[depends] add opus audio codec

tools/depends/target/Makefile

@@ -9,7 +9,7 @@ DEPENDS = \
 	libgcrypt bzip2 liblzo2 libzip freetype2 fontconfig \
 	openssl gmp nettle gnutls libssh2 curl \
 	libjpeg-turbo tiff jasper libpng \
-	libogg libvorbis libflac fribidi libmpeg2 \
+	libogg libvorbis libflac opus fribidi libmpeg2 \
 	libass \
 	libmodplug librtmp libxml2 yajl libmicrohttpd mysql libffi \
 	python26 afpfs-ng libshairplay \
@@ -97,7 +97,7 @@ nettle: gmp
 pythonmodule-pil: $(ZLIB) libjpeg-turbo libpng freetype2 python26
 libsdl: $(LINUX_SYSTEM_LIBS)
 libxslt: libgcrypt
-ffmpeg: $(ICONV) $(ZLIB) bzip2 libvorbis $(FFMPEG_DEPENDS)
+ffmpeg: $(ICONV) $(ZLIB) bzip2 libvorbis opus $(FFMPEG_DEPENDS)
 
 .installed-$(PLATFORM): $(DEPENDS)
 	touch $@

tools/depends/target/opus/Makefile

@@ -0,0 +1,41 @@
+include ../../Makefile.include
+DEPS= ../../Makefile.include Makefile
+
+# lib name, version
+LIBNAME=opus
+VERSION=1.1
+SOURCE=$(LIBNAME)-$(VERSION)
+ARCHIVE=$(SOURCE).tar.gz
+
+# configuration settings
+CONFIGURE=cp -f $(CONFIG_SUB) $(CONFIG_GUESS) .; \
+	./configure --disable-shared --disable-doc --disable-extra-programs --prefix=$(PREFIX)
+
+LIBDYLIB=$(PLATFORM)/.libs/lib$(LIBNAME).a
+
+CLEAN_FILES=$(ARCHIVE) $(PLATFORM)
+
+all: .installed-$(PLATFORM)
+
+$(TARBALLS_LOCATION)/$(ARCHIVE):
+	cd $(TARBALLS_LOCATION); $(RETRIEVE_TOOL) $(RETRIEVE_TOOL_FLAGS) $(BASE_URL)/$(ARCHIVE)
+
+$(PLATFORM): $(TARBALLS_LOCATION)/$(ARCHIVE) $(DEPS)
+	rm -rf $(PLATFORM)/*; mkdir -p $(PLATFORM)
+	cd $(PLATFORM); $(ARCHIVE_TOOL) $(ARCHIVE_TOOL_FLAGS) $(TARBALLS_LOCATION)/$(ARCHIVE)
+	cd $(PLATFORM); $(CONFIGURE)
+
+$(LIBDYLIB): $(PLATFORM)
+	$(MAKE) -C $(PLATFORM)
+
+.installed-$(PLATFORM): $(LIBDYLIB)
+	$(MAKE) -C $(PLATFORM) install
+	touch $@
+
+clean:
+	$(MAKE) -C $(PLATFORM) clean
+	rm -f .installed-$(PLATFORM)
+
+distclean::
+	rm -rf $(PLATFORM) .installed-$(PLATFORM)
+