Currently libbpg is only available as a static library.
--- /dev/null
+8b97327d7bd9af41e88daa226e8791d797e6ff1ac01fe3ab25e2a64e193d80b51364ff76371dc9b99fa19da2d5d3e9301b5a2fe396b4014601175f5e8d0274ba libbpg-0.9.4.tar.gz
--- /dev/null
+--- libbpg-0.9.4/Makefile.old 2015-01-07 15:41:29.030598098 -0500
++++ libbpg-0.9.4/Makefile 2015-01-07 15:51:18.146608993 -0500
+@@ -36,7 +36,7 @@
+
+ PWD:=$(shell pwd)
+
+-CFLAGS:=-Os -Wall -MMD -fno-asynchronous-unwind-tables -fdata-sections -ffunction-sections -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -fomit-frame-pointer
++CFLAGS+=-Os -Wall -MMD -fno-asynchronous-unwind-tables -fdata-sections -ffunction-sections -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -fomit-frame-pointer
+ CFLAGS+=-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_REENTRANT
+ CFLAGS+=-I.
+ CFLAGS+=-DCONFIG_BPG_VERSION=\"$(shell cat VERSION)\"
--- /dev/null
+# BPG
+BPG_VERSION := 0.9.4
+BPG_URL := http://bellard.org/bpg/libbpg-$(BPG_VERSION).tar.gz
+
+# default disabled
+# PKGS += bpg
+
+$(TARBALLS)/libbpg-$(BPG_VERSION).tar.gz:
+ $(call download,$(BPG_URL))
+
+.sum-bpg: libbpg-$(BPG_VERSION).tar.gz
+
+bpg: libbpg-$(BPG_VERSION).tar.gz .sum-bpg
+ $(UNPACK)
+ $(APPLY) $(SRC)/bpg/pic.patch
+ $(MOVE)
+
+.bpg: bpg
+ cd $< && $(HOSTVARS_PIC) $(MAKE) libbpg.a
+ mkdir -p $(PREFIX)/include/ && cp $</libbpg.h $(PREFIX)/include/
+ mkdir -p $(PREFIX)/lib/ && cp $</libbpg.a $(PREFIX)/lib/
+ touch $@