diff --git a/ext_includes/celt/celt_fsb.h b/ext_includes/celt/celt_fsb.h
new file mode 100644
index 00000000..3dca7fb9
--- /dev/null
+++ b/ext_includes/celt/celt_fsb.h
@@ -0,0 +1,131 @@
+/* Copyright (c) 2007-2008 CSIRO
+   Copyright (c) 2007-2009 Xiph.Org Foundation
+   Copyright (c) 2008 Gregory Maxwell 
+   Written by Jean-Marc Valin and Gregory Maxwell */
+/**
+  @file celt.h
+  @brief Contains all the functions for encoding and decoding audio
+ */
+
+/*
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+   
+   - Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+   
+   - Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+   
+   - Neither the name of the Xiph.org Foundation nor the names of its
+   contributors may be used to endorse or promote products derived from
+   this software without specific prior written permission.
+   
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
+   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+/* this is a custom celt.h based on libcelt's, only importing and 
+ * renaming certain functions, allowing multiple libcelts to coexist.
+ * See the original celt.h for extra info. */
+
+#ifndef _CELT_FSB_H
+#define _CELT_FSB_H
+
+#include "celt_types.h"
+
+#define EXPORT
+
+
+/** No error */
+#define CELT_OK                0
+/** GET the bit-stream version for compatibility check */
+#define CELT_GET_BITSTREAM_VERSION 2000
+
+/** State of the decoder. One decoder state is needed for each stream.
+    It is initialised once at the beginning of the stream. Do *not*
+    re-initialise the state for every frame */
+typedef struct CELT0061Decoder CELT0061Decoder;
+typedef struct CELT0110Decoder CELT0110Decoder;
+
+/** The mode contains all the information necessary to create an
+    encoder. Both the encoder and decoder need to be initialised
+    with exactly the same mode, otherwise the quality will be very 
+    bad */
+typedef struct CELT0061Mode CELT0061Mode;
+typedef struct CELT0110Mode CELT0110Mode;
+
+
+/* Mode calls */
+
+/** Creates a new mode struct. This will be passed to an encoder or 
+    decoder. The mode MUST NOT BE DESTROYED until the encoders and 
+    decoders that use it are destroyed as well.
+ @param Fs Sampling rate (32000 to 96000 Hz)
+ @param channels Number of channels
+ @param frame_size Number of samples (per channel) to encode in each 
+                   packet (even values; 64 - 512)
+ @param error Returned error code (if NULL, no error will be returned)
+ @return A newly created mode
+*/
+EXPORT CELT0061Mode *celt_0061_mode_create(celt_int32 Fs, int channels, int frame_size, int *error);
+EXPORT CELT0110Mode *celt_0110_mode_create(celt_int32 Fs, int frame_size, int *error);
+
+/** Destroys a mode struct. Only call this after all encoders and 
+    decoders using this mode are destroyed as well.
+ @param mode Mode to be destroyed
+*/
+EXPORT void celt_0061_mode_destroy(CELT0061Mode *mode);
+EXPORT void celt_0110_mode_destroy(CELT0110Mode *mode);
+
+/** Query information from a mode */
+EXPORT int celt_0061_mode_info(const CELT0061Mode *mode, int request, celt_int32 *value);
+EXPORT int celt_0110_mode_info(const CELT0110Mode *mode, int request, celt_int32 *value);
+
+
+/* Decoder stuff */
+
+/** Creates a new decoder state. Each stream needs its own decoder state (can't
+    be shared across simultaneous streams).
+ @param mode Contains all the information about the characteristics of the
+             stream (must be the same characteristics as used for the encoder)
+ @param channels Number of channels
+ @param error Returns an error code
+ @return Newly created decoder state.
+ */
+EXPORT CELT0061Decoder *celt_0061_decoder_create(const CELT0061Mode *mode);
+EXPORT CELT0110Decoder *celt_0110_decoder_create_custom(const CELT0110Mode *mode, int channels, int *error);
+
+/** Destroys a a decoder state.
+ @param st Decoder state to be destroyed
+ */
+EXPORT void celt_0061_decoder_destroy(CELT0061Decoder *st);
+EXPORT void celt_0110_decoder_destroy(CELT0110Decoder *st);
+
+/** Decodes a frame of audio.
+ @param st Decoder state
+ @param data Compressed data produced by an encoder
+ @param len Number of bytes to read from "data". This MUST be exactly the number
+            of bytes returned by the encoder. Using a larger value WILL NOT WORK.
+ @param pcm One frame (frame_size samples per channel) of decoded PCM will be
+            returned here in 16-bit PCM format (native endian). 
+ @return Error code.
+ */
+EXPORT int celt_0061_decode(CELT0061Decoder *st, const unsigned char *data, int len, celt_int16 *pcm);
+EXPORT int celt_0110_decode(CELT0110Decoder *st, const unsigned char *data, int len, celt_int16 *pcm, int frame_size);
+
+
+
+#endif /*_CELT_FSB_H */
diff --git a/ext_includes/celt/celt_types.h b/ext_includes/celt/celt_types.h
new file mode 100644
index 00000000..70238249
--- /dev/null
+++ b/ext_includes/celt/celt_types.h
@@ -0,0 +1,140 @@
+/* celt_types.h taken from libogg */
+/********************************************************************
+ *                                                                  *
+ * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
+ *                                                                  *
+ * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002             *
+ * by the Xiph.Org Foundation http://www.xiph.org/                  *
+ *                                                                  *
+ ********************************************************************
+
+ function: #ifdef jail to whip a few platforms into the UNIX ideal.
+ last mod: $Id: os_types.h 7524 2004-08-11 04:20:36Z conrad $
+
+ ********************************************************************/
+/**
+   @file celt_types.h
+   @brief CELT types
+*/
+#ifndef _CELT_TYPES_H
+#define _CELT_TYPES_H
+
+/* Use the real stdint.h if it's there (taken from Paul Hsieh's pstdint.h) */
+#if (defined(__STDC__) && __STDC__ && __STDC_VERSION__ >= 199901L) || (defined(__GNUC__) && (defined(_STDINT_H) || defined(_STDINT_H_)) || defined (HAVE_STDINT_H))
+#include <stdint.h>
+
+   typedef int16_t celt_int16;
+   typedef uint16_t celt_uint16;
+   typedef int32_t celt_int32;
+   typedef uint32_t celt_uint32;
+#elif defined(_WIN32) 
+
+#  if defined(__CYGWIN__)
+#    include <_G_config.h>
+     typedef _G_int32_t celt_int32;
+     typedef _G_uint32_t celt_uint32;
+     typedef _G_int16 celt_int16;
+     typedef _G_uint16 celt_uint16;
+#  elif defined(__MINGW32__)
+     typedef short celt_int16;
+     typedef unsigned short celt_uint16;
+     typedef int celt_int32;
+     typedef unsigned int celt_uint32;
+#  elif defined(__MWERKS__)
+     typedef int celt_int32;
+     typedef unsigned int celt_uint32;
+     typedef short celt_int16;
+     typedef unsigned short celt_uint16;
+#  else
+     /* MSVC/Borland */
+     typedef __int32 celt_int32;
+     typedef unsigned __int32 celt_uint32;
+     typedef __int16 celt_int16;
+     typedef unsigned __int16 celt_uint16;
+#  endif
+
+#elif defined(__MACOS__)
+
+#  include <sys/types.h>
+   typedef SInt16 celt_int16;
+   typedef UInt16 celt_uint16;
+   typedef SInt32 celt_int32;
+   typedef UInt32 celt_uint32;
+
+#elif (defined(__APPLE__) && defined(__MACH__)) /* MacOS X Framework build */
+
+#  include <sys/types.h>
+   typedef int16_t celt_int16;
+   typedef u_int16_t celt_uint16;
+   typedef int32_t celt_int32;
+   typedef u_int32_t celt_uint32;
+
+#elif defined(__BEOS__)
+
+   /* Be */
+#  include <inttypes.h>
+   typedef int16 celt_int16;
+   typedef u_int16 celt_uint16;
+   typedef int32_t celt_int32;
+   typedef u_int32_t celt_uint32;
+
+#elif defined (__EMX__)
+
+   /* OS/2 GCC */
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef int celt_int32;
+   typedef unsigned int celt_uint32;
+
+#elif defined (DJGPP)
+
+   /* DJGPP */
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef int celt_int32;
+   typedef unsigned int celt_uint32;
+
+#elif defined(R5900)
+
+   /* PS2 EE */
+   typedef int celt_int32;
+   typedef unsigned celt_uint32;
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+
+#elif defined(__SYMBIAN32__)
+
+   /* Symbian GCC */
+   typedef signed short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef signed int celt_int32;
+   typedef unsigned int celt_uint32;
+
+#elif defined(CONFIG_TI_C54X) || defined (CONFIG_TI_C55X)
+
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef long celt_int32;
+   typedef unsigned long celt_uint32;
+
+#elif defined(CONFIG_TI_C6X)
+
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef int celt_int32;
+   typedef unsigned int celt_uint32;
+
+#else
+
+   /* Give up, take a reasonable guess */
+   typedef short celt_int16;
+   typedef unsigned short celt_uint16;
+   typedef int celt_int32;
+   typedef unsigned int celt_uint32;
+
+#endif
+
+#endif  /* _CELT_TYPES_H */
diff --git a/ext_libs/libcelt-0061.def b/ext_libs/libcelt-0061.def
new file mode 100644
index 00000000..c190e70e
--- /dev/null
+++ b/ext_libs/libcelt-0061.def
@@ -0,0 +1,8 @@
+LIBRARY libcelt-0061.dll
+EXPORTS
+celt_0061_decode
+celt_0061_decoder_create
+celt_0061_decoder_destroy
+celt_0061_mode_create
+celt_0061_mode_destroy
+celt_0061_mode_info
diff --git a/ext_libs/libcelt-0061.dll b/ext_libs/libcelt-0061.dll
new file mode 100644
index 00000000..a5ebff7d
Binary files /dev/null and b/ext_libs/libcelt-0061.dll differ
diff --git a/ext_libs/libcelt-0110.def b/ext_libs/libcelt-0110.def
new file mode 100644
index 00000000..87a0d297
--- /dev/null
+++ b/ext_libs/libcelt-0110.def
@@ -0,0 +1,8 @@
+LIBRARY libcelt-0110.dll
+EXPORTS
+celt_0110_decode
+celt_0110_decoder_create_custom
+celt_0110_decoder_destroy
+celt_0110_mode_create
+celt_0110_mode_destroy
+celt_0110_mode_info
diff --git a/ext_libs/libcelt-0110.dll b/ext_libs/libcelt-0110.dll
new file mode 100644
index 00000000..d9b3d62f
Binary files /dev/null and b/ext_libs/libcelt-0110.dll differ