gstreamer/gst-libs/gst/pbutils/install-plugins.h
Tim-Philipp Müller cad9759e7b pbutils: GST_EXPORT -> GST_PBUTILS_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 12:16:42 +00:00

167 lines
6.9 KiB
C

/* GStreamer base utils library plugin install support for applications
* Copyright (C) 2007 Tim-Philipp Müller <tim centricular net>
* Copyright (C) 2006 Ryan Lortie <desrt desrt ca>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_PB_UTILS_INSTALL_PLUGINS_H__
#define __GST_PB_UTILS_INSTALL_PLUGINS_H__
#include <gst/gst.h>
#include <gst/pbutils/pbutils-prelude.h>
G_BEGIN_DECLS
/*
* functions for use by applications to initiate installation of missing plugins
*/
/**
* GstInstallPluginsReturn:
* @GST_INSTALL_PLUGINS_SUCCESS: all of the requested plugins could be
* installed
* @GST_INSTALL_PLUGINS_NOT_FOUND: no appropriate installation candidate for
* any of the requested plugins could be found. Only return this if nothing
* has been installed. Return #GST_INSTALL_PLUGINS_PARTIAL_SUCCESS if
* some (but not all) of the requested plugins could be installed.
* @GST_INSTALL_PLUGINS_ERROR: an error occured during the installation. If
* this happens, the user has already seen an error message and another
* one should not be displayed
* @GST_INSTALL_PLUGINS_CRASHED: the installer had an unclean exit code
* (ie. death by signal)
* @GST_INSTALL_PLUGINS_PARTIAL_SUCCESS: some of the requested plugins could
* be installed, but not all
* @GST_INSTALL_PLUGINS_USER_ABORT: the user has aborted the installation
* @GST_INSTALL_PLUGINS_INVALID: the helper returned an invalid status code
* @GST_INSTALL_PLUGINS_STARTED_OK: returned by gst_install_plugins_async() to
* indicate that everything went fine so far and the provided callback
* will be called with the result of the installation later
* @GST_INSTALL_PLUGINS_INTERNAL_FAILURE: some internal failure has
* occured when trying to start the installer
* @GST_INSTALL_PLUGINS_HELPER_MISSING: the helper script to call the
* actual installer is not installed
* @GST_INSTALL_PLUGINS_INSTALL_IN_PROGRESS: a previously-started plugin
* installation is still in progress, try again later
*
* Result codes returned by gst_install_plugins_async() and
* gst_install_plugins_sync(), and also the result code passed to the
* #GstInstallPluginsResultFunc specified with gst_install_plugins_async().
*
* These codes indicate success or failure of starting an external installer
* program and to what extent the requested plugins could be installed.
*/
typedef enum {
/* Return codes from the installer. Returned by gst_install_plugins_sync(),
* or passed as result code to your #GstInstallPluginsResultFunc */
GST_INSTALL_PLUGINS_SUCCESS = 0,
GST_INSTALL_PLUGINS_NOT_FOUND = 1,
GST_INSTALL_PLUGINS_ERROR = 2,
GST_INSTALL_PLUGINS_PARTIAL_SUCCESS = 3,
GST_INSTALL_PLUGINS_USER_ABORT = 4,
/* Returned by gst_install_plugins_sync(), or passed as result code to your
* #GstInstallPluginsResultFunc */
GST_INSTALL_PLUGINS_CRASHED = 100,
GST_INSTALL_PLUGINS_INVALID,
/* Return codes from starting the external helper, may be returned by both
* gst_install_plugins_sync() and gst_install_plugins_async(), but should
* never be seen by a #GstInstallPluginsResultFunc */
GST_INSTALL_PLUGINS_STARTED_OK = 200,
GST_INSTALL_PLUGINS_INTERNAL_FAILURE,
GST_INSTALL_PLUGINS_HELPER_MISSING,
GST_INSTALL_PLUGINS_INSTALL_IN_PROGRESS
} GstInstallPluginsReturn;
/**
* GstInstallPluginsContext:
*
* Opaque context structure for the plugin installation. Use the provided
* API to set details on it.
*/
#define GST_TYPE_INSTALL_PLUGINS_CONTEXT (gst_install_plugins_context_get_type())
typedef struct _GstInstallPluginsContext GstInstallPluginsContext;
GST_PBUTILS_API
GstInstallPluginsContext * gst_install_plugins_context_new (void);
GST_PBUTILS_API
GstInstallPluginsContext * gst_install_plugins_context_copy (GstInstallPluginsContext * ctx);
GST_PBUTILS_API
void gst_install_plugins_context_free (GstInstallPluginsContext * ctx);
GST_PBUTILS_API
void gst_install_plugins_context_set_confirm_search (GstInstallPluginsContext * ctx,
gboolean confirm_search);
GST_PBUTILS_API
void gst_install_plugins_context_set_desktop_id (GstInstallPluginsContext * ctx,
const gchar * desktop_id);
GST_PBUTILS_API
void gst_install_plugins_context_set_startup_notification_id (GstInstallPluginsContext * ctx,
const gchar * startup_id);
GST_PBUTILS_API
void gst_install_plugins_context_set_xid (GstInstallPluginsContext * ctx,
guint xid);
GST_PBUTILS_API
GType gst_install_plugins_context_get_type (void);
/**
* GstInstallPluginsResultFunc:
* @result: whether the installation of the requested plugins succeeded or not
* @user_data: the user data passed to gst_install_plugins_async()
*
* The prototype of the callback function that will be called once the
* external plugin installer program has returned. You only need to provide
* a callback function if you are using the asynchronous interface.
*/
typedef void (*GstInstallPluginsResultFunc) (GstInstallPluginsReturn result,
gpointer user_data);
GST_PBUTILS_API
GstInstallPluginsReturn gst_install_plugins_async (const gchar * const * details,
GstInstallPluginsContext * ctx,
GstInstallPluginsResultFunc func,
gpointer user_data);
GST_PBUTILS_API
GstInstallPluginsReturn gst_install_plugins_sync (const gchar * const * details,
GstInstallPluginsContext * ctx);
GST_PBUTILS_API
const gchar * gst_install_plugins_return_get_name (GstInstallPluginsReturn ret);
GST_PBUTILS_API
gboolean gst_install_plugins_installation_in_progress (void);
GST_PBUTILS_API
gboolean gst_install_plugins_supported (void);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstInstallPluginsContext, gst_install_plugins_context_free)
#endif
G_END_DECLS
#endif /* __GST_PB_UTILS_INSTALL_PLUGINS_H__ */