diff options
Diffstat (limited to 'libavcodec/i386/idct_mmx_xvid.c')
| -rw-r--r-- | libavcodec/i386/idct_mmx_xvid.c | 90 |
1 files changed, 40 insertions, 50 deletions
diff --git a/libavcodec/i386/idct_mmx_xvid.c b/libavcodec/i386/idct_mmx_xvid.c index 1e7ea3e7fa..179defdd1a 100644 --- a/libavcodec/i386/idct_mmx_xvid.c +++ b/libavcodec/i386/idct_mmx_xvid.c @@ -1,53 +1,43 @@ -///**************************************************************************** -// * -// * XVID MPEG-4 VIDEO CODEC -// * - MMX and XMM forward discrete cosine transform - -// * -// * Copyright(C) 2001 Peter Ross <pross@xvid.org> -// * -// * This file is part of FFmpeg. -// * -// * FFmpeg 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 2.1 of the License, or (at your option) any later version. -// * -// * FFmpeg 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 FFmpeg; if not, write to the Free Software Foundation, -// * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA -// * -// * $Id$ -// * -// ***************************************************************************/ - -// **************************************************************************** -// -// Originally provided by Intel at AP-922 -// http://developer.intel.com/vtune/cbts/strmsimd/922down.htm -// (See more app notes at http://developer.intel.com/vtune/cbts/strmsimd/appnotes.htm) -// but in a limited edition. -// New macro implements a column part for precise iDCT -// The routine precision now satisfies IEEE standard 1180-1990. -// -// Copyright(C) 2000-2001 Peter Gubanov <peter@elecard.net.ru> -// Rounding trick Copyright(C) 2000 Michel Lespinasse <walken@zoy.org> -// -// http://www.elecard.com/peter/idct.html -// http://www.linuxvideo.org/mpeg2dec/ -// -// ***************************************************************************/ -// -// These examples contain code fragments for first stage iDCT 8x8 -// (for rows) and first stage DCT 8x8 (for columns) -// - -// conversion to gcc syntax by michael niedermayer - +/* + * XVID MPEG-4 VIDEO CODEC + * - MMX and XMM forward discrete cosine transform - + * + * Copyright(C) 2001 Peter Ross <pross@xvid.org> + * + * Originally provided by Intel at AP-922 + * http://developer.intel.com/vtune/cbts/strmsimd/922down.htm + * (See more app notes at http://developer.intel.com/vtune/cbts/strmsimd/appnotes.htm) + * but in a limited edition. + * New macro implements a column part for precise iDCT + * The routine precision now satisfies IEEE standard 1180-1990. + * + * Copyright(C) 2000-2001 Peter Gubanov <peter@elecard.net.ru> + * Rounding trick Copyright(C) 2000 Michel Lespinasse <walken@zoy.org> + * + * http://www.elecard.com/peter/idct.html + * http://www.linuxvideo.org/mpeg2dec/ + * + * These examples contain code fragments for first stage iDCT 8x8 + * (for rows) and first stage DCT 8x8 (for columns) + * + * conversion to gcc syntax by Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg 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 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 FFmpeg; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ #include <inttypes.h> #include "avcodec.h" |