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plugin: Rework code to use new GL context handler

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Create a GL context handler subclass of recently added context handler base class and
rework code to use it. This simplifies a lot of things, like: switching of importers
at runtime, handling context queries, sharing data between importers, etc.
This commit is contained in:
Rafał Dzięgiel
2022-06-12 14:03:36 +02:00
parent 0920914b89
commit 04a028d689
17 changed files with 713 additions and 847 deletions
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22
lib/gst/plugin/gstclapperimporter.h vendored
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@@ -33,11 +33,11 @@ G_BEGIN_DECLS
#define GST_CLAPPER_IMPORTER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_CLAPPER_IMPORTER, GstClapperImporterClass))
#define GST_CLAPPER_IMPORTER_CAST(obj) ((GstClapperImporter *)(obj))
#define GST_CLAPPER_IMPORTER_DEFINE(camel,lower,type) \
G_DEFINE_TYPE (camel, lower, type) \
G_MODULE_EXPORT GstClapperImporter *make_importer (void); \
G_MODULE_EXPORT GstCaps *make_caps (gboolean is_template, \
GstRank *rank, GStrv *context_types);
#define GST_CLAPPER_IMPORTER_DEFINE(camel,lower,type) \
G_DEFINE_TYPE (camel, lower, type) \
G_MODULE_EXPORT GstClapperImporter *make_importer (GPtrArray *context_handlers); \
G_MODULE_EXPORT GstCaps *make_caps (gboolean is_template, \
GstRank *rank, GPtrArray *context_handlers);
typedef struct _GstClapperImporter GstClapperImporter;
typedef struct _GstClapperImporterClass GstClapperImporterClass;
@@ -65,18 +65,9 @@ struct _GstClapperImporterClass
{
GstObjectClass parent_class;
gboolean (* prepare) (GstClapperImporter *importer);
void (* share_data) (GstClapperImporter *src,
GstClapperImporter *dest);
void (* set_caps) (GstClapperImporter *importer,
GstCaps *caps);
gboolean (* handle_context_query) (GstClapperImporter *importer,
GstBaseSink *bsink,
GstQuery *query);
GstBufferPool * (* create_pool) (GstClapperImporter *importer,
GstStructure **config);
@@ -90,9 +81,6 @@ struct _GstClapperImporterClass
GType gst_clapper_importer_get_type (void);
gboolean gst_clapper_importer_prepare (GstClapperImporter *importer);
void gst_clapper_importer_share_data (GstClapperImporter *importer, GstClapperImporter *dest);
gboolean gst_clapper_importer_handle_context_query (GstClapperImporter *importer, GstBaseSink *bsink, GstQuery *query);
GstBufferPool * gst_clapper_importer_create_pool (GstClapperImporter *importer, GstStructure **config);
void gst_clapper_importer_add_allocation_metas (GstClapperImporter *importer, GstQuery *query);