gstreamer/gst/gstregistrybinary.h
Tim-Philipp Müller 3410d665d7 binaryregistry: ignore the plugin cache if the filter environment has changed
Make sure that we properly update the registry and the cache file whenever
the filter environment changes or there's no more filter set.
2010-06-23 17:56:51 +01:00

76 lines
2.2 KiB
C

/* GStreamer
* Copyright (C) 2006 Josep Torra <josep@fluendo.com>
* Copyright (C) 2006 Mathieu Garcia <matthieu@fluendo.com>
* Copyright (C) 2006 Stefan Kost <ensonic@sonicpulse.de>
*
* gstregistrybinary.h: Header for registry handling
*
* 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.
*/
/* SUGGESTIONS AND TODO :
** ====================
** - Use a compressed registry, but would induce performance loss
** - Encrypt the registry, for security purpose, but would also reduce performances
*/
#ifndef __GST_REGISTRYBINARY_H__
#define __GST_REGISTRYBINARY_H__
#include <gst/gstpad.h>
#include <gst/gstregistry.h>
G_BEGIN_DECLS
/*
* GST_MAGIC_BINARY_REGISTRY_STR:
*
* A tag, written at the beginning of the file
*/
#define GST_MAGIC_BINARY_REGISTRY_STR "\xc0\xde\xf0\x0d"
/*
* GST_MAGIC_BINARY_REGISTRY_LEN:
*
* length of the header tag.
*/
#define GST_MAGIC_BINARY_REGISTRY_LEN (4)
/*
* GST_MAGIC_BINARY_VERSION_STR:
*
* The current version of the binary registry format.
* This _must_ be updated whenever the registry format changes,
* we currently use the core version where this change happened.
*/
#define GST_MAGIC_BINARY_VERSION_STR ("0.10.29.1")
/*
* GST_MAGIC_BINARY_VERSION_LEN:
*
* length of the version string.
*/
#define GST_MAGIC_BINARY_VERSION_LEN (64)
typedef struct _GstBinaryRegistryMagic
{
gchar magic[GST_MAGIC_BINARY_REGISTRY_LEN];
gchar version[GST_MAGIC_BINARY_VERSION_LEN];
} GstBinaryRegistryMagic;
G_END_DECLS
#endif /* !__GST_REGISTRYBINARY_H__ */