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visual.h
资源名称:vlc-1.0.5.zip [点击查看]
上传用户:kjfoods
上传日期:2020-07-06
资源大小:29949k
文件大小:3k
源码类别:
midi
开发平台:
Unix_Linux
- /*****************************************************************************
- * visual.h : Header for the visualisation system
- *****************************************************************************
- * Copyright (C) 2002 the VideoLAN team
- * $Id: 532abc184023dd49a344588ec11835d00889830e $
- *
- * Authors: Clément Stenac <zorglub@via.ecp.fr>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
- typedef struct visual_effect_t
- {
- char * psz_name; /* Filter name*/
- int (*pf_run)( struct visual_effect_t * , aout_instance_t *,
- aout_buffer_t *, picture_t *);
- void * p_data; /* The effect stores whatever it wants here */
- int i_width;
- int i_height;
- char * psz_args;
- int i_nb_chans;
- /* Channels index */
- int i_idx_left;
- int i_idx_right;
- } visual_effect_t ;
- typedef struct spectrum_data
- {
- int *peaks;
- int *prev_heights;
- } spectrum_data;
- /*****************************************************************************
- * aout_filter_sys_t: visualizer audio filter method descriptor
- *****************************************************************************
- * This structure is part of the audio filter descriptor.
- * It describes some visualizer specific variables.
- *****************************************************************************/
- struct aout_filter_sys_t
- {
- vout_thread_t *p_vout;
- int i_width;
- int i_height;
- int i_effect;
- visual_effect_t **effect;
- };
- /* Prototypes */
- int scope_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- int vuMeter_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- int dummy_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- int random_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- int spectrum_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- int spectrometer_Run
- (visual_effect_t * , aout_instance_t *, aout_buffer_t *, picture_t *);
- /* Default vout size */
- #define VOUT_WIDTH 533
- #define VOUT_HEIGHT 400