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BizHawk
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BizHawk/BizHawk.MultiClient/movie/MovieConvert.cs

554 lines
16 KiB
C#
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
#pragma warning disable 219
namespace BizHawk.MultiClient
{
public static class MovieConvert
{
public static Movie ConvertFCM(string path, out string errorMsg)
{
errorMsg = "";
try
{
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs);
byte[] signatureBytes = new byte[4];
for (int x = 0; x < 4; x++)
signatureBytes[x] = r.ReadByte();
string signature = System.Text.Encoding.UTF8.GetString(signatureBytes);
if (signature.Substring(0, 3) != "FCM")
{
errorMsg = "This is not a valid FCM file!";
return null;
}
UInt32 version = r.ReadUInt32();
m.Header.SetHeaderLine(MovieHeader.MovieVersion, "FCEU movie version " + version.ToString() + " (.fcm)");
byte[] flags = new byte[4];
for (int x = 0; x < 4; x++)
flags[x] = r.ReadByte();
UInt32 frameCount = r.ReadUInt32();
m.SetRerecords((int)r.ReadUInt32());
UInt32 movieDataSize = r.ReadUInt32();
UInt32 savestateOffset = r.ReadUInt32();
UInt32 firstFrameOffset = r.ReadUInt32();
byte[] romCheckSum = r.ReadBytes(16);
//TODO: ROM checksum movie header line (MD5)
UInt32 EmuVersion = r.ReadUInt32();
m.Header.SetHeaderLine(MovieHeader.EMULATIONVERSION, "FCEU " + EmuVersion.ToString());
List<byte> romBytes = new List<byte>();
while (true)
{
if (r.PeekChar() == 0)
break;
else
romBytes.Add(r.ReadByte());
}
string rom = System.Text.Encoding.UTF8.GetString(romBytes.ToArray());
m.Header.SetHeaderLine(MovieHeader.GAMENAME, rom);
r.ReadByte(); //Advance past null byte
List<byte> authorBytes = new List<byte>();
while (true)
{
if (r.PeekChar() == 0)
break;
else
authorBytes.Add(r.ReadByte());
}
string author = System.Text.Encoding.UTF8.GetString(authorBytes.ToArray());
m.Header.SetHeaderLine(MovieHeader.AUTHOR, author);
r.ReadByte(); //Advance past null byte
bool movieSyncHackOn = true;
if ((int)(flags[0] & 16) > 0)
movieSyncHackOn = false;
bool pal = false;
if ((int)(flags[0] & 4) > 0)
pal = true;
m.Header.SetHeaderLine("SyncHack", movieSyncHackOn.ToString());
m.Header.SetHeaderLine("PAL", pal.ToString());
//Power on vs reset
if ((int)(flags[0] & 8) > 0)
{ } //Power-on = default
else if ((int)(flags[0] & 2) > 0)
{ } //we don't support start from reset, do some kind of notification here
else
{ } //this movie starts from savestate, freak out here
//Advance to first byte of input data
//byte[] throwaway = new byte[firstFrameOffset];
//r.Read(throwaway, 0, (int)firstFrameOffset);
r.BaseStream.Position = firstFrameOffset;
//moviedatasize stuff
//read frame data
//TODO: special commands like fds disk switch, etc, and power/reset
//TODO: use stringbuilder class for speed
//string ButtonLookup = "RLDUSsBARLDUSsBARLDUSsBARLDUSsBA"; //TODO: This assumes input data is the same in fcm as bizhawk, which it isn't
string frame = "|0|"; //TODO: read reset command rather than hard code it off
for (int x = 0; x < frameCount; x++)
{
byte joy = r.ReadByte();
//Read each byte of controller one data
frame += "|";
r.ReadBytes(3); //Lose remaining controllers for now
m.AppendFrame(frame);
}
//set 4 score flag if necessary
r.Close();
return m;
}
catch
{
errorMsg = "Error opening file.";
return null;
}
}
public static Movie ConvertMMV(string path, out string errorMsg)
{
errorMsg = "";
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs);
byte[] signatureBytes = new byte[4];
for (int x = 0; x < 4; x++)
signatureBytes[x] = r.ReadByte();
string signature = System.Text.Encoding.UTF8.GetString(signatureBytes);
if (signature != "MMV\0")
{
errorMsg = "This is not a valid MMV file.";
return null;
}
UInt32 version = r.ReadUInt32();
m.Header.SetHeaderLine(MovieHeader.MOVIEVERSION, "Dega version " + version.ToString());
UInt32 framecount = r.ReadUInt32();
m.SetRerecords((int)r.ReadUInt32());
UInt32 IsFromReset = r.ReadUInt32();
if (IsFromReset == 0)
{
errorMsg = "Movies that begin with a savestate are not supported.";
return null;
}
UInt32 stateOffset = r.ReadUInt32();
UInt32 inputDataOffset = r.ReadUInt32();
UInt32 inputPacketSize = r.ReadUInt32();
byte[] authorBytes = new byte[64];
for (int x = 0; x < 64; x++)
authorBytes[x] = r.ReadByte();
string author = System.Text.Encoding.UTF8.GetString(authorBytes);
//TODO: remove null characters
m.Header.SetHeaderLine(MovieHeader.AUTHOR, author);
//4-byte little endian flags
byte flags = r.ReadByte();
bool pal;
if ((int)(flags & 2) > 0)
pal = true;
else
pal = false;
m.Header.SetHeaderLine("PAL", pal.ToString());
bool japan;
if ((int)(flags & 4) > 0)
japan = true;
else
japan = false;
m.Header.SetHeaderLine("Japan", japan.ToString());
bool gamegear;
if ((int)(flags & 8) > 0)
{
gamegear = true;
m.Header.SetHeaderLine(MovieHeader.PLATFORM, "GG");
}
else
{
gamegear = false;
m.Header.SetHeaderLine(MovieHeader.PLATFORM, "SMS");
}
r.ReadBytes(3); //Unused flags
byte[] romnameBytes = new byte[128];
for (int x = 0; x < 128; x++)
romnameBytes[x] = r.ReadByte();
string romname = System.Text.Encoding.UTF8.GetString(romnameBytes.ToArray());
//TODO: remove null characters
m.Header.SetHeaderLine(MovieHeader.GAMENAME, romname);
byte[] MD5Bytes = new byte[16];
for (int x = 0; x < 16; x++)
MD5Bytes[x] = r.ReadByte();
string MD5 = System.Text.Encoding.UTF8.GetString(MD5Bytes.ToArray());
//TODO: format correctly
m.Header.SetHeaderLine("MD5", MD5);
for (int x = 0; x < (framecount); x++)
{
//TODO: use StringBuilder
string frame = "|";
char start;
byte tmp;
tmp = r.ReadByte();
if ((int)(tmp & 1) > 0) frame += "U"; else frame += ".";
if ((int)(tmp & 2) > 0) frame += "D"; else frame += ".";
if ((int)(tmp & 4) > 0) frame += "L"; else frame += ".";
if ((int)(tmp & 8) > 0) frame += "R"; else frame += ".";
if ((int)(tmp & 16) > 0) frame += "1"; else frame += ".";
if ((int)(tmp & 32) > 0) frame += "2|"; else frame += ".|";
if ((int)(tmp & 64) > 0 && (!gamegear)) start = 'P'; else start = '.';
if ((int)(tmp & 128) > 0 && gamegear) start = 'P'; else start = '.';
//Controller 2
tmp = r.ReadByte();
if ((int)(tmp & 1) > 0) frame += "U"; else frame += ".";
if ((int)(tmp & 2) > 0) frame += "D"; else frame += ".";
if ((int)(tmp & 4) > 0) frame += "L"; else frame += ".";
if ((int)(tmp & 8) > 0) frame += "R"; else frame += ".";
if ((int)(tmp & 16) > 0) frame += "1"; else frame += ".";
if ((int)(tmp & 32) > 0) frame += "2|"; else frame += ".|";
frame += start;
frame += ".|";
m.AppendFrame(frame);
}
m.WriteMovie();
return m;
}
public static string ConvertMCM(string path)
{
string converted = Path.ChangeExtension(path, ".tas");
return converted;
}
public static Movie ConvertSMV(string path, out string errorMSG)
{
errorMSG = "";
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs);
byte[] signatureBytes = new byte[4];
for (int x = 0; x < 4; x++)
signatureBytes[x] = r.ReadByte();
string signature = System.Text.Encoding.UTF8.GetString(signatureBytes);
if (signature.Substring(0, 3) != "SMV")
{
errorMSG = "This is not a valid SMV file.";
return null;
}
UInt32 version = r.ReadUInt32();
switch (version)
{
case 1:
return ConvertSMV143(r, path);
case 4:
return ConvertSMV151(r, path);
case 5:
return ConvertSMV152(r, path);
default:
{
errorMSG = "SMV version not recognized, 143, 151, and 152 are currently supported";
return null;
}
}
}
private static Movie ConvertSMV152(BinaryReader r, string path)
{
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
UInt32 GUID = r.ReadUInt32();
return m;
}
private static Movie ConvertSMV151(BinaryReader r, string path)
{
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
return m;
}
private static Movie ConvertSMV143(BinaryReader r, string path)
{
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
UInt32 GUID = r.ReadUInt32();
m.Header.SetHeaderLine(MovieHeader.GUID, GUID.ToString()); //TODO: format to hex string
m.SetRerecords((int)r.ReadUInt32());
UInt32 framecount = r.ReadUInt32();
byte ControllerFlags = r.ReadByte();
int numControllers;
if ((int)(ControllerFlags & 16) > 0)
numControllers = 5;
else if ((int)(ControllerFlags & 8) > 0)
numControllers = 4;
else if ((int)(ControllerFlags & 4) > 0)
numControllers = 3;
else if ((int)(ControllerFlags & 2) > 0)
numControllers = 2;
else
numControllers = 1;
byte MovieFlags = r.ReadByte();
if ((int)(MovieFlags & 1) == 0)
return null; //TODO: Savestate movies not supported error
if ((int)(MovieFlags & 2) > 0)
{
m.Header.SetHeaderLine("PAL", "True");
}
byte SyncOptions = r.ReadByte();
byte SyncOptions2 = r.ReadByte();
//TODO: these
UInt32 SavestateOffset = r.ReadUInt32();
UInt32 FrameDataOffset = r.ReadUInt32();
//TODO: get extra rom info
r.BaseStream.Position = FrameDataOffset;
for (int x = 0; x < framecount; x++)
{
//TODO: FF FF for all controllers = Reset
//string frame = "|0|";
for (int y = 0; y < numControllers; y++)
{
UInt16 fd = r.ReadUInt16();
}
}
return m;
}
public static Movie ConvertGMV(string path, out string errorMsg)
{
errorMsg = "";
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
return m;
}
public static Movie ConvertVBM(string path, out string errorMsg)
{
errorMsg = "";
//Converts vbm to native text based format.
Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
BinaryReader r = new BinaryReader(fs);
//0xoffset
//0x00
UInt32 signature = r.ReadUInt32(); //always 56 42 4D 1A (VBM\x1A)
if (signature != 0x56424D1A)
{
errorMsg = "This is not a valid VBM file.";
return null;
}
UInt32 versionno = r.ReadUInt32(); //always 1
UInt32 uid = r.ReadUInt32(); //time of recording
m.Header.SetHeaderLine(MovieHeader.GUID, uid.ToString());
UInt32 framecount = r.ReadUInt32();
//0x10
UInt32 rerecordcount = r.ReadUInt32();
m.SetRerecords((int)rerecordcount);
m.Header.SetHeaderLine(MovieHeader.RERECORDS, m.Rerecords.ToString());
Byte moviestartflags = r.ReadByte();
bool startfromquicksave = false;
bool startfromsram = false;
if ((moviestartflags & 0x01) > 0) startfromquicksave = true;
if ((moviestartflags & 0x02) > 0) startfromsram = true;
if (startfromquicksave & startfromsram)
{
errorMsg = "Movies that begin with a savestate are not supported.";
return null;
}
//0x15
Byte controllerflags = r.ReadByte();
int numControllers; //number of controllers changes for SGB
if ((controllerflags & 0x08) > 0) numControllers = 4;
else if ((controllerflags & 0x04) > 0) numControllers = 3;
else if ((controllerflags & 0x02) > 0) numControllers = 2;
else numControllers = 1;
//0x16
Byte systemflags = r.ReadByte(); //what system is it?
bool is_gba = false;
bool is_gbc = false;
bool is_sgb = false;
bool is_gb = false;
if ((systemflags & 0x04) > 0) is_sgb = true;
if ((systemflags & 0x02) > 0) is_gbc = true;
if ((systemflags & 0x01) > 0) is_gba = true;
else is_gb = true;
if (is_gb & is_gbc & is_gba & is_sgb)
{
errorMsg = "Not a valid VBM platform type.";
return null;
}
//TODO: set platform in header
//0x17
Byte flags = r.ReadByte(); //emulation flags
//placeholder for reserved bit (set to 0)
bool echoramfix = false;
bool gbchdma5fix = false;
bool lagreduction = false;
//placeholder for unsupported bit
bool rtcenable = false;
bool skipbiosfile = false;
bool usebiosfile = false;
if ((flags & 0x40) > 0) echoramfix = true;
if ((flags & 0x20) > 0) gbchdma5fix = true;
if ((flags & 0x10) > 0) lagreduction = true;
if ((flags & 0x08) > 0)
{
errorMsg = "Invalid VBM file";
return null;
}
if ((flags & 0x04) > 0) rtcenable = true;
if ((flags & 0x02) > 0) skipbiosfile = true;
if ((flags & 0x01) > 0) usebiosfile = true;
//0x18
UInt32 winsavetype = r.ReadUInt32();
UInt32 winflashsize = r.ReadUInt32();
//0x20
UInt32 gbemulatortype = r.ReadUInt32();
char[] internalgamename = r.ReadChars(0x0C);
string gamename = new String(internalgamename);
m.Header.SetHeaderLine(MovieHeader.GAMENAME, gamename);
//0x30
Byte minorversion = r.ReadByte();
Byte internalcrc = r.ReadByte();
UInt16 internalchacksum = r.ReadUInt16();
UInt32 unitcode = r.ReadUInt32();
UInt32 saveoffset = r.ReadUInt32(); //set to 0 if unused
UInt32 controllerdataoffset = r.ReadUInt32();
//0x40 start info.
char[] authorsname = r.ReadChars(0x40); //vbm specification states these strings
string author = new String(authorsname); //are locale dependant.
m.Header.SetHeaderLine(MovieHeader.AUTHOR, author);
//0x80
char[] moviedescription = r.ReadChars(0x80);
//0x0100
//End of VBM header
//if there is no SRAM or savestate, the controller data should start at 0x0100 by default,
//but this is not buaranteed
//TODO: implement start data. There are no specifics on the googlecode page as to how long
//the SRAM or savestate should be.
UInt32 framesleft = framecount;
r.BaseStream.Position = controllerdataoffset; //advances to controller data.
int currentoffset = (int)controllerdataoffset;
for (int i = 1; i <= framecount; i++)
{
UInt16 controllerstate = r.ReadUInt16();
string frame = "|.|"; //TODO: reset goes here
if ((controllerstate & 0x0010) > 0) frame += "R"; else frame += ".";
if ((controllerstate & 0x0020) > 0) frame += "L"; else frame += ".";
if ((controllerstate & 0x0080) > 0) frame += "D"; else frame += ".";
if ((controllerstate & 0x0040) > 0) frame += "U"; else frame += ".";
if ((controllerstate & 0x0008) > 0) frame += "S"; else frame += ".";
if ((controllerstate & 0x0004) > 0) frame += "s"; else frame += ".";
if ((controllerstate & 0x0002) > 0) frame += "B"; else frame += ".";
if ((controllerstate & 0x0001) > 0) frame += "A"; else frame += ".";
frame += "|";
m.AppendFrame(frame);
}
m.WriteMovie();
//format: |.|RLDUSsBA| according to "GetControllersAsMnemonic()"
//note: this is GBC or less ONLY, not GBA (no L or R button)
//we need to change this when we add reset or whatever.
//VBM file format: http://code.google.com/p/vba-rerecording/wiki/VBM
return m;
}
}
}
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