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pcm:plug: save converter config

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Passed config is freed after call to open, thus it is invalid when
trying to extract the converter name. So config entry is saved
for later usage.

Signed-off-by: Andreas Pape <apape@de.adit-jv.com>
Signed-off-by: Mounesh Sutar <sutar.mounesh@gmail.com>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Andreas Pape 2017-03-21 18:28:18 +05:30 • committed by Takashi Iwai
parent 7c2093b1c1
commit 653faa8991
1 changed files with 14 additions and 2 deletions
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16
src/pcm/pcm_plug.c
View file

@ -50,7 +50,7 @@ typedef struct {
snd_pcm_format_t sformat;
int schannels;
int srate;
const snd_config_t *rate_converter;
snd_config_t *rate_converter;
enum snd_pcm_plug_route_policy route_policy;
snd_pcm_route_ttable_entry_t *ttable;
int ttable_ok;
@ -64,6 +64,10 @@ static int snd_pcm_plug_close(snd_pcm_t *pcm)
snd_pcm_plug_t *plug = pcm->private_data;
int err, result = 0;
free(plug->ttable);
if (plug->rate_converter) {
snd_config_delete(plug->rate_converter);
plug->rate_converter = NULL;
}
assert(plug->gen.slave == plug->req_slave);
if (plug->gen.close_slave) {
snd_pcm_unlink_hw_ptr(pcm, plug->req_slave);
@ -1108,7 +1112,6 @@ int snd_pcm_plug_open(snd_pcm_t **pcmp,
plug->sformat = sformat;
plug->schannels = schannels;
plug->srate = srate;
plug->rate_converter = rate_converter;
plug->gen.slave = plug->req_slave = slave;
plug->gen.close_slave = close_slave;
plug->route_policy = route_policy;
@ -1125,6 +1128,15 @@ int snd_pcm_plug_open(snd_pcm_t **pcmp,
pcm->ops = &snd_pcm_plug_ops;
pcm->fast_ops = slave->fast_ops;
pcm->fast_op_arg = slave->fast_op_arg;
if (rate_converter) {
err = snd_config_copy(&plug->rate_converter,
(snd_config_t *)rate_converter);
if (err < 0) {
snd_pcm_free(pcm);
free(plug);
return err;
}
}
pcm->private_data = plug;
pcm->poll_fd = slave->poll_fd;
pcm->poll_events = slave->poll_events;