/*****************************************************************************\
     Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
                This file is licensed under the Snes9x License.
   For further information, consult the LICENSE file in the root directory.
\*****************************************************************************/

#ifndef _SNAPSHOT_H_
#define _SNAPSHOT_H_

#include "snes9x.h"

#define SNAPSHOT_MAGIC			"#!s9xsnp"
#define SNAPSHOT_VERSION_IRQ		7
#define SNAPSHOT_VERSION_BAPU		8
#define SNAPSHOT_VERSION_IRQ_2018	11		// irq changes were introduced earlier, since this we store NextIRQTimer directly
#define SNAPSHOT_VERSION			11

#define SUCCESS					1
#define WRONG_FORMAT			(-1)
#define WRONG_VERSION			(-2)
#define FILE_NOT_FOUND			(-3)
#define WRONG_MOVIE_SNAPSHOT	(-4)
#define NOT_A_MOVIE_SNAPSHOT	(-5)
#define SNAPSHOT_INCONSISTENT	(-6)

void S9xResetSaveTimer (bool8);
bool8 S9xFreezeGame (const char *);
uint32 S9xFreezeSize (void);
bool8 S9xFreezeGameMem (uint8 *,uint32);
bool8 S9xUnfreezeGame (const char *);
int S9xUnfreezeGameMem (const uint8 *,uint32);
void S9xFreezeToStream (STREAM);
int	 S9xUnfreezeFromStream (STREAM);
bool8 S9xUnfreezeScreenshot(const char *filename, uint16 **image_buffer, int &width, int &height);
int S9xUnfreezeScreenshotFromStream(STREAM stream, uint16 **image_buffer, int &width, int &height);

#endif
