$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/media/video/*)
$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/)
$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/effects/)
$(call add-clean-step, rm -f $(PRODUCT_OUT)/system/media/video/*)
$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/)
$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/effects/)