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# - Try to find QtGStreamer
# Once done this will define
#
# QTGSTREAMER_FOUND - system has QtGStreamer
# QTGSTREAMER_INCLUDE_DIR - the QtGStreamer include directory
# QTGSTREAMER_INCLUDES - the include directories needed to use QtGStreamer
# QTGLIB_LIBRARY - the QtGLib library
# QTGLIB_LIBRARIES - the libraries needed to use QtGLib
# QTGSTREAMER_LIBRARY - the QtGStreamer library
# QTGSTREAMER_LIBRARIES - the libraries needed to use QtGStreamer
# QTGSTREAMER_UI_LIBRARY - the QtGStreamerUi library
# QTGSTREAMER_UI_LIBRARIES - the libraries needed to use QtGStreamerUi
# QTGSTREAMER_UTILS_LIBRARY - the QtGStreamerUtils library
# QTGSTREAMER_UTILS_LIBRARIES - the libraries needed to use QtGStreamerUtils
# QTGSTREAMER_DEFINITIONS - definitions recommended for using QtGStreamer
# QTGSTREAMER_FLAGS - extra compiler switches recommended for using QtGStreamer
#
# Copyright (c) 2010, George Kiagiadakis <kiagiadakis.george@gmail.com>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
# if variables are already in cache or we are building QtGStreamer
if((QTGSTREAMER_LIBRARY AND QTGSTREAMER_INCLUDE_DIR) OR BUILDING_QTGSTREAMER)
set(QtGStreamer_FIND_QUIETLY TRUE)
else()
set(QtGStreamer_FIND_QUIETLY FALSE)
endif()
set(_QTGSTREAMER_LINK_TO_QT_REQUIRED FALSE)
if(BUILDING_QTGSTREAMER)
set(QTGLIB_LIBRARY QtGLib)
set(QTGSTREAMER_LIBRARY QtGStreamer)
set(QTGSTREAMER_UI_LIBRARY QtGStreamerUi)
set(QTGSTREAMER_UTILS_LIBRARY QtGStreamerUtils)
set(QTGSTREAMER_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/src)
else()
# Attempt to find the generated QtGStreamerTargets.cmake in the same directory
get_filename_component(_QTGSTREAMER_CONFIG_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
find_file(_QTGSTREAMER_TARGETS_FILE QtGStreamerTargets.cmake PATHS ${_QTGSTREAMER_CONFIG_DIR} NO_DEFAULT_PATH)
if(NOT _QTGSTREAMER_TARGETS_FILE)
# Targets file not found. Do a typical search for QtGStreamer.
# Normally, this path is never executed. It is just provided as a fallback in case something goes wrong.
find_library(QTGLIB_LIBRARY QtGLib-2.0
PATHS "${_QTGSTREAMER_CONFIG_DIR}/../../lib")
find_library(QTGSTREAMER_LIBRARY QtGStreamer-0.10
PATHS "${_QTGSTREAMER_CONFIG_DIR}/../../lib")
find_library(QTGSTREAMER_UI_LIBRARY QtGStreamerUi-0.10
PATHS "${_QTGSTREAMER_CONFIG_DIR}/../../lib")
find_library(QTGSTREAMER_UTILS_LIBRARY QtGStreamerUtils-0.10
PATHS "${_QTGSTREAMER_CONFIG_DIR}/../../lib")
find_path(QTGSTREAMER_INCLUDE_DIR QGst/global.h
PATHS "${_QTGSTREAMER_CONFIG_DIR}/../../include"
PATH_SUFFIXES QtGStreamer)
set(_QTGSTREAMER_LINK_TO_QT_REQUIRED TRUE)
mark_as_advanced(QTGLIB_LIBRARY QTGSTREAMER_LIBRARY QTGSTREAMER_UI_LIBRARY
QTGSTREAMER_UTILS_LIBRARY QTGSTREAMER_INCLUDE_DIR)
else()
# Targets file found. Use imported QtGStreamer target and relative include path.
# We assume that this file has been installed in $PREFIX/lib/QtGStreamer/,
# so the include path should evaluate to $PREFIX/include/QtGStreamer
include(${_QTGSTREAMER_TARGETS_FILE})
set(QTGLIB_LIBRARY QtGLib)
set(QTGSTREAMER_LIBRARY QtGStreamer)
set(QTGSTREAMER_UI_LIBRARY QtGStreamerUi)
set(QTGSTREAMER_UTILS_LIBRARY QtGStreamerUtils)
get_filename_component(QTGSTREAMER_INCLUDE_DIR "${_QTGSTREAMER_CONFIG_DIR}/../../include/QtGStreamer" ABSOLUTE)
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(QtGStreamer DEFAULT_MSG QTGSTREAMER_INCLUDE_DIR QTGLIB_LIBRARY
QTGSTREAMER_LIBRARY QTGSTREAMER_UI_LIBRARY
QTGSTREAMER_UTILS_LIBRARY)
if(QTGSTREAMER_FOUND)
# Find dependencies, if not already found
if (NOT DEFINED QT_INCLUDE_DIR)
message(STATUS "Qt hasn't been found yet. Looking...")
find_package(Qt4 COMPONENTS QtCore QtGui REQUIRED)
endif()
if (NOT DEFINED Boost_INCLUDE_DIRS)
message(STATUS "Boost hasn't been found yet. Looking...")
find_package(Boost REQUIRED)
endif()
# Set misc variables
set(QTGSTREAMER_INCLUDES ${QTGSTREAMER_INCLUDE_DIR} ${QT_INCLUDE_DIR} ${Boost_INCLUDE_DIRS})
set(QTGSTREAMER_DEFINITIONS "-DQT_NO_KEYWORDS")
if (_QTGSTREAMER_LINK_TO_QT_REQUIRED)
set(QTGLIB_LIBRARIES ${QTGLIB_LIBRARY} ${QT_QTCORE_LIBRARY})
set(QTGSTREAMER_LIBRARIES ${QTGSTREAMER_LIBRARY} ${QTGLIB_LIBRARIES})
set(QTGSTREAMER_UI_LIBRARIES ${QTGSTREAMER_UI_LIBRARY} ${QT_QTGUI_LIBRARY} ${QTGSTREAMER_LIBRARIES})
set(QTGSTREAMER_UTILS_LIBRARIES ${QTGSTREAMER_UTILS_LIBRARY} ${QTGSTREAMER_LIBRARIES})
else()
set(QTGLIB_LIBRARIES ${QTGLIB_LIBRARY})
set(QTGSTREAMER_LIBRARIES ${QTGSTREAMER_LIBRARY})
set(QTGSTREAMER_UI_LIBRARIES ${QTGSTREAMER_UI_LIBRARY})
set(QTGSTREAMER_UTILS_LIBRARIES ${QTGSTREAMER_UTILS_LIBRARY})
endif()
if (CMAKE_COMPILER_IS_GNUCXX)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} "-dumpversion"
RESULT_VARIABLE _GCC_DUMPVERSION_RESULT
OUTPUT_VARIABLE _GCC_VERSION
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if ((${_GCC_DUMPVERSION_RESULT} EQUAL 0)
AND (${_GCC_VERSION} VERSION_GREATER 4.4.99)
AND (NOT QTGSTREAMER_DISABLE_CXX0X))
if (NOT QTGSTREAMER_FLAGS) # be quiet if we try to find QtGStreamer multiple times
message(STATUS "GCC 4.5 or later detected. Enabling C++0x support in QTGSTREAMER_FLAGS.")
endif()
set(QTGSTREAMER_FLAGS "-std=c++0x")
endif()
endif()
endif()
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