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