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

@ -337,26 +337,24 @@ static int port_enum_formats(struct spa_node *node,
switch (*index) {
case 0:
if (this->have_format) {
*param = spa_pod_builder_object(builder,
*param = spa_pod_builder_add_object(builder,
SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
SPA_FORMAT_mediaType, &SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, &SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
SPA_FORMAT_AUDIO_format, &SPA_POD_Id(this->format.info.raw.format),
SPA_FORMAT_AUDIO_rate, &SPA_POD_Int(this->format.info.raw.rate),
SPA_FORMAT_AUDIO_channels, &SPA_POD_Int(this->format.info.raw.channels),
0);
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
SPA_FORMAT_AUDIO_format, SPA_POD_Id(this->format.info.raw.format),
SPA_FORMAT_AUDIO_rate, SPA_POD_Int(this->format.info.raw.rate),
SPA_FORMAT_AUDIO_channels, SPA_POD_Int(this->format.info.raw.channels));
} else {
*param = spa_pod_builder_object(builder,
*param = spa_pod_builder_add_object(builder,
SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
SPA_FORMAT_mediaType, &SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, &SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
SPA_FORMAT_AUDIO_format, &SPA_POD_CHOICE_ENUM_Int(3,
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
SPA_FORMAT_AUDIO_format, SPA_POD_CHOICE_ENUM_Int(3,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_F32),
SPA_FORMAT_AUDIO_rate, &SPA_POD_CHOICE_RANGE_Int(44100, 1, INT32_MAX),
SPA_FORMAT_AUDIO_channels, &SPA_POD_CHOICE_RANGE_Int(2, 1, INT32_MAX),
0);
SPA_FORMAT_AUDIO_rate, SPA_POD_CHOICE_RANGE_Int(44100, 1, INT32_MAX),
SPA_FORMAT_AUDIO_channels, SPA_POD_CHOICE_RANGE_Int(2, 1, INT32_MAX));
}
break;
default:
@ -403,10 +401,9 @@ impl_node_port_enum_params(struct spa_node *node,
SPA_PARAM_IO, };
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;
@ -429,17 +426,16 @@ 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(1, 1, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, &SPA_POD_Int(1),
SPA_PARAM_BUFFERS_size, &SPA_POD_CHOICE_RANGE_Int(
SPA_PARAM_BUFFERS_buffers, SPA_POD_CHOICE_RANGE_Int(1, 1, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(1),
SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(
1024 * this->bpf,
16 * this->bpf,
INT32_MAX / this->bpf),
SPA_PARAM_BUFFERS_stride, &SPA_POD_Int(0),
SPA_PARAM_BUFFERS_align, &SPA_POD_Int(16),
0);
SPA_PARAM_BUFFERS_stride, SPA_POD_Int(0),
SPA_PARAM_BUFFERS_align, SPA_POD_Int(16));
break;
case SPA_PARAM_Meta:
if (!port->have_format)
@ -447,11 +443,10 @@ 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;
@ -460,25 +455,22 @@ impl_node_port_enum_params(struct spa_node *node,
case SPA_PARAM_IO:
switch (*index) {
case 0:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamIO, id,
SPA_PARAM_IO_id, &SPA_POD_Id(SPA_IO_Buffers),
SPA_PARAM_IO_size, &SPA_POD_Int(sizeof(struct spa_io_buffers)),
0);
SPA_PARAM_IO_id, SPA_POD_Id(SPA_IO_Buffers),
SPA_PARAM_IO_size, SPA_POD_Int(sizeof(struct spa_io_buffers)));
break;
case 1:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamIO, id,
SPA_PARAM_IO_id, &SPA_POD_Id(SPA_IO_Range),
SPA_PARAM_IO_size, &SPA_POD_Int(sizeof(struct spa_io_range)),
0);
SPA_PARAM_IO_id, SPA_POD_Id(SPA_IO_Range),
SPA_PARAM_IO_size, SPA_POD_Int(sizeof(struct spa_io_range)));
break;
case 2:
param = spa_pod_builder_object(&b,
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamIO, id,
SPA_PARAM_IO_id, &SPA_POD_Id(SPA_IO_Control),
SPA_PARAM_IO_size, &SPA_POD_Int(sizeof(struct spa_io_sequence)),
0);
SPA_PARAM_IO_id, SPA_POD_Id(SPA_IO_Control),
SPA_PARAM_IO_size, SPA_POD_Int(sizeof(struct spa_io_sequence)));
break;
default:
return 0;