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test: print channel map as reported by alsa as well

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See #1707
This commit is contained in:
Wim Taymans 2022-08-30 16:45:35 +02:00
parent c20790c64b
commit b33ffcf683
1 changed files with 17 additions and 1 deletions
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18
spa/plugins/alsa/test-hw-params.c
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@ -93,7 +93,8 @@ int main(int argc, char *argv[])
snd_pcm_info_t *info; snd_pcm_info_t *info;
snd_pcm_sync_id_t sync; snd_pcm_sync_id_t sync;
snd_pcm_stream_t stream = SND_PCM_STREAM_PLAYBACK; snd_pcm_stream_t stream = SND_PCM_STREAM_PLAYBACK;
int c; snd_pcm_chmap_query_t **maps;
int c, i;
static const struct option long_options[] = { static const struct option long_options[] = {
{ "help", no_argument, NULL, 'h' }, { "help", no_argument, NULL, 'h' },
{ "device", required_argument, NULL, 'D' }, { "device", required_argument, NULL, 'D' },
@ -145,6 +146,21 @@ int main(int argc, char *argv[])
fprintf(stdout, " sync: %08x:%08x:%08x:%08x\n", fprintf(stdout, " sync: %08x:%08x:%08x:%08x\n",
sync.id32[0], sync.id32[1], sync.id32[2],sync.id32[3]); sync.id32[0], sync.id32[1], sync.id32[2],sync.id32[3]);
/* channel maps */
if ((maps = snd_pcm_query_chmaps(state.hndl)) != NULL) {
fprintf(stdout, "channels:\n");
for (i = 0; maps[i]; i++) {
snd_pcm_chmap_t* map = &maps[i]->map;
char buf[2048];
snd_pcm_chmap_print(map, sizeof(buf), buf);
fprintf(stdout, " %d: %s\n", map->channels, buf);
}
snd_pcm_free_chmaps(maps);
}
/* hw params */ /* hw params */
snd_pcm_hw_params_alloca(&hparams); snd_pcm_hw_params_alloca(&hparams);
snd_pcm_hw_params_any(state.hndl, hparams); snd_pcm_hw_params_any(state.hndl, hparams);