diff --git a/libavcodec/ac3tab.h b/libavcodec/ac3tab.h
index 7232ca6a41f8bb6613ca2d222c7f97a3c205ad15..43c8956e8b878e1304aa31c843852679ff595c34 100644
--- a/libavcodec/ac3tab.h
+++ b/libavcodec/ac3tab.h
@@ -1,3 +1,22 @@
+/*
+ * AC3 tables
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file ac3tab.h
  * tables taken directly from AC3 spec.
diff --git a/libavcodec/alpha/regdef.h b/libavcodec/alpha/regdef.h
index 7e7fc06b2c2840e8c3f70eddadfb63a3e54c1a29..adb833d75c5421d10a6c6b70760032c7edbf6b2b 100644
--- a/libavcodec/alpha/regdef.h
+++ b/libavcodec/alpha/regdef.h
@@ -1,3 +1,22 @@
+/*
+ * Alpha optimized DSP utils
+ * copyright (c) 2002 Falk Hueffner <falk@debian.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /* Some BSDs don't seem to have regdef.h... sigh  */
 #ifndef alpha_regdef_h
 #define alpha_regdef_h
diff --git a/libavcodec/apiexample.c b/libavcodec/apiexample.c
index 7fe1c119d40b541bc264ed9f228313d736fa1c27..58183ae2f13a3c1271dd0fae4b2771bf39f8c47e 100644
--- a/libavcodec/apiexample.c
+++ b/libavcodec/apiexample.c
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file apiexample.c
  * avcodec API use example.
diff --git a/libavcodec/armv4l/dsputil_iwmmxt_rnd.h b/libavcodec/armv4l/dsputil_iwmmxt_rnd.h
index ca49a76bdc617ab839337873844e81f384885533..ae82f36533e05bec057669be4111e39f538c0fc5 100644
--- a/libavcodec/armv4l/dsputil_iwmmxt_rnd.h
+++ b/libavcodec/armv4l/dsputil_iwmmxt_rnd.h
@@ -1,3 +1,22 @@
+/*
+ * iWMMXt optimized DSP utils
+ * copyright (c) 2004 AGAWA Koji
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 void DEF(put, pixels8)(uint8_t *block, const uint8_t *pixels, const int line_size, int h)
 {
     int stride = line_size;
diff --git a/libavcodec/armv4l/mpegvideo_iwmmxt.c b/libavcodec/armv4l/mpegvideo_iwmmxt.c
index 9724de8c4c153fa79096cc91b515af5f2f247e6a..61cd5619e66cd3e71564ae68abc8b6b8211da646 100644
--- a/libavcodec/armv4l/mpegvideo_iwmmxt.c
+++ b/libavcodec/armv4l/mpegvideo_iwmmxt.c
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2004 AGAWA Koji
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #include "../dsputil.h"
 #include "../mpegvideo.h"
 #include "../avcodec.h"
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 717bbf5627094c15c3de646db80c2a46f8b01eda..4518d34a291e13db53e0835c22b956cae658bfe4 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
 #ifndef AVCODEC_H
 #define AVCODEC_H
 
diff --git a/libavcodec/bitstream.h b/libavcodec/bitstream.h
index 2da6544b8d9d1615f37ba5ab5dd43286288d3e2f..9d82e8b4160948a359dcb98019449946ec60499e 100644
--- a/libavcodec/bitstream.h
+++ b/libavcodec/bitstream.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file bitstream.h
  * bitstream api header.
diff --git a/libavcodec/bitstream_filter.c b/libavcodec/bitstream_filter.c
index 50fd47caac05487d0fafb620df847f179ac97fcf..24ec2ed2c81fccd7dc1e69356ceed25eef179295 100644
--- a/libavcodec/bitstream_filter.c
+++ b/libavcodec/bitstream_filter.c
@@ -1,3 +1,20 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 #include "avcodec.h"
 
diff --git a/libavcodec/dct-test.c b/libavcodec/dct-test.c
index 874d5733dbf03d719e02dbe198833fb07cd0feb3..d9d459457a850375d85c61fe57cf760157f1395c 100644
--- a/libavcodec/dct-test.c
+++ b/libavcodec/dct-test.c
@@ -1,3 +1,21 @@
+/*
+ * (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file dct-test.c
  * DCT test. (c) 2001 Fabrice Bellard.
diff --git a/libavcodec/fft-test.c b/libavcodec/fft-test.c
index f924dcadfdffc2d85dcf17c1949a584dd39f7cb6..967c5107047d1c9a857ecbfca31d89b44892aecf 100644
--- a/libavcodec/fft-test.c
+++ b/libavcodec/fft-test.c
@@ -1,3 +1,21 @@
+/*
+ * (c) 2002 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file fft-test.c
  * FFT and MDCT tests.
diff --git a/libavcodec/h261data.h b/libavcodec/h261data.h
index 9ea991b237e116d7bf22dd42c93881f5288ef348..7d013fe6cacf03b20a127d8cc9a2eb5a4eaf00fe 100644
--- a/libavcodec/h261data.h
+++ b/libavcodec/h261data.h
@@ -1,3 +1,22 @@
+/*
+ * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ * copyright (c) 2004 Maarten Daniels
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file h261data.h
  * H.261 tables.
diff --git a/libavcodec/h263data.h b/libavcodec/h263data.h
index 01bcaedb41225c4e2ccd95a5166da12059780263..83f9dbda0c658dca55887c51523432f033b9c9fd 100644
--- a/libavcodec/h263data.h
+++ b/libavcodec/h263data.h
@@ -1,3 +1,24 @@
+/*
+ * copyright (c) 2000,2001 Fabrice Bellard
+ * H263+ support
+ * copyright (c) 2001 Juan J. Sierralta P.
+ * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file h263data.h
  * H.263 tables.
diff --git a/libavcodec/i386/cputest.c b/libavcodec/i386/cputest.c
index a66bdbe988f388d812b68951c96d335d15fe6f28..b1c20f860c5dd75dedf698b974062e7a883b2787 100644
--- a/libavcodec/i386/cputest.c
+++ b/libavcodec/i386/cputest.c
@@ -1,5 +1,22 @@
-/* Cpu detection code, extracted from mmx.h ((c)1997-99 by H. Dietz
-   and R. Fisher). Converted to C and improved by Fabrice Bellard */
+/*
+ * CPU detection code, extracted from mmx.h
+ * (c)1997-99 by H. Dietz and R. Fisher
+ * Converted to C and improved by Fabrice Bellard.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 #include <stdlib.h>
 #include "../dsputil.h"
diff --git a/libavcodec/i386/fdct_mmx.c b/libavcodec/i386/fdct_mmx.c
index 0bfae77215f6a81903e508a4edde97f5a3449d46..8034a257ce72322838e8680b092f9dd339558da3 100644
--- a/libavcodec/i386/fdct_mmx.c
+++ b/libavcodec/i386/fdct_mmx.c
@@ -12,6 +12,20 @@
  * Also of inspiration:
  * a page about fdct at http://www.geocities.com/ssavekar/dct.htm
  * Skal's fdct at http://skal.planet-d.net/coding/dct.html
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #include "common.h"
 #include "../dsputil.h"
diff --git a/libavcodec/i386/mmx.h b/libavcodec/i386/mmx.h
index a2d87b2e73c3781f835268fb477f1d4e6c1d745b..a13a228bc0417cfe260ae6033a6b4ea9e58e224c 100644
--- a/libavcodec/i386/mmx.h
+++ b/libavcodec/i386/mmx.h
@@ -1,6 +1,20 @@
 /*
  * mmx.h
  * Copyright (C) 1997-2001 H. Dietz and R. Fisher
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #ifndef AVCODEC_I386MMX_H
 #define AVCODEC_I386MMX_H
diff --git a/libavcodec/indeo2data.h b/libavcodec/indeo2data.h
index 2430b53c3fd3c541a681135002ab2e6e024157ba..59bb2f97dac0bd139153a1af78c3cb32e9b70861 100644
--- a/libavcodec/indeo2data.h
+++ b/libavcodec/indeo2data.h
@@ -1,3 +1,22 @@
+/*
+ * Indel Indeo 2 codec
+ * copyright (c) 2005 Konstantin Shishkov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #define IR2_CODES 143
 static const uint16_t ir2_codes[IR2_CODES][2] = {
 #ifdef ALT_BITSTREAM_READER_LE
diff --git a/libavcodec/indeo3data.h b/libavcodec/indeo3data.h
index 77bbc07ba5162014892cfa15fe24b4ea7d30f17e..bb007ae73d4b6640e28aa4b47265b1cf553bc25d 100644
--- a/libavcodec/indeo3data.h
+++ b/libavcodec/indeo3data.h
@@ -1,3 +1,21 @@
+/*
+ * Intel Indeo 3 (IV31, IV32, etc.) video decoder for ffmpeg
+ * written, produced, and directed by Alan Smithee
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 static const uint32_t correction[] = {
         0x00000000, 0x00000202, 0xfffffdfe, 0x000002ff, 0xfffffd01, 0xffffff03, 0x000000fd, 0x00000404,
diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 189090eaada4e537eb77d0d84810d852d72b5b94..a819bfc798ec73de4c76377cfd77422efa1cf84f 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (C) 2006 Corey Hickey
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef INTERNAL_H
 #define INTERNAL_H
 
diff --git a/libavcodec/lzo.h b/libavcodec/lzo.h
index dbce13770bd99882fcc61678deed05344deaeafb..27d42e2c8f434c497319f6b89546dc6682d0be26 100644
--- a/libavcodec/lzo.h
+++ b/libavcodec/lzo.h
@@ -1,3 +1,22 @@
+/*
+ * LZO 1x decompression
+ * copyright (c) 2006 Reimar Doeffinger
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef _LZO_H
 #define LZO_H
 
diff --git a/libavcodec/motion_test.c b/libavcodec/motion_test.c
index 671b5a12fdf8a41b97c40c91de2e882b16f291ea..18b1469de1e4a5cbea897dc7d2a50a91f1083959 100644
--- a/libavcodec/motion_test.c
+++ b/libavcodec/motion_test.c
@@ -1,4 +1,20 @@
-/* motion test. (c) 2001 Fabrice Bellard. */
+/*
+ * (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 /**
  * @file motion_test.c
diff --git a/libavcodec/mpeg12data.h b/libavcodec/mpeg12data.h
index bfaaaa717e09b090f4cc1961da57e902834e7701..87938c2ffecc3fe0e1c70a23f3a3be7403a2bde2 100644
--- a/libavcodec/mpeg12data.h
+++ b/libavcodec/mpeg12data.h
@@ -1,3 +1,23 @@
+/*
+ * MPEG1 codec / MPEG2 decoder
+ * copyright (c) 2000,2001 Fabrice Bellard
+ * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file mpeg12data.h
  * MPEG1/2 tables.
diff --git a/libavcodec/mpeg4data.h b/libavcodec/mpeg4data.h
index 804d2ded89778234b8e80e1d3b055cadff303551..47b31ab172ab9e59e3542abc02b767d0e74a75f2 100644
--- a/libavcodec/mpeg4data.h
+++ b/libavcodec/mpeg4data.h
@@ -1,3 +1,23 @@
+/*
+ * copyright (c) 2000,2001 Fabrice Bellard
+ * H263+ support
+ * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file mpeg4data.h
  * mpeg4 tables.
diff --git a/libavcodec/mpegaudio.h b/libavcodec/mpegaudio.h
index 0ee58240c237d0cb48f567fdac4a37936faa0f86..2f8815d2523192c8685c4bb2feb18f7d9d6b1a38 100644
--- a/libavcodec/mpegaudio.h
+++ b/libavcodec/mpegaudio.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file mpegaudio.h
  * mpeg audio declarations for both encoder and decoder.
diff --git a/libavcodec/mpegaudiodectab.h b/libavcodec/mpegaudiodectab.h
index 572f7acb5313fd556ade210b8ae0a896b06db0ad..099f85e650741be672969b60b419c79f131a0b87 100644
--- a/libavcodec/mpegaudiodectab.h
+++ b/libavcodec/mpegaudiodectab.h
@@ -1,3 +1,22 @@
+/*
+ * MPEG Audio decoder
+ * copyright (c) 2002 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file mpegaudiodectab.h
  * mpeg audio layer decoder tables.
diff --git a/libavcodec/msmpeg4data.h b/libavcodec/msmpeg4data.h
index 1fbd8aadf646debf2f3a938cbe857db16a791fbc..cfa34ab09917df96c218e3b155fc148ab95e9ef7 100644
--- a/libavcodec/msmpeg4data.h
+++ b/libavcodec/msmpeg4data.h
@@ -1,3 +1,25 @@
+/*
+ * MSMPEG4 backend for ffmpeg encoder and decoder
+ * copyright (c) 2001 Fabrice Bellard
+ * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * msmpeg4v1 & v2 stuff by Michael Niedermayer <michaelni@gmx.at>
+ */
+
 /**
  * @file msmpeg4data.h
  * MSMPEG4 data tables.
diff --git a/libavcodec/oggvorbis.c b/libavcodec/oggvorbis.c
index 56fa247500f16af1cf4c7452d838ab2855b3b449..80979d6c8ac3c278efb5a9955da6068217cf6450 100644
--- a/libavcodec/oggvorbis.c
+++ b/libavcodec/oggvorbis.c
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2002 Mark Hills <mark@pogo.org.uk>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
 /**
  * @file oggvorbis.c
  * Ogg Vorbis codec support via libvorbisenc.
diff --git a/libavcodec/opt.h b/libavcodec/opt.h
index 058c6b63a945909a75fa1c09903f152b41b1da30..92a4535ecf08dafa7c61589a3f63e8dae5edca29 100644
--- a/libavcodec/opt.h
+++ b/libavcodec/opt.h
@@ -1,3 +1,22 @@
+/*
+ * AVOptions
+ * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef AVOPT_H
 #define AVOPT_H
 
diff --git a/libavcodec/ppc/gcc_fixes.h b/libavcodec/ppc/gcc_fixes.h
index 943905bc5d434660837f06eb7a4180b4f6da5545..6e03f11fa0196fad1f94bbdd86e54d8b9cfc5ffe 100644
--- a/libavcodec/ppc/gcc_fixes.h
+++ b/libavcodec/ppc/gcc_fixes.h
@@ -2,6 +2,20 @@
  * gcc fixes for altivec.
  * Used to workaround broken gcc (FSF gcc-3 pre gcc-3.3)
  * and to stay somewhat compatible with Darwin.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #ifndef _GCC_FIXES_
diff --git a/libavcodec/ps2/mmi.h b/libavcodec/ps2/mmi.h
index c9a0778b1a73e1347460efa3301907e8caecab4e..cbc453f3ec749ef4fb9ce083075d2354d12d50f0 100644
--- a/libavcodec/ps2/mmi.h
+++ b/libavcodec/ps2/mmi.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2002 Leon van Stuivenberg
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef __mmi_H
 #define __mmi_H
 
diff --git a/libavcodec/rtjpeg.h b/libavcodec/rtjpeg.h
index 1fc2fc934a783a1119e4099879badc0e9bc7a1fd..02fc358fce2046d680e290cd3fee046c7124836c 100644
--- a/libavcodec/rtjpeg.h
+++ b/libavcodec/rtjpeg.h
@@ -1,3 +1,22 @@
+/*
+ * RTJpeg decoding functions
+ * copyright (c) 2006 Reimar Doeffinger
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef RTJPEG_H
 #define RTJPEG_H
 
diff --git a/libavcodec/sh4/qpel.c b/libavcodec/sh4/qpel.c
index a54795c2abb8185a0a33fece511531b775b39a75..e17c5a7c50b4f14ba66a37b589f68a8fabcb18fe 100644
--- a/libavcodec/sh4/qpel.c
+++ b/libavcodec/sh4/qpel.c
@@ -1,7 +1,23 @@
 /*
-        this is optimized for sh, which have post increment addressing (*p++)
-        some cpu may be index (p[n]) faster than post increment (*p++)
-*/
+ * This is optimized for sh, which have post increment addressing (*p++).
+ * Some CPU may be index (p[n]) faster than post increment (*p++).
+ *
+ * copyright (c) 2001-2003 BERO <bero@geocities.co.jp>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 #define         LD(adr) *(uint32_t*)(adr)
 
diff --git a/libavcodec/svq1_vlc.h b/libavcodec/svq1_vlc.h
index 4d405334d54661b03559e5e67315690f51dda519..fb00bea7f9d1e4c835cac1628f342907685344e5 100644
--- a/libavcodec/svq1_vlc.h
+++ b/libavcodec/svq1_vlc.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (C) 2003 the ffmpeg project
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef SVQ1_VLC_H
 #define SVQ1_VLC_H
 
diff --git a/libavcodec/swscale.h b/libavcodec/swscale.h
index d23d7776898986ae10a5c80e2dd9152b331662da..fe56faef7fab4227ca72b5c947b81e6c20f6bab2 100644
--- a/libavcodec/swscale.h
+++ b/libavcodec/swscale.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (C) 2006 Luca Abeni
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef SWSCALE_EMU_H
 #define SWSCALE_EMU_H
 
diff --git a/libavcodec/truemotion1data.h b/libavcodec/truemotion1data.h
index 800bb306bfc527eed0a08a6418cc23916c54de84..2a432409d135da9cb6ea836b5f9e2c5f6752ed25 100644
--- a/libavcodec/truemotion1data.h
+++ b/libavcodec/truemotion1data.h
@@ -5,6 +5,20 @@
  * distributed under the GNU GPL. It is redistributed with ffmpeg under the
  * GNU LGPL using the common understanding that data tables necessary for
  * decoding algorithms are not necessarily licensable.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #ifndef TRUEMOTION1DATA_H
 #define TRUEMOTION1DATA_H
diff --git a/libavcodec/truespeech_data.h b/libavcodec/truespeech_data.h
index 9a90072343df21d445e3a81d038391c497edd4b3..f64e47f498c8ec9b5859faf9fb96ab444f099ac1 100644
--- a/libavcodec/truespeech_data.h
+++ b/libavcodec/truespeech_data.h
@@ -1,3 +1,22 @@
+/*
+ * DSP Group TrueSpeech compatible decoder
+ * copyright (c) 2005 Konstantin Shishkov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef __TRUESPEECH_DATA__
 #define __TRUESPEECH_DATA__
 
diff --git a/libavcodec/ulti_cb.h b/libavcodec/ulti_cb.h
index 835910f6d7b102876c3db2945d8d7c2e0f4db6d1..388bc9288dec8afa879856f9c64ae8cdceb1cede 100644
--- a/libavcodec/ulti_cb.h
+++ b/libavcodec/ulti_cb.h
@@ -1,3 +1,22 @@
+/*
+ * IBM Ultimotion Video Decoder
+ * copyright (C) 2004 Konstantin Shishkov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 static const unsigned char ulti_codebook[16384]={
     0x00, 0x01, 0x01, 0x02,
     0x00, 0x01, 0x02, 0x03,
diff --git a/libavcodec/vc1acdata.h b/libavcodec/vc1acdata.h
index ffcc39d64330bc9769012f43743db54de378907c..e33190242e95c185d782c1882cb98f38205bbff3 100644
--- a/libavcodec/vc1acdata.h
+++ b/libavcodec/vc1acdata.h
@@ -1,3 +1,22 @@
+/*
+ * VC-1 and WMV3 decoder
+ * copyright (c) 2006 Konstantin Shishkov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #define AC_MODES 8
 
 static const int vc1_ac_sizes[AC_MODES] = {
diff --git a/libavcodec/vc1data.h b/libavcodec/vc1data.h
index bffa7b83b3ecedf4d9ba863374a69699c4f5591c..45d4e1be050b7c3475a69296596806c3586f6a04 100644
--- a/libavcodec/vc1data.h
+++ b/libavcodec/vc1data.h
@@ -1,3 +1,23 @@
+/*
+ * VC-1 and WMV3 decoder
+ * copyright (c) 2006 Konstantin Shishkov
+ * (c) 2005 anonymous, Alex Beregszaszi, Michael Niedermayer
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file vc1data.h
  * VC-1 tables.
diff --git a/libavcodec/vorbis.h b/libavcodec/vorbis.h
index 927312ded4301092f85dec57e485c062718e3121..9b34a5d7b2a9a73c28c0934ded4b4ebfb1a66e05 100644
--- a/libavcodec/vorbis.h
+++ b/libavcodec/vorbis.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2005 Denes Balatoni ( dbalatoni programozo hu )
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #define ALT_BITSTREAM_READER_LE
 #include "avcodec.h"
 #include "bitstream.h"
diff --git a/libavcodec/vp3data.h b/libavcodec/vp3data.h
index 51cbae8dbca0f2ab86710500ded09c7e35a27427..9dd3c38c7395c11f752bddde2a9bfb4617035fa5 100644
--- a/libavcodec/vp3data.h
+++ b/libavcodec/vp3data.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (C) 2003 the ffmpeg project
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef VP3DATA_H
 #define VP3DATA_H
 
diff --git a/libavcodec/wmadata.h b/libavcodec/wmadata.h
index e12c4792eb3d7009274da99668e3936652595ffa..2627c3cacabccd2c40b6b402a969781bfa08127f 100644
--- a/libavcodec/wmadata.h
+++ b/libavcodec/wmadata.h
@@ -1,3 +1,22 @@
+/*
+ * WMA compatible decoder
+ * copyright (c) 2002 The FFmpeg Project
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file wmadata.h
  * Various WMA tables.
diff --git a/libavformat/allformats.h b/libavformat/allformats.h
index e93a1e22a088f36e2e604b78bb7cb967b93ff46e..d1560dcea6e6bbd3435bc79dc949dd703970a7a3 100644
--- a/libavformat/allformats.h
+++ b/libavformat/allformats.h
@@ -1,3 +1,22 @@
+/*
+ * Register all the formats and protocols.
+ * copyright (c) 2000, 2001, 2002 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef ALLFORMATS_H
 #define ALLFORMATS_H
 
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index b079f0aa73d04f134aa9e564ab5ec1da1d478419..90c4f499cbc1d90c6369d8d35df78b686bd0f122 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef AVFORMAT_H
 #define AVFORMAT_H
 
diff --git a/libavformat/avi.h b/libavformat/avi.h
index 05f193b6192766f161fb76886be99cae2096b42d..f3d556c8233ca35fa03f831048c71fe93e8fb888 100644
--- a/libavformat/avi.h
+++ b/libavformat/avi.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef FFMPEG_AVI_H
 #define FFMPEG_AVI_H
 
diff --git a/libavformat/avio.h b/libavformat/avio.h
index 180d54976d3f11773f727f5824b1b99d3965c75c..fa5dc5ee7efe22d2b92d038e982242bb71468b5a 100644
--- a/libavformat/avio.h
+++ b/libavformat/avio.h
@@ -1,3 +1,21 @@
+/*
+ * unbuffered io for ffmpeg system
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 #ifndef AVIO_H
 #define AVIO_H
 
diff --git a/libavformat/barpainet.c b/libavformat/barpainet.c
index dc2defcff01127aedaad7981b06c5ea21dd4c93f..1b0c3151269a60e3782c2167a36b5c0916ec87db 100644
--- a/libavformat/barpainet.c
+++ b/libavformat/barpainet.c
@@ -1,3 +1,20 @@
+/*
+ * copyright (c) 2002 Francois Revol
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 
 #include <stdlib.h>
 #include <strings.h>
diff --git a/libavformat/barpainet.h b/libavformat/barpainet.h
index 282f7413a59ed28610f7771431bf43f24d94e89a..cf9a4f8c35fb3c7c7325fef78acff7bfff272292 100644
--- a/libavformat/barpainet.h
+++ b/libavformat/barpainet.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2002 Francois Revol
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef BARPA_INET_H
 #define BARPA_INET_H
 
diff --git a/libavformat/framehook.h b/libavformat/framehook.h
index 68e928ca4c984dfc93aacdfb9e7f056da39a94c0..69afc24e50215dac6e253e1c27be954a5499ab80 100644
--- a/libavformat/framehook.h
+++ b/libavformat/framehook.h
@@ -1,3 +1,22 @@
+/*
+ * video processing hooks
+ * copyright (c) 2000, 2001 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef _FRAMEHOOK_H
 #define _FRAMEHOOK_H
 
diff --git a/libavformat/gxf.h b/libavformat/gxf.h
index b23dfd86a00ae4896a02d63b6e6d39e2e8423e1e..92b689c78303ba124501e8e41203f14ff43352ad 100644
--- a/libavformat/gxf.h
+++ b/libavformat/gxf.h
@@ -1,3 +1,22 @@
+/*
+ * GXF demuxer
+ * copyright (c) 2006 Reimar Doeffinger
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef FFMPEG_GXF_H
 #define FFMPEG_GXF_H
 
diff --git a/libavformat/isom.h b/libavformat/isom.h
index 90a4ed0a373b39489770c3238a101a178604b254..1cc699f9a0a472864d334e389763a11d0922e5f6 100644
--- a/libavformat/isom.h
+++ b/libavformat/isom.h
@@ -1,3 +1,24 @@
+/*
+ * ISO Media common code
+ * copyright (c) 2001 Fabrice Bellard.
+ * copyright (c) 2002 Francois Revol <revol@free.fr>
+ * copyright (c) 2006 Baptiste Coudurier <baptiste.coudurier@free.fr>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef FFMPEG_ISOM_H
 #define FFMPEG_ISOM_H
 
diff --git a/libavformat/ogg.c b/libavformat/ogg.c
index 915cdf8206b8337bb4ff1918080ad304e2de167b..0af14bfad58ea1ec06593a4f15548e050d292c9f 100644
--- a/libavformat/ogg.c
+++ b/libavformat/ogg.c
@@ -4,6 +4,20 @@
  *
  * Uses libogg, but requires libvorbisenc to construct correct headers
  * when containing Vorbis stream -- currently the only format supported
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <stdio.h>
diff --git a/libavformat/os_support.h b/libavformat/os_support.h
index 4dd80a59d1b63694f547919ba53138c845c613b9..018b8f8e920dc7689a8213862c3461a8ea54590c 100644
--- a/libavformat/os_support.h
+++ b/libavformat/os_support.h
@@ -1,3 +1,22 @@
+/*
+ * various utilities for ffmpeg system
+ * copyright (c) 2000, 2001, 2002 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef _OS_SUPPORT_H
 #define _OS_SUPPORT_H
 
diff --git a/libavformat/riff.h b/libavformat/riff.h
index 91c050196ff11147441fb649d9aa312f019747b4..912ad0d5d67d80532f52969ad54dbd038072b907 100644
--- a/libavformat/riff.h
+++ b/libavformat/riff.h
@@ -1,3 +1,22 @@
+/*
+ * RIFF codec tags
+ * copyright (c) 2000 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef FF_RIFF_H
 #define FF_RIFF_H
 
diff --git a/libavformat/rtspcodes.h b/libavformat/rtspcodes.h
index b967cb932a2cddf71ac86f6473dc736cef4988a6..41968450bd7578d3ab8b887edb4842152d83ad53 100644
--- a/libavformat/rtspcodes.h
+++ b/libavformat/rtspcodes.h
@@ -1,3 +1,21 @@
+/*
+ * RTSP definitions
+ * copyright (c) 2002 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
 DEF(200, RTSP_STATUS_OK, "OK")
 DEF(405, RTSP_STATUS_METHOD, "Method Not Allowed")
 DEF(453, RTSP_STATUS_BANDWIDTH, "Not Enough Bandwidth")
diff --git a/libavutil/adler32.h b/libavutil/adler32.h
index 4b035dcdf33980a752e1ea35270815a0fb620d11..872c9490f375c9531d89cd467effb7439a0917d4 100644
--- a/libavutil/adler32.h
+++ b/libavutil/adler32.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Mans Rullgard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef ADLER32_H
 #define ADLER32_H
 
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index f239a73818b9c0d193260551e7acdc5ba6ca3dc8..e575aadf21cef1a904cbb071996dda57db007159 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef AVUTIL_H
 #define AVUTIL_H
 
diff --git a/libavutil/bswap.h b/libavutil/bswap.h
index 25d418c6930dab892d1dbfee77ef1f9633f2a613..0e62285f6b35bcdc42036f4f390a083aaf1b4fb2 100644
--- a/libavutil/bswap.h
+++ b/libavutil/bswap.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file bswap.h
  * byte swap.
diff --git a/libavutil/common.h b/libavutil/common.h
index e47688be99c2c7d48eb8c1661682a0cbe1da89ce..9d2d000475dcbb9ec70cad1e274bb99bd908b100 100644
--- a/libavutil/common.h
+++ b/libavutil/common.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file common.h
  * common internal and external api header.
diff --git a/libavutil/crc.c b/libavutil/crc.c
index 13be2020d32c96fb5a907361259ead8a4902dd32..4fd2035aff86692cf685e243d466336de8c88276 100644
--- a/libavutil/crc.c
+++ b/libavutil/crc.c
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #include "common.h"
 #include "crc.h"
 
diff --git a/libavutil/crc.h b/libavutil/crc.h
index c5b2170174bdcf7e17b243aa46bb28ae1a420ee7..9c979e28b5cb0c9ca3c971f86b0ddad4e9a0ebd3 100644
--- a/libavutil/crc.h
+++ b/libavutil/crc.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef CRC_H
 #define CRC_H
 
diff --git a/libavutil/internal.h b/libavutil/internal.h
index f6593351d75e5fca4a7082051f2f27db289d1a26..83f776cc2ed8e678bad5cbc909b0bdc3a78082c9 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 /**
  * @file internal.h
  * common internal api header.
diff --git a/libavutil/intfloat_readwrite.h b/libavutil/intfloat_readwrite.h
index 33e4c636c7217261f0ca4da92e773fb48e081972..8c1c5896889cc64f5215353f1f416914a8ab712f 100644
--- a/libavutil/intfloat_readwrite.h
+++ b/libavutil/intfloat_readwrite.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef INTFLOAT_READWRITE_H
 #define INTFLOAT_READWRITE_H
 
diff --git a/libavutil/log.h b/libavutil/log.h
index 13366064e9a4f0c2ddf645988b504b933b14da0c..84513fc027272560b6a337c7355b25bedd850cd2 100644
--- a/libavutil/log.h
+++ b/libavutil/log.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef LOG_H
 #define LOG_H
 
diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h
index 0cf726cbe92a80c17587dd4c255f968e9d2de13e..d4907f68173b0b2134e0de50e7693808e32b30bf 100644
--- a/libavutil/mathematics.h
+++ b/libavutil/mathematics.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef MATHEMATICS_H
 #define MATHEMATICS_H
 
diff --git a/libavutil/md5.h b/libavutil/md5.h
index c8144b4ccefc5d4bbbe52a1d1ae5a5f79bb6ee87..44ff620a40bd3285b6625f489a76d60d6e41cbb5 100644
--- a/libavutil/md5.h
+++ b/libavutil/md5.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef MD5_H
 #define MD5_H
 
diff --git a/libavutil/softfloat.c b/libavutil/softfloat.c
index f47309f26ab81f4c44b0bfae34617b14c89e6cc0..7e585cdf8ae6f5f2d46a75f3783ceae099565583 100644
--- a/libavutil/softfloat.c
+++ b/libavutil/softfloat.c
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #include <inttypes.h>
 #include <stdio.h>
 #include <assert.h>
diff --git a/libavutil/x86_cpu.h b/libavutil/x86_cpu.h
index 548fe42ec6288395ced2283a645f675a05806f70..2cb9b8cbb6f0606ccdee888c419692ea579cc9cd 100644
--- a/libavutil/x86_cpu.h
+++ b/libavutil/x86_cpu.h
@@ -1,3 +1,21 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef AVUTIL_X86CPU_H
 #define AVUTIL_X86CPU_H