-PKG_MODULES = Qt5Core Qt5Gui Qt5Widgets Qt5OpenGLExtensions Qt5OpenGL libusb-1.0 movit lua52 libmicrohttpd epoxy x264
-CXXFLAGS := -O2 -march=native -g -std=gnu++11 -Wall -Wno-deprecated-declarations -fPIC $(shell pkg-config --cflags $(PKG_MODULES)) -pthread -DMOVIT_SHADER_DIR=\"$(shell pkg-config --variable=shaderdir movit)\" -Idecklink/
-LDFLAGS=$(shell pkg-config --libs $(PKG_MODULES)) -lEGL -lGL -pthread -lva -lva-drm -lva-x11 -lX11 -lavformat -lavcodec -lavutil -lswscale -lavresample -lzita-resampler -lasound -ldl
+EMBEDDED_BMUSB=no
+PKG_MODULES := Qt5Core Qt5Gui Qt5Widgets Qt5OpenGLExtensions Qt5OpenGL libusb-1.0 movit lua52 libmicrohttpd epoxy x264
+CXXFLAGS ?= -O2 -g -Wall # Will be overridden by environment.
+CXXFLAGS += -std=gnu++11 -fPIC $(shell pkg-config --cflags $(PKG_MODULES)) -pthread -DMOVIT_SHADER_DIR=\"$(shell pkg-config --variable=shaderdir movit)\" -Idecklink/
+
+ifeq ($(EMBEDDED_BMUSB),yes)
+ CPPFLAGS += -Ibmusb/
+else
+ PKG_MODULES += bmusb
+endif
+LDLIBS=$(shell pkg-config --libs $(PKG_MODULES)) -pthread -lva -lva-drm -lva-x11 -lX11 -lavformat -lavcodec -lavutil -lswscale -lavresample -lzita-resampler -lasound -ldl