root/modules/visualization/visual/visual.h

Revision 1b72149a5607d46b56a84f48e16a9adde10c8e63, 2.7 kB (checked in by Jean-Baptiste Kempf <jb@videolan.org>, 6 months ago)

New vu meter visualization.

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

  • Property mode set to 100644
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1 /*****************************************************************************
2  * visual.h : Header for the visualisation system
3  *****************************************************************************
4  * Copyright (C) 2002 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Clément Stenac <zorglub@via.ecp.fr>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22  *****************************************************************************/
23
24 typedef struct visual_effect_t
25 {
26     char *     psz_name;    /* Filter name*/
27
28     int         (*pf_run)( struct visual_effect_t * , aout_instance_t *,
29                            aout_buffer_t *, picture_t *);
30     void *     p_data; /* The effect stores whatever it wants here */
31     int        i_width;
32     int        i_height;
33     char *     psz_args;
34     int        i_nb_chans;
35 } visual_effect_t ;
36
37
38 /*****************************************************************************
39  * aout_filter_sys_t: visualizer audio filter method descriptor
40  *****************************************************************************
41  * This structure is part of the audio filter descriptor.
42  * It describes some visualizer specific variables.
43  *****************************************************************************/
44 typedef struct aout_filter_sys_t
45 {
46     vout_thread_t   *p_vout;
47
48     int             i_width;
49     int             i_height;
50
51     int             i_effect;
52     visual_effect_t **effect;
53 } aout_filter_sys_t;
54
55 /* Prototypes */
56 int scope_Run
57         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
58 int vuMeter_Run
59         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
60 int dummy_Run
61         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
62 int random_Run
63         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
64 int spectrum_Run
65         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
66 int spectrometer_Run
67         (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
68
69 /* Default vout size */
70 #define VOUT_WIDTH 533
71 #define VOUT_HEIGHT 400
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