16, WAVE_FORMAT_4M16,
WAVE_FORMAT_2M16, WAVE_FORMAT_1M16},
{WAVE_FORMAT_96S16, WAVE_FORMAT_48S16, WAVE_FORMAT_4S16,
WAVE_FORMAT_2S16, WAVE_FORMAT_1S16}},
};
static void OSS_Info(int fd)
{
/* Note that this only reports the formats supported by the hardware.
* The driver may support other formats and do the conversions in
* software which is why we don't use this value
*/
int oss_mask, oss_caps;
if (ioctl(fd, SNDCTL_DSP_GETFMTS, &oss_mask) >= 0) {
TRACE("Formats=%08x ( ", oss_mask);
if (oss_mask & AFMT_MU_LAW) TRACE("AFMT_MU_LAW ");
if (oss_mask & AFMT_A_LAW) TRACE("AFMT_A_LAW ");
if (oss_mask & AFMT_IMA_ADPCM) TRACE("AFMT_IMA_ADPCM ");
if (oss_mask & AFMT_U8) TRACE("AFMT_U8 ");
if (oss_mask & AFMT_S16_LE) TRACE("AFMT_S16_LE ");
if (oss_mask & AFMT_S16_BE) TRACE("AFMT_S16_BE ");
if (oss_mask & AFMT_S8) TRACE("AFMT_S8 ");
if (oss_mask & AFMT_U16_LE) TRACE("AFMT_U16_LE ");
if (oss_mask & AFMT_U16_BE) TRACE("AFMT_U16_BE ");
if (oss_mask & AFMT_MPEG) TRACE("AFMT_MPEG ");
#ifdef AFMT_AC3
if (oss_mask & AFMT_AC3) TRACE("AFMT_AC3 ");
#endif
#ifdef AFMT_VORBIS
if (oss_mask & AFMT_VORBIS) TRACE("AFMT_VORBIS ");
#endif
#ifdef AFMT_S32_LE
if (oss_mask & AFMT_S32_LE) TRACE("AFMT_S32_LE ");
#endif
#ifdef AFMT_S32_BE
if (oss_mask & AFMT_S32_BE) TRACE("AFMT_S32_BE ");
#endif
#ifdef AFMT_FLOAT
if (oss_mask & AFMT_FLOAT) TRACE("AFMT_FLOAT ");
#endif
#ifdef AFMT_S24_LE
if (oss_mask & AFMT_S24_LE) TRACE("AFMT_S24_LE ");
#endif
#ifdef AFMT_S24_BE
if (oss_mask & AFMT_S24_BE) TRACE("AFMT_S24_BE ");
#endif
#ifdef AFMT_SPDIF_RAW
if (oss_mask & AFMT_SPDIF_RAW) TRACE("AFMT_SPDIF_RAW ");
#endif
TRACE(")\n");
}
if (ioctl(fd, SNDCTL_DSP_GETCAPS, &oss_caps) >= 0) {
TRACE("Caps=%08x\n",oss_caps);
TRACE("\tRevision: %d\n", oss_caps&DSP_CAP_REVISION);
TRACE("\tDuplex: %s\n", oss_caps & DSP_CAP_DUPLEX ? "true" : "false");
TRACE("\tRealtime: %s\n", oss_caps & DSP_CAP_REALTIME ? "true" : "false");
TRACE("\tBatch: %s\n", oss_caps & DSP_CAP_BATCH ? "true" : "false");
TRACE("\tCoproc: %s\n", oss_caps & DSP_CAP_COPROC ? "true" : "false");
TRACE("\tTrigger: %s\n", oss_caps & DSP_CAP_TRIGGER ? "true" : "false");
TRACE("\tMmap: %s\n", oss_caps & DSP_CAP_MMAP ? "true" : "false");
#ifdef DSP_CAP_MULTI
TRACE("\tMulti: %s\n", oss_caps & DSP_CAP_MULTI ? "true" : "false");
#endif
#ifdef DSP_CAP_BIND
TRACE("\tBind: %s\n", oss_caps & DSP_CAP_BIND ? "true" : "false");
#endif
#ifdef DSP_CAP_INPUT
TRACE("\tInput: %s\n", oss_caps & DSP_CAP_INPUT ? "true" : "false");
#endif
#ifdef DSP_CAP_OUTPUT
TRACE("\tOutput: %s\n", oss_caps & DSP_CAP_OUTPUT ? "true" : "false");
#endif
#ifdef DSP_CAP_VIRTUAL
TRACE("\tVirtual: %s\n", oss_caps & DSP_CAP_VIRTUAL ? "true" : "false");
#endif
#ifdef DSP_CAP_ANALOGOUT
TRACE("\tAnalog Out: %s\n", oss_caps & DSP_CAP_ANALOGOUT ? "true" : "false");
#endif
#ifdef DSP_CAP_ANALOGIN
TRACE("\tAnalog In: %s\n", oss_caps & DSP_CAP_ANALOGIN ? "true" : "false");
#endif
#ifdef DSP_CAP_DIGITALOUT
TRACE("\tDigital Out: %s\n", oss_caps & DSP_CAP_DIGITALOUT ? "true" : "false");
#endif
#ifdef DSP_CAP_DIGITALIN
TRACE("\tDigital In: %s\n", oss_caps & DSP_CAP_DIGITALIN ? "true" : "false");
#endif
#ifdef DSP_CAP_ADMASK
TRACE("\tA/D Mask: %s\n", oss_caps & DSP_CAP_ADMASK ? "true" : "false");
#endif
#ifdef DSP_CAP_SHADOW
TRACE("\tShadow: %s\n", oss_caps & DSP_CAP_SHADOW ? "true" : "false");
#endif
#ifdef DSP_CH_MASK
TRACE("\tChannel Mask: %x\n", oss_caps & DSP_CH_MASK);
#endif
#ifdef DSP_CAP_SLAVE
TRACE("\tSlave: %s\n", oss_caps & DSP_CAP_SLAVE ? "true" : "false");
#endif
}
}
/******************************************************************
* OSS_WaveOutInit
*
*
*/
static BOOL OSS_WaveOutInit(OSS_DEVICE* ossdev)
{
int rc,arg;
int f,c;
unsigned int r;
BOOL has_mixer = FALSE;
TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
if (OSS_OpenDevice(ossdev, O_WRONLY, NULL, 0,-1,-1,-1) != 0)
return FALSE;
ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
#if defined(SNDCTL_MIXERINFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
oss_mixerinfo info;
info.dev = 0;
if (ioctl(mixer, SNDCTL_MIXERINFO, &info) >= 0) {
lstrcpynA(ossdev->ds_desc.szDesc, info.name, sizeof(info.name));
strcpy(ossdev->ds_desc.szDrvname, "wineoss.drv");
MultiByteToWideChar(CP_UNIXCP, 0, info.name, sizeof(info.name),
ossdev->out_caps.szPname,
sizeof(ossdev->out_caps.szPname) / sizeof(WCHAR));
TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
has_mixer = TRUE;
} else {
WARN("%s: cannot read SNDCTL_MIXERINFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
}
}
#elif defined(SOUND_MIXER_INFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
mixer_info info;
if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
lstrcpynA(ossdev->ds_desc.szDesc, info.name, sizeof(info.name));
strcpy(ossdev->ds_desc.szDrvname, "wineoss.drv");
MultiByteToWideChar(CP_UNIXCP, 0, info.name, sizeof(info.name),
ossdev->out_caps.szPname,
sizeof(ossdev->out_caps.szPname) / sizeof(WCHAR));
TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
has_mixer = TRUE;
} else {
/* FreeBSD up to at least 5.2 provides this ioctl, but does not
* implement it properly, and there are probably similar issues
* on other platforms, so we warn but try to go ahead.
*/
WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
}
}
#endif /* SOUND_MIXER_INFO */
if (WINE_TRACE_ON(wave))
OSS_Info(ossdev->fd);
ossdev->out_caps.wMid = 0x00FF; /* Manufac ID */
ossdev->out_caps.wPid = 0x0001; /* Product ID */
ossdev->out_caps.vDriverVersion = 0x0100;
ossdev->out_caps.wChannels = 1;
ossdev->out_caps.dwFormats = 0x00000000;
ossdev->out_caps.wReserved1 = 0;
ossdev->out_caps.dwSupport = has_mixer ? WAVECAPS_VOLUME : 0;
/* direct sound caps */
ossdev->ds_caps.dwFlags = DSCAPS_CERTIFIED;
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY8BIT;
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY16BIT;
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYMONO;
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYSTEREO;
ossdev->ds_caps.dwFlags |= DSCAPS_CONTINUOUSRATE;
ossdev->ds_caps.dwPrimaryBuffers = 1;
ossdev->ds_caps.dwMinSecondarySampleRate = DSBFREQUENCY_MIN;
ossdev->ds_caps.dwMaxSecondarySampleRate = DSBFREQUENCY_MAX;
/* We must first set the format and the stereo mode as some sound cards
* may support 44kHz mono but not 44kHz stereo. Also we must
* systematically check the return value of these ioctls as they will
* always succeed (see OSS Linux) but will modify the parameter to match
* whatever they support. The OSS specs also say we must first set the
* sample size, then the stereo and then the sample rate.
*/
for (f=0;f<2;f++) {
arg=win_std_oss_fmts[f];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
if (rc!=0 || arg!=win_std_oss_fmts[f]) {
TRACE("DSP_SAMPLESIZE: rc=%d returned %d for %d\n",
rc,arg,win_std_oss_fmts[f]);
continue;
}
if (f == 0)
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARY8BIT;
else if (f == 1)
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARY16BIT;
for (c = 1; c <= MAX_CHANNELS; c++) {
arg=c;
rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
if( rc == -1) break;
if (rc!=0 || arg!=c) {
TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
continue;
}
if (c == 1) {
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYMONO;
} else if (c == 2) {
ossdev->out_caps.wChannels = 2;
if (has_mixer)
ossdev->out_caps.dwSupport|=WAVECAPS_LRVOLUME;
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYSTEREO;
} else
ossdev->out_caps.wChannels = c;
for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
arg=win_std_rates[r];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",
rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
if (rc==0 && arg!=0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
ossdev->out_caps.dwFormats|=win_std_formats[f][c-1][r];
}
}
}
if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
if (arg & DSP_CAP_TRIGGER)
ossdev->bTriggerSupport = TRUE;
if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH)) {
ossdev->out_caps.dwSupport |= WAVECAPS_SAMPLEACCURATE;
}
/* well, might as well use the DirectSound cap flag for something */
if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
!(arg & DSP_CAP_BATCH)) {
ossdev->out_caps.dwSupport |= WAVECAPS_DIRECTSOUND;
} else {
ossdev->ds_caps.dwFlags |= DSCAPS_EMULDRIVER;
}
#ifdef DSP_CAP_MULTI /* not every oss has this */
/* check for hardware secondary buffer support (multi open) */
if ((arg & DSP_CAP_MULTI) &&
(ossdev->out_caps.dwSupport & WAVECAPS_DIRECTSOUND)) {
TRACE("hardware secondary buffer support available\n");
ossdev->ds_caps.dwMaxHwMixingAllBuffers = 16;
ossdev->ds_caps.dwMaxHwMixingStaticBuffers = 0;
ossdev->ds_caps.dwMaxHwMixingStreamingBuffers = 16;
ossdev->ds_caps.dwFreeHwMixingAllBuffers = 16;
ossdev->ds_caps.dwFreeHwMixingStaticBuffers = 0;
ossdev->ds_caps.dwFreeHwMixingStreamingBuffers = 16;
}
#endif
}
OSS_CloseDevice(ossdev);
TRACE("out wChannels = %d, dwFormats = %08X, dwSupport = %08X\n",
ossdev->out_caps.wChannels, ossdev->out_caps.dwFormats,
ossdev->out_caps.dwSupport);
return TRUE;
}
/******************************************************************
* OSS_WaveInInit
*
*
*/
static BOOL OSS_WaveInInit(OSS_DEVICE* ossdev)
{
int rc,arg;
int f,c;
unsigned int r;
TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
if (OSS_OpenDevice(ossdev, O_RDONLY, NULL, 0,-1,-1,-1) != 0)
return FALSE;
ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
#if defined(SNDCTL_MIXERINFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
oss_mixerinfo info;
info.dev = 0;
if (ioctl(mixer, SNDCTL_MIXERINFO, &info) >= 0) {
MultiByteToWideChar(CP_UNIXCP, 0, info.name, -1,
ossdev->in_caps.szPname,
sizeof(ossdev->in_caps.szPname) / sizeof(WCHAR));
TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
} else {
WARN("%s: cannot read SNDCTL_MIXERINFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name, strerror(errno));
}
}
#elif defined(SOUND_MIXER_INFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
mixer_info info;
if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
MultiByteToWideChar(CP_UNIXCP, 0, info.name, -1,
ossdev->in_caps.szPname,
sizeof(ossdev->in_caps.szPname) / sizeof(WCHAR));
TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
} else {
/* FreeBSD up to at least 5.2 provides this ioctl, but does not
* implement it properly, and there are probably similar issues
* on other platforms, so we warn but try to go ahead.
*/
WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name, strerror(errno));
}
}
#endif /* SOUND_MIXER_INFO */
if (WINE_TRACE_ON(wave))
OSS_Info(ossdev->fd);
ossdev->in_caps.wMid = 0x00FF; /* Manufac ID */
ossdev->in_caps.wPid = 0x0001; /* Product ID */
ossdev->in_caps.dwFormats = 0x00000000;
ossdev->in_caps.wChannels = 1;
ossdev->in_caps.wReserved1 = 0;
/* direct sound caps */
ossdev->dsc_caps.dwSize = sizeof(ossdev->dsc_caps);
ossdev->dsc_caps.dwFlags = 0;
ossdev->dsc_caps.dwFormats = 0x00000000;
ossdev->dsc_caps.dwChannels = 1;
/* See the comment in OSS_WaveOutInit for the loop order */
for (f=0;f<2;f++) {
arg=win_std_oss_fmts[f];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
if (rc!=0 || arg!=win_std_oss_fmts[f]) {
TRACE("DSP_SAMPLESIZE: rc=%d returned 0x%x for 0x%x\n",
rc,arg,win_std_oss_fmts[f]);
continue;
}
for (c = 1; c <= MAX_CHANNELS; c++) {
arg=c;
rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
if( rc == -1) break;
if (rc!=0 || arg!=c) {
TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
continue;
}
if (c > 1) {
ossdev->in_caps.wChannels = c;
ossdev->dsc_caps.dwChannels = c;
}
for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
arg=win_std_rates[r];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
if (rc==0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
ossdev->in_caps.dwFormats|=win_std_formats[f][c-1][r];
ossdev->dsc_caps.dwFormats|=win_std_formats[f][c-1][r];
}
}
}
if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
if (arg & DSP_CAP_TRIGGER)
ossdev->bTriggerSupport = TRUE;
if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
!(arg & DSP_CAP_BATCH)) {
/* FIXME: enable the next statement if you want to work on the driver */
#if 0
ossdev->in_caps_support |= WAVECAPS_DIRECTSOUND;
#endif
}
if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH))
ossdev->in_caps_support |= WAVECAPS_SAMPLEACCURATE;
}
OSS_CloseDevice(ossdev);
TRACE("in wChannels = %d, dwFormats = %08X, in_caps_support = %08X\n",
ossdev->in_caps.wChannels, ossdev->in_caps.dwFormats, ossdev->in_caps_support);
return TRUE;
}
/******************************************************************
* OSS_WaveFullDuplexInit
*
*
*/
static void OSS_WaveFullDuplexInit(OSS_DEVICE* ossdev)
{
int rc,arg;
int f,c;
unsigned int r;
int caps;
BOOL has_mixer = FALSE;
TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
/* The OSS documentation says we must call SNDCTL_SETDUPLEX
* *before* checking for SNDCTL_DSP_GETCAPS otherwise we may
* get the wrong result. This ioctl must even be done before
* setting the fragment size so that only OSS_RawOpenDevice is
* in a position to do it. So we set full_duplex speculatively
* and adjust right after.
*/
ossdev->full_duplex=1;
rc=OSS_OpenDevice(ossdev, O_RDWR, NULL, 0,-1,-1,-1);
ossdev->full_duplex=0;
if (rc != 0)
return;
ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
#if defined(SNDCTL_MIXERINFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDWR|O_NDELAY)) >= 0) {
oss_mixerinfo info;
info.dev = 0;
if (ioctl(mixer, SNDCTL_MIXERINFO, &info) >= 0) {
has_mixer = TRUE;
} else {
WARN("%s: cannot read SNDCTL_MIXERINFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
}
}
#elif defined(SOUND_MIXER_INFO)
{
int mixer;
if ((mixer = open(ossdev->mixer_name, O_RDWR|O_NDELAY)) >= 0) {
mixer_info info;
if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
has_mixer = TRUE;
} else {
/* FreeBSD up to at least 5.2 provides this ioctl, but does not
* implement it properly, and there are probably similar issues
* on other platforms, so we warn but try to go ahead.
*/
WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
}
close(mixer);
} else {
WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
}
}
#endif /* SOUND_MIXER_INFO */
TRACE("%s\n", ossdev->ds_desc.szDesc);
if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &caps) == 0)
ossdev->full_duplex = (caps & DSP_CAP_DUPLEX);
ossdev->duplex_out_caps = ossdev->out_caps;
ossdev->duplex_out_caps.wChannels = 1;
ossdev->duplex_out_caps.dwFormats = 0x00000000;
ossdev->duplex_out_caps.dwSupport = has_mixer ? WAVECAPS_VOLUME : 0;
if (WINE_TRACE_ON(wave))
OSS_Info(ossdev->fd);
/* See the comment in OSS_WaveOutInit for the loop order */
for (f=0;f<2;f++) {
arg=win_std_oss_fmts[f];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
if (rc!=0 || arg!=win_std_oss_fmts[f]) {
TRACE("DSP_SAMPLESIZE: rc=%d returned 0x%x for 0x%x\n",
rc,arg,win_std_oss_fmts[f]);
continue;
}
for (c = 1; c <= MAX_CHANNELS; c++) {
arg=c;
rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
if( rc == -1) break;
if (rc!=0 || arg!=c) {
TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
continue;
}
if (c == 1) {
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYMONO;
} else if (c == 2) {
ossdev->duplex_out_caps.wChannels = 2;
if (has_mixer)
ossdev->duplex_out_caps.dwSupport|=WAVECAPS_LRVOLUME;
ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYSTEREO;
} else
ossdev->duplex_out_caps.wChannels = c;
for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
arg=win_std_rates[r];
rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",
rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
if (rc==0 && arg!=0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
ossdev->duplex_out_caps.dwFormats|=win_std_formats[f][c-1][r];
}
}
}
if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH)) {
ossdev->duplex_out_caps.dwSupport |= WAVECAPS_SAMPLEACCURATE;
}
/* well, might as well use the DirectSound cap flag for something */
if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
!(arg & DSP_CAP_BATCH)) {
ossdev->duplex_out_caps.dwSupport |= WAVECAPS_DIRECTSOUND;
}
}
OSS_CloseDevice(ossdev);
TRACE("duplex wChannels = %d, dwFormats = %08X, dwSupport = %08X\n",
ossdev->duplex_out_caps.wChannels,
ossdev->duplex_out_caps.dwFormats,
ossdev->duplex_out_caps.dwSupport);
}
static char* StrDup(const char* str, const char* def)
{
char* dst;
if (str==NULL)
str=def;
dst=HeapAlloc(GetProcessHeap(),0,strlen(str)+1);
strcpy(dst, str);
return dst;
}
static int WAVE_loadcount;
/******************************************************************
* OSS_WaveInit
*
* Initialize internal structures from OSS information
*/
static LRESULT OSS_WaveInit(void)
{
char* str;
unsigned int i;
/* FIXME: Remove unneeded members of WOutDev and WInDev */
TRACE("(%i)\n", WAVE_loadcount);
if (WAVE_loadcount++)
return 1;
str=getenv("AUDIODEV");
if (str!=NULL)
{
WOutDev[0].ossdev.dev_name = WInDev[0].ossdev.dev_name = StrDup(str,"");
WOutDev[0].ossdev.mixer_name = WInDev[0].ossdev.mixer_name = StrDup(getenv("MIXERDEV"),"/dev/mixer");
for (i = 1; i < MAX_WAVEDRV; ++i)
{
WOutDev[i].ossdev.dev_name = WInDev[i].ossdev.dev_name = StrDup("",NULL);
WOutDev[i].ossdev.mixer_name = WInDev[i].ossdev.mixer_name = StrDup("",NULL);
}
}
else
{
WOutDev[0].ossdev.dev_name = WInDev[0].ossdev.dev_name = StrDup("/dev/dsp",NULL);
WOutDev[0].ossdev.mixer_name = WInDev[0].ossdev.mixer_name = StrDup("/dev/mixer",NULL);
for (i = 1; i < MAX_WAVEDRV; ++i)
{
WOutDev[i].ossdev.dev_name = WInDev[i].ossdev.dev_name = HeapAlloc(GetProcessHeap(),0,11);
sprintf(WOutDev[i].ossdev.dev_name, "/dev/dsp%u", i);
WOutDev[i].ossdev.mixer_name = WInDev[i].ossdev.mixer_name = HeapAlloc(GetProcessHeap(),0,13);
sprintf(WOutDev[i].ossdev.mixer_name, "/dev/mixer%u", i);
}
}
for (i = 0; i < MAX_WAVEDRV; ++i)
{
WOutDev[i].ossdev.interface_name = WInDev[i].ossdev.interface_name =
HeapAlloc(GetProcessHeap(),0,9+strlen(WOutDev[i].ossdev.dev_name)+1);
sprintf(WOutDev[i].ossdev.interface_name, "wineoss: %s", WOutDev[i].ossdev.dev_name);
}
/* start with output devices */
for (i = 0; i < MAX_WAVEDRV; ++i)
{
if (*WOutDev[i].ossdev.dev_name == '\0' || OSS_WaveOutInit(&WOutDev[i].ossdev))
{
WOutDev[numOutDev].state = WINE_WS_CLOSED;
WOutDev[numOutDev].volume = 0xffffffff;
numOutDev++;
}
}
/* then do input devices */
for (i = 0; i < MAX_WAVEDRV; ++i)
{
if (*WInDev[i].ossdev.dev_name=='\0' || OSS_WaveInInit(&WInDev[i].ossdev))
{
WInDev[numInDev].state = WINE_WS_CLOSED;
numInDev++;
}
}
/* finish with the full duplex bits */
for (i = 0; i < MAX_WAVEDRV; i++)
if (*WOutDev[i].ossdev.dev_name!='\0')
OSS_WaveFullDuplexInit(&WOutDev[i].ossdev);
TRACE("%d wave out devices\n", numOutDev);
for (i = 0; i < numOutDev; i++) {
TRACE("%u: %s, %s, %s\n", i, WOutDev[i].ossdev.dev_name,
WOutDev[i].ossdev.mixer_name, WOutDev[i].ossdev.interface_name);
}
TRACE("%d wave in devices\n", numInDev);
for (i = 0; i < numInDev; i++) {
TRACE("%u: %s, %s, %s\n", i, WInDev[i].ossdev.dev_name,
WInDev[i].ossdev.mixer_name, WInDev[i].ossdev.interface_name);
}
return 0;
}
/******************************************************************
* OSS_WaveExit
*
* Delete/clear internal structures of OSS information
*/
static LRESULT OSS_WaveExit(void)
{
int i;
TRACE("(%i)\n", WAVE_loadcount);
if (--WAVE_loadcount)
return 1;
for (i = 0; i < MAX_WAVEDRV; ++i)
{
HeapFree(GetProcessHeap(), 0, WOutDev[i].ossdev.dev_name);
HeapFree(GetProcessHeap(), 0, WOutDev[i].ossdev.mixer_name);
HeapFree(GetProcessHeap(), 0, WOutDev[i].ossdev.interface_name);
}
ZeroMemory(WOutDev, sizeof(WOutDev));
ZeroMemory(WInDev, sizeof(WInDev));
numOutDev = 0;
numInDev = 0;
return 0;
}
/******************************************************************
* OSS_InitRingMessage
*
* Initialize the ring of messages for passing between driver's caller and playback/record
* thread
*/
static int OSS_InitRingMessage(OSS_MSG_RING* omr)
{
omr->msg_toget = 0;
omr->msg_tosave = 0;
#ifdef USE_PIPE_SYNC
if (pipe(omr->msg_pipe) < 0) {
omr->msg_pipe[0] = -1;
omr->msg_pipe[1] = -1;
ERR("could not create pipe, error=%s\n", strerror(errno));
}
#else
omr->msg_event = CreateEventW(NULL, FALSE, FALSE, NULL);
#endif
omr->ring_buffer_size = OSS_RING_BUFFER_INCREMENT;
omr->messages = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,omr->ring_buffer_size * sizeof(OSS_MSG));
InitializeCriticalSection(&omr->msg_crst);
omr->msg_crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": OSS_MSG_RING.msg_crst");
return 0;
}
/******************************************************************
* OSS_DestroyRingMessage
*
*/
static int OSS_DestroyRingMessage(OSS_MSG_RING* omr)
{
#ifdef USE_PIPE_SYNC
close(omr->msg_pipe[0]);
close(omr->msg_pipe[1]);
#else
CloseHandle(omr->msg_event);
#endif
HeapFree(GetProcessHeap(),0,omr->messages);
omr->msg_crst.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&omr->msg_crst);
return 0;
}
/******************************************************************
* OSS_AddRingMessage
*
* Inserts a new message into the ring (should be called from DriverProc derived routines)
*/
static int OSS_AddRingMessage(OSS_MSG_RING* omr, enum win_wm_message msg, DWORD param, BOOL wait)
{
HANDLE hEvent = INVALID_HANDLE_VALUE;
EnterCriticalSection(&omr->msg_crst);
if ((omr->msg_toget == ((omr->msg_tosave + 1) % omr->ring_buffer_size)))
{
int old_ring_buffer_size = omr->ring_buffer_size;
omr->ring_buffer_size += OSS_RING_BUFFER_INCREMENT;
TRACE("omr->ring_buffer_size=%d\n",omr->ring_buffer_size);
omr->messages = HeapReAlloc(GetProcessHeap(),0,omr->messages, omr->ring_buffer_size * sizeof(OSS_MSG));
/* Now we need to rearrange the ring buffer so that the new
buffers just allocated are in between omr->msg_tosave and
omr->msg_toget.
*/
if (omr->msg_tosave < omr->msg_toget)
{
memmove(&(omr->messages[omr->msg_toget + OSS_RING_BUFFER_INCREMENT]),
&(omr->messages[omr->msg_toget]),
sizeof(OSS_MSG)*(old_ring_buffer_size - omr->msg_toget)
);
omr->msg_toget += OSS_RING_BUFFER_INCREMENT;
}
}
if (wait)
{
hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
if (hEvent == INVALID_HANDLE_VALUE)
{
ERR("can't create event !?\n");
LeaveCriticalSection(&omr->msg_crst);
return 0;
}
if (omr->msg_toget != omr->msg_tosave && omr->messages[omr->msg_toget].msg != WINE_WM_HEADER)
FIXME("two fast messages in the queue!!!! toget = %d(%s), tosave=%d(%s)\n",
omr->msg_toget,getCmdString(omr->messages[omr->msg_toget].msg),
omr->msg_tosave,getCmdString(omr->messages[omr->msg_tosave].msg));
/* fast messages have to be added at the start of the queue */
omr->msg_toget = (omr->msg_toget + omr->ring_buffer_size - 1) % omr->ring_buffer_size;
omr->messages[omr->msg_toget].msg = msg;
omr->messages[omr->msg_toget].param = param;
omr->messages[omr->msg_toget].hEvent = hEvent;
}
else
{
omr->messages[omr->msg_tosave].msg = msg;
omr->messages[omr->msg_tosave].param = param;
omr->messages[omr->msg_tosave].hEvent = INVALID_HANDLE_VALUE;
omr->msg_tosave = (omr->msg_tosave + 1) % omr->ring_buffer_size;
}
LeaveCriticalSection(&omr->msg_crst);
/* signal a new message */
SIGNAL_OMR(omr);
if (wait)
{
/* wait for playback/record thread to have processed the message */
WaitForSingleObject(hEvent, INFINITE);
CloseHandle(hEvent);
}
return 1;
}
/******************************************************************
* OSS_RetrieveRingMessage
*
* Get a message from the ring. Should be called by the playback/record thread.
*/
static int OSS_RetrieveRingMessage(OSS_MSG_RING* omr,
enum win_wm_message *msg, DWORD_PTR *param, HANDLE *hEvent)
{
EnterCriticalSection(&omr->msg_crst);
if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
{
LeaveCriticalSection(&omr->msg_crst);
return 0;
}
*msg = omr->messages[omr->msg_toget].msg;
omr->messages[omr->msg_toget].msg = 0;
*param = omr->messages[omr->msg_toget].param;
*hEvent = omr->messages[omr->msg_toget].hEvent;
omr->msg_toget = (omr->msg_toget + 1) % omr->ring_buffer_size;
CLEAR_OMR(omr);
LeaveCriticalSection(&omr->msg_crst);
return 1;
}
/******************************************************************
* OSS_PeekRingMessage
*
* Peek at a message from the ring but do not remove it.
* Should be called by the playback/record thread.
*/
static int OSS_PeekRingMessage(OSS_MSG_RING* omr,
enum win_wm_message *msg,
DWORD_PTR *param, HANDLE *hEvent)
{
EnterCriticalSection(&omr->msg_crst);
if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
{
LeaveCriticalSection(&omr->msg_crst);
return 0;
}
*msg = omr->messages[omr->msg_toget].msg;
*param = omr->messages[omr->msg_toget].param;
*hEvent = omr->messages[omr->msg_toget].hEvent;
LeaveCriticalSection(&omr->msg_crst);
return 1;
}
/*======================================================================*
* Low level WAVE OUT implementation *
*======================================================================*/
/**************************************************************************
* wodNotifyClient [internal]
*/
static void wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("wMsg = 0x%04x (%s) dwParm1 = %04lx dwParam2 = %04lx\n", wMsg,
wMsg == WOM_OPEN ? "WOM_OPEN" : wMsg == WOM_CLOSE ? "WOM_CLOSE" :
wMsg == WOM_DONE ? "WOM_DONE" : "Unknown", dwParam1, dwParam2);
switch (wMsg) {
case WOM_OPEN:
case WOM_CLOSE:
case WOM_DONE:
if (wwo->wFlags != DCB_NULL &&
!DriverCallback(wwo->waveDesc.dwCallback, wwo->wFlags,
(HDRVR)wwo->waveDesc.hWave, wMsg,
wwo->waveDesc.dwInstance, dwParam1, dwParam2)) {
WARN("can't notify client !\n");
}
break;
default:
FIXME("Unknown callback message %u\n", wMsg);
}
}
/**************************************************************************
* wodUpdatePlayedTotal [internal]
*
*/
static BOOL wodUpdatePlayedTotal(WINE_WAVEOUT* wwo, audio_buf_info* info)
{
audio_buf_info dspspace;
DWORD notplayed;
if (!info) info = &dspspace;
if (ioctl(wwo->ossdev.fd, SNDCTL_DSP_GETOSPACE, info) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_GETOSPACE) failed (%s)\n", wwo->ossdev.dev_name, strerror(errno));
return FALSE;
}
/* GETOSPACE is not always accurate when we're down to the last fragment or two;
** we try to accommodate that here by assuming that the dsp is empty by looking
** at the clock rather than the result of GETOSPACE */
notplayed = wwo->dwBufferSize - info->bytes;
if (notplayed > 0 && notplayed < (info->fragsize * 2))
{
if (wwo->dwProjectedFinishTime && GetTickCount() >= wwo->dwProjectedFinishTime)
{
TRACE("Adjusting for a presumed OSS bug and assuming all data has been played.\n");
wwo->dwPlayedTotal = wwo->dwWrittenTotal;
return TRUE;
}
else
/* Some OSS drivers will clean up nicely if given a POST, so give 'em the chance... */
ioctl(wwo->ossdev.fd, SNDCTL_DSP_POST, 0);
}
wwo->dwPlayedTotal = wwo->dwWrittenTotal - notplayed;
return TRUE;
}
/**************************************************************************
* wodPlayer_BeginWaveHdr [internal]
*
* Makes the specified lpWaveHdr the currently playing wave header.
* If the specified wave header is a begin loop and we're not already in
* a loop, setup the loop.
*/
static void wodPlayer_BeginWaveHdr(WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
{
wwo->lpPlayPtr = lpWaveHdr;
if (!lpWaveHdr) return;
if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP) {
if (wwo->lpLoopPtr) {
WARN("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
} else {
TRACE("Starting loop (%dx) with %p\n", lpWaveHdr->dwLoops, lpWaveHdr);
wwo->lpLoopPtr = lpWaveHdr;
/* Windows does not touch WAVEHDR.dwLoops,
* so we need to make an internal copy */
wwo->dwLoops = lpWaveHdr->dwLoops;
}
}
wwo->dwPartialOffset = 0;
}
/**************************************************************************
* wodPlayer_PlayPtrNext [internal]
*
* Advance the play pointer to the next waveheader, looping if required.
*/
static LPWAVEHDR wodPlayer_PlayPtrNext(WINE_WAVEOUT* wwo)
{
LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
wwo->dwPartialOffset = 0;
if ((lpWaveHdr->dwFlags & WHDR_ENDLOOP) && wwo->lpLoopPtr) {
/* We're at the end of a loop, loop if required */
if (--wwo->dwLoops > 0) {
wwo->lpPlayPtr = wwo->lpLoopPtr;
} else {
/* Handle overlapping loops correctly */
if (wwo->lpLoopPtr != lpWaveHdr && (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)) {
FIXME("Correctly handled case ? (ending loop buffer also starts a new loop)\n");
/* shall we consider the END flag for the closing loop or for
* the opening one or for both ???
* code assumes for closing loop only
*/
} else {
lpWaveHdr = lpWaveHdr->lpNext;
}
wwo->lpLoopPtr = NULL;
wodPlayer_BeginWaveHdr(wwo, lpWaveHdr);
}
} else {
/* We're not in a loop. Advance to the next wave header */
wodPlayer_BeginWaveHdr(wwo, lpWaveHdr = lpWaveHdr->lpNext);
}
return lpWaveHdr;
}
/**************************************************************************
* wodPlayer_TicksTillEmpty [internal]
* Returns the number of ticks until we think the DSP should be empty
*/
static DWORD wodPlayer_TicksTillEmpty(const WINE_WAVEOUT *wwo)
{
return ((wwo->dwWrittenTotal - wwo->dwPlayedTotal) * 1000)
/ wwo->waveFormat.Format.nAvgBytesPerSec;
}
/**************************************************************************
* wodPlayer_DSPWait [internal]
* Returns the number of milliseconds to wait for the DSP buffer to write
* one fragment.
*/
static DWORD wodPlayer_DSPWait(const WINE_WAVEOUT *wwo)
{
/* time for one fragment to be played */
return wwo->dwFragmentSize * 1000 / wwo->waveFormat.Format.nAvgBytesPerSec;
}
/**************************************************************************
* wodPlayer_NotifyWait [internal]
* Returns the number of milliseconds to wait before attempting to notify
* completion of the specified wavehdr.
* This is based on the number of bytes remaining to be written in the
* wave.
*/
static DWORD wodPlayer_NotifyWait(const WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
{
DWORD dwMillis;
if (lpWaveHdr->reserved < wwo->dwPlayedTotal) {
dwMillis = 1;
} else {
dwMillis = (lpWaveHdr->reserved - wwo->dwPlayedTotal) * 1000 / wwo->waveFormat.Format.nAvgBytesPerSec;
if (!dwMillis) dwMillis = 1;
}
return dwMillis;
}
/**************************************************************************
* wodPlayer_WriteMaxFrags [internal]
* Writes the maximum number of bytes possible to the DSP and returns
* TRUE iff the current playPtr has been fully played
*/
static BOOL wodPlayer_WriteMaxFrags(WINE_WAVEOUT* wwo, DWORD* bytes)
{
DWORD dwLength = wwo->lpPlayPtr->dwBufferLength - wwo->dwPartialOffset;
DWORD toWrite = min(dwLength, *bytes);
int written;
BOOL ret = FALSE;
TRACE("Writing wavehdr %p.%u[%u]/%u\n",
wwo->lpPlayPtr, wwo->dwPartialOffset, wwo->lpPlayPtr->dwBufferLength, toWrite);
if (toWrite > 0)
{
written = write(wwo->ossdev.fd, wwo->lpPlayPtr->lpData + wwo->dwPartialOffset, toWrite);
if (written <= 0) {
TRACE("write(%s, %p, %d) failed (%s) returned %d\n", wwo->ossdev.dev_name,
wwo->lpPlayPtr->lpData + wwo->dwPartialOffset, toWrite, strerror(errno), written);
return FALSE;
}
}
else
written = 0;
if (written >= dwLength) {
/* If we wrote all current wavehdr, skip to the next one */
wodPlayer_PlayPtrNext(wwo);
ret = TRUE;
} else {
/* Remove the amount written */
wwo->dwPartialOffset += written;
}
*bytes -= written;
wwo->dwWrittenTotal += written;
TRACE("dwWrittenTotal=%u\n", wwo->dwWrittenTotal);
return ret;
}
/**************************************************************************
* wodPlayer_NotifyCompletions [internal]
*
* Notifies and remove from queue all wavehdrs which have been played to
* the speaker (ie. they have cleared the OSS buffer). If force is true,
* we notify all wavehdrs and remove them all from the queue even if they
* are unplayed or part of a loop.
*/
static DWORD wodPlayer_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force)
{
LPWAVEHDR lpWaveHdr;
/* Start from lpQueuePtr and keep notifying until:
* - we hit an unwritten wavehdr
* - we hit the beginning of a running loop
* - we hit a wavehdr which hasn't finished playing
*/
#if 0
while ((lpWaveHdr = wwo->lpQueuePtr) &&
(force ||
(lpWaveHdr != wwo->lpPlayPtr &&
lpWaveHdr != wwo->lpLoopPtr &&
lpWaveHdr->reserved <= wwo->dwPlayedTotal))) {
wwo->lpQueuePtr = lpWaveHdr->lpNext;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
wodNotifyClient(wwo, WOM_DONE, (DWORD_PTR)lpWaveHdr, 0);
}
#else
for (;;)
{
lpWaveHdr = wwo->lpQueuePtr;
if (!lpWaveHdr) {TRACE("Empty queue\n"); break;}
if (!force)
{
if (lpWaveHdr == wwo->lpPlayPtr) {TRACE("play %p\n", lpWaveHdr); break;}
if (lpWaveHdr == wwo->lpLoopPtr) {TRACE("loop %p\n", lpWaveHdr); break;}
if (lpWaveHdr->reserved > wwo->dwPlayedTotal) {TRACE("still playing %p (%lu/%u)\n", lpWaveHdr, lpWaveHdr->reserved, wwo->dwPlayedTotal);break;}
}
wwo->lpQueuePtr = lpWaveHdr->lpNext;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
wodNotifyClient(wwo, WOM_DONE, (DWORD_PTR)lpWaveHdr, 0);
}
#endif
return (lpWaveHdr && lpWaveHdr != wwo->lpPlayPtr && lpWaveHdr != wwo->lpLoopPtr) ?
wodPlayer_NotifyWait(wwo, lpWaveHdr) : INFINITE;
}
/**************************************************************************
* wodPlayer_Reset [internal]
*
* wodPlayer helper. Resets current output stream.
*/
static void wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
{
wodUpdatePlayedTotal(wwo, NULL);
/* updates current notify list */
wodPlayer_NotifyCompletions(wwo, FALSE);
/* flush all possible output */
if (OSS_ResetDevice(&wwo->ossdev) != MMSYSERR_NOERROR)
{
wwo->hThread = 0;
wwo->state = WINE_WS_STOPPED;
ExitThread(-1);
}
if (reset) {
enum win_wm_message msg;
DWORD_PTR param;
HANDLE ev;
/* remove any buffer */
wodPlayer_NotifyCompletions(wwo, TRUE);
wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
wwo->state = WINE_WS_STOPPED;
wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
/* Clear partial wavehdr */
wwo->dwPartialOffset = 0;
/* remove any existing message in the ring */
EnterCriticalSection(&wwo->msgRing.msg_crst);
/* return all pending headers in queue */
while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev))
{
if (msg != WINE_WM_HEADER)
{
FIXME("shouldn't have headers left\n");
SetEvent(ev);
continue;
}
((LPWAVEHDR)param)->dwFlags &= ~WHDR_INQUEUE;
((LPWAVEHDR)param)->dwFlags |= WHDR_DONE;
wodNotifyClient(wwo, WOM_DONE, param, 0);
}
RESET_OMR(&wwo->msgRing);
LeaveCriticalSection(&wwo->msgRing.msg_crst);
} else {
if (wwo->lpLoopPtr) {
/* complicated case, not handled yet (could imply modifying the loop counter */
FIXME("Pausing while in loop isn't correctly handled yet, expect 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;
}
}
/**************************************************************************
* wodPlayer_ProcessMessages [internal]
*/
static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
{
LPWAVEHDR lpWaveHdr;
enum win_wm_message msg;
DWORD_PTR param;
HANDLE ev;
while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev)) {
TRACE("Received %s %lx\n", getCmdString(msg), param);
switch (msg) {
case WINE_WM_PAUSING:
wodPlayer_Reset(wwo, FALSE);
SetEvent(ev);
break;
case WINE_WM_RESTARTING:
if (wwo->state == WINE_WS_PAUSED)
{
wwo->state = WINE_WS_PLAYING;
}
SetEvent(ev);
break;
case WINE_WM_HEADER:
lpWaveHdr = (LPWAVEHDR)param;
/* insert buffer at the end of queue */
{
LPWAVEHDR* wh;
for (wh = &(wwo->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
*wh = lpWaveHdr;
}
if (!wwo->lpPlayPtr)
wodPlayer_BeginWaveHdr(wwo,lpWaveHdr);
if (wwo->state == WINE_WS_STOPPED)
wwo->state = WINE_WS_PLAYING;
break;
case WINE_WM_RESETTING:
wodPlayer_Reset(wwo, TRUE);
SetEvent(ev);
break;
case WINE_WM_UPDATE:
wodUpdatePlayedTotal(wwo, NULL);
SetEvent(ev);
break;
case WINE_WM_BREAKLOOP:
if (wwo->state == WINE_WS_PLAYING && wwo->lpLoopPtr != NULL) {
/* ensure exit at end of current loop */
wwo->dwLoops = 1;
}
SetEvent(ev);
break;
case WINE_WM_CLOSING:
/* sanity check: this should not happen since the device must have been reset before */
if (wwo->lpQueuePtr || wwo->lpPlayPtr) ERR("out of sync\n");
wwo->hThread = 0;
wwo->state = WINE_WS_CLOSED;
SetEvent(ev);
ExitThread(0);
/* shouldn't go here */
default:
FIXME("unknown message %d\n", msg);
break;
}
}
}
/**************************************************************************
* wodPlayer_FeedDSP [internal]
* Feed as much sound data as we can into the DSP and return the number of
* milliseconds before it will be necessary to feed the DSP again.
*/
static DWORD wodPlayer_FeedDSP(WINE_WAVEOUT* wwo)
{
audio_buf_info dspspace;
DWORD availInQ;
if (!wodUpdatePlayedTotal(wwo, &dspspace)) return INFINITE;
availInQ = dspspace.bytes;
TRACE("fragments=%d/%d, fragsize=%d, bytes=%d\n",
dspspace.fragments, dspspace.fragstotal, dspspace.fragsize, dspspace.bytes);
/* no more room... no need to try to feed */
if (dspspace.fragments != 0) {
/* Feed from partial wavehdr */
if (wwo->lpPlayPtr && wwo->dwPartialOffset != 0) {
wodPlayer_WriteMaxFrags(wwo, &availInQ);
}
/* Feed wavehdrs until we run out of wavehdrs or DSP space */
if (wwo->dwPartialOffset == 0 && wwo->lpPlayPtr) {
do {
TRACE("Setting time to elapse for %p to %u\n",
wwo->lpPlayPtr, wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength);
/* note the value that dwPlayedTotal will return when this wave finishes playing */
wwo->lpPlayPtr->reserved = wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength;
} while (wodPlayer_WriteMaxFrags(wwo, &availInQ) && wwo->lpPlayPtr && availInQ > 0);
}
if (wwo->bNeedPost) {
/* OSS doesn't start before it gets either 2 fragments or a SNDCTL_DSP_POST;
* if it didn't get one, we give it the other */
if (wwo->dwBufferSize < availInQ + 2 * wwo->dwFragmentSize)
ioctl(wwo->ossdev.fd, SNDCTL_DSP_POST, 0);
wwo->bNeedPost = FALSE;
}
}
return wodPlayer_DSPWait(wwo);
}
/**************************************************************************
* wodPlayer [internal]
*/
static DWORD CALLBACK wodPlayer(LPVOID pmt)
{
WORD uDevID = (DWORD_PTR)pmt;
WINE_WAVEOUT* wwo = &WOutDev[uDevID];
DWORD dwNextFeedTime = INFINITE; /* Time before DSP needs feeding */
DWORD dwNextNotifyTime = INFINITE; /* Time before next wave completion */
DWORD dwSleepTime;
wwo->state = WINE_WS_STOPPED;
SetEvent(wwo->hStartUpEvent);
for (;;) {
/** Wait for the shortest time before an action is required. If there
* are no pending actions, wait forever for a command.
*/
dwSleepTime = min(dwNextFeedTime, dwNextNotifyTime);
TRACE("waiting %ums (%u,%u)\n", dwSleepTime, dwNextFeedTime, dwNextNotifyTime);
WAIT_OMR(&wwo->msgRing, dwSleepTime);
wodPlayer_ProcessMessages(wwo);
if (wwo->state == WINE_WS_PLAYING) {
dwNextFeedTime = wodPlayer_FeedDSP(wwo);
if (dwNextFeedTime != INFINITE)
wwo->dwProjectedFinishTime = GetTickCount() + wodPlayer_TicksTillEmpty(wwo);
else
wwo->dwProjectedFinishTime = 0;
dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
if (dwNextFeedTime == INFINITE) {
/* FeedDSP ran out of data, but before flushing, */
/* check that a notification didn't give us more */
wodPlayer_ProcessMessages(wwo);
if (!wwo->lpPlayPtr) {
TRACE("flushing\n");
ioctl(wwo->ossdev.fd, SNDCTL_DSP_SYNC, 0);
wwo->dwPlayedTotal = wwo->dwWrittenTotal;
dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
} else {
TRACE("recovering\n");
dwNextFeedTime = wodPlayer_FeedDSP(wwo);
}
}
} else {
dwNextFeedTime = dwNextNotifyTime = INFINITE;
}
}
return 0;
}
/**************************************************************************
* wodGetDevCaps [internal]
*/
static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSW lpCaps, DWORD dwSize)
{
TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) {
WARN("not enabled\n");
return MMSYSERR_NOTENABLED;
}
if (wDevID >= numOutDev) {
WARN("numOutDev reached !\n");
return MMSYSERR_BADDEVICEID;
}
if (WOutDev[wDevID].ossdev.open_access == O_RDWR)
memcpy(lpCaps, &WOutDev[wDevID].ossdev.duplex_out_caps, min(dwSize, sizeof(*lpCaps)));
else
memcpy(lpCaps, &WOutDev[wDevID].ossdev.out_caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodOpen [internal]
*/
static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
int audio_fragment;
WINE_WAVEOUT* wwo;
audio_buf_info info;
DWORD ret;
TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= numOutDev) {
TRACE("MAX_WAVOUTDRV reached !\n");
return MMSYSERR_BADDEVICEID;
}
/* only PCM format is supported so far... */
if (!supportedFormat(lpDesc->lpFormat)) {
WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->nSamplesPerSec);
return WAVERR_BADFORMAT;
}
if (dwFlags & WAVE_FORMAT_QUERY) {
TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->nSamplesPerSec);
return MMSYSERR_NOERROR;
}
/* nBlockAlign and nAvgBytesPerSec are output variables for dsound */
if (lpDesc->lpFormat->nBlockAlign != lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8) {
lpDesc->lpFormat->nBlockAlign = lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8;
WARN("Fixing nBlockAlign\n");
}
if (lpDesc->lpFormat->nAvgBytesPerSec!= lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign) {
lpDesc->lpFormat->nAvgBytesPerSec = lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign;
WARN("Fixing nAvgBytesPerSec\n");
}
TRACE("OSS_OpenDevice requested this format: %dx%dx%d %s\n",
lpDesc->lpFormat->nSamplesPerSec,
lpDesc->lpFormat->wBitsPerSample,
lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_PCM ? "WAVE_FORMAT_PCM" :
lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE ? "WAVE_FORMAT_EXTENSIBLE" :
"UNSUPPORTED");
wwo = &WOutDev[wDevID];
if ((dwFlags & WAVE_DIRECTSOUND) &&
!(wwo->ossdev.duplex_out_caps.dwSupport & WAVECAPS_DIRECTSOUND))
/* not supported, ignore it */
dwFlags &= ~WAVE_DIRECTSOUND;
if (dwFlags & WAVE_DIRECTSOUND) {
if (wwo->ossdev.duplex_out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
/* we have realtime DirectSound, fragments just waste our time,
* but a large buffer is good, so choose 64KB (32 * 2^11) */
audio_fragment = 0x0020000B;
else
/* to approximate realtime, we must use small fragments,
* let's try to fragment the above 64KB (256 * 2^8) */
audio_fragment = 0x01000008;
} else {
/* A wave device must have a worst case latency of 10 ms so calculate
* the largest fragment size less than 10 ms long.
*/
int fsize = lpDesc->lpFormat->nAvgBytesPerSec / 100; /* 10 ms chunk */
int shift = 0;
while ((1 << shift) <= fsize)
shift++;
shift--;
audio_fragment = 0x00100000 + shift; /* 16 fragments of 2^shift */
}
TRACE("requesting %d %d byte fragments (%d ms/fragment)\n",
audio_fragment >> 16, 1 << (audio_fragment & 0xffff),
((1 << (audio_fragment & 0xffff)) * 1000) / lpDesc->lpFormat->nAvgBytesPerSec);
if (wwo->state != WINE_WS_CLOSED) {
WARN("already allocated\n");
return MMSYSERR_ALLOCATED;
}
/* we want to be able to mmap() the device, which means it must be opened readable,
* otherwise mmap() will fail (at least under Linux) */
ret = OSS_OpenDevice(&wwo->ossdev,
(dwFlags & WAVE_DIRECTSOUND) ? O_RDWR : O_WRONLY,
&audio_fragment,
(dwFlags & WAVE_DIRECTSOUND) ? 0 : 1,
lpDesc->lpFormat->nSamplesPerSec,
lpDesc->lpFormat->nChannels,
(lpDesc->lpFormat->wBitsPerSample == 16)
? AFMT_S16_LE : AFMT_U8);
if ((ret==MMSYSERR_NOERROR) && (dwFlags & WAVE_DIRECTSOUND)) {
lpDesc->lpFormat->nSamplesPerSec=wwo->ossdev.sample_rate;
lpDesc->lpFormat->nChannels=wwo->ossdev.channels;
lpDesc->lpFormat->wBitsPerSample=(wwo->ossdev.format == AFMT_U8 ? 8 : 16);
lpDesc->lpFormat->nBlockAlign=lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8;
lpDesc->lpFormat->nAvgBytesPerSec=lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign;
TRACE("OSS_OpenDevice returned this format: %dx%dx%d\n",
lpDesc->lpFormat->nSamplesPerSec,
lpDesc->lpFormat->wBitsPerSample,
lpDesc->lpFormat->nChannels);
}
if (ret != 0) return ret;
wwo->state = WINE_WS_STOPPED;
wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
wwo->waveDesc = *lpDesc;
copy_format(lpDesc->lpFormat, &wwo->waveFormat);
/* Read output space info for future reference */
if (ioctl(wwo->ossdev.fd, SNDCTL_DSP_GETOSPACE, &info) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_GETOSPACE) failed (%s)\n", wwo->ossdev.dev_name, strerror(errno));
OSS_CloseDevice(&wwo->ossdev);
wwo->state = WINE_WS_CLOSED;
return MMSYSERR_NOTENABLED;
}
TRACE("got %d %d byte fragments (%d ms/fragment)\n", info.fragstotal,
info.fragsize, (info.fragsize * 1000) / (wwo->ossdev.sample_rate *
wwo->ossdev.channels * (wwo->ossdev.format == AFMT_U8 ? 1 : 2)));
/* Check that fragsize is correct per our settings above */
if ((info.fragsize > 1024) && (LOWORD(audio_fragment) <= 10)) {
/* we've tried to set 1K fragments or less, but it didn't work */
WARN("fragment size set failed, size is now %d\n", info.fragsize);
}
/* Remember fragsize and total buffer size for future use */
wwo->dwFragmentSize = info.fragsize;
wwo->dwBufferSize = info.fragstotal * info.fragsize;
wwo->dwPlayedTotal = 0;
wwo->dwWrittenTotal = 0;
wwo->bNeedPost = TRUE;
TRACE("fd=%d fragstotal=%d fragsize=%d BufferSize=%d\n",
wwo->ossdev.fd, info.fragstotal, info.fragsize, wwo->dwBufferSize);
if (wwo->dwFragmentSize % wwo->waveFormat.Format.nBlockAlign) {
ERR("Fragment doesn't contain an integral number of data blocks fragsize=%d BlockAlign=%d\n",wwo->dwFragmentSize,wwo->waveFormat.Format.nBlockAlign);
/* Some SoundBlaster 16 cards return an incorrect (odd) fragment
* size for 16 bit sound. This will cause a system crash when we try
* to write just the specified odd number of bytes. So if we
* detect something is wrong we'd better fix it.
*/
wwo->dwFragmentSize-=wwo->dwFragmentSize % wwo->waveFormat.Format.nBlockAlign;
}
OSS_InitRingMessage(&wwo->msgRing);
wwo->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
wwo->hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD_PTR)wDevID, 0, &(wwo->dwThreadID));
if (wwo->hThread)
SetThreadPriority(wwo->hThread, THREAD_PRIORITY_TIME_CRITICAL);
WaitForSingleObject(wwo->hStartUpEvent, INFINITE);
CloseHandle(wwo->hStartUpEvent);
wwo->hStartUpEvent = INVALID_HANDLE_VALUE;
TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
wwo->waveFormat.Format.wBitsPerSample, wwo->waveFormat.Format.nAvgBytesPerSec,
wwo->waveFormat.Format.nSamplesPerSec, wwo->waveFormat.Format.nChannels,
wwo->waveFormat.Format.nBlockAlign);
wodNotifyClient(wwo, WOM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodClose [internal]
*/
static DWORD wodClose(WORD wDevID)
{
WINE_WAVEOUT* wwo;
TRACE("(%u);\n", wDevID);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
wwo = &WOutDev[wDevID];
if (wwo->lpQueuePtr) {
WARN("buffers still playing !\n");
return WAVERR_STILLPLAYING;
} else {
if (wwo->hThread != INVALID_HANDLE_VALUE) {
OSS_AddRingMessage(&wwo->msgRing, WINE_WM_CLOSING, 0, TRUE);
}
OSS_DestroyRingMessage(&wwo->msgRing);
OSS_CloseDevice(&wwo->ossdev);
wwo->state = WINE_WS_CLOSED;
wwo->dwFragmentSize = 0;
wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
}
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodWrite [internal]
*
*/
static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
WORD delta;
TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
/* first, do the sanity checks... */
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
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;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
lpWaveHdr->dwFlags |= WHDR_INQUEUE;
lpWaveHdr->lpNext = 0;
delta = lpWaveHdr->dwBufferLength % WOutDev[wDevID].waveFormat.Format.nBlockAlign;
if (delta != 0)
{
WARN("WaveHdr length isn't a multiple of the PCM block size: %d %% %d\n",lpWaveHdr->dwBufferLength,WOutDev[wDevID].waveFormat.Format.nBlockAlign);
lpWaveHdr->dwBufferLength -= delta;
}
OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD_PTR)lpWaveHdr, FALSE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodPause [internal]
*/
static DWORD wodPause(WORD wDevID)
{
TRACE("(%u);!\n", wDevID);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_PAUSING, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodRestart [internal]
*/
static DWORD wodRestart(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
/* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
/* FIXME: Myst crashes with this ... hmm -MM
return wodNotifyClient(wwo, WOM_DONE, 0L, 0L);
*/
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodReset [internal]
*/
static DWORD wodReset(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodGetPosition [internal]
*/
static DWORD wodGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
{
WINE_WAVEOUT* wwo;
TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
if (lpTime == NULL) {
WARN("invalid parameter: lpTime == NULL\n");
return MMSYSERR_INVALPARAM;
}
wwo = &WOutDev[wDevID];
#ifdef EXACT_WODPOSITION
if (wwo->ossdev.open_access == O_RDWR) {
if (wwo->ossdev.duplex_out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
OSS_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
} else {
if (wwo->ossdev.out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
OSS_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
}
#endif
return bytes_to_mmtime(lpTime, wwo->dwPlayedTotal, &wwo->waveFormat);
}
/**************************************************************************
* wodBreakLoop [internal]
*/
static DWORD wodBreakLoop(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
WARN("bad device ID !\n");
return MMSYSERR_BADDEVICEID;
}
OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_BREAKLOOP, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodGetVolume [internal]
*/
static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
{
int mixer;
int volume;
DWORD left, right;
DWORD last_left, last_right;
TRACE("(%u, %p);\n", wDevID, lpdwVol);
if (lpdwVol == NULL) {
WARN("not enabled\n");
return MMSYSERR_NOTENABLED;
}
if (wDevID >= numOutDev) {
WARN("invalid parameter\n");
return MMSYSERR_INVALPARAM;
}
if (WOutDev[wDevID].ossdev.open_access == O_RDWR) {
if (!(WOutDev[wDevID].ossdev.duplex_out_caps.dwSupport & WAVECAPS_VOLUME)) {
TRACE("Volume not supported\n");
return MMSYSERR_NOTSUPPORTED;
}
} else {
if (!(WOutDev[wDevID].ossdev.out_caps.dwSupport & WAVECAPS_VOLUME)) {
TRACE("Volume not supported\n");
return MMSYSERR_NOTSUPPORTED;
}
}
if ((mixer = open(WOutDev[wDevID].ossdev.mixer_name, O_RDONLY|O_NDELAY)) < 0) {
WARN("mixer device not available !\n");
return MMSYSERR_NOTENABLED;
}
if (ioctl(mixer, SOUND_MIXER_READ_PCM, &volume) == -1) {
close(mixer);
WARN("ioctl(%s, SOUND_MIXER_READ_PCM) failed (%s)\n",
WOutDev[wDevID].ossdev.mixer_name, strerror(errno));
return MMSYSERR_NOTENABLED;
}
close(mixer);
left = LOBYTE(volume);
right = HIBYTE(volume);
TRACE("left=%d right=%d !\n", left, right);
last_left = (LOWORD(WOutDev[wDevID].volume) * 100) / 0xFFFFl;
last_right = (HIWORD(WOutDev[wDevID].volume) * 100) / 0xFFFFl;
TRACE("last_left=%d last_right=%d !\n", last_left, last_right);
if (last_left == left && last_right == right)
*lpdwVol = WOutDev[wDevID].volume;
else
*lpdwVol = ((left * 0xFFFFl) / 100) + (((right * 0xFFFFl) / 100) << 16);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodSetVolume [internal]
*/
DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
{
int mixer;
int volume;
DWORD left, right;
TRACE("(%u, %08X);\n", wDevID, dwParam);
left = (LOWORD(dwParam) * 100) / 0xFFFFl;
right = (HIWORD(dwParam) * 100) / 0xFFFFl;
volume = left + (right << 8);
if (wDevID >= numOutDev) {
WARN("invalid parameter: wDevID > %d\n", numOutDev);
return MMSYSERR_INVALPARAM;
}
if (WOutDev[wDevID].ossdev.open_access == O_RDWR) {
if (!(WOutDev[wDevID].ossdev.duplex_out_caps.dwSupport & WAVECAPS_VOLUME)) {
TRACE("Volume not supported\n");
return MMSYSERR_NOTSUPPORTED;
}
} else {
if (!(WOutDev[wDevID].ossdev.out_caps.dwSupport & WAVECAPS_VOLUME)) {
TRACE("Volume not supported\n");
return MMSYSERR_NOTSUPPORTED;
}
}
if ((mixer = open(WOutDev[wDevID].ossdev.mixer_name, O_WRONLY|O_NDELAY)) < 0) {
WARN("open(%s) failed (%s)\n", WOutDev[wDevID].ossdev.mixer_name, strerror(errno));
return MMSYSERR_NOTENABLED;
}
if (ioctl(mixer, SOUND_MIXER_WRITE_PCM, &volume) == -1) {
close(mixer);
WARN("ioctl(%s, SOUND_MIXER_WRITE_PCM) failed (%s)\n",
WOutDev[wDevID].ossdev.mixer_name, strerror(errno));
return MMSYSERR_NOTENABLED;
}
TRACE("volume=%04x\n", (unsigned)volume);
close(mixer);
/* save requested volume */
WOutDev[wDevID].volume = dwParam;
return MMSYSERR_NOERROR;
}
/**************************************************************************
* wodMessage (WINEOSS.7)
*/
DWORD WINAPI OSS_wodMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%u, %s, %08lX, %08lX, %08lX);\n",
wDevID, getMessage(wMsg), dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
case DRVM_EXIT:
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
case WODM_OPEN: return wodOpen (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_GETPOS: return wodGetPosition (wDevID, (LPMMTIME)dwParam1, dwParam2);
case WODM_BREAKLOOP: return wodBreakLoop (wDevID);
case WODM_PREPARE: return MMSYSERR_NOTSUPPORTED;
case WODM_UNPREPARE: return MMSYSERR_NOTSUPPORTED;
case WODM_GETDEVCAPS: return wodGetDevCaps (wDevID, (LPWAVEOUTCAPSW)dwParam1, dwParam2);
case WODM_GETNUMDEVS: return numOutDev;
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);
case DRV_QUERYDEVICEINTERFACESIZE: return wodDevInterfaceSize (wDevID, (LPDWORD)dwParam1);
case DRV_QUERYDEVICEINTERFACE: return wodDevInterface (wDevID, (PWCHAR)dwParam1, dwParam2);
case DRV_QUERYDSOUNDIFACE: return wodDsCreate (wDevID, (PIDSDRIVER*)dwParam1);
case DRV_QUERYDSOUNDDESC: return wodDsDesc (wDevID, (PDSDRIVERDESC)dwParam1);
default:
FIXME("unknown message %d!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/*======================================================================*
* Low level WAVE IN implementation *
*======================================================================*/
/**************************************************************************
* widNotifyClient [internal]
*/
static void widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("wMsg = 0x%04x (%s) dwParm1 = %04lx dwParam2 = %04lx\n", wMsg,
wMsg == WIM_OPEN ? "WIM_OPEN" : wMsg == WIM_CLOSE ? "WIM_CLOSE" :
wMsg == WIM_DATA ? "WIM_DATA" : "Unknown", dwParam1, dwParam2);
switch (wMsg) {
case WIM_OPEN:
case WIM_CLOSE:
case WIM_DATA:
if (wwi->wFlags != DCB_NULL &&
!DriverCallback(wwi->waveDesc.dwCallback, wwi->wFlags,
(HDRVR)wwi->waveDesc.hWave, wMsg,
wwi->waveDesc.dwInstance, dwParam1, dwParam2)) {
WARN("can't notify client !\n");
}
break;
default:
FIXME("Unknown callback message %u\n", wMsg);
}
}
/**************************************************************************
* widGetDevCaps [internal]
*/
static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPSW lpCaps, DWORD dwSize)
{
TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
if (wDevID >= numInDev) {
TRACE("numOutDev reached !\n");
return MMSYSERR_BADDEVICEID;
}
memcpy(lpCaps, &WInDev[wDevID].ossdev.in_caps, min(dwSize, sizeof(*lpCaps)));
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widRecorder_ReadHeaders [internal]
*/
static void widRecorder_ReadHeaders(WINE_WAVEIN * wwi)
{
enum win_wm_message tmp_msg;
DWORD_PTR tmp_param;
HANDLE tmp_ev;
WAVEHDR* lpWaveHdr;
while (OSS_RetrieveRingMessage(&wwi->msgRing, &tmp_msg, &tmp_param, &tmp_ev)) {
if (tmp_msg == WINE_WM_HEADER) {
LPWAVEHDR* wh;
lpWaveHdr = (LPWAVEHDR)tmp_param;
lpWaveHdr->lpNext = 0;
if (wwi->lpQueuePtr == 0)
wwi->lpQueuePtr = lpWaveHdr;
else {
for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
*wh = lpWaveHdr;
}
} else {
ERR("should only have headers left\n");
}
}
}
/**************************************************************************
* widRecorder [internal]
*/
static DWORD CALLBACK widRecorder(LPVOID pmt)
{
WORD uDevID = (DWORD_PTR)pmt;
WINE_WAVEIN* wwi = &WInDev[uDevID];
WAVEHDR* lpWaveHdr;
DWORD dwSleepTime;
DWORD bytesRead;
LPVOID buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, wwi->dwFragmentSize);
char *pOffset = buffer;
audio_buf_info info;
int xs;
enum win_wm_message msg;
DWORD_PTR param;
HANDLE ev;
int enable;
wwi->state = WINE_WS_STOPPED;
wwi->dwTotalRecorded = 0;
wwi->dwTotalRead = 0;
wwi->lpQueuePtr = NULL;
SetEvent(wwi->hStartUpEvent);
/* disable input so capture will begin when triggered */
wwi->ossdev.bInputEnabled = FALSE;
enable = getEnables(&wwi->ossdev);
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev.dev_name, strerror(errno));
/* the soundblaster live needs a micro wake to get its recording started
* (or GETISPACE will have 0 frags all the time)
*/
read(wwi->ossdev.fd, &xs, 4);
/* make sleep time to be # of ms to output a fragment */
dwSleepTime = (wwi->dwFragmentSize * 1000) / wwi->waveFormat.Format.nAvgBytesPerSec;
TRACE("sleeptime=%d ms\n", dwSleepTime);
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
*/
if (wwi->lpQueuePtr != NULL && wwi->state == WINE_WS_PLAYING)
{
lpWaveHdr = wwi->lpQueuePtr;
ioctl(wwi->ossdev.fd, SNDCTL_DSP_GETISPACE, &info);
TRACE("info={frag=%d fsize=%d ftotal=%d bytes=%d}\n", info.fragments, info.fragsize, info.fragstotal, info.bytes);
/* read all the fragments accumulated so far */
while ((info.fragments > 0) && (wwi->lpQueuePtr))
{
info.fragments --;
if (lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded >= wwi->dwFragmentSize)
{
/* directly read fragment in wavehdr */
bytesRead = read(wwi->ossdev.fd,
lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
wwi->dwFragmentSize);
TRACE("bytesRead=%d (direct)\n", bytesRead);
if (bytesRead != (DWORD) -1)
{
/* update number of bytes recorded in current buffer and by this device */
lpWaveHdr->dwBytesRecorded += bytesRead;
wwi->dwTotalRead += bytesRead;
wwi->dwTotalRecorded = wwi->dwTotalRead;
/* buffer is full. notify client */
if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
{
/* must copy the value of next waveHdr, because we have no idea of what
* will be done with the content of lpWaveHdr in callback
*/
LPWAVEHDR lpNext = lpWaveHdr->lpNext;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
wwi->lpQueuePtr = lpNext;
widNotifyClient(wwi, WIM_DATA, (DWORD_PTR)lpWaveHdr, 0);
lpWaveHdr = lpNext;
}
} else {
TRACE("read(%s, %p, %d) failed (%s)\n", wwi->ossdev.dev_name,
lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
wwi->dwFragmentSize, strerror(errno));
}
}
else
{
/* read the fragment in a local buffer */
bytesRead = read(wwi->ossdev.fd, buffer, wwi->dwFragmentSize);
pOffset = buffer;
TRACE("bytesRead=%d (local)\n", bytesRead);
if (bytesRead == (DWORD) -1) {
TRACE("read(%s, %p, %d) failed (%s)\n", wwi->ossdev.dev_name,
buffer, wwi->dwFragmentSize, strerror(errno));
continue;
}
/* copy data in client buffers */
while (bytesRead != (DWORD) -1 && bytesRead > 0)
{
DWORD dwToCopy = min (bytesRead, lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded);
memcpy(lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
pOffset,
dwToCopy);
/* update number of bytes recorded in current buffer and by this device */
lpWaveHdr->dwBytesRecorded += dwToCopy;
wwi->dwTotalRead += dwToCopy;
wwi->dwTotalRecorded = wwi->dwTotalRead;
bytesRead -= dwToCopy;
pOffset += dwToCopy;
/* client buffer is full. notify client */
if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
{
/* must copy the value of next waveHdr, because we have no idea of what
* will be done with the content of lpWaveHdr in callback
*/
LPWAVEHDR lpNext = lpWaveHdr->lpNext;
TRACE("lpNext=%p\n", lpNext);
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
wwi->lpQueuePtr = lpNext;
widNotifyClient(wwi, WIM_DATA, (DWORD_PTR)lpWaveHdr, 0);
lpWaveHdr = lpNext;
if (!lpNext && bytesRead) {
/* before we give up, check for more header messages */
while (OSS_PeekRingMessage(&wwi->msgRing, &msg, &param, &ev))
{
if (msg == WINE_WM_HEADER) {
LPWAVEHDR hdr;
OSS_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev);
hdr = ((LPWAVEHDR)param);
TRACE("msg = %s, hdr = %p, ev = %p\n", getCmdString(msg), hdr, ev);
hdr->lpNext = 0;
if (lpWaveHdr == 0) {
/* new head of queue */
wwi->lpQueuePtr = lpWaveHdr = hdr;
} else {
/* insert buffer at the end of queue */
LPWAVEHDR* wh;
for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
*wh = hdr;
}
} else
break;
}
if (lpWaveHdr == 0) {
/* no more buffer to copy data to, but we did read more.
* what hasn't been copied will be dropped
*/
WARN("buffer under run! %u bytes dropped.\n", bytesRead);
wwi->lpQueuePtr = NULL;
break;
}
}
}
}
}
}
}
WAIT_OMR(&wwi->msgRing, dwSleepTime);
while (OSS_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev))
{
TRACE("msg=%s param=0x%lx\n", getCmdString(msg), param);
switch (msg) {
case WINE_WM_PAUSING:
wwi->state = WINE_WS_PAUSED;
/*FIXME("Device should stop recording\n");*/
SetEvent(ev);
break;
case WINE_WM_STARTING:
wwi->state = WINE_WS_PLAYING;
if (wwi->ossdev.bTriggerSupport)
{
/* start the recording */
wwi->ossdev.bInputEnabled = TRUE;
enable = getEnables(&wwi->ossdev);
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
wwi->ossdev.bInputEnabled = FALSE;
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev.dev_name, strerror(errno));
}
}
else
{
unsigned char data[4];
/* read 4 bytes to start the recording */
read(wwi->ossdev.fd, data, 4);
}
SetEvent(ev);
break;
case WINE_WM_HEADER:
lpWaveHdr = (LPWAVEHDR)param;
lpWaveHdr->lpNext = 0;
/* insert buffer at the end of queue */
{
LPWAVEHDR* wh;
for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
*wh = lpWaveHdr;
}
break;
case WINE_WM_STOPPING:
if (wwi->state != WINE_WS_STOPPED)
{
if (wwi->ossdev.bTriggerSupport)
{
/* stop the recording */
wwi->ossdev.bInputEnabled = FALSE;
enable = getEnables(&wwi->ossdev);
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
wwi->ossdev.bInputEnabled = FALSE;
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev.dev_name, strerror(errno));
}
}
/* read any headers in queue */
widRecorder_ReadHeaders(wwi);
/* return current buffer to app */
lpWaveHdr = wwi->lpQueuePtr;
if (lpWaveHdr)
{
LPWAVEHDR lpNext = lpWaveHdr->lpNext;
TRACE("stop %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
wwi->lpQueuePtr = lpNext;
widNotifyClient(wwi, WIM_DATA, (DWORD_PTR)lpWaveHdr, 0);
}
}
wwi->state = WINE_WS_STOPPED;
SetEvent(ev);
break;
case WINE_WM_RESETTING:
if (wwi->state != WINE_WS_STOPPED)
{
if (wwi->ossdev.bTriggerSupport)
{
/* stop the recording */
wwi->ossdev.bInputEnabled = FALSE;
enable = getEnables(&wwi->ossdev);
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
wwi->ossdev.bInputEnabled = FALSE;
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev.dev_name, strerror(errno));
}
}
}
wwi->state = WINE_WS_STOPPED;
wwi->dwTotalRecorded = 0;
wwi->dwTotalRead = 0;
/* read any headers in queue */
widRecorder_ReadHeaders(wwi);
/* return all buffers to the app */
while (wwi->lpQueuePtr) {
lpWaveHdr = wwi->lpQueuePtr;
TRACE("reset %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
wwi->lpQueuePtr = lpWaveHdr->lpNext;
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
widNotifyClient(wwi, WIM_DATA, (DWORD_PTR)lpWaveHdr, 0);
}
SetEvent(ev);
break;
case WINE_WM_UPDATE:
if (wwi->state == WINE_WS_PLAYING) {
audio_buf_info tmp_info;
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_GETISPACE, &tmp_info) < 0)
ERR("ioctl(%s, SNDCTL_DSP_GETISPACE) failed (%s)\n", wwi->ossdev.dev_name, strerror(errno));
else
wwi->dwTotalRecorded = wwi->dwTotalRead + tmp_info.bytes;
}
SetEvent(ev);
break;
case WINE_WM_CLOSING:
wwi->hThread = 0;
wwi->state = WINE_WS_CLOSED;
SetEvent(ev);
HeapFree(GetProcessHeap(), 0, buffer);
ExitThread(0);
/* shouldn't go here */
default:
FIXME("unknown message %d\n", msg);
break;
}
}
}
ExitThread(0);
/* just for not generating compilation warnings... should never be executed */
return 0;
}
/**************************************************************************
* widOpen [internal]
*/
static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
{
WINE_WAVEIN* wwi;
audio_buf_info info;
int audio_fragment;
DWORD ret;
TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags);
if (lpDesc == NULL) {
WARN("Invalid Parameter !\n");
return MMSYSERR_INVALPARAM;
}
if (wDevID >= numInDev) {
WARN("bad device id: %d >= %d\n", wDevID, numInDev);
return MMSYSERR_BADDEVICEID;
}
/* only PCM format is supported so far... */
if (!supportedFormat(lpDesc->lpFormat)) {
WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->nSamplesPerSec);
return WAVERR_BADFORMAT;
}
if (dwFlags & WAVE_FORMAT_QUERY) {
TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->nSamplesPerSec);
return MMSYSERR_NOERROR;
}
/* nBlockAlign and nAvgBytesPerSec are output variables for dsound */
if (lpDesc->lpFormat->nBlockAlign != lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8) {
lpDesc->lpFormat->nBlockAlign = lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8;
WARN("Fixing nBlockAlign\n");
}
if (lpDesc->lpFormat->nAvgBytesPerSec!= lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign) {
lpDesc->lpFormat->nAvgBytesPerSec = lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign;
WARN("Fixing nAvgBytesPerSec\n");
}
TRACE("OSS_OpenDevice requested this format: %dx%dx%d %s\n",
lpDesc->lpFormat->nSamplesPerSec,
lpDesc->lpFormat->wBitsPerSample,
lpDesc->lpFormat->nChannels,
lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_PCM ? "WAVE_FORMAT_PCM" :
lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE ? "WAVE_FORMAT_EXTENSIBLE" :
"UNSUPPORTED");
wwi = &WInDev[wDevID];
if (wwi->state != WINE_WS_CLOSED) return MMSYSERR_ALLOCATED;
if ((dwFlags & WAVE_DIRECTSOUND) &&
!(wwi->ossdev.in_caps_support & WAVECAPS_DIRECTSOUND))
/* not supported, ignore it */
dwFlags &= ~WAVE_DIRECTSOUND;
if (dwFlags & WAVE_DIRECTSOUND) {
TRACE("has DirectSoundCapture driver\n");
if (wwi->ossdev.in_caps_support & WAVECAPS_SAMPLEACCURATE)
/* we have realtime DirectSound, fragments just waste our time,
* but a large buffer is good, so choose 64KB (32 * 2^11) */
audio_fragment = 0x0020000B;
else
/* to approximate realtime, we must use small fragments,
* let's try to fragment the above 64KB (256 * 2^8) */
audio_fragment = 0x01000008;
} else {
TRACE("doesn't have DirectSoundCapture driver\n");
if (wwi->ossdev.open_count > 0) {
TRACE("Using output device audio_fragment\n");
/* FIXME: This may not be optimal for capture but it allows us
* to do hardware playback without hardware capture. */
audio_fragment = wwi->ossdev.audio_fragment;
} else {
/* A wave device must have a worst case latency of 10 ms so calculate
* the largest fragment size less than 10 ms long.
*/
int fsize = lpDesc->lpFormat->nAvgBytesPerSec / 100; /* 10 ms chunk */
int shift = 0;
while ((1 << shift) <= fsize)
shift++;
shift--;
audio_fragment = 0x00100000 + shift; /* 16 fragments of 2^shift */
}
}
TRACE("requesting %d %d byte fragments (%d ms)\n", audio_fragment >> 16,
1 << (audio_fragment & 0xffff),
((1 << (audio_fragment & 0xffff)) * 1000) / lpDesc->lpFormat->nAvgBytesPerSec);
ret = OSS_OpenDevice(&wwi->ossdev, O_RDONLY, &audio_fragment,
1,
lpDesc->lpFormat->nSamplesPerSec,
lpDesc->lpFormat->nChannels,
(lpDesc->lpFormat->wBitsPerSample == 16)
? AFMT_S16_LE : AFMT_U8);
if (ret != 0) return ret;
wwi->state = WINE_WS_STOPPED;
if (wwi->lpQueuePtr) {
WARN("Should have an empty queue (%p)\n", wwi->lpQueuePtr);
wwi->lpQueuePtr = NULL;
}
wwi->dwTotalRecorded = 0;
wwi->dwTotalRead = 0;
wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
wwi->waveDesc = *lpDesc;
copy_format(lpDesc->lpFormat, &wwi->waveFormat);
if (ioctl(wwi->ossdev.fd, SNDCTL_DSP_GETISPACE, &info) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_GETISPACE) failed (%s)\n",
wwi->ossdev.dev_name, strerror(errno));
OSS_CloseDevice(&wwi->ossdev);
wwi->state = WINE_WS_CLOSED;
return MMSYSERR_NOTENABLED;
}
TRACE("got %d %d byte fragments (%d ms/fragment)\n", info.fragstotal,
info.fragsize, (info.fragsize * 1000) / (wwi->ossdev.sample_rate *
wwi->ossdev.channels * (wwi->ossdev.format == AFMT_U8 ? 1 : 2)));
wwi->dwFragmentSize = info.fragsize;
TRACE("dwFragmentSize=%u\n", wwi->dwFragmentSize);
TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
wwi->waveFormat.Format.wBitsPerSample, wwi->waveFormat.Format.nAvgBytesPerSec,
wwi->waveFormat.Format.nSamplesPerSec, wwi->waveFormat.Format.nChannels,
wwi->waveFormat.Format.nBlockAlign);
OSS_InitRingMessage(&wwi->msgRing);
wwi->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD_PTR)wDevID, 0, &(wwi->dwThreadID));
if (wwi->hThread)
SetThreadPriority(wwi->hThread, THREAD_PRIORITY_TIME_CRITICAL);
WaitForSingleObject(wwi->hStartUpEvent, INFINITE);
CloseHandle(wwi->hStartUpEvent);
wwi->hStartUpEvent = INVALID_HANDLE_VALUE;
widNotifyClient(wwi, WIM_OPEN, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widClose [internal]
*/
static DWORD widClose(WORD wDevID)
{
WINE_WAVEIN* wwi;
TRACE("(%u);\n", wDevID);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't close !\n");
return MMSYSERR_INVALHANDLE;
}
wwi = &WInDev[wDevID];
if (wwi->lpQueuePtr != NULL) {
WARN("still buffers open !\n");
return WAVERR_STILLPLAYING;
}
OSS_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE);
OSS_CloseDevice(&wwi->ossdev);
wwi->state = WINE_WS_CLOSED;
wwi->dwFragmentSize = 0;
OSS_DestroyRingMessage(&wwi->msgRing);
widNotifyClient(wwi, WIM_CLOSE, 0L, 0L);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widAddBuffer [internal]
*/
static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
{
TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't do it !\n");
return MMSYSERR_INVALHANDLE;
}
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_INQUEUE;
lpWaveHdr->dwFlags &= ~WHDR_DONE;
lpWaveHdr->dwBytesRecorded = 0;
lpWaveHdr->lpNext = NULL;
OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD_PTR)lpWaveHdr, FALSE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widStart [internal]
*/
static DWORD widStart(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't start recording !\n");
return MMSYSERR_INVALHANDLE;
}
OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STARTING, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widStop [internal]
*/
static DWORD widStop(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't stop !\n");
return MMSYSERR_INVALHANDLE;
}
OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STOPPING, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widReset [internal]
*/
static DWORD widReset(WORD wDevID)
{
TRACE("(%u);\n", wDevID);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't reset !\n");
return MMSYSERR_INVALHANDLE;
}
OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
return MMSYSERR_NOERROR;
}
/**************************************************************************
* widGetPosition [internal]
*/
static DWORD widGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
{
WINE_WAVEIN* wwi;
TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
WARN("can't get pos !\n");
return MMSYSERR_INVALHANDLE;
}
if (lpTime == NULL) {
WARN("invalid parameter: lpTime == NULL\n");
return MMSYSERR_INVALPARAM;
}
wwi = &WInDev[wDevID];
#ifdef EXACT_WIDPOSITION
if (wwi->ossdev.in_caps_support & WAVECAPS_SAMPLEACCURATE)
OSS_AddRingMessage(&(wwi->msgRing), WINE_WM_UPDATE, 0, TRUE);
#endif
return bytes_to_mmtime(lpTime, wwi->dwTotalRecorded, &wwi->waveFormat);
}
/**************************************************************************
* widMessage (WINEOSS.6)
*/
DWORD WINAPI OSS_widMessage(WORD wDevID, WORD wMsg, DWORD_PTR dwUser,
DWORD_PTR dwParam1, DWORD_PTR dwParam2)
{
TRACE("(%u, %s, %08lX, %08lX, %08lX);\n",
wDevID, getMessage(wMsg), dwUser, dwParam1, dwParam2);
switch (wMsg) {
case DRVM_INIT:
return OSS_WaveInit();
case DRVM_EXIT:
return OSS_WaveExit();
case DRVM_ENABLE:
case DRVM_DISABLE:
/* FIXME: Pretend this is supported */
return 0;
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 MMSYSERR_NOTSUPPORTED;
case WIDM_UNPREPARE: return MMSYSERR_NOTSUPPORTED;
case WIDM_GETDEVCAPS: return widGetDevCaps (wDevID, (LPWAVEINCAPSW)dwParam1, dwParam2);
case WIDM_GETNUMDEVS: return numInDev;
case WIDM_GETPOS: return widGetPosition(wDevID, (LPMMTIME)dwParam1, dwParam2);
case WIDM_RESET: return widReset (wDevID);
case WIDM_START: return widStart (wDevID);
case WIDM_STOP: return widStop (wDevID);
case DRV_QUERYDEVICEINTERFACESIZE: return widDevInterfaceSize (wDevID, (LPDWORD)dwParam1);
case DRV_QUERYDEVICEINTERFACE: return widDevInterface (wDevID, (PWCHAR)dwParam1, dwParam2);
case DRV_QUERYDSOUNDIFACE: return widDsCreate (wDevID, (PIDSCDRIVER*)dwParam1);
case DRV_QUERYDSOUNDDESC: return widDsDesc (wDevID, (PDSDRIVERDESC)dwParam1);
default:
FIXME("unknown message %u!\n", wMsg);
}
return MMSYSERR_NOTSUPPORTED;
}
/**************************************************************************
* DriverProc (WINEOSS.1)
*/
LRESULT CALLBACK OSS_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
LPARAM dwParam1, LPARAM dwParam2)
{
TRACE("(%08lX, %p, %08X, %08lX, %08lX)\n",
dwDevID, hDriv, wMsg, dwParam1, dwParam2);
switch(wMsg) {
case DRV_LOAD:
case DRV_FREE:
case DRV_OPEN:
case DRV_CLOSE:
case DRV_ENABLE:
case DRV_DISABLE:
case DRV_QUERYCONFIGURE:
return 1;
case DRV_CONFIGURE: MessageBoxA(0, "OSS MultiMedia Driver !", "OSS Driver", MB_OK); return 1;
case DRV_INSTALL:
case DRV_REMOVE:
return DRV_SUCCESS;
default:
return 0;
}
}
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