obs-studio/cmake/finders/FindLibAJANTV2.cmake
Paul Hindt 182410cf6c aja: Prepare plugins for new libajantv2 repo
Support building AJA plugins with either the new libajantv2 library, or
the deprecated ntv2 library.

Finder scripts updated to search for libajantv2 and fall back to ntv2 if
not found. This allows this PR to be merged without requiring a
corresponding update to the pre-built obs-deps packages.
2024-05-02 14:31:16 -04:00

202 lines
7 KiB
CMake

#[=======================================================================[.rst
FindLibAJANTV2
----------
FindModule for LibAJANTV2 and associated libraries
.. versionchanged:: 3.0
Updated FindModule to CMake standards
Imported Targets
^^^^^^^^^^^^^^^^
.. versionadded:: 2.0
This module defines the :prop_tgt:`IMPORTED` target ``LibAJANTV2::LibAJANTV2``.
Result Variables
^^^^^^^^^^^^^^^^
This module sets the following variables:
``LibAJANTV2_FOUND``
True, if all required components and the core library were found.
``LibAJANTV2_VERSION``
Detected version of found LibAJANTV2 libraries.
``LibAJANTV2_INCLUDE_DIRS``
Include directories needed for LibAJANTV2.
``LibAJANTV2_LIBRARIES``
Libraries needed to link to LibAJANTV2.
Cache variables
^^^^^^^^^^^^^^^
The following cache variables may also be set:
``LibAJANTV2_LIBRARY_RELEASE``
Path to the library component of LibAJANTV2 in non-debug configuration.
``LibAJANTV2_LIBRARY_DEBUG``
Optional path to the library component of LibAJANTV2 in debug configuration.
``LibAJANTV2_INCLUDE_DIR``
Directory containing ``LibAJANTV2.h``.
#]=======================================================================]
# cmake-format: off
# cmake-lint: disable=C0103
# cmake-lint: disable=C0301
# cmake-lint: disable=C0307
# cmake-format: on
include(FindPackageHandleStandardArgs)
find_package(PkgConfig QUIET)
if(PKG_CONFIG_FOUND)
pkg_search_module(PC_LibAJANTV2 QUIET ajantv2)
endif()
find_path(
_LIBAJANTV2_NEW_INCLUDE_DIR
NAMES libajantv2
HINTS ${PC_LibAJANTV2_INCLUDE_DIRS}
PATHS /usr/include /usr/local/include
DOC "LibAJANTV2 (new) include directory")
if(${_LIBAJANTV2_NEW_INCLUDE_DIR} STREQUAL "_LIBAJANTV2_NEW_INCLUDE_DIR-NOTFOUND")
find_path(
_LIBAJANTV2_OLD_INCLUDE_DIR
NAMES ajalibraries
HINTS ${PC_LibAJANTV2_INCLUDE_DIRS}
PATHS /usr/include /usr/local/include
DOC "LibAJANTV2 (old) include directory")
if(NOT ${_LIBAJANTV2_OLD_INCLUDE_DIR} STREQUAL "_LIBAJANTV2_OLD_INCLUDE_DIR-NOTFOUND")
set(LibAJANTV2_INCLUDE_DIR ${_LIBAJANTV2_OLD_INCLUDE_DIR}/ajalibraries)
if(NOT LibAJANTV2_FIND_QUIETLY)
message(DEPRECATION "aja: Using old ntv2 library")
endif()
endif()
else()
set(LibAJANTV2_INCLUDE_DIR ${_LIBAJANTV2_NEW_INCLUDE_DIR}/libajantv2)
if(NOT LibAJANTV2_FIND_QUIETLY)
message(STATUS "aja: Using new libajantv2 library")
endif()
endif()
find_library(
LibAJANTV2_LIBRARY_RELEASE
NAMES ajantv2 libajantv2
HINTS ${PC_LibAJANTV2_LIBRARY_DIRS}
PATHS /usr/lib /usr/local/lib
DOC "LibAJANTV2 location")
find_library(
LibAJANTV2_LIBRARY_DEBUG
NAMES ajantv2d libajantv2d
HINTS ${PC_LibAJANTV2_LIBRARY_DIRS}
PATHS /usr/lib /usr/local/lib
DOC "LibAJANTV2 debug location.")
if(PC_LibAJANTV2_VERSION VERSION_GREATER 0)
set(LibAJANTV2_VERSION ${PC_LibAJANTV2_VERSION})
else()
if(NOT LibAJANTV2_FIND_QUIETLY)
message(AUTHOR_WARNING "Failed to find LibAJANTV2 version.")
endif()
set(LibAJANTV2_VERSION 0.0.0)
endif()
include(SelectLibraryConfigurations)
select_library_configurations(LibAJANTV2)
if(CMAKE_HOST_SYSTEM_NAME MATCHES "Darwin|Windows")
set(LibAJANTV2_ERROR_REASON "Ensure obs-deps is provided as part of CMAKE_PREFIX_PATH.")
elseif(CMAKE_HOST_SYSTEM_NAME MATCHES "Linux|FreeBSD")
set(LibAJANTV2_ERROR_REASON "Ensure ajantv2 static libraries are available in local library paths.")
endif()
find_package_handle_standard_args(
LibAJANTV2
REQUIRED_VARS LibAJANTV2_LIBRARY LibAJANTV2_INCLUDE_DIR
VERSION_VAR LibAJANTV2_VERSION REASON_FAILURE_MESSAGE ${LibAJANTV2_ERROR_REASON})
mark_as_advanced(LibAJANTV2_LIBRARY LibAJANTV2_INCLUDE_DIR)
unset(LibAJANTV2_ERROR_REASON)
if(LibAJANTV2_FOUND)
list(
APPEND
LibAJANTV2_INCLUDE_DIRS
${LibAJANTV2_INCLUDE_DIR}
${LibAJANTV2_INCLUDE_DIR}/ajaanc
${LibAJANTV2_INCLUDE_DIR}/ajabase
${LibAJANTV2_INCLUDE_DIR}/ajantv2
${LibAJANTV2_INCLUDE_DIR}/ajantv2/includes)
if(CMAKE_HOST_SYSTEM_NAME MATCHES "Windows")
list(APPEND LibAJANTV2_INCLUDE_DIRS ${LibAJANTV2_INCLUDE_DIR}/ajantv2/src/win)
elseif(CMAKE_HOST_SYSTEM_NAME MATCHES "Darwin")
list(APPEND LibAJANTV2_INCLUDE_DIRS ${LibAJANTV2_INCLUDE_DIR}/ajantv2/src/mac)
elseif(CMAKE_HOST_SYSTEM_NAME MATCHES "Linux")
list(APPEND LibAJANTV2_INCLUDE_DIRS ${LibAJANTV2_INCLUDE_DIR}/ajantv2/src/lin)
endif()
set(LibAJANTV2_LIBRARIES ${LibAJANTV2_LIBRARY})
mark_as_advanced(LibAJANTV2_INCLUDE_DIR LibAJANTV2_LIBRARY)
if(NOT TARGET AJA::LibAJANTV2)
if(IS_ABSOLUTE "${LibAJANTV2_LIBRARY_RELEASE}")
add_library(AJA::LibAJANTV2 STATIC IMPORTED)
set_property(TARGET AJA::LibAJANTV2 PROPERTY IMPORTED_LOCATION "${LibAJANTV2_LIBRARY_RELEASE}")
else()
add_library(AJA::LibAJANTV2 INTERFACE IMPORTED)
set_property(TARGET AJA::LibAJANTV2 PROPERTY IMPORTED_LIBNAME "${LibAJANTV2_LIBRARY_RELEASE}")
endif()
set_target_properties(
AJA::LibAJANTV2
PROPERTIES INTERFACE_COMPILE_OPTIONS "${PC_LibAJANTV2_CFLAGS_OTHER}"
INTERFACE_INCLUDE_DIRECTORIES "${LibAJANTV2_INCLUDE_DIR}"
VERSION ${LibAJANTV2_VERSION}
IMPORTED_CONFIGURATIONS Release)
if(LibAJANTV2_LIBRARY_DEBUG)
if(IS_ABSOLUTE "${LibAJANTV2_LIBRARY_DEBUG}")
set_property(TARGET AJA::LibAJANTV2 PROPERTY IMPORTED_LOCATION_DEBUG "${LibAJANTV2_LIBRARY_DEBUG}")
else()
set_property(TARGET AJA::LibAJANTV2 PROPERTY IMPORTED_LIBNAME_DEBUG "${LibAJANTV2_LIBRARY_DEBUG}")
endif()
set_property(
TARGET AJA::LibAJANTV2
APPEND
PROPERTY IMPORTED_CONFIGURATIONS Debug)
endif()
set_target_properties(AJA::LibAJANTV2 PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${LibAJANTV2_INCLUDE_DIRS}")
set_target_properties(AJA::LibAJANTV2 PROPERTIES INTERFACE_LINK_OPTIONS $<$<PLATFORM_ID:Windows>:/IGNORE:4099>)
set_property(
TARGET AJA::LibAJANTV2
APPEND
PROPERTY INTERFACE_LINK_LIBRARIES
$<$<PLATFORM_ID:Windows>:netapi32.lib>
$<$<PLATFORM_ID:Windows>:setupapi.lib>
$<$<PLATFORM_ID:Windows>:shlwapi.lib>
$<$<PLATFORM_ID:Windows>:wbemuuid.lib>
$<$<PLATFORM_ID:Windows>:winmm.lib>
$<$<PLATFORM_ID:Windows>:ws2_32.lib>
"$<$<PLATFORM_ID:Darwin>:$<LINK_LIBRARY:FRAMEWORK,AppKit.framework>>"
"$<$<PLATFORM_ID:Darwin>:$<LINK_LIBRARY:FRAMEWORK,CoreFoundation.framework>>"
"$<$<PLATFORM_ID:Darwin>:$<LINK_LIBRARY:FRAMEWORK,IOKit.framework>>")
set_property(
TARGET AJA::LibAJANTV2
APPEND
PROPERTY INTERFACE_COMPILE_DEFINITIONS "$<$<BOOL:${OS_WINDOWS}>:AJA_WINDOWS;_WINDOWS;WIN32;MSWindows>"
"$<$<AND:$<BOOL:${OS_WINDOWS}>,$<CONFIG:DEBUG>>:_DEBUG;_NDEBUG>" "$<$<BOOL:${OS_MACOS}>:AJAMac;AJA_MAC>"
"$<$<BOOL:${OS_LINUX}>:AJA_LINUX;AJALinux>")
endif()
endif()
include(FeatureSummary)
set_package_properties(
LibAJANTV2 PROPERTIES
URL "https://www.aja.com"
DESCRIPTION
"AJA NTV2 SDK - AJA simplifies professional digital video workflows with a line of award-winning products designed and manufactured in Grass Valley, CA."
)