From 1ab5a780424ae8755858e153def1173a50a44e4c Mon Sep 17 00:00:00 2001 From: Jan Ekström Date: Mon, 20 Aug 2012 12:15:34 +0300 Subject: lavc: add Ut Video encoder Signed-off-by: Anton Khirnov --- libavcodec/utvideo.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 libavcodec/utvideo.c (limited to 'libavcodec/utvideo.c') diff --git a/libavcodec/utvideo.c b/libavcodec/utvideo.c new file mode 100644 index 0000000000..eb5a924222 --- /dev/null +++ b/libavcodec/utvideo.c @@ -0,0 +1,39 @@ +/* + * Common Ut Video code + * Copyright (c) 2011 Konstantin Shishkov + * + * This file is part of Libav. + * + * Libav 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. + * + * Libav 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 Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * Common Ut Video code + */ + +#include "utvideo.h" + +const int ff_ut_pred_order[5] = { + PRED_LEFT, PRED_MEDIAN, PRED_MEDIAN, PRED_NONE, PRED_GRADIENT +}; + +const int ff_ut_rgb_order[4] = { 1, 2, 0, 3 }; // G, B, R, A + +int ff_ut_huff_cmp_len(const void *a, const void *b) +{ + const HuffEntry *aa = a, *bb = b; + return (aa->len - bb->len)*256 + aa->sym - bb->sym; +} -- cgit v1.2.3