fix for memory leak playing animations.

source/blender/windowmanager/intern/wm_playanim.c

@@ -941,6 +941,9 @@ void playanim(int argc, const char **argv)
 	pupdate_time();
 	ptottime = 0;
 
+	/* newly added in 2.6x, without this images never get freed */
+#define USE_IMB_CACHE
+
 	while (ps.go) {
 		if (ps.pingpong)
 			ps.direction = -ps.direction;
@@ -967,8 +970,9 @@ void playanim(int argc, const char **argv)
 		if (ptottime > 0.0) ptottime = 0.0;
 
 		while (ps.picture) {
+#ifndef USE_IMB_CACHE
 			if (ibuf != NULL && ibuf->ftype == 0) IMB_freeImBuf(ibuf);
-
+#endif
 			if (ps.picture->ibuf) {
 				ibuf = ps.picture->ibuf;
 			}
@@ -984,6 +988,11 @@ void playanim(int argc, const char **argv)
 			}
 
 			if (ibuf) {
+
+#ifdef USE_IMB_CACHE
+				ps.picture->ibuf = ibuf;
+#endif
+
 				BLI_strncpy(ibuf->name, ps.picture->name, sizeof(ibuf->name));
 
 				/* why only windows? (from 2.4x) - campbell */
@@ -1101,7 +1110,10 @@ void playanim(int argc, const char **argv)
 #endif /* WITH_QUICKTIME */
 
 	/* cleanup */
+#ifndef USE_IMB_CACHE
 	if (ibuf) IMB_freeImBuf(ibuf);
+#endif
+
 	BLI_freelistN(&picsbase);
 #if 0 // XXX25
 	free_blender();
@@ -1115,7 +1127,10 @@ void playanim(int argc, const char **argv)
 
 	totblock = MEM_get_memory_blocks_in_use();
 	if (totblock != 0) {
+		/* prints many bAKey, bArgument's which are tricky to fix */
+#if 0
 		printf("Error Totblock: %d\n", totblock);
 		MEM_printmemlist();
+#endif
 	}
 }

source/creator/creator.c

@@ -1270,11 +1270,6 @@ int main(int argc, const char **argv)
 
 	BLI_threadapi_init();
 
-	RNA_init();
-	RE_engines_init();
-
-	init_nodesystem();
-	
 	initglobals();  /* blender.c */
 
 	IMB_init();
@@ -1295,6 +1290,15 @@ int main(int argc, const char **argv)
 	BLI_argsParse(ba, 1, NULL, NULL);
 #endif
 
+
+	/* after level 1 args, this is so playanim skips RNA init */
+	RNA_init();
+
+	RE_engines_init();
+	init_nodesystem();
+	/* end second init */
+
+
 #if defined(WITH_PYTHON_MODULE) || defined(WITH_HEADLESS)
 	G.background = 1; /* python module mode ALWAYS runs in background mode (for now) */
 #else