X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gst%2Fgstscheduler.h;h=9233c526cb7c5ebe02e41c1c5d7ed14cc7b2a6a9;hb=ecd88e381da9e74573f7819bac467b251d03049c;hp=599172df26a457cba319e48dbbee15eea5d0bc66;hpb=f0326eea5550d26d9d7640578db7780f5e67cad1;p=platform%2Fupstream%2Fgstreamer.git diff --git a/gst/gstscheduler.h b/gst/gstscheduler.h index 599172d..9233c52 100644 --- a/gst/gstscheduler.h +++ b/gst/gstscheduler.h @@ -2,7 +2,7 @@ * Copyright (C) 1999,2000 Erik Walthinsen * 2000 Wim Taymans * - * gstschedulerr.h: Header for default schedulerr code + * gstscheduler.h: Header for default scheduler code * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public @@ -28,28 +28,21 @@ #include #include -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ +G_BEGIN_DECLS - -#define GST_TYPE_SCHEDULER \ - (gst_scheduler_get_type()) -#define GST_SCHEDULER(obj) \ - (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SCHEDULER,GstScheduler)) -#define GST_SCHEDULER_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SCHEDULER,GstSchedulerClass)) -#define GST_IS_SCHEDULER(obj) \ - (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SCHEDULER)) -#define GST_IS_SCHEDULER_CLASS(obj) \ - (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SCHEDULER)) +#define GST_TYPE_SCHEDULER (gst_scheduler_get_type ()) +#define GST_SCHEDULER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SCHEDULER, GstScheduler)) +#define GST_IS_SCHEDULER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SCHEDULER)) +#define GST_SCHEDULER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SCHEDULER,GstSchedulerClass)) +#define GST_IS_SCHEDULER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SCHEDULER)) +#define GST_SCHEDULER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SCHEDULER, GstSchedulerClass)) typedef enum { /* this scheduler works with a fixed clock */ GST_SCHEDULER_FLAG_FIXED_CLOCK = GST_OBJECT_FLAG_LAST, /* padding */ - GST_SCHEDULER_FLAG_LAST = GST_OBJECT_FLAG_LAST + 4, + GST_SCHEDULER_FLAG_LAST = GST_OBJECT_FLAG_LAST + 4 } GstSchedulerFlags; #define GST_SCHEDULER_PARENT(sched) ((sched)->parent) @@ -61,7 +54,7 @@ typedef enum { GST_SCHEDULER_STATE_NONE, GST_SCHEDULER_STATE_RUNNING, GST_SCHEDULER_STATE_STOPPED, - GST_SCHEDULER_STATE_ERROR, + GST_SCHEDULER_STATE_ERROR } GstSchedulerState; struct _GstScheduler { @@ -78,6 +71,8 @@ struct _GstScheduler { GList *clock_receivers; GList *schedulers; + + gpointer _gst_reserved[GST_PADDING]; }; struct _GstSchedulerClass { @@ -91,27 +86,30 @@ struct _GstSchedulerClass { void (*add_scheduler) (GstScheduler *sched, GstScheduler *sched2); void (*remove_scheduler) (GstScheduler *sched, GstScheduler *sched2); GstElementStateReturn (*state_transition) (GstScheduler *sched, GstElement *element, gint transition); + void (*scheduling_change) (GstScheduler *sched, GstElement *element); void (*lock_element) (GstScheduler *sched, GstElement *element); void (*unlock_element) (GstScheduler *sched, GstElement *element); - void (*yield) (GstScheduler *sched, GstElement *element); + gboolean (*yield) (GstScheduler *sched, GstElement *element); gboolean (*interrupt) (GstScheduler *sched, GstElement *element); void (*error) (GstScheduler *sched, GstElement *element); - void (*pad_connect) (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); - void (*pad_disconnect) (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); + void (*pad_link) (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); + void (*pad_unlink) (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); void (*pad_select) (GstScheduler *sched, GList *padlist); GstClockReturn (*clock_wait) (GstScheduler *sched, GstElement *element, - GstClock *clock, GstClockTime time); + GstClockID id, GstClockTimeDiff *jitter); GstSchedulerState (*iterate) (GstScheduler *sched); /* for debugging */ void (*show) (GstScheduler *sched); - /* signals go here */ + /* signals */ + void (*object_sync) (GstScheduler *sched, GstClock *clock, GstObject *object, + GstClockID id); + + gpointer _gst_reserved[GST_PADDING]; }; GType gst_scheduler_get_type (void); -#define gst_scheduler_destroy(sched) gst_object_destroy(GST_OBJECT(sched)) - void gst_scheduler_setup (GstScheduler *sched); void gst_scheduler_reset (GstScheduler *sched); @@ -120,18 +118,17 @@ void gst_scheduler_remove_element (GstScheduler *sched, GstElement *element); void gst_scheduler_add_scheduler (GstScheduler *sched, GstScheduler *sched2); void gst_scheduler_remove_scheduler (GstScheduler *sched, GstScheduler *sched2); GstElementStateReturn gst_scheduler_state_transition (GstScheduler *sched, GstElement *element, gint transition); +void gst_scheduler_scheduling_change (GstScheduler *sched, GstElement *element); void gst_scheduler_lock_element (GstScheduler *sched, GstElement *element); void gst_scheduler_unlock_element (GstScheduler *sched, GstElement *element); -void gst_scheduler_yield (GstScheduler *sched, GstElement *element); +gboolean gst_scheduler_yield (GstScheduler *sched, GstElement *element); gboolean gst_scheduler_interrupt (GstScheduler *sched, GstElement *element); void gst_scheduler_error (GstScheduler *sched, GstElement *element); -void gst_scheduler_pad_connect (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); -void gst_scheduler_pad_disconnect (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); +void gst_scheduler_pad_link (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); +void gst_scheduler_pad_unlink (GstScheduler *sched, GstPad *srcpad, GstPad *sinkpad); GstPad* gst_scheduler_pad_select (GstScheduler *sched, GList *padlist); -GstClock* gst_scheduler_get_clock (GstScheduler *sched); -GstClock* gst_scheduler_get_clock (GstScheduler *sched); GstClockReturn gst_scheduler_clock_wait (GstScheduler *sched, GstElement *element, - GstClock *clock, GstClockTime time); + GstClockID id, GstClockTimeDiff *jitter); gboolean gst_scheduler_iterate (GstScheduler *sched); void gst_scheduler_use_clock (GstScheduler *sched, GstClock *clock); @@ -145,16 +142,15 @@ void gst_scheduler_show (GstScheduler *sched); * creating schedulers * */ -#define GST_TYPE_SCHEDULERFACTORY \ - (gst_schedulerfactory_get_type ()) -#define GST_SCHEDULERFACTORY(obj) \ - (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SCHEDULERFACTORY, GstSchedulerFactory)) -#define GST_SCHEDULERFACTORY_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SCHEDULERFACTORY, GstSchedulerFactoryClass)) -#define GST_IS_SCHEDULERFACTORY(obj) \ - (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SCHEDULERFACTORY)) -#define GST_IS_SCHEDULERFACTORY_CLASS(obj) \ - (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SCHEDULERFACTORY)) +#define GST_TYPE_SCHEDULER_FACTORY (gst_scheduler_factory_get_type ()) +#define GST_SCHEDULER_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SCHEDULER_FACTORY, GstSchedulerFactory)) +#define GST_IS_SCHEDULER_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SCHEDULER_FACTORY)) +#define GST_SCHEDULER_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SCHEDULER_FACTORY, GstSchedulerFactoryClass)) +#define GST_IS_SCHEDULER_FACTORY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SCHEDULER_FACTORY)) +#define GST_SCHEDULER_FACTORY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SCHEDULER_FACTORY, GstSchedulerFactoryClass)) + +/* change this to change the default scheduler */ +#define GST_SCHEDULER_DEFAULT_NAME "opt" typedef struct _GstSchedulerFactory GstSchedulerFactory; typedef struct _GstSchedulerFactoryClass GstSchedulerFactoryClass; @@ -164,29 +160,30 @@ struct _GstSchedulerFactory { gchar *longdesc; /* long description of the scheduler (well, don't overdo it..) */ GType type; /* unique GType of the scheduler */ + + gpointer _gst_reserved[GST_PADDING]; }; struct _GstSchedulerFactoryClass { GstPluginFeatureClass parent; + + gpointer _gst_reserved[GST_PADDING]; }; -GType gst_schedulerfactory_get_type (void); +GType gst_scheduler_factory_get_type (void); -GstSchedulerFactory* gst_schedulerfactory_new (const gchar *name, const gchar *longdesc, GType type); -void gst_schedulerfactory_destroy (GstSchedulerFactory *factory); +GstSchedulerFactory* gst_scheduler_factory_new (const gchar *name, const gchar *longdesc, GType type); +void gst_scheduler_factory_destroy (GstSchedulerFactory *factory); -GstSchedulerFactory* gst_schedulerfactory_find (const gchar *name); -GList* gst_schedulerfactory_get_list (void); +GstSchedulerFactory* gst_scheduler_factory_find (const gchar *name); -GstScheduler* gst_schedulerfactory_create (GstSchedulerFactory *factory, GstElement *parent); -GstScheduler* gst_schedulerfactory_make (const gchar *name, GstElement *parent); +GstScheduler* gst_scheduler_factory_create (GstSchedulerFactory *factory, GstElement *parent); +GstScheduler* gst_scheduler_factory_make (const gchar *name, GstElement *parent); -void gst_schedulerfactory_set_default_name (const gchar* name); -const gchar* gst_schedulerfactory_get_default_name (void); +void gst_scheduler_factory_set_default_name (const gchar* name); +G_CONST_RETURN gchar* gst_scheduler_factory_get_default_name (void); -#ifdef __cplusplus -} -#endif /* __cplusplus */ +G_END_DECLS #endif /* __GST_SCHEDULER_H__ */