void sound_direct_sound::pauseAudio(bool pause)
{
if (pause) {
// set the master volume
if (stream_buffer != NULL)
IDirectSoundBuffer_SetVolume(stream_buffer, DSBVOLUME_MIN);
} else {
// set the master volume
if (stream_buffer != NULL)
IDirectSoundBuffer_SetVolume(stream_buffer, (previousAttenuation == -32) ? DSBVOLUME_MIN : previousAttenuation * 100);
}
/*
HRESULT result;
if(pause)
{
result = IDirectSoundBuffer_Stop(stream_buffer);
if (result != DS_OK)
{
printf("DSOUND Error stopping: %08x\n", (UINT32)result);
}
}
else
{
result = IDirectSoundBuffer_Play(stream_buffer, 0, 0, DSBPLAY_LOOPING);
if (result != DS_OK)
{
printf("DSOUND Error resuming: %08x\n", (UINT32)result);
}
}
*/
}
void osd_sound_enable(int enable_it)
{
if (stream_buffer)
{
if (enable_it)
IDirectSoundBuffer_SetVolume(stream_buffer, attenuation * 100);
else
IDirectSoundBuffer_SetVolume(stream_buffer, DSBVOLUME_MIN);
is_enabled = enable_it;
}
}
static void
gst_directsound_sink_set_volume (GstDirectSoundSink * dsoundsink,
gdouble dvolume, gboolean store)
{
glong volume;
volume = dvolume * 100;
if (store)
dsoundsink->volume = volume;
if (dsoundsink->pDSBSecondary) {
/* DirectSound controls volume using units of 100th of a decibel,
* ranging from -10000 to 0. We use a linear scale of 0 - 100
* here, so remap.
*/
long dsVolume;
if (dsoundsink->volume == 0)
dsVolume = -10000;
else
dsVolume = 100 * (long) (20 * log10 ((double) dsoundsink->volume / 100.));
dsVolume = CLAMP (dsVolume, -10000, 0);
GST_DEBUG_OBJECT (dsoundsink,
"Setting volume on secondary buffer to %d from %d", (int) dsVolume,
(int) dsoundsink->volume);
IDirectSoundBuffer_SetVolume (dsoundsink->pDSBSecondary, dsVolume);
}
}
void I_UpdateSoundParams(int channel, int vol, int sep, int pitch)
{
// proff 07/04/98: Added for CYGWIN32 compatibility
#ifdef HAVE_LIBDSOUND
int DSB_Status;
if (noDSound == true)
return;
// proff 07/26/98: Added volume check
if (vol==0)
{
IDirectSoundBuffer_Stop(lpSecondaryDSB[channel]);
return;
}
IDirectSoundBuffer_SetVolume(lpSecondaryDSB[channel],VOL(vol));
IDirectSoundBuffer_SetPan(lpSecondaryDSB[channel],SEP(sep));
IDirectSoundBuffer_SetFrequency
(lpSecondaryDSB[channel], ChannelInfo[channel].samplerate+PITCH(pitch));
if (ChannelInfo[channel].playing == true)
{
IDirectSoundBuffer_GetStatus(lpSecondaryDSB[channel], &DSB_Status);
if ((DSB_Status & DSBSTATUS_PLAYING) == 0)
IDirectSoundBuffer_Play(lpSecondaryDSB[channel], 0, 0, 0);
}
#endif // HAVE_LIBDSOUND
}
static HRESULT WINAPI DSoundRender_CompleteConnect(BaseRenderer * iface, IPin * pReceivePin)
{
DSoundRenderImpl *This = impl_from_BaseRenderer(iface);
const AM_MEDIA_TYPE * pmt = &This->renderer.pInputPin->pin.mtCurrent;
HRESULT hr = S_OK;
WAVEFORMATEX *format;
DSBUFFERDESC buf_desc;
TRACE("(%p)->(%p)\n", This, pReceivePin);
dump_AM_MEDIA_TYPE(pmt);
TRACE("MajorType %s\n", debugstr_guid(&pmt->majortype));
TRACE("SubType %s\n", debugstr_guid(&pmt->subtype));
TRACE("Format %s\n", debugstr_guid(&pmt->formattype));
TRACE("Size %d\n", pmt->cbFormat);
format = (WAVEFORMATEX*)pmt->pbFormat;
This->buf_size = format->nAvgBytesPerSec;
memset(&buf_desc,0,sizeof(DSBUFFERDESC));
buf_desc.dwSize = sizeof(DSBUFFERDESC);
buf_desc.dwFlags = DSBCAPS_CTRLVOLUME | DSBCAPS_CTRLPAN |
DSBCAPS_CTRLFREQUENCY | DSBCAPS_GLOBALFOCUS |
DSBCAPS_GETCURRENTPOSITION2;
buf_desc.dwBufferBytes = This->buf_size;
buf_desc.lpwfxFormat = format;
hr = IDirectSound_CreateSoundBuffer(This->dsound, &buf_desc, &This->dsbuffer, NULL);
This->writepos = This->buf_size;
if (FAILED(hr))
ERR("Can't create sound buffer (%x)\n", hr);
if (SUCCEEDED(hr))
{
hr = IDirectSoundBuffer_SetVolume(This->dsbuffer, This->volume);
if (FAILED(hr))
ERR("Can't set volume to %d (%x)\n", This->volume, hr);
hr = IDirectSoundBuffer_SetPan(This->dsbuffer, This->pan);
if (FAILED(hr))
ERR("Can't set pan to %d (%x)\n", This->pan, hr);
hr = S_OK;
}
if (FAILED(hr) && hr != VFW_E_ALREADY_CONNECTED)
{
if (This->dsbuffer)
IDirectSoundBuffer_Release(This->dsbuffer);
This->dsbuffer = NULL;
}
return hr;
}
void osd_set_mastervolume(int attenuation)
{
// clamp the attenuation to 0-32 range
if (attenuation > 0)
attenuation = 0;
if (attenuation < -32)
attenuation = -32;
// set the master volume
if (stream_buffer != NULL)
IDirectSoundBuffer_SetVolume(stream_buffer, (attenuation == -32) ? DSBVOLUME_MIN : attenuation * 100);
}
static BOOL ModifyChannel( Channel *channel, geSound_Cfg *cfg )
{
int Error, Vol, Pan, Freq;
assert(channel);
if( !cfg )
return( TRUE );
ClearDupBuffers(channel);
if( cfg->Volume != channel->cfg.Volume )
{
Vol = (DWORD)((1.0 - cfg->Volume ) * DSBVOLUME_MIN);
Error = IDirectSoundBuffer_SetVolume(channel->buffer, Vol);
if (Error != DS_OK)
{
geErrorLog_Add(GE_ERR_DS_ERROR, NULL);
return FALSE;
}
channel->cfg.Volume = cfg->Volume;
}
if( cfg->Pan != channel->cfg.Pan )
{
Pan = (int)(cfg->Pan * DSBPAN_RIGHT);
Error = IDirectSoundBuffer_SetPan(channel->buffer, Pan);
if (Error != DS_OK)
{
geErrorLog_Add(GE_ERR_DS_ERROR, NULL);
return FALSE;
}
channel->cfg.Pan = cfg->Pan;
}
if( cfg->Frequency != channel->cfg.Frequency )
{
Freq = (DWORD)(channel->BaseFreq * cfg->Frequency);
if(Freq < 0)
Freq = 0;
Error = IDirectSoundBuffer_SetFrequency(channel->buffer, Freq);
if (Error != DS_OK)
{
geErrorLog_Add(GE_ERR_DS_ERROR, NULL);
return FALSE;
}
channel->cfg.Frequency = cfg->Frequency;
}
return TRUE;
}
static void DirectSound_set_mastervolume(int volume)
{
attenuation = volume;
if (attenuation != -1 && dsb != NULL)
{
HRESULT hr;
hr = IDirectSoundBuffer_SetVolume(dsb,100*attenuation);
if (FAILED(hr))
ErrorMsg("Unable to set volume %s",DirectXDecodeError(hr));
}
}
void osd_set_mastervolume(int _attenuation)
{
// clamp the attenuation to 0-32 range
if (_attenuation > 0)
_attenuation = 0;
if (_attenuation < -32)
_attenuation = -32;
attenuation = _attenuation;
// set the master volume
if (stream_buffer && is_enabled)
IDirectSoundBuffer_SetVolume(stream_buffer, attenuation * 100);
}
// Vol is linear, from 0 to 1.
void I2_SetVolume(sndsource_t *src, float vol)
{
extern int snd_SfxVolume;
int ds_vol;
vol *= snd_SfxVolume / 255.0f;
if(vol <= 0)
ds_vol = DSBVOLUME_MIN;
else if(vol >= 1)
ds_vol = DSBVOLUME_MAX;
else // Straighten the volume curve.
{
ds_vol = 100 * 20 * log10(vol);
if(ds_vol < DSBVOLUME_MIN) ds_vol = DSBVOLUME_MIN;
}
IDirectSoundBuffer_SetVolume(src->source, ds_vol);
}
/*** IBasicAudio methods ***/
static HRESULT WINAPI Basicaudio_put_Volume(IBasicAudio *iface,
LONG lVolume) {
ICOM_THIS_MULTI(DSoundRenderImpl, IBasicAudio_vtbl, iface);
TRACE("(%p/%p)->(%d)\n", This, iface, lVolume);
if (lVolume > DSBVOLUME_MAX || lVolume < DSBVOLUME_MIN)
return E_INVALIDARG;
if (This->dsbuffer) {
if (FAILED(IDirectSoundBuffer_SetVolume(This->dsbuffer, lVolume)))
return E_FAIL;
}
This->volume = lVolume;
return S_OK;
}
static void DirectSound_sound_enable(int enable)
{
if (enable)
{
osd_set_mastervolume(attenuation);
}
else
{
if (dsb != NULL)
{
HRESULT hr;
hr = IDirectSoundBuffer_SetVolume(dsb, DSBVOLUME_MIN);
if (FAILED(hr))
ErrorMsg("Unable to set volume %s", DirectXDecodeError(hr));
}
}
}
/**
\brief handle control commands
\param cmd command
\param arg argument
\return CONTROL_OK or CONTROL_UNKNOWN in case the command is not supported
*/
static int control(struct ao *ao, enum aocontrol cmd, void *arg)
{
struct priv *p = ao->priv;
DWORD volume;
switch (cmd) {
case AOCONTROL_GET_VOLUME: {
ao_control_vol_t *vol = (ao_control_vol_t *)arg;
vol->left = vol->right = p->audio_volume;
return CONTROL_OK;
}
case AOCONTROL_SET_VOLUME: {
ao_control_vol_t *vol = (ao_control_vol_t *)arg;
volume = p->audio_volume = vol->right;
if (volume < 1)
volume = 1;
volume = (DWORD)(log10(volume) * 5000.0) - 10000;
IDirectSoundBuffer_SetVolume(p->hdsbuf, volume);
return CONTROL_OK;
}
}
return CONTROL_UNKNOWN;
}
/*
* バッファのボリュームを設定する
*/
BOOL SetBufferVolume(int nBuffer, float Vol)
{
LONG dB;
Vol = (Vol > 1.0f) ? 1.0f : Vol;
Vol = (Vol < 0.0f) ? 0.0f : Vol;
/*
* 減衰率の対数(dB)を求める
* - 0dB(DSBVOLIME_MAX=0)が原音、-100dB(DSBVOLUME_MIN=-10000)が無音
* - 100倍固定少数なので100倍する
*/
if(Vol <= 0.00001f)
dB = DSBVOLUME_MIN;
else
dB = (LONG)(20.0f * (float)log10(Vol) * 100.0f);
assert(dB >= DSBVOLUME_MIN && dB <= DSBVOLUME_MAX);
/* バッファのボリュームをセットする */
IDirectSoundBuffer_SetVolume(pDSBuffer[nBuffer], (LONG)dB);
return TRUE;
}
static void *dsound_init(const char *device, unsigned rate, unsigned latency)
{
WAVEFORMATEX wfx = {0};
DSBUFFERDESC bufdesc = {0};
struct dsound_dev dev = {0};
dsound_t *ds = (dsound_t*)calloc(1, sizeof(*ds));
if (!ds)
goto error;
InitializeCriticalSection(&ds->crit);
if (device)
dev.device = strtoul(device, NULL, 0);
RARCH_LOG("DirectSound devices:\n");
#ifndef _XBOX
DirectSoundEnumerate(enumerate_cb, &dev);
#endif
if (DirectSoundCreate(dev.guid, &ds->ds, NULL) != DS_OK)
goto error;
#ifndef _XBOX
if (IDirectSound_SetCooperativeLevel(ds->ds, GetDesktopWindow(), DSSCL_PRIORITY) != DS_OK)
goto error;
#endif
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nChannels = 2;
wfx.nSamplesPerSec = rate;
wfx.wBitsPerSample = 16;
wfx.nBlockAlign = 2 * sizeof(int16_t);
wfx.nAvgBytesPerSec = rate * 2 * sizeof(int16_t);
ds->buffer_size = (latency * wfx.nAvgBytesPerSec) / 1000;
ds->buffer_size /= CHUNK_SIZE;
ds->buffer_size *= CHUNK_SIZE;
if (ds->buffer_size < 4 * CHUNK_SIZE)
ds->buffer_size = 4 * CHUNK_SIZE;
RARCH_LOG("[DirectSound]: Setting buffer size of %u bytes\n", ds->buffer_size);
RARCH_LOG("[DirectSound]: Latency = %u ms\n", (unsigned)((1000 * ds->buffer_size) / wfx.nAvgBytesPerSec));
bufdesc.dwSize = sizeof(DSBUFFERDESC);
bufdesc.dwFlags = 0;
#ifndef _XBOX
bufdesc.dwFlags = DSBCAPS_GETCURRENTPOSITION2 | DSBCAPS_GLOBALFOCUS;
#endif
bufdesc.dwBufferBytes = ds->buffer_size;
bufdesc.lpwfxFormat = &wfx;
ds->event = CreateEvent(NULL, false, false, NULL);
if (!ds->event)
goto error;
ds->buffer = fifo_new(4 * 1024);
if (!ds->buffer)
goto error;
if (IDirectSound_CreateSoundBuffer(ds->ds, &bufdesc, &ds->dsb, 0) != DS_OK)
goto error;
IDirectSoundBuffer_SetVolume(ds->dsb, DSBVOLUME_MAX);
IDirectSoundBuffer_SetCurrentPosition(ds->dsb, 0);
dsound_clear_buffer(ds);
if (IDirectSoundBuffer_Play(ds->dsb, 0, 0, DSBPLAY_LOOPING) != DS_OK)
goto error;
if (!dsound_start_thread(ds))
goto error;
return ds;
error:
RARCH_ERR("[DirectSound] Error occured in init.\n");
dsound_free(ds);
return NULL;
}
static HRESULT WINAPI DSoundRender_InputPin_ReceiveConnection(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
{
BaseInputPin *This = (BaseInputPin *)iface;
PIN_DIRECTION pindirReceive;
DSoundRenderImpl *DSImpl;
HRESULT hr = S_OK;
TRACE("(%p)->(%p, %p)\n", This, pReceivePin, pmt);
dump_AM_MEDIA_TYPE(pmt);
EnterCriticalSection(This->pin.pCritSec);
{
DSImpl = (DSoundRenderImpl*)This->pin.pinInfo.pFilter;
DSImpl->rtLastStop = -1;
if (This->pin.pConnectedTo)
hr = VFW_E_ALREADY_CONNECTED;
if (SUCCEEDED(hr) && This->pin.pFuncsTable->pfnCheckMediaType((BasePin*)This, pmt) != S_OK)
hr = VFW_E_TYPE_NOT_ACCEPTED;
if (SUCCEEDED(hr))
{
IPin_QueryDirection(pReceivePin, &pindirReceive);
if (pindirReceive != PINDIR_OUTPUT)
{
ERR("Can't connect from non-output pin\n");
hr = VFW_E_INVALID_DIRECTION;
}
}
if (SUCCEEDED(hr))
{
WAVEFORMATEX *format;
DSBUFFERDESC buf_desc;
TRACE("MajorType %s\n", debugstr_guid(&pmt->majortype));
TRACE("SubType %s\n", debugstr_guid(&pmt->subtype));
TRACE("Format %s\n", debugstr_guid(&pmt->formattype));
TRACE("Size %d\n", pmt->cbFormat);
format = (WAVEFORMATEX*)pmt->pbFormat;
DSImpl->buf_size = format->nAvgBytesPerSec;
memset(&buf_desc,0,sizeof(DSBUFFERDESC));
buf_desc.dwSize = sizeof(DSBUFFERDESC);
buf_desc.dwFlags = DSBCAPS_CTRLVOLUME | DSBCAPS_CTRLPAN |
DSBCAPS_CTRLFREQUENCY |
DSBCAPS_GETCURRENTPOSITION2;
buf_desc.dwBufferBytes = DSImpl->buf_size;
buf_desc.lpwfxFormat = format;
hr = IDirectSound_CreateSoundBuffer(DSImpl->dsound, &buf_desc, &DSImpl->dsbuffer, NULL);
if (FAILED(hr))
ERR("Can't create sound buffer (%x)\n", hr);
}
if (SUCCEEDED(hr))
{
hr = IDirectSoundBuffer_SetVolume(DSImpl->dsbuffer, DSImpl->volume);
if (FAILED(hr))
ERR("Can't set volume to %d (%x)\n", DSImpl->volume, hr);
hr = IDirectSoundBuffer_SetPan(DSImpl->dsbuffer, DSImpl->pan);
if (FAILED(hr))
ERR("Can't set pan to %d (%x)\n", DSImpl->pan, hr);
DSImpl->write_pos = 0;
hr = S_OK;
}
if (SUCCEEDED(hr))
{
CopyMediaType(&This->pin.mtCurrent, pmt);
This->pin.pConnectedTo = pReceivePin;
IPin_AddRef(pReceivePin);
}
else if (hr != VFW_E_ALREADY_CONNECTED)
{
if (DSImpl->dsbuffer)
IDirectSoundBuffer_Release(DSImpl->dsbuffer);
DSImpl->dsbuffer = NULL;
}
}
LeaveCriticalSection(This->pin.pCritSec);
return hr;
}
int digi_start_sound_object(int obj)
{
int slot;
HRESULT hr;
if (!digi_initialised)
return -1;
slot = get_free_slot();
if (slot<0)
return -1;
SoundSlots[slot].soundno = SoundObjects[obj].soundnum;
SoundSlots[slot].samples = Sounddat(SoundObjects[obj].soundnum)->data;
SoundSlots[slot].length = Sounddat(SoundObjects[obj].soundnum)->length;
SoundSlots[slot].volume = fixmul(digi_volume, SoundObjects[obj].volume);
SoundSlots[slot].pan = SoundObjects[obj].pan;
SoundSlots[slot].position = 0;
SoundSlots[slot].looped = (SoundObjects[obj].flags & SOF_PLAY_FOREVER);
SoundSlots[slot].playing = 1;
memset(&waveformat, 0, sizeof(waveformat));
waveformat.wFormatTag=WAVE_FORMAT_PCM;
waveformat.wBitsPerSample = Sounddat(SoundObjects[obj].soundnum)->bits;
waveformat.nChannels = 1;
waveformat.nSamplesPerSec = Sounddat(SoundObjects[obj].soundnum)->freq;
waveformat.nBlockAlign =
waveformat.nChannels * (waveformat.wBitsPerSample/8);
waveformat.nAvgBytesPerSec =
waveformat.nSamplesPerSec * waveformat.nBlockAlign;
memset(&dsbd, 0, sizeof(dsbd));
dsbd.dwSize = sizeof(dsbd);
dsbd.dwFlags = (DSBCAPS_CTRLFREQUENCY|DSBCAPS_CTRLPAN|DSBCAPS_CTRLVOLUME) | DSBCAPS_GETCURRENTPOSITION2;
dsbd.dwReserved=0;
dsbd.dwBufferBytes = SoundSlots[slot].length;
dsbd.lpwfxFormat = &waveformat;
hr = IDirectSound_CreateSoundBuffer(lpds, &dsbd, &SoundSlots[slot].lpsb, NULL);
if ( hr != DS_OK )
{
abort();
}
{
char *ptr1, *ptr2;
DWORD len1, len2;
IDirectSoundBuffer_Lock(SoundSlots[slot].lpsb, 0, SoundSlots[slot].length,
(void **)&ptr1, &len1, (void **)&ptr2, &len2, 0);
memcpy(ptr1, SoundSlots[slot].samples, MIN(len1,(int)SoundSlots[slot].length));
IDirectSoundBuffer_Unlock(SoundSlots[slot].lpsb, (void *)ptr1, len1, (void *)ptr2, len2);
}
IDirectSoundBuffer_SetPan(SoundSlots[slot].lpsb, ((int)(f2fl(SoundSlots[slot].pan) * 20000))-10000);
IDirectSoundBuffer_SetVolume(SoundSlots[slot].lpsb,D1vol2DSvol(SoundSlots[slot].volume));
IDirectSoundBuffer_Play(SoundSlots[slot].lpsb, 0, 0, SoundSlots[slot].looped?DSBPLAY_LOOPING:0);
SoundObjects[obj].signature = next_signature++;
SoundObjects[obj].handle = slot;
SoundObjects[obj].flags |= SOF_PLAYING;
//added on 980905 by adb to add sound kill system from original sos digi.c
reset_sounds_on_channel(slot);
//end edit by adb
return 0;
}
int ghettoInit(GhettoBufferCallback *callback, void *hwnd)
{
static const WAVEFORMATEX wfxprimary = { WAVE_FORMAT_PCM, 1, 44100, 44100*2, 2, 16, 0 };
//static const WAVEFORMATEX wfxprimary = { WAVE_FORMAT_PCM, 2, 44100, 44100*2*2, 2*2, 16, 0 };
static const DSBUFFERDESC primdesc = { sizeof(DSBUFFERDESC), DSBCAPS_PRIMARYBUFFER, 0, 0, 0 };
static const DSBUFFERDESC streamdesc = { sizeof(DSBUFFERDESC), DSBCAPS_GETCURRENTPOSITION2 | DSBCAPS_GLOBALFOCUS, BUFFERLEN, 0, (WAVEFORMATEX*)&wfxprimary };
ZeroMemory(&g_dsound, sizeof(g_dsound));
g_dsound.callback = callback;
void *buf1, *buf2;
DWORD len1, len2;
if (DirectSoundCreate(0, &g_dsound.dssd, 0) != S_OK)
printf("dsc\n");
if (IDirectSound_SetCooperativeLevel(g_dsound.dssd, (HWND)hwnd, DSSCL_PRIORITY) != S_OK)
printf("setcooperative\n");
if (IDirectSound_CreateSoundBuffer(g_dsound.dssd, &primdesc, &g_dsound.pbuf, 0) != S_OK)
printf("createsoundbuffer\n");
if(IDirectSound_CreateSoundBuffer(g_dsound.dssd, &streamdesc, &g_dsound.sbuf, 0) != S_OK)
printf("createsoundbuffer2\n");
if (IDirectSoundBuffer_SetFormat(g_dsound.pbuf, &wfxprimary) != S_OK)
printf("setformat\n");
if (IDirectSoundBuffer_Lock(g_dsound.sbuf, 0, 0, &buf1, &len1, &buf2, &len2, DSBLOCK_ENTIREBUFFER) != S_OK) // lock secondary buf
{
printf("lock failed\n");
goto fail;
}
// clear secondary buffer
memset(buf1, 0, len1);
memset(buf2, 0, len2);
if (IDirectSoundBuffer_Unlock(g_dsound.sbuf, buf1, len1, buf2, len2) != S_OK)
goto fail;
g_dsound.bufcnt = -BUFFERLEN;
g_dsound.ltg = -BUFFERLEN;
g_dsound.tickev = CreateEvent(0, FALSE, FALSE, 0);
g_dsound.exitev = CreateEvent(0, FALSE, FALSE, 0);
InitializeCriticalSection(&g_dsound.crsec);
if (IDirectSoundBuffer_Play(g_dsound.sbuf, 0, 0, DSBPLAY_LOOPING) != S_OK) {
printf("play failed\n");
goto fail;
}
IDirectSoundBuffer_SetVolume(g_dsound.sbuf, 5000);
// start sound thread
g_dsound.thndl = CreateThread(0, 0, bufferLoop, 0, 0, &len1);
SetThreadPriority(g_dsound.thndl, THREAD_PRIORITY_ABOVE_NORMAL);
return 0;
fail:
ghettoClose();
return -1;
}
int I_StartSound(sfxinfo_t *sound, int vol, int sep, int pitch, int pri)
{
int channel=0;
// proff 07/04/98: Added for CYGWIN32 compatibility
#ifdef HAVE_LIBDSOUND
HRESULT error;
char *snddata;
int sndlength;
if (noDSound == true)
return channel;
// load sound data if we have not already
I_CacheSound(sound);
// find a free channel
channel = I_GetFreeChannel();
// proff 07/26/98: Added volume check
// proff 10/31/98: Added Stop before updating sound-data
error = IDirectSoundBuffer_Stop(lpSecondaryDSB[channel]);
ChannelInfo[channel].playing = false;
if (vol==0)
return channel;
snddata = sound->data;
ChannelInfo[channel].samplerate = (snddata[3] << 8) + snddata[2];
// proff 10/31/98: Use accurate time for this one
ChannelInfo[channel].endtime =
I_GetTime_RealTime() +
(sound->length * 35) / ChannelInfo[channel].samplerate + 1;
// skip past header
snddata += 8;
sndlength = sound->length - 8;
error = IDirectSoundBuffer_SetCurrentPosition(lpSecondaryDSB[channel],0);
// proff 11/09/98: Added for a slight speedup
if (sound != ChannelInfo[channel].sfx)
{
DWORD *hand1,*hand2;
DWORD len1,len2;
ChannelInfo[channel].sfx = sound;
error = IDirectSoundBuffer_Lock(lpSecondaryDSB[channel],0,65535,
&hand1,&len1,&hand2,&len2,
DSBLOCK_FROMWRITECURSOR);
if (len1 >= sndlength)
{
memset(hand1, 128, len1);
memcpy(hand1, snddata , sndlength);
memset(hand2, 128, len2);
}
else
{
memcpy(hand1, snddata, len1);
memcpy(hand2, &((char *)snddata)[len1], sndlength-len1);
}
error = IDirectSoundBuffer_Unlock
(lpSecondaryDSB[channel], hand1, len1, hand2, len2);
}
IDirectSoundBuffer_SetVolume(lpSecondaryDSB[channel], VOL(vol));
IDirectSoundBuffer_SetPan(lpSecondaryDSB[channel], SEP(sep));
IDirectSoundBuffer_SetFrequency(lpSecondaryDSB[channel],
ChannelInfo[channel].samplerate+PITCH(pitch));
error = IDirectSoundBuffer_Play(lpSecondaryDSB[channel], 0, 0, 0);
ChannelInfo[channel].playing = true;
#endif // HAVE_LIBDSOUND
return channel;
}
int digi_start_sound(int soundnum, fix volume, fix pan)
{
int ntries;
int slot;
HRESULT hr;
if (!digi_initialised)
return -1;
//added on 980905 by adb from original source to add sound kill system
// play at most digi_max_channel samples, if possible kill sample with low volume
ntries = 0;
TryNextChannel:
if ( (SampleHandles[next_handle] >= 0) && (SoundSlots[SampleHandles[next_handle]].playing) )
{
if ( (SoundSlots[SampleHandles[next_handle]].volume > digi_volume) && (ntries<digi_max_channels) )
{
//mprintf(( 0, "Not stopping loud sound %d.\n", next_handle ));
next_handle++;
if ( next_handle >= digi_max_channels )
next_handle = 0;
ntries++;
goto TryNextChannel;
}
//mprintf(( 0, "[SS:%d]", next_handle ));
DS_release_slot(SampleHandles[next_handle],1);
SampleHandles[next_handle] = -1;
}
//end edit by adb
slot = get_free_slot();
if (slot<0)
return -1;
SoundSlots[slot].soundno = soundnum;
SoundSlots[slot].samples = Sounddat(soundnum)->data;
SoundSlots[slot].length = Sounddat(soundnum)->length;
SoundSlots[slot].volume = fixmul(digi_volume, volume);
SoundSlots[slot].pan = pan;
SoundSlots[slot].position = 0;
SoundSlots[slot].looped = 0;
SoundSlots[slot].playing = 1;
memset(&waveformat, 0, sizeof(waveformat));
waveformat.wFormatTag=WAVE_FORMAT_PCM;
waveformat.wBitsPerSample = Sounddat(soundnum)->bits;
waveformat.nChannels = 1;
waveformat.nSamplesPerSec = Sounddat(soundnum)->freq;
waveformat.nBlockAlign =
waveformat.nChannels * (waveformat.wBitsPerSample/8);
waveformat.nAvgBytesPerSec =
waveformat.nSamplesPerSec * waveformat.nBlockAlign;
memset(&dsbd, 0, sizeof(dsbd));
dsbd.dwSize = sizeof(dsbd);
dsbd.dwFlags = (DSBCAPS_CTRLFREQUENCY|DSBCAPS_CTRLPAN|DSBCAPS_CTRLVOLUME) | DSBCAPS_GETCURRENTPOSITION2;
dsbd.dwReserved=0;
dsbd.dwBufferBytes = SoundSlots[slot].length;
dsbd.lpwfxFormat = &waveformat;
hr = IDirectSound_CreateSoundBuffer(lpds, &dsbd, &SoundSlots[slot].lpsb, NULL);
if ( hr != DS_OK )
{
printf("Createsoundbuffer failed! hr=0x%X\n", (int)hr);
abort();
}
{
char *ptr1, *ptr2;
DWORD len1, len2;
IDirectSoundBuffer_Lock(SoundSlots[slot].lpsb, 0, Sounddat(soundnum)->length,
(void **)&ptr1, &len1, (void **)&ptr2, &len2, 0);
memcpy(ptr1,Sounddat(soundnum)->data, MIN((int) len1, Sounddat(soundnum)->length));
IDirectSoundBuffer_Unlock(SoundSlots[slot].lpsb, ptr1, len1, ptr2, len2);
}
IDirectSoundBuffer_SetPan(SoundSlots[slot].lpsb, ((int)(f2fl(pan) * 20000.0))-10000);
IDirectSoundBuffer_SetVolume(SoundSlots[slot].lpsb, D1vol2DSvol(SoundSlots[slot].volume));
IDirectSoundBuffer_Play(SoundSlots[slot].lpsb, 0, 0, 0);
//added on 980905 by adb to add sound kill system from original sos digi.c
reset_sounds_on_channel(slot);
SampleHandles[next_handle] = slot;
next_handle++;
if ( next_handle >= digi_max_channels )
next_handle = 0;
//end edit by adb
return slot;
}
void SOUND_set_vol(int sound, float vol)
{
IDirectSoundBuffer_SetVolume(sample_buffers[sound], (LONG)vol) ;
}
