Cross Reference: /vbox/src/VBox/Devices/Audio/winaudio.c

Lines Matching refs:hw
42     HWVoiceOut hw;
58     HWVoiceIn hw;
77 static void winmm_run_out (HWVoiceOut *hw)
79     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
86     live = pcm_hw_get_live (hw, NULL);
98         if (abs (hw->samples - live) < 64)
103     samples = oss->default_bufsize >> hw->info.shift;
110     rpos = hw->rpos;
114         int left_till_end_samples = hw->samples - rpos;
127         src = advance (hw->mix_buf, rpos * sizeof (st_sample_t));
132         hw->clip (dst, src, convert_samples);
133         sniffer_run_out (hw, dst, convert_samples);
136         oss->lpwh[oss->idxBuffer].dwBufferLength = convert_samples << hw->info.shift;
146         rpos = (rpos + convert_samples) % hw->samples;
154     pcm_hw_dec_live (hw, decr);
155     hw->rpos       = rpos;
159 static void winmm_fini_out (HWVoiceOut *hw)
162     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
195 static int winmm_init_out (HWVoiceOut *hw, int freq, int nchannels, audfmt_e fmt)
197     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
202     Log(("winmm_init_out %x freq=%d nchannels=%d\n", hw, freq, nchannels));
237     pcm_init_info (&hw->info, freq, nchannels, fmt);
238     hw->bufsize = WINMM_NUMBER_BUFFERS * WINMM_BUFFER_SIZE;
240     oss->pcm_buf = RTMemAllocZ (hw->bufsize);
249     Log(("PCM buffer %08X size %d\n", oss->pcm_buf, hw->bufsize));
250     oss->cBuffers = hw->bufsize / WINMM_BUFFER_SIZE;
280 static int winmm_ctl_out (HWVoiceOut *hw, int cmd, ...)
282     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
302             oss->cBuffers = hw->bufsize / buflen;
336         pcm_info_clear (&hw->info, oss->pcm_buf, hw->samples);
352 static int winmm_init_in (HWVoiceIn *hw,
355     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
390     pcm_init_info (&hw->info, freq, nchannels, fmt);
391     hw->bufsize = waveInfo.nAvgBytesPerSec/2;
393     oss->pcm_buf = RTMemAllocZ (hw->bufsize);
403 static void winmm_fini_in (HWVoiceIn *hw)
406     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
418 static void winmm_run_in (HWVoiceIn *hw)
421     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
422     int hwshift = hw->info.shift;
424     int live = hw->total_samples_acquired - pcm_hw_find_min_samples_in (hw);
425     int dead = hw->samples - live;
431         { hw->wpos },
437                 hw->total_samples_acquired, pcm_hw_find_min_samples_in (hw)));
441     if (hw->wpos + dead > hw->samples) {
442         bufs[0].len = (hw->samples - hw->wpos) << hwshift;
443         bufs[1].len = (dead - (hw->samples - hw->wpos)) << hwshift;
458                 if (nread & hw->info.align) {
462                 hw->conv (hw->conv_buf + bufs[i].add, p, nread >> hwshift,
481     hw->total_samples_acquired += read_samples;
482     hw->wpos = (hw->wpos + read_samples) % hw->samples;
491 static int winmm_ctl_in (HWVoiceIn *hw, int cmd, ...)
493     (void) hw;