From a91d2c414ee57910fb8173822e224c08c053c71b Mon Sep 17 00:00:00 2001
From: zeromus <zeromus@users.sf.net>
Date: Sun, 22 Jun 2008 22:25:30 +0000
Subject: [PATCH] better movie conversion

---
 src/drivers/win/res.rc     |  3 +-
 src/drivers/win/window.cpp | 20 ++++++++++--
 src/movie.cpp              |  3 ++
 src/movie.h                |  1 +
 src/oldmovie.cpp           | 66 +++++++++++++++++++++-----------------
 src/oldmovie.h             | 14 ++++++++
 src/utils/xstring.cpp      | 13 ++++++++
 src/utils/xstring.h        |  2 ++
 8 files changed, 89 insertions(+), 33 deletions(-)

diff --git a/src/drivers/win/res.rc b/src/drivers/win/res.rc
index 5deef8fe..29605c07 100644
--- a/src/drivers/win/res.rc
+++ b/src/drivers/win/res.rc
@@ -49,7 +49,6 @@ BEGIN
         MENUITEM "Record Movie...",             MENU_RECORD_MOVIE
         MENUITEM "Replay Movie...",             MENU_REPLAY_MOVIE
         MENUITEM "Stop Movie",                  MENU_STOP_MOVIE
-        MENUITEM "Convert FCM...",              MENU_CONVERT_MOVIE
         MENUITEM SEPARATOR
         MENUITEM "Record AVI...",               MENU_RECORD_AVI
         MENUITEM "Stop AVI",                    MENU_STOP_AVI
@@ -132,6 +131,8 @@ BEGIN
         MENUITEM "&Alternate A and B",          MENU_ALTERNATE_AB
         MENUITEM SEPARATOR
         MENUITEM "Use &External Input",         MENU_EXTERNAL_INPUT
+        MENUITEM SEPARATOR
+        MENUITEM "Convert FCM...",              MENU_CONVERT_MOVIE
     END
     POPUP "&Debug"
     BEGIN
diff --git a/src/drivers/win/window.cpp b/src/drivers/win/window.cpp
index 694cef71..d8aa9f3f 100644
--- a/src/drivers/win/window.cpp
+++ b/src/drivers/win/window.cpp
@@ -29,8 +29,8 @@
 #include "wave.h"
 #include "input.h"
 #include "video.h"
-#include "../../input.h"
-#include "../../fceu.h"
+#include "input.h"
+#include "fceu.h"
 
 #include "memwatch.h"
 #include "ppuview.h"
@@ -55,6 +55,7 @@
 #include "gui.h"
 #include "help.h"
 #include "movie.h"
+#include "utils/xstring.h"
 
 #include <fstream>
 
@@ -133,6 +134,7 @@ static void ConvertFCM(HWND hwndOwner)
 	{
 		std::vector<std::string> todo;
 
+		//build a list of movies to convert. this might be one, or it might be many, depending on what the user selected
 		if(ofn.nFileExtension==0)
 		{
 			//multiselect
@@ -150,17 +152,29 @@ static void ConvertFCM(HWND hwndOwner)
 			todo.push_back(ofn.lpstrFile);
 		}
 
+		SetCursor(LoadCursor(0,IDC_WAIT));
+
+		//convert each movie
+		int okcount = 0;
 		for(uint32 i=0;i<todo.size();i++)
 		{
 			std::string infname = todo[i];
 			std::string outname = infname + ".fm2";
 			MovieData md;
-			if(convert_fcm(md, infname)==FCM_CONVERTRESULT_SUCCESS)
+			EFCM_CONVERTRESULT result = convert_fcm(md, infname);
+			if(result==FCM_CONVERTRESULT_SUCCESS)
 			{
+				okcount++;
 				std::fstream* outf = FCEUD_UTF8_fstream(outname, "wb");
 				md.dump(outf,false);
 				delete outf;
+			} else {
+				std::string msg = "Failure converting " + infname + "\r\n\r\n" + EFCM_CONVERTRESULT_message(result);
+				MessageBox(hwndOwner,msg.c_str(),"Failure converting fcm", 0);
 			}
+
+			std::string okmsg = "Converted " + stditoa(okcount) + " movie(s). There were " + stditoa(todo.size()-okcount) + " failure(s).";
+			MessageBox(hwndOwner,okmsg.c_str(),"FCM Conversion results", 0);
 		}
 	}
 
diff --git a/src/movie.cpp b/src/movie.cpp
index b6a3add7..70f3f5c0 100644
--- a/src/movie.cpp
+++ b/src/movie.cpp
@@ -338,6 +338,9 @@ int MovieData::dump(std::ostream *os, bool binary)
 	*os << "port0 " << ports[0] << endl;
 	*os << "port1 " << ports[1] << endl;
 	*os << "port2 " << ports[2] << endl;
+
+	for(int i=0;i<comments.size();i++)
+		*os << "comment " << comments[i] << endl;
 	
 	if(binary)
 		*os << "binary 1" << endl;
diff --git a/src/movie.h b/src/movie.h
index cf6142b8..d0d94850 100644
--- a/src/movie.h
+++ b/src/movie.h
@@ -119,6 +119,7 @@ public:
 	std::string romFilename;
 	std::vector<char> savestate;
 	std::vector<MovieRecord> records;
+	std::vector<std::string> comments;
 	//this is the RERECORD COUNT. please rename variable.
 	int rerecordCount;
 	FCEU_Guid guid;
diff --git a/src/oldmovie.cpp b/src/oldmovie.cpp
index a9db0c24..f55959c4 100644
--- a/src/oldmovie.cpp
+++ b/src/oldmovie.cpp
@@ -1,9 +1,11 @@
 #include "types.h"
 #include "fceu.h"
 #include "driver.h"
+#include "netplay.h"
 
 #include "oldmovie.h"
 #include "movie.h"
+#include "utils/xstring.h"
 
 #include <fstream>
 
@@ -42,6 +44,7 @@ using namespace std;
 //-------
 
 static uint8 joop[4];
+static uint8 joopcmd;
 static uint32 framets = 0;
 static uint32 frameptr = 0;
 static uint8* moviedata = NULL;
@@ -54,8 +57,6 @@ static uint32 nextts = 0;
 static int32 nextd = 0;
 
 
-static int movieConvertOffset1=0, movieConvertOffset2=0,movieSyncHackOn=0;
-
 
 //backwards compat
 static void FCEUI_LoadMovie_v1(char *fname, int _read_only);
@@ -442,7 +443,7 @@ static int movie_readchar()
 }
 
 
-static void FCEUMOV_AddJoy()
+static void _addjoy()
 {
 	while(nextts == framets || nextd == -1)
 	{
@@ -453,8 +454,10 @@ static void FCEUMOV_AddJoy()
 		{
 			if(nextd&0x80)
 			{
-				//puts("Egads");
 				//FCEU_DoSimpleCommand(nextd&0x1F);
+				int command = nextd&0x1F;
+				if(command = FCEUNPCMD_RESET)
+					joopcmd = MOVIECMD_RESET;
 			}
 			else
 				joop[(nextd >> 3)&0x3] ^= 1 << (nextd&0x7);
@@ -500,6 +503,7 @@ EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname)
 
 	uint32 framecount;
 	uint32 rerecord_count;
+	int movieConvertOffset1=0, movieConvertOffset2=0,movieSyncHackOn=0;
 
 
 	ifstream* fp = (ifstream*)FCEUD_UTF8_fstream(fname, "rb");
@@ -543,35 +547,35 @@ EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname)
 	read32le(&savestate_offset, fp);
 	read32le(&firstframeoffset, fp);
 
+	//read header values
+	fp->read((char*)&md.romChecksum,16);
+	read32le((uint32*)&md.emuVersion,fp);
+
+	md.romFilename = readNullTerminatedAscii(fp);
+	md.comments.push_back("author " + readNullTerminatedAscii(fp));
+
 	//  FCEU_PrintError("flags[0] & MOVIE_FLAG_NOSYNCHACK=%d",flags[0] & MOVIE_FLAG_NOSYNCHACK);
 	if(flags[0] & MOVIE_FLAG_NOSYNCHACK)
 		movieSyncHackOn=0;
 	else
 		movieSyncHackOn=1;
 
-	//if(flags[0] & MOVIE_FLAG_PAL)
-	//if(flags[0] & MOVIE_FLAG_FROM_POWERON)
-	//{
-	//	//don't need to load a savestate
-	//	//there shouldn't be a savestate!
-	//	if(savestate_offset != 0xFFFFFFFF)
-	//		FCEU_PrintError("Savestate found in a start-from-poweron movie!");
-	//}
-	//else
-	//{
-	//	if(savestate_offset == 0xFFFFFFFF)
-	//		FCEU_PrintError("No savestate found in a start-from-savestate movie!");
-
-	//	if(fseek(fp, savestate_offset, SEEK_SET))
-	//	{
-	//		fclose(fp);
-	//		return;
-	//	}
-
-	//	if(!FCEUSS_LoadFP(fp,SSLOADPARAM_BACKUP)) 
-	//		return;
-	//}
+	if(flags[0] & MOVIE_FLAG_PAL)
+		md.palFlag = true;
 
+	bool initreset = false;
+	if(flags[0] & MOVIE_FLAG_FROM_POWERON)
+	{
+		//don't need to load a savestate
+	}
+	else if(flags[0] & MOVIE_FLAG_FROM_RESET)
+	{
+		initreset = true;
+	}
+	else
+	{
+		return FCM_CONVERTRESULT_STARTFROMSAVESTATENOTSUPPORTED;
+	}
 
 	//analyze input types?
 	//ResetInputTypes();
@@ -589,6 +593,7 @@ EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname)
 	//prepare output structure
 	md.rerecordCount = rerecord_count;
 	md.records.resize(framecount);
+	md.guid.newGuid();
 
 	//begin decoding.
 	//joymask is used to look for any joystick that has input.
@@ -596,8 +601,11 @@ EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname)
 	uint8 joymask[4] = {0,0,0,0};
 	for(uint32 i=0;i<framecount;i++)
 	{
-		FCEUMOV_AddJoy();
-		md.records[i].commands = 0;
+		joopcmd = 0;
+		if(i==0 && initreset)
+			joopcmd = MOVIECMD_RESET;
+		_addjoy();
+		md.records[i].commands = joopcmd;
 		for(int j=0;j<4;j++) {
 			joymask[j] |= joop[j];
 			md.records[i].joysticks[j] = joop[j];
@@ -613,7 +621,7 @@ EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname)
 	else
 	{
 		md.fourscore = false;
-		md.ports[0] = md.ports[1] = SI_GAMEPAD ;
+		md.ports[0] = md.ports[1] = SI_GAMEPAD;
 	}
 
 	free(moviedata);
diff --git a/src/oldmovie.h b/src/oldmovie.h
index d4317e48..931a7f6f 100644
--- a/src/oldmovie.h
+++ b/src/oldmovie.h
@@ -9,8 +9,22 @@ enum EFCM_CONVERTRESULT
 	FCM_CONVERTRESULT_FAILOPEN,
 	FCM_CONVERTRESULT_OLDVERSION,
 	FCM_CONVERTRESULT_UNSUPPORTEDVERSION,
+	FCM_CONVERTRESULT_STARTFROMSAVESTATENOTSUPPORTED,
 };
 
+inline const char * EFCM_CONVERTRESULT_message(EFCM_CONVERTRESULT e)
+{
+	static const char * errmsg[] = {
+		"Success",
+		"Failed to open input file",
+		"This is a 'version 1' movie file. These are not supported yet.",
+		"This is an unsupported ancient version",
+		"Movies starting from savestates are not supported"
+	};
+
+	return errmsg[e];
+}
+
 EFCM_CONVERTRESULT convert_fcm(MovieData& md, std::string fname);
 
 #endif
\ No newline at end of file
diff --git a/src/utils/xstring.cpp b/src/utils/xstring.cpp
index a2bd38a6..af7edca4 100644
--- a/src/utils/xstring.cpp
+++ b/src/utils/xstring.cpp
@@ -470,3 +470,16 @@ std::string stditoa(int n)
 	return tempbuf;
 }
 
+
+std::string readNullTerminatedAscii(std::istream* is)
+{
+	std::string ret;
+	ret.reserve(50);
+	for(;;) 
+	{
+		int c = is->get();
+		if(c == 0) break;
+		else ret += (char)c;
+	}
+	return ret;
+}
\ No newline at end of file
diff --git a/src/utils/xstring.h b/src/utils/xstring.h
index 58442604..19563cef 100644
--- a/src/utils/xstring.h
+++ b/src/utils/xstring.h
@@ -57,6 +57,8 @@ char *U16ToHexStr(uint16 a);
 
 std::string stditoa(int n);
 
+std::string readNullTerminatedAscii(std::istream* is);
+
 //extracts a decimal uint from an istream
 template<typename T> T templateIntegerDecFromIstream(std::istream* is)
 {