corobot_camera: huffman.h Source File

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00001 /*******************************************************************************#
00002 #           guvcview              http://guvcview.berlios.de                    #
00003 #                                                                               #
00004 #           Paulo Assis <pj.assis@gmail.com>                                    #
00005 #                                                                               #
00006 # This program is free software; you can redistribute it and/or modify          #
00007 # it under the terms of the GNU General Public License as published by          #
00008 # the Free Software Foundation; either version 2 of the License, or             #
00009 # (at your option) any later version.                                           #
00010 #                                                                               #
00011 # This program is distributed in the hope that it will be useful,               #
00012 # but WITHOUT ANY WARRANTY; without even the implied warranty of                #
00013 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                 #
00014 # GNU General Public License for more details.                                  #
00015 #                                                                               #
00016 # You should have received a copy of the GNU General Public License             #
00017 # along with this program; if not, write to the Free Software                   #
00018 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA     #
00019 #                                                                               #
00020 ********************************************************************************/
00021 
00022 /*******************************************************************************#
00023 #                                                                               #
00024 #  huffman tables for Jpeg encoder/decoder                                      #
00025 #                                                                               # 
00026 #  Adapted for linux, Paulo Assis, 2007 <pj.assis@gmail.com>                    #
00027 ********************************************************************************/ 
00028 
00029 #ifndef HUFFMAN_H
00030 #define HUFFMAN_H
00031 
00032 #include "defs.h"
00033 
00034 #define DHT_SIZE 432
00035 
00036 static const unsigned char dht_data[DHT_SIZE] = 
00037 {
00038     0xff, 0xc4, 0x00, 0x1f, 0x00, 0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01,
00039     0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
00040     0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
00041     0x0b, 0xff, 0xc4, 0x00, 0xb5, 0x10, 0x00, 0x02,
00042     0x01, 0x03, 0x03, 0x02, 0x04, 0x03, 0x05, 0x05, 0x04, 0x04, 0x00, 0x00,
00043     0x01, 0x7d, 0x01, 0x02, 0x03, 0x00, 0x04, 0x11,
00044     0x05, 0x12, 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71,
00045     0x14, 0x32, 0x81, 0x91, 0xa1, 0x08, 0x23, 0x42,
00046     0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09,
00047     0x0a, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x25, 0x26,
00048     0x27, 0x28, 0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x43,
00049     0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x53,
00050     0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67,
00051     0x68, 0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77,
00052     0x78, 0x79, 0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x92,
00053     0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a,
00054     0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4,
00055     0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3,
00056     0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6,
00057     0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2, 0xe3, 0xe4,
00058     0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6,
00059     0xf7, 0xf8, 0xf9, 0xfa, 0xff, 0xc4, 0x00, 0x1f,
00060     0x01, 0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
00061     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02,
00062     0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0xff, 0xc4, 0x00,
00063     0xb5, 0x11, 0x00, 0x02, 0x01, 0x02, 0x04, 0x04,
00064     0x03, 0x04, 0x07, 0x05, 0x04, 0x04, 0x00, 0x01, 0x02, 0x77, 0x00, 0x01,
00065     0x02, 0x03, 0x11, 0x04, 0x05, 0x21, 0x31, 0x06,
00066     0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22, 0x32, 0x81, 0x08, 0x14,
00067     0x42, 0x91, 0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33,
00068     0x52, 0xf0, 0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, 0xe1, 0x25,
00069     0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, 0x27, 0x28,
00070     0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46,
00071     0x47, 0x48, 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56,
00072     0x57, 0x58, 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a,
00073     0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a,
00074     0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94,
00075     0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3,
00076     0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6,
00077     0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5,
00078     0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8,
00079     0xd9, 0xda, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
00080     0xe8, 0xe9, 0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa
00081 };
00082 
00083 #define JPG_HUFFMAN_TABLE_LENGTH 0x01A0
00084 
00085 static const unsigned char JPEGHuffmanTable[JPG_HUFFMAN_TABLE_LENGTH] = 
00086 {
00087         // luminance dc - length bits   
00088         0x00, 
00089         0x00, 0x01, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00,
00090         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
00091         // luminance dc - code
00092         0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
00093         0x0A, 0x0B, 
00094         // chrominance dc - length bits 
00095         0x01, 
00096         0x00, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 
00097         0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
00098         // chrominance dc - code
00099         0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
00100         0x0A, 0x0B, 
00101         // luminance ac - number of codes with # bits (ordered by code length 1-16)
00102         0x10,
00103         0x00, 0x02, 0x01, 0x03, 0x03, 0x02, 0x04, 0x03, 0x05, 0x05, 
00104         0x04, 0x04, 0x00, 0x00, 0x01, 0x7D,
00105         // luminance ac - run size (ordered by code length)     
00106         0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, 0x21, 0x31,
00107         0x41, 0x06, 0x13, 0x51, 0x61, 0x07, 0x22, 0x71, 0x14, 0x32,
00108         0x81, 0x91, 0xA1, 0x08, 0x23, 0x42, 0xB1, 0xC1, 0x15, 0x52,
00109         0xD1, 0xF0, 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0A, 0x16,
00110         0x17, 0x18, 0x19, 0x1A, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A,
00111         0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44, 0x45,
00112         0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56, 0x57,
00113         0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69,
00114         0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x83,
00115         0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92, 0x93, 0x94,
00116         0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3, 0xA4, 0xA5,
00117         0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6,
00118         0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
00119         0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8,
00120         0xD9, 0xDA, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8,
00121         0xE9, 0xEA, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8,
00122         0xF9, 0xFA, 
00123         // chrominance ac -number of codes with # bits (ordered by code length 1-16)
00124         0x11, 
00125         0x00, 0x02, 0x01, 0x02, 0x04, 0x04, 0x03, 0x04, 0x07, 0x05,
00126         0x04, 0x04, 0x00, 0x01, 0x02, 0x77,
00127         // chrominance ac - run size (ordered by code length)
00128         0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, 0x31, 0x06,
00129         0x12, 0x41, 0x51, 0x07, 0x61, 0x71, 0x13, 0x22, 0x32, 0x81,
00130         0x08, 0x14, 0x42, 0x91, 0xA1, 0xB1, 0xC1, 0x09, 0x23, 0x33,
00131         0x52, 0xF0, 0x15, 0x62, 0x72, 0xD1, 0x0A, 0x16, 0x24, 0x34,
00132         0xE1, 0x25, 0xF1, 0x17, 0x18, 0x19, 0x1A, 0x26, 0x27, 0x28,
00133         0x29, 0x2A, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x43, 0x44,
00134         0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x53, 0x54, 0x55, 0x56,
00135         0x57, 0x58, 0x59, 0x5A, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
00136         0x69, 0x6A, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A,
00137         0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x92,
00138         0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0xA2, 0xA3,
00139         0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xB2, 0xB3, 0xB4,
00140         0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xC2, 0xC3, 0xC4, 0xC5,
00141         0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6,
00142         0xD7, 0xD8, 0xD9, 0xDA, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7,
00143         0xE8, 0xE9, 0xEA, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8,
00144         0xF9, 0xFA
00145 };
00146 
00147 #endif
00148