diff --git a/text_src/atch1/AUTHORS b/text_src/atch1/AUTHORS
new file mode 100644
index 0000000..7c7d92f
--- /dev/null
+++ b/text_src/atch1/AUTHORS
@@ -0,0 +1,86 @@
+
+
+Aaron Watry <awatry@gmail.com>
+
+Adrian Grange <agrange@google.com>
+
+Alex Converse <alex.converse@gmail.com>
+
+Andoni Morales Alastruey <ylatuya@gmail.com>
+
+Andres Mejia <mcitadel@gmail.com>
+
+Attila Nagy <attilanagy@google.com>
+
+Fabio Pedretti <fabio.ped@libero.it>
+
+Frank Galligan <fgalligan@google.com>
+
+Fredrik Söderquist <fs@opera.com>
+
+Fritz Koenig <frkoenig@google.com>
+
+Gaute Strokkenes <gaute.strokkenes@broadcom.com>
+
+Giuseppe Scrivano <gscrivano@gnu.org>
+
+Guillermo Ballester Valor <gbvalor@gmail.com>
+
+Henrik Lundin <hlundin@google.com>
+
+James Berry <jamesberry@google.com>
+
+James Zern <jzern@google.com>
+
+Jan Kratochvil <jan.kratochvil@redhat.com>
+
+Jeff Muizelaar <jmuizelaar@mozilla.com>
+
+Jim Bankoski <jimbankoski@google.com>
+
+Johann Koenig <johannkoenig@google.com>
+
+John Koleszar <jkoleszar@google.com>
+
+Justin Clift <justin@salasaga.org>
+
+Justin Lebar <justin.lebar@gmail.com>
+
+Luca Barbato <lu_zero@gentoo.org>
+
+Makoto Kato <makoto.kt@gmail.com>
+
+Martin Ettl <ettl.martin78@googlemail.com>
+
+Michael Kohler <michaelkohler@live.com>
+
+Mikhal Shemer <mikhal@google.com>
+
+Pascal Massimino <pascal.massimino@gmail.com>
+
+Patrik Westin <patrik.westin@gmail.com>
+
+Paul Wilkins <paulwilkins@google.com>
+
+Pavol Rusnak <stick@gk2.sk>
+
+Philip Jägenstedt <philipj@opera.com>
+
+Scott LaVarnway <slavarnway@google.com>
+
+Tero Rintaluoma <teror@google.com>
+
+Timothy B. Terriberry <tterribe@xiph.org>
+
+Tom Finegan <tomfinegan@google.com>
+
+Yaowu Xu <yaowu@google.com>
+
+Yunqing Wang <yunqingwang@google.com>
+
+Google Inc.
+
+The Mozilla Foundation
+
+The Xiph.Org Foundation
+
diff --git a/text_src/atch1/LICENSE b/text_src/atch1/LICENSE
new file mode 100644
index 0000000..a2d802f
--- /dev/null
+++ b/text_src/atch1/LICENSE
@@ -0,0 +1,31 @@
+
+Copyright (c) 2010, Google Inc. All rights reserved.
+
+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 Google 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 COPYRIGHT
+HOLDER 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.
+
diff --git a/text_src/atch1/PATENTS b/text_src/atch1/PATENTS
new file mode 100644
index 0000000..6b4a620
--- /dev/null
+++ b/text_src/atch1/PATENTS
@@ -0,0 +1,23 @@
+
+Additional IP Rights Grant (Patents)
+
+"This implementation" means the copyrightable works distributed by
+Google as part of the WebM Project.
+
+Google hereby grants to you a perpetual, worldwide, non-exclusive,
+no-charge, royalty-free, irrevocable (except as stated in this section)
+patent license to make, have made, use, offer to sell, sell, import,
+transfer, and otherwise run, modify and propagate the contents of this
+implementation of VP8, where such license applies only to those patent
+claims, both currently owned by Google and acquired in the future,
+licensable by Google that are necessarily infringed by this
+implementation of VP8. This grant does not include claims that would be
+infringed only as a consequence of further modification of this
+implementation. If you or your agent or exclusive licensee institute or
+order or agree to the institution of patent litigation against any
+entity (including a cross-claim or counterclaim in a lawsuit) alleging
+that this implementation of VP8 or any code incorporated within this
+implementation of VP8 constitutes direct or contributory patent
+infringement, or inducement of patent infringement, then any patent
+rights granted to you under this License for this implementation of VP8
+shall terminate as of the date such litigation is filed.