# - Try to find GStreamer

# Once done this will define

#

#  GSTREAMER_0_10_FOUND - system has GStreamer

#  GSTREAMER_0_10_INCLUDE_DIRS - the GStreamer include directory

#  GSTREAMER_0_10_LIBRARIES - the libraries needed to use GStreamer

#  GSTREAMER_0_10_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_0_10_INCLUDE_DIRS AND GSTREAMER_0_10_LIBRARIES AND GSTREAMER_0_10_BASE_LIBRARY AND GSTREAMER_0_10_INTERFACE_LIBRARY)

   # in cache already

   SET(GSTREAMER_0_10_FIND_QUIETLY TRUE)

ELSE (GSTREAMER_0_10_INCLUDE_DIRS AND GSTREAMER_0_10_LIBRARIES AND GSTREAMER_0_10_BASE_LIBRARY AND GSTREAMER_0_10_INTERFACE_LIBRARY)

   SET(GSTREAMER_0_10_FIND_QUIETLY FALSE)

ENDIF (GSTREAMER_0_10_INCLUDE_DIRS AND GSTREAMER_0_10_LIBRARIES AND GSTREAMER_0_10_BASE_LIBRARY AND GSTREAMER_0_10_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_0_10 QUIET gstreamer-0.10)

   #MESSAGE(STATUS "DEBUG: GStreamer include directory = ${GSTREAMER_0_10_INCLUDE_DIRSS}")

   #MESSAGE(STATUS "DEBUG: GStreamer link directory = ${GSTREAMER_0_10_LIBRARY_DIRS}")

   #MESSAGE(STATUS "DEBUG: GStreamer CFlags = ${GSTREAMER_0_10_CFLAGS_OTHER}") 

   SET(GSTREAMER_0_10_DEFINITIONS ${PC_GSTREAMER_0_10_CFLAGS_OTHER})

ENDIF (NOT WIN32)

FIND_PATH(GSTREAMER_0_10_INCLUDE_DIRS gst/gst.h

   PATHS

   ${PC_GSTREAMER_0_10_INCLUDEDIR}

   ${PC_GSTREAMER_0_10_INCLUDE_DIRSS}

   #PATH_SUFFIXES gst

   )

FIND_LIBRARY(GSTREAMER_0_10_LIBRARIES NAMES gstreamer-0.10

   PATHS

   ${PC_GSTREAMER_0_10_LIBDIR}

   ${PC_GSTREAMER_0_10_LIBRARY_DIRS}

   )

FIND_LIBRARY(GSTREAMER_0_10_BASE_LIBRARY NAMES gstbase-0.10

   PATHS

   ${PC_GSTREAMER_0_10_LIBDIR}

   ${PC_GSTREAMER_0_10_LIBRARY_DIRS}

   )

FIND_LIBRARY(GSTREAMER_0_10_APP_LIBRARY NAMES gstapp-0.10

   PATHS

   ${PC_GSTREAMER_0_10_LIBDIR}

   ${PC_GSTREAMER_0_10_LIBRARY_DIRS}

   )

FIND_LIBRARY(GSTREAMER_0_10_INTERFACE_LIBRARY NAMES gstinterfaces-0.10

   PATHS

   ${PC_GSTREAMER_0_10_LIBDIR}

   ${PC_GSTREAMER_0_10_LIBRARY_DIRS}

   )

FIND_PACKAGE(Glib REQUIRED)

FIND_PACKAGE(LibXml2 REQUIRED)

IF (GSTREAMER_0_10_INCLUDE_DIRS)

   #MESSAGE(STATUS "DEBUG: Found GStreamer include dir: ${GSTREAMER_0_10_INCLUDE_DIRS}")

ELSE (GSTREAMER_0_10_INCLUDE_DIRS)

   MESSAGE(STATUS "GStreamer: WARNING: include dir not found")

ENDIF (GSTREAMER_0_10_INCLUDE_DIRS)

IF (GSTREAMER_0_10_LIBRARIES)

   #MESSAGE(STATUS "DEBUG: Found GStreamer library: ${GSTREAMER_0_10_LIBRARIES}")

ELSE (GSTREAMER_0_10_LIBRARIES)

   MESSAGE(STATUS "GStreamer: WARNING: library not found")

ENDIF (GSTREAMER_0_10_LIBRARIES)

IF (GSTREAMER_0_10_INTERFACE_LIBRARY)

   #MESSAGE(STATUS "DEBUG: Found GStreamer interface library: ${GSTREAMER_0_10_INTERFACE_LIBRARY}")

ELSE (GSTREAMER_0_10_INTERFACE_LIBRARY)

   MESSAGE(STATUS "GStreamer: WARNING: interface library not found")

ENDIF (GSTREAMER_0_10_INTERFACE_LIBRARY)

set(_GSTREAMER_0_10_REQUIRED_VARS

	Glib_INCLUDE_DIRS

	Glib_LIBRARIES

	LIBXML2_INCLUDE_DIR

	LIBXML2_LIBRARIES

	GSTREAMER_0_10_INCLUDE_DIRS

	GSTREAMER_0_10_LIBRARIES

	VERSION_OK

	GSTREAMER_0_10_BASE_INCLUDE_DIRS

	GSTREAMER_0_10_BASE_LIBRARY

	GSTREAMER_0_10_INTERFACE_INCLUDE_DIRS

	GSTREAMER_0_10_INTERFACE_LIBRARY)

INCLUDE(FindPackageHandleStandardArgs)

FIND_PACKAGE_HANDLE_STANDARD_ARGS(GSTREAMER_0_10  DEFAULT_MSG

	GSTREAMER_0_10_LIBRARIES

	GSTREAMER_0_10_INCLUDE_DIRS

	GSTREAMER_0_10_BASE_LIBRARY

	GSTREAMER_0_10_INTERFACE_LIBRARY)

list(APPEND GSTREAMER_0_10_INCLUDE_DIRS ${Glib_INCLUDE_DIRS})

list(APPEND GSTREAMER_0_10_LIBRARIES ${Glib_LIBRARIES})

list(APPEND GSTREAMER_0_10_INCLUDE_DIRS ${LIBXML2_INCLUDE_DIR})

list(APPEND GSTREAMER_0_10_LIBRARIES ${LIBXML2_LIBRARIES})

list(APPEND GSTREAMER_0_10_INCLUDE_DIRS ${GSTREAMER_0_10_BASE_INCLUDE_DIR})

list(APPEND GSTREAMER_0_10_LIBRARIES ${GSTREAMER_0_10_BASE_LIBRARY})

list(APPEND GSTREAMER_0_10_INCLUDE_DIRS ${GSTREAMER_0_10_APP_INCLUDE_DIR})

list(APPEND GSTREAMER_0_10_LIBRARIES ${GSTREAMER_0_10_APP_LIBRARY})

list(APPEND GSTREAMER_0_10_INCLUDE_DIRS ${GSTREAMER_0_10_INTERFACE_INCLUDE_DIR})

list(APPEND GSTREAMER_0_10_LIBRARIES ${GSTREAMER_0_10_INTERFACE_LIBRARY})

MARK_AS_ADVANCED(GSTREAMER_0_10_INCLUDE_DIRS GSTREAMER_0_10_LIBRARIES GSTREAMER_0_10_BASE_LIBRARY GSTREAMER_0_10_INTERFACE_LIBRARY)