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video_out.h

00001 /*
00002  * video_out.h
00003  * Copyright (C) 2000-2002 Michel Lespinasse <walken@zoy.org>
00004  * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
00005  *
00006  * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
00007  * See http://libmpeg2.sourceforge.net/ for updates.
00008  *
00009  * mpeg2dec is free software; you can redistribute it and/or modify
00010  * it under the terms of the GNU General Public License as published by
00011  * the Free Software Foundation; either version 2 of the License, or
00012  * (at your option) any later version.
00013  *
00014  * mpeg2dec is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  *
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022  */
00023 
00024 #ifndef VIDEO_OUT_H
00025 #define VIDEO_OUT_H
00026 
00027 struct convert_init_s;
00028 typedef struct {
00029     void (* convert) (int, int, uint32_t, void *, struct convert_init_s *);
00030 } vo_setup_result_t;
00031 
00032 typedef struct vo_instance_s vo_instance_t;
00033 struct vo_instance_s {
00034     int (* setup) (vo_instance_t * instance, int width, int height,
00035                    vo_setup_result_t * result);
00036     void (* setup_fbuf) (vo_instance_t * instance, uint8_t ** buf, void ** id);
00037     void (* set_fbuf) (vo_instance_t * instance, uint8_t ** buf, void ** id);
00038     void (* start_fbuf) (vo_instance_t * instance,
00039                          uint8_t * const * buf, void * id);
00040     void (* draw) (vo_instance_t * instance, uint8_t * const * buf, void * id);
00041     void (* discard) (vo_instance_t * instance,
00042                       uint8_t * const * buf, void * id);
00043     void (* close) (vo_instance_t * instance);
00044 };
00045 
00046 typedef vo_instance_t * vo_open_t (void);
00047 
00048 typedef struct {
00049     char * name;
00050     vo_open_t * open;
00051 } vo_driver_t;
00052 
00053 void vo_accel (uint32_t accel);
00054 
00055 /* return NULL terminated array of all drivers */
00056 vo_driver_t * vo_drivers (void);
00057 
00058 #endif /* VIDEO_OUT_H */
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video_out.h
