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# - Try to find GStreamer
# Once done this will define
#
# GSTREAMER_FOUND - system has GStreamer
# GSTREAMER_INCLUDE_DIR - the GStreamer include directory
# GSTREAMER_LIBRARIES - the libraries needed to use GStreamer
# GSTREAMER_DEFINITIONS - Compiler switches required for using GStreamer
# Copyright (c) 2006, Tim Beaulen <tbscope@gmail.com>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
# TODO: Other versions --> GSTREAMER_X_Y_FOUND (Example: GSTREAMER_0_8_FOUND and GSTREAMER_0_10_FOUND etc)
IF (GSTREAMER_INCLUDE_DIR AND GSTREAMER_LIBRARIES AND GSTREAMER_BASE_LIBRARY AND GSTREAMER_INTERFACE_LIBRARY)
# in cache already
SET(GSTREAMER_FIND_QUIETLY TRUE)
ELSE (GSTREAMER_INCLUDE_DIR AND GSTREAMER_LIBRARIES AND GSTREAMER_BASE_LIBRARY AND GSTREAMER_INTERFACE_LIBRARY)
SET(GSTREAMER_FIND_QUIETLY FALSE)
ENDIF (GSTREAMER_INCLUDE_DIR AND GSTREAMER_LIBRARIES AND GSTREAMER_BASE_LIBRARY AND GSTREAMER_INTERFACE_LIBRARY)
IF (NOT WIN32)
# use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
FIND_PACKAGE(PkgConfig)
PKG_CHECK_MODULES(PC_GSTREAMER gstreamer-0.10)
#MESSAGE(STATUS "DEBUG: GStreamer include directory = ${GSTREAMER_INCLUDE_DIRS}")
#MESSAGE(STATUS "DEBUG: GStreamer link directory = ${GSTREAMER_LIBRARY_DIRS}")
#MESSAGE(STATUS "DEBUG: GStreamer CFlags = ${GSTREAMER_CFLAGS_OTHER}")
SET(GSTREAMER_DEFINITIONS ${PC_GSTREAMER_CFLAGS_OTHER})
ENDIF (NOT WIN32)
FIND_PATH(GSTREAMER_INCLUDE_DIR gst/gst.h
PATHS
${PC_GSTREAMER_INCLUDEDIR}
${PC_GSTREAMER_INCLUDE_DIRS}
PATH_SUFFIXES gstreamer-0.10
)
FIND_LIBRARY(GSTREAMER_LIBRARIES NAMES gstreamer-0.10
PATHS
${PC_GSTREAMER_LIBDIR}
${PC_GSTREAMER_LIBRARY_DIRS}
)
FIND_LIBRARY(GSTREAMER_BASE_LIBRARY NAMES gstbase-0.10
PATHS
${PC_GSTREAMER_LIBDIR}
${PC_GSTREAMER_LIBRARY_DIRS}
)
FIND_LIBRARY(GSTREAMER_INTERFACE_LIBRARY NAMES gstinterfaces-0.10
PATHS
${PC_GSTREAMER_LIBDIR}
${PC_GSTREAMER_LIBRARY_DIRS}
)
IF (GSTREAMER_INCLUDE_DIR)
#MESSAGE(STATUS "DEBUG: Found GStreamer include dir: ${GSTREAMER_INCLUDE_DIR}")
ELSE (GSTREAMER_INCLUDE_DIR)
MESSAGE(STATUS "GStreamer: WARNING: include dir not found")
ENDIF (GSTREAMER_INCLUDE_DIR)
IF (GSTREAMER_LIBRARIES)
#MESSAGE(STATUS "DEBUG: Found GStreamer library: ${GSTREAMER_LIBRARIES}")
ELSE (GSTREAMER_LIBRARIES)
MESSAGE(STATUS "GStreamer: WARNING: library not found")
ENDIF (GSTREAMER_LIBRARIES)
IF (GSTREAMER_INTERFACE_LIBRARY)
#MESSAGE(STATUS "DEBUG: Found GStreamer interface library: ${GSTREAMER_INTERFACE_LIBRARY}")
ELSE (GSTREAMER_INTERFACE_LIBRARY)
MESSAGE(STATUS "GStreamer: WARNING: interface library not found")
ENDIF (GSTREAMER_INTERFACE_LIBRARY)
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GStreamer DEFAULT_MSG GSTREAMER_LIBRARIES GSTREAMER_INCLUDE_DIR GSTREAMER_BASE_LIBRARY GSTREAMER_INTERFACE_LIBRARY)
MARK_AS_ADVANCED(GSTREAMER_INCLUDE_DIR GSTREAMER_LIBRARIES GSTREAMER_BASE_LIBRARY GSTREAMER_INTERFACE_LIBRARY)
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