/* GStreamer * Copyright (C) <2009> Wim Taymans <wim.taymans@gmail.com> * * gsttaskpool.h: Pool for creating streaming threads * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __GST_TASK_POOL_H__ #define __GST_TASK_POOL_H__ #include <gst/gstobject.h> G_BEGIN_DECLS /* --- standard type macros --- */ #define GST_TYPE_TASK_POOL (gst_task_pool_get_type ()) #define GST_TASK_POOL(pool) (G_TYPE_CHECK_INSTANCE_CAST ((pool), GST_TYPE_TASK_POOL, GstTaskPool)) #define GST_IS_TASK_POOL(pool) (G_TYPE_CHECK_INSTANCE_TYPE ((pool), GST_TYPE_TASK_POOL)) #define GST_TASK_POOL_CLASS(pclass) (G_TYPE_CHECK_CLASS_CAST ((pclass), GST_TYPE_TASK_POOL, GstTaskPoolClass)) #define GST_IS_TASK_POOL_CLASS(pclass) (G_TYPE_CHECK_CLASS_TYPE ((pclass), GST_TYPE_TASK_POOL)) #define GST_TASK_POOL_GET_CLASS(pool) (G_TYPE_INSTANCE_GET_CLASS ((pool), GST_TYPE_TASK_POOL, GstTaskPoolClass)) #define GST_TASK_POOL_CAST(pool) ((GstTaskPool*)(pool)) typedef struct _GstTaskPool GstTaskPool; typedef struct _GstTaskPoolClass GstTaskPoolClass; /** * GstTaskPoolFunction: * @data: user data for the task function * * Task function, see gst_task_pool_push(). * * Since: 0.10.24 */ typedef void (*GstTaskPoolFunction) (void *data); /** * GstTaskPool: * * The #GstTaskPool object. */ struct _GstTaskPool { GstObject object; /*< private >*/ GThreadPool *pool; gpointer _gst_reserved[GST_PADDING]; }; /** * GstTaskPoolClass: * @parent_class: the parent class structure * @prepare: prepare the threadpool * @cleanup: make sure all threads are stopped * @push: start a new thread * @join: join a thread * * The #GstTaskPoolClass object. */ struct _GstTaskPoolClass { GstObjectClass parent_class; /*< public >*/ void (*prepare) (GstTaskPool *pool, GError **error); void (*cleanup) (GstTaskPool *pool); gpointer (*push) (GstTaskPool *pool, GstTaskPoolFunction func, gpointer user_data, GError **error); void (*join) (GstTaskPool *pool, gpointer id); /*< private >*/ gpointer _gst_reserved[GST_PADDING]; }; GType gst_task_pool_get_type (void); GstTaskPool * gst_task_pool_new (void); void gst_task_pool_prepare (GstTaskPool *pool, GError **error); gpointer gst_task_pool_push (GstTaskPool *pool, GstTaskPoolFunction func, gpointer user_data, GError **error); void gst_task_pool_join (GstTaskPool *pool, gpointer id); void gst_task_pool_cleanup (GstTaskPool *pool); G_END_DECLS #endif /* __GST_TASK_POOL_H__ */