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a192d6d688
Original commit message from CVS: * Makefile.am: * check/Makefile.am: * check/gst/.cvsignore: * check/gst/gstobject.c: * configure.ac: adding unit testing * docs/upload.mak: fixing double vars * gst/Makefile.am: disable some unused stuff * gst/gstbus.h: * gst/gsttypes.h: move typedefs for gstbus * gst/gstelement.c: * gst/gstelement.h: add getter/setter for bus and scheduler add functionality to have (non-fatal) warnings as messages * gst/gsterror.c: * gst/gsterror.h: * gst/gstmessage.c: * gst/gstmessage.h: rework API to be more general for warnings as well * gst/gstobject.c: fix docs * tools/gst-launch.c: fix macros for errors
118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/* GStreamer
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* Copyright (C) 2004 Wim Taymans <wim@fluendo.com>
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*
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* gstmessage.h: Header for GstMessage subsystem
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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_MESSAGE_H__
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#define __GST_MESSAGE_H__
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#include <gst/gsttypes.h>
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#include <gst/gstdata.h>
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#include <gst/gstobject.h>
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#include <gst/gsttag.h>
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#include <gst/gststructure.h>
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G_BEGIN_DECLS GST_EXPORT GType _gst_message_type;
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typedef enum
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{
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GST_MESSAGE_UNKNOWN = 0,
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GST_MESSAGE_EOS = 1,
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GST_MESSAGE_ERROR = 2,
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GST_MESSAGE_WARNING = 3,
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GST_MESSAGE_INFO = 4,
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GST_MESSAGE_TAG = 5,
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GST_MESSAGE_BUFFERING = 6,
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GST_MESSAGE_STATE_CHANGED = 7,
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GST_MESSAGE_STEP_DONE = 8,
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} GstMessageType;
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#define GST_MESSAGE_TRACE_NAME "GstMessage"
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#define GST_TYPE_MESSAGE (_gst_message_type)
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#define GST_MESSAGE(message) ((GstMessage*)(message))
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#define GST_IS_MESSAGE(message) (GST_DATA_TYPE(message) == GST_TYPE_MESSAGE)
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#define GST_MESSAGE_TYPE(message) (GST_MESSAGE(message)->type)
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#define GST_MESSAGE_TIMESTAMP(message) (GST_MESSAGE(message)->timestamp)
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#define GST_MESSAGE_SRC(message) (GST_MESSAGE(message)->src)
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#define GST_MESSAGE_TAG_LIST(message) (GST_MESSAGE(message)->message_data.tag.list)
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#define GST_MESSAGE_ERROR_GERROR(message) (GST_MESSAGE(message)->message_data.error.gerror)
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#define GST_MESSAGE_ERROR_DEBUG(message) (GST_MESSAGE(message)->message_data.error.debug)
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#define GST_MESSAGE_WARNING_GERROR(message) (GST_MESSAGE(message)->message_data.error.gerror)
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#define GST_MESSAGE_WARNING_DEBUG(message) (GST_MESSAGE(message)->message_data.error.debug)
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struct _GstMessage
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{
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GstData data;
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/*< public > *//* with MESSAGE_LOCK */
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GMutex *lock; /* lock and cond for async delivery */
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GCond *cond;
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/*< public > *//* with COW */
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GstMessageType type;
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guint64 timestamp;
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GstObject *src;
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union
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{
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struct
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{
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GError *gerror;
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gchar *debug;
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} error;
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struct
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{
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GstStructure *structure;
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} structure;
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struct
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{
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GstTagList *list;
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} tag;
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} message_data;
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/*< private > */
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gpointer _gst_reserved[GST_PADDING];
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};
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void _gst_message_initialize (void);
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GType gst_message_get_type (void);
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GstMessage *gst_message_new (GstMessageType type, GstObject * src);
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/* refcounting */
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#define gst_message_ref(ev) GST_MESSAGE (gst_data_ref (GST_DATA (ev)))
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#define gst_message_ref_by_count(ev,c) GST_MESSAGE (gst_data_ref_by_count (GST_DATA (ev), c))
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#define gst_message_unref(ev) gst_data_unref (GST_DATA (ev))
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/* copy message */
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#define gst_message_copy(ev) GST_MESSAGE (gst_data_copy (GST_DATA (ev)))
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GstMessage *gst_message_new_eos (GstObject * src);
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GstMessage *gst_message_new_error (GstObject * src, GError * error,
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gchar * debug);
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GstMessage *gst_message_new_warning (GstObject * src, GError * error,
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gchar * debug);
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GstMessage *gst_message_new_tag (GstObject * src, GstTagList * tag_list);
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G_END_DECLS
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#endif /* __GST_MESSAGE_H__ */
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