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alsa: improve latency update

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This commit is contained in:
Wim Taymans 2022-03-04 17:20:04 +01:00
parent bcdd1ea811
commit 1647c169b2
2 changed files with 16 additions and 11 deletions
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12
spa/plugins/alsa/alsa-pcm-sink.c
View file

@ -310,20 +310,18 @@ static int impl_node_set_param(void *object, uint32_t id, uint32_t flags,
case SPA_PARAM_Props: case SPA_PARAM_Props:
{ {
struct props *p = &this->props; struct props *p = &this->props;
struct spa_process_latency_info info;
struct spa_pod *iec958_codecs = NULL, *params = NULL; struct spa_pod *iec958_codecs = NULL, *params = NULL;
int64_t lat_ns = -1;
if (param == NULL) { if (param == NULL) {
reset_props(p); reset_props(p);
return 0; return 0;
} }
info = this->process_latency;
spa_pod_parse_object(param, spa_pod_parse_object(param,
SPA_TYPE_OBJECT_Props, NULL, SPA_TYPE_OBJECT_Props, NULL,
SPA_PROP_device, SPA_POD_OPT_Stringn(p->device, sizeof(p->device)), SPA_PROP_device, SPA_POD_OPT_Stringn(p->device, sizeof(p->device)),
SPA_PROP_latencyOffsetNsec, SPA_POD_OPT_Long(&info.ns), SPA_PROP_latencyOffsetNsec, SPA_POD_OPT_Long(&lat_ns),
SPA_PROP_iec958Codecs, SPA_POD_OPT_Pod(&iec958_codecs), SPA_PROP_iec958Codecs, SPA_POD_OPT_Pod(&iec958_codecs),
SPA_PROP_params, SPA_POD_OPT_Pod(&params)); SPA_PROP_params, SPA_POD_OPT_Pod(&params));
@ -342,8 +340,12 @@ static int impl_node_set_param(void *object, uint32_t id, uint32_t flags,
this->port_params[PORT_EnumFormat].user++; this->port_params[PORT_EnumFormat].user++;
} }
spa_alsa_parse_prop_params(this, params); spa_alsa_parse_prop_params(this, params);
if (lat_ns != -1) {
struct spa_process_latency_info info;
info = this->process_latency;
info.ns = lat_ns;
handle_process_latency(this, &info); handle_process_latency(this, &info);
}
emit_node_info(this, false); emit_node_info(this, false);
emit_port_info(this, false); emit_port_info(this, false);
break; break;

11
spa/plugins/alsa/alsa-pcm-source.c
View file

@ -290,24 +290,27 @@ static int impl_node_set_param(void *object, uint32_t id, uint32_t flags,
case SPA_PARAM_Props: case SPA_PARAM_Props:
{ {
struct props *p = &this->props; struct props *p = &this->props;
struct spa_process_latency_info info;
struct spa_pod *params = NULL; struct spa_pod *params = NULL;
int64_t lat_ns = -1;
if (param == NULL) { if (param == NULL) {
reset_props(p); reset_props(p);
return 0; return 0;
} }
info = this->process_latency;
spa_pod_parse_object(param, spa_pod_parse_object(param,
SPA_TYPE_OBJECT_Props, NULL, SPA_TYPE_OBJECT_Props, NULL,
SPA_PROP_device, SPA_POD_OPT_Stringn(p->device, sizeof(p->device)), SPA_PROP_device, SPA_POD_OPT_Stringn(p->device, sizeof(p->device)),
SPA_PROP_latencyOffsetNsec, SPA_POD_OPT_Long(&info.ns), SPA_PROP_latencyOffsetNsec, SPA_POD_OPT_Long(&lat_ns),
SPA_PROP_params, SPA_POD_OPT_Pod(&params)); SPA_PROP_params, SPA_POD_OPT_Pod(&params));
spa_alsa_parse_prop_params(this, params); spa_alsa_parse_prop_params(this, params);
if (lat_ns != -1) {
struct spa_process_latency_info info;
info = this->process_latency;
info.ns = lat_ns;
handle_process_latency(this, &info); handle_process_latency(this, &info);
}
emit_node_info(this, false); emit_node_info(this, false);
emit_port_info(this, false); emit_port_info(this, false);