pod: improve the vararg pod builder and parser

Automatically parse and build key/value when in objects without having
to prefix the key with ":"
Automatically build control/value when in sequence without the "."
prefix.
Remove the builder with key/pod, taking a reference to the stack built
temporary pods is not allowed in c++. We can use the varargs version
with the same convenient syntax.
Remove the parser "*" option, it is unused.
Improve spa_pod_builder_add_* and spa_pod_parser_get_* and make them
look similar.
This commit is contained in:
Wim Taymans 2019-01-16 11:05:12 +01:00
parent 79d68ace68
commit 80cfda89c1
59 changed files with 1833 additions and 2005 deletions

View file

@ -172,10 +172,9 @@ static int impl_node_enum_params(struct spa_node *node,
SPA_PARAM_Props };
if (*index < SPA_N_ELEMENTS(list))
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamList, id,
SPA_PARAM_LIST_id, &SPA_POD_Id(list[*index]),
0);
SPA_PARAM_LIST_id, SPA_POD_Id(list[*index]));
else
return 0;
break;
@ -186,20 +185,18 @@ static int impl_node_enum_params(struct spa_node *node,
switch (*index) {
case 0:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, &SPA_POD_Id(SPA_PROP_minLatency),
SPA_PROP_INFO_name, &SPA_POD_Stringc("The minimum latency"),
SPA_PROP_INFO_type, &SPA_POD_CHOICE_RANGE_Int(p->min_latency, 1, INT32_MAX),
0);
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_minLatency),
SPA_PROP_INFO_name, SPA_POD_String("The minimum latency"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Int(p->min_latency, 1, INT32_MAX));
break;
case 1:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, &SPA_POD_Id(SPA_PROP_maxLatency),
SPA_PROP_INFO_name, &SPA_POD_Stringc("The maximum latency"),
SPA_PROP_INFO_type, &SPA_POD_CHOICE_RANGE_Int(p->max_latency, 1, INT32_MAX),
0);
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_maxLatency),
SPA_PROP_INFO_name, SPA_POD_String("The maximum latency"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Int(p->max_latency, 1, INT32_MAX));
break;
default:
return 0;
@ -212,11 +209,10 @@ static int impl_node_enum_params(struct spa_node *node,
switch (*index) {
case 0:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_Props, id,
SPA_PROP_minLatency, &SPA_POD_Int(p->min_latency),
SPA_PROP_maxLatency, &SPA_POD_Int(p->max_latency),
0);
SPA_PROP_minLatency, SPA_POD_Int(p->min_latency),
SPA_PROP_maxLatency, SPA_POD_Int(p->max_latency));
break;
default:
return 0;
@ -258,9 +254,10 @@ static int impl_node_set_param(struct spa_node *node, uint32_t id, uint32_t flag
reset_props(p);
return 0;
}
spa_pod_object_parse(param,
":", SPA_PROP_minLatency, "?i", &p->min_latency,
":", SPA_PROP_maxLatency, "?i", &p->max_latency, NULL);
spa_pod_parse_object(param,
SPA_TYPE_OBJECT_Props, NULL,
SPA_PROP_minLatency, SPA_POD_OPT_Int(&p->min_latency),
SPA_PROP_maxLatency, SPA_POD_OPT_Int(&p->max_latency));
break;
}
default:
@ -970,10 +967,9 @@ impl_node_port_enum_params(struct spa_node *node,
SPA_PARAM_Meta };
if (*index < SPA_N_ELEMENTS(list))
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamList, id,
SPA_PARAM_LIST_id, &SPA_POD_Id(list[*index]),
0);
SPA_PARAM_LIST_id, SPA_POD_Id(list[*index]));
else
return 0;
break;
@ -1011,11 +1007,10 @@ impl_node_port_enum_params(struct spa_node *node,
}
case A2DP_CODEC_MPEG24:
{
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_Format, id,
SPA_FORMAT_mediaType, &SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, &SPA_POD_Id(SPA_MEDIA_SUBTYPE_aac),
0);
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_aac));
break;
}
default:
@ -1038,17 +1033,16 @@ impl_node_port_enum_params(struct spa_node *node,
if (*index > 0)
return 0;
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamBuffers, id,
SPA_PARAM_BUFFERS_buffers, &SPA_POD_CHOICE_RANGE_Int(2, 2, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, &SPA_POD_Int(1),
SPA_PARAM_BUFFERS_size, &SPA_POD_CHOICE_RANGE_Int(
this->props.min_latency * this->frame_size,
this->props.min_latency * this->frame_size,
INT32_MAX),
SPA_PARAM_BUFFERS_stride, &SPA_POD_Int(0),
SPA_PARAM_BUFFERS_align, &SPA_POD_Int(16),
0);
SPA_PARAM_BUFFERS_buffers, SPA_POD_CHOICE_RANGE_Int(2, 2, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(1),
SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(
this->props.min_latency * this->frame_size,
this->props.min_latency * this->frame_size,
INT32_MAX),
SPA_PARAM_BUFFERS_stride, SPA_POD_Int(0),
SPA_PARAM_BUFFERS_align, SPA_POD_Int(16));
break;
case SPA_PARAM_Meta:
@ -1057,11 +1051,10 @@ impl_node_port_enum_params(struct spa_node *node,
switch (*index) {
case 0:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamMeta, id,
SPA_PARAM_META_type, &SPA_POD_Id(SPA_META_Header),
SPA_PARAM_META_size, &SPA_POD_Int(sizeof(struct spa_meta_header)),
0);
SPA_PARAM_META_type, SPA_POD_Id(SPA_META_Header),
SPA_PARAM_META_size, SPA_POD_Int(sizeof(struct spa_meta_header)));
break;
default:
return 0;