CMakeLists.txt
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# Webcamoid, webcam capture application.
# Copyright (C) 2021 Gonzalo Exequiel Pedone
#
# Webcamoid is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Webcamoid is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Webcamoid. If not, see <http://www.gnu.org/licenses/>.
#
# Web-Site: http://webcamoid.github.io/
cmake_minimum_required(VERSION 3.16)
project(VideoCapture_v4l2sys LANGUAGES CXX)
include(CheckCXXSourceCompiles)
include(../../../../../cmake/ProjectCommons.cmake)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(QT_COMPONENTS
Concurrent
Core)
find_package(QT NAMES Qt${QT_VERSION_MAJOR} COMPONENTS
${QT_COMPONENTS}
REQUIRED)
find_package(Qt${QT_VERSION_MAJOR} ${QT_MINIMUM_VERSION} COMPONENTS
${QT_COMPONENTS}
REQUIRED)
check_cxx_source_compiles("
#ifndef __FreeBSD__
#error Not BSD
#endif
int main()
{
return 0;
}" IS_BSD)
if (IS_BSD)
set(CMAKE_REQUIRED_INCLUDES /usr/local/include)
endif ()
check_cxx_source_compiles("
#include <linux/videodev2.h>
int main()
{
return 0;
}" HAVE_V4L2)
set(SOURCES
../../capture.cpp
../../capture.h
src/capturev4l2.cpp
src/capturev4l2.h
src/plugin.cpp
src/plugin.h
src/ioctldefs.h
pspec.json)
if (NOT IS_BSD)
pkg_check_modules(LIBUSB libusb-1.0)
if (NOT NOLIBUSB AND LIBUSB_FOUND)
list(APPEND SOURCES
src/guid.h
src/uvcextendedcontrols.h
src/guid.cpp
src/uvcextendedcontrols.cpp
v4l2.qrc)
endif ()
endif ()
if (NOT NOV4L2 AND HAVE_V4L2 AND NOT ANDROID)
qt_add_plugin(VideoCapture_v4l2sys
SHARED
CLASS_NAME Plugin)
target_sources(VideoCapture_v4l2sys PRIVATE
${SOURCES})
else ()
add_library(VideoCapture_v4l2sys EXCLUDE_FROM_ALL ${SOURCES})
endif ()
set_target_properties(VideoCapture_v4l2sys PROPERTIES
LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${BUILDDIR}/${AKPLUGINSDIR}
RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${BUILDDIR}/${AKPLUGINSDIR})
if (IPO_IS_SUPPORTED)
set_target_properties(VideoCapture_v4l2sys PROPERTIES
INTERPROCEDURAL_OPTIMIZATION TRUE)
endif ()
add_dependencies(VideoCapture_v4l2sys avkys)
target_include_directories(VideoCapture_v4l2sys
PRIVATE
../..
../../../../../Lib/src)
target_compile_definitions(VideoCapture_v4l2sys PRIVATE AVKYS_PLUGIN_VIDEOCAPTURE_V4L2SYS)
list(TRANSFORM QT_COMPONENTS PREPEND Qt${QT_VERSION_MAJOR}:: OUTPUT_VARIABLE QT_LIBS)
target_link_libraries(VideoCapture_v4l2sys ${QT_LIBS} avkys)
if (NOT NOLIBUSB AND LIBUSB_FOUND AND NOT IS_BSD)
target_link_directories(VideoCapture_v4l2sys
PUBLIC
${LIBUSB_LIBRARY_DIRS})
target_include_directories(VideoCapture_v4l2sys
PUBLIC
${LIBUSB_INCLUDE_DIRS})
target_link_libraries(VideoCapture_v4l2sys
${LIBUSB_LIBRARIES})
add_definitions(-DHAVE_LIBUSB)
endif ()
add_definitions(-DBINDIR="${BINDIR}"
-DDATAROOTDIR="${DATAROOTDIR}")
if (NOT NOV4L2 AND HAVE_V4L2 AND NOT ANDROID)
install(TARGETS VideoCapture_v4l2sys
LIBRARY DESTINATION ${AKPLUGINSDIR}
RUNTIME DESTINATION ${AKPLUGINSDIR})
endif ()