Ticket #1931: compress_scumm_sou.c

File compress_scumm_sou.c, 6.4 KB (added by SF/alxyz, 21 years ago)
Line 
1/* Extract - monster.sou to MP3-compressed monster.so3 converter
2 * Copyright (C) 2002-2005 The ScummVM Team
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 *
18 * $Header: /cvsroot/scummvm/tools/compress_scumm_sou.c,v 1.4 2005/01/01 10:33:29 aquadran Exp $
19 *
20 */
21
22#include "compress.h"
23
24
25static const char f_hdr[] = {
26 'S', 'O', 'U', ' ', 0, 0, 0, 0, 0
27};
28
29#define OUTPUT_MP3 "monster.so3"
30#define OUTPUT_OGG "monster.sog"
31#define OUTPUT_FLAC "monster.sof"
32
33static const char *outputName = OUTPUT_MP3;
34
35#define TEMP_DAT "tempfile.dat"
36#define TEMP_IDX "tempfile.idx"
37
38static FILE *input, *output_idx, *output_snd;
39
40static CompressMode gCompMode = kMP3Mode;
41
42
43void end_of_file(void)
44{
45 FILE *in;
46 int idx_size = ftell(output_idx);
47 size_t size;
48 char buf[2048];
49
50 fclose(output_snd);
51 fclose(output_idx);
52
53 output_idx = fopen(outputName , "wb");
54 writeUint32BE(output_idx, (uint32)idx_size);
55
56 in = fopen(TEMP_IDX, "rb");
57 while ((size = fread(buf, 1, 2048, in)) > 0) {
58 fwrite(buf, 1, size, output_idx);
59 }
60 fclose(in);
61 in = fopen(TEMP_DAT, "rb");
62 while ((size = fread(buf, 1, 2048, in)) > 0) {
63 fwrite(buf, 1, size, output_idx);
64 }
65 fclose(in);
66 fclose(output_idx);
67 fclose(input);
68
69 /* And some clean-up :-) */
70 unlink(TEMP_IDX);
71 unlink(TEMP_DAT);
72 unlink(TEMP_RAW);
73 unlink(tempEncoded);
74
75 exit(-1);
76}
77
78void append_byte(int size, char buf[])
79{
80 int i;
81 for (i = 0; i < (size - 1); i++)
82 buf[i] = buf[i + 1];
83 buf[i] = fgetc(input);
84}
85
86void get_part(void)
87{
88 FILE *f;
89 uint32 tot_size;
90 char outname[256];
91 int size;
92 char fbuf[2048];
93
94 char buf[2048];
95 int pos = ftell(input);
96 uint32 tags;
97
98 /* Scan for the VCTL header */
99 fread(buf, 1, 4, input);
100 /* Note, that both "Sam & Max" demo and floppy disk versions use VTTL */
101 while (memcmp(buf, "VCTL", 4)&&memcmp(buf, "VTTL", 4)) {
102 pos++;
103 append_byte(4, buf);
104 if (feof(input))
105 end_of_file();
106 }
107 tags = readUint32BE(input);
108 if (tags < 8)
109 exit(-1);
110 tags -= 8;
111
112 writeUint32BE(output_idx, (uint32)pos);
113 writeUint32BE(output_idx, (uint32)ftell(output_snd));
114 writeUint32BE(output_idx, tags);
115 while (tags > 0) {
116 fputc(fgetc(input), output_snd);
117 tags--;
118 }
119
120 fread(buf, 1, 8, input);
121 if (!memcmp(buf, "Creative", 8)) {
122 fseek(input, 18, SEEK_CUR);
123 } else if (!memcmp(buf, "VTLK", 4)) {
124 fseek(input, 26, SEEK_CUR);
125 } else {
126 error("Unexpected data encountered");
127 }
128 printf("Voice file found (pos = %d) :", pos);
129
130 /* Conver the VOC data */
131 extractAndEncodeVOC(TEMP_RAW, input, gCompMode);
132
133 /* Append the converted data to the master output file */
134 sprintf(outname, tempEncoded);
135 f = fopen(outname, "rb");
136 tot_size = 0;
137 while ((size = fread(fbuf, 1, 2048, f)) > 0) {
138 tot_size += size;
139 fwrite(fbuf, 1, size, output_snd);
140 }
141 fclose(f);
142
143 writeUint32BE(output_idx, tot_size);
144}
145
146void showhelp(char *exename)
147{
148 printf("\nUsage: %s <params> monster.sou\n", exename);
149
150 printf("\nParams:\n");
151 printf(" --mp3 encode to MP3 format (default)\n");
152 printf(" --vorbis encode to Vorbis format\n");
153 printf(" --flac encode to Flac format\n");
154 printf("(If one of these is specified, it must be the first parameter.)\n");
155
156 printf("\nMP3 mode params:\n");
157 printf(" -b <rate> <rate> is the target bitrate(ABR)/minimal bitrate(VBR) (default:%d)\n", minBitrDef);
158 printf(" -B <rate> <rate> is the maximum VBR/ABR bitrate (default:%d)\n", maxBitrDef);
159 printf(" --vbr LAME uses the VBR mode (default)\n");
160 printf(" --abr LAME uses the ABR mode\n");
161 printf(" -V <value> specifies the value (0 - 9) of VBR quality (0=best) (default:%d)\n", vbrqualDef);
162 printf(" -q <value> specifies the MPEG algorithm quality (0-9; 0=best) (default:%d)\n", algqualDef);
163 printf(" --silent the output of LAME is hidden (default:disabled)\n");
164
165 printf("\nVorbis mode params:\n");
166 printf(" -b <rate> <rate> is the nominal bitrate (default:unset)\n");
167 printf(" -m <rate> <rate> is the minimum bitrate (default:unset)\n");
168 printf(" -M <rate> <rate> is the maximum bitrate (default:unset)\n");
169 printf(" -q <value> specifies the value (0 - 10) of VBR quality (10=best) (default:%d)\n", oggqualDef);
170 printf(" --silent the output of oggenc is hidden (default:disabled)\n");
171
172 printf("\nFlac mode params:\n");
173 printf(" [params] optional arguments passed directly to the encoder\n");
174 printf(" recommended is: --best -b 1152\n");
175
176 printf("\n --help this help message\n");
177
178 printf("\n\nIf a parameter is not given the default value is used\n");
179 printf("If using VBR mode for MP3 -b and -B must be multiples of 8; the maximum is 160!\n");
180 exit(2);
181}
182
183int main(int argc, char *argv[])
184{
185 char buf[2048];
186 int i;
187 if (argc < 2)
188 showhelp(argv[0]);
189 /* Compression mode */
190 gCompMode = kMP3Mode;
191 i = 1;
192 if (strcmp(argv[1], "--mp3") == 0) {
193 gCompMode = kMP3Mode;
194 i++;
195 }
196 else if (strcmp(argv[1], "--vorbis") == 0) {
197 gCompMode = kVorbisMode;
198 i++;
199 }
200 else if (strcmp(argv[1], "--flac") == 0) {
201 gCompMode = kFlacMode;
202 i++;
203 }
204
205 switch (gCompMode) {
206 case kMP3Mode:
207 outputName = OUTPUT_MP3;
208 tempEncoded = TEMP_MP3;
209 process_mp3_parms(argc, argv, i);
210 break;
211 case kVorbisMode:
212 outputName = OUTPUT_OGG;
213 tempEncoded = TEMP_OGG;
214 process_ogg_parms(argc, argv, i);
215 break;
216 case kFlacMode:
217 outputName = OUTPUT_FLAC;
218 tempEncoded = TEMP_FLAC;
219 process_flac_parms(argc, argv, i);
220 break;
221 }
222
223
224 i = argc - 1;
225 input = fopen(argv[i], "rb");
226 if (!input) {
227 printf("Cannot open file: %s\n", argv[i]);
228 exit(-1);
229 }
230
231 output_idx = fopen(TEMP_IDX, "wb");
232 if (!output_idx) {
233 printf("Can't open file " TEMP_IDX " for write!\n" );
234 exit(-1);
235 }
236 output_snd = fopen(TEMP_DAT, "wb");
237 if (!output_snd) {
238 printf("Can't open file " TEMP_DAT " for write!\n");
239 exit(-1);
240 }
241
242 /* Get the 'SOU ....' header */
243 fread(buf, 1, 8, input);
244 if (strncmp(buf, f_hdr, 8)) {
245 printf("Bad SOU\n");
246 exit(-1);
247 }
248 while (1)
249 get_part();
250 return 0;
251}