1 /****************************************************************************
2     Huffman coding
3 
4     Copyright (C) 2017 Krzysztof Nikiel
5 
6     This program is free software: you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation, either version 3 of the License, or
9     (at your option) any later version.
10 
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15 
16     You should have received a copy of the GNU General Public License
17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
18 ****************************************************************************/
19 
20 #include "bitstream.h"
21 
22 enum {
23     HCB_ZERO = 0,
24     HCB_ESC = 11,
25     HCB_PNS = 13,
26     HCB_INTENSITY2 = 14,
27     HCB_INTENSITY = 15,
28     HCB_NONE
29 };
30 
31 int huffbook(CoderInfo *coderInfo,
32              int *qs /* quantized spectrum */,
33              int len);
34 int writebooks(CoderInfo *coder, BitStream *stream, int writeFlag);
35 int writesf(CoderInfo *coder, BitStream *bitStream, int writeFlag);
36