From 5416616588e521311c863a89b69392ba9856b45e Mon Sep 17 00:00:00 2001 From: Aurelien Jacobs Date: Fri, 6 Jul 2007 15:19:35 +0000 Subject: split SVQ1 decoder and encoder in their own files Originally committed as revision 9507 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/svq1enc_cb.h | 96 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 libavcodec/svq1enc_cb.h (limited to 'libavcodec/svq1enc_cb.h') diff --git a/libavcodec/svq1enc_cb.h b/libavcodec/svq1enc_cb.h new file mode 100644 index 0000000000..c97b92de89 --- /dev/null +++ b/libavcodec/svq1enc_cb.h @@ -0,0 +1,96 @@ +/* + * SVQ1 Encoder + * Copyright (C) 2004 Mike Melanson + * + * 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 + */ + +/** + * @file svq1enc_cb.h + * svq1 code books. + */ + +#ifndef AVCODEC_SVQ1ENC_CB_H +#define AVCODEC_SVQ1ENC_CB_H + +#include + +static const int8_t svq1_inter_codebook_sum[4][16*6] = { + { + -1, 1, -2, 0, 1, -1, -1, -1, -2, -1, 1, -1, -1, 0, -1, -1, + 0, -1, -1, -1, -1, 0, -1, 0, 0, 0, -3, 1, -1, 0, 1, -1, + 1, -1, 2, 2, 1, 1, 2, 0, 0, 0, -1, 1, 1, 0, 0, 0, + 1, -1, 0, 1, -1, 1, 1, 0, 1, 0, -1, 1, 1, 0, 0, 0, + -2, 0, 0, -2, 0, 0, -2, 0, -2, -1, -2, -1, 0, 0, -1, 0, + 1, 0, 1, -1, 2, 2, 1, 2, 2, 1, 0, 1, 1, 0, 1, 1, + },{ + -2, 1, -1, -1, 1, 0, 1, -1, -1, -1, 1, -1, 0, -1, 0, -1, + 0, 0, 0, -2, 0, 1, 0, -1, -1, 0, 2, -3, 1, -2, 3, -1, + 2, 0, 2, 1, 1, -1, 1, 1, 0, 0, 1, 1, 2, -2, 1, 0, + -2, -1, 2, -2, -2, 0, -3, 0, -1, 0, -1, 0, -1, 0, -2, -3, + 1, -2, -2, -1, 1, -1, -1, 1, -1, 1, 1, 0, -2, 0, 1, 1, + 1, 1, 2, 1, 0, 0, -1, 0, 0, 1, 0, 1, -1, 1, 0, 2, + },{ + 0, 0, 0, -3, 1, 1, 1, -3, 0, -1, 0, -3, 1, -3, 0, -2, + 1, 2, -1, -3, 0, -3, 1, -1, 0, -1, 0, 0, 1, 2, 1, 1, + -1, 2, -3, 3, 1, 0, -5, 1, 0, -1, -3, 1, 0, 2, 0, -3, + 4, 2, 0, -2, 1, -2, 3, -2, 1, 1, 0, -1, 2, 5, 3, 1, + -1, 0, 2, -3, -2, 0, 0, -2, 2, -3, -1, -1, 2, 1, 0, -2, + 3, -1, 1, -1, 2, 4, 0, 1, 0, 1, 0, -1, -3, -2, -1, 0, + },{ + 0, 2, -1, -1, 2, -4, -2, 3, 0, -1, -5, 1, 0, 1, 0, 6, + -2, 2, 0, 1, 1, -1, -1, -2, 1, -2, -1, 0, 2, -2, -2, -1, + -4, 2, -1, -3, -1, -2, 2, -1, 2, -1, 2, 0, 3, -3, -3, 0, + -3, 0, 0, -2, 4, -4, 0, -1, 4, 0, -2, -2, 3, -2, 0, 4, + 5, 0, 1, 0, -3, 3, 3, 2, 0, 0, 1, 2, -5, -2, -3, 0, + -3, 2, -2, 2, -2, 4, 7, -3, 4, 2, 3, 2, -1, 0, -3, 1, + } +}; + +static const int8_t svq1_intra_codebook_sum[4][16*6] = { + { + 0, 0, 0, -1, -1, -1, -1, -2, 0, -1, -1, 0, -1, 0, 1, 0, + 1, 0, -1, 1, 0, 0, -1, 1, -1, 0, 0, 0, -1, 1, 0, 0, + -1, 0, 0, 1, -1, 1, 0, -1, -1, 0, 1, 1, 0, 0, -1, 1, + 0, 1, 0, 0, 1, -1, 0, 0, 0, -1, 1, 0, 1, 0, -2, 1, + 0, -1, 1, 0, 0, 0, 1, 0, -1, 0, 0, 0, -1, 0, 0, 0, + 0, 1, 1, 0, 0, -1, 0, 1, 0, 0, 0, 0, -1, 1, 1, -1, + },{ + -1, -2, 0, -1, 1, 0, -1, 0, -1, -4, -1, -2, -1, -2, 1, -2, + 0, 0, 4, -2, -1, 1, 1, 0, 2, 1, 1, 0, 2, 0, 0, 0, + 1, 1, 0, -1, -1, -1, 1, 0, -1, -3, -3, 1, -1, 1, -2, -1, + 1, -1, 0, 1, 2, 1, -1, -1, 1, 1, 1, 2, 1, 0, 1, -2, + -2, 0, -1, -2, -2, 0, -1, -1, -1, 0, 1, 0, -1, -1, 0, -1, + 0, 2, 1, 2, 2, 1, -1, 1, 0, 2, 0, -1, 1, 0, 0, 0, + },{ + -2, 0, -1, -1, 1, 1, -2, 0, -2, 0, 1, -2, -2, 1, -1, -1, + 3, -2, 0, -3, -4, -3, 2, 1, 0, 3, -2, 2, 3, 2, 2, -1, + -3, 1, 0, 1, 0, 0, 0, 1, -2, 1, -2, -2, -1, -2, -2, 2, + 0, -4, 0, 2, -1, 0, 2, 2, 2, 1, 0, -1, -1, 1, -3, 2, + 2, 1, 0, 3, 1, -1, 1, 3, 1, 0, 1, 1, 2, -1, 1, -1, + -2, -1, 0, -1, 1, -1, 1, -2, -2, -1, -1, -3, 1, -4, -3, 1, + },{ + -2, 0, -2, 3, -1, -1, 0, 2, 2, -1, -3, 2, 1, 0, -2, -1, + -3, -2, -2, 1, 2, -3, 0, 1, -5, -2, -3, 0, -2, -1, 2, 0, + -1, -1, 0, -2, 1, 3, -7, -2, -2, -1, 2, -1, 0, 3, 1, 3, + 1, 0, 0, 1, 2, 3, 1, 2, 0, -2, -2, 1, 1, 2, 2, 3, + 4, 1, -1, 2, -2, 4, 0, 0, 0, 4, 2, 0, -2, -2, 2, -4, + -1, 5, -2, -2, -3, 2, -3, -1, 3, -3, 0, 4, 3, 0, 1, -2, + } +}; + +#endif /* AVCODEC_SVQ1ENC_CB_H */ -- cgit v1.2.3