mirror of
https://github.com/alsa-project/alsa-lib.git
synced 2025-10-29 05:40:25 -04:00
6ad93ac892
alisp extensions - added nth, include, path commands - added auto-exec functionality - added helpers for C<->lisp interoperability
106 lines
4.1 KiB
C
106 lines
4.1 KiB
C
#include <stdio.h>
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#include <string.h>
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#include "../include/asoundlib.h"
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int main(void)
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{
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int idx, dev, err;
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snd_ctl_t *handle;
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snd_ctl_card_info_t *info;
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snd_pcm_info_t *pcminfo;
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snd_rawmidi_info_t *rawmidiinfo;
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char str[128];
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snd_ctl_card_info_alloca(&info);
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snd_pcm_info_alloca(&pcminfo);
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snd_rawmidi_info_alloca(&rawmidiinfo);
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idx = -1;
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while (1) {
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if ((err = snd_card_next(&idx)) < 0) {
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printf("Card next error: %s\n", snd_strerror(err));
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break;
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}
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if (idx < 0)
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break;
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sprintf(str, "hw:CARD=%i", idx);
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if ((err = snd_ctl_open(&handle, str, 0)) < 0) {
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printf("Open error: %s\n", snd_strerror(err));
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continue;
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}
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if ((err = snd_ctl_card_info(handle, info)) < 0) {
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printf("HW info error: %s\n", snd_strerror(err));
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continue;
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}
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printf("Soundcard #%i:\n", idx + 1);
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printf(" card - %i\n", snd_ctl_card_info_get_card(info));
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printf(" id - '%s'\n", snd_ctl_card_info_get_id(info));
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printf(" driver - '%s'\n", snd_ctl_card_info_get_driver(info));
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printf(" name - '%s'\n", snd_ctl_card_info_get_name(info));
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printf(" longname - '%s'\n", snd_ctl_card_info_get_longname(info));
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printf(" mixername - '%s'\n", snd_ctl_card_info_get_mixername(info));
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printf(" components - '%s'\n", snd_ctl_card_info_get_components(info));
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dev = -1;
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while (1) {
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snd_pcm_sync_id_t sync;
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if ((err = snd_ctl_pcm_next_device(handle, &dev)) < 0) {
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printf(" PCM next device error: %s\n", snd_strerror(err));
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break;
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}
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if (dev < 0)
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break;
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snd_pcm_info_set_device(pcminfo, dev);
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snd_pcm_info_set_subdevice(pcminfo, 0);
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snd_pcm_info_set_stream(pcminfo, SND_PCM_STREAM_PLAYBACK);
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if ((err = snd_ctl_pcm_info(handle, pcminfo)) < 0) {
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printf(" PCM info error: %s\n", snd_strerror(err));
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continue;
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}
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printf("PCM info, device #%i:\n", dev);
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printf(" device - %i\n", snd_pcm_info_get_device(pcminfo));
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printf(" subdevice - %i\n", snd_pcm_info_get_subdevice(pcminfo));
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printf(" stream - %i\n", snd_pcm_info_get_stream(pcminfo));
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printf(" card - %i\n", snd_pcm_info_get_card(pcminfo));
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printf(" id - '%s'\n", snd_pcm_info_get_id(pcminfo));
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printf(" name - '%s'\n", snd_pcm_info_get_name(pcminfo));
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printf(" subdevice name - '%s'\n", snd_pcm_info_get_subdevice_name(pcminfo));
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printf(" class - 0x%x\n", snd_pcm_info_get_class(pcminfo));
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printf(" subclass - 0x%x\n", snd_pcm_info_get_subclass(pcminfo));
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printf(" subdevices count - %i\n", snd_pcm_info_get_subdevices_count(pcminfo));
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printf(" subdevices avail - %i\n", snd_pcm_info_get_subdevices_avail(pcminfo));
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sync = snd_pcm_info_get_sync(pcminfo);
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printf(" sync - 0x%x,0x%x,0x%x,0x%x\n", sync.id32[0], sync.id32[1], sync.id32[2], sync.id32[3]);
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}
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dev = -1;
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while (1) {
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if ((err = snd_ctl_rawmidi_next_device(handle, &dev)) < 0) {
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printf(" RAWMIDI next device error: %s\n", snd_strerror(err));
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break;
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}
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if (dev < 0)
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break;
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snd_rawmidi_info_set_device(rawmidiinfo, dev);
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snd_rawmidi_info_set_subdevice(rawmidiinfo, 0);
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snd_rawmidi_info_set_stream(rawmidiinfo, SND_RAWMIDI_STREAM_OUTPUT);
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if ((err = snd_ctl_rawmidi_info(handle, rawmidiinfo)) < 0) {
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printf(" RAWMIDI info error: %s\n", snd_strerror(err));
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continue;
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}
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printf("RAWMIDI info, device #%i:\n", dev);
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printf(" device - %i\n", snd_rawmidi_info_get_device(rawmidiinfo));
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printf(" subdevice - %i\n", snd_rawmidi_info_get_subdevice(rawmidiinfo));
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printf(" stream - %i\n", snd_rawmidi_info_get_stream(rawmidiinfo));
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printf(" card - %i\n", snd_rawmidi_info_get_card(rawmidiinfo));
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printf(" flags - 0x%x\n", snd_rawmidi_info_get_flags(rawmidiinfo));
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printf(" id - '%s'\n", snd_rawmidi_info_get_id(rawmidiinfo));
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printf(" name - '%s'\n", snd_rawmidi_info_get_name(rawmidiinfo));
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printf(" subname - '%s'\n", snd_rawmidi_info_get_subdevice_name(rawmidiinfo));
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printf(" subdevices count - %i\n", snd_rawmidi_info_get_subdevices_count(rawmidiinfo));
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printf(" subdevices avail - %i\n", snd_rawmidi_info_get_subdevices_avail(rawmidiinfo));
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}
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snd_ctl_close(handle);
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}
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snd_config_update_free_global();
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return 0;
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}
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