diff --git a/.gitignore b/.gitignore
index ffce069..5e9b132 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,6 +28,7 @@ po/POTFILES
 po/stamp-it
 samples/
 src/*.c
+!src/spek-audio.c
 src/*.o
 src/*.stamp
 src/spek
diff --git a/src/Makefile.am b/src/Makefile.am
index 0872e45..e5c0f75 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -2,6 +2,8 @@ bin_PROGRAMS = spek
 
 spek_SOURCES = \
 	spek.vala \
+	spek-audio.c \
+	spek-pipeline.vala \
 	spek-ruler.vala \
 	spek-source.vala \
 	spek-spectrogram.vala \
@@ -16,7 +18,9 @@ INCLUDES = \
 	-DPKGLIBDIR=\""$(pkglibdir)"\"
 
 VALAFLAGS = \
-	--vapidir=$(srcdir)/../vapi --pkg config \
+	--vapidir=$(srcdir)/../vapi \
+	--pkg config \
+	--pkg spek-audio \
 	@SPEK_PACKAGES@
 
 spek_LDADD = \
diff --git a/src/spek-audio.c b/src/spek-audio.c
new file mode 100644
index 0000000..0afb778
--- /dev/null
+++ b/src/spek-audio.c
@@ -0,0 +1,22 @@
+/* spek-audio.c
+ *
+ * Copyright (C) 2010  Alexander Kojevnikov <alexander@kojevnikov.com>
+ *
+ * Spek is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Spek 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Spek.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "spek-audio.h"
+
+void spek_audio_open (const char *file_name) {
+}
diff --git a/src/spek-audio.h b/src/spek-audio.h
new file mode 100644
index 0000000..ece7535
--- /dev/null
+++ b/src/spek-audio.h
@@ -0,0 +1,24 @@
+/* spek-audio.h
+ *
+ * Copyright (C) 2010  Alexander Kojevnikov <alexander@kojevnikov.com>
+ *
+ * Spek is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Spek 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Spek.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __SPEK_AUDIO_H__
+#define __SPEK_AUDIO_H__
+
+void spek_audio_open (const char *file_name);
+
+#endif
diff --git a/src/spek-pipeline.vala b/src/spek-pipeline.vala
new file mode 100644
index 0000000..3d28e1b
--- /dev/null
+++ b/src/spek-pipeline.vala
@@ -0,0 +1,32 @@
+/* spek-pipeline.vala
+ *
+ * Copyright (C) 2010  Alexander Kojevnikov <alexander@kojevnikov.com>
+ *
+ * Spek is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Spek 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Spek.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Spek {
+	public class Pipeline {
+		public string file_name { get; private set; }
+		public string audio_codec { get; private set; }
+
+		public Pipeline (string file_name) {
+			this.file_name = file_name;
+		}
+
+		public void open () {
+			Audio.open (file_name);
+		}
+	}
+}
diff --git a/src/spek-source.vala b/src/spek-source.vala
index 8503a50..945b70f 100644
--- a/src/spek-source.vala
+++ b/src/spek-source.vala
@@ -39,7 +39,7 @@ namespace Spek {
 		public delegate void DataCallback (int sample, float[] values);
 		public delegate void InfoCallback ();
 
-		private Pipeline pipeline = null;
+		private Gst.Pipeline pipeline = null;
 		private Element spectrum = null;
 		private Pad pad = null;
 		private int sample;
@@ -72,7 +72,7 @@ namespace Spek {
 
 			// TODO: Check for gst errors, in particular test the situation when
 			// `spectrum` (good), `decodebin` (base) or `fakesink` (core) plugins are not available.
-			pipeline = new Pipeline ("pipeline");
+			pipeline = new Gst.Pipeline ("pipeline");
 			var filesrc = ElementFactory.make ("filesrc", null);
 			var decodebin = ElementFactory.make ("decodebin", null);
 			pipeline.add_many (filesrc, decodebin);
diff --git a/vapi/Makefile.am b/vapi/Makefile.am
index 29cd822..b9869ef 100644
--- a/vapi/Makefile.am
+++ b/vapi/Makefile.am
@@ -1,5 +1,6 @@
 noinst_DATA = \
-	config.vapi
+	config.vapi \
+	spek-audio.vapi
 
 EXTRA_DIST = \
 	$(noinst_DATA)
diff --git a/vapi/spek-audio.vapi b/vapi/spek-audio.vapi
new file mode 100644
index 0000000..4798466
--- /dev/null
+++ b/vapi/spek-audio.vapi
@@ -0,0 +1,4 @@
+[CCode (cprefix = "SpekAudio", lower_case_cprefix = "spek_audio_", cheader_filename = "spek-audio.h")]
+namespace Spek.Audio {
+	public static void open (string file_name);
+}