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d2bf92842c
Original commit message from CVS: * gst/gstbin.c: (gst_bin_send_event), (compare_name), (gst_bin_get_by_name): * gst/gstbuffer.h: * gst/gstclock.c: (gst_clock_entry_new), (gst_clock_class_init), (gst_clock_finalize): * gst/gstdata.c: (gst_data_replace): * gst/gstdata.h: * gst/gstelement.c: (gst_element_request_pad), (gst_element_pads_activate): * gst/gstobject.c: (gst_object_init), (gst_object_ref), (gst_object_unref): * gst/gstpad.c: (gst_pad_set_active), (gst_pad_peer_set_active), (gst_pad_set_checkgetrange_function), (gst_pad_link_check_compatible_unlocked), (gst_pad_set_caps), (gst_pad_check_pull_range), (gst_pad_pull_range), (gst_static_pad_template_get_caps), (gst_pad_start_task), (gst_pad_pause_task), (gst_pad_stop_task): * gst/gstutils.c: (gst_element_get_compatible_pad_template), (gst_element_request_pad), (gst_pad_proxy_getcaps): Fix name lookup in GstBin. Added _data_replace() function and _buffer_replace() Use finalize method to clean up clock. Fix refcounting on request pads. Fix pad schedule mode error. Some more object refcounting debug info,
111 lines
3.4 KiB
C
111 lines
3.4 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wim.taymans@chello.be>
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*
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* gstdata.h: Header for GstData objects (used for data passing)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_DATA_H__
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#define __GST_DATA_H__
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#include <glib-object.h>
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#include <gst/gsttypes.h>
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G_BEGIN_DECLS
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/* type */
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#define GST_DATA(data) ((GstData*)(data))
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#define GST_DATA_TYPE(data) (GST_DATA(data)->type)
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/* flags */
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#define GST_DATA_FLAGS(data) (GST_DATA(data)->flags)
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#define GST_DATA_FLAG_SHIFT(flag) (1<<(flag))
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#define GST_DATA_FLAG_IS_SET(data,flag) (GST_DATA_FLAGS(data) & (1<<(flag)))
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#define GST_DATA_FLAG_SET(data,flag) G_STMT_START{ (GST_DATA_FLAGS(data) |= (1<<(flag))); }G_STMT_END
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#define GST_DATA_FLAG_UNSET(data,flag) G_STMT_START{ (GST_DATA_FLAGS(data) &= ~(1<<(flag))); }G_STMT_END
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/* Macros for the GType */
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#define GST_TYPE_DATA (gst_data_get_type ())
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typedef struct _GstData GstData;
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typedef void (*GstDataFreeFunction) (GstData *data);
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typedef GstData* (*GstDataCopyFunction) (const GstData *data);
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typedef enum
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{
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GST_DATA_READONLY = 1,
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/* insert more */
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GST_DATA_FLAG_LAST = 8
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} GstDataFlags;
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/* refcount */
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#define GST_DATA_REFCOUNT(data) ((GST_DATA(data))->refcount)
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#define GST_DATA_REFCOUNT_VALUE(data) (g_atomic_int_get (&(GST_DATA(data))->refcount))
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/* copy/free functions */
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#define GST_DATA_COPY_FUNC(data) (GST_DATA(data)->copy)
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#define GST_DATA_FREE_FUNC(data) (GST_DATA(data)->free)
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struct _GstData {
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GType type;
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/*< public >*/ /* with COW */
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/* refcounting */
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gint refcount;
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guint16 flags;
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/*< protected >*/
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/* utility function pointers, can override default */
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GstDataFreeFunction free; /* free the data */
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GstDataCopyFunction copy; /* copy the data */
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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/* function used by subclasses only */
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void gst_data_init (GstData *data, GType type, guint16 flags,
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GstDataFreeFunction free,
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GstDataCopyFunction copy);
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void gst_data_dispose (GstData *data);
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void gst_data_copy_into (const GstData *data, GstData *target);
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/* basic operations on data */
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GstData* gst_data_copy (const GstData *data);
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gboolean gst_data_is_writable (GstData *data);
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GstData* gst_data_copy_on_write (GstData *data);
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/* reference counting */
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GstData* gst_data_ref (GstData* data);
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GstData* gst_data_ref_by_count (GstData* data, gint count);
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void gst_data_unref (GstData* data);
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/* replace data pointer */
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void gst_data_replace (GstData** olddata, GstData *newdata);
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/* GType for GstData */
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GType gst_data_get_type (void);
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G_END_DECLS
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#endif /* __GST_DATA_H__ */
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