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1 #define CMDNAME "visarc"
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2 #define VERSION "1.00"
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3
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4 /*****************************************
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5 ** Visual Arts の圧縮書庫ファイルを
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6 ** 展開する
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7 **
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8 ** usage : visarc x <arcfile> <file> [<file> ...]
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9 ** visarc l <arcfile>
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10 ** visarc g <arcfile> <graphic file>
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11 ** visarc m <arcfile> <mask file>
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12 **
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13 ******************************************
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14 */
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15 /*
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16 *
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17 * Copyright (C) 2000- Kazunori Ueno(JAGARL) <jagarl@creator.club.ne.jp>
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18 *
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19 * This program is free software; you can redistribute it and/or modify
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20 * it under the terms of the GNU General Public License as published by
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21 * the Free Software Foundation; either version 2 of the License, or
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22 * (at your option) any later version.
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23 *
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24 * This program is distributed in the hope that it will be useful,
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25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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27 * GNU General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program; if not, write to the Free Software
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31 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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32 *
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33 */
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34
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35 #ifdef HAVE_CONFIG_H
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36 # include "config.h"
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37 #endif
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38
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39 #include <stdio.h>
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40 #include <unistd.h>
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41 #include <string.h>
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42
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43 // use only file subsystem
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44 #include "file.h"
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45 #include "file_impl.h"
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46 // #include "file.cc"
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47
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48 #ifdef HAVE_LIBPNG
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49 #include <png.h>
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50 #endif
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51
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52 void usage(void) {
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53 fprintf(stderr, "usage : visarc <cmd> <arcfile> [<file1> [<file2> [...] ]]\n");
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54 fprintf(stderr, " cmd : x : extract\n");
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55 fprintf(stderr, " l : list all files\n");
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56 fprintf(stderr, "\n");
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57 #ifdef HAVE_LIBPNG
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58 fprintf(stderr, "usage2: visarc <cmd> <pdt-file> [<output-file>]\n");
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59 fprintf(stderr, " cmd p : unpack pdt file and save as png file\n");
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60 #endif /* HAVE_LIBPNG */
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61 fprintf(stderr, "\n");
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62 }
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63
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64 void List(char* path) {
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65 ARCFILE* file;
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66 FILE* f = fopen(path, "rb");
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67 if (f == 0) return;
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68 char header[32];
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69 fread(header, 32, 1, f);
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70 fclose(f);
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71 char magic_raf[8] = {'C','A','P','F',1,0,0,0};
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72 if (strncmp(header, "PACL", 4) == 0) file = new ARCFILE(path);
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73 else file = new SCN2kFILE(path);
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74 file->Init();
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75 file->ListFiles(stdout);
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76 delete file;
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77 return;
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78 }
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79
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80 void ExtractOne(ARCFILE* arc, char* file) {
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81 ARCINFO* info = arc->Find(file,"");
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82 if (info == 0) {
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83 fprintf(stderr, "Cannot find file %s in archive\n",file);
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84 return;
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85 }
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86 FILE* out = fopen(file, "w");
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87 if (out == 0) {
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88 delete info;
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89 fprintf(stderr, "Cannot open output file %s\n",file);
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90 return;
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91 }
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92
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93 fprintf(stdout, "Extracting %s ... ",file);
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94 int size = info->Size();
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95 const char* data = info->Read();
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96 fwrite(data, size, 1, out);
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97 fclose(out);
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98 fprintf(stdout, "done\n");
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99 delete info;
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100 return;
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101 }
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102
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103 void Extract(char* path, char** files, int fnum) {
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104 ARCFILE* file;
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105 FILE* f = fopen(path, "rb");
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106 if (f == 0) return;
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107 char header[32];
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108 fread(header, 32, 1, f);
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109 fclose(f);
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110 char magic_raf[8] = {'C','A','P','F',1,0,0,0};
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111 if (strncmp(header, "PACL", 4) == 0) file = new ARCFILE(path);
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112 else file = new SCN2kFILE(path);
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113 file->Init();
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114 if (files != 0 && fnum != 0) {
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115 int i; for (i=0; i<fnum; i++) {
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116 ExtractOne(file, files[i]);
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117 }
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118 } else {
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119 file->InitList();
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120 char* path; while( (path=file->ListItem()) != 0) {
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121 ExtractOne(file, path);
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122 }
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123 }
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124 delete file;
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125 return;
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126 }
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127
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128 void ChangeExt(char* path, char* new_ext, char* buf) {
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129 char* name = strrchr(path, DIR_SPLIT);
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130 if (name == 0) name = path;
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131 else name++;
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132 int path_len = name - path;
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133
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134 char* ext = strrchr(name, '.');
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135 int ext_len;
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136 if (ext) ext_len = ext - name;
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137 else ext_len = strlen(name);
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138
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139 strncpy(buf, path, path_len+ext_len);
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140 strcpy(buf+path_len+ext_len, new_ext);
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141 }
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142
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143 char* ReadFile(char* fname, int* len) {
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144 FILE* in = fopen(fname, "rb");
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145 if (in == 0) return 0;
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146 fseek(in,0,2); size_t s = ftell(in); fseek(in,0,0);
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147 char* buf = new char[s];
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148 fread(buf,s,1,in);
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149 fclose(in);
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150 if (len) *len = s;
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151 return buf;
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152 }
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153
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154
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155 #ifdef HAVE_LIBPNG
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156 void create_png(FILE* stream, char* path, char* desc, int width, int height, char* data) {
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157 png_structp png_ptr;
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158 png_infop info_ptr;
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159
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160 /* create struct */
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161 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
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162 if (png_ptr == NULL) return;
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163
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164 /* initialize information */
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165 info_ptr = png_create_info_struct(png_ptr);
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166 if (info_ptr == NULL) {
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167 png_destroy_write_struct(&png_ptr, (png_infop*)NULL);
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168 return;
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169 }
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170
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171 if (setjmp(png_jmpbuf(png_ptr))) {
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172 /* error occured !! */
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173 png_destroy_write_struct(&png_ptr,&info_ptr);
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174 fprintf(stderr, "Get error while processing PNG from file %s\n",path);
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175 return;
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176 }
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177
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178 /* initialize I/O (for stream) */
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179 png_init_io(png_ptr, stream);
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180
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181 /* initialize headers */
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182 png_set_IHDR(png_ptr, info_ptr,
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183 width, height, 8 /* bit_dept */,
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184 PNG_COLOR_TYPE_RGB_ALPHA,
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185 PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
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186 /* create text information */
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187 png_text info_text[3];
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188 info_text[0].key = "Title";
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189 info_text[0].text= path;
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190 info_text[0].compression = PNG_TEXT_COMPRESSION_NONE;
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191 info_text[1].key = "Author";
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192 info_text[1].text= CMDNAME " version " VERSION;
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193 info_text[1].compression = PNG_TEXT_COMPRESSION_NONE;
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194 info_text[2].key = "Description";
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195 info_text[2].text= desc;
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196 info_text[2].compression = PNG_TEXT_COMPRESSION_NONE;
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197 png_set_text(png_ptr, info_ptr, info_text, 3);
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198
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199 /* write information */
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200 png_write_info(png_ptr, info_ptr);
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201
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202 /* write body */
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203 /* rgba image ; input/output is 32bpp.*/
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204 char* row = new char[width*4];
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205 int i; for (i=0; i<height; i++) {
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206 char* row_ptr = row;
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207 int j; for (j=0; j<width; j++) {
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208 row_ptr[0] = data[2];
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209 row_ptr[1] = data[1];
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210 row_ptr[2] = data[0];
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211 row_ptr[3] = data[3];
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212 row_ptr += 4; data += 4;
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213 }
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214 png_write_rows(png_ptr, (png_byte**)&row, 1);
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215 }
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216 png_write_end(png_ptr, info_ptr);
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217 png_destroy_write_struct(&png_ptr, &info_ptr);
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218 return;
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219 }
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220
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221 void ExtractPngRgbaGraphic(char* path,char* outpath = 0) {
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222 char buf[1024]; char* fname = buf;
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223 int len;
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224 char* dat = ReadFile(path, &len);
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225 if (dat == 0) {
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226 fprintf(stderr, "Cannot open PDT file : %s\n",path);
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227 return;
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228 }
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229 GRPCONV* conv = GRPCONV::AssignConverter(dat, len, path);
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230 if (conv == 0) {
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231 fprintf(stderr, "Invalid format\n");
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232 return;
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233 }
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234 bool masked = conv->IsMask();
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235 char* data = new char[conv->Width() * conv->Height() * 4 + 1024];
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236 if (! conv->Read(data)) {
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237 fprintf(stderr, "Insufficient memory\n");
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238 delete conv;
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239 return;
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240 }
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241 if (! masked) {
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242 for (int i = 0; i < conv->Width() * conv->Height(); i++) {
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243 data[4*i+3] = 0xff; // 不透明度を最大にする
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244 }
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245 }
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246 if (outpath == 0) ChangeExt(path,".png", buf); // path をつくる
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247 else fname = outpath;
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248 FILE* out = fopen(fname, "wb"); // ファイルを開く
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249 if (out == 0) {
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250 fprintf(stderr, "Cannot open raw file : %s\n",buf);
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251 delete conv;
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252 return;
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253 }
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254 create_png(out, path, "", conv->Width(), conv->Height(), data);
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255 fclose(out);
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256
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257 delete conv;
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258 }
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259 #endif /* HAVE_LIBPNG */
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260
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261 int main(int argc, char* argv[]) {
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262 int i;
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263 fprintf(stderr, "%s version %s\n", CMDNAME, VERSION);
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264 if (argc < 3) {
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265 usage(); return -1;
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266 }
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267 if (strlen(argv[1]) != 1) {
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268 usage(); return -1;
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269 }
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270 for (i=2; i<argc; i++) {
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271 /* option を削る */
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272 argc--;
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273 int j; for (j=i; j<argc; j++) argv[j] = argv[j+1];
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274 }
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275 switch(argv[1][0]) {
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276 case 'x': case 'X':
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277 if (argc < 4) Extract(argv[2], 0, -1);
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278 else Extract(argv[2], argv+3, argc-3);
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279 break;
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280 case 'l': case 'L':
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281 List(argv[2]);
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282 break;
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283 #ifdef HAVE_LIBPNG
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284 case 'p': case 'P':
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285 case 'a': case 'A':
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286 if (argc < 4)
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287 ExtractPngRgbaGraphic(argv[2]);
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288 else
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289 ExtractPngRgbaGraphic(argv[2],argv[3]);
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290 break;
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291 #endif /* HAVE_LIBPNG */
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292 default:
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293 usage(); return -1;
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294 }
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295 return 0;
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296 }
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