#include "dsound_private.h"
-#include "fir.h"
-
void DSOUND_RecalcVolPan(PDSVOLUMEPAN volpan)
{
double temp;
TRACE("Vol=%d Pan=%d\n", volpan->lVolume, volpan->lPan);
}
+/** Convert a primary buffer position to a pointer position for device->mix_buffer
+ * device: DirectSoundDevice for which to calculate
+ * pos: Primary buffer position to converts
+ * Returns: Offset for mix_buffer
+ */
+DWORD DSOUND_bufpos_to_mixpos(const DirectSoundDevice* device, DWORD pos)
+{
+ DWORD ret = pos * 32 / device->pwfx->wBitsPerSample;
+ if (device->pwfx->wBitsPerSample == 32)
+ ret *= 2;
+ return ret;
+}
+
+/* NOTE: Not all secpos have to always be mapped to a bufpos, other way around is always the case
+ * DWORD64 is used here because a single DWORD wouldn't be big enough to fit the freqAcc for big buffers
+ */
+/** This function converts a 'native' sample pointer to a resampled pointer that fits for primary
+ * secmixpos is used to decide which freqAcc is needed
+ * overshot tells what the 'actual' secpos is now (optional)
+ */
+DWORD DSOUND_secpos_to_bufpos(const IDirectSoundBufferImpl *dsb, DWORD secpos, DWORD secmixpos, DWORD* overshot)
+{
+ DWORD64 framelen = secpos / dsb->pwfx->nBlockAlign;
+ DWORD64 freqAdjust = dsb->freqAdjust;
+ DWORD64 acc, freqAcc;
+
+ if (secpos < secmixpos)
+ freqAcc = dsb->freqAccNext;
+ else freqAcc = dsb->freqAcc;
+ acc = (framelen << DSOUND_FREQSHIFT) + (freqAdjust - 1 - freqAcc);
+ acc /= freqAdjust;
+ if (overshot)
+ {
+ DWORD64 oshot = acc * freqAdjust + freqAcc;
+ assert(oshot >= framelen << DSOUND_FREQSHIFT);
+ oshot -= framelen << DSOUND_FREQSHIFT;
+ *overshot = (DWORD)oshot;
+ assert(*overshot < dsb->freqAdjust);
+ }
+ return (DWORD)acc * dsb->device->pwfx->nBlockAlign;
+}
+
+/** Convert a resampled pointer that fits for primary to a 'native' sample pointer
+ * freqAccNext is used here rather than freqAcc: In case the app wants to fill up to
+ * the play position it won't overwrite it
+ */
+static DWORD DSOUND_bufpos_to_secpos(const IDirectSoundBufferImpl *dsb, DWORD bufpos)
+{
+ DWORD oAdv = dsb->device->pwfx->nBlockAlign, iAdv = dsb->pwfx->nBlockAlign, pos;
+ DWORD64 framelen;
+ DWORD64 acc;
+
+ framelen = bufpos/oAdv;
+ acc = framelen * (DWORD64)dsb->freqAdjust + (DWORD64)dsb->freqAccNext;
+ acc = acc >> DSOUND_FREQSHIFT;
+ pos = (DWORD)acc * iAdv;
+ if (pos >= dsb->buflen)
+ /* Because of differences between freqAcc and freqAccNext, this might happen */
+ pos = dsb->buflen - iAdv;
+ TRACE("Converted %d/%d to %d/%d\n", bufpos, dsb->tmp_buffer_len, pos, dsb->buflen);
+ return pos;
+}
+
+/**
+ * Move freqAccNext to freqAcc, and find new values for buffer length and freqAccNext
+ */
+static void DSOUND_RecalcFreqAcc(IDirectSoundBufferImpl *dsb)
+{
+ if (!dsb->freqneeded) return;
+ dsb->freqAcc = dsb->freqAccNext;
+ dsb->tmp_buffer_len = DSOUND_secpos_to_bufpos(dsb, dsb->buflen, 0, &dsb->freqAccNext);
+ TRACE("New freqadjust: %04x, new buflen: %d\n", dsb->freqAccNext, dsb->tmp_buffer_len);
+}
+
/**
* Recalculate the size for temporary buffer, and new writelead
* Should be called when one of the following things occur:
* - Primary buffer format is changed
* - This buffer format (frequency) is changed
+ *
+ * After this, DSOUND_MixToTemporary(dsb, 0, dsb->buflen) should
+ * be called to refill the temporary buffer with data.
*/
void DSOUND_RecalcFormat(IDirectSoundBufferImpl *dsb)
{
- DWORD ichannels = dsb->pwfx->nChannels;
- DWORD ochannels = dsb->device->pwfx->nChannels;
+ BOOL needremix = TRUE, needresample = (dsb->freq != dsb->device->pwfx->nSamplesPerSec);
+ DWORD bAlign = dsb->pwfx->nBlockAlign, pAlign = dsb->device->pwfx->nBlockAlign;
WAVEFORMATEXTENSIBLE *pwfxe;
BOOL ieee = FALSE;
TRACE("(%p)\n",dsb);
pwfxe = (WAVEFORMATEXTENSIBLE *) dsb->pwfx;
- dsb->freqAdjust = (float)dsb->freq / dsb->device->pwfx->nSamplesPerSec;
if ((pwfxe->Format.wFormatTag == WAVE_FORMAT_IEEE_FLOAT) || ((pwfxe->Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE)
&& (IsEqualGUID(&pwfxe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))))
ieee = TRUE;
- /**
- * Recalculate FIR step and gain.
- *
- * firstep says how many points of the FIR exist per one
- * sample in the secondary buffer. firgain specifies what
- * to multiply the FIR output by in order to attenuate it correctly.
- */
- if (dsb->freqAdjust > 1.0f) {
- /**
- * Yes, round it a bit to make sure that the
- * linear interpolation factor never changes.
- */
- dsb->firstep = ceil(fir_step / dsb->freqAdjust);
- } else {
- dsb->firstep = fir_step;
- }
- dsb->firgain = (float)dsb->firstep / fir_step;
-
/* calculate the 10ms write lead */
dsb->writelead = (dsb->freq / 100) * dsb->pwfx->nBlockAlign;
- dsb->freqAcc = 0;
+ if ((dsb->pwfx->wBitsPerSample == dsb->device->pwfx->wBitsPerSample) &&
+ (dsb->pwfx->nChannels == dsb->device->pwfx->nChannels) && !needresample && !ieee)
+ needremix = FALSE;
+ HeapFree(GetProcessHeap(), 0, dsb->tmp_buffer);
+ dsb->tmp_buffer = NULL;
+ dsb->max_buffer_len = dsb->freqAcc = dsb->freqAccNext = 0;
+ dsb->freqneeded = needresample;
- dsb->get_aux = ieee ? getbpp[4] : getbpp[dsb->pwfx->wBitsPerSample/8 - 1];
- dsb->put_aux = putieee32;
+ if (ieee)
+ dsb->convert = convertbpp[4][dsb->device->pwfx->wBitsPerSample/8 - 1];
+ else
+ dsb->convert = convertbpp[dsb->pwfx->wBitsPerSample/8 - 1][dsb->device->pwfx->wBitsPerSample/8 - 1];
- dsb->get = dsb->get_aux;
- dsb->put = dsb->put_aux;
+ dsb->resampleinmixer = FALSE;
- if (ichannels == ochannels)
+ if (needremix)
{
- dsb->mix_channels = ichannels;
- if (ichannels > 32) {
- FIXME("Copying %u channels is unsupported, limiting to first 32\n", ichannels);
- dsb->mix_channels = 32;
- }
- }
- else if (ichannels == 1)
- {
- dsb->mix_channels = 1;
- dsb->put = put_mono2stereo;
- }
- else if (ochannels == 1)
- {
- dsb->mix_channels = 1;
- dsb->get = get_mono;
- }
- else
- {
- if (ichannels > 2)
- FIXME("Conversion from %u to %u channels is not implemented, falling back to stereo\n", ichannels, ochannels);
- dsb->mix_channels = 2;
+ if (needresample)
+ DSOUND_RecalcFreqAcc(dsb);
+ else
+ dsb->tmp_buffer_len = dsb->buflen / bAlign * pAlign;
+ dsb->max_buffer_len = dsb->tmp_buffer_len;
+ if ((dsb->max_buffer_len <= dsb->device->buflen || dsb->max_buffer_len < ds_snd_shadow_maxsize * 1024 * 1024) && ds_snd_shadow_maxsize >= 0)
+ dsb->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, dsb->max_buffer_len);
+ if (dsb->tmp_buffer)
+ FillMemory(dsb->tmp_buffer, dsb->tmp_buffer_len, dsb->device->pwfx->wBitsPerSample == 8 ? 128 : 0);
+ else
+ dsb->resampleinmixer = TRUE;
}
+ else dsb->max_buffer_len = dsb->tmp_buffer_len = dsb->buflen;
+ dsb->buf_mixpos = DSOUND_secpos_to_bufpos(dsb, dsb->sec_mixpos, 0, NULL);
}
/**
}
}
-static inline float get_current_sample(const IDirectSoundBufferImpl *dsb,
- DWORD mixpos, DWORD channel)
-{
- if (mixpos >= dsb->buflen && !(dsb->playflags & DSBPLAY_LOOPING))
- return 0.0f;
- return dsb->get(dsb, mixpos % dsb->buflen, channel);
-}
-
-static UINT cp_fields_noresample(IDirectSoundBufferImpl *dsb, UINT count)
-{
- UINT istride = dsb->pwfx->nBlockAlign;
- UINT ostride = dsb->device->pwfx->nChannels * sizeof(float);
- DWORD channel, i;
- for (i = 0; i < count; i++)
- for (channel = 0; channel < dsb->mix_channels; channel++)
- dsb->put(dsb, i * ostride, channel, get_current_sample(dsb,
- dsb->sec_mixpos + i * istride, channel));
- return count;
-}
-
-static UINT cp_fields_resample(IDirectSoundBufferImpl *dsb, UINT count, float *freqAcc)
+/**
+ * Copy a single frame from the given input buffer to the given output buffer.
+ * Translate 8 <-> 16 bits and mono <-> stereo
+ */
+static inline void cp_fields(const IDirectSoundBufferImpl *dsb, const BYTE *ibuf, BYTE *obuf,
+ UINT istride, UINT ostride, UINT count, UINT freqAcc, UINT adj)
{
- UINT i, channel;
- UINT istride = dsb->pwfx->nBlockAlign;
- UINT ostride = dsb->device->pwfx->nChannels * sizeof(float);
-
- float freqAdjust = dsb->freqAdjust;
- float freqAcc_start = *freqAcc;
- float freqAcc_end = freqAcc_start + count * freqAdjust;
- UINT dsbfirstep = dsb->firstep;
- UINT channels = dsb->mix_channels;
- UINT max_ipos = freqAcc_start + count * freqAdjust;
-
- UINT fir_cachesize = (fir_len + dsbfirstep - 2) / dsbfirstep;
- UINT required_input = max_ipos + fir_cachesize;
-
- float* intermediate = HeapAlloc(GetProcessHeap(), 0,
- sizeof(float) * required_input * channels);
-
- float* fir_copy = HeapAlloc(GetProcessHeap(), 0,
- sizeof(float) * fir_cachesize);
-
- /* Important: this buffer MUST be non-interleaved
- * if you want -msse3 to have any effect.
- * This is good for CPU cache effects, too.
- */
- float* itmp = intermediate;
- for (channel = 0; channel < channels; channel++)
- for (i = 0; i < required_input; i++)
- *(itmp++) = get_current_sample(dsb,
- dsb->sec_mixpos + i * istride, channel);
-
- for(i = 0; i < count; ++i) {
- float total_fir_steps = (freqAcc_start + i * freqAdjust) * dsbfirstep;
- UINT int_fir_steps = total_fir_steps;
- UINT ipos = int_fir_steps / dsbfirstep;
-
- UINT idx = (ipos + 1) * dsbfirstep - int_fir_steps - 1;
- float rem = int_fir_steps + 1.0 - total_fir_steps;
-
- int fir_used = 0;
- while (idx < fir_len - 1) {
- fir_copy[fir_used++] = fir[idx] * (1.0 - rem) + fir[idx + 1] * rem;
- idx += dsb->firstep;
- }
-
- assert(fir_used <= fir_cachesize);
- assert(ipos + fir_used <= required_input);
-
- for (channel = 0; channel < dsb->mix_channels; channel++) {
- int j;
- float sum = 0.0;
- float* cache = &intermediate[channel * required_input + ipos];
- for (j = 0; j < fir_used; j++)
- sum += fir_copy[j] * cache[j];
- dsb->put(dsb, i * ostride, channel, sum * dsb->firgain);
- }
+ DirectSoundDevice *device = dsb->device;
+ INT istep = dsb->pwfx->wBitsPerSample / 8, ostep = device->pwfx->wBitsPerSample / 8;
+
+ if (device->pwfx->nChannels == dsb->pwfx->nChannels ||
+ (device->pwfx->nChannels == 2 && dsb->pwfx->nChannels == 6) ||
+ (device->pwfx->nChannels == 8 && dsb->pwfx->nChannels == 2) ||
+ (device->pwfx->nChannels == 6 && dsb->pwfx->nChannels == 2)) {
+ dsb->convert(ibuf, obuf, istride, ostride, count, freqAcc, adj);
+ if (device->pwfx->nChannels == 2 || dsb->pwfx->nChannels == 2)
+ dsb->convert(ibuf + istep, obuf + ostep, istride, ostride, count, freqAcc, adj);
+ return;
}
- freqAcc_end -= (int)freqAcc_end;
- *freqAcc = freqAcc_end;
-
- HeapFree(GetProcessHeap(), 0, fir_copy);
- HeapFree(GetProcessHeap(), 0, intermediate);
-
- return max_ipos;
-}
-
-static void cp_fields(IDirectSoundBufferImpl *dsb, UINT count, float *freqAcc)
-{
- DWORD ipos, adv;
+ if (device->pwfx->nChannels == 1 && dsb->pwfx->nChannels == 2)
+ {
+ dsb->convert(ibuf, obuf, istride, ostride, count, freqAcc, adj);
+ return;
+ }
- if (dsb->freqAdjust == 1.0)
- adv = cp_fields_noresample(dsb, count); /* *freqAcc is unmodified */
- else
- adv = cp_fields_resample(dsb, count, freqAcc);
-
- ipos = dsb->sec_mixpos + adv * dsb->pwfx->nBlockAlign;
- if (ipos >= dsb->buflen) {
- if (dsb->playflags & DSBPLAY_LOOPING)
- ipos %= dsb->buflen;
- else {
- ipos = 0;
- dsb->state = STATE_STOPPED;
- }
+ if (device->pwfx->nChannels == 2 && dsb->pwfx->nChannels == 1)
+ {
+ dsb->convert(ibuf, obuf, istride, ostride, count, freqAcc, adj);
+ dsb->convert(ibuf, obuf + ostep, istride, ostride, count, freqAcc, adj);
+ return;
}
- dsb->sec_mixpos = ipos;
+ WARN("Unable to remap channels: device=%u, buffer=%u\n", device->pwfx->nChannels,
+ dsb->pwfx->nChannels);
}
/**
*
* NOTE: writepos + len <= buflen. When called by mixer, MixOne makes sure of this.
*/
-static void DSOUND_MixToTemporary(IDirectSoundBufferImpl *dsb, DWORD frames)
+void DSOUND_MixToTemporary(const IDirectSoundBufferImpl *dsb, DWORD writepos, DWORD len, BOOL inmixer)
{
- UINT size_bytes = frames * sizeof(float) * dsb->device->pwfx->nChannels;
+ INT size;
+ BYTE *ibp, *obp, *obp_begin;
+ INT iAdvance = dsb->pwfx->nBlockAlign;
+ INT oAdvance = dsb->device->pwfx->nBlockAlign;
+ DWORD freqAcc, target_writepos = 0, overshot, maxlen;
+
+ /* We resample only when needed */
+ if ((dsb->tmp_buffer && inmixer) || (!dsb->tmp_buffer && !inmixer) || dsb->resampleinmixer != inmixer)
+ return;
+
+ assert(writepos + len <= dsb->buflen);
+ if (inmixer && writepos + len < dsb->buflen)
+ len += dsb->pwfx->nBlockAlign;
+
+ maxlen = DSOUND_secpos_to_bufpos(dsb, len, 0, NULL);
- if (dsb->device->tmp_buffer_len < size_bytes || !dsb->device->tmp_buffer)
+ ibp = dsb->buffer->memory + writepos;
+ if (!inmixer)
+ obp_begin = dsb->tmp_buffer;
+ else if (dsb->device->tmp_buffer_len < maxlen || !dsb->device->tmp_buffer)
{
- dsb->device->tmp_buffer_len = size_bytes;
+ dsb->device->tmp_buffer_len = maxlen;
if (dsb->device->tmp_buffer)
- dsb->device->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0, dsb->device->tmp_buffer, size_bytes);
+ dsb->device->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0, dsb->device->tmp_buffer, maxlen);
else
- dsb->device->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, size_bytes);
+ dsb->device->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, maxlen);
+ obp_begin = dsb->device->tmp_buffer;
+ }
+ else
+ obp_begin = dsb->device->tmp_buffer;
+
+ TRACE("(%p, %p)\n", dsb, ibp);
+ size = len / iAdvance;
+
+ /* Check for same sample rate */
+ if (dsb->freq == dsb->device->pwfx->nSamplesPerSec) {
+ TRACE("(%p) Same sample rate %d = primary %d\n", dsb,
+ dsb->freq, dsb->device->pwfx->nSamplesPerSec);
+ obp = obp_begin;
+ if (!inmixer)
+ obp += writepos/iAdvance*oAdvance;
+
+ cp_fields(dsb, ibp, obp, iAdvance, oAdvance, size, 0, 1 << DSOUND_FREQSHIFT);
+ return;
+ }
+
+ /* Mix in different sample rates */
+ TRACE("(%p) Adjusting frequency: %d -> %d\n", dsb, dsb->freq, dsb->device->pwfx->nSamplesPerSec);
+
+ target_writepos = DSOUND_secpos_to_bufpos(dsb, writepos, dsb->sec_mixpos, &freqAcc);
+ overshot = freqAcc >> DSOUND_FREQSHIFT;
+ if (overshot)
+ {
+ if (overshot >= size)
+ return;
+ size -= overshot;
+ writepos += overshot * iAdvance;
+ if (writepos >= dsb->buflen)
+ return;
+ ibp = dsb->buffer->memory + writepos;
+ freqAcc &= (1 << DSOUND_FREQSHIFT) - 1;
+ TRACE("Overshot: %d, freqAcc: %04x\n", overshot, freqAcc);
}
- cp_fields(dsb, frames, &dsb->freqAcc);
+ if (!inmixer)
+ obp = obp_begin + target_writepos;
+ else obp = obp_begin;
+
+ /* FIXME: Small problem here when we're overwriting buf_mixpos, it then STILL uses old freqAcc, not sure if it matters or not */
+ cp_fields(dsb, ibp, obp, iAdvance, oAdvance, size, freqAcc, dsb->freqAdjust);
}
-static void DSOUND_MixerVol(const IDirectSoundBufferImpl *dsb, INT frames)
+/** Apply volume to the given soundbuffer from (primary) position writepos and length len
+ * Returns: NULL if no volume needs to be applied
+ * or else a memory handle that holds 'len' volume adjusted buffer */
+static LPBYTE DSOUND_MixerVol(const IDirectSoundBufferImpl *dsb, INT len)
{
INT i;
- float vLeft, vRight;
- UINT channels = dsb->device->pwfx->nChannels, chan;
+ BYTE *bpc;
+ INT16 *bps, *mems;
+ DWORD vLeft, vRight;
+ INT nChannels = dsb->device->pwfx->nChannels;
+ LPBYTE mem = (dsb->tmp_buffer ? dsb->tmp_buffer : dsb->buffer->memory) + dsb->buf_mixpos;
- TRACE("(%p,%d)\n",dsb,frames);
+ if (dsb->resampleinmixer)
+ mem = dsb->device->tmp_buffer;
+
+ TRACE("(%p,%d)\n",dsb,len);
TRACE("left = %x, right = %x\n", dsb->volpan.dwTotalLeftAmpFactor,
dsb->volpan.dwTotalRightAmpFactor);
if ((!(dsb->dsbd.dwFlags & DSBCAPS_CTRLPAN) || (dsb->volpan.lPan == 0)) &&
(!(dsb->dsbd.dwFlags & DSBCAPS_CTRLVOLUME) || (dsb->volpan.lVolume == 0)) &&
!(dsb->dsbd.dwFlags & DSBCAPS_CTRL3D))
- return; /* Nothing to do */
+ return NULL; /* Nothing to do */
- if (channels != 1 && channels != 2)
+ if (nChannels != 1 && nChannels != 2)
{
- FIXME("There is no support for %u channels\n", channels);
- return;
+ FIXME("There is no support for %d channels\n", nChannels);
+ return NULL;
}
- vLeft = dsb->volpan.dwTotalLeftAmpFactor / ((float)0xFFFF);
- vRight = dsb->volpan.dwTotalRightAmpFactor / ((float)0xFFFF);
- for(i = 0; i < frames; ++i){
- for(chan = 0; chan < channels; ++chan){
- if(chan == 0)
- dsb->device->tmp_buffer[i * channels + chan] *= vLeft;
- else
- dsb->device->tmp_buffer[i * channels + chan] *= vRight;
+ if (dsb->device->pwfx->wBitsPerSample != 8 && dsb->device->pwfx->wBitsPerSample != 16)
+ {
+ FIXME("There is no support for %d bpp\n", dsb->device->pwfx->wBitsPerSample);
+ return NULL;
+ }
+
+ if (dsb->device->tmp_buffer_len < len || !dsb->device->tmp_buffer)
+ {
+ /* If we just resampled in DSOUND_MixToTemporary, we shouldn't need to resize here */
+ assert(!dsb->resampleinmixer);
+ dsb->device->tmp_buffer_len = len;
+ if (dsb->device->tmp_buffer)
+ dsb->device->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0, dsb->device->tmp_buffer, len);
+ else
+ dsb->device->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, len);
+ }
+
+ bpc = dsb->device->tmp_buffer;
+ bps = (INT16 *)bpc;
+ mems = (INT16 *)mem;
+ vLeft = dsb->volpan.dwTotalLeftAmpFactor;
+ if (nChannels > 1)
+ vRight = dsb->volpan.dwTotalRightAmpFactor;
+ else
+ vRight = vLeft;
+
+ switch (dsb->device->pwfx->wBitsPerSample) {
+ case 8:
+ /* 8-bit WAV is unsigned, but we need to operate */
+ /* on signed data for this to work properly */
+ for (i = 0; i < len-1; i+=2) {
+ *(bpc++) = (((*(mem++) - 128) * vLeft) >> 16) + 128;
+ *(bpc++) = (((*(mem++) - 128) * vRight) >> 16) + 128;
}
+ if (len % 2 == 1 && nChannels == 1)
+ *(bpc++) = (((*(mem++) - 128) * vLeft) >> 16) + 128;
+ break;
+ case 16:
+ /* 16-bit WAV is signed -- much better */
+ for (i = 0; i < len-3; i += 4) {
+ *(bps++) = (*(mems++) * vLeft) >> 16;
+ *(bps++) = (*(mems++) * vRight) >> 16;
+ }
+ if (len % 4 == 2 && nChannels == 1)
+ *(bps++) = ((INT)*(mems++) * vLeft) >> 16;
+ break;
}
+ return dsb->device->tmp_buffer;
}
/**
*/
static DWORD DSOUND_MixInBuffer(IDirectSoundBufferImpl *dsb, DWORD writepos, DWORD fraglen)
{
- INT len = fraglen;
- float *ibuf;
- DWORD oldpos;
- UINT frames = fraglen / dsb->device->pwfx->nBlockAlign;
+ INT len = fraglen, ilen;
+ BYTE *ibuf = (dsb->tmp_buffer ? dsb->tmp_buffer : dsb->buffer->memory) + dsb->buf_mixpos, *volbuf;
+ DWORD oldpos, mixbufpos;
- TRACE("sec_mixpos=%d/%d\n", dsb->sec_mixpos, dsb->buflen);
+ TRACE("buf_mixpos=%d/%d sec_mixpos=%d/%d\n", dsb->buf_mixpos, dsb->tmp_buffer_len, dsb->sec_mixpos, dsb->buflen);
TRACE("(%p,%d,%d)\n",dsb,writepos,fraglen);
+ assert(dsb->buf_mixpos + len <= dsb->tmp_buffer_len);
+
if (len % dsb->device->pwfx->nBlockAlign) {
INT nBlockAlign = dsb->device->pwfx->nBlockAlign;
ERR("length not a multiple of block size, len = %d, block size = %d\n", len, nBlockAlign);
}
/* Resample buffer to temporary buffer specifically allocated for this purpose, if needed */
- oldpos = dsb->sec_mixpos;
-
- DSOUND_MixToTemporary(dsb, frames);
- ibuf = dsb->device->tmp_buffer;
+ DSOUND_MixToTemporary(dsb, dsb->sec_mixpos, DSOUND_bufpos_to_secpos(dsb, dsb->buf_mixpos+len) - dsb->sec_mixpos, TRUE);
+ if (dsb->resampleinmixer)
+ ibuf = dsb->device->tmp_buffer;
/* Apply volume if needed */
- DSOUND_MixerVol(dsb, frames);
+ volbuf = DSOUND_MixerVol(dsb, len);
+ if (volbuf)
+ ibuf = volbuf;
+
+ mixbufpos = DSOUND_bufpos_to_mixpos(dsb->device, writepos);
+ /* Now mix the temporary buffer into the devices main buffer */
+ if ((writepos + len) <= dsb->device->buflen)
+ dsb->device->mixfunction(ibuf, dsb->device->mix_buffer + mixbufpos, len);
+ else
+ {
+ DWORD todo = dsb->device->buflen - writepos;
+ dsb->device->mixfunction(ibuf, dsb->device->mix_buffer + mixbufpos, todo);
+ dsb->device->mixfunction(ibuf + todo, dsb->device->mix_buffer, len - todo);
+ }
- mixieee32(ibuf, dsb->device->mix_buffer, frames * dsb->device->pwfx->nChannels);
+ oldpos = dsb->sec_mixpos;
+ dsb->buf_mixpos += len;
+
+ if (dsb->buf_mixpos >= dsb->tmp_buffer_len) {
+ if (dsb->buf_mixpos > dsb->tmp_buffer_len)
+ ERR("Mixpos (%u) past buflen (%u), capping...\n", dsb->buf_mixpos, dsb->tmp_buffer_len);
+ if (dsb->playflags & DSBPLAY_LOOPING) {
+ dsb->buf_mixpos -= dsb->tmp_buffer_len;
+ } else if (dsb->buf_mixpos >= dsb->tmp_buffer_len) {
+ dsb->buf_mixpos = dsb->sec_mixpos = 0;
+ dsb->state = STATE_STOPPED;
+ }
+ DSOUND_RecalcFreqAcc(dsb);
+ }
+ dsb->sec_mixpos = DSOUND_bufpos_to_secpos(dsb, dsb->buf_mixpos);
+ ilen = DSOUND_BufPtrDiff(dsb->buflen, dsb->sec_mixpos, oldpos);
/* check for notification positions */
if (dsb->dsbd.dwFlags & DSBCAPS_CTRLPOSITIONNOTIFY &&
dsb->state != STATE_STARTING) {
- INT ilen = DSOUND_BufPtrDiff(dsb->buflen, dsb->sec_mixpos, oldpos);
DSOUND_CheckEvent(dsb, oldpos, ilen);
}
+ /* increase mix position */
+ dsb->primary_mixpos += len;
+ if (dsb->primary_mixpos >= dsb->device->buflen)
+ dsb->primary_mixpos -= dsb->device->buflen;
return len;
}
*/
static DWORD DSOUND_MixOne(IDirectSoundBufferImpl *dsb, DWORD writepos, DWORD mixlen)
{
- DWORD primary_done = 0;
+ /* The buffer's primary_mixpos may be before or after the device
+ * buffer's mixpos, but both must be ahead of writepos. */
+ DWORD primary_done;
TRACE("(%p,%d,%d)\n",dsb,writepos,mixlen);
- TRACE("writepos=%d, mixlen=%d\n", writepos, mixlen);
- TRACE("looping=%d, leadin=%d\n", dsb->playflags, dsb->leadin);
+ TRACE("writepos=%d, buf_mixpos=%d, primary_mixpos=%d, mixlen=%d\n", writepos, dsb->buf_mixpos, dsb->primary_mixpos, mixlen);
+ TRACE("looping=%d, leadin=%d, buflen=%d\n", dsb->playflags, dsb->leadin, dsb->tmp_buffer_len);
/* If leading in, only mix about 20 ms, and 'skip' mixing the rest, for more fluid pointer advancement */
- /* FIXME: Is this needed? */
- if (dsb->leadin && dsb->state == STATE_STARTING) {
- if (mixlen > 2 * dsb->device->fraglen) {
- primary_done = mixlen - 2 * dsb->device->fraglen;
- mixlen = 2 * dsb->device->fraglen;
- writepos += primary_done;
- dsb->sec_mixpos += (primary_done / dsb->device->pwfx->nBlockAlign) *
- dsb->pwfx->nBlockAlign * dsb->freqAdjust;
+ if (dsb->leadin && dsb->state == STATE_STARTING)
+ {
+ if (mixlen > 2 * dsb->device->fraglen)
+ {
+ dsb->primary_mixpos += mixlen - 2 * dsb->device->fraglen;
+ dsb->primary_mixpos %= dsb->device->buflen;
}
}
-
dsb->leadin = FALSE;
- TRACE("mixlen (primary) = %i\n", mixlen);
+ /* calculate how much pre-buffering has already been done for this buffer */
+ primary_done = DSOUND_BufPtrDiff(dsb->device->buflen, dsb->primary_mixpos, writepos);
+
+ /* sanity */
+ if(mixlen < primary_done)
+ {
+ /* Should *NEVER* happen */
+ ERR("Fatal error. Under/Overflow? primary_done=%d, mixpos=%d/%d (%d/%d), primary_mixpos=%d, writepos=%d, mixlen=%d\n", primary_done,dsb->buf_mixpos,dsb->tmp_buffer_len,dsb->sec_mixpos, dsb->buflen, dsb->primary_mixpos, writepos, mixlen);
+ dsb->primary_mixpos = writepos + mixlen;
+ dsb->primary_mixpos %= dsb->device->buflen;
+ return mixlen;
+ }
+
+ /* take into account already mixed data */
+ mixlen -= primary_done;
+
+ TRACE("primary_done=%d, mixlen (primary) = %i\n", primary_done, mixlen);
+
+ if (!mixlen)
+ return primary_done;
/* First try to mix to the end of the buffer if possible
* Theoretically it would allow for better optimization
*/
- primary_done += DSOUND_MixInBuffer(dsb, writepos, mixlen);
+ if (mixlen + dsb->buf_mixpos >= dsb->tmp_buffer_len)
+ {
+ DWORD newmixed, mixfirst = dsb->tmp_buffer_len - dsb->buf_mixpos;
+ newmixed = DSOUND_MixInBuffer(dsb, dsb->primary_mixpos, mixfirst);
+ mixlen -= newmixed;
+
+ if (dsb->playflags & DSBPLAY_LOOPING)
+ while (newmixed && mixlen)
+ {
+ mixfirst = (dsb->tmp_buffer_len < mixlen ? dsb->tmp_buffer_len : mixlen);
+ newmixed = DSOUND_MixInBuffer(dsb, dsb->primary_mixpos, mixfirst);
+ mixlen -= newmixed;
+ }
+ }
+ else DSOUND_MixInBuffer(dsb, dsb->primary_mixpos, mixlen);
+
+ /* re-calculate the primary done */
+ primary_done = DSOUND_BufPtrDiff(dsb->device->buflen, dsb->primary_mixpos, writepos);
- TRACE("total mixed data=%d\n", primary_done);
+ TRACE("new primary_mixpos=%d, total mixed data=%d\n", dsb->primary_mixpos, primary_done);
/* Report back the total prebuffered amount for this buffer */
return primary_done;
* Returns: the length beyond the writepos that was mixed to.
*/
-static void DSOUND_MixToPrimary(const DirectSoundDevice *device, DWORD writepos, DWORD mixlen, BOOL recover, BOOL *all_stopped)
+static DWORD DSOUND_MixToPrimary(const DirectSoundDevice *device, DWORD writepos, DWORD mixlen, BOOL recover, BOOL *all_stopped)
{
- INT i;
+ INT i, len;
+ DWORD minlen = 0;
IDirectSoundBufferImpl *dsb;
/* unless we find a running buffer, all have stopped */
TRACE("MixToPrimary for %p, state=%d\n", dsb, dsb->state);
- if (dsb->buflen && dsb->state) {
+ if (dsb->buflen && dsb->state && !dsb->hwbuf) {
TRACE("Checking %p, mixlen=%d\n", dsb, mixlen);
RtlAcquireResourceShared(&dsb->lock, TRUE);
/* if buffer is stopping it is stopped now */
DSOUND_CheckEvent(dsb, 0, 0);
} else if (dsb->state != STATE_STOPPED) {
+ /* if recovering, reset the mix position */
+ if ((dsb->state == STATE_STARTING) || recover) {
+ dsb->primary_mixpos = writepos;
+ }
+
/* if the buffer was starting, it must be playing now */
if (dsb->state == STATE_STARTING)
dsb->state = STATE_PLAYING;
/* mix next buffer into the main buffer */
- DSOUND_MixOne(dsb, writepos, mixlen);
+ len = DSOUND_MixOne(dsb, writepos, mixlen);
+
+ if (!minlen) minlen = len;
+
+ /* record the minimum length mixed from all buffers */
+ /* we only want to return the length which *all* buffers have mixed */
+ else if (len) minlen = (len < minlen) ? len : minlen;
*all_stopped = FALSE;
}
RtlReleaseResource(&dsb->lock);
}
}
+
+ TRACE("Mixed at least %d from all buffers\n", minlen);
+ return minlen;
}
/**
static void DSOUND_WaveQueue(DirectSoundDevice *device, BOOL force)
{
- DWORD prebuf_frames, prebuf_bytes, read_offs_bytes;
- BYTE *buffer;
- HRESULT hr;
-
+ DWORD prebuf_frags, wave_writepos, wave_fragpos, i;
TRACE("(%p)\n", device);
- read_offs_bytes = (device->playing_offs_bytes + device->in_mmdev_bytes) % device->buflen;
+ /* calculate the current wave frag position */
+ wave_fragpos = (device->pwplay + device->pwqueue) % device->helfrags;
- TRACE("read_offs_bytes = %u, playing_offs_bytes = %u, in_mmdev_bytes: %u, prebuf = %u\n",
- read_offs_bytes, device->playing_offs_bytes, device->in_mmdev_bytes, device->prebuf);
+ /* calculate the current wave write position */
+ wave_writepos = wave_fragpos * device->fraglen;
+
+ TRACE("wave_fragpos = %i, wave_writepos = %i, pwqueue = %i, prebuf = %i\n",
+ wave_fragpos, wave_writepos, device->pwqueue, device->prebuf);
if (!force)
{
- if(device->mixpos < device->playing_offs_bytes)
- prebuf_bytes = device->mixpos + device->buflen - device->playing_offs_bytes;
- else
- prebuf_bytes = device->mixpos - device->playing_offs_bytes;
+ /* check remaining prebuffered frags */
+ prebuf_frags = device->mixpos / device->fraglen;
+ if (prebuf_frags == device->helfrags)
+ --prebuf_frags;
+ TRACE("wave_fragpos = %d, mixpos_frags = %d\n", wave_fragpos, prebuf_frags);
+ if (prebuf_frags < wave_fragpos)
+ prebuf_frags += device->helfrags;
+ prebuf_frags -= wave_fragpos;
+ TRACE("wanted prebuf_frags = %d\n", prebuf_frags);
}
else
/* buffer the maximum amount of frags */
- prebuf_bytes = device->prebuf * device->fraglen;
+ prebuf_frags = device->prebuf;
/* limit to the queue we have left */
- if(device->in_mmdev_bytes + prebuf_bytes > device->prebuf * device->fraglen)
- prebuf_bytes = device->prebuf * device->fraglen - device->in_mmdev_bytes;
+ if ((prebuf_frags + device->pwqueue) > device->prebuf)
+ prebuf_frags = device->prebuf - device->pwqueue;
- TRACE("prebuf_bytes = %u\n", prebuf_bytes);
+ TRACE("prebuf_frags = %i\n", prebuf_frags);
- if(!prebuf_bytes)
- return;
+ /* adjust queue */
+ device->pwqueue += prebuf_frags;
- device->in_mmdev_bytes += prebuf_bytes;
-
- if(prebuf_bytes + read_offs_bytes > device->buflen){
- DWORD chunk_bytes = device->buflen - read_offs_bytes;
- prebuf_frames = chunk_bytes / device->pwfx->nBlockAlign;
- prebuf_bytes -= chunk_bytes;
- }else{
- prebuf_frames = prebuf_bytes / device->pwfx->nBlockAlign;
- prebuf_bytes = 0;
- }
-
- hr = IAudioRenderClient_GetBuffer(device->render, prebuf_frames, &buffer);
- if(FAILED(hr)){
- WARN("GetBuffer failed: %08x\n", hr);
- return;
- }
-
- memcpy(buffer, device->buffer + read_offs_bytes,
- prebuf_frames * device->pwfx->nBlockAlign);
+ /* get out of CS when calling the wave system */
+ LeaveCriticalSection(&(device->mixlock));
+ /* **** */
- hr = IAudioRenderClient_ReleaseBuffer(device->render, prebuf_frames, 0);
- if(FAILED(hr)){
- WARN("ReleaseBuffer failed: %08x\n", hr);
- return;
+ /* queue up the new buffers */
+ for(i=0; i<prebuf_frags; i++){
+ TRACE("queueing wave buffer %i\n", wave_fragpos);
+ waveOutWrite(device->hwo, &device->pwave[wave_fragpos], sizeof(WAVEHDR));
+ wave_fragpos++;
+ wave_fragpos %= device->helfrags;
}
- /* check if anything wrapped */
- if(prebuf_bytes > 0){
- prebuf_frames = prebuf_bytes / device->pwfx->nBlockAlign;
-
- hr = IAudioRenderClient_GetBuffer(device->render, prebuf_frames, &buffer);
- if(FAILED(hr)){
- WARN("GetBuffer failed: %08x\n", hr);
- return;
- }
-
- memcpy(buffer, device->buffer, prebuf_frames * device->pwfx->nBlockAlign);
-
- hr = IAudioRenderClient_ReleaseBuffer(device->render, prebuf_frames, 0);
- if(FAILED(hr)){
- WARN("ReleaseBuffer failed: %08x\n", hr);
- return;
- }
- }
+ /* **** */
+ EnterCriticalSection(&(device->mixlock));
- TRACE("in_mmdev_bytes now = %i\n", device->in_mmdev_bytes);
+ TRACE("queue now = %i\n", device->pwqueue);
}
/**
* Perform mixing for a Direct Sound device. That is, go through all the
* secondary buffers (the sound bites currently playing) and mix them in
* to the primary buffer (the device buffer).
- *
- * The mixing procedure goes:
- *
- * secondary->buffer (secondary format)
- * =[Resample]=> device->tmp_buffer (float format)
- * =[Volume]=> device->tmp_buffer (float format)
- * =[Mix]=> device->mix_buffer (float format)
- * =[Reformat]=> device->buffer (device format)
*/
static void DSOUND_PerformMix(DirectSoundDevice *device)
{
- UINT32 pad, to_mix_frags, to_mix_bytes;
- HRESULT hr;
-
TRACE("(%p)\n", device);
/* **** */
- EnterCriticalSection(&device->mixlock);
-
- hr = IAudioClient_GetCurrentPadding(device->client, &pad);
- if(FAILED(hr)){
- WARN("GetCurrentPadding failed: %08x\n", hr);
- LeaveCriticalSection(&device->mixlock);
- return;
- }
-
- to_mix_frags = device->prebuf - (pad * device->pwfx->nBlockAlign + device->fraglen - 1) / device->fraglen;
-
- to_mix_bytes = to_mix_frags * device->fraglen;
-
- if(device->in_mmdev_bytes > 0){
- DWORD delta_bytes = min(to_mix_bytes, device->in_mmdev_bytes);
- device->in_mmdev_bytes -= delta_bytes;
- device->playing_offs_bytes += delta_bytes;
- device->playing_offs_bytes %= device->buflen;
- }
+ EnterCriticalSection(&(device->mixlock));
if (device->priolevel != DSSCL_WRITEPRIMARY) {
BOOL recover = FALSE, all_stopped = FALSE;
- DWORD playpos, writepos, writelead, maxq, prebuff_max, prebuff_left, size1, size2;
+ DWORD playpos, writepos, writelead, maxq, frag, prebuff_max, prebuff_left, size1, size2, mixplaypos, mixplaypos2;
LPVOID buf1, buf2;
+ BOOL lock = (device->hwbuf && !(device->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK));
int nfiller;
/* the sound of silence */
}
TRACE("primary playpos=%d, writepos=%d, clrpos=%d, mixpos=%d, buflen=%d\n",
- playpos,writepos,device->playpos,device->mixpos,device->buflen);
+ playpos,writepos,device->playpos,device->mixpos,device->buflen);
assert(device->playpos < device->buflen);
+ mixplaypos = DSOUND_bufpos_to_mixpos(device, device->playpos);
+ mixplaypos2 = DSOUND_bufpos_to_mixpos(device, playpos);
+
/* calc maximum prebuff */
prebuff_max = (device->prebuf * device->fraglen);
+ if (!device->hwbuf && playpos + prebuff_max >= device->helfrags * device->fraglen)
+ prebuff_max += device->buflen - device->helfrags * device->fraglen;
/* check how close we are to an underrun. It occurs when the writepos overtakes the mixpos */
prebuff_left = DSOUND_BufPtrDiff(device->buflen, device->mixpos, playpos);
/* reset mix position to write position */
device->mixpos = writepos;
+ ZeroMemory(device->mix_buffer, device->mix_buffer_len);
ZeroMemory(device->buffer, device->buflen);
} else if (playpos < device->playpos) {
buf1 = device->buffer + device->playpos;
buf2 = device->buffer;
size1 = device->buflen - device->playpos;
size2 = playpos;
+ FillMemory(device->mix_buffer + mixplaypos, device->mix_buffer_len - mixplaypos, 0);
+ FillMemory(device->mix_buffer, mixplaypos2, 0);
+ if (lock)
+ IDsDriverBuffer_Lock(device->hwbuf, &buf1, &size1, &buf2, &size2, device->playpos, size1+size2, 0);
FillMemory(buf1, size1, nfiller);
if (playpos && (!buf2 || !size2))
FIXME("%d: (%d, %d)=>(%d, %d) There should be an additional buffer here!!\n", __LINE__, device->playpos, device->mixpos, playpos, writepos);
FillMemory(buf2, size2, nfiller);
+ if (lock)
+ IDsDriverBuffer_Unlock(device->hwbuf, buf1, size1, buf2, size2);
} else {
buf1 = device->buffer + device->playpos;
buf2 = NULL;
size1 = playpos - device->playpos;
size2 = 0;
+ FillMemory(device->mix_buffer + mixplaypos, mixplaypos2 - mixplaypos, 0);
+ if (lock)
+ IDsDriverBuffer_Lock(device->hwbuf, &buf1, &size1, &buf2, &size2, device->playpos, size1+size2, 0);
FillMemory(buf1, size1, nfiller);
+ if (buf2 && size2)
+ {
+ FIXME("%d: There should be no additional buffer here!!\n", __LINE__);
+ FillMemory(buf2, size2, nfiller);
+ }
+ if (lock)
+ IDsDriverBuffer_Unlock(device->hwbuf, buf1, size1, buf2, size2);
}
device->playpos = playpos;
TRACE("prebuff_left = %d, prebuff_max = %dx%d=%d, writelead=%d\n",
prebuff_left, device->prebuf, device->fraglen, prebuff_max, writelead);
- ZeroMemory(device->mix_buffer, device->mix_buffer_len);
+ if (lock)
+ IDsDriverBuffer_Lock(device->hwbuf, &buf1, &size1, &buf2, &size2, writepos, maxq, 0);
/* do the mixing */
- DSOUND_MixToPrimary(device, writepos, maxq, recover, &all_stopped);
+ frag = DSOUND_MixToPrimary(device, writepos, maxq, recover, &all_stopped);
- if (maxq + writepos > device->buflen)
+ if (frag + writepos > device->buflen)
{
DWORD todo = device->buflen - writepos;
- DWORD offs_float = (todo / device->pwfx->nBlockAlign) * device->pwfx->nChannels;
- device->normfunction(device->mix_buffer, device->buffer + writepos, todo);
- device->normfunction(device->mix_buffer + offs_float, device->buffer, maxq - todo);
+ device->normfunction(device->mix_buffer + DSOUND_bufpos_to_mixpos(device, writepos), device->buffer + writepos, todo);
+ device->normfunction(device->mix_buffer, device->buffer, frag - todo);
}
else
- device->normfunction(device->mix_buffer, device->buffer + writepos, maxq);
+ device->normfunction(device->mix_buffer + DSOUND_bufpos_to_mixpos(device, writepos), device->buffer + writepos, frag);
/* update the mix position, taking wrap-around into account */
- device->mixpos = writepos + maxq;
+ device->mixpos = writepos + frag;
device->mixpos %= device->buflen;
+ if (lock)
+ {
+ DWORD frag2 = (frag > size1 ? frag - size1 : 0);
+ frag -= frag2;
+ if (frag2 > size2)
+ {
+ FIXME("Buffering too much! (%d, %d, %d, %d)\n", maxq, frag, size2, frag2 - size2);
+ frag2 = size2;
+ }
+ IDsDriverBuffer_Unlock(device->hwbuf, buf1, frag, buf2, frag2);
+ }
+
/* update prebuff left */
prebuff_left = DSOUND_BufPtrDiff(device->buflen, device->mixpos, playpos);
/* check if have a whole fragment */
if (prebuff_left >= device->fraglen){
- /* update the wave queue */
- DSOUND_WaveQueue(device, FALSE);
+ /* update the wave queue if using wave system */
+ if (!device->hwbuf)
+ DSOUND_WaveQueue(device, FALSE);
/* buffers are full. start playing if applicable */
if(device->state == STATE_STARTING){
DSOUND_PrimaryStop(device);
}
- } else if (device->state != STATE_STOPPED) {
+ } else {
- DSOUND_WaveQueue(device, TRUE);
+ /* update the wave queue if using wave system */
+ if (!device->hwbuf)
+ DSOUND_WaveQueue(device, TRUE);
+ else
+ /* Keep alsa happy, which needs GetPosition called once every 10 ms */
+ IDsDriverBuffer_GetPosition(device->hwbuf, NULL, NULL);
/* in the DSSCL_WRITEPRIMARY mode, the app is totally in charge... */
if (device->state == STATE_STARTING) {
/* **** */
}
-DWORD CALLBACK DSOUND_mixthread(void *p)
+void CALLBACK DSOUND_timer(UINT timerID, UINT msg, DWORD_PTR dwUser,
+ DWORD_PTR dw1, DWORD_PTR dw2)
+{
+ DirectSoundDevice * device = (DirectSoundDevice*)dwUser;
+ DWORD start_time = GetTickCount();
+ DWORD end_time;
+ TRACE("(%d,%d,0x%lx,0x%lx,0x%lx)\n",timerID,msg,dwUser,dw1,dw2);
+ TRACE("entering at %d\n", start_time);
+
+ if (DSOUND_renderer[device->drvdesc.dnDevNode] != device) {
+ ERR("dsound died without killing us?\n");
+ timeKillEvent(timerID);
+ timeEndPeriod(DS_TIME_RES);
+ return;
+ }
+
+ RtlAcquireResourceShared(&(device->buffer_list_lock), TRUE);
+
+ if (device->ref)
+ DSOUND_PerformMix(device);
+
+ RtlReleaseResource(&(device->buffer_list_lock));
+
+ end_time = GetTickCount();
+ TRACE("completed processing at %d, duration = %d\n", end_time, end_time - start_time);
+}
+
+void CALLBACK DSOUND_callback(HWAVEOUT hwo, UINT msg, DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
{
- DirectSoundDevice *dev = p;
- TRACE("(%p)\n", dev);
-
- while (dev->ref) {
- DWORD ret;
-
- /*
- * Some audio drivers are retarded and won't fire after being
- * stopped, add a timeout to handle this.
- */
- ret = WaitForSingleObject(dev->sleepev, dev->sleeptime);
- if (ret == WAIT_FAILED)
- WARN("wait returned error %u %08x!\n", GetLastError(), GetLastError());
- else if (ret != WAIT_OBJECT_0)
- WARN("wait returned %08x!\n", ret);
- if (!dev->ref)
- break;
-
- RtlAcquireResourceShared(&(dev->buffer_list_lock), TRUE);
- DSOUND_PerformMix(dev);
- RtlReleaseResource(&(dev->buffer_list_lock));
+ DirectSoundDevice * device = (DirectSoundDevice*)dwUser;
+ TRACE("(%p,%x,%lx,%lx,%lx)\n",hwo,msg,dwUser,dw1,dw2);
+ TRACE("entering at %d, msg=%08x(%s)\n", GetTickCount(), msg,
+ msg==MM_WOM_DONE ? "MM_WOM_DONE" : msg==MM_WOM_CLOSE ? "MM_WOM_CLOSE" :
+ msg==MM_WOM_OPEN ? "MM_WOM_OPEN" : "UNKNOWN");
+
+ /* check if packet completed from wave driver */
+ if (msg == MM_WOM_DONE) {
+
+ /* **** */
+ EnterCriticalSection(&(device->mixlock));
+
+ TRACE("done playing primary pos=%d\n", device->pwplay * device->fraglen);
+
+ /* update playpos */
+ device->pwplay++;
+ device->pwplay %= device->helfrags;
+
+ /* sanity */
+ if(device->pwqueue == 0){
+ ERR("Wave queue corrupted!\n");
+ }
+
+ /* update queue */
+ device->pwqueue--;
+
+ LeaveCriticalSection(&(device->mixlock));
+ /* **** */
}
- return 0;
+ TRACE("completed\n");
}