int S9xMovieOpen (const char* filename, bool8 read_only)
{
FILE* fd;
STREAM stream;
int result;
int fn;
char movie_filename [_MAX_PATH];
#ifdef __WIN32__
_fullpath(movie_filename, filename, _MAX_PATH);
#else
strcpy(movie_filename, filename);
#endif
if(!(fd=fopen(movie_filename, "rb+")))
if(!(fd=fopen(movie_filename, "rb")))
return FILE_NOT_FOUND;
else
read_only = TRUE;
const bool8 wasPaused = Settings.Paused;
// stop current movie before opening
change_state(MOVIE_STATE_NONE);
// read header
if((result=read_movie_header(fd, &Movie))!=SUCCESS)
{
fclose(fd);
return result;
}
read_movie_extrarominfo(fd, &Movie);
fn=dup(fileno(fd));
fclose(fd);
// apparently this lseek is necessary
lseek(fn, Movie.SaveStateOffset, SEEK_SET);
if(!(stream=REOPEN_STREAM(fn, "rb")))
return FILE_NOT_FOUND;
// store previous, before changing to the movie's settings
store_previous_settings();
// set from movie
restore_movie_settings();
if(Movie.Opts & MOVIE_OPT_FROM_RESET)
{
Movie.State = MOVIE_STATE_PLAY; // prevent NSRT controller switching (in S9xPostRomInit)
if(!Memory.LoadLastROM())
S9xReset();
Memory.ClearSRAM(false); // in case the SRAM read fails
Movie.State = MOVIE_STATE_NONE;
S9xMovieResetControls();
// save only SRAM for a from-reset snapshot
result=(READ_STREAM(Memory.SRAM, 0x20000, stream) == 0x20000) ? SUCCESS : WRONG_FORMAT;
}
else
{
result=S9xUnfreezeFromStream(stream);
}
CLOSE_STREAM(stream);
if(result!=SUCCESS)
{
return result;
}
if(!(fd=fopen(movie_filename, "rb+")))
if(!(fd=fopen(movie_filename, "rb")))
return FILE_NOT_FOUND;
else
read_only = TRUE;
if(fseek(fd, Movie.ControllerDataOffset, SEEK_SET))
return WRONG_FORMAT;
// read controller data
Movie.File=fd;
Movie.BytesPerSample=bytes_per_sample();
Movie.InputBufferPtr=Movie.InputBuffer;
uint32 to_read=Movie.BytesPerSample * (Movie.MaxSample+1);
reserve_buffer_space(to_read);
fread(Movie.InputBufferPtr, 1, to_read, fd);
// read "baseline" controller data
if(Movie.MaxSample && Movie.MaxFrame)
read_frame_controller_data(true);
strncpy(Movie.Filename, movie_filename, _MAX_PATH);
Movie.Filename[_MAX_PATH-1]='\0';
Movie.CurrentFrame=0;
Movie.CurrentSample=0;
Movie.ReadOnly=read_only;
change_state(MOVIE_STATE_PLAY);
Settings.Paused = wasPaused;
Movie.RecordedThisSession = false;
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;
int fn;
if(controllers_mask==0)
return WRONG_FORMAT;
char movie_filename [_MAX_PATH];
#ifdef __WIN32__
_fullpath(movie_filename, filename, _MAX_PATH);
#else
strcpy(movie_filename, filename);
#endif
if(!(fd=fopen(movie_filename, "wb")))
return FILE_NOT_FOUND;
const bool8 wasPaused = Settings.Paused;
// stop current movie before opening
change_state(MOVIE_STATE_NONE);
if(metadata_length>MOVIE_MAX_METADATA)
{
metadata_length=MOVIE_MAX_METADATA;
}
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;
// store previous, in case we switch to playback later
store_previous_settings();
// store settings in movie
store_movie_settings();
// extra rom info
Movie.ROMCRC32 = Memory.ROMCRC32;
strncpy(Movie.ROMName, Memory.ROMName, 23);
write_movie_header(fd, &Movie);
// convert wchar_t metadata string/array to a uint16 array
if(metadata_length>0)
{
uint8 meta_buf[MOVIE_MAX_METADATA * sizeof(uint16)];
for(int i=0; i<metadata_length; ++i)
{
uint16 c=(uint16)metadata[i];
meta_buf[i+i] =(uint8)(c&0xff);
meta_buf[i+i+1]=(uint8)((c>>8)&0xff);
}
fwrite(meta_buf, sizeof(uint16), metadata_length, fd);
assert(!ferror(fd));
}
int S9xMovieOpen (const char* filename, bool8 read_only, uint8 sync_flags, uint8 sync_flags2)
{
FILE* fd;
STREAM stream;
int result;
int fn;
char movie_filename [_MAX_PATH];
#ifdef WIN32
_fullpath(movie_filename, filename, _MAX_PATH);
#else
strcpy(movie_filename, filename);
#endif
if(!(fd=fopen(movie_filename, "rb+")))
if(!(fd=fopen(movie_filename, "rb")))
return FILE_NOT_FOUND;
else
read_only = TRUE;
const bool8 wasPaused = Settings.Paused;
const uint32 prevFrameTime = Settings.FrameTime;
// stop current movie before opening
change_state(MOVIE_STATE_NONE);
// read header
if((result=read_movie_header(fd, &Movie))!=SUCCESS)
{
fclose(fd);
return result;
}
read_movie_extrarominfo(fd, &Movie);
fn=dup(fileno(fd));
fclose(fd);
// apparently this lseek is necessary
lseek(fn, Movie.SaveStateOffset, SEEK_SET);
if(!(stream=REOPEN_STREAM(fn, "rb")))
return FILE_NOT_FOUND;
// store previous, before changing to the movie's settings
store_previous_settings();
// store default
if (sync_flags & MOVIE_SYNC_DATA_EXISTS)
{
Settings.UseWIPAPUTiming = (sync_flags & MOVIE_SYNC_WIP1TIMING) ? TRUE : FALSE;
Settings.SoundEnvelopeHeightReading = (sync_flags & MOVIE_SYNC_VOLUMEENVX) ? TRUE : FALSE;
Settings.FakeMuteFix = (sync_flags & MOVIE_SYNC_FAKEMUTE) ? TRUE : FALSE;
Settings.UpAndDown = (sync_flags & MOVIE_SYNC_LEFTRIGHT) ? TRUE : FALSE; // doesn't actually affect synchronization
Settings.SoundSync = (sync_flags & MOVIE_SYNC_SYNCSOUND) ? TRUE : FALSE; // doesn't seem to affect synchronization
Settings.InitFastROMSetting = (sync_flags2 & MOVIE_SYNC2_INIT_FASTROM) ? TRUE : FALSE;
//Settings.ShutdownMaster = (sync_flags & MOVIE_SYNC_NOCPUSHUTDOWN) ? FALSE : TRUE;
}
// set from movie
restore_movie_settings();
if(Movie.Opts & MOVIE_OPT_FROM_RESET)
{
Movie.State = MOVIE_STATE_PLAY; // prevent NSRT controller switching (in S9xPostRomInit)
if(!Memory.LoadLastROM())
S9xReset();
Memory.ClearSRAM(false); // in case the SRAM read fails
Movie.State = MOVIE_STATE_NONE;
// save only SRAM for a from-reset snapshot
result=(READ_STREAM(Memory.SRAM, 0x20000, stream) == 0x20000) ? SUCCESS : WRONG_FORMAT;
}
else
{
result=S9xUnfreezeFromStream(stream);
}
CLOSE_STREAM(stream);
if(result!=SUCCESS)
{
return result;
}
if(!(fd=fopen(movie_filename, "rb+")))
if(!(fd=fopen(movie_filename, "rb")))
return FILE_NOT_FOUND;
else
read_only = TRUE;
if(fseek(fd, Movie.ControllerDataOffset, SEEK_SET))
return WRONG_FORMAT;
// read controller data
Movie.File=fd;
Movie.BytesPerFrame=bytes_per_frame();
Movie.InputBufferPtr=Movie.InputBuffer;
uint32 to_read=Movie.BytesPerFrame * (Movie.MaxFrame+1);
reserve_buffer_space(to_read);
fread(Movie.InputBufferPtr, 1, to_read, fd);
// read "baseline" controller data
if(Movie.MaxFrame)
read_frame_controller_data();
strncpy(Movie.Filename, movie_filename, _MAX_PATH);
Movie.Filename[_MAX_PATH-1]='\0';
Movie.CurrentFrame=0;
Movie.ReadOnly=read_only;
change_state(MOVIE_STATE_PLAY);
Settings.Paused = wasPaused;
Settings.FrameTime = prevFrameTime; // restore emulation speed
Movie.RecordedThisSession = false;
S9xUpdateFrameCounter(-1);
Movie.RequiresReset = false;
S9xMessage(S9X_INFO, S9X_MOVIE_INFO, MOVIE_INFO_REPLAY);
return SUCCESS;
}
