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Add new pod parser and builder

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Add a new pod builder and parser that is less verbose and
a little more powerful.
This commit is contained in:
Wim Taymans 2017-09-21 18:57:41 +02:00
parent 3e49aec61b
commit 24d80e5c00
54 changed files with 3616 additions and 2817 deletions
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27
src/gst/gstpipewiresrc.c
View file

@ -726,11 +726,7 @@ connect_error:
}
}
#define PROP(f,key,type,...) \
SPA_POD_PROP (f,key,0,type,1,__VA_ARGS__)
#define PROP_U_MM(f,key,type,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_UNSET | \
SPA_POD_PROP_RANGE_MIN_MAX,type,3,__VA_ARGS__)
#define SPA_PROP_RANGE(min,max) 2,min,max
static void
on_format_changed (void *data,
@ -757,20 +753,19 @@ on_format_changed (void *data,
struct spa_param *params[2];
struct spa_pod_builder b = { NULL };
uint8_t buffer[512];
struct spa_pod_frame f[2];
spa_pod_builder_init (&b, buffer, sizeof (buffer));
spa_pod_builder_object (&b, &f[0], 0, t->param_alloc_buffers.Buffers,
PROP_U_MM (&f[1], t->param_alloc_buffers.size, SPA_POD_TYPE_INT, 0, 0, INT32_MAX),
PROP_U_MM (&f[1], t->param_alloc_buffers.stride, SPA_POD_TYPE_INT, 0, 0, INT32_MAX),
PROP_U_MM (&f[1], t->param_alloc_buffers.buffers, SPA_POD_TYPE_INT, 16, 0, INT32_MAX),
PROP (&f[1], t->param_alloc_buffers.align, SPA_POD_TYPE_INT, 16));
params[0] = SPA_POD_BUILDER_DEREF (&b, f[0].ref, struct spa_param);
params[0] = spa_pod_builder_param (&b,
t->param_alloc_buffers.Buffers,
":", t->param_alloc_buffers.size, "ir", 0, SPA_PROP_RANGE(0, INT32_MAX),
":", t->param_alloc_buffers.stride, "ir", 0, SPA_PROP_RANGE(0, INT32_MAX),
":", t->param_alloc_buffers.buffers, "ir", 16, SPA_PROP_RANGE(1, INT32_MAX),
":", t->param_alloc_buffers.align, "i", 16);
spa_pod_builder_object (&b, &f[0], 0, t->param_alloc_meta_enable.MetaEnable,
PROP (&f[1], t->param_alloc_meta_enable.type, SPA_POD_TYPE_ID, t->meta.Header),
PROP (&f[1], t->param_alloc_meta_enable.size, SPA_POD_TYPE_INT, sizeof (struct spa_meta_header)));
params[1] = SPA_POD_BUILDER_DEREF (&b, f[0].ref, struct spa_param);
params[1] = spa_pod_builder_param (&b,
t->param_alloc_meta_enable.MetaEnable,
":", t->param_alloc_meta_enable.type, "I", t->meta.Header,
":", t->param_alloc_meta_enable.size, "i", sizeof (struct spa_meta_header));
GST_DEBUG_OBJECT (pwsrc, "doing finish format");
pw_stream_finish_format (pwsrc->stream, SPA_RESULT_OK, params, 2);