Aegisub/contrib/csri/lib/csrilib.h

86 lines
2.8 KiB
C

/*****************************************************************************
* asa: portable digital subtitle renderer
*****************************************************************************
* Copyright (C) 2007 David Lamparter
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
****************************************************************************/
#ifndef _CSRILIB_H
#define _CSRILIB_H
#ifdef HAVE_CONFIG_H
#include "acconf.h"
#endif
#include "visibility.h"
#define CSRIAPI export
#include <csri/csri.h>
#include <csri/stream.h>
#include "csrilib_os.h"
struct csri_wrap_rend {
struct csri_wrap_rend *next;
csri_rend *rend;
csri_inst *(*open_file)(csri_rend *renderer,
const char *filename, struct csri_openflag *flags);
csri_inst *(*open_mem)(csri_rend *renderer,
const void *data, size_t length,
struct csri_openflag *flags);
void (*close)(csri_inst *inst);
int (*request_fmt)(csri_inst *inst, const struct csri_fmt *fmt);
void (*render)(csri_inst *inst, struct csri_frame *frame,
double time);
void *(*query_ext)(csri_rend *rend, csri_ext_id extname);
struct csri_stream_ext stream_ass, stream_text;
csri_inst *(*init_stream_ass)(csri_rend *renderer,
const void *header, size_t headerlen,
struct csri_openflag *flags);
csri_inst *(*init_stream_text)(csri_rend *renderer,
const void *header, size_t headerlen,
struct csri_openflag *flags);
struct csri_info *info;
struct csrilib_os os;
};
struct csri_wrap_inst {
struct csri_wrap_inst *next;
csri_inst *inst;
struct csri_wrap_rend *wrend;
void (*close)(csri_inst *inst);
int (*request_fmt)(csri_inst *inst, const struct csri_fmt *fmt);
void (*render)(csri_inst *inst, struct csri_frame *frame,
double time);
};
extern struct csri_wrap_rend *wraprends;
extern struct csri_wrap_rend *csrilib_rend_lookup(csri_rend *rend);
extern void csrilib_rend_initadd(struct csri_wrap_rend *wrend);
extern struct csri_wrap_inst *csrilib_inst_lookup(csri_inst *inst);
extern csri_inst *csrilib_inst_initadd(struct csri_wrap_rend *wrend,
csri_inst *inst);
extern void csrilib_inst_remove(struct csri_wrap_inst *winst);
extern void csrilib_os_init();
#endif /*_CSRILIB_H */