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Fix issues with i810-based audio cards. 

Support for user-selectable audio cards through the ALSA_CARD
environment variable (M.Miroslaw@elka.pw.edu.pl).
This commit is contained in:
Nikolay Stefanov 2002-12-13 00:36:22 +00:00 committed by Alexandre Julliard
parent 4f7ec6335c
commit 08ee2e1cc2
1 changed files with 12 additions and 11 deletions
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23
dlls/winmm/winealsa/audio.c
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@ -217,13 +217,13 @@ static int ALSA_InitializeVolumeCtl(WINE_WAVEOUT * wwo)
} \ } \
} while(0) } while(0)
EXIT_ON_ERROR( snd_ctl_open(&ctl,"hw:0",0) , "ctl open failed" ); EXIT_ON_ERROR( snd_ctl_open(&ctl,"hw",0) , "ctl open failed" );
EXIT_ON_ERROR( snd_ctl_card_info(ctl, cardinfo), "card info failed"); EXIT_ON_ERROR( snd_ctl_card_info(ctl, cardinfo), "card info failed");
EXIT_ON_ERROR( snd_ctl_elem_list(ctl, elemlist), "elem list failed"); EXIT_ON_ERROR( snd_ctl_elem_list(ctl, elemlist), "elem list failed");
nCtrls = snd_ctl_elem_list_get_count(elemlist); nCtrls = snd_ctl_elem_list_get_count(elemlist);
EXIT_ON_ERROR( snd_hctl_open(&hctl,"hw:0",0), "hctl open failed"); EXIT_ON_ERROR( snd_hctl_open(&hctl,"hw",0), "hctl open failed");
EXIT_ON_ERROR( snd_hctl_load(hctl), "hctl load failed" ); EXIT_ON_ERROR( snd_hctl_load(hctl), "hctl load failed" );
elem=snd_hctl_first_elem(hctl); elem=snd_hctl_first_elem(hctl);
@ -405,7 +405,7 @@ LONG ALSA_WaveInit(void)
wwo = &WOutDev[0]; wwo = &WOutDev[0];
/* FIXME: use better values */ /* FIXME: use better values */
wwo->device = "hw:0,0"; wwo->device = "hw";
wwo->caps.wMid = 0x0002; wwo->caps.wMid = 0x0002;
wwo->caps.wPid = 0x0104; wwo->caps.wPid = 0x0104;
strcpy(wwo->caps.szPname, "SB16 Wave Out"); strcpy(wwo->caps.szPname, "SB16 Wave Out");
@ -1033,8 +1033,9 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
snd_pcm_access_t access; snd_pcm_access_t access;
snd_pcm_format_t format; snd_pcm_format_t format;
int rate; int rate;
int buffer_size = 0x4000; /* in frames (1 frame = sizeof(sample) * n.channels) */ unsigned int buffer_time = 500000;
int num_periods = 32; unsigned int period_time = 10000;
int buffer_size;
snd_pcm_uframes_t period_size; snd_pcm_uframes_t period_size;
int flags; int flags;
snd_pcm_t * pcm; snd_pcm_t * pcm;
@ -1128,12 +1129,6 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
format = (wwo->format.wBitsPerSample == 16) ? SND_PCM_FORMAT_S16_LE : SND_PCM_FORMAT_U8; format = (wwo->format.wBitsPerSample == 16) ? SND_PCM_FORMAT_S16_LE : SND_PCM_FORMAT_U8;
EXIT_ON_ERROR( snd_pcm_hw_params_set_format(pcm, hw_params, format), MMSYSERR_INVALPARAM, "unable to set required format"); EXIT_ON_ERROR( snd_pcm_hw_params_set_format(pcm, hw_params, format), MMSYSERR_INVALPARAM, "unable to set required format");
EXIT_ON_ERROR( snd_pcm_hw_params_set_buffer_size_near(pcm, hw_params, buffer_size), MMSYSERR_NOMEM, "unable to get required buffer");
buffer_size = snd_pcm_hw_params_get_buffer_size(hw_params);
EXIT_ON_ERROR( snd_pcm_hw_params_set_period_size_near(pcm, hw_params, buffer_size/num_periods, 0), MMSYSERR_ERROR, "unable to set required period size");
period_size = snd_pcm_hw_params_get_period_size(hw_params, 0);
rate = snd_pcm_hw_params_set_rate_near(pcm, hw_params, wwo->format.wf.nSamplesPerSec, 0); rate = snd_pcm_hw_params_set_rate_near(pcm, hw_params, wwo->format.wf.nSamplesPerSec, 0);
if (rate < 0) { if (rate < 0) {
ERR("Rate %ld Hz not available for playback: %s\n", wwo->format.wf.nSamplesPerSec, snd_strerror(rate)); ERR("Rate %ld Hz not available for playback: %s\n", wwo->format.wf.nSamplesPerSec, snd_strerror(rate));
@ -1145,8 +1140,14 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
snd_pcm_close(pcm); snd_pcm_close(pcm);
return WAVERR_BADFORMAT; return WAVERR_BADFORMAT;
} }
EXIT_ON_ERROR( snd_pcm_hw_params_set_buffer_time_near(pcm, hw_params, buffer_time, 0), MMSYSERR_INVALPARAM, "unable to set buffer time");
EXIT_ON_ERROR( snd_pcm_hw_params_set_period_time_near(pcm, hw_params, period_time, 0), MMSYSERR_INVALPARAM, "unable to set period time");
EXIT_ON_ERROR( snd_pcm_hw_params(pcm, hw_params), MMSYSERR_INVALPARAM, "unable to set hw params for playback"); EXIT_ON_ERROR( snd_pcm_hw_params(pcm, hw_params), MMSYSERR_INVALPARAM, "unable to set hw params for playback");
period_size = snd_pcm_hw_params_get_period_size(hw_params, 0);
buffer_size = snd_pcm_hw_params_get_buffer_size(hw_params);
snd_pcm_sw_params_current(pcm, sw_params); snd_pcm_sw_params_current(pcm, sw_params);
EXIT_ON_ERROR( snd_pcm_sw_params_set_start_threshold(pcm, sw_params, dwFlags & WAVE_DIRECTSOUND ? INT_MAX : 1 ), MMSYSERR_ERROR, "unable to set start threshold"); EXIT_ON_ERROR( snd_pcm_sw_params_set_start_threshold(pcm, sw_params, dwFlags & WAVE_DIRECTSOUND ? INT_MAX : 1 ), MMSYSERR_ERROR, "unable to set start threshold");