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#include <stdio.h>
#include <string.h>
#include "../include/asoundlib.h"
int main(void)
{
int idx, idx1, cards, err;
snd_ctl_t *handle;
snd_ctl_card_info_t info;
snd_pcm_info_t pcminfo;
snd_mixer_info_t mixerinfo;
snd_rawmidi_info_t rawmidiinfo;
char str[128];
cards = snd_cards();
printf("Detected %i soundcard%s...\n", cards, cards != 1 ? "s" : "");
if (cards <= 0) {
printf("Giving up...\n");
return 0;
}
for (idx = 0; idx < cards; idx++) {
if ((err = snd_ctl_open(&handle, idx)) < 0) {
printf("Open error: %s\n", snd_strerror(err));
continue;
}
if ((err = snd_ctl_card_info(handle, &info)) < 0) {
printf("HW info error: %s\n", snd_strerror(err));
continue;
}
printf("Soundcard #%i:\n", idx + 1);
printf(" type - %i\n", info.type);
printf(" pcm devs - %i\n", info.pcmdevs);
printf(" mixer devs - %i\n", info.mixerdevs);
printf(" midi devs - %i\n", info.mididevs);
memset(str, 0, sizeof(str));
strncpy(str, info.id, sizeof(info.id));
printf(" id - '%s'\n", str);
printf(" abbreviation - '%s'\n", info.abbreviation);
printf(" name - '%s'\n", info.name);
printf(" longname - '%s'\n", info.longname);
for (idx1 = 0; idx1 < info.pcmdevs; idx1++) {
printf("PCM info, device #%i:\n", idx1);
if ((err = snd_ctl_pcm_info(handle, idx1, &pcminfo)) < 0) {
printf(" PCM info error: %s\n", snd_strerror(err));
continue;
}
printf(" type - %i\n", pcminfo.type);
printf(" flags - 0x%x\n", pcminfo.flags);
printf(" id - '%s'\n", pcminfo.id);
printf(" name - '%s'\n", pcminfo.name);
printf(" playback - %i\n", pcminfo.playback);
printf(" capture - %i\n", pcminfo.capture);
}
for (idx1 = 0; idx1 < info.mixerdevs; idx1++) {
printf("MIXER info, device #%i:\n", idx1);
if ((err = snd_ctl_mixer_info(handle, idx1, &mixerinfo)) < 0) {
printf(" MIXER info error: %s\n", snd_strerror(err));
continue;
}
printf(" type - %i\n", mixerinfo.type);
printf(" elements - %i\n", mixerinfo.elements);
printf(" groups - %i\n", mixerinfo.groups);
printf(" attrib - 0x%x\n", mixerinfo.attrib);
printf(" id - '%s'\n", mixerinfo.id);
printf(" name - '%s'\n", mixerinfo.name);
}
for (idx1 = 0; idx1 < info.mididevs; idx1++) {
printf("RAWMIDI info, device #%i:\n", idx1);
if ((err = snd_ctl_rawmidi_info(handle, idx1, &rawmidiinfo)) < 0) {
printf(" MIXER info error: %s\n", snd_strerror(err));
continue;
}
printf(" type - %i\n", rawmidiinfo.type);
printf(" flags - 0x%x\n", rawmidiinfo.flags);
printf(" id - '%s'\n", rawmidiinfo.id);
printf(" name - '%s'\n", rawmidiinfo.name);
}
snd_ctl_close(handle);
}
return 0;
}
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