obs-studio/cmake/Modules/FindLibv4l2.cmake
fryshorts d6f65be966 Add libv4l2 as requirement for the v4l2 plugin.
In order to convert formats not natively supported by obs the
v4l2 userspace library is required. This patch adds a cmake
script to find the library.
2014-07-26 19:29:08 +02:00

35 lines
817 B
CMake

# Once done these will be defined:
#
# LIBV4L2_FOUND
# LIBV4L2_INCLUDE_DIRS
# LIBV4L2_LIBRARIES
#
if(LIBV4L2_INCLUDE_DIRS AND LIBV4L2_LIBRARIES)
set(LIBV4L2_FOUND TRUE)
else()
find_package(PkgConfig QUIET)
if (PKG_CONFIG_FOUND)
pkg_check_modules(_V4L2 QUIET v4l-utils)
endif()
find_path(V4L2_INCLUDE_DIR
NAMES libv4l2.h
HINTS ${_V4L2_INCLUDE_DIRS} /usr/include /usr/local/include
/opt/local/include)
find_library(V4L2_LIB
NAMES v4l2
HINTS ${_V4L2_LIBRARY_DIRS} /usr/lib /usr/local/lib
/opt/local/lib)
set(LIBV4L2_INCLUDE_DIRS ${V4L2_INCLUDE_DIR}
CACHE PATH "v4l2 include dir")
set(LIBV4L2_LIBRARIES "${V4L2_LIB}"
CACHE STRING "v4l2 libraries")
find_package_handle_standard_args(LibV4L2 DEFAULT_MSG V4L2_LIB
V4L2_INCLUDE_DIR)
mark_as_advanced(V4L2_INCLUDE_DIR V4L2_LIB)
endif()