################################################################################
# Copyright (c) 2017-2021, NVIDIA CORPORATION.  All rights reserved.
#
# NVIDIA Corporation and its licensors retain all intellectual property
# and proprietary rights in and to this software, related documentation
# and any modifications thereto.  Any use, reproduction, disclosure or
# distribution of this software and related documentation without an express
# license agreement from NVIDIA Corporation is strictly prohibited.
#################################################################################

CUDA_VER?=
ifeq ($(CUDA_VER),)
  $(error "CUDA_VER is not set")
endif

CXX:= g++
SRCS:= gstnvdsosd.c

INCS:= gstnvdsosd.h
INCS+=httplib.h
INCS+=json.hpp

LIB:=libnvdsgst_osd.so

TARGET_DEVICE = $(shell gcc -dumpmachine | cut -f1 -d -)

NVDS_VERSION:=6.0

GST_INSTALL_DIR?=/opt/nvidia/deepstream/deepstream-$(NVDS_VERSION)/lib/gst-plugins/
LIB_INSTALL_DIR?=/opt/nvidia/deepstream/deepstream-$(NVDS_VERSION)/lib/

CFLAGS+= -fPIC -DDS_VERSION=\"6.0.1\" \
	 -I../../includes \
	 -I/usr/local/cuda-$(CUDA_VER)/include \
	 -I ./

ifeq ($(TARGET_DEVICE),aarch64)
  CFLAGS+= -DPLATFORM_TEGRA
endif

LIBS := -shared -Wl,-no-undefined \
	-L/usr/local/cuda-$(CUDA_VER)/lib64/ -lcudart

LIBS+= -L$(LIB_INSTALL_DIR) -lnvdsgst_helper -lnvdsgst_meta -lnvds_meta \
       -lnvds_osd -lnvbufsurface -lnvbufsurftransform -ldl -lpthread \
       -Wl,-rpath,$(LIB_INSTALL_DIR)

OBJS:= $(SRCS:.c=.o)

PKGS:= gstreamer-1.0 gstreamer-base-1.0 gstreamer-video-1.0
CFLAGS+= $(shell pkg-config --cflags $(PKGS))
LIBS+= $(shell pkg-config --libs $(PKGS))

all: $(LIB)

%.o: %.c $(INCS) Makefile
	@echo $(CFLAGS)
	$(CXX) -c -o $@ $(CFLAGS) $<

$(LIB): $(OBJS) $(DEP) Makefile
	$(CXX) -o $@ $(OBJS) $(LIBS)

install: $(LIB)
	cp -rv $(LIB) $(GST_INSTALL_DIR)

clean:
	rm -rf $(OBJS) $(LIB)