dany/clapper
1
0
Fork 0
mirror of https://github.com/Rafostar/clapper.git synced 2025-08-30 07:42:23 +02:00
Code Issues Packages Projects Releases Wiki Activity

plugin: importers: Support different template and actual caps

Browse Source 
Make a template caps during class_init. It will be used for e.g. gst-inspect-1.0, while do and use an actual caps that current HW can handle.
This commit is contained in:
Rafał Dzięgiel
2022-05-25 20:30:56 +02:00
parent 5b89879031
commit 3f7ba0674f
7 changed files with 47 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
lib/gst/plugin/gstclapperimporterloader.c vendored
View File

@@ -33,7 +33,7 @@ GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
G_DEFINE_TYPE (GstClapperImporterLoader, gst_clapper_importer_loader, GST_TYPE_OBJECT);
typedef GstClapperImporter* (* MakeImporter) (void);
typedef GstCaps* (* MakeCaps) (GstRank *rank, GStrv *context_types);
typedef GstCaps* (* MakeCaps) (gboolean is_template, GstRank *rank, GStrv *context_types);
typedef struct
{
@@ -54,7 +54,7 @@ gst_clapper_importer_data_free (GstClapperImporterData *data)
}
static GstClapperImporterData *
_obtain_importer_data (GModule *module)
_obtain_importer_data (GModule *module, gboolean is_template)
{
MakeCaps make_caps;
GstClapperImporterData *data;
@@ -67,7 +67,7 @@ _obtain_importer_data (GModule *module)
data = g_new0 (GstClapperImporterData, 1);
data->module = module;
data->caps = make_caps (&data->rank, &data->context_types);
data->caps = make_caps (is_template, &data->rank, &data->context_types);
GST_TRACE ("Created importer data: %" GST_PTR_FORMAT, data);
@@ -183,7 +183,7 @@ _sort_importers_cb (gconstpointer a, gconstpointer b)
}
static GPtrArray *
gst_clapper_importer_loader_obtain_available_importers (void)
_obtain_available_importers (gboolean is_template)
{
const GPtrArray *modules;
GPtrArray *importers;
@@ -199,7 +199,7 @@ gst_clapper_importer_loader_obtain_available_importers (void)
GModule *module = g_ptr_array_index (modules, i);
GstClapperImporterData *data;
if ((data = _obtain_importer_data (module)))
if ((data = _obtain_importer_data (module, is_template)))
g_ptr_array_add (importers, data);
}
@@ -210,13 +210,33 @@ gst_clapper_importer_loader_obtain_available_importers (void)
return importers;
}
GstClapperImporterLoader *
gst_clapper_importer_loader_new (void)
{
return g_object_new (GST_TYPE_CLAPPER_IMPORTER_LOADER, NULL);
}
static GstCaps *
_make_caps_for_importers (const GPtrArray *importers)
{
GstCaps *caps = gst_caps_new_empty ();
guint i;
for (i = 0; i < importers->len; i++) {
GstClapperImporterData *data = g_ptr_array_index (importers, i);
gst_caps_append (caps, gst_caps_ref (data->caps));
}
return caps;
}
GstPadTemplate *
gst_clapper_importer_loader_make_sink_pad_template (void)
{
GPtrArray *importers;
GstCaps *sink_caps;
GstCaps *caps;
GstPadTemplate *templ;
guint i;
/* This is only called once from sink class init function */
GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "clapperimporterloader", 0,
@@ -224,32 +244,25 @@ gst_clapper_importer_loader_make_sink_pad_template (void)
GST_DEBUG ("Making sink pad template");
importers = gst_clapper_importer_loader_obtain_available_importers ();
sink_caps = gst_caps_new_empty ();
for (i = 0; i < importers->len; i++) {
GstClapperImporterData *data = g_ptr_array_index (importers, i);
gst_caps_append (sink_caps, gst_caps_ref (data->caps));
}
importers = _obtain_available_importers (TRUE);
caps = _make_caps_for_importers (importers);
g_ptr_array_unref (importers);
if (G_UNLIKELY (gst_caps_is_empty (sink_caps)))
gst_caps_append (sink_caps, gst_caps_new_any ());
if (G_UNLIKELY (gst_caps_is_empty (caps)))
gst_caps_append (caps, gst_caps_new_any ());
templ = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, sink_caps);
gst_caps_unref (sink_caps);
templ = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, caps);
gst_caps_unref (caps);
GST_TRACE ("Created sink pad template");
return templ;
}
GstClapperImporterLoader *
gst_clapper_importer_loader_new (void)
GstCaps *
gst_clapper_importer_loader_make_actual_caps (GstClapperImporterLoader *self)
{
return g_object_new (GST_TYPE_CLAPPER_IMPORTER_LOADER, NULL);
return _make_caps_for_importers (self->importers);
}
static const GstClapperImporterData *
@@ -389,7 +402,7 @@ gst_clapper_importer_loader_constructed (GObject *object)
{
GstClapperImporterLoader *self = GST_CLAPPER_IMPORTER_LOADER_CAST (object);
self->importers = gst_clapper_importer_loader_obtain_available_importers ();
self->importers = _obtain_available_importers (FALSE);
GST_CALL_PARENT (G_OBJECT_CLASS, constructed, (object));
}