Add function to compute ceil(log2(x)).
[FFMpeg-mirror/lagarith.git] / libavcodec / bmp.h
blobb24a1faf00a98063613237f5ad31fe057f267c5a
1 /*
2 * internals for BMP codecs
3 * Copyright (c) 2005 Mans Rullgard
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #ifndef AVCODEC_BMP_H
23 #define AVCODEC_BMP_H
25 #include "avcodec.h"
27 typedef struct BMPContext {
28 AVFrame picture;
29 } BMPContext;
31 typedef enum {
32 BMP_RGB =0,
33 BMP_RLE8 =1,
34 BMP_RLE4 =2,
35 BMP_BITFIELDS =3,
36 } BiCompression;
38 #endif /* AVCODEC_BMP_H */