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 */
14 #include "../lib/rfxswf.h"
15 #include "../lib/args.h"
16 #include "../lib/log.h"
17 #include "../config.h"
43 struct config_t config;
45 char * master_filename = 0;
46 char * master_name = 0;
47 char * slave_filename[128];
48 char * slave_name[128];
51 float slave_scalex[128];
52 float slave_scaley[128];
53 char slave_isframe[128];
56 char * outputname = "output.swf";
58 int args_callback_option(char*name,char*val) {
64 else if(!strcmp(name,"l"))
69 else if (!strcmp(name, "o"))
74 else if (!strcmp(name, "v"))
79 else if (!strcmp(name, "a"))
84 else if (!strcmp(name, "A"))
89 else if (!strcmp(name, "x"))
91 config.movex = atoi(val);
94 else if (!strcmp(name, "y"))
96 config.movey = atoi(val);
99 else if (!strcmp(name, "m"))
104 else if (!strcmp(name, "f"))
109 else if (!strcmp(name, "d"))
114 else if (!strcmp(name, "z"))
119 else if (!strcmp(name, "r"))
121 config.framerate = atoi(val)*256/100;
124 else if (!strcmp(name, "X"))
126 config.sizex = atoi(val)*20;
130 else if (!strcmp(name, "Y"))
132 config.sizey = atoi(val)*20;
136 else if (!strcmp(name, "s"))
138 config.scalex = config.scaley = atoi(val)/100.0;
141 else if (!strcmp(name, "t") || !strcmp(name, "T"))
143 if(master_filename) {
144 fprintf(stderr, "error with arguments. Try --help.\n");
148 if(!strcmp(name,"T"))
150 master_filename = "__none__";
153 else if (!strcmp(name, "V"))
155 printf("swfcombine - part of %s %s\n", PACKAGE, VERSION);
160 fprintf(stderr, "Unknown option: -%s\n", name);
165 struct options_t options[] =
187 int args_callback_longoption(char*name,char*val) {
188 return args_long2shortoption(options, name, val);
191 int args_callback_command(char*name, char*val) {
192 char*myname = strdup(name);
194 filename = strchr(myname, '=');
199 // argument has no explicit name field. guess one from the file name
200 char*path = strrchr(myname, '/');
201 char*ext = strrchr(myname, '.');
202 if(!path) path = myname;
209 if(!master_filename) {
210 master_filename = filename;
211 master_name = myname;
213 logf("<verbose> slave entity %s (named \"%s\")\n", filename, myname);
215 slave_filename[numslaves] = filename;
216 slave_name[numslaves] = myname;
217 slave_movex[numslaves] = config.movex;
218 slave_movey[numslaves] = config.movey;
219 slave_scalex[numslaves] = config.scalex;
220 slave_scaley[numslaves] = config.scaley;
221 slave_isframe[numslaves] = config.isframe;
223 config.movex = config.movey = 0;
224 config.scalex = config.scaley = 1.0;
230 void args_callback_usage(char*name)
232 printf("Usage: %s [-rXYomlcv] [-f] masterfile [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
233 printf("OR: %s [-rXYomv] --stack[1] [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
234 printf("OR: %s [-rXYov] --cat [-xysf] [(name1|#id1)=]slavefile1 .. [-xysf] [(nameN|#idN)=]slavefileN\n", name);
235 printf("OR: %s [-rXYomlcv] --dummy [-xys] [file]\n", name);
237 printf("-o outputfile --output explicitly specify output file. (otherwise, output.swf will be used\n");
238 printf("-t --stack place each slave in a seperate frame (no master movie)\n");
239 printf("-T --stack1 place each slave in the first frame (no master movie)\n");
240 printf("-m --merge Don't store the slaves in Sprites/MovieClips\n");
241 printf("-a --cat concatenate all slave files (no master movie)\n");
242 printf("-l --overlay Don't remove any master objects, only overlay new objects\n");
243 printf("-c --clip Clip the slave objects by the corresponding master objects\n");
244 printf("-v --verbose Use more than one -v for greater effect \n");
245 printf("-d --dummy Don't require slave objects \n");
246 printf("-f --frame The following identifier is a frame or framelabel, not an id or objectname\n");
247 printf("-x xpos --movex x Adjust position of slave by xpos twips (1/20 pixel)\n");
248 printf("-y ypos --movey y Adjust position of slave by ypos twips (1/20 pixel)\n");
249 printf("-s scale --scale Adjust size of slave by scale%\n");
250 printf("-r framerate --rate Set movie framerate (100 frames/sec)\n");
251 printf("-X width --width Force movie width to scale (default: use master width (not with -t))\n");
252 printf("-Y height --height Force movie height to scale (default: use master height (not with -t))\n");
253 printf("-z zlib --zlib Enable Flash 6 (MX) Zlib Compression\n");
256 static void makestackmaster(SWF*swf)
262 memset(&box, 0, sizeof(box));
264 /* scan all slaves for bounding box */
265 for(t=0;t<numslaves;t++)
269 int fi=open(slave_filename[t],O_RDONLY);
270 if(fi<0 || swf_ReadSWF(fi, &head)<0) {
271 logf("<fatal> Couldn't open/read %s.", slave_filename[t]);
275 logf("<verbose> File %s has bounding box %d:%d:%d:%d\n",
277 head.movieSize.xmin, head.movieSize.ymin,
278 head.movieSize.xmax, head.movieSize.ymax);
279 if(head.fileVersion > fileversion)
280 fileversion = head.fileVersion;
282 box = head.movieSize;
284 if(head.movieSize.xmin < box.xmin)
285 box.xmin = head.movieSize.xmin;
286 if(head.movieSize.ymin < box.ymin)
287 box.ymin = head.movieSize.ymin;
288 if(head.movieSize.xmax > box.xmax)
289 box.xmax = head.movieSize.xmax;
290 if(head.movieSize.ymax > box.ymax)
291 box.ymax = head.movieSize.ymax;
293 logf("<verbose> New master bounding box is %d:%d:%d:%d\n",
299 memset(swf, 0, sizeof(SWF));
301 swf->firstTag = swf_InsertTag(tag, ST_SETBACKGROUNDCOLOR);
307 for(t=0;t<numslaves;t++)
310 sprintf(buf, "Frame%02d", t);
311 slave_name[t] = strdup(buf);
313 tag = swf_InsertTag(tag, ST_DEFINESPRITE);
314 swf_SetU16(tag, t+1);
316 tag = swf_InsertTag(tag, ST_END);
317 tag = swf_InsertTag(tag, ST_PLACEOBJECT2);
318 swf_ObjectPlace(tag, t+1, 1+t,0,0, slave_name[t]);
320 if(!config.stack1 || t == numslaves-1) {
321 tag = swf_InsertTag(tag, ST_SHOWFRAME);
326 tag = swf_InsertTag(tag, ST_REMOVEOBJECT2);
327 swf_SetU16(tag, 1+t);
330 tag = swf_InsertTag(tag, ST_END);
333 static char* slavename = 0;
334 static int slaveid = -1;
335 static int slaveframe = -1;
336 static char masterbitmap[65536];
338 #define FLAGS_WRITEDEFINES 1
339 #define FLAGS_WRITENONDEFINES 2
340 #define FLAGS_WRITESPRITE 4
341 #define FLAGS_WRITESLAVE 8
343 int get_free_id(char*bitmap)
358 TAG* write_sprite_defines(TAG*tag, SWF*sprite)
361 TAG*rtag = sprite->firstTag;
363 if(!swf_isAllowedSpriteTag(rtag)) {
364 logf("<debug> processing sprite tag %02x", tag->id);
365 if(swf_isDefiningTag(rtag))
367 logf("<debug> [sprite defs] write tag %02x (%d bytes in body)",
369 tag = swf_InsertTag(tag, rtag->id);
370 swf_SetBlock(tag, rtag->data, rtag->len);
372 else if(swf_isPseudoDefiningTag(rtag))
374 logf("<debug> [sprite defs] write tag %02x (%d bytes in body)",
376 tag = swf_InsertTag(tag, rtag->id);
377 swf_SetBlock(tag, rtag->data, rtag->len);
383 /* if we get here, jpeg_assert has already run,
384 ensuring this is the only one of it's kind,
385 so we may safely write it out */
386 tag = swf_InsertTag(tag, rtag->id);
387 swf_SetBlock(tag, rtag->data, rtag->len);
389 case ST_EXPORTASSETS:
390 logf("<debug> deliberately ignoring EXPORTASSETS tag");
392 case ST_ENABLEDEBUGGER:
393 logf("<debug> deliberately ignoring ENABLEDEBUGGER tag");
395 case ST_SETBACKGROUNDCOLOR:
396 logf("<debug> deliberately ignoring BACKGROUNDCOLOR tag");
401 logf("<notice> found tag %d. This is a Generator template, isn't it?", tag->id);
404 logf("<notice> funny tag: %d is neither defining nor sprite", tag->id);
413 void changedepth(TAG*tag, int add)
415 /* fucking byteorders */
416 if(tag->id == ST_PLACEOBJECT)
417 PUT16(&tag->data[2],GET16(&tag->data[2])+add);
418 if(tag->id == ST_PLACEOBJECT2)
419 PUT16(&tag->data[1],GET16(&tag->data[1])+add);
420 if(tag->id == ST_REMOVEOBJECT)
421 PUT16(&tag->data[2],GET16(&tag->data[2])+add);
422 if(tag->id == ST_REMOVEOBJECT2)
423 PUT16(&tag->data[0],GET16(&tag->data[0])+add);
426 void matrix_adjust(MATRIX*m)
428 m->sx = (int)(m->sx*config.scalex);
429 m->sy = (int)(m->sy*config.scaley);
430 m->r0 = (int)(m->r0*config.scalex);
431 m->r1 = (int)(m->r1*config.scaley);
432 m->tx += config.movex;
433 m->ty += config.movey;
436 void write_changepos(TAG*output, TAG*tag)
438 if(config.movex || config.movey || config.scalex != 1 || config.scaley != 1)
442 case ST_PLACEOBJECT2: {
445 swf_GetMatrix(0, &m);
447 flags = swf_GetU8(tag);
448 swf_SetU8(output, flags|4);
449 swf_SetU16(output, swf_GetU16(tag)); //depth
452 swf_SetU16(output, swf_GetU16(tag)); //id
455 swf_GetMatrix(tag, &m);
457 swf_SetMatrix(tag, &m);
459 swf_SetBlock(output, &tag->data[tag->pos], tag->len - tag->pos);
462 case ST_PLACEOBJECT: {
464 swf_SetU16(output, swf_GetU16(tag)); //id
465 swf_SetU16(output, swf_GetU16(tag)); //depth
466 swf_GetMatrix(tag, &m);
468 swf_SetMatrix(tag, &m);
469 swf_SetBlock(output, &tag->data[tag->pos], tag->len - tag->pos);
473 swf_SetBlock(output, tag->data, tag->len);
478 swf_SetBlock(output, tag->data, tag->len);
482 TAG* write_sprite(TAG*tag, SWF*sprite, int spriteid, int replaceddefine)
485 TAG* definespritetag;
489 definespritetag = tag = swf_InsertTag(tag, ST_DEFINESPRITE);
490 swf_SetU16(tag, spriteid);
491 swf_SetU16(tag, sprite->frameCount);
492 logf ("<notice> sprite id is %d", spriteid);
494 // write slave(2) (body)
495 tmp = sprite->frameCount;
496 logf("<debug> %d frames to go",tmp);
499 tag = swf_InsertTag(tag, ST_PLACEOBJECT2);
500 swf_SetU8(tag, 2+64); //flags: character+clipdepth
501 swf_SetU16(tag, 0); //depth
502 swf_SetU16(tag, replaceddefine); //id
503 swf_SetU16(tag, 65535); //clipdepth
506 if(config.overlay && !config.isframe) {
507 tag = swf_InsertTag(tag, ST_PLACEOBJECT2);
508 swf_SetU8(tag, 2); //flags: character
509 swf_SetU16(tag, 0); //depth
510 swf_SetU16(tag, replaceddefine); //id
513 rtag = sprite->firstTag;
516 if (swf_isAllowedSpriteTag(rtag)) {
518 changedepth(rtag, +1);
519 logf("<debug> [sprite main] write tag %02x (%d bytes in body)",
520 rtag->id, rtag->len);
522 tag = swf_InsertTag(tag, rtag->id);
523 write_changepos(rtag, tag);
525 if(tag->id == ST_SHOWFRAME)
528 logf("<debug> %d frames to go",tmp);
535 static char tag_ok_for_slave(int id)
537 if(id == ST_SETBACKGROUNDCOLOR)
542 TAG* write_master(TAG*tag, SWF*master, SWF*slave, int spriteid, int replaceddefine, int flags)
547 int slavewritten = 0;
549 TAG* rtag = master->firstTag;
550 TAG* stag = slave->firstTag;
554 if(rtag->id == ST_SHOWFRAME && outputslave)
557 if(stag->id == ST_SHOWFRAME) {
562 if(tag_ok_for_slave(stag->id)) {
563 tag = swf_InsertTag(tag, stag->id);
564 swf_SetBlock(tag, stag->data, stag->len);
569 if(rtag->id == ST_SHOWFRAME)
574 if(swf_isDefiningTag(rtag) && (flags&FLAGS_WRITEDEFINES))
576 logf("<debug> [master] write tag %02x (%d bytes in body)",
577 rtag->id, rtag->len);
578 if(swf_GetDefineID(rtag) == spriteid && !config.isframe)
582 PUT16(rtag->data, replaceddefine);
583 tag = swf_InsertTag(tag, rtag->id);
584 swf_SetBlock(tag, rtag->data, rtag->len);
586 /* don't write this tag */
587 logf("<verbose> replacing tag %d id %d with sprite", rtag->id
591 if(flags&FLAGS_WRITESPRITE)
593 tag = write_sprite_defines(tag, slave);
594 tag = write_sprite(tag, slave, spriteid, replaceddefine);
596 if(flags&FLAGS_WRITESLAVE)
601 tag = swf_InsertTag(tag, rtag->id);
602 swf_SetBlock(tag, rtag->data, rtag->len);
605 if(frame == slaveframe)
607 if(flags&FLAGS_WRITESLAVE) {
611 if((flags&FLAGS_WRITESPRITE) && !slavewritten)
613 int id = get_free_id(masterbitmap);
616 logf("<fatal> Can't combine --clip and --frame");
619 tag = write_sprite_defines(tag, slave);
620 tag = write_sprite(tag, slave, id, -1);
622 tag = swf_InsertTag(tag, ST_PLACEOBJECT2);
623 swf_SetU8(tag, 2); //flags: id
624 swf_SetU16(tag, depth);
630 if(!swf_isDefiningTag(rtag) && (flags&FLAGS_WRITENONDEFINES))
635 case ST_PLACEOBJECT2:
636 if(frame == slaveframe && !config.overlay)
638 case ST_REMOVEOBJECT:
639 // case ST_REMOVEOBJECT2:
640 /* place/removetags for the object we replaced
641 should be discarded, too, as the object to insert
644 if(spriteid>=0 && swf_GetPlaceID(rtag) == spriteid &&
645 !config.isframe && config.merge)
650 logf("<debug> [master] write tag %02x (%d bytes in body)",
651 rtag->id, rtag->len);
652 tag = swf_InsertTag(tag, rtag->id);
653 swf_SetBlock(tag, rtag->data, rtag->len);
662 if(tag_ok_for_slave(stag->id)) {
663 tag = swf_InsertTag(tag, stag->id);
664 swf_SetBlock(tag, stag->data, stag->len);
668 if(!slavewritten && config.isframe && (flags&(FLAGS_WRITESLAVE|FLAGS_WRITESPRITE)))
671 logf("<warning> Frame %d doesn't exist in file. No substitution will occur",
674 logf("<warning> Frame \"%s\" doesn't exist in file. No substitution will occur",
680 void catcombine(SWF*master, char*slave_name, SWF*slave, SWF*newswf)
682 printf("--cat not implemented yet. Please use the swfcombine from swftools 0.3.1 or 0.2.3.\n");
686 void normalcombine(SWF*master, char*slave_name, SWF*slave, SWF*newswf)
690 int replaceddefine = -1;
693 TAG * tag = master->firstTag;
700 if(swf_isDefiningTag(tag)) {
701 int defineid = swf_GetDefineID(tag);
702 logf("<debug> tagid %02x defines object %d", tag, defineid);
703 masterbitmap[defineid] = 1;
704 } else if(tag->id == ST_PLACEOBJECT2) {
705 char * name = swf_GetName(tag);
706 int id = swf_GetPlaceID(tag);
709 logf("<verbose> tagid %02x places object %d named \"%s\"", tag, id, name);
711 logf("<verbose> tagid %02x places object %d (no name)", tag, id);
713 if ((name && slavename && !strcmp(name,slavename)) ||
714 (!slavename && id==slaveid)) {
717 logf("<notice> Slave file attached to object %d.", id);
720 } else if(tag->id == ST_SHOWFRAME) {
721 if(slaveframe>=0 && frame==slaveframe) {
722 logf("<notice> Slave file attached to frame %d.", frame);
725 } else if(tag->id == ST_FRAMELABEL) {
726 char * name = tag->data;
727 if(name && slavename && config.isframe && !strcmp(name, slavename)) {
729 logf("<notice> Slave file attached to frame %d (%s).", frame, name);
734 if (spriteid<0 && !config.isframe) {
736 if(strcmp(slavename,"!!dummy!!"))
737 logf("<warning> Didn't find anything named %s in file. No substitutions will occur.", slavename);
740 logf("<warning> Didn't find id %d in file. No substitutions will occur.", slaveid);
741 spriteid = get_free_id(masterbitmap);
744 swf_Relocate (slave, masterbitmap);
748 replaceddefine = get_free_id(masterbitmap);
752 memcpy(newswf, master, sizeof(SWF));
753 newswf->firstTag = tag = swf_InsertTag(0, ST_REFLEX);
755 if (config.antistream) {
757 logf("<fatal> Can't combine --antistream and --merge");
759 tag = write_sprite_defines(tag, slave);
760 tag = write_sprite(tag, slave, spriteid, replaceddefine);
761 tag = write_master(tag, master, slave, spriteid, replaceddefine, FLAGS_WRITEDEFINES);
762 tag = write_master(tag, master, slave, spriteid, replaceddefine, FLAGS_WRITENONDEFINES);
765 tag = write_master(tag, master, slave, spriteid, replaceddefine,
766 FLAGS_WRITEDEFINES|FLAGS_WRITENONDEFINES|FLAGS_WRITESLAVE);
768 tag = write_master(tag, master, slave, spriteid, replaceddefine,
769 FLAGS_WRITEDEFINES|FLAGS_WRITENONDEFINES|FLAGS_WRITESPRITE);
773 void combine(SWF*master, char*slave_name, SWF*slave, SWF*newswf)
775 slavename = slave_name;
782 if(slavename[0] == '#')
784 slaveid = atoi(&slavename[1]);
791 if(slavename && slavename[0]!='#' && (sscanf(slavename, "%d", &tmp) ==
792 strlen(slavename))) {
793 /* if the name the slave should replace
794 consists only of digits and the -f
795 option is given, it probably is not
796 a frame name but a frame number.
803 slaveframe = slaveid;
806 /* if id wasn't given as either #number or number,
807 the name is a frame label. BTW: The user wouldn't have
808 needed to supply the -f option in this case */
812 logf("<debug> move x (%d)", config.movex);
813 logf("<debug> move y (%d)", config.movey);
814 logf("<debug> scale x (%f)", config.scalex);
815 logf("<debug> scale y (%f)", config.scaley);
816 logf("<debug> is frame (%d)", config.isframe);
818 memset(masterbitmap, 0, sizeof(masterbitmap));
821 return catcombine(master, slave_name, slave, newswf);
823 return normalcombine(master, slave_name, slave, newswf);
826 int main(int argn, char *argv[])
835 config.antistream = 0;
836 config.alloctest = 0;
849 config.framerate = 0;
855 processargs(argn, argv);
856 initLog(0,-1,0,0,-1,config.loglevel);
858 if(config.merge && config.cat) {
859 logf("<error> Can't combine --cat and --merge");
865 logf("<error> Can't combine -l and -t");
869 logf("<error> Can't combine -c and -t");
872 logf("<verbose> (stacking) %d files found\n", numslaves);
874 makestackmaster(&master);
878 logf("<verbose> master entity %s (named \"%s\")\n", master_filename, master_name);
879 fi = open(master_filename, O_RDONLY);
881 logf("<fatal> Failed to open %s\n", master_filename);
884 ret = swf_ReadSWF(fi, &master);
886 logf("<fatal> Failed to read from %s\n", master_filename);
889 logf("<debug> Read %d bytes from masterfile\n", ret);
893 for(t=0;t<numslaves;t++) {
894 logf("<verbose> slave entity(%d) %s (%s \"%s\")\n", t+1, slave_filename[t],
895 slave_isframe[t]?"frame":"object", slave_name[t]);
902 logf("<error> --dummy (-d) implies there are zero slave objects. You supplied %d.", numslaves);
906 slave_filename[0] = "!!dummy!!";
907 slave_name[0] = "!!dummy!!";
908 slave_isframe[0] = 0;
911 if (config.alloctest)
913 char*bitmap = malloc(sizeof(char)*65536);
914 memset(bitmap, 0, 65536*sizeof(char));
915 memset(bitmap, 1, 101*sizeof(char));
916 swf_Relocate(&master, bitmap);
919 // makestackmaster(&newswf);
926 logf("<error> You must have at least two objects.");
928 logf("<error> You must have at least one slave entity.");
931 for(t = 0; t < numslaves; t++)
933 config.movex = slave_movex[t];
934 config.movey = slave_movey[t];
935 config.scalex = slave_scalex[t];
936 config.scaley = slave_scaley[t];
937 config.isframe = slave_isframe[t];
939 logf("<notice> Combine [%s]%s and [%s]%s", master_name, master_filename,
940 slave_name[t], slave_filename[t]);
944 fi = open(slave_filename[t], O_RDONLY);
946 logf("<fatal> Failed to open %s\n", slave_filename[t]);
949 ret = swf_ReadSWF(fi, &slave);
951 logf("<fatal> Failed to read from %s\n", slave_filename[t]);
954 logf("<debug> Read %d bytes from slavefile\n", ret);
959 memset(&slave, 0, sizeof(slave));
960 slave.firstTag = swf_InsertTag(0, ST_END);
962 slave.fileVersion = 4;
963 slave.frameCount = 0;
966 combine(&master, slave_name[t], &slave, &newswf);
971 fi = open(outputname, O_RDWR|O_TRUNC|O_CREAT);
973 swf_WriteSWC(fi, &newswf);
975 swf_WriteSWF(fi, &newswf);