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

Lines Matching refs:hw
48     HWVoiceOut hw;
54     HWVoiceIn hw;
702 static int alsa_run_out (HWVoiceOut *hw)
704     ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
711     live = audio_pcm_hw_get_live_out (hw);
724     rpos = hw->rpos;
726         int left_till_end_samples = hw->samples - rpos;
730         src = hw->mix_buf + rpos;
731         dst = advance (alsa->pcm_buf, rpos << hw->info.shift);
733         hw->clip (dst, src, len);
783             rpos = (rpos + written) % hw->samples;
786             dst = advance (dst, written << hw->info.shift);
792     hw->rpos = rpos;
796 static void alsa_fini_out (HWVoiceOut *hw)
798     ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
809 static int alsa_init_out (HWVoiceOut *hw, audsettings_t *as)
811     ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
841     audio_pcm_init_info (&hw->info, &obt_as);
842     hw->samples = obt.samples;
844     alsa->pcm_buf = audio_calloc (AUDIO_FUNC, obt.samples, 1 << hw->info.shift);
847                hw->samples, 1 << hw->info.shift);
878 static int alsa_ctl_out (HWVoiceOut *hw, int cmd, ...)
880     ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
895 static int alsa_init_in (HWVoiceIn *hw, audsettings_t *as)
897     ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
927     audio_pcm_init_info (&hw->info, &obt_as);
928     hw->samples = obt.samples;
930     alsa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
933                hw->samples, 1 << hw->info.shift);
942 static void alsa_fini_in (HWVoiceIn *hw)
944     ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
954 static int alsa_run_in (HWVoiceIn *hw)
956     ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
957     int hwshift = hw->info.shift;
959     int live = audio_pcm_hw_get_live_in (hw);
960     int dead = hw->samples - live;
970     bufs[0].add = hw->wpos;
990                 avail = hw->samples;
1019     if (hw->wpos + decr > hw->samples) {
1020         bufs[0].len = (hw->samples - hw->wpos);
1021         bufs[1].len = (decr - (hw->samples - hw->wpos));
1036         dst = hw->conv_buf + bufs[i].add;
1073             hw->conv (dst, src, nread, &nominal_volume);
1084     hw->wpos = (hw->wpos + read_samples) % hw->samples;
1093 static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...)
1095     ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;