Import cmake scripts for gstreamer from qt-gstreamer

1 files changed, 77 insertions, 0 deletions

diff --git a/cmake/modules/MacroFindGStreamerLibrary.cmake b/cmake/modules/MacroFindGStreamerLibrary.cmake
new file mode 100644
index 00000000..dd14385b
--- /dev/null
+++ b/cmake/modules/MacroFindGStreamerLibrary.cmake
@@ -0,0 +1,77 @@
+# - macro find_gstreamer_library
+#
+# Copyright (c) 2010, Collabora Ltd.
+#   @author George Kiagiadakis <george.kiagiadakis@collabora.co.uk>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. The name of the author may not be used to endorse or promote products
+#    derived from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+macro(find_gstreamer_library _name _header _abi_version _quiet)
+    string(TOLOWER ${_name} _lower_name)
+    string(TOUPPER ${_name} _upper_name)
+
+    if (GSTREAMER_${_upper_name}_LIBRARY AND GSTREAMER_${_upper_name}_INCLUDE_DIR)
+        set(_GSTREAMER_${_upper_name}_QUIET TRUE)
+    else()
+        set(_GSTREAMER_${_upper_name}_QUIET FALSE)
+    endif()
+
+    if (PKG_CONFIG_FOUND)
+        pkg_check_modules(PKG_GSTREAMER_${_upper_name} QUIET gstreamer-${_lower_name}-${_abi_version})
+    endif()
+
+    find_library(GSTREAMER_${_upper_name}_LIBRARY
+                 NAMES gst${_lower_name}-${_abi_version}
+                 HINTS ${PKG_GSTREAMER_${_upper_name}_LIBRARY_DIRS}
+                       ${PKG_GSTREAMER_${_upper_name}_LIBDIR}
+    )
+
+    find_path(GSTREAMER_${_upper_name}_INCLUDE_DIR
+              gst/${_lower_name}/${_header}
+              HINTS ${PKG_GSTREAMER_${_upper_name}_INCLUDE_DIRS}
+                    ${PKG_GSTREAMER_${_upper_name}_INCLUDEDIR}
+              PATH_SUFFIXES gstreamer-${_abi_version}
+    )
+
+    if (GSTREAMER_${_upper_name}_LIBRARY AND GSTREAMER_${_upper_name}_INCLUDE_DIR)
+        set(GSTREAMER_${_upper_name}_LIBRARY_FOUND TRUE)
+    else()
+        set(GSTREAMER_${_upper_name}_LIBRARY_FOUND FALSE)
+    endif()
+
+    if (NOT _GSTREAMER_${_upper_name}_QUIET AND NOT _quiet)
+        if (GSTREAMER_${_upper_name}_LIBRARY)
+            message(STATUS "Found GSTREAMER_${_upper_name}_LIBRARY: ${GSTREAMER_${_upper_name}_LIBRARY}")
+        else()
+            message(STATUS "Could NOT find GSTREAMER_${_upper_name}_LIBRARY")
+        endif()
+
+        if (GSTREAMER_${_upper_name}_INCLUDE_DIR)
+            message(STATUS "Found GSTREAMER_${_upper_name}_INCLUDE_DIR: ${GSTREAMER_${_upper_name}_INCLUDE_DIR}")
+        else()
+            message(STATUS "Could NOT find GSTREAMER_${_upper_name}_INCLUDE_DIR")
+        endif()
+    endif()
+
+    mark_as_advanced(GSTREAMER_${_upper_name}_LIBRARY GSTREAMER_${_upper_name}_INCLUDE_DIR)
+endmacro()