o Fix regression with Mac versions

o Normalize GIDs and GTypes
o Introduce MD5-based game detection. Now only 2 games should be ordered.
  Linux demo should go before Win32 newer demo
o Fix sound in Mac versions

svn-id: r16262

8 files changed, 251 insertions, 54 deletions

diff --git a/saga/animation.cpp b/saga/animation.cpp
index 4c01edf219..c3cb9a2054 100644
--- a/saga/animation.cpp
+++ b/saga/animation.cpp
@@ -468,7 +468,7 @@ int Anim::ITE_DecodeFrame(const byte *resdata, size_t resdata_len, size_t frame_
 
 
 	fh.x_start = readS.readUint16BE();
-	if (IS_MAC_VERSION)
+	if (_vm->_features & GF_BIG_ENDIAN_DATA)
 		fh.y_start = readS.readUint16BE();
 	else
 		fh.y_start = readS.readByte();
@@ -523,7 +523,7 @@ int Anim::ITE_DecodeFrame(const byte *resdata, size_t resdata_len, size_t frame_
 		case SAGA_FRAME_ROW_END: // End of row
 			x_vector = readS.readSint16BE();
 			
-			if (IS_MAC_VERSION)
+			if (_vm->_features & GF_BIG_ENDIAN_DATA)
 				new_row = readS.readSint16BE();
 			else
 				new_row = readS.readByte();
@@ -883,7 +883,7 @@ int Anim::getFrameOffset(const byte *resdata, size_t resdata_len, uint16 find_fr
 				break;
 			case SAGA_FRAME_ROW_END: // End of row marker
 				readS.readSint16BE();
-				if (IS_MAC_VERSION)
+				if (_vm->_features & GF_BIG_ENDIAN_DATA)
 					readS.readSint16BE();
 				else
 					readS.readByte();
diff --git a/saga/animation.h b/saga/animation.h
index 1fafe892f3..c800534fd0 100644
--- a/saga/animation.h
+++ b/saga/animation.h
@@ -31,7 +31,7 @@ namespace Saga {
 #define MAX_ANIMATIONS 7
 #define DEFAULT_FRAME_TIME 140
 
-#define SAGA_FRAME_HEADER_LEN (IS_MAC_VERSION ? 13 : 12)
+#define SAGA_FRAME_HEADER_LEN (_vm->_features & GF_MAC_RESOURCES ? 13 : 12)
 
 #define SAGA_FRAME_START 0xF
 #define SAGA_FRAME_END 0x3F
diff --git a/saga/game.cpp b/saga/game.cpp
index 0ad7e53c80..572274adc6 100644
--- a/saga/game.cpp
+++ b/saga/game.cpp
@@ -24,9 +24,11 @@
 // Game detection, general game parameters
 
 #include "saga/saga.h"
+
 #include "common/file.h"
-#include "base/gameDetector.h"
+#include "common/md5.h"
 #include "base/plugins.h"
+#include "base/gameDetector.h"
 #include "backends/fs/fs.h"
 
 #include "saga/rscfile_mod.h"
@@ -55,22 +57,21 @@ static GAME_SOUNDINFO ITEDEMO_GameSound = {
 	GAME_SOUND_VOC, 0, 0, 0
 };
 
-// Inherit the Earth - MAC Wyrmkeep Demo version
-static GAME_FILEDESC ITEMACDEMO_GameFiles[] = {
-	{"ITED.RSC", GAME_RESOURCEFILE},
-	{"SCRIPTSD.RSC", GAME_SCRIPTFILE},
-	{"SOUNDSD.RSC", GAME_SOUNDFILE},
-	{"VOICESD.RSC", GAME_VOICEFILE},
-	{"MUSICD.RSC", GAME_MUSICFILE}
-};
-
 static GAME_FONTDESC ITEMACDEMO_GameFonts[] = {
 	{GAME_FONT_MEDIUM, 0},
 	{GAME_FONT_SMALL, 2}
 }; 
 
-// Inherit the Earth - win32 Wyrmkeep Linux Demo version
-static GAME_FILEDESC ITEWINDEMO_GameFiles[] = {
+// Inherit the Earth - Wyrmkeep Win32 Demo version
+static GAME_FILEDESC ITEWINDEMO2_GameFiles[] = {
+	{"ITED.RSC", GAME_RESOURCEFILE},
+	{"SCRIPTSD.RSC", GAME_SCRIPTFILE},
+	{"SOUNDSD.RSC", GAME_SOUNDFILE},
+	{"VOICESD.RSC", GAME_VOICEFILE}
+};
+
+// Inherit the Earth -  Wyrmkeep Linux Demo version
+static GAME_FILEDESC ITELINDEMO_GameFiles[] = {
 	{"ITED.RSC", GAME_RESOURCEFILE},
 	{"SCRIPTSD.RSC", GAME_SCRIPTFILE},
 	{"SOUNDSD.RSC", GAME_SOUNDFILE},
@@ -83,8 +84,17 @@ static GAME_FONTDESC ITEWINDEMO_GameFonts[] = {
 	{GAME_FONT_SMALL, 2}
 }; 
 
+// Inherit the Earth - Mac Wyrmkeep version
+static GAME_FILEDESC ITEMACCD_GameFiles[] = {
+	{"ite.rsc", GAME_RESOURCEFILE},
+	{"scripts.rsc", GAME_SCRIPTFILE},
+	{"sounds.rsc", GAME_SOUNDFILE},
+	{"Inherit the Earth Voices", GAME_VOICEFILE},
+	{"music.rsc", GAME_MUSICFILE}
+};
+
 // Inherit the Earth - win32 Wyrmkeep Demo version older release
-static GAME_FILEDESC ITEWINDEMOOld_GameFiles[] = {
+static GAME_FILEDESC ITEWINDEMO1_GameFiles[] = {
 	{"ITED.RSC", GAME_RESOURCEFILE},
 	{"SCRIPTSD.RSC", GAME_SCRIPTFILE},
 	{"SOUNDSD.RSC", GAME_SOUNDFILE},
@@ -181,12 +191,74 @@ static GAME_SOUNDINFO IHNM_GameSound = {
 	GAME_SOUND_WAV, 0, 0, 0
 };
 
+struct GAME_MD5 {
+	GAME_IDS id;
+	const char *md5;
+	const char *filename;
+	uint32 len;
+};
+
+static GAME_MD5 game_md5[] = {
+	{ GID_ITE_DISK_G,   "8f4315a9bb10ec839253108a032c8b54", "ite.rsc", 5000 },
+	{ GID_ITE_DISK_G,   "516f7330f8410057b834424ea719d1ef", "scripts.rsc", 5000 },
+	{ GID_ITE_DISK_G,   "c46e4392fcd2e89bc91e5567db33b62d", "voices.rsc", 5000 },
+
+	{ GID_ITE_CD_G,     "8f4315a9bb10ec839253108a032c8b54", "ite.rsc", 5000 },
+	{ GID_ITE_CD_G,     "a891405405edefc69c9d6c420c868b84", "scripts.rsc", 5000 },
+	{ GID_ITE_CD_G,     "e2ccb61c325d6d1ead3be0e731fe29fe", "sounds.rsc", 5000 },
+	{ GID_ITE_CD_G,     "41bb6b95d792dde5196bdb78740895a6", "voices.rsc", 5000 },
+
+	{ GID_ITE_DEMO_G,   "986c79c4d2939dbe555576529fd37932", "ite.rsc", 5000 },
+	{ GID_ITE_DEMO_G,   "d5697dd3240a3ceaddaa986c47e1a2d7", "scripts.rsc", 5000 },
+	{ GID_ITE_DEMO_G,   "c58e67c506af4ffa03fd0aac2079deb0", "voices.rsc", 5000 },
+
+	{ GID_ITE_MACCD,    "4f7fa11c5175980ed593392838523060", "ite.rsc", 5000 },
+	{ GID_ITE_MACCD,    "adf1f46c1d0589083996a7060c798ad0", "scripts.rsc", 5000 },
+	{ GID_ITE_MACCD,    "1a91cd60169f367ecb6c6e058d899b2f", "music.rsc", 5000 },
+	{ GID_ITE_MACCD,    "95863b89a0916941f6c5e1789843ba14", "sounds.rsc", 5000 },
+	{ GID_ITE_MACCD,    "c14c4c995e7a0d3828e3812a494301b7", "Inherit the Earth Voices", 5000 },
+
+	{ GID_ITE_DISK_DE,  "869fc23c8f38f575979ec67152914fee", "ite.rsc", 5000 },
+	{ GID_ITE_DISK_DE,  "516f7330f8410057b834424ea719d1ef", "scripts.rsc", 5000 },
+	{ GID_ITE_DISK_DE,  "0c9113e630f97ef0996b8c3114badb08", "voices.rsc", 5000 },
+
+	{ GID_ITE_WINDEMO2, "3a450852cbf3c80773984d565647e6ac", "ited.rsc", 5000 },
+	{ GID_ITE_WINDEMO2, "3f12b67fa93e56e1a6be39d2921d80bb", "scriptsd.rsc", 5000 },
+	{ GID_ITE_WINDEMO2, "95a6c148e22e99a8c243f2978223583c", "soundsd.rsc", 5000 },
+	{ GID_ITE_WINDEMO2, "e139d86bab2ee8ba3157337f894a92d4", "voicesd.rsc", 5000 },
+
+	{ GID_ITE_LINDEMO,  "3a450852cbf3c80773984d565647e6ac", "ited.rsc", 5000 },
+	{ GID_ITE_LINDEMO,  "3f12b67fa93e56e1a6be39d2921d80bb", "scriptsd.rsc", 5000 },
+	{ GID_ITE_LINDEMO,  "d6454756517f042f01210458abe8edd4", "musicd.rsc", 5000 },
+	{ GID_ITE_LINDEMO,  "95a6c148e22e99a8c243f2978223583c", "soundsd.rsc", 5000 },
+	{ GID_ITE_LINDEMO,  "e139d86bab2ee8ba3157337f894a92d4", "voicesd.rsc", 5000 },
+
+	{ GID_ITE_MACDEMO2, "addfc9d82bc2fa1f4cab23743c652c08", "ited.rsc", 5000 },
+	{ GID_ITE_MACDEMO2, "fded5c59b8b7c5976229f960d21e6b0b", "scriptsd.rsc", 5000 },
+	{ GID_ITE_MACDEMO2, "495bdde51fd9f4bea2b9c911091b1ab2", "musicd.rsc", 5000 },
+	{ GID_ITE_MACDEMO2, "b3a831fbed337d1f1300fee1dd474f6c", "soundsd.rsc", 5000 },
+	{ GID_ITE_MACDEMO2, "e139d86bab2ee8ba3157337f894a92d4", "voicesd.rsc", 5000 },
+
+	{ GID_ITE_WINDEMO1, "3a450852cbf3c80773984d565647e6ac", "ited.rsc", 5000 },
+	{ GID_ITE_WINDEMO1, "3f12b67fa93e56e1a6be39d2921d80bb", "scriptsd.rsc", 5000 },
+	{ GID_ITE_WINDEMO1, "a741139dd7365a13f463cd896ff9969a", "soundsd.rsc", 5000 },
+	{ GID_ITE_WINDEMO1, "0759eaf5b64ae19fd429920a70151ad3", "voicesd.rsc", 5000 },
+
+	{ GID_ITE_MACDEMO1, "addfc9d82bc2fa1f4cab23743c652c08", "ited.rsc", 5000 },
+	{ GID_ITE_MACDEMO1, "fded5c59b8b7c5976229f960d21e6b0b", "scriptsd.rsc", 5000 },
+	{ GID_ITE_MACDEMO1, "1a91cd60169f367ecb6c6e058d899b2f", "musicd.rsc", 5000 },
+	{ GID_ITE_MACDEMO1, "b3a831fbed337d1f1300fee1dd474f6c", "soundsd.rsc", 5000 },
+	{ GID_ITE_MACDEMO1, "e139d86bab2ee8ba3157337f894a92d4", "voicesd.rsc", 5000 },
+};
+
+static bool gameMD5check(int descNum);
+
 static GAMEDESC GameDescs[] = {
 	// Inherit the earth - DOS Demo version
 	{
 		"ite-demo",
 		GType_ITE,
-		GID_ITE_DEMO, // Game id
+		GID_ITE_DEMO_G, // Game id
 		"Inherit the Earth (DOS Demo)", // Game title
 		320, 200, // Logical resolution
 		137, // Scene viewport height
@@ -201,55 +273,108 @@ static GAMEDESC GameDescs[] = {
 	},
 
 	// Inherit the earth - MAC Demo version
-	// Note: it should be before win32 version ???
 	{
 		"ite-demo",
 		GType_ITE,
-		GID_ITE_MACDEMO,
+		GID_ITE_MACDEMO2,
 		"Inherit the Earth (MAC Demo)",
 		320, 200,
 		137,
 		ITE_DEFAULT_SCENE,
 		&ITE_Resources,
-		ARRAYSIZE(ITEMACDEMO_GameFiles),
-		ITEMACDEMO_GameFiles,
+		ARRAYSIZE(ITEWINDEMO2_GameFiles),
+		ITEWINDEMO2_GameFiles,
+		ARRAYSIZE(ITEMACDEMO_GameFonts),
+		ITEMACDEMO_GameFonts,
+		&ITECD_GameSound,
+		GF_VOX_VOICES | GF_BIG_ENDIAN_DATA | GF_MAC_RESOURCES
+	},
+
+	// Inherit the earth - early MAC Demo version
+	{
+		"ite-demo",
+		GType_ITE,
+		GID_ITE_MACDEMO1,
+		"Inherit the Earth (early MAC Demo)",
+		320, 200,
+		137,
+		ITE_DEFAULT_SCENE,
+		&ITE_Resources,
+		ARRAYSIZE(ITEWINDEMO2_GameFiles),
+		ITEWINDEMO2_GameFiles,
+		ARRAYSIZE(ITEMACDEMO_GameFonts),
+		ITEMACDEMO_GameFonts,
+		&ITECD_GameSound,
+		GF_BIG_ENDIAN_DATA | GF_MAC_RESOURCES
+	},
+
+	// Inherit the earth - MAC CD Wyrmkeep version
+	{
+		"ite",
+		GType_ITE,
+		GID_ITE_MACCD,
+		"Inherit the Earth (MAC CD)",
+		320, 200,
+		137,
+		ITE_DEFAULT_SCENE,
+		&ITE_Resources,
+		ARRAYSIZE(ITEMACCD_GameFiles),
+		ITEMACCD_GameFiles,
 		ARRAYSIZE(ITEMACDEMO_GameFonts),
 		ITEMACDEMO_GameFonts,
 		&ITECD_GameSound,
-		GF_VOX_VOICES | GF_BIG_ENDIAN_DATA			
+		GF_BIG_ENDIAN_DATA | GF_MAC_RESOURCES
 	},
 
 	// Inherit the earth - Linux Demo version
-	// Note: it should be before win32 version
+	// Note: it should be before GID_ITE_WINDEMO2 version
 	{
 		"ite-demo",
 		GType_ITE,
-		GID_ITE_WINDEMO,
+		GID_ITE_LINDEMO,
 		"Inherit the Earth (Linux Demo)",
 		320, 200,
 		137,
 		ITE_DEFAULT_SCENE,
 		&ITE_Resources,
-		ARRAYSIZE(ITEWINDEMO_GameFiles),
-		ITEWINDEMO_GameFiles,
+		ARRAYSIZE(ITELINDEMO_GameFiles),
+		ITELINDEMO_GameFiles,
 		ARRAYSIZE(ITECD_GameFonts),
 		ITECD_GameFonts,
 		&ITECD_GameSound,
 		GF_VOX_VOICES
 	},
 	
-	// Inherit the earth - Win32 Demo version
+	// Inherit the earth - Linux Demo version
 	{
 		"ite-demo",
 		GType_ITE,
-		GID_ITE_WINDEMO,
+		GID_ITE_WINDEMO2,
 		"Inherit the Earth (Win32 Demo)",
 		320, 200,
 		137,
 		ITE_DEFAULT_SCENE,
 		&ITE_Resources,
-		ARRAYSIZE(ITEWINDEMOOld_GameFiles),
-		ITEWINDEMO_GameFiles,
+		ARRAYSIZE(ITEWINDEMO2_GameFiles),
+		ITEWINDEMO2_GameFiles,
+		ARRAYSIZE(ITECD_GameFonts),
+		ITECD_GameFonts,
+		&ITECD_GameSound,
+		GF_VOX_VOICES
+	},
+	
+	// Inherit the earth - Win32 Demo version
+	{
+		"ite-demo",
+		GType_ITE,
+		GID_ITE_WINDEMO1,
+		"Inherit the Earth (early Win32 Demo)",
+		320, 200,
+		137,
+		ITE_DEFAULT_SCENE,
+		&ITE_Resources,
+		ARRAYSIZE(ITEWINDEMO1_GameFiles),
+		ITEWINDEMO1_GameFiles,
 		ARRAYSIZE(ITEWINDEMO_GameFonts),
 		ITEWINDEMO_GameFonts,
 		&ITECD_GameSound,
@@ -257,12 +382,11 @@ static GAMEDESC GameDescs[] = {
 	},
 	
 	// Inherit the earth - CD version
-	// NOTE: it should be before floppy version
 	{
 		"ite",
 		GType_ITE,
-		GID_ITE_CD,
-		"Inherit the Earth (DOS CD Version)",
+		GID_ITE_CD_G,
+		"Inherit the Earth (DOS/Win32 CD Version)",
 		320, 200,
 		137,
 		ITE_DEFAULT_SCENE,
@@ -275,12 +399,30 @@ static GAMEDESC GameDescs[] = {
 		0
 	},
 
+	// Inherit the earth - German Floppy version
+	{
+		"ite",
+		GType_ITE,
+		GID_ITE_DISK_DE,
+		"Inherit the Earth (De DOS Floppy)",
+		320, 200,
+		137,
+		ITE_DEFAULT_SCENE,
+		&ITE_Resources,
+		ARRAYSIZE(ITEDISK_GameFiles),
+		ITEDISK_GameFiles,
+		ARRAYSIZE(ITEDISK_GameFonts),
+		ITEDISK_GameFonts,
+		&ITE_GameSound,
+		GF_LANG_DE
+	},
+
 	// Inherit the earth - Disk version
 	{
 		"ite",
 		GType_ITE,
-		GID_ITE_DISK,
-		"Inherit the Earth (DOS)",
+		GID_ITE_DISK_G,
+		"Inherit the Earth (DOS Floppy)",
 		320, 200,
 		137,
 		ITE_DEFAULT_SCENE,
@@ -481,6 +623,10 @@ int SagaEngine::detectGame(uint16 *game_n_p) {
 		// game
 		if (file_missing) {
 			continue;
+		} else {
+			debug(0, "Pre-Found game: %s", GameDescs[game_n].gd_title);
+			if (!gameMD5check(game_n))
+				continue;
 		}
 
 		debug(0, "Found game: %s", GameDescs[game_n].gd_title);
@@ -505,6 +651,10 @@ int SagaEngine::loadGame(uint16 game_n) {
 	GameModule.game_number = game_n;
 	GameModule.gamedesc = &GameDescs[game_n];
 
+	_gameId = GameModule.gamedesc->gd_game_id;
+	_gameType = GameModule.gamedesc->gd_game_type;
+	_features = GameModule.gamedesc->features;
+
 	game_filect = GameDescs[game_n].gd_filect;
 	
 	GameModule.gfile_data = (GAME_FILEDATA *)malloc(game_filect * sizeof *GameModule.gfile_data);
@@ -532,10 +682,6 @@ int SagaEngine::loadGame(uint16 game_n) {
 	GameModule.gd_fontct = GameDescs[game_n].gd_fontct;
 	GameModule.gd_fontdescs = GameDescs[game_n].gd_fontdescs;
 
-	_gameId = GameModule.gamedesc->gd_game_id;
-	_gameType = GameModule.gamedesc->gd_game_type;
-	_features = GameModule.gamedesc->features;
-
 	return SUCCESS;
 }
 
@@ -579,4 +725,32 @@ int SagaEngine::getSceneInfo(GAME_SCENEDESC *gs_desc) {
 	return SUCCESS;
 }
 
+static bool gameMD5check(int descNum) {
+	bool result = true;
+	char md5str[32+1];
+	uint8 md5sum[16];
+
+	for (int i = 0; i < ARRAYSIZE(game_md5); i++) {
+		if (game_md5[i].id == GameDescs[descNum].gd_game_id) {
+			if (md5_file(game_md5[i].filename, md5sum, NULL, game_md5[i].len)) {
+				for (int j = 0; j < 16; j++) {
+					sprintf(md5str + j*2, "%02x", (int)md5sum[j]);
+				}
+				
+				if (strcmp(game_md5[i].md5, md5str)) {
+					result = false;
+					debug(0, "!MD5 for %s wrong", game_md5[i].filename);
+					break;
+				} else {
+					debug(0, "MD5 for %s correct", game_md5[i].filename);
+				}
+			} else {
+				result = false;
+			}
+		}
+	}
+
+	return result;
+}
+
 } // End of namespace Saga
diff --git a/saga/music.cpp b/saga/music.cpp
index 26eee9df4d..79fb33f89b 100644
--- a/saga/music.cpp
+++ b/saga/music.cpp
@@ -138,7 +138,7 @@ void RAWInputStream::refill() {
 		if (len & 1)
 			len--;
 
-		if (IS_BIG_ENDIAN) {			
+		if (_vm->_features & GF_BIG_ENDIAN_DATA) {			
 			uint16 *ptr16 = (uint16 *)ptr;
 			for (uint32 i = 0; i < (len / 2); i++)
 				ptr16[i] = TO_BE_16(ptr16[i]);
diff --git a/saga/rscfile.cpp b/saga/rscfile.cpp
index b6b5f2b3ec..bbac90fdd1 100644
--- a/saga/rscfile.cpp
+++ b/saga/rscfile.cpp
@@ -264,7 +264,7 @@ int RSC_FreeResource(byte *resource_ptr) {
 int RSC_ConvertID(int id) {
 	int res = id;
 
-	if (IS_MAC_VERSION) {
+	if (_vm->_features & GF_MAC_RESOURCES) {
 		if (res > 1537)
 			res -= 2;
 		else if (res == 1535 || res == 1536) {
diff --git a/saga/saga.h b/saga/saga.h
index 2dbcef472b..9c6aa7b8da 100644
--- a/saga/saga.h
+++ b/saga/saga.h
@@ -90,17 +90,35 @@ struct CLICKAREA {
 
 
 #define IS_BIG_ENDIAN ((_vm->_features & GF_BIG_ENDIAN_DATA) != 0)
-#define IS_MAC_VERSION (_vm->_gameId == GID_ITE_MACDEMO)
 
 
 enum GAME_IDS {
-	GID_ITE_DEMO = 0,
-	GID_ITE_DISK = 1,
-	GID_ITE_CD = 2,
-	GID_IHNM_DEMO = 3,
-	GID_IHNM_CD = 4,
-	GID_ITE_WINDEMO = 5,
-	GID_ITE_MACDEMO = 6
+	// Dreamers Guild
+	GID_ITE_DEMO_G = 0,
+	GID_ITE_DISK_G,
+	GID_ITE_CD_G,
+	GID_ITE_MAC_G,  // TODO
+
+	// Wyrmkeep
+	//GID_ITE_CD,    // data for Win rerelease is same as in old DOS
+	GID_ITE_MACCD,
+	GID_ITE_WINDEMO1, // older Wyrmkeep windows demo
+	GID_ITE_MACDEMO1, // older Wyrmkeep mac demo
+	GID_ITE_LINDEMO,
+	GID_ITE_WINDEMO2,
+	GID_ITE_MACDEMO2,
+
+	// German
+	GID_ITE_DISK_DE,
+	GID_ITE_AMIGACD_DE, // TODO
+	GID_ITE_OLDMAC_DE,  // TODO
+	GID_ITE_AMIGA_FL_DE,
+	GID_ITE_CD_DE,      // don't have it
+	GID_ITE_AMIGA_AGA_DEMO,
+	GID_ITE_AMIGA_ECS_DEMO,
+
+	GID_IHNM_DEMO,
+	GID_IHNM_CD
 };
 
 enum GAME_FILETYPES {
@@ -133,7 +151,9 @@ enum GAME_FONT_IDS {
 
 enum GAME_FEATURES {
 	GF_VOX_VOICES = 1,
-	GF_BIG_ENDIAN_DATA = 2
+	GF_BIG_ENDIAN_DATA = 2,
+	GF_MAC_RESOURCES = 4,
+	GF_LANG_DE = 8
 };
 
 struct GAME_DISPLAYINFO {
diff --git a/saga/sound.cpp b/saga/sound.cpp
index 1b36ec1dbc..8fdf9d1e5e 100644
--- a/saga/sound.cpp
+++ b/saga/sound.cpp
@@ -164,8 +164,11 @@ int Sound::playSoundBuffer(PlayingSoundHandle *handle, SOUNDBUFFER *buf, int vol
 	if (loop)
 		flags |= SoundMixer::FLAG_LOOP;
 
-	if (buf->s_samplebits == 16)
-		flags |= (SoundMixer::FLAG_16BITS | SoundMixer::FLAG_LITTLE_ENDIAN);
+	if (buf->s_samplebits == 16) {
+		flags |= SoundMixer::FLAG_16BITS;
+		if (!(_vm->_features & GF_BIG_ENDIAN_DATA))
+			flags |= SoundMixer::FLAG_LITTLE_ENDIAN;
+	}
 	if (buf->s_stereo)
 		flags |= SoundMixer::FLAG_STEREO;
 	if (!buf->s_signed)
diff --git a/saga/sthread.cpp b/saga/sthread.cpp
index 799c16061e..8a00b0c7ec 100644
--- a/saga/sthread.cpp
+++ b/saga/sthread.cpp
@@ -762,7 +762,7 @@ int Script::SThreadRun(SCRIPT_THREAD *thread, int instr_limit) {
 				}
 				// now data contains last string index
 
-				if (_vm->_gameId == GID_ITE_DISK) { // special ITE dos
+				if (_vm->_gameId == GID_ITE_DISK_G) { // special ITE dos
 					if ((_vm->_scene->currentSceneNumber() == ITE_DEFAULT_SCENE) && (data >= 288) && (data <= (SCENE1_VOICE_138 - SCENE1_VOICE_009 + 288))) {
 						sampleResourceId = SCENE1_VOICE_009 + data - 288;
 					}