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movie.cpp
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#include <assert.h>
#include <limits.h>
#include <fstream>
//#include "utils/guid.h"
#include "utils/xstring.h"
#include "movie.h"
#include "main.h"
#include "pcejin.h"
extern void PCE_Power();
#include "utils/readwrite.h"
using namespace std;
bool freshMovie = false; //True when a movie loads, false when movie is altered. Used to determine if a movie has been altered since opening
bool autoMovieBackup = true;
#define FCEU_PrintError LOG
#define MOVIE_VERSION 1
#define DESMUME_VERSION_NUMERIC 1
//----movie engine main state
extern bool PCE_IsCD;
EMOVIEMODE movieMode = MOVIEMODE_INACTIVE;
//this should not be set unless we are in MOVIEMODE_RECORD!
fstream* osRecordingMovie = 0;
//////////////////////////////////////////////////////////////////////////////
int LagFrameFlag;
int FrameAdvanceVariable=0;
int currFrameCounter;
char MovieStatusM[40];
int LagFrameCounter;
extern "C" {
int AutoAdvanceLag;
}
//////////////////////////////////////////////////////////////////////////////
uint32 cur_input_display = 0;
int pauseframe = -1;
bool movie_readonly = true;
char curMovieFilename[512] = {0};
MovieData currMovieData;
int currRerecordCount;
//--------------
#include "mednafen.h"
extern void DisplayMessage(char* str);
void MovieData::clearRecordRange(int start, int len)
{
for(int i=0;i<len;i++)
records[i+start].clear();
}
void MovieData::insertEmpty(int at, int frames)
{
if(at == -1)
{
int currcount = records.size();
records.resize(records.size()+frames);
clearRecordRange(currcount,frames);
}
else
{
records.insert(records.begin()+at,frames,MovieRecord());
clearRecordRange(at,frames);
}
}
void ResetFrameCount() {
//for loading roms
currFrameCounter = 0;
}
void MovieRecord::clear()
{
for (int i = 0; i < 5; i++)
pad[i] = 0;
commands = 0;
touch.padding = 0;
}
/*
Table 4.1 - Button Data
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
rdd rdl sel str ldu ldd ldl ldr rdr rdu lbb rbb b a 1 bat
rdx – Right DPad, where x is Up, Down, Left, Right
ldx – Left DPad, where x is Up, Down, Left, Right
sel – Select
str – Start
lbb, rbb – Left/Right Button on back of controller
bat – Battery low, may flicker so test multiple times.
*/
//const char MovieRecord::mnemonics[13] = {'R','L','D','U','T','S','B','A','Y','X','W','E','G'};
//const char MovieRecord::mnemonics[8] = {'U','D','L','R','1','2','N','S'};
//const char MovieRecord::mnemonics[14] = {'U', 'D', 'L', 'R', 'N', 'S', 'E', 'W', 'A', 'B', 'C', 'T', 'F', 'G'};
const char MovieRecord::mnemonics[14] = {'S', 'W', 'C', 'T', '^', 'v', '<', '>', 'E', 'N', 'L', 'R', 'B', 'A'};
void MovieRecord::dumpPad(std::ostream* os, uint16 pad)
{
//these are mnemonics for each joystick bit.
//since we usually use the regular joypad, these will be more helpful.
//but any character other than ' ' or '.' should count as a set bit
//maybe other input types will need to be encoded another way..
for(int bit=0;bit<14;bit++)
{
int bitmask = (1<<(13-bit));
char mnemonic = mnemonics[bit];
//if the bit is set write the mnemonic
if(pad & bitmask)
os->put(mnemonic);
else //otherwise write an unset bit
os->put('.');
}
}
#undef read
#undef open
#undef close
#define read read
#define open open
#define close close
void MovieRecord::parsePad(std::istream* is, uint16& pad)
{
char buf[14];
is->read(buf,14);
pad = 0;
for(int i=0;i<14;i++)
{
pad <<= 1;
pad |= ((buf[i]=='.'||buf[i]==' ')?0:1);
}
}
void MovieRecord::parse(MovieData* md, std::istream* is)
{
//by the time we get in here, the initial pipe has already been extracted
//extract the commands
commands = u32DecFromIstream(is);
is->get(); //eat the pipe
for (int i = 0; i < md->ports; i++) {
parsePad(is, pad[i]);
is->get();
}
// touch.x = u32DecFromIstream(is);
// touch.y = u32DecFromIstream(is);
// touch.touch = u32DecFromIstream(is);
is->get(); //eat the pipe
//should be left at a newline
}
void MovieRecord::dump(MovieData* md, std::ostream* os, int index)
{
//dump the misc commands
//*os << '|' << setw(1) << (int)commands;
os->put('|');
putdec<uint8,1,true>(os,commands);
os->put('|');
// dumpPad(os, pad);
for (int i = 0; i < md->ports; i++)
{
dumpPad(os,pad[i]);
os->put('|');
}
// putdec<u8,3,true>(os,touch.x); os->put(' ');
// putdec<u8,3,true>(os,touch.y); os->put(' ');
// putdec<u8,1,true>(os,touch.touch);
// os->put('|');
//each frame is on a new line
os->put('\n');
}
MovieData::MovieData()
: version(MOVIE_VERSION)
, emuVersion(DESMUME_VERSION_NUMERIC)
, rerecordCount(1)
, binaryFlag(false)
//, greenZoneCount(0)
{
// memset(&romChecksum,0,sizeof(MD5DATA));
}
void MovieData::truncateAt(int frame)
{
records.resize(frame);
}
void MovieData::installValue(std::string& key, std::string& val)
{
//todo - use another config system, or drive this from a little data structure. because this is gross
if(key == "PCECD")
installInt(val,pcecd);
else if(key == "version")
installInt(val,version);
else if(key == "emuVersion")
installInt(val,emuVersion);
else if(key == "rerecordCount")
installInt(val,rerecordCount);
else if(key == "romFilename")
romFilename = val;
else if(key == "ports")
installInt(val, ports);
// else if(key == "romChecksum")
// StringToBytes(val,&romChecksum,MD5DATA::size);
// else if(key == "guid")
// guid = Desmume_Guid::fromString(val);
else if(key == "comment")
comments.push_back(val);
else if(key == "binary")
installBool(val,binaryFlag);
else if(key == "savestate")
{
int len = Base64StringToBytesLength(val);
if(len == -1) len = HexStringToBytesLength(val); // wasn't base64, try hex
if(len >= 1)
{
savestate.resize(len);
StringToBytes(val,&savestate[0],len); // decodes either base64 or hex
}
}
}
char* RemovePath(char * input) {
char* temp=(char*)malloc(1024);
strcpy(temp, input);
if (strrchr(temp, '/'))
temp = 1 + strrchr(temp, '/');
if (strrchr(temp, '\\'))
temp = 1 + strrchr(temp, '\\');
return temp;
}
int MovieData::dump(std::ostream *os, bool binary)
{
int start = (int)os->tellp();
*os << "version " << version << endl;
*os << "emulator " << "VBjin" << endl;
*os << "emuVersion " << emuVersion << endl;
*os << "rerecordCount " << rerecordCount << endl;
*os << "ports " << ports << endl;
/* *os << "cdGameName " << cdip->gamename << endl;
*os << "cdInfo " << cdip->cdinfo << endl;
*os << "cdItemNum " << cdip->itemnum << endl;
*os << "cdVersion " << cdip->version << endl;
*os << "cdDate " << cdip->date << endl;
*os << "cdRegion " << cdip->region << endl;
*os << "emulatedBios " << yabsys.emulatebios << endl;
*os << "isPal " << yabsys.IsPal << endl;
#ifdef WIN32
*os << "sh2CoreType " << int(sh2coretype) << endl;
*os << "sndCoreType " << int(sndcoretype) << endl;
*os << "vidCoreType " << int(vidcoretype) << endl;
*os << "cartType " << carttype << endl;
*os << "cdRomPath " << RemovePath(cdrompath) << endl;
*os << "biosFilename " << RemovePath(biosfilename) << endl;
*os << "cartFilename " << RemovePath(cartfilename) << endl;
#endif
*/
// fwrite("YMV", sizeof("YMV"), 1, fp);
// fwrite(VERSION, sizeof(VERSION), 1, fp);
////
// *os << "romChecksum " << BytesToString(romChecksum.data,MD5DATA::size) << endl;
// *os << "guid " << guid.toString() << endl;
for(u32 i=0;i<comments.size();i++)
*os << "comment " << comments[i] << endl;
if(binary)
*os << "binary 1" << endl;
if(savestate.size() != 0)
*os << "savestate " << BytesToString(&savestate[0],savestate.size()) << endl;
if(binary)
{
//put one | to start the binary dump
os->put('|');
for(int i=0;i<(int)records.size();i++)
records[i].dumpBinary(this,os,i);
}
else
for(int i=0;i<(int)records.size();i++)
records[i].dump(this,os,i);
int end = (int)os->tellp();
return end-start;
}
//yuck... another custom text parser.
bool LoadFM2(MovieData& movieData, std::istream* fp, int size, bool stopAfterHeader)
{
//TODO - start with something different. like 'desmume movie version 1"
std::ios::pos_type curr = fp->tellg();
//movie must start with "version 1"
char buf[9];
curr = fp->tellg();
fp->read(buf,9);
fp->seekg(curr);
if(fp->fail()) return false;
if(memcmp(buf,"version 1",9))
return false;
std::string key,value;
enum {
NEWLINE, KEY, SEPARATOR, VALUE, RECORD, COMMENT
} state = NEWLINE;
bool bail = false;
for(;;)
{
bool iswhitespace, isrecchar, isnewline;
int c;
if(size--<=0) goto bail;
c = fp->get();
if(c == -1)
goto bail;
iswhitespace = (c==' '||c=='\t');
isrecchar = (c=='|');
isnewline = (c==10||c==13);
if(isrecchar && movieData.binaryFlag && !stopAfterHeader)
{
LoadFM2_binarychunk(movieData, fp, size);
return true;
}
switch(state)
{
case NEWLINE:
if(isnewline) goto done;
if(iswhitespace) goto done;
if(isrecchar)
goto dorecord;
//must be a key
key = "";
value = "";
goto dokey;
break;
case RECORD:
{
dorecord:
if (stopAfterHeader) return true;
int currcount = movieData.records.size();
movieData.records.resize(currcount+1);
int preparse = (int)fp->tellg();
movieData.records[currcount].parse(&movieData, fp);
int postparse = (int)fp->tellg();
size -= (postparse-preparse);
state = NEWLINE;
break;
}
case KEY:
dokey: //dookie
state = KEY;
if(iswhitespace) goto doseparator;
if(isnewline) goto commit;
key += c;
break;
case SEPARATOR:
doseparator:
state = SEPARATOR;
if(isnewline) goto commit;
if(!iswhitespace) goto dovalue;
break;
case VALUE:
dovalue:
state = VALUE;
if(isnewline) goto commit;
value += c;
break;
// case COMMENT:
default:
break;
}
goto done;
bail:
bail = true;
if(state == VALUE) goto commit;
goto done;
commit:
movieData.installValue(key,value);
state = NEWLINE;
done: ;
if(bail) break;
}
return true;
}
static void closeRecordingMovie()
{
if(osRecordingMovie)
{
delete osRecordingMovie;
osRecordingMovie = 0;
}
}
/// Stop movie playback.
static void StopPlayback()
{
DisplayMessage("Movie playback stopped.");
strcpy(MovieStatusM, "");
movieMode = MOVIEMODE_INACTIVE;
}
/// Stop movie recording
static void StopRecording()
{
DisplayMessage("Movie recording stopped.");
strcpy(MovieStatusM, "");
movieMode = MOVIEMODE_INACTIVE;
closeRecordingMovie();
}
void FCEUI_StopMovie()
{
if(movieMode == MOVIEMODE_PLAY)
StopPlayback();
else if(movieMode == MOVIEMODE_RECORD)
StopRecording();
curMovieFilename[0] = 0;
freshMovie = false;
}
extern void PCE_Power(void);
extern uint8 SaveRAM[2048];
#include "vb.h"
void ClearPCESRAM(void) {
//NEWTODO
MDFN_IEN_VB::clearGPRAM();
// memset(SaveRAM, 0x00, 2048);
// memcpy(SaveRAM, "HUBM\x00\xa0\x10\x80", 8);
}
//begin playing an existing movie
void FCEUI_LoadMovie(const char *fname, bool _read_only, bool tasedit, int _pauseframe)
{
//if(!tasedit && !FCEU_IsValidUI(FCEUI_PLAYMOVIE))
// return;
assert(fname);
//mbg 6/10/08 - we used to call StopMovie here, but that cleared curMovieFilename and gave us crashes...
if(movieMode == MOVIEMODE_PLAY)
StopPlayback();
else if(movieMode == MOVIEMODE_RECORD)
StopRecording();
//--------------
currMovieData = MovieData();
strcpy(curMovieFilename, fname);
//FCEUFILE *fp = FCEU_fopen(fname,0,"rb",0);
//if (!fp) return;
//if(fp->isArchive() && !_read_only) {
// FCEU_PrintError("Cannot open a movie in read+write from an archive.");
// return;
//}
//LoadFM2(currMovieData, fp->stream, INT_MAX, false);
currMovieData.ports = 1;
fstream fs (fname);
LoadFM2(currMovieData, &fs, INT_MAX, false);
fs.close();
//TODO
//fully reload the game to reinitialize everything before playing any movie
//poweron(true);
// extern bool _HACK_DONT_STOPMOVIE;
// _HACK_DONT_STOPMOVIE = true;
// extern void VB_Power(void);
MDFN_IEN_VB::VB_Power();
// _HACK_DONT_STOPMOVIE = false;
////WE NEED TO LOAD A SAVESTATE
//if(currMovieData.savestate.size() != 0)
//{
// bool success = MovieData::loadSavestateFrom(&currMovieData.savestate);
// if(!success) return;
//}
pcejin.lagFrameCounter = 0;
pcejin.isLagFrame = false;
currFrameCounter = 0;
pauseframe = _pauseframe;
movie_readonly = _read_only;
movieMode = MOVIEMODE_PLAY;
currRerecordCount = currMovieData.rerecordCount;
ClearPCESRAM();
// InitMovieTime();
freshMovie = true;
// ClearAutoHold();
if(movie_readonly)
DisplayMessage("Replay started Read-Only.");
// driver->USR_InfoMessage("Replay started Read-Only.");
else
DisplayMessage("Replay started Read+Write.");
// driver->USR_InfoMessage("Replay started Read+Write.");
}
static void openRecordingMovie(const char* fname)
{
//osRecordingMovie = FCEUD_UTF8_fstream(fname, "wb");
osRecordingMovie = new fstream(fname,std::ios_base::out);
/*if(!osRecordingMovie)
FCEU_PrintError("Error opening movie output file: %s",fname);*/
strcpy(curMovieFilename, fname);
}
//begin recording a new movie
//TODO - BUG - the record-from-another-savestate doesnt work.
void FCEUI_SaveMovie(const char *fname, std::string author, int controllers)
{
//if(!FCEU_IsValidUI(FCEUI_RECORDMOVIE))
// return;
assert(fname);
FCEUI_StopMovie();
openRecordingMovie(fname);
currFrameCounter = 0;
//LagCounterReset();
currMovieData = MovieData();
// currMovieData.guid.newGuid();
if(author != "") currMovieData.comments.push_back("author " + author);
//currMovieData.romChecksum = GameInfo->MD5;
// currMovieData.romFilename = cdip->gamename;//GetRomName();
// extern bool _HACK_DONT_STOPMOVIE;
// _HACK_DONT_STOPMOVIE = true;
pcejin.lagFrameCounter = 0;
pcejin.isLagFrame = false;
MDFN_IEN_VB::VB_Power();
// _HACK_DONT_STOPMOVIE = false;
currMovieData.ports = controllers;
//todo ?
//poweron(true);
//else
// MovieData::dumpSavestateTo(&currMovieData.savestate,Z_BEST_COMPRESSION);
//we are going to go ahead and dump the header. from now on we will only be appending frames
currMovieData.dump(osRecordingMovie, false);
movieMode = MOVIEMODE_RECORD;
movie_readonly = false;
currRerecordCount = 0;
// InitMovieTime();
ClearPCESRAM();
// BupFormat(0);
LagFrameCounter=0;
DisplayMessage("Movie recording started.");
// driver->USR_InfoMessage("Movie recording started.");
}
void NDS_setTouchFromMovie(void) {
/* if(movieMode == MOVIEMODE_PLAY)
{
MovieRecord* mr = &currMovieData.records[currFrameCounter];
nds.touchX=mr->touch.x << 4;
nds.touchY=mr->touch.y << 4;
if(mr->touch.touch) {
nds.isTouch=mr->touch.touch;
MMU.ARM7_REG[0x136] &= 0xBF;
}
else {
nds.touchX=0;
nds.touchY=0;
nds.isTouch=0;
MMU.ARM7_REG[0x136] |= 0x40;
}
osd->addFixed(mr->touch.x, mr->touch.y, "%s", "X");
}*/
}
#define MDFNNPCMD_RESET 0x01
#define MDFNNPCMD_POWER 0x02
uint16 pcepad;
void NDS_setPadFromMovie(uint16 pad[])
{
for (int i = 0; i < currMovieData.ports; i++) {
pcepad = 0;
for (int j = 0; j < 14; j++) {
if(pad[i] &(1 << j))
pcepad |= (1 << j);//u
}
/*
if(pad[i] &(1 << 7))
pcepad |= (1 << 4);//u
if(pad[i] &(1 << 6)) pcepad |= (1 << 6);//d
if(pad[i] &(1 << 5)) pcepad |= (1 << 7);//l
if(pad[i] &(1 << 4)) pcepad |= (1 << 5);//r
if(pad[i] &(1 << 3)) pcepad |= (1 << 0);//o
if(pad[i] &(1 << 2)) pcepad |= (1 << 1);//t
if(pad[i] &(1 << 0)) pcepad |= (1 << 2);//s
if(pad[i] &(1 << 1)) pcepad |= (1 << 3);//n
*/
pcejin.pads[i] = pcepad;
}
}
static int _currCommand = 0;
extern void *PortDataCache[16];
//the main interaction point between the emulator and the movie system.
//either dumps the current joystick state or loads one state from the movie
void FCEUMOV_AddInputState()
{
// uint16 pad;
//todo - for tasedit, either dump or load depending on whether input recording is enabled
//or something like that
//(input recording is just like standard read+write movie recording with input taken from gamepad)
//otherwise, it will come from the tasedit data.
if(LagFrameFlag == 1)
LagFrameCounter++;
LagFrameFlag=1;
if(movieMode == MOVIEMODE_PLAY)
{
//stop when we run out of frames
if(currFrameCounter >= (int)currMovieData.records.size())
{
StopPlayback();
}
else
{
strcpy(MovieStatusM, "Playback");
MovieRecord* mr = &currMovieData.records[currFrameCounter];
//reset if necessary
if(mr->command_reset())
MDFN_IEN_VB::VB_Power();
if(mr->command_power())
MDFN_IEN_VB::VB_Power();
// {}
//ResetNES();
NDS_setPadFromMovie(mr->pad);
// NDS_setTouchFromMovie();
}
//if we are on the last frame, then pause the emulator if the player requested it
if(currFrameCounter == (int)currMovieData.records.size()-1)
{
/*if(FCEUD_PauseAfterPlayback())
{
FCEUI_ToggleEmulationPause();
}*/
}
//pause the movie at a specified frame
//if(FCEUMOV_ShouldPause() && FCEUI_EmulationPaused()==0)
//{
// FCEUI_ToggleEmulationPause();
// FCEU_DispMessage("Paused at specified movie frame");
//}
// osd->addFixed(180, 176, "%s", "Playback");
}
else if(movieMode == MOVIEMODE_RECORD)
{
MovieRecord mr;
mr.commands = _currCommand;
_currCommand = 0;
// mr.commands = 0;
strcpy(MovieStatusM, "Recording");
//int II, I, n, s, u, r, d, l;
// for (int i = 0; i < currMovieData.ports; i++) {
pcepad = pcejin.pads[0];
mr.pad[0] = pcepad;
// assert(false);
//wtf is this crap
/*
#define FIX(b) (b?1:0)
II = FIX(pcepad &(1 << 1));
I = FIX(pcepad & (1 << 0));
n = FIX(pcepad & (1 << 2));
s = FIX(pcepad & (1 << 3));
u = FIX(pcepad & (1 << 4));
r = FIX(pcepad & (1 << 7));
d = FIX(pcepad & (1 << 6));
l = FIX(pcepad & (1 << 5));
mr.pad[i] =
(FIX(r)<<5)|
(FIX(l)<<4)|
(FIX(u)<<7)|
(FIX(d)<<6)|
(FIX(I)<<3)|
(FIX(II)<<2)|
(FIX(s)<<1)|
(FIX(n)<<0);
*/
// }
mr.dump(&currMovieData, osRecordingMovie,currMovieData.records.size());
currMovieData.records.push_back(mr);
// osd->addFixed(180, 176, "%s", "Recording");
}
currFrameCounter++;
/*extern u8 joy[4];
memcpy(&cur_input_display,joy,4);*/
}
//TODO
static void FCEUMOV_AddCommand(int cmd)
{
// do nothing if not recording a movie
if(movieMode != MOVIEMODE_RECORD)
return;
//printf("%d\n",cmd);
//MBG TODO BIG TODO TODO TODO
//DoEncode((cmd>>3)&0x3,cmd&0x7,1);
}
//little endian 4-byte cookies
static const int kMOVI = 0x49564F4D;
static const int kNOMO = 0x4F4D4F4E;
#define LOCAL_LE
int read32lemov(int *Bufo, std::istream *is)
{
uint32 buf;
if(is->read((char*)&buf,4).gcount() != 4)
return 0;
#ifdef LOCAL_LE
*(uint32*)Bufo=buf;
#else
*(u32*)Bufo=((buf&0xFF)<<24)|((buf&0xFF00)<<8)|((buf&0xFF0000)>>8)|((buf&0xFF000000)>>24);
#endif
return 1;
}
int write32lemov(uint32 b, std::ostream* os)
{
uint8 s[4];
s[0]=b;
s[1]=b>>8;
s[2]=b>>16;
s[3]=b>>24;
os->write((char*)&s,4);
return 4;
}
void mov_savestate(std::ostream *os)//std::ostream* os
{
//we are supposed to dump the movie data into the savestate
//if(movieMode == MOVIEMODE_RECORD || movieMode == MOVIEMODE_PLAY)
// return currMovieData.dump(os, true);
//else return 0;
if(movieMode == MOVIEMODE_RECORD || movieMode == MOVIEMODE_PLAY)
{
write32lemov(kMOVI,os);
currMovieData.dump(os, true);
}
else
{
write32lemov(kNOMO,os);
}
}
static bool load_successful;
bool mov_loadstate(std::istream* is, int size)//std::istream* is
{
load_successful = false;
int cookie;
if(read32lemov(&cookie,is) != 1) return false;
if(cookie == kNOMO)
return true;
else if(cookie != kMOVI)
return false;
size -= 4;
if (!movie_readonly && autoMovieBackup && freshMovie) //If auto-backup is on, movie has not been altered this session and the movie is in read+write mode
{
FCEUI_MakeBackupMovie(false); //Backup the movie before the contents get altered, but do not display messages
}
//a little rule: cant load states in read+write mode with a movie from an archive.
//so we are going to switch it to readonly mode in that case
// if(!movie_readonly
// //*&& FCEU_isFileInArchive(curMovieFilename)*/
// ) {
// FCEU_PrintError("Cannot loadstate in Read+Write with movie from archive. Movie is now Read-Only.");
// movie_readonly = true;
// }
MovieData tempMovieData = MovieData();
std::ios::pos_type curr = is->tellg();
if(!LoadFM2(tempMovieData, is, size, false)) {
// is->seekg((u32)curr+size);
/* extern bool FCEU_state_loading_old_format;
if(FCEU_state_loading_old_format) {
if(movieMode == MOVIEMODE_PLAY || movieMode == MOVIEMODE_RECORD) {
FCEUI_StopMovie();
FCEU_PrintError("You have tried to use an old savestate while playing a movie. This is unsupported (since the old savestate has old-format movie data in it which can't be converted on the fly)");
}
}*/
return false;
}
//complex TAS logic for when a savestate is loaded:
//----------------
//if we are playing or recording and toggled read-only:
// then, the movie we are playing must match the guid of the one stored in the savestate or else error.
// the savestate is assumed to be in the same timeline as the current movie.
// if the current movie is not long enough to get to the savestate's frame#, then it is an error.
// the movie contained in the savestate will be discarded.
// the emulator will be put into play mode.
//if we are playing or recording and toggled read+write
// then, the movie we are playing must match the guid of the one stored in the savestate or else error.
// the movie contained in the savestate will be loaded into memory
// the frames in the movie after the savestate frame will be discarded
// the in-memory movie will have its rerecord count incremented
// the in-memory movie will be dumped to disk as fcm.
// the emulator will be put into record mode.
//if we are doing neither:
// then, we must discard this movie and just load the savestate
if(movieMode == MOVIEMODE_PLAY || movieMode == MOVIEMODE_RECORD)
{
//handle moviefile mismatch
/* if(tempMovieData.guid != currMovieData.guid)
{
//mbg 8/18/08 - this code can be used to turn the error message into an OK/CANCEL
#ifdef WIN32
//std::string msg = "There is a mismatch between savestate's movie and current movie.\ncurrent: " + currMovieData.guid.toString() + "\nsavestate: " + tempMovieData.guid.toString() + "\n\nThis means that you have loaded a savestate belonging to a different movie than the one you are playing now.\n\nContinue loading this savestate anyway?";
//extern HWND pwindow;
//int result = MessageBox(pwindow,msg.c_str(),"Error loading savestate",MB_OKCANCEL);
//if(result == IDCANCEL)
// return false;
#else
FCEU_PrintError("Mismatch between savestate's movie and current movie.\ncurrent: %s\nsavestate: %s\n",currMovieData.guid.toString().c_str(),tempMovieData.guid.toString().c_str());
return false;
#endif
}*/
closeRecordingMovie();
if(movie_readonly)
{
//-------------------------------------------------------------
//this code would reload the movie from disk. allegedly it is helpful to hexers, but
//it is way too slow with dsm format. so it is only here as a reminder, and in case someone
//wants to play with it
//-------------------------------------------------------------
//{
// fstream fs (curMovieFilename);
// if(!LoadFM2(tempMovieData, &fs, INT_MAX, false))
// {
// FCEU_PrintError("Failed to reload DSM after loading savestate");
// }
// fs.close();
// currMovieData = tempMovieData;
//}
//-------------------------------------------------------------
//if the frame counter is longer than our current movie, then error
if(currFrameCounter > (int)currMovieData.records.size())
{
// FCEU_PrintError("Savestate is from a frame (%d) after the final frame in the movie (%d). This is not permitted.", currFrameCounter, currMovieData.records.size()-1);
return false;
}
movieMode = MOVIEMODE_PLAY;
}
else
{
//truncate before we copy, just to save some time
tempMovieData.truncateAt(currFrameCounter);
currMovieData = tempMovieData;
// #ifdef _S9XLUA_H
// if(!FCEU_LuaRerecordCountSkip())
currRerecordCount++;
// #endif
currMovieData.rerecordCount = currRerecordCount;
openRecordingMovie(curMovieFilename);
//printf("DUMPING MOVIE: %d FRAMES\n",currMovieData.records.size());
currMovieData.dump(osRecordingMovie, false);
movieMode = MOVIEMODE_RECORD;
}
}
load_successful = true;
freshMovie = false;
//// Maximus: Show the last input combination entered from the
//// movie within the state
//if(current!=0) // <- mz: only if playing or recording a movie
// memcpy(&cur_input_display, joop, 4);
return true;
}
void SaveStateMovie(std::string filename) {
filename+="mov";
// strcat (filename, "mov");
filebuf fb;
fb.open (filename.c_str(), ios::out | ios::binary);//ios::out
ostream os(&fb);
mov_savestate(&os);
fb.close();
}
void LoadStateMovie(char* filename) {
std::string fname = (std::string)filename + "mov";
FILE * fp = fopen( fname.c_str(), "r" );
if(!fp)
return;
fseek( fp, 0, SEEK_END );
int size = ftell(fp);
fclose(fp);
filebuf fb;
fb.open (fname.c_str(), ios::in | ios::binary);//ios::in
istream is(&fb);