gstreamer/gst/frei0r/gstfrei0r.h
2012-11-04 00:09:59 +00:00

97 lines
3.5 KiB
C

/* GStreamer
* Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* 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_FREI0R_H__
#define __GST_FREI0R_H__
#include <gst/gst.h>
#include "frei0r.h"
G_BEGIN_DECLS
typedef struct _GstFrei0rFuncTable GstFrei0rFuncTable;
typedef struct _GstFrei0rProperty GstFrei0rProperty;
typedef struct _GstFrei0rPropertyValue GstFrei0rPropertyValue;
struct _GstFrei0rPropertyValue {
union {
f0r_param_bool b;
f0r_param_double d;
f0r_param_string *s;
f0r_param_position_t position;
f0r_param_color_t color;
} data;
};
struct _GstFrei0rProperty {
guint prop_id;
guint n_prop_ids;
gint prop_idx;
f0r_param_info_t info;
GstFrei0rPropertyValue default_value;
};
struct _GstFrei0rFuncTable {
int (*init) (void);
void (*deinit) (void);
f0r_instance_t (*construct) (unsigned int width, unsigned int height);
void (*destruct) (f0r_instance_t instance);
void (*get_plugin_info) (f0r_plugin_info_t* info);
void (*get_param_info) (f0r_param_info_t* info, int param_index);
void (*set_param_value) (f0r_instance_t instance,
f0r_param_t param, int param_index);
void (*get_param_value) (f0r_instance_t instance,
f0r_param_t param, int param_index);
void (*update) (f0r_instance_t instance,
double time, const guint32* inframe, guint32* outframe);
void (*update2) (f0r_instance_t instance,
double time,
const guint32* inframe1,
const guint32* inframe2,
const guint32* inframe3,
guint32* outframe);
};
typedef enum {
GST_FREI0R_PLUGIN_REGISTER_RETURN_OK,
GST_FREI0R_PLUGIN_REGISTER_RETURN_FAILED,
GST_FREI0R_PLUGIN_REGISTER_RETURN_ALREADY_REGISTERED
} GstFrei0rPluginRegisterReturn;
void gst_frei0r_klass_install_properties (GObjectClass *gobject_class, GstFrei0rFuncTable *ftable, GstFrei0rProperty *properties, gint n_properties);
f0r_instance_t * gst_frei0r_instance_construct (GstFrei0rFuncTable *ftable, GstFrei0rProperty *properties, gint n_properties, GstFrei0rPropertyValue *property_cache, gint width, gint height);
GstFrei0rPropertyValue * gst_frei0r_property_cache_init (GstFrei0rProperty *properties, gint n_properties);
void gst_frei0r_property_cache_free (GstFrei0rProperty *properties, GstFrei0rPropertyValue *property_cache, gint n_properties);
GstCaps * gst_frei0r_caps_from_color_model (gint color_model);
gboolean gst_frei0r_get_property (f0r_instance_t *instance, GstFrei0rFuncTable *ftable, GstFrei0rProperty *properties, gint n_properties, GstFrei0rPropertyValue *property_cache, guint prop_id, GValue *value);
gboolean gst_frei0r_set_property (f0r_instance_t *instance, GstFrei0rFuncTable *ftable, GstFrei0rProperty *properties, gint n_properties, GstFrei0rPropertyValue *property_cache, guint prop_id, const GValue *value);
G_END_DECLS
#endif /* __GST_FREI0R_H__ */