RetroArch/movie.h
2012-01-21 18:12:42 +01:00

56 lines
1.8 KiB
C

/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
*
* Some code herein may be based on code found in BSNES.
*
* SSNES 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* SSNES 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 SSNES.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __SSNES_MOVIE_H
#define __SSNES_MOVIE_H
#include <stdint.h>
#include <stddef.h>
#include "boolean.h"
typedef struct bsv_movie bsv_movie_t;
enum ssnes_movie_type
{
SSNES_MOVIE_PLAYBACK,
SSNES_MOVIE_RECORD
};
uint32_t *bsv_header_generate(size_t *size, uint32_t magic);
bool bsv_parse_header(const uint32_t *header, uint32_t magic);
bsv_movie_t *bsv_movie_init(const char *path, enum ssnes_movie_type type);
// Playback
bool bsv_movie_get_input(bsv_movie_t *handle, int16_t *input);
// Recording
void bsv_movie_set_input(bsv_movie_t *handle, int16_t input);
// Used for rewinding while playback/record.
void bsv_movie_set_frame_start(bsv_movie_t *handle); // Debugging purposes.
void bsv_movie_set_frame_end(bsv_movie_t *handle);
void bsv_movie_frame_rewind(bsv_movie_t *handle);
void bsv_movie_free(bsv_movie_t *handle);
uint32_t crc32_calculate(const uint8_t *data, unsigned length);
uint32_t crc32_adjust(uint32_t crc32, uint8_t input);
#endif