[v4,6/6] pcm:plug: save converter config
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Message ID 1490075383-3051-1-git-send-email-sutar.mounesh@gmail.com
State New
Headers show

Commit Message

sutar.mounesh@gmail.com March 21, 2017, 5:49 a.m. UTC
From: Andreas Pape <apape@de.adit-jv.com>

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>

Patch
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diff --git a/src/pcm/pcm_plug.c b/src/pcm/pcm_plug.c
index 266707b..f1ae814 100644
--- a/src/pcm/pcm_plug.c
+++ b/src/pcm/pcm_plug.c
@@ -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((snd_config_t*)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 +1128,14 @@  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) {
+		if ((err = snd_config_copy((snd_config_t**)&plug->rate_converter,
+					   (snd_config_t *)rate_converter)) < 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;