pbutils: GST_EXPORT -> GST_PBUTILS_API

We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.

14 files changed, 218 insertions, 177 deletions

diff --git a/gst-libs/gst/pbutils/Makefile.am b/gst-libs/gst/pbutils/Makefile.am
index ad609987e..ae5199367 100644
--- a/gst-libs/gst/pbutils/Makefile.am
+++ b/gst-libs/gst/pbutils/Makefile.am
@@ -2,6 +2,7 @@ lib_LTLIBRARIES = libgstpbutils-@GST_API_VERSION@.la
 
 headers_pbutils = \
 	pbutils.h         \
+	pbutils-prelude.h         \
 	codec-utils.h     \
 	descriptions.h    \
 	encoding-profile.h	\
@@ -16,7 +17,8 @@ glib_enum_headers = $(headers_pbutils)
 glib_enum_define = PB_UTILS
 glib_gen_prefix = pbutils
 glib_gen_basename = pbutils
-glib_gen_decl_banner=GST_EXPORT
+glib_gen_decl_banner=GST_PBUTILS_API
+glib_gen_decl_include=\#include <gst/pbutils/pbutils-prelude.h>
 
 built_headers_configure = \
 	gstpluginsbaseversion.h
diff --git a/gst-libs/gst/pbutils/codec-utils.h b/gst-libs/gst/pbutils/codec-utils.h
index 647767e56..2d3dc0c96 100644
--- a/gst-libs/gst/pbutils/codec-utils.h
+++ b/gst-libs/gst/pbutils/codec-utils.h
@@ -23,87 +23,88 @@
 #define __GST_PB_UTILS_CODEC_UTILS_H__
 
 #include <gst/gst.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
 /* AAC */
 
-GST_EXPORT
+GST_PBUTILS_API
 guint         gst_codec_utils_aac_get_sample_rate_from_index (guint sr_idx);
 
-GST_EXPORT
+GST_PBUTILS_API
 gint          gst_codec_utils_aac_get_index_from_sample_rate (guint rate);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_aac_get_profile (const guint8 * audio_config, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_aac_get_level   (const guint8 * audio_config, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint         gst_codec_utils_aac_get_sample_rate (const guint8 * audio_config, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint         gst_codec_utils_aac_get_channels (const guint8 * audio_config, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_codec_utils_aac_caps_set_level_and_profile (GstCaps      * caps,
                                                               const guint8 * audio_config,
                                                               guint          len);
 
 /* H.264 */
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_h264_get_profile (const guint8 * sps, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_h264_get_level   (const guint8 * sps, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint8        gst_codec_utils_h264_get_level_idc (const gchar * level);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_codec_utils_h264_caps_set_level_and_profile (GstCaps      * caps,
                                                                const guint8 * sps,
                                                                guint          len);
 
 /* H.265 */
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_h265_get_profile                     (const guint8 * profile_tier_level,
                                                                     guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_h265_get_tier                        (const guint8 * profile_tier_level,
                                                                     guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_h265_get_level                       (const guint8 * profile_tier_level,
                                                                     guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint8        gst_codec_utils_h265_get_level_idc                   (const gchar  * level);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_codec_utils_h265_caps_set_level_tier_and_profile (GstCaps      * caps,
                                                                     const guint8 * profile_tier_level,
                                                                     guint          len);
 /* MPEG-4 part 2 */
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_mpeg4video_get_profile (const guint8 * vis_obj_seq, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_codec_utils_mpeg4video_get_level   (const guint8 * vis_obj_seq, guint len);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_codec_utils_mpeg4video_caps_set_level_and_profile (GstCaps      * caps,
                                                                      const guint8 * vis_obj_seq,
                                                                      guint          len);
 
 /* Opus */
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_codec_utils_opus_parse_caps (GstCaps   * caps,
                                                guint32   * rate,
                                                guint8    * channels,
@@ -112,7 +113,7 @@ gboolean      gst_codec_utils_opus_parse_caps (GstCaps   * caps,
                                                guint8    * coupled_count,
                                                guint8      channel_mapping[256]);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps *     gst_codec_utils_opus_create_caps (guint32        rate,
                                                 guint8         channels,
                                                 guint8         channel_mapping_family,
@@ -120,10 +121,10 @@ GstCaps *     gst_codec_utils_opus_create_caps (guint32        rate,
                                                 guint8         coupled_count,
                                                 const guint8 * channel_mapping);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps *    gst_codec_utils_opus_create_caps_from_header (GstBuffer * header, GstBuffer * comments);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstBuffer *  gst_codec_utils_opus_create_header (guint32        rate,
                                                  guint8         channels,
                                                  guint8         channel_mapping_family,
@@ -133,7 +134,7 @@ GstBuffer *  gst_codec_utils_opus_create_header (guint32        rate,
                                                  guint16        pre_skip,
                                                  gint16         output_gain);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean  gst_codec_utils_opus_parse_header (GstBuffer * header,
                                              guint32   * rate,
                                              guint8    * channels,
diff --git a/gst-libs/gst/pbutils/descriptions.h b/gst-libs/gst/pbutils/descriptions.h
index 826667ab4..c03f46abb 100644
--- a/gst-libs/gst/pbutils/descriptions.h
+++ b/gst-libs/gst/pbutils/descriptions.h
@@ -22,6 +22,7 @@
 
 #include <gst/gsttaglist.h>
 #include <gst/gstcaps.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -30,12 +31,12 @@ G_BEGIN_DECLS
  * from caps
  */
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean   gst_pb_utils_add_codec_description_to_tag_list (GstTagList    * taglist,
                                                              const gchar   * codec_tag,
                                                              const GstCaps * caps);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_codec_description (const GstCaps * caps);
 
 /*
@@ -43,19 +44,19 @@ gchar    * gst_pb_utils_get_codec_description (const GstCaps * caps);
  * find descriptions of what exactly is missing
  */
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_source_description (const gchar * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_sink_description (const gchar * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_decoder_description (const GstCaps * caps);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_encoder_description (const GstCaps * caps);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar    * gst_pb_utils_get_element_description (const gchar * factory_name);
 
 
diff --git a/gst-libs/gst/pbutils/encoding-profile.h b/gst-libs/gst/pbutils/encoding-profile.h
index c6d0205a6..83a6298fc 100644
--- a/gst-libs/gst/pbutils/encoding-profile.h
+++ b/gst-libs/gst/pbutils/encoding-profile.h
@@ -44,7 +44,7 @@ G_BEGIN_DECLS
 typedef struct _GstEncodingProfile GstEncodingProfile;
 typedef struct _GstEncodingProfileClass GstEncodingProfileClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_encoding_profile_get_type (void);
 
 
@@ -63,7 +63,7 @@ GType gst_encoding_profile_get_type (void);
 typedef struct _GstEncodingContainerProfile GstEncodingContainerProfile;
 typedef struct _GstEncodingContainerProfileClass GstEncodingContainerProfileClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_encoding_container_profile_get_type (void);
 
 
@@ -82,7 +82,7 @@ GType gst_encoding_container_profile_get_type (void);
 typedef struct _GstEncodingVideoProfile GstEncodingVideoProfile;
 typedef struct _GstEncodingVideoProfileClass GstEncodingVideoProfileClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_encoding_video_profile_get_type (void);
 
 
@@ -101,7 +101,7 @@ GType gst_encoding_video_profile_get_type (void);
 typedef struct _GstEncodingAudioProfile GstEncodingAudioProfile;
 typedef struct _GstEncodingAudioProfileClass GstEncodingAudioProfileClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_encoding_audio_profile_get_type (void);
 
 
@@ -124,101 +124,101 @@ GType gst_encoding_audio_profile_get_type (void);
  */
 #define gst_encoding_profile_ref(profile) (g_object_ref ((GObject*) profile))
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_name           (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_name           (GstEncodingProfile *profile,
                                                          const gchar *name);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_description    (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_description    (GstEncodingProfile *profile,
                                                          const gchar *description);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps *       gst_encoding_profile_get_format         (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_format         (GstEncodingProfile *profile,
                                                          GstCaps *format);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean  gst_encoding_profile_get_allow_dynamic_output (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void      gst_encoding_profile_set_allow_dynamic_output (GstEncodingProfile *profile,
                                                          gboolean allow_dynamic_output);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_preset         (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_preset_name    (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_preset         (GstEncodingProfile *profile,
                                                          const gchar *preset);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_encoding_profile_get_presence       (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_presence       (GstEncodingProfile *profile,
                                                          guint presence);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_preset_name    (GstEncodingProfile * profile,
                                                          const gchar * preset_name);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps *       gst_encoding_profile_get_restriction    (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_restriction    (GstEncodingProfile *profile,
                                                          GstCaps *restriction);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_encoding_profile_is_equal           (GstEncodingProfile *a,
                                                          GstEncodingProfile *b);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps *       gst_encoding_profile_get_input_caps     (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_type_nick      (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_encoding_profile_get_file_extension (GstEncodingProfile * profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingProfile * gst_encoding_profile_find (const gchar *targetname,
                                                 const gchar *profilename,
                                                 const gchar *category);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_encoding_profile_is_enabled        (GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 void            gst_encoding_profile_set_enabled       (GstEncodingProfile *profile,
                                                          gboolean enabled);
 /* GstEncodingContainerProfile API */
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_encoding_container_profile_add_profile       (GstEncodingContainerProfile *container,
                                                                   GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_encoding_container_profile_contains_profile  (GstEncodingContainerProfile * container,
                                                                   GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GList *   gst_encoding_container_profile_get_profiles      (GstEncodingContainerProfile *profile);
 
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingContainerProfile *  gst_encoding_container_profile_new (const gchar *name,
                                                                    const gchar *description,
                                                                    GstCaps *format,
@@ -227,36 +227,36 @@ GstEncodingContainerProfile *  gst_encoding_container_profile_new (const gchar *
 
 /* Invidual stream encodingprofile API */
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingVideoProfile * gst_encoding_video_profile_new (GstCaps *format,
                                                           const gchar *preset,
                                                           GstCaps *restriction,
                                                           guint presence);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingAudioProfile * gst_encoding_audio_profile_new (GstCaps *format,
                                                           const gchar *preset,
                                                           GstCaps *restriction,
                                                           guint presence);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint    gst_encoding_video_profile_get_pass              (GstEncodingVideoProfile *prof);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean gst_encoding_video_profile_get_variableframerate (GstEncodingVideoProfile *prof);
 
-GST_EXPORT
+GST_PBUTILS_API
 void     gst_encoding_video_profile_set_pass              (GstEncodingVideoProfile *prof,
                                                            guint pass);
 
-GST_EXPORT
+GST_PBUTILS_API
 void     gst_encoding_video_profile_set_variableframerate (GstEncodingVideoProfile *prof,
                                                            gboolean variableframerate);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingProfile * gst_encoding_profile_from_discoverer (GstDiscovererInfo *info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingProfile * gst_encoding_profile_copy (GstEncodingProfile *self);
 
 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
diff --git a/gst-libs/gst/pbutils/encoding-target.h b/gst-libs/gst/pbutils/encoding-target.h
index 7c9a87dfa..44dd101ba 100644
--- a/gst-libs/gst/pbutils/encoding-target.h
+++ b/gst-libs/gst/pbutils/encoding-target.h
@@ -100,7 +100,7 @@ G_BEGIN_DECLS
 typedef struct _GstEncodingTarget GstEncodingTarget;
 typedef GObjectClass GstEncodingTargetClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_encoding_target_get_type (void);
 
 /**
@@ -121,54 +121,54 @@ GType gst_encoding_target_get_type (void);
 #define gst_encoding_target_ref(target) \
   (g_object_ref ((GObject*) target))
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingTarget *     gst_encoding_target_new                 (const gchar *name,
                                                                  const gchar *category,
                                                                  const gchar *description,
                                                                  const GList *profiles);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *           gst_encoding_target_get_name            (GstEncodingTarget *target);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *           gst_encoding_target_get_category        (GstEncodingTarget *target);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *           gst_encoding_target_get_description     (GstEncodingTarget *target);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GList *           gst_encoding_target_get_profiles        (GstEncodingTarget *target);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingProfile *    gst_encoding_target_get_profile         (GstEncodingTarget *target,
                                                                  const gchar *name);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean                gst_encoding_target_add_profile         (GstEncodingTarget *target,
                                                                  GstEncodingProfile *profile);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean                gst_encoding_target_save                (GstEncodingTarget *target,
                                                                  GError **error);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean                gst_encoding_target_save_to_file        (GstEncodingTarget *target,
                                                                  const gchar *filepath,
                                                                  GError **error);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingTarget *     gst_encoding_target_load                (const gchar *name,
                                                                  const gchar *category,
                                                                  GError **error);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstEncodingTarget *     gst_encoding_target_load_from_file      (const gchar *filepath,
                                                                  GError **error);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                 gst_encoding_list_available_categories  (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                 gst_encoding_list_all_targets           (const gchar * categoryname);
 
 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
diff --git a/gst-libs/gst/pbutils/gstaudiovisualizer.h b/gst-libs/gst/pbutils/gstaudiovisualizer.h
index 4aad4dd77..05929ac42 100644
--- a/gst-libs/gst/pbutils/gstaudiovisualizer.h
+++ b/gst-libs/gst/pbutils/gstaudiovisualizer.h
@@ -29,6 +29,7 @@
 #include <gst/video/video.h>
 #include <gst/audio/audio.h>
 #include <gst/base/gstadapter.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 #define GST_TYPE_AUDIO_VISUALIZER            (gst_audio_visualizer_get_type())
@@ -100,7 +101,7 @@ struct _GstAudioVisualizerClass
   gboolean (*decide_allocation)   (GstAudioVisualizer * scope, GstQuery *query);
 };
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_audio_visualizer_get_type (void);
 
 G_END_DECLS
diff --git a/gst-libs/gst/pbutils/gstdiscoverer.h b/gst-libs/gst/pbutils/gstdiscoverer.h
index 2d3f8ae03..b61d0ed9f 100644
--- a/gst-libs/gst/pbutils/gstdiscoverer.h
+++ b/gst-libs/gst/pbutils/gstdiscoverer.h
@@ -22,6 +22,7 @@
 #define _GST_DISCOVERER_H_
 
 #include <gst/gst.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -34,7 +35,7 @@ G_BEGIN_DECLS
 typedef struct _GstDiscovererStreamInfo GstDiscovererStreamInfo;
 typedef GObjectClass GstDiscovererStreamInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_stream_info_get_type (void);
 
 /**
@@ -59,28 +60,28 @@ GType gst_discoverer_stream_info_get_type (void);
 #define gst_discoverer_stream_info_ref(info) ((GstDiscovererStreamInfo*) g_object_ref((GObject*) info))
 #define gst_discoverer_stream_info_unref(info) (g_object_unref((GObject*) info))
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererStreamInfo* gst_discoverer_stream_info_get_previous(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererStreamInfo* gst_discoverer_stream_info_get_next(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstCaps*                 gst_discoverer_stream_info_get_caps(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GstTagList*        gst_discoverer_stream_info_get_tags(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GstToc*            gst_discoverer_stream_info_get_toc(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar*             gst_discoverer_stream_info_get_stream_id(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GstStructure*      gst_discoverer_stream_info_get_misc(GstDiscovererStreamInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *            gst_discoverer_stream_info_get_stream_type_nick(GstDiscovererStreamInfo* info);
 
 /**
@@ -97,10 +98,10 @@ const gchar *            gst_discoverer_stream_info_get_stream_type_nick(GstDisc
 typedef struct _GstDiscovererContainerInfo GstDiscovererContainerInfo;
 typedef GObjectClass GstDiscovererContainerInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_container_info_get_type (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *gst_discoverer_container_info_get_streams(GstDiscovererContainerInfo *info);
 
 
@@ -118,28 +119,28 @@ GList *gst_discoverer_container_info_get_streams(GstDiscovererContainerInfo *inf
 typedef struct _GstDiscovererAudioInfo GstDiscovererAudioInfo;
 typedef GObjectClass GstDiscovererAudioInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_audio_info_get_type (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint gst_discoverer_audio_info_get_channels(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint64 gst_discoverer_audio_info_get_channel_mask(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint gst_discoverer_audio_info_get_sample_rate(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint gst_discoverer_audio_info_get_depth(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint gst_discoverer_audio_info_get_bitrate(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint gst_discoverer_audio_info_get_max_bitrate(const GstDiscovererAudioInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_discoverer_audio_info_get_language(const GstDiscovererAudioInfo* info);
 
 /**
@@ -156,40 +157,40 @@ const gchar * gst_discoverer_audio_info_get_language(const GstDiscovererAudioInf
 typedef struct _GstDiscovererVideoInfo GstDiscovererVideoInfo;
 typedef GObjectClass GstDiscovererVideoInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_video_info_get_type (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_width(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_height(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_depth(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_framerate_num(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_framerate_denom(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_par_num(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_par_denom(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_discoverer_video_info_is_interlaced(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_bitrate(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 guint           gst_discoverer_video_info_get_max_bitrate(const GstDiscovererVideoInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean        gst_discoverer_video_info_is_image(const GstDiscovererVideoInfo* info);
 
 /**
@@ -207,10 +208,10 @@ gboolean        gst_discoverer_video_info_is_image(const GstDiscovererVideoInfo*
 typedef struct _GstDiscovererSubtitleInfo GstDiscovererSubtitleInfo;
 typedef GObjectClass GstDiscovererSubtitleInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_subtitle_info_get_type (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar *   gst_discoverer_subtitle_info_get_language(const GstDiscovererSubtitleInfo* info);
 
 /**
@@ -272,71 +273,71 @@ typedef struct _GstDiscovererInfo GstDiscovererInfo;
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DISCOVERER_INFO))
 typedef GObjectClass GstDiscovererInfoClass;
 
-GST_EXPORT
+GST_PBUTILS_API
 GType gst_discoverer_info_get_type (void);
 
 #define gst_discoverer_info_unref(info) (g_object_unref((GObject*)info))
 #define gst_discoverer_info_ref(info) (g_object_ref((GObject*)info))
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererInfo*        gst_discoverer_info_copy (GstDiscovererInfo * ptr);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar*              gst_discoverer_info_get_uri(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererResult       gst_discoverer_info_get_result(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererStreamInfo*  gst_discoverer_info_get_stream_info(GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList*                    gst_discoverer_info_get_stream_list(GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstClockTime              gst_discoverer_info_get_duration(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean                  gst_discoverer_info_get_seekable(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean                  gst_discoverer_info_get_live(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GstStructure*       gst_discoverer_info_get_misc(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const GstTagList*         gst_discoverer_info_get_tags(const GstDiscovererInfo* info); 
-GST_EXPORT
+GST_PBUTILS_API
 const GstToc*             gst_discoverer_info_get_toc(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar**             gst_discoverer_info_get_missing_elements_installer_details(const GstDiscovererInfo* info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                   gst_discoverer_info_get_streams (GstDiscovererInfo *info,
 							   GType streamtype);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                   gst_discoverer_info_get_audio_streams (GstDiscovererInfo *info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                   gst_discoverer_info_get_video_streams (GstDiscovererInfo *info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                   gst_discoverer_info_get_subtitle_streams (GstDiscovererInfo *info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GList *                   gst_discoverer_info_get_container_streams (GstDiscovererInfo *info);
 
-GST_EXPORT
+GST_PBUTILS_API
 GVariant *                gst_discoverer_info_to_variant (GstDiscovererInfo *info,
                                                           GstDiscovererSerializeFlags flags);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererInfo *       gst_discoverer_info_from_variant (GVariant *variant);
 
-GST_EXPORT
+GST_PBUTILS_API
 void                      gst_discoverer_stream_info_list_free (GList *infos);
 
 #define GST_TYPE_DISCOVERER \
@@ -383,27 +384,27 @@ struct _GstDiscovererClass {
   gpointer _reserved[GST_PADDING];
 };
 
-GST_EXPORT
+GST_PBUTILS_API
 GType          gst_discoverer_get_type (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscoverer *gst_discoverer_new (GstClockTime timeout, GError **err);
 
 /* Asynchronous API */
 
-GST_EXPORT
+GST_PBUTILS_API
 void           gst_discoverer_start (GstDiscoverer *discoverer);
 
-GST_EXPORT
+GST_PBUTILS_API
 void           gst_discoverer_stop (GstDiscoverer *discoverer);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean       gst_discoverer_discover_uri_async (GstDiscoverer *discoverer,
 						  const gchar *uri);
 
 /* Synchronous API */
 
-GST_EXPORT
+GST_PBUTILS_API
 GstDiscovererInfo *
 gst_discoverer_discover_uri (GstDiscoverer * discoverer,
 			     const gchar * uri,
diff --git a/gst-libs/gst/pbutils/gstpluginsbaseversion.h.in b/gst-libs/gst/pbutils/gstpluginsbaseversion.h.in
index 7b5012c85..e6f272068 100644
--- a/gst-libs/gst/pbutils/gstpluginsbaseversion.h.in
+++ b/gst-libs/gst/pbutils/gstpluginsbaseversion.h.in
@@ -21,6 +21,7 @@
 #define __GST_PLUGINS_BASE_VERSION_H__
 
 #include <gst/gst.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -67,10 +68,10 @@ G_BEGIN_DECLS
      (GST_PLUGINS_BASE_VERSION_MAJOR == (major) && GST_PLUGINS_BASE_VERSION_MINOR == (minor) && \
       GST_PLUGINS_BASE_VERSION_MICRO + 1 == (micro) && GST_PLUGINS_BASE_VERSION_NANO > 0))
 
-GST_EXPORT
+GST_PBUTILS_API
 void     gst_plugins_base_version (guint *major, guint *minor, guint *micro, guint *nano);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar *  gst_plugins_base_version_string (void);
 
 G_END_DECLS
diff --git a/gst-libs/gst/pbutils/install-plugins.h b/gst-libs/gst/pbutils/install-plugins.h
index 98c154666..5a84d01f4 100644
--- a/gst-libs/gst/pbutils/install-plugins.h
+++ b/gst-libs/gst/pbutils/install-plugins.h
@@ -22,6 +22,7 @@
 #define __GST_PB_UTILS_INSTALL_PLUGINS_H__
 
 #include <gst/gst.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -97,31 +98,31 @@ typedef enum {
 
 typedef struct _GstInstallPluginsContext GstInstallPluginsContext;
 
-GST_EXPORT
+GST_PBUTILS_API
 GstInstallPluginsContext * gst_install_plugins_context_new (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstInstallPluginsContext * gst_install_plugins_context_copy (GstInstallPluginsContext * ctx);
-GST_EXPORT
+GST_PBUTILS_API
 void   gst_install_plugins_context_free    (GstInstallPluginsContext * ctx);
 
-GST_EXPORT
+GST_PBUTILS_API
 void   gst_install_plugins_context_set_confirm_search (GstInstallPluginsContext * ctx,
                                                        gboolean                   confirm_search);
 
-GST_EXPORT
+GST_PBUTILS_API
 void   gst_install_plugins_context_set_desktop_id (GstInstallPluginsContext * ctx,
                                                    const gchar              * desktop_id);
 
-GST_EXPORT
+GST_PBUTILS_API
 void   gst_install_plugins_context_set_startup_notification_id (GstInstallPluginsContext * ctx,
                                                                 const gchar              * startup_id);
 
-GST_EXPORT
+GST_PBUTILS_API
 void   gst_install_plugins_context_set_xid (GstInstallPluginsContext * ctx,
                                             guint                      xid);
 
-GST_EXPORT
+GST_PBUTILS_API
 GType  gst_install_plugins_context_get_type (void);
 
 /**
@@ -136,23 +137,23 @@ GType  gst_install_plugins_context_get_type (void);
 typedef void (*GstInstallPluginsResultFunc) (GstInstallPluginsReturn  result,
                                              gpointer                 user_data);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstInstallPluginsReturn  gst_install_plugins_async (const gchar * const * details,
                                                     GstInstallPluginsContext  * ctx,
                                                     GstInstallPluginsResultFunc func,
                                                     gpointer                    user_data);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstInstallPluginsReturn  gst_install_plugins_sync  (const gchar * const       * details,
                                                     GstInstallPluginsContext  * ctx);
 
-GST_EXPORT
+GST_PBUTILS_API
 const gchar * gst_install_plugins_return_get_name (GstInstallPluginsReturn ret);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_install_plugins_installation_in_progress (void);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_install_plugins_supported (void);
 
 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
diff --git a/gst-libs/gst/pbutils/meson.build b/gst-libs/gst/pbutils/meson.build
index d33990aae..b56593ef6 100644
--- a/gst-libs/gst/pbutils/meson.build
+++ b/gst-libs/gst/pbutils/meson.build
@@ -24,6 +24,7 @@ gst_pbutils_version_h = configure_file(input : 'gstpluginsbaseversion.h.in',
 
 pbutils_headers = [
   'pbutils.h',
+  'pbutils-prelude.h',
   'codec-utils.h',
   'descriptions.h',
   'encoding-profile.h',
diff --git a/gst-libs/gst/pbutils/missing-plugins.h b/gst-libs/gst/pbutils/missing-plugins.h
index cee0d55da..c1e6c42e8 100644
--- a/gst-libs/gst/pbutils/missing-plugins.h
+++ b/gst-libs/gst/pbutils/missing-plugins.h
@@ -21,6 +21,7 @@
 #define __GST_PB_UTILS_MISSING_PLUGINS_H__
 
 #include <gst/gst.h>
+#include <gst/pbutils/pbutils-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -28,23 +29,23 @@ G_BEGIN_DECLS
  * functions to create missing-plugin messages, for use by plugins primarily
  */
 
-GST_EXPORT
+GST_PBUTILS_API
 GstMessage * gst_missing_uri_source_message_new (GstElement    * element,
                                                  const gchar   * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstMessage * gst_missing_uri_sink_message_new   (GstElement    * element,
                                                  const gchar   * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstMessage * gst_missing_element_message_new    (GstElement    * element,
                                                  const gchar   * factory_name);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstMessage * gst_missing_decoder_message_new    (GstElement    * element,
                                                  const GstCaps * decode_caps);
 
-GST_EXPORT
+GST_PBUTILS_API
 GstMessage * gst_missing_encoder_message_new    (GstElement    * element,
                                                  const GstCaps * encode_caps);
 
@@ -52,13 +53,13 @@ GstMessage * gst_missing_encoder_message_new    (GstElement    * element,
  * functions for use by applications when dealing with missing-plugin messages
  */
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar       * gst_missing_plugin_message_get_installer_detail (GstMessage * msg);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar       * gst_missing_plugin_message_get_description (GstMessage * msg);
 
-GST_EXPORT
+GST_PBUTILS_API
 gboolean      gst_is_missing_plugin_message (GstMessage * msg);
 
 
@@ -68,19 +69,19 @@ gboolean      gst_is_missing_plugin_message (GstMessage * msg);
  * missing-plugin messages posted by elements such as playbin or decodebin
  */
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar * gst_missing_uri_source_installer_detail_new (const gchar * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar * gst_missing_uri_sink_installer_detail_new (const gchar * protocol);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar * gst_missing_element_installer_detail_new (const gchar * factory_name);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar * gst_missing_decoder_installer_detail_new (const GstCaps * decode_caps);
 
-GST_EXPORT
+GST_PBUTILS_API
 gchar * gst_missing_encoder_installer_detail_new (const GstCaps * encode_caps);
 
 G_END_DECLS
diff --git a/gst-libs/gst/pbutils/pbutils-prelude.h b/gst-libs/gst/pbutils/pbutils-prelude.h
new file mode 100644
index 000000000..cb1c79d58
--- /dev/null
+++ b/gst-libs/gst/pbutils/pbutils-prelude.h
@@ -0,0 +1,31 @@
+/* GStreamer Plugins Base Utils Library
+ * Copyright (C) 2018 GStreamer developers
+ *
+ * pbutils-prelude.h: prelude include header for gst-pbutils library
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_PBUTILS_PRELUDE_H__
+#define __GST_PBUTILS_PRELUDE_H__
+
+#include <gst/gst.h>
+
+#ifndef GST_PBUTILS_API
+#define GST_PBUTILS_API GST_EXPORT
+#endif
+
+#endif /* __GST_PBUTILS_PRELUDE_H__ */
diff --git a/gst-libs/gst/pbutils/pbutils.h b/gst-libs/gst/pbutils/pbutils.h
index 99bdf9884..4e5f61c54 100644
--- a/gst-libs/gst/pbutils/pbutils.h
+++ b/gst-libs/gst/pbutils/pbutils.h
@@ -34,7 +34,7 @@
 
 G_BEGIN_DECLS
 
-GST_EXPORT
+GST_PBUTILS_API
 void    gst_pb_utils_init (void);
 
 G_END_DECLS
diff --git a/gst-libs/gst/pbutils/pbutils_mkenum.py b/gst-libs/gst/pbutils/pbutils_mkenum.py
index d03b915b7..143a76c1e 100755
--- a/gst-libs/gst/pbutils/pbutils_mkenum.py
+++ b/gst-libs/gst/pbutils/pbutils_mkenum.py
@@ -8,11 +8,11 @@
 import sys, os, shutil, subprocess
 
 h_array = ['--fhead',
-           "#ifndef __PB_UTILS_ENUM_TYPES_H__\n#define __PB_UTILS_ENUM_TYPES_H__\n\n#include <gst/gst.h>\n\nG_BEGIN_DECLS\n",
+           "#ifndef __PB_UTILS_ENUM_TYPES_H__\n#define __PB_UTILS_ENUM_TYPES_H__\n\n#include <gst/gst.h>\n#include <gst/pbutils/pbutils-prelude.h>\nG_BEGIN_DECLS\n",
            '--fprod',
            "\n/* enumerations from \"@filename@\" */\n",
            '--vhead',
-           "GST_EXPORT GType @enum_name@_get_type (void);\n#define GST_TYPE_@ENUMSHORT@ (@enum_name@_get_type())\n",
+           "GST_PBUTILS_API GType @enum_name@_get_type (void);\n#define GST_TYPE_@ENUMSHORT@ (@enum_name@_get_type())\n",
            '--ftail',
            "G_END_DECLS\n\n#endif /* __PB_UTILS_ENUM_TYPES_H__ */"
 ]