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snes9x/movie.cpp

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Initial 1.52 import
2010-09-25 15:46:12 +00:00
/***********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
Jerremy Koot (jkoot@snes9x.com)
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
Kris Bleakley (codeviolation@hotmail.com)
(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
Nach (n-a-c-h@users.sourceforge.net),
Update copyright in all files
2011-04-11 19:51:20 +00:00
(c) Copyright 2002 - 2011 zones (kasumitokoduck@yahoo.com)
Initial 1.52 import
2010-09-25 15:46:12 +00:00
(c) Copyright 2006 - 2007 nitsuja
Update some copyrights, bump version number.
2016-10-02 01:03:03 +00:00
(c) Copyright 2009 - 2016 BearOso,
Initial 1.52 import
2010-09-25 15:46:12 +00:00
OV2
Add copyrights.
2016-10-15 16:31:26 +00:00
(c) Copyright 2011 - 2016 Hans-Kristian Arntzen,
Daniel De Matteis
(Under no circumstances will commercial rights be given)
Initial 1.52 import
2010-09-25 15:46:12 +00:00
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
Nach,
zsKnight (zsknight@zsnes.com)
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive (andreasnaive@gmail.com),
Gary Henderson,
Ivar (ivar@snes9x.com),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti (neviksti@hotmail.com)
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare (lord_nightmare@users.sourceforge.net),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault (pagefault@zsnes.com),
Kris Bleakley
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code used in 1.39-1.51
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
SPC7110 and RTC C++ emulator code used in 1.52+
(c) Copyright 2009 byuu,
neviksti
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001 - 2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound emulator code used in 1.5-1.51
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
Sound emulator code used in 1.52+
(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
Add byuu copyright for his S-SMP
2016-10-07 17:47:07 +00:00
S-SMP emulator code used in 1.54+
(c) Copyright 2016 byuu
Initial 1.52 import
2010-09-25 15:46:12 +00:00
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x, HQ3x, HQ4x filters
(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
NTSC filter
(c) Copyright 2006 - 2007 Shay Green
GTK+ GUI code
Update some copyrights, bump version number.
2016-10-02 01:03:03 +00:00
(c) Copyright 2004 - 2016 BearOso
Initial 1.52 import
2010-09-25 15:46:12 +00:00
Win32 GUI code
(c) Copyright 2003 - 2006 blip,
funkyass,
Matthew Kendora,
Nach,
nitsuja
Bump OV2 Windows port copyright.
2016-10-07 17:53:18 +00:00
(c) Copyright 2009 - 2016 OV2
Initial 1.52 import
2010-09-25 15:46:12 +00:00
Mac OS GUI code
(c) Copyright 1998 - 2001 John Stiles
Update copyright in all files
2011-04-11 19:51:20 +00:00
(c) Copyright 2001 - 2011 zones
Initial 1.52 import
2010-09-25 15:46:12 +00:00
Add copyrights.
2016-10-15 16:31:26 +00:00
Libretro port
(c) Copyright 2011 - 2016 Hans-Kristian Arntzen,
Daniel De Matteis
(Under no circumstances will commercial rights be given)
Initial 1.52 import
2010-09-25 15:46:12 +00:00
Specific ports contains the works of other authors. See headers in
individual files.
Snes9x homepage: http://www.snes9x.com/
Permission to use, copy, modify and/or distribute Snes9x in both binary
and source form, for non-commercial purposes, is hereby granted without
fee, providing that this license information and copyright notice appear
with all copies and any derived work.
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
***********************************************************************************/
// Input recording/playback code
// (c) Copyright 2004 blip
#ifndef __WIN32__
#include <unistd.h>
#endif
#include "snes9x.h"
#include "memmap.h"
#include "controls.h"
#include "snapshot.h"
#include "movie.h"
#include "language.h"
#ifdef NETPLAY_SUPPORT
#include "netplay.h"
#endif
#ifdef __WIN32__
#include <io.h>
#ifndef W_OK
#define W_OK 2
#endif
#define ftruncate chsize
#endif
#define SMV_MAGIC 0x1a564d53 // SMV0x1a
#define SMV_VERSION 5
#define SMV_HEADER_SIZE 64
#define SMV_EXTRAROMINFO_SIZE 30
#define BUFFER_GROWTH_SIZE 4096
enum MovieState
{
MOVIE_STATE_NONE = 0,
MOVIE_STATE_PLAY,
MOVIE_STATE_RECORD
};
struct SMovie
{
enum MovieState State;
FILE *File;
char Filename[PATH_MAX + 1];
char ROMName[23];
uint32 ROMCRC32;
uint32 MovieId;
uint32 Version;
uint32 SaveStateOffset;
uint32 ControllerDataOffset;
uint8 ControllersMask;
uint8 Opts;
uint8 SyncFlags;
uint32 MaxFrame;
uint32 MaxSample;
uint32 CurrentFrame;
uint32 CurrentSample;
uint32 BytesPerSample;
uint32 RerecordCount;
bool8 ReadOnly;
uint8 PortType[2];
int8 PortIDs[2][4];
uint8 *InputBuffer;
uint8 *InputBufferPtr;
uint32 InputBufferSize;
};
static struct SMovie Movie;
static uint8 prevPortType[2];
static int8 prevPortIDs[2][4];
static bool8 prevMouseMaster, prevSuperScopeMaster, prevJustifierMaster, prevMultiPlayer5Master;
static uint8 Read8 (uint8 *&);
static uint16 Read16 (uint8 *&);
static uint32 Read32 (uint8 *&);
static void Write8 (uint8, uint8 *&);
static void Write16 (uint16, uint8 *&);
static void Write32 (uint32, uint8 *&);
static void store_previous_settings (void);
static void restore_previous_settings (void);
static void store_movie_settings (void);
static void restore_movie_settings (void);
static int bytes_per_sample (void);
static void reserve_buffer_space (uint32);
static void reset_controllers (void);
static void read_frame_controller_data (bool);
static void write_frame_controller_data (void);
static void flush_movie (void);
static void truncate_movie (void);
static int read_movie_header (FILE *, SMovie *);
static int read_movie_extrarominfo (FILE *, SMovie *);
static void write_movie_header (FILE *, SMovie *);
static void write_movie_extrarominfo (FILE *, SMovie *);
static void change_state (MovieState);
// HACK: reduce movie size by not storing changes that can only affect polled input in the movie for these types,
// because currently no port sets these types to polling
#define SKIPPED_POLLING_PORT_TYPE(x) (((x) == CTL_NONE) || ((x) == CTL_JOYPAD) || ((x) == CTL_MP5))
#ifndef max
#define max(a, b) (((a) > (b)) ? (a) : (b))
#endif
static uint8 Read8 (uint8 *&ptr)
{
uint8 v = *ptr++;
return (v);
}
static uint16 Read16 (uint8 *&ptr)
{
uint16 v = READ_WORD(ptr);
ptr += 2;
return (v);
}
static uint32 Read32 (uint8 *&ptr)
{
uint32 v = READ_DWORD(ptr);
ptr += 4;
return (v);
}
static void Write8 (uint8 v, uint8 *&ptr)
{
*ptr++ = v;
}
static void Write16 (uint16 v, uint8 *&ptr)
{
WRITE_WORD(ptr, v);
ptr += 2;
}
static void Write32 (uint32 v, uint8 *&ptr)
{
WRITE_DWORD(ptr, v);
ptr += 4;
}
static void store_previous_settings (void)
{
for (int i = 0; i < 2; i++)
{
enum controllers pt;
S9xGetController(i, &pt, &prevPortIDs[i][0], &prevPortIDs[i][1], &prevPortIDs[i][2], &prevPortIDs[i][3]);
prevPortType[i] = (uint8) pt;
}
prevMouseMaster = Settings.MouseMaster;
prevSuperScopeMaster = Settings.SuperScopeMaster;
prevJustifierMaster = Settings.JustifierMaster;
prevMultiPlayer5Master = Settings.MultiPlayer5Master;
}
static void restore_previous_settings (void)
{
Settings.MouseMaster = prevMouseMaster;
Settings.SuperScopeMaster = prevSuperScopeMaster;
Settings.JustifierMaster = prevJustifierMaster;
Settings.MultiPlayer5Master = prevMultiPlayer5Master;
S9xSetController(0, (enum controllers) prevPortType[0], prevPortIDs[0][0], prevPortIDs[0][1], prevPortIDs[0][2], prevPortIDs[0][3]);
S9xSetController(1, (enum controllers) prevPortType[1], prevPortIDs[1][0], prevPortIDs[1][1], prevPortIDs[1][2], prevPortIDs[1][3]);
}
static void store_movie_settings (void)
{
for (int i = 0; i < 2; i++)
{
enum controllers pt;
S9xGetController(i, &pt, &Movie.PortIDs[i][0], &Movie.PortIDs[i][1], &Movie.PortIDs[i][2], &Movie.PortIDs[i][3]);
Movie.PortType[i] = (uint8) pt;
}
}
static void restore_movie_settings (void)
{
Settings.MouseMaster = (Movie.PortType[0] == CTL_MOUSE || Movie.PortType[1] == CTL_MOUSE);
Settings.SuperScopeMaster = (Movie.PortType[0] == CTL_SUPERSCOPE || Movie.PortType[1] == CTL_SUPERSCOPE);
Settings.JustifierMaster = (Movie.PortType[0] == CTL_JUSTIFIER || Movie.PortType[1] == CTL_JUSTIFIER);
Settings.MultiPlayer5Master = (Movie.PortType[0] == CTL_MP5 || Movie.PortType[1] == CTL_MP5);
S9xSetController(0, (enum controllers) Movie.PortType[0], Movie.PortIDs[0][0], Movie.PortIDs[0][1], Movie.PortIDs[0][2], Movie.PortIDs[0][3]);
S9xSetController(1, (enum controllers) Movie.PortType[1], Movie.PortIDs[1][0], Movie.PortIDs[1][1], Movie.PortIDs[1][2], Movie.PortIDs[1][3]);
}
static int bytes_per_sample (void)
{
int num_controllers = 0;
for (int i = 0; i < 8; i++)
{
if (Movie.ControllersMask & (1 << i))
num_controllers++;
}
int bytes = CONTROLLER_DATA_SIZE * num_controllers;
for (int p = 0; p < 2; p++)
{
if (Movie.PortType[p] == CTL_MOUSE)
bytes += MOUSE_DATA_SIZE;
else
if (Movie.PortType[p] == CTL_SUPERSCOPE)
bytes += SCOPE_DATA_SIZE;
else
if (Movie.PortType[p] == CTL_JUSTIFIER)
bytes += JUSTIFIER_DATA_SIZE;
}
return (bytes);
}
static void reserve_buffer_space (uint32 space_needed)
{
if (space_needed > Movie.InputBufferSize)
{
uint32 ptr_offset = Movie.InputBufferPtr - Movie.InputBuffer;
uint32 alloc_chunks = space_needed / BUFFER_GROWTH_SIZE;
Movie.InputBufferSize = BUFFER_GROWTH_SIZE * (alloc_chunks + 1);
Movie.InputBuffer = (uint8 *) realloc(Movie.InputBuffer, Movie.InputBufferSize);
Movie.InputBufferPtr = Movie.InputBuffer + ptr_offset;
}
}
static void reset_controllers (void)
{
for (int i = 0; i < 8; i++)
MovieSetJoypad(i, 0);
uint8 clearedMouse[MOUSE_DATA_SIZE];
Change ZeroMemory to memset
2012-01-23 17:12:47 +00:00
memset(clearedMouse, 0, MOUSE_DATA_SIZE);
Initial 1.52 import
2010-09-25 15:46:12 +00:00
clearedMouse[4] = 1;
uint8 clearedScope[SCOPE_DATA_SIZE];
Change ZeroMemory to memset
2012-01-23 17:12:47 +00:00
memset(clearedScope, 0, SCOPE_DATA_SIZE);
Initial 1.52 import
2010-09-25 15:46:12 +00:00
uint8 clearedJustifier[JUSTIFIER_DATA_SIZE];
Change ZeroMemory to memset
2012-01-23 17:12:47 +00:00
memset(clearedJustifier, 0, JUSTIFIER_DATA_SIZE);
Initial 1.52 import
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for (int p = 0; p < 2; p++)
{
MovieSetMouse(p, clearedMouse, true);
MovieSetScope(p, clearedScope);
MovieSetJustifier(p, clearedJustifier);
}
}
static void read_frame_controller_data (bool addFrame)
{
// reset code check
if (Movie.InputBufferPtr[0] == 0xff)
{
bool reset = true;
for (int i = 1; i < (int) Movie.BytesPerSample; i++)
{
if (Movie.InputBufferPtr[i] != 0xff)
{
reset = false;
break;
}
}
if (reset)
{
Movie.InputBufferPtr += Movie.BytesPerSample;
S9xSoftReset();
return;
}
}
for (int i = 0; i < 8; i++)
{
if (Movie.ControllersMask & (1 << i))
MovieSetJoypad(i, Read16(Movie.InputBufferPtr));
else
MovieSetJoypad(i, 0); // pretend the controller is disconnected
}
for (int p = 0; p < 2; p++)
{
if (Movie.PortType[p] == CTL_MOUSE)
{
uint8 buf[MOUSE_DATA_SIZE];
memcpy(buf, Movie.InputBufferPtr, MOUSE_DATA_SIZE);
Movie.InputBufferPtr += MOUSE_DATA_SIZE;
MovieSetMouse(p, buf, !addFrame);
}
else
if (Movie.PortType[p] == CTL_SUPERSCOPE)
{
uint8 buf[SCOPE_DATA_SIZE];
memcpy(buf, Movie.InputBufferPtr, SCOPE_DATA_SIZE);
Movie.InputBufferPtr += SCOPE_DATA_SIZE;
MovieSetScope(p, buf);
}
else
if (Movie.PortType[p] == CTL_JUSTIFIER)
{
uint8 buf[JUSTIFIER_DATA_SIZE];
memcpy(buf, Movie.InputBufferPtr, JUSTIFIER_DATA_SIZE);
Movie.InputBufferPtr += JUSTIFIER_DATA_SIZE;
MovieSetJustifier(p, buf);
}
}
}
static void write_frame_controller_data (void)
{
reserve_buffer_space((uint32) (Movie.InputBufferPtr + Movie.BytesPerSample - Movie.InputBuffer));
for (int i = 0; i < 8; i++)
{
if (Movie.ControllersMask & (1 << i))
Write16(MovieGetJoypad(i), Movie.InputBufferPtr);
else
MovieSetJoypad(i, 0); // pretend the controller is disconnected
}
for (int p = 0; p < 2; p++)
{
if (Movie.PortType[p] == CTL_MOUSE)
{
uint8 buf[MOUSE_DATA_SIZE];
MovieGetMouse(p, buf);
memcpy(Movie.InputBufferPtr, buf, MOUSE_DATA_SIZE);
Movie.InputBufferPtr += MOUSE_DATA_SIZE;
}
else
if (Movie.PortType[p] == CTL_SUPERSCOPE)
{
uint8 buf[SCOPE_DATA_SIZE];
MovieGetScope(p, buf);
memcpy(Movie.InputBufferPtr, buf, SCOPE_DATA_SIZE);
Movie.InputBufferPtr += SCOPE_DATA_SIZE;
}
else
if (Movie.PortType[p] == CTL_JUSTIFIER)
{
uint8 buf[JUSTIFIER_DATA_SIZE];
MovieGetJustifier(p, buf);
memcpy(Movie.InputBufferPtr, buf, JUSTIFIER_DATA_SIZE);
Movie.InputBufferPtr += JUSTIFIER_DATA_SIZE;
}
}
}
static void flush_movie (void)
{
if (!Movie.File)
return;
fseek(Movie.File, 0, SEEK_SET);
write_movie_header(Movie.File, &Movie);
fseek(Movie.File, Movie.ControllerDataOffset, SEEK_SET);
size_t ignore;
ignore = fwrite(Movie.InputBuffer, 1, Movie.BytesPerSample * (Movie.MaxSample + 1), Movie.File);
}
static void truncate_movie (void)
{
if (!Movie.File || !Settings.MovieTruncate)
return;
if (Movie.SaveStateOffset > Movie.ControllerDataOffset)
return;
int ignore;
ignore = ftruncate(fileno(Movie.File), Movie.ControllerDataOffset + Movie.BytesPerSample * (Movie.MaxSample + 1));
}
static int read_movie_header (FILE *fd, SMovie *movie)
{
uint32 value;
uint8 buf[SMV_HEADER_SIZE], *ptr = buf;
if (fread(buf, 1, SMV_HEADER_SIZE, fd) != SMV_HEADER_SIZE)
return (WRONG_FORMAT);
value = Read32(ptr);
if (value != SMV_MAGIC)
return (WRONG_FORMAT);
value = Read32(ptr);
if(value > SMV_VERSION || value < 4)
return (WRONG_VERSION);
movie->Version = value;
movie->MovieId = Read32(ptr);
movie->RerecordCount = Read32(ptr);
movie->MaxFrame = Read32(ptr);
movie->ControllersMask = Read8(ptr);
movie->Opts = Read8(ptr);
ptr++;
movie->SyncFlags = Read8(ptr);
movie->SaveStateOffset = Read32(ptr);
movie->ControllerDataOffset = Read32(ptr);
movie->MaxSample = Read32(ptr);
movie->PortType[0] = Read8(ptr);
movie->PortType[1] = Read8(ptr);
for (int p = 0; p < 2; p++)
{
for (int i = 0; i < 4; i++)
movie->PortIDs[p][i] = Read8(ptr);
}
if (movie->MaxSample < movie->MaxFrame)
movie->MaxSample = movie->MaxFrame;
return (SUCCESS);
}
static int read_movie_extrarominfo (FILE *fd, SMovie *movie)
{
uint8 buf[SMV_EXTRAROMINFO_SIZE], *ptr = buf;
fseek(fd, movie->SaveStateOffset - SMV_EXTRAROMINFO_SIZE, SEEK_SET);
if (fread(buf, 1, SMV_EXTRAROMINFO_SIZE, fd) != SMV_EXTRAROMINFO_SIZE)
return (WRONG_FORMAT);
ptr += 3; // zero bytes
movie->ROMCRC32 = Read32(ptr);
strncpy(movie->ROMName, (char *) ptr, 23);
return (SUCCESS);
}
static void write_movie_header (FILE *fd, SMovie *movie)
{
uint8 buf[SMV_HEADER_SIZE], *ptr = buf;
Change ZeroMemory to memset
2012-01-23 17:12:47 +00:00
memset(buf, 0, sizeof(buf));
Initial 1.52 import
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Write32(SMV_MAGIC, ptr);
Write32(SMV_VERSION, ptr);
Write32(movie->MovieId, ptr);
Write32(movie->RerecordCount, ptr);
Write32(movie->MaxFrame, ptr);
Write8(movie->ControllersMask, ptr);
Write8(movie->Opts, ptr);
ptr++;
Write8(movie->SyncFlags, ptr);
Write32(movie->SaveStateOffset, ptr);
Write32(movie->ControllerDataOffset, ptr);
Write32(movie->MaxSample, ptr);
Write8(movie->PortType[0], ptr);
Write8(movie->PortType[1], ptr);
for (int p = 0; p < 2; p++)
{
for (int i = 0; i < 4; i++)
Write8(movie->PortIDs[p][i], ptr);
}
size_t ignore;
ignore = fwrite(buf, 1, SMV_HEADER_SIZE, fd);
}
static void write_movie_extrarominfo (FILE *fd, SMovie *movie)
{
uint8 buf[SMV_EXTRAROMINFO_SIZE], *ptr = buf;
Write8(0, ptr);
Write8(0, ptr);
Write8(0, ptr);
Write32(movie->ROMCRC32, ptr);
strncpy((char *) ptr, movie->ROMName, 23);
size_t ignore;
ignore = fwrite(buf, 1, SMV_EXTRAROMINFO_SIZE, fd);
}
static void change_state (MovieState new_state)
{
if (new_state == Movie.State)
return;
if (Movie.State == MOVIE_STATE_RECORD)
flush_movie();
if (new_state == MOVIE_STATE_NONE)
{
truncate_movie();
fclose(Movie.File);
Movie.File = NULL;
if (S9xMoviePlaying() || S9xMovieRecording())
restore_previous_settings();
}
Movie.State = new_state;
}
void S9xMovieFreeze (uint8 **buf, uint32 *size)
{
if (!S9xMovieActive())
return;
uint32 size_needed;
uint8 *ptr;
size_needed = sizeof(Movie.MovieId) + sizeof(Movie.CurrentFrame) + sizeof(Movie.MaxFrame) + sizeof(Movie.CurrentSample) + sizeof(Movie.MaxSample);
size_needed += (uint32) (Movie.BytesPerSample * (Movie.MaxSample + 1));
*size = size_needed;
*buf = new uint8[size_needed];
ptr = *buf;
if (!ptr)
return;
Write32(Movie.MovieId, ptr);
Write32(Movie.CurrentFrame, ptr);
Write32(Movie.MaxFrame, ptr);
Write32(Movie.CurrentSample, ptr);
Write32(Movie.MaxSample, ptr);
memcpy(ptr, Movie.InputBuffer, Movie.BytesPerSample * (Movie.MaxSample + 1));
}
int S9xMovieUnfreeze (uint8 *buf, uint32 size)
{
if (!S9xMovieActive())
return (FILE_NOT_FOUND);
if (size < sizeof(Movie.MovieId) + sizeof(Movie.CurrentFrame) + sizeof(Movie.MaxFrame) + sizeof(Movie.CurrentSample) + sizeof(Movie.MaxSample))
return (WRONG_FORMAT);
uint8 *ptr = buf;
uint32 movie_id = Read32(ptr);
uint32 current_frame = Read32(ptr);
uint32 max_frame = Read32(ptr);
uint32 current_sample = Read32(ptr);
uint32 max_sample = Read32(ptr);
uint32 space_needed = (Movie.BytesPerSample * (max_sample + 1));
if (current_frame > max_frame || current_sample > max_sample || space_needed > size)
return (WRONG_MOVIE_SNAPSHOT);
if (Settings.WrongMovieStateProtection)
if (movie_id != Movie.MovieId)
if (max_frame < Movie.MaxFrame || max_sample < Movie.MaxSample || memcmp(Movie.InputBuffer, ptr, space_needed))
return (WRONG_MOVIE_SNAPSHOT);
if (!Movie.ReadOnly)
{
change_state(MOVIE_STATE_RECORD);
Movie.CurrentFrame = current_frame;
Movie.MaxFrame = max_frame;
Movie.CurrentSample = current_sample;
Movie.MaxSample = max_sample;
Movie.RerecordCount++;
store_movie_settings();
reserve_buffer_space(space_needed);
memcpy(Movie.InputBuffer, ptr, space_needed);
flush_movie();
fseek(Movie.File, Movie.ControllerDataOffset + (Movie.BytesPerSample * (Movie.CurrentSample + 1)), SEEK_SET);
}
else
{
(gocha) "Fix wrong logic of snapshot inconsistent with movie"
2011-01-07 12:58:27 +00:00
uint32 space_processed = (Movie.BytesPerSample * (current_sample + 1));
if (current_frame > Movie.MaxFrame || current_sample > Movie.MaxSample || memcmp(Movie.InputBuffer, ptr, space_processed))
Initial 1.52 import
2010-09-25 15:46:12 +00:00
return (SNAPSHOT_INCONSISTENT);
change_state(MOVIE_STATE_PLAY);
Movie.CurrentFrame = current_frame;
Movie.CurrentSample = current_sample;
}
Movie.InputBufferPtr = Movie.InputBuffer + (Movie.BytesPerSample * Movie.CurrentSample);
read_frame_controller_data(true);
return (SUCCESS);
}
int S9xMovieOpen (const char *filename, bool8 read_only)
{
FILE *fd;
STREAM stream;
int result;
int fn;
if (!(fd = fopen(filename, "rb+")))
{
if (!(fd = fopen(filename, "rb")))
return (FILE_NOT_FOUND);
else
read_only = TRUE;
}
change_state(MOVIE_STATE_NONE);
result = read_movie_header(fd, &Movie);
if (result != SUCCESS)
{
fclose(fd);
return (result);
}
read_movie_extrarominfo(fd, &Movie);
Remove POSIX dup and access calls, and rename qword to fix compilation with Cell SDK.
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fflush(fd);
fn = fileno(fd);
Initial 1.52 import
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store_previous_settings();
restore_movie_settings();
lseek(fn, Movie.SaveStateOffset, SEEK_SET);
Change movie file handle closing to fix win32 crash
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// reopen stream to access as gzipped data
stream = REOPEN_STREAM(fn, "rb");
Initial 1.52 import
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if (!stream)
return (FILE_NOT_FOUND);
if (Movie.Opts & MOVIE_OPT_FROM_RESET)
{
S9xReset();
reset_controllers();
result = (READ_STREAM(Memory.SRAM, 0x20000, stream) == 0x20000) ? SUCCESS : WRONG_FORMAT;
}
else
result = S9xUnfreezeFromStream(stream);
Change movie file handle closing to fix win32 crash
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// do not close stream but close FILE *
// (msvcrt will try to close all open FILE *handles on exit - if we do CLOSE_STREAM here
// the underlying file will be closed by zlib, causing problems when msvcrt tries to do it)
delete stream;
fclose(fd);
Initial 1.52 import
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if (result != SUCCESS)
return (result);
if (!(fd = fopen(filename, "rb+")))
{
if (!(fd = fopen(filename, "rb")))
return (FILE_NOT_FOUND);
else
read_only = TRUE;
}
if (fseek(fd, Movie.ControllerDataOffset, SEEK_SET))
Fix some possible problems from cppcheck. Everything else looks fine.
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{
fclose(fd);
Initial 1.52 import
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return (WRONG_FORMAT);
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}
Initial 1.52 import
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Movie.File = fd;
Movie.BytesPerSample = bytes_per_sample();
Movie.InputBufferPtr = Movie.InputBuffer;
reserve_buffer_space(Movie.BytesPerSample * (Movie.MaxSample + 1));
size_t ignore;
ignore = fread(Movie.InputBufferPtr, 1, Movie.BytesPerSample * (Movie.MaxSample + 1), fd);
// read "baseline" controller data
if (Movie.MaxSample && Movie.MaxFrame)
read_frame_controller_data(true);
Movie.CurrentFrame = 0;
Movie.CurrentSample = 0;
Movie.ReadOnly = read_only;
strncpy(Movie.Filename, filename, PATH_MAX + 1);
Movie.Filename[PATH_MAX] = 0;
change_state(MOVIE_STATE_PLAY);
S9xUpdateFrameCounter(-1);
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, MOVIE_INFO_REPLAY);
return (SUCCESS);
}
int S9xMovieCreate (const char *filename, uint8 controllers_mask, uint8 opts, const wchar_t *metadata, int metadata_length)
{
FILE *fd;
STREAM stream;
if (controllers_mask == 0)
return (WRONG_FORMAT);
if (!(fd = fopen(filename, "wb")))
return (FILE_NOT_FOUND);
if (metadata_length > MOVIE_MAX_METADATA)
metadata_length = MOVIE_MAX_METADATA;
change_state(MOVIE_STATE_NONE);
store_previous_settings();
store_movie_settings();
Movie.MovieId = (uint32) time(NULL);
Movie.RerecordCount = 0;
Movie.MaxFrame = 0;
Movie.MaxSample = 0;
Movie.SaveStateOffset = SMV_HEADER_SIZE + (sizeof(uint16) * metadata_length) + SMV_EXTRAROMINFO_SIZE;
Movie.ControllerDataOffset = 0;
Movie.ControllersMask = controllers_mask;
Movie.Opts = opts;
Movie.SyncFlags = MOVIE_SYNC_DATA_EXISTS | MOVIE_SYNC_HASROMINFO;
write_movie_header(fd, &Movie);
// convert wchar_t metadata string/array to a uint16 array
// XXX: UTF-8 is much better...
if (metadata_length > 0)
{
uint8 meta_buf[sizeof(uint16) * MOVIE_MAX_METADATA];
for (int i = 0; i < metadata_length; i++)
{
uint16 c = (uint16) metadata[i];
meta_buf[i * 2] = (uint8) (c & 0xff);
meta_buf[i * 2 + 1] = (uint8) ((c >> 8) & 0xff);
}
size_t ignore;
ignore = fwrite(meta_buf, sizeof(uint16), metadata_length, fd);
}
Movie.ROMCRC32 = Memory.ROMCRC32;
strncpy(Movie.ROMName, Memory.RawROMName, 23);
write_movie_extrarominfo(fd, &Movie);
fclose(fd);
Remove POSIX dup and access calls, and rename qword to fix compilation with Cell SDK.
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stream = OPEN_STREAM(filename, "ab");
Initial 1.52 import
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if (!stream)
return (FILE_NOT_FOUND);
if (opts & MOVIE_OPT_FROM_RESET)
{
S9xReset();
reset_controllers();
WRITE_STREAM(Memory.SRAM, 0x20000, stream);
}
else
S9xFreezeToStream(stream);
CLOSE_STREAM(stream);
if (!(fd = fopen(filename, "rb+")))
return (FILE_NOT_FOUND);
fseek(fd, 0, SEEK_END);
Movie.ControllerDataOffset = (uint32) ftell(fd);
// 16-byte align the controller input, for hex-editing friendliness if nothing else
while (Movie.ControllerDataOffset % 16)
{
fputc(0xcc, fd); // arbitrary
Movie.ControllerDataOffset++;
}
// write "baseline" controller data
Movie.File = fd;
Movie.BytesPerSample = bytes_per_sample();
Movie.InputBufferPtr = Movie.InputBuffer;
write_frame_controller_data();
Movie.CurrentFrame = 0;
Movie.CurrentSample = 0;
Movie.ReadOnly = false;
strncpy(Movie.Filename, filename, PATH_MAX + 1);
Movie.Filename[PATH_MAX] = 0;
change_state(MOVIE_STATE_RECORD);
S9xUpdateFrameCounter(-1);
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, MOVIE_INFO_RECORD);
return (SUCCESS);
}
int S9xMovieGetInfo (const char *filename, struct MovieInfo *info)
{
FILE *fd;
SMovie local_movie;
int metadata_length;
int result, i;
flush_movie();
Change ZeroMemory to memset
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memset(info, 0, sizeof(*info));
Initial 1.52 import
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if (!(fd = fopen(filename, "rb")))
return (FILE_NOT_FOUND);
result = read_movie_header(fd, &local_movie);
if (result != SUCCESS)
Fix some possible problems from cppcheck. Everything else looks fine.
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{
fclose(fd);
Initial 1.52 import
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return (result);
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}
Initial 1.52 import
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info->TimeCreated = (time_t) local_movie.MovieId;
info->Version = local_movie.Version;
info->Opts = local_movie.Opts;
info->SyncFlags = local_movie.SyncFlags;
info->ControllersMask = local_movie.ControllersMask;
info->RerecordCount = local_movie.RerecordCount;
info->LengthFrames = local_movie.MaxFrame;
info->LengthSamples = local_movie.MaxSample;
info->PortType[0] = local_movie.PortType[0];
info->PortType[1] = local_movie.PortType[1];
if (local_movie.SaveStateOffset > SMV_HEADER_SIZE)
{
uint8 meta_buf[sizeof(uint16) * MOVIE_MAX_METADATA];
int curRomInfoSize = (local_movie.SyncFlags & MOVIE_SYNC_HASROMINFO) ? SMV_EXTRAROMINFO_SIZE : 0;
metadata_length = ((int) local_movie.SaveStateOffset - SMV_HEADER_SIZE - curRomInfoSize) / sizeof(uint16);
metadata_length = (metadata_length >= MOVIE_MAX_METADATA) ? MOVIE_MAX_METADATA - 1 : metadata_length;
metadata_length = (int) fread(meta_buf, sizeof(uint16), metadata_length, fd);
for (i = 0; i < metadata_length; i++)
{
uint16 c = meta_buf[i * 2] | (meta_buf[i * 2 + 1] << 8);
info->Metadata[i] = (wchar_t) c;
}
info->Metadata[i] = '\0';
}
else
info->Metadata[0] = '\0';
read_movie_extrarominfo(fd, &local_movie);
info->ROMCRC32 = local_movie.ROMCRC32;
strncpy(info->ROMName, local_movie.ROMName, 23);
fclose(fd);
Remove POSIX dup and access calls, and rename qword to fix compilation with Cell SDK.
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if ((fd = fopen(filename, "r+")) == NULL)
Initial 1.52 import
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info->ReadOnly = true;
Remove POSIX dup and access calls, and rename qword to fix compilation with Cell SDK.
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else
fclose(fd);
Initial 1.52 import
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return (SUCCESS);
}
void S9xMovieUpdate (bool addFrame)
{
switch (Movie.State)
{
case MOVIE_STATE_PLAY:
{
if (Movie.CurrentFrame >= Movie.MaxFrame || Movie.CurrentSample >= Movie.MaxSample)
{
change_state(MOVIE_STATE_NONE);
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, MOVIE_INFO_END);
return;
}
else
{
if (addFrame)
S9xUpdateFrameCounter();
else
if (SKIPPED_POLLING_PORT_TYPE(Movie.PortType[0]) && SKIPPED_POLLING_PORT_TYPE(Movie.PortType[1]))
return;
read_frame_controller_data(addFrame);
Movie.CurrentSample++;
if (addFrame)
Movie.CurrentFrame++;
}
break;
}
case MOVIE_STATE_RECORD:
{
if (addFrame)
S9xUpdateFrameCounter();
else
if (SKIPPED_POLLING_PORT_TYPE(Movie.PortType[0]) && SKIPPED_POLLING_PORT_TYPE(Movie.PortType[1]))
return;
write_frame_controller_data();
Movie.MaxSample = ++Movie.CurrentSample;
if (addFrame)
Movie.MaxFrame = ++Movie.CurrentFrame;
size_t ignore;
ignore = fwrite((Movie.InputBufferPtr - Movie.BytesPerSample), 1, Movie.BytesPerSample, Movie.File);
break;
}
default:
{
if (addFrame)
S9xUpdateFrameCounter();
break;
}
}
}
void S9xMovieUpdateOnReset (void)
{
if (Movie.State == MOVIE_STATE_RECORD)
{
reserve_buffer_space((uint32) (Movie.InputBufferPtr + Movie.BytesPerSample - Movie.InputBuffer));
memset(Movie.InputBufferPtr, 0xFF, Movie.BytesPerSample);
Movie.InputBufferPtr += Movie.BytesPerSample;
Movie.MaxSample = ++Movie.CurrentSample;
Movie.MaxFrame = ++Movie.CurrentFrame;
size_t ignore;
ignore = fwrite((Movie.InputBufferPtr - Movie.BytesPerSample), 1, Movie.BytesPerSample, Movie.File);
}
}
void S9xMovieInit (void)
{
Change ZeroMemory to memset
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memset(&Movie, 0, sizeof(Movie));
Initial 1.52 import
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Movie.State = MOVIE_STATE_NONE;
}
void S9xMovieStop (bool8 suppress_message)
{
if (Movie.State != MOVIE_STATE_NONE)
{
change_state(MOVIE_STATE_NONE);
if (!suppress_message)
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, MOVIE_INFO_STOP);
}
}
void S9xMovieShutdown (void)
{
if (S9xMovieActive())
S9xMovieStop(TRUE);
}
bool8 S9xMovieActive (void)
{
return (Movie.State != MOVIE_STATE_NONE);
}
bool8 S9xMoviePlaying (void)
{
return (Movie.State == MOVIE_STATE_PLAY);
}
bool8 S9xMovieRecording (void)
{
return (Movie.State == MOVIE_STATE_RECORD);
}
uint8 S9xMovieControllers (void)
{
return (Movie.ControllersMask);
}
bool8 S9xMovieReadOnly (void)
{
if (!S9xMovieActive())
return (FALSE);
return (Movie.ReadOnly);
}
uint32 S9xMovieGetId (void)
{
if (!S9xMovieActive())
return (0);
return (Movie.MovieId);
}
uint32 S9xMovieGetLength (void)
{
if (!S9xMovieActive())
return (0);
return (Movie.MaxFrame);
}
uint32 S9xMovieGetFrameCounter (void)
{
if (!S9xMovieActive())
return (0);
return (Movie.CurrentFrame);
}
void S9xMovieToggleRecState (void)
{
Movie.ReadOnly = !Movie.ReadOnly;
if (Movie.ReadOnly)
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, "Movie is now read-only.");
else
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, "Movie is now read+write.");
}
void S9xMovieToggleFrameDisplay (void)
{
Settings.DisplayMovieFrame = !Settings.DisplayMovieFrame;
S9xReRefresh();
}
void S9xUpdateFrameCounter (int offset)
{
extern bool8 pad_read;
offset++;
if (!Settings.DisplayMovieFrame)
*GFX.FrameDisplayString = 0;
else
if (Movie.State == MOVIE_STATE_RECORD)
sprintf(GFX.FrameDisplayString, "Recording frame: %d%s",
max(0, (int) (Movie.CurrentFrame + offset)), pad_read || !Settings.MovieNotifyIgnored ? "" : " (ignored)");
else
if (Movie.State == MOVIE_STATE_PLAY)
sprintf(GFX.FrameDisplayString, "Playing frame: %d / %d",
max(0, (int) (Movie.CurrentFrame + offset)), Movie.MaxFrame);
#ifdef NETPLAY_SUPPORT
else
if (Settings.NetPlay)
sprintf(GFX.FrameDisplayString, "%s frame: %d", Settings.NetPlayServer ? "Server" : "Client",
max(0, (int) (NetPlay.FrameCount + offset)));
#endif
}