Use proper GtkDoc notation for NULL/FALSE/TRUE

ext/gdk_pixbuf/gstgdkpixbufsink.c

@@ -41,7 +41,7 @@
  * purposes - just wait until the pipeline is prerolled (ASYNC_DONE message
  * on the bus), then read the property. If you use this method, you may want
  * to disable message posting by setting the #GstGdkPixbufSink:post-messages
- * property to #FALSE. This avoids unnecessary memory overhead.
+ * property to %FALSE. This avoids unnecessary memory overhead.
  * </listitem>
  * </itemizedlist>
  *
@@ -60,7 +60,7 @@
  * containing structures named <classname>&quot;preroll-pixbuf&quot;
  * </classname> or <classname>&quot;pixbuf&quot;</classname> on the bus (this
  * can be disabled by setting the #GstGdkPixbufSink:post-messages property
- * to #FALSE though). The element message structure has the following fields:
+ * to %FALSE though). The element message structure has the following fields:
  * <itemizedlist>
  * <listitem>
  *   <classname>&quot;pixbuf&quot;</classname>: the #GdkPixbuf object

gst/level/gstlevel.c

@@ -23,7 +23,7 @@
  * SECTION:element-level
  *
  * Level analyses incoming audio buffers and, if the #GstLevel:message property
- * is #TRUE, generates an element message named
+ * is %TRUE, generates an element message named
  * <classname>&quot;level&quot;</classname>:
  * after each interval of time given by the #GstLevel:interval property.
  * The message's structure contains these fields:

gst/matroska/matroska-mux.c

@@ -715,7 +715,7 @@ gst_matroska_mux_reset (GstElement * element)
  *
  * handle events - copied from oggmux without understanding
  *
- * Returns: #TRUE on success.
+ * Returns: %TRUE on success.
  */
 static gboolean
 gst_matroska_mux_handle_src_event (GstPad * pad, GstObject * parent,
@@ -792,7 +792,7 @@ gst_matroska_mux_build_vobsub_private (GstMatroskaTrackContext * context,
  *
  * handle events - informational ones like tags
  *
- * Returns: #TRUE on success.
+ * Returns: %TRUE on success.
  */
 static gboolean
 gst_matroska_mux_handle_sink_event (GstCollectPads * pads,
@@ -948,7 +948,7 @@ gst_matroska_mux_set_codec_id (GstMatroskaTrackContext * context,
  *
  * Setcaps function for video sink pad.
  *
- * Returns: #TRUE on success.
+ * Returns: %TRUE on success.
  */
 static gboolean
 gst_matroska_mux_video_pad_setcaps (GstPad * pad, GstCaps * caps)
@@ -1760,7 +1760,7 @@ opus_make_codecdata (GstMatroskaTrackContext * context, GstCaps * caps)
  *
  * Setcaps function for audio sink pad.
  *
- * Returns: #TRUE on success.
+ * Returns: %TRUE on success.
  */
 static gboolean
 gst_matroska_mux_audio_pad_setcaps (GstPad * pad, GstCaps * caps)
@@ -2181,7 +2181,7 @@ refuse_caps:
  *
  * Setcaps function for subtitle sink pad.
  *
- * Returns: #TRUE on success.
+ * Returns: %TRUE on success.
  */
 static gboolean
 gst_matroska_mux_subtitle_pad_setcaps (GstPad * pad, GstCaps * caps)

gst/multifile/gstmultifilesink.c

@@ -40,7 +40,7 @@
  * The filename property should contain a string with a \%d placeholder that will
  * be substituted with the index for each filename.
  *
- * If the #GstMultiFileSink:post-messages property is #TRUE, it sends an application
+ * If the #GstMultiFileSink:post-messages property is %TRUE, it sends an application
  * message named
  * <classname>&quot;GstMultiFileSink&quot;</classname> after writing each
  * buffer.

gst/replaygain/gstrganalysis.c

@@ -209,7 +209,7 @@ gst_rg_analysis_class_init (GstRgAnalysisClass * klass)
    * skip the processing of streams that already contain the necessary tags.
    * Data will flow as usual but the element will not consume CPU time and will
    * not generate result tags.  To enable possible skipping, set this property
-   * to #FALSE.
+   * to %FALSE.
    *
    * If used in conjunction with <link linkend="GstRgAnalysis--num-tracks">album
    * processing</link>, the element will skip the number of remaining album

gst/spectrum/gstspectrum.c

@@ -22,7 +22,7 @@
  * SECTION:element-spectrum
  *
  * The Spectrum element analyzes the frequency spectrum of an audio signal.
- * If the #GstSpectrum:post-messages property is #TRUE, it sends analysis results
+ * If the #GstSpectrum:post-messages property is %TRUE, it sends analysis results
  * as element messages named
  * <classname>&quot;spectrum&quot;</classname> after each interval of time given
  * by the #GstSpectrum:interval property.