diff -Naur wargus-2.4.1/wartool.cpp wargus-2.4.1.patched/wartool.cpp
--- wargus-2.4.1/wartool.cpp	2016-11-08 10:26:25.000000000 -0500
+++ wargus-2.4.1.patched/wartool.cpp	2021-11-19 15:04:56.300380502 -0500
@@ -1901,25 +1901,27 @@
 int ConvertMusic(void)
 {
 	struct stat st;
-	char buf[1024];
+	char buf[8192] = {'\0'};
 	char *cmd;
+	int cmdlen;
 	int ret, i;
 	int count = 0;
 
 	for ( i = 0; MusicNames[i]; ++i ) {
-		sprintf(buf, "%s/%s/%s.wav", Dir, MUSIC_PATH, MusicNames[i]);
+		snprintf(buf, 4095, "%s/%s/%s.wav", Dir, MUSIC_PATH, MusicNames[i]);
 		CheckPath(buf);
 
 		if (stat(buf, &st))
 			continue;
 
-		cmd = (char*) calloc(strlen("ffmpeg2theora --optimize \"") + strlen(buf) + strlen("\" -o \"") + strlen(buf) + strlen("\"") + 1, 1);
+		cmdlen = strlen("ffmpeg -y -i \"") + strlen(buf) + strlen("\" \"") + strlen(buf) + strlen("\" ");
+		cmd = (char*) calloc(cmdlen + 1, 1);
 		if (!cmd) {
 			fprintf(stderr, "Memory error\n");
 			exit(-1);
 		}
 
-		sprintf(cmd, "ffmpeg2theora --optimize \"%s\" -o \"%s/%s/%s.ogg\"", buf, Dir, MUSIC_PATH, MusicNames[i]);
+		snprintf(cmd, cmdlen, "ffmpeg -y -i \"%s\" \"%s/%s/%s.ogg\"", buf, Dir, MUSIC_PATH, MusicNames[i]);
 
 		ret = system(cmd);
 
@@ -1927,7 +1929,7 @@
 		remove(buf);
 
 		if (ret != 0) {
-			printf("Can't convert wav sound %s to ogv format. Is ffmpeg2theora installed in PATH?\n", MusicNames[i]);
+			printf("Can't convert wav sound %s to ogg format. Is ffmpeg installed in PATH?\n", MusicNames[i]);
 			fflush(stdout);
 		}
 
@@ -1941,13 +1943,14 @@
 			if (stat(buf, &st))
 				continue;
 
-			cmd = (char*) calloc(strlen("ffmpeg2theora --optimize \"") + strlen(buf) + strlen("\" -o \"") + strlen(buf) + strlen("\"") + 1, 1);
+			cmdlen = strlen("ffmpeg -y -i \"") + strlen(buf) + strlen("\" \"") + strlen(buf) + strlen("\" ");
+			cmd = (char*) calloc(cmdlen + 1, 1);
 			if (!cmd) {
 				fprintf(stderr, "Memory error\n");
 				exit(-1);
 			}
 
-			sprintf(cmd, "ffmpeg2theora --optimize \"%s\" -o \"%s/%s/%s.ogg\"", buf, Dir, MUSIC_PATH, BNEMusicNames[i]);
+			snprintf(cmd, cmdlen, "ffmpeg -y -i \"%s\" \"%s/%s/%s.ogg\"", buf, Dir, MUSIC_PATH, BNEMusicNames[i]);
 
 			ret = system(cmd);
 
@@ -1955,7 +1958,7 @@
 			remove(buf);
 
 			if (ret != 0) {
-				printf("Can't convert wav sound %s to ogv format. Is ffmpeg2theora installed in PATH?\n", BNEMusicNames[i]);
+				printf("Can't convert wav sound %s to ogg format. Is ffmpeg installed in PATH?\n", BNEMusicNames[i]);
 				fflush(stdout);
 			}
 
@@ -1979,13 +1982,15 @@
 int ConvertVideo(const char* file, int video, bool justconvert = false)
 {
 	unsigned char* vidp;
-	char buf[1024];
+	char buf[8192] = {'\0'};
 	char* cmd;
 	FILE* f;
 	size_t l;
 	int ret;
+	int cmdlen;
+	char outputfile[8192] = {'\0'};
 
-	sprintf(buf,"%s/%s.smk", Dir, file);
+	snprintf(buf,4095,"%s/%s.smk", Dir, file);
 	CheckPath(buf);
 	if (justconvert == false) {
 		vidp = ExtractEntry(ArchiveOffsets[video], &l);
@@ -2005,21 +2010,36 @@
 		fclose(f);
 	}
 
-	cmd = (char*) calloc(strlen("ffmpeg2theora --optimize \"") + strlen(buf) + strlen("\" -o \"") + strlen(buf) + strlen("\"") + 1, 1);
+	if (CDType & CD_BNE) {
+		cmdlen = strlen("ffmpeg -y -i \"") + strlen(buf) + strlen("\" -codec:v libtheora -qscale:v 31 -codec:a libvorbis -qscale:a 15 -pix_fmt yuv420p -aspect 4:3 -vf scale=640x0,setsar=1:1 \"") + strlen(buf) + strlen("\" ");
+	} else {
+		cmdlen = strlen("ffmpeg -y -i \"") + strlen(buf) + strlen("\" -codec:v libtheora -qscale:v 31 -codec:a libvorbis -qscale:a 15 -pix_fmt yuv420p \"") + strlen(buf) + strlen("\" ");
+	}
+	cmd = (char*) calloc(cmdlen + 1, 1);
 	if (!cmd) {
 		fprintf(stderr, "Memory error\n");
 		exit(-1);
 	}
 
-	sprintf(cmd, "ffmpeg2theora --optimize \"%s/%s.smk\" -o \"%s/%s.ogv\"", Dir, file, Dir, file);
-
+	if (CDType & CD_BNE) {
+		snprintf(cmd, cmdlen, "ffmpeg -y -i \"%s/%s.smk\" -codec:v libtheora -qscale:v 31 -codec:a libvorbis -qscale:a 15 -pix_fmt yuv420p -aspect 4:3 -vf scale=640:0,setsar=1:1 \"%s/%s.ogv\"", Dir, file, Dir, file);
+	} else {
+		snprintf(cmd, cmdlen, "ffmpeg -y -i \"%s/%s.smk\" -codec:v libtheora -qscale:v 31 -codec:a libvorbis -qscale:a 15 -pix_fmt yuv420p \"%s/%s.ogv\"", Dir, file, Dir, file);
+	}
+	printf("%s\n", cmd);
 	ret = system(cmd);
 
 	free(cmd);
 	remove(buf);
 
 	if (ret != 0) {
-		printf("Can't convert video %s to ogv format. Is ffmpeg2theora installed in PATH?\n", file);
+		sprintf(outputfile, "%s/%s.ogv", Dir, file);
+#ifdef WIN32
+		_unlink(outputfile);
+#else
+		unlink(outputfile);
+#endif
+		printf("Can't convert video %s to ogv format. Is ffmpeg installed in PATH?\n", file);
 		fflush(stdout);
 		return ret;
 	}