diff --git a/gst-libs/gst/audio/audio-format.c b/gst-libs/gst/audio/audio-format.c
index 25628dd1cf..31cc0ec6c7 100644
--- a/gst-libs/gst/audio/audio-format.c
+++ b/gst-libs/gst/audio/audio-format.c
@@ -27,6 +27,12 @@
 
 #include "gstaudiopack.h"
 
+#ifdef HAVE_ORC
+#include <orc/orcfunctions.h>
+#else
+#define orc_memset memset
+#endif
+
 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
 # define audio_orc_unpack_s16le audio_orc_unpack_s16
 # define audio_orc_unpack_s16be audio_orc_unpack_s16_swap
@@ -453,14 +459,41 @@ gst_audio_format_fill_silence (const GstAudioFormatInfo * info,
   if (info->flags & GST_AUDIO_FORMAT_FLAG_FLOAT ||
       info->flags & GST_AUDIO_FORMAT_FLAG_SIGNED) {
     /* float or signed always 0 */
-    memset (dest, 0, length);
+    orc_memset (dest, 0, length);
   } else {
     gint i, j, bps = info->width >> 3;
 
     switch (bps) {
       case 1:
-        memset (dest, info->silence[0], length);
+        orc_memset (dest, info->silence[0], length);
         break;
+      case 2:{
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+        guint16 silence = GST_READ_UINT16_LE (info->silence);
+#else
+        guint16 silence = GST_READ_UINT16_BE (info->silence);
+#endif
+        audio_orc_splat_u16 (dest, silence, length / bps);
+        break;
+      }
+      case 4:{
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+        guint32 silence = GST_READ_UINT32_LE (info->silence);
+#else
+        guint32 silence = GST_READ_UINT32_BE (info->silence);
+#endif
+        audio_orc_splat_u32 (dest, silence, length / bps);
+        break;
+      }
+      case 8:{
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+        guint64 silence = GST_READ_UINT64_LE (info->silence);
+#else
+        guint64 silence = GST_READ_UINT64_BE (info->silence);
+#endif
+        audio_orc_splat_u64 (dest, silence, length / bps);
+        break;
+      }
       default:
         for (i = 0; i < length; i += bps) {
           for (j = 0; j < bps; j++)
diff --git a/gst-libs/gst/audio/gstaudiopack.orc b/gst-libs/gst/audio/gstaudiopack.orc
index b3e4878428..99458278f9 100644
--- a/gst-libs/gst/audio/gstaudiopack.orc
+++ b/gst-libs/gst/audio/gstaudiopack.orc
@@ -336,3 +336,22 @@ copyq d1, s1
 .source 8 s1 gdouble
 
 swapq d1, s1
+
+.function audio_orc_splat_u16
+.dest 2 d1 guint16
+.param 2 p1
+
+copyw d1, p1
+
+.function audio_orc_splat_u32
+.dest 4 d1 guint32
+.param 4 p1
+
+copyl d1, p1
+
+.function audio_orc_splat_u64
+.dest 8 d1 guint64
+.param 8 p1
+
+copyq d1, p1
+