(svn r23981) -Codechange: reduce GRF size by a few percent by letting GRFCodec determine the best compression

Makefile.grf.in

@@ -66,7 +66,7 @@ $(OBJS_DIR)/openttd.grf: $(PNG_FILES) $(NFO_FILES) $(OBJS_DIR)/sprites
 	$(Q) gcc -I$(GRF_DIR) -C -E - < "$(GRF_DIR)/openttd.nfo" | sed -e '/^#/d' -e '/^$$/d' > $(OBJS_DIR)/sprites/openttd.nfo
 	$(Q) $(NFORENUM) -s $(OBJS_DIR)/sprites/openttd.nfo
 	$(E) '$(STAGE) Compiling openttd.grf'
-	$(Q) $(GRFCODEC) -s -e -p1 $(OBJS_DIR)/openttd.grf
+	$(Q) $(GRFCODEC) -n -s -e -p1 $(OBJS_DIR)/openttd.grf
 
 # Clean up temporary files.
 clean:

bin/baseset/orig_dos.obg

@@ -55,7 +55,7 @@ TRGI.GRF     = da6a6c9dcc451eec88d79211437b76a8
 TRGC.GRF     = ed446637e034104c5559b32c18afe78d
 TRGH.GRF     = ee6616fb0e6ef6b24892c58c93d86fc9
 TRGT.GRF     = e30e8a398ae86c03dc534a8ac7dfb3b6
-OPENTTD.GRF  = 8bcc7d7b6c7fdfba27af872743e9efd6
+OPENTTD.GRF  = 541d8a4fa650334dae5f67dc8d122f65
 
 [origin]
 default      = You can find it on your Transport Tycoon Deluxe CD-ROM.

bin/baseset/orig_dos_de.obg

@@ -55,7 +55,7 @@ TRGI.GRF     = da6a6c9dcc451eec88d79211437b76a8
 TRGC.GRF     = ed446637e034104c5559b32c18afe78d
 TRGH.GRF     = ee6616fb0e6ef6b24892c58c93d86fc9
 TRGT.GRF     = fcde1d7e8a74197d72a62695884b909e
-OPENTTD.GRF  = 8bcc7d7b6c7fdfba27af872743e9efd6
+OPENTTD.GRF  = 541d8a4fa650334dae5f67dc8d122f65
 
 [origin]
 default      = You can find it on your Transport Tycoon Deluxe CD-ROM.

bin/baseset/orig_win.obg

@@ -55,7 +55,7 @@ TRGIR.GRF    = 0c2484ff6be49fc63a83be6ab5c38f32
 TRGCR.GRF    = 3668f410c761a050b5e7095a2b14879b
 TRGHR.GRF    = 06bf2b7a31766f048baac2ebe43457b1
 TRGTR.GRF    = de53650517fe661ceaa3138c6edb0eb8
-OPENTTD.GRF  = 8bcc7d7b6c7fdfba27af872743e9efd6
+OPENTTD.GRF  = 541d8a4fa650334dae5f67dc8d122f65
 
 [origin]
 default      = You can find it on your Transport Tycoon Deluxe CD-ROM.

config.lib

@@ -3120,9 +3120,9 @@ detect_grfcodec() {
 	log 2 "  returned $version"
 	log 2 "  exit code $ret"
 
-	if [ -z "$version" ] || [ "$ret" != "0" ] || [ "$version" -lt "897" ]; then
-		if [ -n "$version" ] && [ "$version" -lt "897" ]; then
-			log 1 "checking grfcodec... needs at least version 5.1.4 (r897), disabled"
+	if [ -z "$version" ] || [ "$ret" != "0" ] || [ "$version" -lt "904" ]; then
+		if [ -n "$version" ] && [ "$version" -lt "904" ]; then
+			log 1 "checking grfcodec... needs at least version 5.1.4 (r904), disabled"
 		else
 			log 1 "checking grfcodec... not found"
 		fi