# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

PROJECT(fd_streamer C CXX)
CMAKE_MINIMUM_REQUIRED (VERSION 3.10)

option(FASTDEPLOY_INSTALL_DIR "Path of downloaded fastdeploy sdk.")
option(ENABLE_DEEPSTREAM "Enable NVIDIA DeepStream SDK" ON)

file(GLOB_RECURSE ALL_STREAMER_SRCS ${PROJECT_SOURCE_DIR}/src/*.cc)
file(GLOB_RECURSE DEEPSTREAM_SRCS ${PROJECT_SOURCE_DIR}/src/deepstream/*.cc)
list(REMOVE_ITEM ALL_STREAMER_SRCS ${DEEPSTREAM_SRCS})

set(DEPEND_LIBS "")

find_package(PkgConfig REQUIRED)
pkg_check_modules(GSTAPP gstreamer-app-1.0 REQUIRED)
include_directories(${GSTAPP_INCLUDE_DIRS})
list(APPEND DEPEND_LIBS ${GSTAPP_LIBRARIES})

include(${FASTDEPLOY_INSTALL_DIR}/FastDeploy.cmake)
include_directories(${FASTDEPLOY_INCS})
include_directories(${PROJECT_SOURCE_DIR}/src/)

if(ENABLE_DEEPSTREAM)
  add_definitions(-DENABLE_DEEPSTREAM)
  include_directories(${CUDA_DIRECTORY}/include)
  include_directories(/opt/nvidia/deepstream/deepstream/sources/includes/)
  link_directories(/opt/nvidia/deepstream/deepstream/lib/)
  list(APPEND ALL_STREAMER_SRCS ${DEEPSTREAM_SRCS})
  list(APPEND DEPEND_LIBS nvdsgst_meta nvds_meta)
endif()

# Link the yaml-cpp in system path, because deepstream also depends on yaml-cpp,
# If we link multiple yaml-cpp libs, strange error will occur.
list(APPEND DEPEND_LIBS yaml-cpp)

add_library(fd_streamer SHARED ${ALL_STREAMER_SRCS})
target_link_libraries(fd_streamer ${FASTDEPLOY_LIBS} ${DEPEND_LIBS})