2 main routine for swfcombine(1), a tool for merging .swf-files.
4 Part of the swftools package.
6 Copyright (c) 2001 Matthias Kramm <kramm@quiss.org>
8 This file is distributed under the GPL, see file COPYING for details */
13 #include "../lib/rfxswf.h"
14 #include "../lib/args.h"
15 #include "../lib/log.h"
21 #include "../config.h"
23 char * master_filename = 0;
24 char * master_name = 0;
25 char * slave_filename[128];
26 char * slave_name[128];
29 float slave_scalex[128];
30 float slave_scaley[128];
31 char slave_isframe[128];
34 char * outputname = "output.swf";
36 int args_callback_option(char*name,char*val) {
42 else if(!strcmp(name,"l"))
47 else if (!strcmp(name, "o"))
52 else if (!strcmp(name, "v"))
57 else if (!strcmp(name, "a"))
62 else if (!strcmp(name, "A"))
67 else if (!strcmp(name, "x"))
69 config.movex = atoi(val);
72 else if (!strcmp(name, "y"))
74 config.movey = atoi(val);
77 else if (!strcmp(name, "m"))
82 else if (!strcmp(name, "f"))
87 else if (!strcmp(name, "d"))
92 else if (!strcmp(name, "r"))
94 config.framerate = atoi(val)*256/100;
97 else if (!strcmp(name, "X"))
99 config.sizex = atoi(val)*20;
103 else if (!strcmp(name, "Y"))
105 config.sizey = atoi(val)*20;
109 else if (!strcmp(name, "s"))
111 config.scalex = config.scaley = atoi(val)/100.0;
114 else if (!strcmp(name, "t") || !strcmp(name, "T"))
116 if(master_filename) {
117 fprintf(stderr, "error with arguments. Try --help.\n");
121 if(!strcmp(name,"T"))
123 master_filename = "__none__";
126 else if (!strcmp(name, "V"))
128 printf("swfcombine - part of %s %s\n", PACKAGE, VERSION);
133 fprintf(stderr, "Unknown option: -%s\n", name);
138 struct options_t options[] =
159 int args_callback_longoption(char*name,char*val) {
160 return args_long2shortoption(options, name, val);
163 int args_callback_command(char*name, char*val) {
164 char*myname = strdup(name);
166 filename = strchr(myname, '=');
171 // argument has no explicit name field. guess one from the file name
172 char*path = strrchr(myname, '/');
173 char*ext = strrchr(myname, '.');
174 if(!path) path = myname;
181 if(!master_filename) {
182 master_filename = filename;
183 master_name = myname;
185 logf("<verbose> slave entity %s (named \"%s\")\n", filename, myname);
187 slave_filename[numslaves] = filename;
188 slave_name[numslaves] = myname;
189 slave_movex[numslaves] = config.movex;
190 slave_movey[numslaves] = config.movey;
191 slave_scalex[numslaves] = config.scalex;
192 slave_scaley[numslaves] = config.scaley;
193 slave_isframe[numslaves] = config.isframe;
195 config.movex = config.movey = 0;
196 config.scalex = config.scaley = 1.0;
202 void args_callback_usage(char*name)
204 printf("Usage: %s [-rXYomlcv] [-f] masterfile] [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
205 printf("OR: %s [-rXYomv] --stack[1] [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
206 printf("OR: %s [-rXYov] --cat [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
207 printf("OR: %s [-rXYomlcv] --dummy [-xys] [file]\n", name);
209 printf("-o outputfile --output explicitly specify output file. (otherwise, output.swf will be used\n");
210 printf("-t --stack place each slave in a seperate frame (no master movie\n");
211 printf("-T --stack1 place each slave in the first frame (no master movie\n");
212 printf("-m --merge Don't store the slaves in Sprites/MovieClips\n");
213 printf("-a --cat concatenate all slave files (no master movie\n");
214 printf("-l --overlay Don't remove any master objects, only overlay new objects\n");
215 printf("-c --clip Clip the slave objects by the corresponding master objects\n");
216 printf("-v --verbose Use more than one -v for greater effect \n");
217 printf("-d --dummy Don't require slave objects \n");
218 printf("-f --frame The following identifier is a frame or framelabel, not an id or objectname\n");
219 printf("-x xpos --movex x Adjust position of slave by xpos twips (1/20 pixel\n");
220 printf("-y ypos --movey y Adjust position of slave by ypos twips (1/20 pixel\n");
221 printf("-s scale --scale Adjust size of slave by scale%\n");
222 printf("-r framerate --rate Set movie framerate (100 frames/sec\n");
223 printf("-X width --width Force movie width to scale (default: use master width (not with -t\n");
224 printf("-Y height --height Force movie height to scale (default: use master height (not with -t\n");
227 /* read a whole file in memory */
228 char* fi_slurp(FILE*fi, unsigned int * setlength)
231 long long int length; //;)
232 long long int pos = 0;
233 fseek(fi,0,SEEK_END);
235 fseek(fi,0,SEEK_SET);
238 mem = malloc(length);
243 pos += fread(&mem[pos], 1, 65536, fi);
250 void fi_dump(FILE*fi, void*_mem, int length)
252 char*mem = (char*)_mem;
257 if (size > (length - pos))
258 size = (length - pos);
259 pos += fwrite(&mem[pos], 1, size, fi);
263 /* todo: use rfxswf */
264 void makestackmaster(u8**masterdata, int*masterlength)
266 u8 head[] = {'F','W','S'};
274 /* scan all slaves for bounding box */
275 for(t=0;t<numslaves;t++)
277 FILE*fi=fopen(slave_filename[t],"rb");
280 struct flash_header head;
282 strlength += strlen(slave_name[t]) + 9;
284 logf("<fatal> Couldn't open %s.", slave_filename[t]);
287 ret = fread(data,1,256,fi);
289 logf("<fatal> File %s is to small (%d bytes)", slave_filename[t], ret);
292 swf_init(&r, data,256);
293 head = swf_read_header(&r);
294 logf("<verbose> File %s has bounding box %d:%d:%d:%d\n",
296 head.boundingBox.x1, head.boundingBox.y1,
297 head.boundingBox.x2, head.boundingBox.y2);
298 if(head.version > fileversion)
299 fileversion = head.version;
301 box = head.boundingBox;
303 if(head.boundingBox.x1 < box.x1)
304 box.x1 = head.boundingBox.x1;
305 if(head.boundingBox.y1 < box.y1)
306 box.y1 = head.boundingBox.y1;
307 if(head.boundingBox.x2 > box.x2)
308 box.x2 = head.boundingBox.x2;
309 if(head.boundingBox.y2 > box.y2)
310 box.y2 = head.boundingBox.y2;
312 logf("<verbose> New master bounding box is %d:%d:%d:%d\n",
318 /* we don't have a master, so we create one ourselves. */
319 *masterlength = (numslaves + 1) * 32 + strlength;
320 *masterdata = (u8*)malloc(*masterlength);
322 memcpy(pos, head, sizeof(head));
324 *pos++ = fileversion;
326 PUT32(pos, 0x12345678); // to be overwritten
328 writeRECT(&pos, &box);
329 PUT16(pos, 0x2000) // framerate
331 PUT16(pos, numslaves) // framerate
333 for(t=0;t<numslaves;t++)
339 sprintf(buf, "Frame%02d", t);
340 slave_name[t] = strdup(buf);
342 namelen = strlen(slave_name[t]);
344 PUT16(&pos[0] , ((u16)(TAGID_DEFINESPRITE<<6) + 6));
345 PUT16(&pos[2] , (t+1)); //ID
346 PUT16(&pos[4] , 0); // Frames
347 PUT16(&pos[6] , 0); // TAG1
348 PUT16(&pos[8] , ((u16)(TAGID_PLACEOBJECT2<<6) + 6 + namelen));
349 PUT16(&pos[10], (34)); //flags: id+name
350 PUT16(&pos[11], (1+t)); // depth
351 PUT16(&pos[13], (t+1)); // id
352 sprintf(&pos[15],slave_name[t]);
353 pos += 15 + namelen + 1;
354 if(!config.stack1 || t == numslaves-1) {
355 PUT16(&pos[0],((u16)(TAGID_SHOWFRAME<<6) + 0));
361 PUT16(&pos[0], ((u16)(TAGID_REMOVEOBJECT2<<6) + 2));
362 PUT16(&pos[2], (1+t)); // depth;
366 PUT16(pos, (TAGID_END<<6 + 0));
367 *masterlength = pos - *masterdata;
368 PUT32(fixpos, *masterlength);
371 struct config_t config;
372 int main(int argn, char *argv[])
376 unsigned int masterlength;
378 unsigned int slavelength;
380 unsigned int newlength;
384 config.antistream = 0;
385 config.alloctest = 0;
398 config.framerate = 0;
403 processargs(argn, argv);
404 initLog(0,-1,0,0,-1,config.loglevel);
406 if(config.merge && config.cat) {
407 logf("<error> Can't combine --cat and --merge");
414 logf("<error> Can't combine -l and -t");
418 logf("<error> Can't combine -c and -t");
421 logf("<verbose> (stacking) %d files found\n", numslaves);
423 makestackmaster(&masterdata,&masterlength);
425 logf("<verbose> Generated %d bytes of master data", masterlength);
428 logf("<verbose> master entity %s (named \"%s\")\n", master_filename, master_name);
429 fi = fopen(master_filename, "rb");
431 fprintf(stderr, "Failed to open %s\n", master_filename);
434 masterdata = fi_slurp(fi, &masterlength);
436 fprintf(stderr, "Failed to read from %s\n", master_filename);
439 logf("<debug> Read %d bytes from masterfile\n", masterlength);
443 for(t=0;t<numslaves;t++) {
444 logf("<verbose> slave entity(%d) %s (%s \"%s\")\n", t+1, slave_filename[t],
445 slave_isframe[t]?"frame":"object", slave_name[t]);
452 logf("<error> --dummy (-d) implies there are zero slave objects. You supplied %d.", numslaves);
456 slave_filename[0] = "!!dummy!!";
457 slave_name[0] = "!!dummy!!";
458 slave_isframe[0] = 0;
461 if (config.alloctest)
463 int*bitmap = malloc(sizeof(int)*65536);
464 memset(bitmap, -1, 65536*sizeof(int));
465 memset(bitmap, 1, 101*sizeof(int));
466 swf_relocate(masterdata, masterlength, bitmap);
467 newdata = masterdata;
468 newlength = masterlength;
475 logf("<error> You must have at least one slave entity.");
478 for(t = 0; t < numslaves; t++)
480 config.movex = slave_movex[t];
481 config.movey = slave_movey[t];
482 config.scalex = slave_scalex[t];
483 config.scaley = slave_scaley[t];
484 config.isframe = slave_isframe[t];
486 logf("<notice> Combine [%s]%s and [%s]%s", master_name, master_filename,
487 slave_name[t], slave_filename[t]);
490 fi = fopen(slave_filename[t], "rb");
492 fprintf(stderr, "Failed to open %s\n", slave_filename[t]);
495 slavedata = fi_slurp(fi, &slavelength);
497 fprintf(stderr, "Failed to read from %s\n", slave_filename[t]);
500 logf("<debug> Read %d bytes from slavefile\n", slavelength);
505 slavedata = (u8*)malloc(16);
509 slavedata[3] = 4; //version
510 PUT32(&slavedata[4], 14); ; // length
511 slavedata[8] = 0; // boundingbox
512 PUT16(&slavedata[9] , (0)); // rate
513 PUT16(&slavedata[11] , (0)); // count
514 PUT16(&slavedata[13] , (0)); // end tag
518 newdata = combine(masterdata, masterlength, slave_name[t], slavedata, slavelength, &newlength);
520 logf("<fatal> Aborting.");
525 masterdata = newdata;
526 masterlength = newlength;
530 logf("<debug> New File is %d bytes \n", newlength);
531 if(newdata && newlength) {
532 FILE*fi = fopen(outputname, "wb");
533 fi_dump(fi, newdata, newlength);