build: include OMX_IndexExt and OMX_ComponentExt if present

These files may be used by OMX implementation to define custom extensions.
Include them if present as we are already doing with OMX_VideoExt.h

https://bugzilla.gnome.org/show_bug.cgi?id=784847

configure.ac

@@ -242,10 +242,14 @@ dnl Check for external OpenMAX IL headers
 AC_CHECK_HEADER([OMX_Core.h], [HAVE_EXTERNAL_OMX=yes], [HAVE_EXTERNAL_OMX=no], [AC_INCLUDES_DEFAULT])
 AM_CONDITIONAL(HAVE_EXTERNAL_OMX, test "x$HAVE_EXTERNAL_OMX" = "xyes")
 
-dnl Our internal OpenMAX IL headers have OMX_VideoExt.h
+dnl Our internal OpenMAX IL headers have OMX_VideoExt.h, OMX_IndexExt.h and OMX_ComponentExt.h
 HAVE_VIDEO_EXT=yes
+HAVE_INDEX_EXT=yes
+HAVE_COMPONENT_EXT=yes
 if test "x$HAVE_EXTERNAL_OMX" = "xyes"; then
     AC_CHECK_HEADER([OMX_VideoExt.h], [HAVE_VIDEO_EXT=yes], [HAVE_VIDEO_EXT=no], [AC_INCLUDES_DEFAULT])
+    AC_CHECK_HEADER([OMX_IndexExt.h], [HAVE_INDEX_EXT=yes], [HAVE_INDEX_EXT=no], [AC_INCLUDES_DEFAULT])
+    AC_CHECK_HEADER([OMX_ComponentExt.h], [HAVE_COMPONENT_EXT=yes], [HAVE_COMPONENT_EXT=no], [AC_INCLUDES_DEFAULT])
 fi
 
 VIDEO_HEADERS="#include <OMX_Video.h>"
@@ -256,6 +260,14 @@ if test "x$HAVE_VIDEO_EXT" = "xyes"; then
 "
 fi
 
+if test "x$HAVE_INDEX_EXT" = "xyes"; then
+    AC_DEFINE(HAVE_INDEX_EXT, 1, [OpenMAX IL has OMX_IndexExt.h header])
+fi
+
+if test "x$HAVE_COMPONENT_EXT" = "xyes"; then
+    AC_DEFINE(HAVE_COMPONENT_EXT, 1, [OpenMAX IL has OMX_ComponentExt.h header])
+fi
+
 AC_CHECK_DECLS([OMX_VIDEO_CodingVP8],
   [
     AC_DEFINE(HAVE_VP8, 1, [OpenMAX IL has VP8 support])

meson.build

@@ -168,8 +168,10 @@ have_external_omx = cc.has_header(
     args : gst_omx_args,
     required : false)
 extra_video_headers = ''
-# Our internal OpenMAX IL headers have OMX_VideoExt.h
+# Our internal OpenMAX IL headers have OMX_VideoExt.h, OMX_IndexExt.h and OMX_ComponentExt.h
 have_video_ext = true
+have_index_ext = true
+have_component_ext = true
 
 if have_external_omx
   have_video_ext = cc.has_header (
@@ -180,12 +182,30 @@ if have_external_omx
     extra_video_headers += '''
 #include <OMX_VideoExt.h>'''
   endif
+
+  have_index_ext = cc.has_header (
+      'OMX_IndexExt.h',
+      args : gst_omx_args,
+      required : false)
+
+  have_component_ext = cc.has_header (
+      'OMX_ComponentExt.h',
+      args : gst_omx_args,
+      required : false)
 endif
 
 if have_video_ext
   cdata.set ('HAVE_VIDEO_EXT', 1)
 endif
 
+if have_index_ext
+  cdata.set ('HAVE_INDEX_EXT', 1)
+endif
+
+if have_component_ext
+  cdata.set ('HAVE_COMPONENT_EXT', 1)
+endif
+
 have_omx_vp8 = cc.has_header_symbol(
     'OMX_Video.h',
     'OMX_VIDEO_CodingVP8',

omx/gstomx.h

@@ -61,6 +61,14 @@
 #include <OMX_VideoExt.h>
 #endif
 
+#ifdef HAVE_INDEX_EXT
+#include <OMX_IndexExt.h>
+#endif
+
+#ifdef HAVE_COMPONENT_EXT
+#include <OMX_ComponentExt.h>
+#endif
+
 #ifdef GST_OMX_STRUCT_PACKING
 #pragma pack()
 #endif