resurrect gtk-doc machinery

Our auto-generated documentation has been a bit neglected. This patch replaces
the 'normal' gtk-doc with the one used in GStreamer, which is adapted for
plugins, elements and libraries.

This patch also re-enables documentation generation.

Signed-off-by: Víctor Manuel Jáquez Leal <victorx.jaquez@intel.com>

9 files changed, 107 insertions, 174 deletions

diff --git a/docs/Makefile.am b/docs/Makefile.am
index 1feb33d7..dfe9c3a6 100644
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -1,9 +1,19 @@
-SUBDIRS =
-
 if ENABLE_GTK_DOC
-SUBDIRS += reference
+if ENABLE_PLUGIN_DOCS
+PLUGIN_DOCS_DIRS = plugins
+else
+PLUGIN_DOCS_DIRS =
+endif
+else
+PLUGIN_DOCS_DIRS = plugins
 endif
 
-DIST_SUBDIRS = reference
+SUBDIRS = $(PLUGIN_DOCS_DIRS)
+DIST_SUBDIRS = plugins
+
+EXTRA_DIST = version.entities.in
+
+upload:
+	@if test "x$(SUBDIRS)" != x; then for a in $(SUBDIRS); do cd $$a; make upload; cd ..; done; fi
 
 -include $(top_srcdir)/git.mk
diff --git a/docs/plugins/Makefile.am b/docs/plugins/Makefile.am
new file mode 100644
index 00000000..c0409ab8
--- /dev/null
+++ b/docs/plugins/Makefile.am
@@ -0,0 +1,90 @@
+GST_DOC_SCANOBJ = $(top_srcdir)/common/gstdoc-scangobj
+
+## Process this file with automake to produce Makefile.in
+
+# The name of the module, e.g. 'glib'.
+MODULE=gstreamer-vaapi
+DOC_MODULE=$(MODULE)-plugins
+
+# for upload-doc.mak
+DOC=$(MODULE)-plugins
+FORMATS=html
+html: html-build.stamp
+include $(top_srcdir)/common/upload-doc.mak
+
+# The top-level SGML file. You can change this if you want to.
+DOC_MAIN_SGML_FILE = $(DOC_MODULE)-docs.xml
+
+# The directory containing the source code. Relative to $(srcdir).
+# gtk-doc will search all .c & .h files beneath here for inline comments
+# documenting the functions and macros.
+DOC_SOURCE_DIR = $(top_srcdir)/gst
+
+# Extra options to supply to gtkdoc-scan.
+SCAN_OPTIONS = --deprecated-guards="GST_VAAPI_DISABLE_DEPRECATED"
+
+# Extra options to supply to gtkdoc-mkdb.
+MKDB_OPTIONS = --sgml-mode --source-suffixes=c,h,cc,m
+
+# Extra options to supply to gtkdoc-fixref.
+FIXXREF_OPTIONS=--extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html \
+	--extra-dir=$(GST_PREFIX)/share/gtk-doc/html \
+	--extra-dir=$(GSTPB_PREFIX)/share/gtk-doc/html
+
+# Used for dependencies. The docs will be rebuilt if any of these change.
+# e.g. HFILE_GLOB=$(top_srcdir)/gtk/*.h
+# e.g. CFILE_GLOB=$(top_srcdir)/gtk/*.c
+HFILE_GLOB = $(top_srcdir)/gst/*/*.h
+CFILE_GLOB = $(top_srcdir)/gst/*/*.c
+
+# Header files to ignore when scanning.
+IGNORE_HFILES =
+EXTRA_HFILES =
+
+# we add all .h files of elements that have signals/args we want
+# sadly this also pulls in the private methods - maybe we should
+# move those around in the source ?
+#
+# also, we should add some stuff here conditionally based on whether
+# or not the plugin will actually build
+# but I'm not sure about that - it might be this Just Works given that
+# the registry won't have the element
+# -> it just works (TM) (ensonic)
+
+# FIXME: not ported yet
+#	$(top_srcdir)/ext/gnomevfs/gstgnomevfssink.c
+
+# example code that needs to be converted to xml and placed in xml/
+EXAMPLE_CFILES =
+
+# Images to copy into HTML directory.
+HTML_IMAGES =
+
+# Extra SGML files that are included by $(DOC_MAIN_SGML_FILE).
+content_files =
+
+# Other files to distribute.
+extra_files =
+
+# CFLAGS and LDFLAGS for compiling scan program. Only needed if your app/lib
+# contains GtkObjects/GObjects and you want to document signals and properties.
+GTKDOC_CFLAGS = -DGST_USE_UNSTABLE_API $(GST_PLUGINS_BAD_CFLAGS) $(GST_BASE_CFLAGS) -I$(top_builddir) -I$(top_builddir)/gst-libs/
+GTKDOC_LIBS = $(top_builddir)/gst-libs/gst/vaapi/libgstvaapi.la $(top_builddir)/gst/vaapi/libgstvaapi.la $(GST_BASE_LIBS)
+
+# If you need to override some of the declarations, place them in this file
+# and uncomment this line.
+#DOC_OVERRIDES = $(DOC_MODULE)-overrides.txt
+DOC_OVERRIDES =
+
+# This includes the standard gtk-doc make rules, copied by gtkdocize.
+include $(top_srcdir)/common/gtk-doc-plugins.mak
+
+SUBDIRS =
+
+# Extra clean files so that maintainer-clean removes *everything*
+MAINTAINERCLEANFILES = \
+        gstreamer-vaapi-plugins.* \
+	*.stamp inspect \
+	$(NULL)
+
+-include $(top_srcdir)/git.mk
diff --git a/docs/reference/plugins/plugins-docs.xml.in b/docs/plugins/gstreamer-vaapi-plugins-docs.xml.in
index ee1a53ab..99332e67 100644
--- a/docs/reference/plugins/plugins-docs.xml.in
+++ b/docs/plugins/gstreamer-vaapi-plugins-docs.xml.in
@@ -10,7 +10,7 @@
   </bookinfo>
 
   <chapter>
-    <title>gst-plugins-vaapi Plugins</title>
+    <title>gstreamer-vaapi Plugins</title>
     <xi:include href="xml/gstvaapidecode.xml"/>
     <xi:include href="xml/gstvaapipostproc.xml"/>
     <xi:include href="xml/gstvaapisink.xml"/>
diff --git a/docs/reference/plugins/plugins-overrides.txt b/docs/plugins/gstreamer-vaapi-plugins.types
index e69de29b..e69de29b 100644
--- a/docs/reference/plugins/plugins-overrides.txt
+++ b/docs/plugins/gstreamer-vaapi-plugins.types
diff --git a/docs/reference/Makefile.am b/docs/reference/Makefile.am
deleted file mode 100644
index 41143a19..00000000
--- a/docs/reference/Makefile.am
+++ /dev/null
@@ -1,3 +0,0 @@
-SUBDIRS = plugins
-
--include $(top_srcdir)/git.mk
diff --git a/docs/reference/plugins/Makefile.am b/docs/reference/plugins/Makefile.am
deleted file mode 100644
index 87addf94..00000000
--- a/docs/reference/plugins/Makefile.am
+++ /dev/null
@@ -1,116 +0,0 @@
-## Process this file with automake to produce Makefile.in
-
-# We require automake 1.6 at least.
-AUTOMAKE_OPTIONS = 1.6
-
-# This is a blank Makefile.am for using gtk-doc.
-# Copy this to your project's API docs directory and modify the variables to
-# suit your project. See the GTK+ Makefiles in gtk+/docs/reference for examples
-# of using the various options.
-
-# The name of the module, e.g. 'glib'.
-DOC_MODULE = plugins
-
-# The top-level SGML file. You can change this if you want to.
-DOC_MAIN_SGML_FILE = $(DOC_MODULE)-docs.xml
-
-# The directory containing the source code. Relative to $(srcdir).
-# gtk-doc will search all .c & .h files beneath here for inline comments
-# documenting the functions and macros.
-# e.g. DOC_SOURCE_DIR=../../../gtk
-DOC_SOURCE_DIR = $(top_srcdir)/gst
-
-# Extra options to pass to gtkdoc-scangobj. Not normally needed.
-SCANGOBJ_OPTIONS = --type-init-func="gst_init(NULL, NULL)"
-
-# Extra options to supply to gtkdoc-scan.
-# e.g. SCAN_OPTIONS=--deprecated-guards="GTK_DISABLE_DEPRECATED"
-SCAN_OPTIONS = --deprecated-guards="GST_VAAPI_DISABLE_DEPRECATED"
-
-# Extra options to supply to gtkdoc-mkdb.
-# e.g. MKDB_OPTIONS=--sgml-mode --output-format=xml
-MKDB_OPTIONS = --sgml-mode --output-format=xml --name-space=$(DOC_MODULE)
-
-# Extra options to supply to gtkdoc-mktmpl
-# e.g. MKTMPL_OPTIONS=--only-section-tmpl
-MKTMPL_OPTIONS =
-
-# Extra options to supply to gtkdoc-fixref. Not normally needed.
-# e.g. FIXXREF_OPTIONS=--extra-dir=../gdk-pixbuf/html --extra-dir=../gdk/html
-FIXXREF_OPTIONS = \
-	--extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html/glib \
-	--extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html/gobject \
-	--extra-dir=$(CAIRO_PREFIX)/share/gtk-doc/html/cairo \
-	--extra-dir=$(PANGO_PREFIX)/share/gtk-doc/html/pango
-
-# Used for dependencies. The docs will be rebuilt if any of these change.
-# e.g. HFILE_GLOB=$(top_srcdir)/gtk/*.h
-# e.g. CFILE_GLOB=$(top_srcdir)/gtk/*.c
-HFILE_GLOB = $(top_srcdir)/gst/*/*.h
-CFILE_GLOB = $(top_srcdir)/gst/*/*.c
-
-# Header files to ignore when scanning.
-# e.g. IGNORE_HFILES=gtkdebug.h gtkintl.h
-IGNORE_HFILES = \
-	$(NULL)
-
-EXTRA_HFILES = \
-	$(NULL)
-
-# Images to copy into HTML directory.
-# e.g. HTML_IMAGES=$(top_srcdir)/gtk/stock-icons/stock_about_24.png
-HTML_IMAGES = \
-	$(NULL)
-
-# Extra SGML files that are included by $(DOC_MAIN_SGML_FILE).
-# e.g. content_files=running.sgml building.sgml changes-2.0.sgml
-content_files = \
-	$(NULL)
-
-# SGML files where gtk-doc abbrevations (#GtkWidget) are expanded
-# These files must be listed here *and* in content_files
-# e.g. expand_content_files=running.sgml
-expand_content_files = \
-	$(NULL)
-
-# CFLAGS and LDFLAGS for compiling gtkdoc-scangobj with your library.
-# Only needed if you are using gtkdoc-scangobj to dynamically query widget
-# signals and properties.
-# e.g. INCLUDES=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
-# e.g. GTKDOC_LIBS=$(top_builddir)/gtk/$(gtktargetlib)
-
-INCLUDES = \
-	-I$(top_srcdir) \
-	-I$(top_srcdir)/gst-libs \
-	-I$(top_srcdir)/gst-libs/gst/vaapi \
-	$(GLIB_CFLAGS) \
-	$(GST_CFLAGS) \
-	$(NULL)
-
-gtkdoc_vaapi_libs = \
-	$(top_builddir)/gst-libs/gst/vaapi/libgstvaapi.la \
-	$(NULL)
-
-if USE_X11
-gtkdoc_vaapi_libs += \
-	$(top_builddir)/gst-libs/gst/vaapi/libgstvaapi-x11.la \
-	$(NULL)
-endif
-
-GTKDOC_LIBS = \
-	$(gtkdoc_vaapi_libs) \
-	$(top_builddir)/gst/vaapi/libgstvaapi.la \
-	$(GLIB_LIBS) \
-	$(GST_LIBS) \
-	$(NULL)
-
-# This includes the standard gtk-doc make rules, copied by gtkdocize.
-include $(top_srcdir)/gtk-doc.make
-
-# Other files to distribute
-# e.g. EXTRA_DIST += version.xml.in
-EXTRA_DIST += \
-	$(DOC_MODULE)-docs.xml.in \
-	$(NULL)
-
--include $(top_srcdir)/git.mk
diff --git a/docs/reference/plugins/plugins-sections.txt b/docs/reference/plugins/plugins-sections.txt
deleted file mode 100644
index 110c90a6..00000000
--- a/docs/reference/plugins/plugins-sections.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-<SECTION>
-<FILE>gstvaapisink</FILE>
-<TITLE>GstVaapiSink</TITLE>
-GstVaapiSink
-<SUBSECTION Standard>
-GST_VAAPISINK
-GST_IS_VAAPISINK
-GST_TYPE_VAAPISINK
-gst_vaapisink_get_type
-GST_VAAPISINK_CLASS
-GST_IS_VAAPISINK_CLASS
-GST_VAAPISINK_GET_CLASS
-</SECTION>
-
-<SECTION>
-<FILE>gstvaapidecode</FILE>
-<TITLE>GstVaapiDecode</TITLE>
-GstVaapiDecode
-<SUBSECTION Standard>
-GST_VAAPIDECODE
-GST_IS_VAAPIDECODE
-GST_TYPE_VAAPIDECODE
-gst_vaapidecode_get_type
-GST_VAAPIDECODE_CLASS
-GST_IS_VAAPIDECODE_CLASS
-GST_VAAPIDECODE_GET_CLASS
-</SECTION>
-
-<SECTION>
-<FILE>gstvaapipostproc</FILE>
-<TITLE>GstVaapiPostproc</TITLE>
-GstVaapiPostproc
-<SUBSECTION Standard>
-GST_VAAPIPOSTPROC
-GST_IS_VAAPIPOSTPROC
-GST_TYPE_VAAPIPOSTPROC
-gst_vaapipostproc_get_type
-GST_VAAPIPOSTPROC_CLASS
-GST_IS_VAAPIPOSTPROC_CLASS
-GST_VAAPIPOSTPROC_GET_CLASS
-</SECTION>
diff --git a/docs/reference/plugins/plugins.types b/docs/reference/plugins/plugins.types
deleted file mode 100644
index 375d7c6b..00000000
--- a/docs/reference/plugins/plugins.types
+++ /dev/null
@@ -1,9 +0,0 @@
-#include <gst/gst.h>
-
-#include <gst/vaapi/gstvaapidecode.h>
-#include <gst/vaapi/gstvaapipostproc.h>
-#include <gst/vaapi/gstvaapisink.h>
-
-gst_vaapidecode_get_type
-gst_vaapipostproc_get_type
-gst_vaapisink_get_type
diff --git a/docs/version.entities.in b/docs/version.entities.in
new file mode 100644
index 00000000..286989f5
--- /dev/null
+++ b/docs/version.entities.in
@@ -0,0 +1,2 @@
+<!ENTITY GST_API_VERSION "@GST_API_VERSION@">
+<!ENTITY GST_VERSION "@VERSION@">