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https://gitlab.freedesktop.org/pipewire/pipewire.git
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45976ffeda
Detect a format change in the payloader and post an element message. Catch the format change element message in the client-source and use it to update the format and possible formats in the source and source-outputs.
111 lines
5 KiB
C
111 lines
5 KiB
C
/* Pinos
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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 __PINOS_SOURCE_H__
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#define __PINOS_SOURCE_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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typedef struct _PinosSource PinosSource;
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typedef struct _PinosSourceClass PinosSourceClass;
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typedef struct _PinosSourcePrivate PinosSourcePrivate;
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#include <pinos/client/introspect.h>
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#include <pinos/server/source-output.h>
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#define PINOS_TYPE_SOURCE (pinos_source_get_type ())
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#define PINOS_IS_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PINOS_TYPE_SOURCE))
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#define PINOS_IS_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PINOS_TYPE_SOURCE))
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#define PINOS_SOURCE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PINOS_TYPE_SOURCE, PinosSourceClass))
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#define PINOS_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PINOS_TYPE_SOURCE, PinosSource))
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#define PINOS_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PINOS_TYPE_SOURCE, PinosSourceClass))
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#define PINOS_SOURCE_CAST(obj) ((PinosSource*)(obj))
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#define PINOS_SOURCE_CLASS_CAST(klass) ((PinosSourceClass*)(klass))
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/**
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* PinosSource:
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*
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* Pinos source object class.
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*/
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struct _PinosSource {
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GObject object;
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PinosSourcePrivate *priv;
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};
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/**
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* PinosSourceClass:
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* @get_formats: 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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* Pinos source object class.
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*/
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struct _PinosSourceClass {
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GObjectClass parent_class;
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GBytes * (*get_formats) (PinosSource *source,
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GBytes *filter,
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GError **error);
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gboolean (*set_state) (PinosSource *source, PinosSourceState);
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PinosSourceOutput * (*create_source_output) (PinosSource *source,
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const gchar *client_path,
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GBytes *format_filter,
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PinosProperties *props,
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const gchar *prefix,
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GError **error);
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gboolean (*release_source_output) (PinosSource *source,
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PinosSourceOutput *output);
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};
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/* normal GObject stuff */
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GType pinos_source_get_type (void);
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const gchar * pinos_source_get_object_path (PinosSource *source);
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GBytes * pinos_source_get_formats (PinosSource *source,
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GBytes *filter,
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GError **error);
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gboolean pinos_source_set_state (PinosSource *source, PinosSourceState state);
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void pinos_source_update_state (PinosSource *source, PinosSourceState state);
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void pinos_source_report_error (PinosSource *source, GError *error);
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void pinos_source_report_idle (PinosSource *source);
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void pinos_source_report_busy (PinosSource *source);
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void pinos_source_update_possible_formats (PinosSource *source, GBytes *formats);
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void pinos_source_update_format (PinosSource *source, GBytes *format);
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PinosSourceOutput * pinos_source_create_source_output (PinosSource *source,
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const gchar *client_path,
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GBytes *format_filter,
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PinosProperties *props,
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const gchar *prefix,
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GError **error);
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gboolean pinos_source_release_source_output (PinosSource *source,
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PinosSourceOutput *output);
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G_END_DECLS
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#endif /* __PINOS_SOURCE_H__ */
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