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props: add container property to PROP_INFO

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So we can mark a property should be inside a container.
Use this info in pw_stream to construct properties.
This commit is contained in:
Wim Taymans 2020-12-01 12:58:18 +01:00
parent e995d3a832
commit 73e0bb255a
4 changed files with 10 additions and 7 deletions
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1
spa/include/spa/param/props.h
View file

@ -42,6 +42,7 @@ enum spa_prop_info {
* is of the type of the property, the second
* one is a string with a user readable label
* for the value. */
SPA_PROP_INFO_container, /**< type of container if any */
};
/** predefined properties for SPA_TYPE_OBJECT_Props */

1
spa/include/spa/param/type-info.h
View file

@ -117,6 +117,7 @@ static const struct spa_type_info spa_type_prop_info[] = {
{ SPA_PROP_INFO_name, SPA_TYPE_String, SPA_TYPE_INFO_PROP_INFO_BASE "name", NULL },
{ SPA_PROP_INFO_type, SPA_TYPE_Pod, SPA_TYPE_INFO_PROP_INFO_BASE "type", NULL },
{ SPA_PROP_INFO_labels, SPA_TYPE_Struct, SPA_TYPE_INFO_PROP_INFO_BASE "labels", NULL },
{ SPA_PROP_INFO_container, SPA_TYPE_Id, SPA_TYPE_INFO_PROP_INFO_BASE "container", NULL },
{ 0, 0, NULL, NULL },
};

6
spa/plugins/audioconvert/channelmix.c
View file

@ -345,14 +345,16 @@ static int impl_node_enum_params(void *object, int seq,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_channelVolumes),
SPA_PROP_INFO_name, SPA_POD_String("Channel Volumes"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0));
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
case 3:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_channelMap),
SPA_PROP_INFO_name, SPA_POD_String("Channel Map"),
SPA_PROP_INFO_type, SPA_POD_Id(SPA_AUDIO_CHANNEL_UNKNOWN));
SPA_PROP_INFO_type, SPA_POD_Id(SPA_AUDIO_CHANNEL_UNKNOWN),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
default:
return 0;