mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-14 20:36:32 +00:00
8a45c8d1df
The GIR parser does not want any empty line after the function or macro
name line.
Fixes the following warning:
[309/4246] Generating Gst-1.0.gir with a custom command
../subprojects/gstreamer/gst/gstelement.h:57: Warning: Gst: "@element" parameter unexpected at this location:
* @element: The element name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gstelement.h:84: Warning: Gst: "@e" parameter unexpected at this location:
* @e: The element name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gstelement.h:106: Warning: Gst: "@e" parameter unexpected at this location:
* @e: The element name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gstdeviceprovider.h:32: Warning: Gst: "@d_p" parameter unexpected at this location:
* @d_p: The device provider name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gstdynamictypefactory.h:28: Warning: Gst: "@t_n" parameter unexpected at this location:
* @t_n: The dynamic type name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gsttypefind.h:34: Warning: Gst: "@type_find" parameter unexpected at this location:
* @type_find: The type find name in lower case, with words separated by '_'.
^
../subprojects/gstreamer/gst/gsttypefind.h:61: Warning: Gst: "@t_f" parameter unexpected at this location:
* @t_f: The type find name in lower case, with words separated by '_'.
^
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/719>
233 lines
8.6 KiB
C
233 lines
8.6 KiB
C
/* GStreamer
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* Copyright (C) 2012 Olivier Crete <olivier.crete@collabora.com>
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*
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* gstdeviceprovider.h: Device probing and monitoring
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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_DEVICE_PROVIDER_H__
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#define __GST_DEVICE_PROVIDER_H__
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#include <gst/gstelement.h>
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/**
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* GST_DEVICE_PROVIDER_REGISTER_DEFINE:
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* @d_p: The device provider name in lower case, with words separated by '_'.
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* Used to generate `gst_device_provider_register_*(GstPlugin* plugin)`.
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* @d_p_n: The public name of the device provider
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* @r: The #GstRank of the device provider (higher rank means more importance when autoplugging, see #GstRank)
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* @t: The #GType of the device provider.
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*
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* A convenience macro to define the entry point of a
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* device provider `gst_device_provider_register_*(GstPlugin* plugin)`.
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*
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* Since: 1.20
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*/
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#define GST_DEVICE_PROVIDER_REGISTER_DEFINE(d_p, d_p_n, r, t) \
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G_BEGIN_DECLS \
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gboolean G_PASTE (gst_device_provider_register_, d_p) (GstPlugin * plugin) \
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{ \
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return gst_device_provider_register (plugin, d_p_n, r, t); \
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} \
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G_END_DECLS
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/**
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* GST_DEVICE_PROVIDER_REGISTER_DECLARE:
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* @d_p: The device provider name in lower case, with words separated by '_'.
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*
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* This macro can be used to declare a new device provider.
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* It has to be used in combination with #GST_DEVICE_PROVIDER_REGISTER_DEFINE macro
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* and must be placed outside any block to declare the device provider registration
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* function.
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*
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* Since: 1.20
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*/
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#define GST_DEVICE_PROVIDER_REGISTER_DECLARE(d_p) \
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G_BEGIN_DECLS \
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gboolean G_PASTE(gst_device_provider_register_, d_p) (GstPlugin * plugin); \
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G_END_DECLS
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/**
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* GST_DEVICE_PROVIDER_REGISTER:
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* @d_p: The device provider name in lower case, with words separated by '_'.
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* @plugin: The #GstPlugin where to register the device provider.
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*
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* This macro can be used to register a device provider into a #GstPlugin.
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* This method will be usually called in the plugin init function
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* but can also be called with a NULL plugin.
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*
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* Since: 1.20
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*/
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#define GST_DEVICE_PROVIDER_REGISTER(d_p, plugin) G_PASTE(gst_device_provider_register_, d_p) (plugin)
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G_BEGIN_DECLS
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typedef struct _GstDeviceProvider GstDeviceProvider;
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typedef struct _GstDeviceProviderClass GstDeviceProviderClass;
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typedef struct _GstDeviceProviderPrivate GstDeviceProviderPrivate;
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#include <gst/gstdeviceproviderfactory.h>
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#define GST_TYPE_DEVICE_PROVIDER (gst_device_provider_get_type())
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#define GST_IS_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEVICE_PROVIDER))
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#define GST_IS_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEVICE_PROVIDER))
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#define GST_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEVICE_PROVIDER, GstDeviceProviderClass))
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#define GST_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEVICE_PROVIDER, GstDeviceProvider))
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#define GST_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstDeviceProviderClass))
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#define GST_DEVICE_PROVIDER_CAST(obj) ((GstDeviceProvider *)(obj))
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/**
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* GstDeviceProvider:
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* @parent: The parent #GstObject
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* @devices: a #GList of the #GstDevice objects
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*
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* The structure of the base #GstDeviceProvider
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*
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* Since: 1.4
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*/
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struct _GstDeviceProvider {
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GstObject parent;
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/* Protected by the Object lock */
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GList *devices;
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/*< private >*/
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GstDeviceProviderPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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/**
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* GstDeviceProviderClass:
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* @parent_class: the parent #GstObjectClass structure
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* @factory: a pointer to the #GstDeviceProviderFactory that creates this
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* provider
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* @probe: Returns a list of devices that are currently available.
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* This should never block. The devices should not have a parent and should
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* be floating.
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* @start: Starts monitoring for new devices. Only subclasses that can know
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* that devices have been added or remove need to implement this method.
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* @stop: Stops monitoring for new devices. Only subclasses that implement
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* the start() method need to implement this method.
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*
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* The structure of the base #GstDeviceProviderClass
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*
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* Since: 1.4
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*/
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struct _GstDeviceProviderClass {
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GstObjectClass parent_class;
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GstDeviceProviderFactory *factory;
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GList* (*probe) (GstDeviceProvider * provider);
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gboolean (*start) (GstDeviceProvider * provider);
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void (*stop) (GstDeviceProvider * provider);
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/*< private >*/
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gpointer metadata;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GST_API
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GType gst_device_provider_get_type (void);
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GST_API
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GList * gst_device_provider_get_devices (GstDeviceProvider * provider);
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GST_API
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gboolean gst_device_provider_start (GstDeviceProvider * provider);
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GST_API
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void gst_device_provider_stop (GstDeviceProvider * provider);
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GST_API
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gboolean gst_device_provider_can_monitor (GstDeviceProvider * provider);
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GST_API
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GstBus * gst_device_provider_get_bus (GstDeviceProvider * provider);
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GST_API
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void gst_device_provider_device_add (GstDeviceProvider * provider,
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GstDevice * device);
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GST_API
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void gst_device_provider_device_remove (GstDeviceProvider * provider,
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GstDevice * device);
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GST_API
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gchar ** gst_device_provider_get_hidden_providers (GstDeviceProvider * provider);
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GST_API
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void gst_device_provider_hide_provider (GstDeviceProvider * provider,
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const gchar * name);
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GST_API
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void gst_device_provider_unhide_provider (GstDeviceProvider * provider,
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const gchar * name);
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GST_API
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const gchar * gst_device_provider_get_metadata (GstDeviceProvider * provider,
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const gchar * key);
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GST_API
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gboolean gst_device_provider_is_started (GstDeviceProvider * provider);
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/* device provider class meta data */
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GST_API
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void gst_device_provider_class_set_metadata (GstDeviceProviderClass *klass,
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const gchar *longname,
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const gchar *classification,
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const gchar *description,
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const gchar *author);
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GST_API
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void gst_device_provider_class_set_static_metadata (GstDeviceProviderClass *klass,
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const gchar *longname,
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const gchar *classification,
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const gchar *description,
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const gchar *author);
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GST_API
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void gst_device_provider_class_add_metadata (GstDeviceProviderClass * klass,
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const gchar * key, const gchar * value);
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GST_API
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void gst_device_provider_class_add_static_metadata (GstDeviceProviderClass * klass,
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const gchar * key, const gchar * value);
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GST_API
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const gchar * gst_device_provider_class_get_metadata (GstDeviceProviderClass * klass,
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const gchar * key);
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GST_API
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void gst_device_provider_device_changed (GstDeviceProvider * provider,
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GstDevice *device,
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GstDevice *changed_device);
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/* factory management */
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GST_API
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GstDeviceProviderFactory * gst_device_provider_get_factory (GstDeviceProvider * provider);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstDeviceProvider, gst_object_unref)
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G_END_DECLS
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#endif /* __GST_DEVICE_PROVIDER_H__ */
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