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https://gitlab.freedesktop.org/pipewire/pipewire.git
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4bc308835a
Use generic byte blobs for formats. We currently use them to store gstreamer caps but we could also use them to exchange serialized GVariants if we want. Make properties a variant dictionary
99 lines
3.8 KiB
C
99 lines
3.8 KiB
C
/* Pulsevideo
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* Copyright (C) 2015 Wim Taymans <wim.taymans@gmail.com>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __PV_SOURCE_H__
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#define __PV_SOURCE_H__
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#include <glib-object.h>
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#include <gio/gio.h>
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G_BEGIN_DECLS
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typedef struct _PvSource PvSource;
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typedef struct _PvSourceClass PvSourceClass;
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typedef struct _PvSourcePrivate PvSourcePrivate;
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#include "client/pv-introspect.h"
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#include "server/pv-source-output.h"
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#define PV_TYPE_SOURCE (pv_source_get_type ())
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#define PV_IS_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PV_TYPE_SOURCE))
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#define PV_IS_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PV_TYPE_SOURCE))
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#define PV_SOURCE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PV_TYPE_SOURCE, PvSourceClass))
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#define PV_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PV_TYPE_SOURCE, PvSource))
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#define PV_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PV_TYPE_SOURCE, PvSourceClass))
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#define PV_SOURCE_CAST(obj) ((PvSource*)(obj))
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#define PV_SOURCE_CLASS_CAST(klass) ((PvSourceClass*)(klass))
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/**
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* PvSource:
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*
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* Pulsevideo source object class.
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*/
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struct _PvSource {
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GObject object;
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PvSourcePrivate *priv;
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};
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/**
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* PvSourceClass:
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* @get_capabilities: called to get a list of supported formats from the source
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* @set_state: called to change the current state of the source
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* @create_source_output: called to create a new source-output object
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* @release_source_output: called to release a source-output object
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*
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* Pulsevideo source object class.
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*/
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struct _PvSourceClass {
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GObjectClass parent_class;
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GBytes * (*get_capabilities) (PvSource *source, GBytes *filter);
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gboolean (*set_state) (PvSource *source, PvSourceState);
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PvSourceOutput * (*create_source_output) (PvSource *source,
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const gchar *client_path,
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GBytes *format_filter,
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const gchar *prefix);
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gboolean (*release_source_output) (PvSource *source,
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PvSourceOutput *output);
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};
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/* normal GObject stuff */
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GType pv_source_get_type (void);
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const gchar * pv_source_get_object_path (PvSource *source);
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GBytes * pv_source_get_capabilities (PvSource *source, GBytes *filter);
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gboolean pv_source_set_state (PvSource *source, PvSourceState state);
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void pv_source_update_state (PvSource *source, PvSourceState state);
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void pv_source_report_error (PvSource *source, GError *error);
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PvSourceOutput * pv_source_create_source_output (PvSource *source,
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const gchar *client_path,
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GBytes *format_filter,
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const gchar *prefix);
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gboolean pv_source_release_source_output (PvSource *source, PvSourceOutput *output);
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G_END_DECLS
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#endif /* __PV_SOURCE_H__ */
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