From 5ad6e0b6023923938bf44f7b094683a248149030 Mon Sep 17 00:00:00 2001
From: "andres.delikat" <andres.delikat@4bbf4f03-6f44-549e-7e59-35d4b0962838>
Date: Sun, 5 Jun 2011 02:50:50 +0000
Subject: [PATCH] Begin Convert FCM tool.  Reads most header stuff, no input
 log yet.  Only hooked up to Drag & Drop atm

---
 BizHawk.MultiClient/MainForm.cs           |   4 +
 BizHawk.MultiClient/movie/MovieConvert.cs | 125 ++++++++++++++++++++--
 2 files changed, 118 insertions(+), 11 deletions(-)

diff --git a/BizHawk.MultiClient/MainForm.cs b/BizHawk.MultiClient/MainForm.cs
index ccf43a5500..0f710b382d 100644
--- a/BizHawk.MultiClient/MainForm.cs
+++ b/BizHawk.MultiClient/MainForm.cs
@@ -554,6 +554,10 @@ namespace BizHawk.MultiClient
                 RamWatch1.LoadWatchFile(filePaths[0], false);
                 RamWatch1.DisplayWatchList();
             }
+            else if (Path.GetExtension(filePaths[0]).ToUpper() == ".FCM")
+            {
+                UserMovie = MovieConvert.ConvertFCM(filePaths[0]);
+            }
             else
                 LoadRom(filePaths[0]);
 		}
diff --git a/BizHawk.MultiClient/movie/MovieConvert.cs b/BizHawk.MultiClient/movie/MovieConvert.cs
index cda25a13df..43ab8c9eca 100644
--- a/BizHawk.MultiClient/movie/MovieConvert.cs
+++ b/BizHawk.MultiClient/movie/MovieConvert.cs
@@ -2,39 +2,142 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using System.IO;
 
-namespace BizHawk.MultiClient.movie
+namespace BizHawk.MultiClient
 {
     public static class MovieConvert
     {
-        public static void ConvertFCM(string path)
+        public static Movie ConvertFCM(string path)
         {
+            Movie m = new Movie(Path.ChangeExtension(path, ".tas"), MOVIEMODE.PLAY);
+            
+            FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read);
+            BinaryReader r = new BinaryReader(fs);
+            //TODO: if fail to open...do some kind of error
 
+            UInt32 magic = r.ReadUInt32();
+            
+            UInt32 version = r.ReadUInt32();
+            m.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 length = r.ReadUInt32();
+            
+            UInt32 rerecords = r.ReadUInt32();
+            m.SetHeaderLine(MovieHeader.RERECORDS, rerecords.ToString());
+
+            UInt32 movieDataSize = r.ReadUInt32();
+            UInt32 savestateOffset = r.ReadUInt32();
+            UInt32 firstFrameOffset = r.ReadUInt32();
+
+            //TODO: ROM checksum movie header line
+            byte[] romCheckSum = r.ReadBytes(16);
+            
+            UInt32 EmuVersion = r.ReadUInt32();
+            m.SetHeaderLine(MovieHeader.EMULATIONVERSION, "FCEU " + EmuVersion.ToString());
+
+            //rom Filename
+            
+
+            
+            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.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.SetHeaderLine(MovieHeader.AUTHOR, author);
+
+            r.ReadByte(); //Advance past null byte
+
+            int xx = 0;
+            
+            //synchack
+            //flags[0] & 16
+
+            //pal
+            //flags[0] & 4
+                
+            //Power on vs reset
+            //flags[0] & 8 = power on
+
+
+            //flags[0] & 2 = reset
+            
+
+            //else starts from savestate so freak out, this isn't supported
+            
+
+            //moviedatasize stuff
+
+            //read frame data
+            byte joopcmd = 0;
+            for (int x = 0; x < length; x++)
+            {
+                joopcmd = 0;
+                //Check for reset or power-on on first frame
+
+            }
+
+
+            //set 4 score flag if necessary
+
+            return m;
         }
 
-        public static void ConvertMMV(string path)
+        public static string ConvertMMV(string path)
         {
-
+            string converted = Path.ChangeExtension(path, ".tas");
+            
+            return converted;
         }
 
-        public static void ConvertMCM(string path)
+        public static string ConvertMCM(string path)
         {
+            string converted = Path.ChangeExtension(path, ".tas");
 
+            return converted;
         }
 
-        public static void ConvertSMV(string path)
+        public static string ConvertSMV(string path)
         {
-
+            string converted = Path.ChangeExtension(path, ".tas");
+            
+            return converted;
         }
 
-        public static void ConvertGMV(string path)
+        public static string ConvertGMV(string path)
         {
-
+            string converted = Path.ChangeExtension(path, ".tas");
+            
+            return converted;
         }
 
-        public static void ConvertVBM(string path)
+        public static string ConvertVBM(string path)
         {
-
+            string converted = Path.ChangeExtension(path, ".tas");
+            
+            return converted;
         }
     }
 }