lib/rfxswf.h

   1 /* rfxswf.h
   2
   3    Headers for rfxswf.c and modules
   4
   5    Part of the swftools package.
   6
   7    Copyright (c) 2000, 2001 Rainer Böhme <rfxswf@reflex-studio.de>
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  22
  23
  24 #ifndef __RFX_SWF_INCLUDED__
  25 #define __RFX_SWF_INCLUDED__
  26
  27 #ifdef __cplusplus
  28 extern "C" {
  29 #endif
  30
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <unistd.h>
  35 #include <fcntl.h>
  36 #include <ctype.h>
  37 #include "../config.h"
  38 #include "./bitio.h"
  39 #include "./drawer.h"
  40
  41 #define DEBUG_RFXSWF
  42 #ifdef RFXSWF_DISABLESOUND
  43 #define NO_MP3
  44 #endif
  45
  46 #ifndef TRUE
  47 #define TRUE (1)
  48 #endif
  49 #ifndef FALSE
  50 #define FALSE (0)
  51 #endif
  52
  53
  54 /* little/big endian stuff */
  55
  56 #define PUT8(ptr,x) {((U8*)(ptr))[0]=x;}
  57 #define PUT16(ptr,x) {((U8*)(ptr))[0]=(U8)(x);((U8*)(ptr))[1]=(U8)((x)>>8);}
  58 #define PUT32(ptr,x) {((U8*)(ptr))[0]=(U8)(x);((U8*)(ptr))[1]=(U8)((x)>>8);((U8*)(ptr))[2]=(U8)((x)>>16);((U8*)(ptr))[3]=(U8)((x)>>24);}
  59 #define GET16(ptr) (((U16)(((U8*)(ptr))[0]))+(((U16)(((U8*)(ptr))[1]))<<8))
  60 #define GET32(ptr) (((U16)(((U8*)(ptr))[0]))+(((U16)(((U8*)(ptr))[1]))<<8)+(((U16)(((U8*)(ptr))[2]))<<16)+(((U16)(((U8*)(ptr))[3]))<<24))
  61
  62 #ifdef WORDS_BIGENDIAN
  63 #define SWAP16(s) ((((s)>>8)&0x00ff)|(((s)<<8)&0xff00))
  64 #define SWAP32(s) (SWAP16(((s)>>16)&0x0000ffff)|((SWAP16(s)<<16)&0xffff0000))
  65 #define REVERSESWAP16(x) (x)
  66 #define REVERSESWAP32(x) (x)
  67 #else
  68 #define SWAP16(x) (x)
  69 #define SWAP32(x) (x)
  70 #define REVERSESWAP16(s) ((((s)>>8)&0x00ff)|(((s)<<8)&0xff00))
  71 #define REVERSESWAP32(s) (REVERSESWAP16(((s)>>16)&0x0000ffff)|((REVERSESWAP16(s)<<16)&0xffff0000))
  72 #endif
  73 // SWF Types
  74
  75 typedef         unsigned long   U32;
  76 typedef         signed long     S32;
  77 typedef         unsigned short  U16;
  78 typedef         signed short    S16;
  79 typedef         unsigned char   U8;
  80 typedef         signed char     S8;
  81 typedef         signed long     SFIXED;
  82 typedef         signed long     SCOORD;
  83
  84 #define SCOORD_MAX 0x7fffffff
  85 #define SCOORD_MIN -0x80000000
  86
  87 // Basic Structures
  88
  89 typedef struct _SPOINT
  90 { SCOORD        x;
  91   SCOORD        y;
  92 } SPOINT, * LPSPOINT;
  93
  94 typedef struct _RGBA
  95 { U8    a;
  96   U8    r;
  97   U8    g;
  98   U8    b;
  99 } RGBA, * LPRGBA;
 100
 101 typedef struct _YUV
 102 {
 103   U8    y,u,v;
 104 } YUV;
 105
 106 typedef struct _SRECT
 107 { SCOORD        xmin;
 108   SCOORD        ymin;
 109   SCOORD        xmax;
 110   SCOORD        ymax;
 111 } SRECT, * LPSRECT;
 112
 113 typedef struct _MATRIX
 114 { SFIXED        sx;     // factor x
 115   SFIXED        sy;
 116   SFIXED        r0;     // rotation
 117   SFIXED        r1;
 118   SCOORD        tx;     // delta x
 119   SCOORD        ty;
 120 } MATRIX, * LPMATRIX;
 121
 122 typedef struct _CXFORM
 123 { S16           a0, a1; /* mult, add */
 124   S16           r0, r1;
 125   S16           g0, g1;
 126   S16           b0, b1;
 127 } CXFORM, * LPCXFORM;
 128
 129 #define GRADIENT_LINEAR 0x10
 130 #define GRADIENT_RADIAL 0x12
 131 typedef struct _GRADIENT
 132 {
 133     int num;
 134     U8 ratios[8];
 135     RGBA rgba[8];
 136 } GRADIENT;
 137
 138 typedef struct _TAG             // NEVER access a Tag-Struct directly !
 139 { U16           id;
 140   U8 *          data;
 141   U32           memsize;        // to minimize realloc() calls
 142
 143   U32         len;            // for Set-Access
 144   U32         pos;            // for Get-Access
 145
 146   struct _TAG * next;
 147   struct _TAG * prev;
 148
 149   U8            readBit;        // for Bit-Manipulating Functions [read]
 150   U8            writeBit;       // [write]
 151
 152 } TAG, * LPTAG;
 153
 154 #define swf_ResetReadBits(tag)   if (tag->readBit)  { tag->pos++; tag->readBit = 0; }
 155 #define swf_ResetWriteBits(tag)  if (tag->writeBit) { tag->writeBit = 0; }
 156
 157 typedef struct _SOUNDINFO
 158 {
 159     U8 stop;
 160     U8 nomultiple; //continue playing if already started
 161
 162     U32 inpoint;
 163     U32 outpoint;
 164
 165     U16 loops;
 166     U8 envelopes;
 167
 168     //envelope:
 169     U32* pos;
 170     U32* left;
 171     U32* right;
 172 } SOUNDINFO;
 173
 174 typedef struct _SWF
 175 { U8            fileVersion;
 176   U8            compressed;     // SWF or SWC?
 177   U32           fileSize;       // valid after load and save
 178   SRECT         movieSize;
 179   U16           frameRate;
 180   U16           frameCount;     // valid after load and save
 181   TAG *         firstTag;
 182 } SWF, * LPSWF;
 183
 184 // Basic Functions
 185
 186 int  swf_ReadSWF2(struct reader_t*reader, SWF * swf);   // Reads SWF via callback
 187 int  swf_ReadSWF(int handle,SWF * swf);     // Reads SWF to memory (malloc'ed), returns length or <0 if fails
 188 int  swf_WriteSWF2(struct writer_t*writer, SWF * swf);     // Writes SWF via callback, returns length or <0 if fails
 189 int  swf_WriteSWF(int handle,SWF * swf);    // Writes SWF to file, returns length or <0 if fails
 190 int  swf_WriteSWC(int handle, SWF * swf);   // for convenience, equal to swf->compressed=1;swf_WriteSWF(..)
 191 int  swf_WriteCGI(SWF * swf);               // Outputs SWF with valid CGI header to stdout
 192 void swf_FreeTags(SWF * swf);               // Frees all malloc'ed memory for swf
 193
 194 // for streaming:
 195 int  swf_WriteHeader(int handle,SWF * swf);    // Writes Header of swf to file
 196 int  swf_WriteHeader2(struct writer_t*writer,SWF * swf);    // Writes Header of swf to file
 197 int  swf_WriteTag(int handle,TAG * tag);    // Writes TAG to file
 198 int  swf_WriteTag2(struct writer_t*writer, TAG * t); //Write TAG via callback
 199
 200 int  swf_ReadHeader(struct reader_t*reader, SWF * swf);   // Reads SWF Header via callback
 201
 202 // folding/unfolding:
 203
 204 void swf_FoldAll(SWF*swf);
 205 void swf_UnFoldAll(SWF*swf);
 206 void swf_FoldSprite(TAG*tag);
 207 void swf_UnFoldSprite(TAG*tag);
 208 int swf_IsFolded(TAG*tag);
 209
 210 // tag reordering:
 211
 212 void swf_OptimizeTagOrder(SWF*swf);
 213
 214 // basic routines:
 215
 216 TAG * swf_InsertTag(TAG * after,U16 id);    // updates frames, if necessary
 217 TAG * swf_InsertTagBefore(SWF*swf, TAG * before,U16 id);     // like InsertTag, but insert tag before argument
 218 int   swf_DeleteTag(TAG * t);
 219
 220 void  swf_ClearTag(TAG * t);                //frees tag data
 221 void  swf_ResetTag(TAG*tag, U16 id);        //set's tag position and length to 0, without freeing it
 222
 223 void  swf_SetTagPos(TAG * t,U32 pos);       // resets Bitcount
 224 U32   swf_GetTagPos(TAG * t);
 225
 226 TAG * swf_NextTag(TAG * t);
 227 TAG * swf_PrevTag(TAG * t);
 228
 229 U16   swf_GetTagID(TAG * t);                // ... TagGetID
 230 U32   swf_GetTagLen(TAG * t);             // ... TagGetTagLen
 231 U8*   swf_GetTagLenPtr(TAG * t);
 232
 233 U32   swf_GetBits(TAG * t,int nbits);
 234 S32   swf_GetSBits(TAG * t,int nbits);
 235 int   swf_SetBits(TAG * t,U32 v,int nbits);
 236
 237 int   swf_GetBlock(TAG * t,U8 * b,int l);   // resets Bitcount
 238 int   swf_SetBlock(TAG * t,U8 * b,int l);
 239
 240 U8    swf_GetU8(TAG * t);                   // resets Bitcount
 241 U16   swf_GetU16(TAG * t);
 242 U32   swf_GetU32(TAG * t);
 243 void  swf_GetRGB(TAG * t, RGBA * col);
 244 void  swf_GetRGBA(TAG * t, RGBA * col);
 245 void  swf_GetGradient(TAG * t, GRADIENT * gradient, char alpha);
 246 char* swf_GetString(TAG*t);
 247 int   swf_SetU8(TAG * t,U8 v);              // resets Bitcount
 248 int   swf_SetU16(TAG * t,U16 v);
 249 int   swf_SetU32(TAG * t,U32 v);
 250
 251 //int   swf_GetPoint(TAG * t,SPOINT * p);     // resets Bitcount
 252 int   swf_GetRect(TAG * t,SRECT * r);
 253 int   swf_GetMatrix(TAG * t,MATRIX * m);
 254 int   swf_GetCXForm(TAG * t,CXFORM * cx,U8 alpha);
 255
 256 //int   swf_SetPoint(TAG * t,SPOINT * p);     // resets Bitcount
 257 int   swf_SetRect(TAG * t,SRECT * r);
 258 int   swf_SetMatrix(TAG * t,MATRIX * m);
 259 int   swf_SetCXForm(TAG * t,CXFORM * cx,U8 alpha);
 260 int   swf_SetRGB(TAG * t,RGBA * col);
 261 int   swf_SetRGBA(TAG * t,RGBA * col);
 262 void  swf_SetPassword(TAG * t, const char * password);
 263
 264 int   swf_VerifyPassword(TAG * t, const char * password);
 265
 266 // helper functions:
 267
 268 void swf_ExpandRect(SRECT*src, SPOINT add);
 269 void swf_ExpandRect2(SRECT*src, SRECT*add);
 270 void swf_ExpandRect3(SRECT*src, SPOINT center, int radius);
 271 SPOINT swf_TurnPoint(SPOINT p, MATRIX* m);
 272 SRECT swf_TurnRect(SRECT r, MATRIX* m);
 273
 274 // Function Macros
 275
 276 #define swf_GetS8(tag)      ((S8)swf_GetU8(tag))
 277 #define swf_GetS16(tag)     ((S16)swf_GetU16(tag))
 278 #define swf_GetS32(tag)     ((S32)swf_GetU32(tag))
 279 #define swf_GetCoord(tag)   ((SCOORD)swf_GetU32(tag))
 280 #define swf_GetFixed(tag)   ((SFIXED)swf_GetU32(tag))
 281
 282 #define swf_SetS8(tag,v)    swf_SetU8(tag,(U8)v)
 283 #define swf_SetS16(tag,v)   swf_SetU16(tag,(U16)v)
 284 #define swf_SetS32(tag,v)   swf_SetU32(tag,(U32)v)
 285 #define swf_SetCoord(tag,v) swf_SetU32(tag,(U32)v)
 286 #define swf_SetFixed(tag,v) swf_SetU32(tag,(U32)v)
 287 #define swf_SetString(t,s)  swf_SetBlock(t,s,strlen(s)+1)
 288
 289 #ifndef FAILED
 290 #define FAILED(b)       ((b)<0)
 291 #endif
 292 #ifndef SUCCEEDED
 293 #define SUCCEEDED(b)     ((b)>=0)
 294 #endif
 295
 296 // Tag IDs (adopted from J. C. Kessels' Form2Flash)
 297
 298 #define ST_END                  0
 299 #define ST_SHOWFRAME            1
 300 #define ST_DEFINESHAPE          2
 301 #define ST_FREECHARACTER        3
 302 #define ST_PLACEOBJECT          4
 303 #define ST_REMOVEOBJECT         5
 304 #define ST_DEFINEBITS           6
 305 #define ST_DEFINEBITSJPEG       6
 306 #define ST_DEFINEBUTTON         7
 307 #define ST_JPEGTABLES           8
 308 #define ST_SETBACKGROUNDCOLOR   9
 309 #define ST_DEFINEFONT           10
 310 #define ST_DEFINETEXT           11
 311 #define ST_DOACTION             12
 312 #define ST_DEFINEFONTINFO       13
 313 #define ST_DEFINESOUND          14 /* Event sound tags. */
 314 #define ST_STARTSOUND           15
 315 #define ST_DEFINEBUTTONSOUND    17
 316 #define ST_SOUNDSTREAMHEAD      18
 317 #define ST_SOUNDSTREAMBLOCK     19
 318 #define ST_DEFINEBITSLOSSLESS   20 /* A bitmap using lossless zlib compression. */
 319 #define ST_DEFINEBITSJPEG2      21 /* A bitmap using an internal JPEG compression table. */
 320 #define ST_DEFINESHAPE2         22
 321 #define ST_DEFINEBUTTONCXFORM   23
 322 #define ST_PROTECT              24 /* This file should not be importable for editing. */
 323 #define ST_PLACEOBJECT2         26 /* The new style place w/ alpha color transform and name. */
 324 #define ST_REMOVEOBJECT2        28 /* A more compact remove object that omits the character tag (just depth). */
 325 #define ST_FREEALL              31 /* ? */
 326 #define ST_DEFINESHAPE3         32 /* A shape V3 includes alpha values. */
 327 #define ST_DEFINETEXT2          33 /* A text V2 includes alpha values. */
 328 #define ST_DEFINEBUTTON2        34 /* A button V2 includes color transform, alpha and multiple actions */
 329 #define ST_DEFINEBITSJPEG3      35 /* A JPEG bitmap with alpha info. */
 330 #define ST_DEFINEBITSLOSSLESS2  36 /* A lossless bitmap with alpha info. */
 331 #define ST_DEFINEEDITTEXT       37
 332 #define ST_DEFINEMOVIE          38
 333 #define ST_DEFINESPRITE         39 /* Define a sequence of tags that describe the behavior of a sprite. */
 334 #define ST_NAMECHARACTER        40 /* Name a character definition, character id and a string, (used for buttons, bitmaps, sprites and sounds). */
 335 #define ST_SERIALNUMBER         41
 336 #define ST_GENERATORTEXT        42 /* contains an id */
 337 #define ST_FRAMELABEL           43 /* A string label for the current frame. */
 338 #define ST_SOUNDSTREAMHEAD2     45 /* For lossless streaming sound, should not have needed this... */
 339 #define ST_DEFINEMORPHSHAPE     46 /* A morph shape definition */
 340 #define ST_DEFINEFONT2          48
 341 #define ST_TEMPLATECOMMAND      49
 342 #define ST_GENERATOR3           51
 343 #define ST_EXTERNALFONT         52
 344 #define ST_EXPORTASSETS         56
 345 #define ST_IMPORTASSETS         57
 346 #define ST_ENABLEDEBUGGER       58
 347 #define ST_DOINITACTION         59
 348 #define ST_DEFINEVIDEOSTREAM    60
 349 #define ST_VIDEOFRAME           61
 350 #define ST_DEFINEFONTINFO2      62
 351 #define ST_MX4                  63 /*(?) */
 352 #define ST_SCRIPTLIMITS         65 /* version 7- u16 maxrecursedepth, u16 scripttimeoutseconds */
 353 #define ST_SETTABINDEX          66 /* version 7- u16 depth(!), u16 tab order value */
 354
 355 /* custom tags- only valid for swftools */
 356 #define ST_REFLEX              777 /* to identify generator software */
 357 #define ST_GLYPHNAMES          778
 358
 359 // Advanced Funtions
 360
 361 // swfshape.c
 362
 363 typedef struct _LINESTYLE
 364 { U16           width;
 365   RGBA          color;
 366 } LINESTYLE, * LPLINESTYLE;
 367
 368 typedef struct _FILLSTYLE
 369 { U8        type;
 370   RGBA      color;
 371   MATRIX    m;
 372   U16       id_bitmap;
 373   GRADIENT  gradient;
 374 } FILLSTYLE, * LPFILLSTYLE;
 375
 376 typedef struct _SHAPE           // NEVER access a Shape-Struct directly !
 377 {
 378   struct
 379   { LINESTYLE * data;
 380     U16         n;
 381   } linestyle;
 382
 383   struct
 384   { FILLSTYLE * data;
 385     U16         n;
 386   } fillstyle;
 387
 388   struct
 389   { U16         fill;
 390     U16         line;
 391   } bits;
 392                                 // used by Get/SetSimpleShape and glyph handling
 393   U8 *          data;
 394   U32           bitlen;         // length of data in bits
 395 } SHAPE, * LPSHAPE;
 396
 397 /* SHAPE can be converted into SHAPE2: */
 398
 399 struct _SHAPELINE;
 400 typedef struct _SHAPE2
 401 {
 402     LINESTYLE * linestyles;
 403     int numlinestyles;
 404     FILLSTYLE* fillstyles;
 405     int numfillstyles;
 406     struct _SHAPELINE * lines;
 407     SRECT* bbox; // may be NULL
 408 } SHAPE2;
 409
 410 typedef struct _SHAPELINE
 411 {
 412     enum {moveTo, lineTo, splineTo} type;
 413     SCOORD x,y;
 414     SCOORD sx,sy; //only if type==splineTo
 415     int fillstyle0;
 416     int fillstyle1;
 417     int linestyle;
 418     struct _SHAPELINE * next;
 419 } SHAPELINE;
 420
 421 // Shapes
 422
 423 int   swf_ShapeNew(SHAPE ** s);
 424 void  swf_ShapeFree(SHAPE * s);
 425
 426 int   swf_GetSimpleShape(TAG * t,SHAPE ** s); // without Linestyle/Fillstyle Record
 427 int   swf_SetSimpleShape(TAG * t,SHAPE * s);   // without Linestyle/Fillstyle Record
 428
 429 int   swf_ShapeAddLineStyle(SHAPE * s,U16 width,RGBA * color);
 430 int   swf_ShapeAddSolidFillStyle(SHAPE * s,RGBA * color);
 431 int   swf_ShapeAddBitmapFillStyle(SHAPE * s,MATRIX * m,U16 id_bitmap,int clip);
 432 int   swf_ShapeAddGradientFillStyle(SHAPE * s,MATRIX * m,GRADIENT* gradient,int radial);
 433
 434 int   swf_SetShapeStyles(TAG * t,SHAPE * s);
 435 int   swf_ShapeCountBits(SHAPE * s,U8 * fbits,U8 * lbits);
 436 int   swf_SetShapeBits(TAG * t,SHAPE * s);
 437 int   swf_SetShapeHeader(TAG * t,SHAPE * s); // one call for upper three functions
 438
 439 int   swf_ShapeSetMove(TAG * t,SHAPE * s,S32 x,S32 y);
 440 int   swf_ShapeSetStyle(TAG * t,SHAPE * s,int line,int fill0,int fill1);
 441 int   swf_ShapeSetAll(TAG * t,SHAPE * s,S32 x,S32 y,int line,int fill0,int fill1);
 442
 443 int   swf_ShapeSetLine(TAG * t,SHAPE * s,S32 x,S32 y);
 444 int   swf_ShapeSetCurve(TAG * t,SHAPE * s,S32 x,S32 y,S32 ax,S32 ay);
 445 int   swf_ShapeSetCircle(TAG * t,SHAPE * s,S32 x,S32 y,S32 rx,S32 ry);
 446 int   swf_ShapeSetEnd(TAG * t);
 447
 448 void  swf_ShapeSetBitmapRect(TAG * t, U16 gfxid, int width, int height);
 449
 450 SHAPELINE* swf_ParseShapeData(U8*data, int bits, int fillbits, int linebits);
 451 SHAPE2*    swf_ShapeToShape2(SHAPE*shape);
 452 void       swf_Shape2ToShape(SHAPE2*shape2, SHAPE*shape);
 453 SRECT      swf_GetShapeBoundingBox(SHAPE2*shape);
 454 void        swf_SetShape2(TAG*tag, SHAPE2*shape);
 455 void       swf_Shape2Free(SHAPE2 * s);
 456 void    swf_DumpShape(SHAPE2*shape2);
 457
 458 void swf_ParseDefineShape(TAG*tag, SHAPE2*shape);
 459 void swf_Shape2ToShape(SHAPE2*shape2, SHAPE*shape);
 460 void swf_SetShape2(TAG*tag, SHAPE2*shape2);
 461
 462 // swfdraw.c
 463
 464 void swf_Shape10DrawerInit(drawer_t*draw, TAG*tag);
 465 void swf_Shape01DrawerInit(drawer_t*draw, TAG*tag);
 466 void swf_Shape11DrawerInit(drawer_t*draw, TAG*tag);
 467 SHAPE* swf_ShapeDrawerToShape(drawer_t*draw);
 468 SRECT swf_ShapeDrawerGetBBox(drawer_t*draw);
 469
 470 void swf_DrawString(drawer_t*draw, const char*source);
 471
 472 // swftext.c
 473
 474 typedef struct _KERNING
 475 {
 476   U16         char1;
 477   U16         char2;
 478   U16         adjustment;
 479 } SWFKERNING;
 480
 481 typedef struct _SWFLAYOUT
 482 { S16          ascent;
 483   S16          descent;
 484   S16          leading;
 485   SRECT      * bounds;
 486   U16          kerningcount;
 487   SWFKERNING * kerning;
 488 } SWFLAYOUT, * LPSWFLAYOUT;
 489
 490 typedef struct
 491 { S16         advance;
 492   SHAPE *     shape;
 493 } SWFGLYPH;
 494
 495 typedef struct _FONTUSAGE
 496 { int* chars;
 497   char is_reduced;
 498 } FONTUSAGE, * LPFONTUSAGE;
 499
 500 #define FONT_STYLE_BOLD 1
 501 #define FONT_STYLE_ITALIC 2
 502 #define FONT_ENCODING_UNICODE 1
 503 #define FONT_ENCODING_ANSI 2
 504 #define FONT_ENCODING_SHIFTJIS 4
 505
 506 typedef struct _SWFFONT
 507 { int           id; // -1 = not set
 508   U8            version; // 0 = not set, 1 = definefont, 2 = definefont2
 509   U8 *          name;
 510   SWFLAYOUT *   layout;
 511   U16           numchars;
 512   U16           maxascii; // highest mapped ascii value
 513
 514   U8            style;
 515   U8            encoding;
 516
 517   U16   *       glyph2ascii;
 518   int   *       ascii2glyph;
 519   SWFGLYPH *    glyph;
 520   U8            language;
 521   char **       glyphnames;
 522
 523   FONTUSAGE *   use;
 524
 525 } SWFFONT, * LPSWFFONT;
 526
 527
 528 #define ET_HASTEXT 32768
 529 #define ET_WORDWRAP 16384
 530 #define ET_MULTILINE 8192
 531 #define ET_PASSWORD 4096
 532 #define ET_READONLY 2048
 533 #define ET_HASTEXTCOLOR 1024
 534 #define ET_HASMAXLENGTH 512
 535 #define ET_HASFONT 256
 536 #define ET_X3 128
 537 #define ET_AUTOSIZE 64 /* MX */
 538 #define ET_HASLAYOUT 32
 539 #define ET_NOSELECT 16
 540 #define ET_BORDER 8
 541 #define ET_X1 4
 542 #define ET_HTML 2 /* MX? */
 543 #define ET_USEOUTLINES 1
 544
 545 typedef struct _EditTextLayout
 546 {
 547     U8 align; // 0=left, 1=right, 2=center, 3=justify
 548     U16 leftmargin;
 549     U16 rightmargin;
 550     U16 indent;
 551     U16 leading;
 552 } EditTextLayout;
 553
 554 int swf_FontEnumerate(SWF * swf,void (*FontCallback) (U16,U8*));
 555 // -> void fontcallback(U16 id,U8 * name); returns number of defined fonts
 556
 557 int swf_FontExtract(SWF * swf,int id,SWFFONT ** f);
 558 // Fetches all available information from DefineFont, DefineFontInfo, DefineText, ...
 559 // id = FontID, id=0 -> Extract first Font
 560
 561 int swf_FontIsItalic(SWFFONT * f);
 562 int swf_FontIsBold(SWFFONT * f);
 563
 564 int swf_FontSetID(SWFFONT * f,U16 id);
 565 int swf_FontReduce(SWFFONT * f);
 566
 567 int swf_FontInitUsage(SWFFONT * f);
 568 int swf_FontUseGlyph(SWFFONT * f, int glyph);
 569 int swf_FontUse(SWFFONT* f,U8 * s);
 570
 571 int swf_FontSetDefine(TAG * t,SWFFONT * f);
 572 int swf_FontSetDefine2(TAG * t,SWFFONT * f);
 573 int swf_FontSetInfo(TAG * t,SWFFONT * f);
 574
 575 void swf_FontCreateLayout(SWFFONT*f);
 576 void swf_FontAddLayout(SWFFONT * f, int ascent, int descent, int leading);
 577
 578 int swf_ParseDefineText(TAG * t, void(*callback)(void*self, int*chars, int*xpos, int nr, int fontid, int fontsize, int xstart, int ystart, RGBA* color), void*self);
 579
 580 void swf_WriteFont(SWFFONT* font, char* filename);
 581 SWFFONT* swf_ReadFont(char* filename);
 582
 583 void swf_FontFree(SWFFONT * f);
 584
 585 U32 swf_TextGetWidth(SWFFONT * font,U8 * s,int scale);
 586 int swf_TextCountBits(SWFFONT * font,U8 * s,int scale,U8 * gbits,U8 * abits);
 587
 588 #define SET_TO_ZERO 0x80000000
 589 int swf_TextSetInfoRecord(TAG * t,SWFFONT * font,U16 size,RGBA * color,int dx,int dy);
 590 int swf_TextSetCharRecord(TAG * t,SWFFONT * font,U8 * s,int scale,U8 gbits,U8 abits);
 591
 592 int swf_TextPrintDefineText(TAG * t,SWFFONT * f);
 593 // Prints text defined in tag t with font f to stdout
 594
 595 void swf_FontPrepareForEditText(SWFFONT * f);
 596
 597 /* notice: if you set the fontid, make sure you call swf_FontPrepareForEditText() for the font first */
 598 void swf_SetEditText(TAG*tag, U16 flags, SRECT r, char*text, RGBA*color,
 599         int maxlength, U16 font, U16 height, EditTextLayout*layout, char*variable);
 600
 601 SRECT swf_SetDefineText(TAG*tag, SWFFONT*font, RGBA*rgb, char*text, int scale);
 602
 603 void swf_DrawText(drawer_t*draw, SWFFONT*font, int size, char*text);
 604
 605 // swffont.c
 606
 607 SWFFONT* swf_LoadTrueTypeFont(char*filename);
 608 SWFFONT* swf_LoadT1Font(char*filename);
 609 SWFFONT* swf_LoadFont(char*filename);
 610
 611 void swf_SetLoadFontParameters(int scale, int skip_unused, int full_unicode);
 612
 613 // swfdump.c
 614
 615 void swf_DumpHeader(FILE * f,SWF * swf);
 616 void swf_DumpMatrix(FILE * f,MATRIX * m);
 617 void swf_DumpTag(FILE * f,TAG * t);
 618 void swf_DumpSWF(FILE * f,SWF*swf);
 619 char* swf_TagGetName(TAG*tag);
 620 void swf_DumpFont(SWFFONT * font);
 621
 622 // swfbutton.c
 623
 624 // Button States
 625
 626 #define BS_HIT          0x08
 627 #define BS_DOWN         0x04
 628 #define BS_OVER         0x02
 629 #define BS_UP           0x01
 630
 631 // Button Conditions
 632
 633 /* missing: IDLE_OUTDOWN
 634             OUTDOWN_OVERUP
 635             OVERUP_OUTDOWN
 636 */
 637 #define BC_OVERDOWN_IDLE        0x0100
 638 #define BC_IDLE_OVERDOWN        0x0080
 639 #define BC_OUTDOWN_IDLE         0x0040
 640 #define BC_OUTDOWN_OVERDOWN     0x0020
 641 #define BC_OVERDOWN_OUTDOWN     0x0010
 642 #define BC_OVERDOWN_OVERUP      0x0008
 643 #define BC_OVERUP_OVERDOWN      0x0004
 644 #define BC_OVERUP_IDLE          0x0002
 645 #define BC_IDLE_OVERUP          0x0001
 646
 647 #define BC_KEY(c) (c<<9)
 648
 649 #define BC_CURSORLEFT           0x0200
 650 #define BC_CURSORRIGHT          0x0400
 651 #define BC_POS1                 0x0600
 652 #define BC_END                  0x0800
 653 #define BC_INSERT               0x0a00
 654 #define BC_DELETE               0x0c00
 655 #define BC_CLEAR                0x0e00
 656 #define BC_BACKSPACE            0x1000
 657 #define BC_ENTER                0x1a00
 658 #define BC_CURSORUP             0x1c00
 659 #define BC_CURSORDOWN           0x1e00
 660 #define BC_PAGEUP               0x2000
 661 #define BC_PAGEDOWN             0x2200
 662 #define BC_TAB                  0x2400
 663 #define BC_ESCAPE               0x3600
 664 #define BC_SPACE                0x4000
 665
 666 /* these are probably only valid with linux:
 667    Ctrl-A        0x0200
 668    Ctrl-X        0x3000
 669    Ctrl-Y        0x3200
 670    Ctrl-Z        0x3400
 671    Escape/Ctrl-[ 0x3600
 672    Ctrl-\        0x3800
 673    Ctrl-]        0x3a00
 674    Ctrl-^        0x3c00
 675    Ctrl-/        0x3e00
 676    */
 677
 678 /* everything above 0x4000 is standard ascii:
 679    0x4000 ' ' 0x4200 '!' 0x4600 '#' 0x4800 '$' 0x4a00 '%' 0x4c00 '&' ...
 680    0x6000 '0' ... 0x7200 '9'
 681    0x8000 '@'
 682    0x8200 'A' ...  0xb400 'Z'
 683    ...
 684    0xfc00 '~'
 685  */
 686
 687 // Button Flag
 688
 689 #define BF_TRACKMENU            0x01
 690
 691 int swf_ButtonSetRecord(TAG * t,U8 state,U16 id,U16 layer,MATRIX * m,CXFORM * cx);
 692 int swf_ButtonSetCondition(TAG * t,U16 condition); // for DefineButton2
 693 int swf_ButtonSetFlags(TAG * t,U8 flags);  // necessary for DefineButton2
 694 int swf_ButtonPostProcess(TAG * t,int anz_action); // Set all offsets in DefineButton2-Tags (how many conditions to process)
 695
 696 // swfbits.c
 697
 698 typedef int JPEGBITS,* LPJPEGBITS; // cover libjpeg structures
 699
 700 JPEGBITS * swf_SetJPEGBitsStart(TAG * t,int width,int height,int quality);
 701 int swf_SetJPEGBitsLines(JPEGBITS * jpegbits,U8 ** data,int n);
 702 int swf_SetJPEGBitsLine(JPEGBITS * jpegbits,U8 * data);
 703 int swf_SetJPEGBitsFinish(JPEGBITS * jpegbits);
 704
 705 void swf_GetJPEGSize(char * fname, int*width, int*height);
 706
 707 int swf_SetJPEGBits(TAG * t,char * fname,int quality);
 708 void swf_SetJPEGBits2(TAG * t,U16 width,U16 height,RGBA * bitmap,int quality);
 709 int swf_SetJPEGBits3(TAG * tag,U16 width,U16 height,RGBA* bitmap, int quality);
 710
 711 #define BYTES_PER_SCANLINE(width) ((width+3)&0xfffffffc)
 712
 713 #define BMF_8BIT        3               // Bitmap formats
 714 #define BMF_16BIT       4
 715 #define BMF_32BIT       5
 716
 717 int swf_SetLosslessBits(TAG * t,U16 width,U16 height,void * bitmap,U8 bitmap_flags);
 718 int swf_SetLosslessBitsIndexed(TAG * t,U16 width,U16 height,U8 * bitmap,RGBA * palette,U16 ncolors);
 719 int swf_SetLosslessBitsGrayscale(TAG * t,U16 width,U16 height,U8 * bitmap);
 720
 721 // swfsound.c
 722 void swf_SetSoundStreamHead(TAG*tag, int avgnumsamples);
 723 void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int seek, char first); /* expects 2304 samples */
 724 void swf_SetSoundDefine(TAG*tag, S16*samples, int num);
 725 void swf_SetSoundInfo(TAG*tag, SOUNDINFO*info);
 726
 727 // swftools.c
 728
 729 U8 swf_isDefiningTag(TAG * t);
 730 U8 swf_isPseudoDefiningTag(TAG * t);
 731 U8 swf_isAllowedSpriteTag(TAG * t);
 732 U16 swf_GetDefineID(TAG * t);
 733 SRECT swf_GetDefineBBox(TAG * t);
 734 void swf_SetDefineID(TAG * t, U16 newid);
 735 U16 swf_GetPlaceID(TAG * t); //PLACEOBJECT, PLACEOBJECT2 (sometimes), REMOVEOBJECT
 736 int swf_GetDepth(TAG * t); //PLACEOBJECT,PLACEOBJECT2,REMOVEOBJECT,REMOVEOBJECT2,SETTABINDEX
 737 char* swf_GetName(TAG * t); //PLACEOBJECT2, FRAMELABEL
 738 MATRIX * swf_MatrixJoin(MATRIX * d,MATRIX * s1,MATRIX * s2);
 739 MATRIX * swf_MatrixMapTriangle(MATRIX * m,int dx,int dy,
 740                     int x0,int y0,int x1,int y1,int x2,int y2);
 741 int swf_GetNumUsedIDs(TAG * t);
 742 void swf_GetUsedIDs(TAG * t, int * positions);
 743 void swf_Relocate(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[a]==0 means id a is free
 744 void swf_RelocateDepth(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[d]==0 means depth d is free
 745
 746 TAG* swf_Concatenate (TAG*list1,TAG*list2); // warning: both list1 and list2 are invalid after this call.
 747
 748 // swfcgi.c
 749
 750 void swf_uncgi();  // same behaviour as Steven Grimm's uncgi-library
 751
 752 // swfaction.c
 753
 754 typedef struct _ActionTAG
 755 { U8            op;
 756   U16           len;
 757   U8 *          data;
 758
 759   struct _ActionTAG * next;
 760   struct _ActionTAG * prev;
 761
 762   struct _ActionTAG * parent;
 763   U8 tmp[4]; // store small operands here.
 764 } ActionTAG;
 765
 766 typedef struct _ActionMarker
 767 {
 768   ActionTAG* atag;
 769 } ActionMarker;
 770
 771 ActionTAG* swf_ActionGet(TAG*tag);
 772 void swf_ActionFree(ActionTAG*tag);
 773 void swf_ActionSet(TAG*tag, ActionTAG*actions);
 774 void swf_DumpActions(ActionTAG*atag, char*prefix);
 775 void swf_ActionEnumerateURLs(ActionTAG*atag, char*(*callback)(char*));
 776 void swf_ActionEnumerateTargets(ActionTAG*atag, char*(*callback)(char*));
 777 void swf_ActionEnumerateStrings(ActionTAG*atag, char*(*callback)(char*));
 778
 779 // using action/actioncompiler.h:
 780 ActionTAG* swf_ActionCompile(const char* source, int version);
 781
 782 ActionTAG* action_End(ActionTAG*atag);
 783 ActionTAG* action_NextFrame(ActionTAG*atag);
 784 ActionTAG* action_PreviousFrame(ActionTAG*atag);
 785 ActionTAG* action_Play(ActionTAG*atag);
 786 ActionTAG* action_Stop(ActionTAG*atag);
 787 ActionTAG* action_ToggleQuality(ActionTAG*atag);
 788 ActionTAG* action_StopSounds(ActionTAG*atag);
 789 ActionTAG* action_Add(ActionTAG*atag);
 790 ActionTAG* action_Subtract(ActionTAG*atag);
 791 ActionTAG* action_Multiply(ActionTAG*atag);
 792 ActionTAG* action_Divide(ActionTAG*atag);
 793 ActionTAG* action_Equals(ActionTAG*atag);
 794 ActionTAG* action_Less(ActionTAG*atag);
 795 ActionTAG* action_And(ActionTAG*atag);
 796 ActionTAG* action_Or(ActionTAG*atag);
 797 ActionTAG* action_Not(ActionTAG*atag);
 798 ActionTAG* action_StringEquals(ActionTAG*atag);
 799 ActionTAG* action_StringLength(ActionTAG*atag);
 800 ActionTAG* action_StringExtract(ActionTAG*atag);
 801 ActionTAG* action_Pop(ActionTAG*atag);
 802 ActionTAG* action_ToInteger(ActionTAG*atag);
 803 ActionTAG* action_GetVariable(ActionTAG*atag);
 804 ActionTAG* action_SetVariable(ActionTAG*atag);
 805 ActionTAG* action_SetTarget2(ActionTAG*atag);
 806 ActionTAG* action_StringAdd(ActionTAG*atag);
 807 ActionTAG* action_GetProperty(ActionTAG*atag);
 808 ActionTAG* action_SetProperty(ActionTAG*atag);
 809 ActionTAG* action_CloneSprite(ActionTAG*atag);
 810 ActionTAG* action_RemoveSprite(ActionTAG*atag);
 811 ActionTAG* action_Trace(ActionTAG*atag);
 812 ActionTAG* action_StartDrag(ActionTAG*atag);
 813 ActionTAG* action_EndDrag(ActionTAG*atag);
 814 ActionTAG* action_StringLess(ActionTAG*atag);
 815 ActionTAG* action_RandomNumber(ActionTAG*atag);
 816 ActionTAG* action_MBStringLength(ActionTAG*atag);
 817 ActionTAG* action_CharToAscii(ActionTAG*atag);
 818 ActionTAG* action_AsciiToChar(ActionTAG*atag);
 819 ActionTAG* action_GetTime(ActionTAG*atag);
 820 ActionTAG* action_MBStringExtract(ActionTAG*atag);
 821 ActionTAG* action_MBCharToAscii(ActionTAG*atag);
 822 ActionTAG* action_MBAsciiToChar(ActionTAG*atag);
 823 ActionTAG* action_Delete(ActionTAG*atag);
 824 ActionTAG* action_Delete2(ActionTAG*atag);
 825 ActionTAG* action_DefineLocal(ActionTAG*atag);
 826 ActionTAG* action_CallFunction(ActionTAG*atag);
 827 ActionTAG* action_Return(ActionTAG*atag);
 828 ActionTAG* action_Modulo(ActionTAG*atag);
 829 ActionTAG* action_NewObject(ActionTAG*atag);
 830 ActionTAG* action_DefineLocal2(ActionTAG*atag);
 831 ActionTAG* action_InitArray(ActionTAG*atag);
 832 ActionTAG* action_Makehash(ActionTAG*atag);
 833 ActionTAG* action_TypeOf(ActionTAG*atag);
 834 ActionTAG* action_TargetPath(ActionTAG*atag);
 835 ActionTAG* action_Enumerate(ActionTAG*atag);
 836 ActionTAG* action_Add2(ActionTAG*atag);
 837 ActionTAG* action_Less2(ActionTAG*atag);
 838 ActionTAG* action_Equals2(ActionTAG*atag);
 839 ActionTAG* action_ToNumber(ActionTAG*atag);
 840 ActionTAG* action_ToString(ActionTAG*atag);
 841 ActionTAG* action_PushDuplicate(ActionTAG*atag);
 842 ActionTAG* action_StackSwap(ActionTAG*atag);
 843 ActionTAG* action_GetMember(ActionTAG*atag);
 844 ActionTAG* action_SetMember(ActionTAG*atag);
 845 ActionTAG* action_Increment(ActionTAG*atag);
 846 ActionTAG* action_Decrement(ActionTAG*atag);
 847 ActionTAG* action_CallMethod(ActionTAG*atag);
 848 ActionTAG* action_NewMethod(ActionTAG*atag);
 849 ActionTAG* action_BitAnd(ActionTAG*atag);
 850 ActionTAG* action_BitOr(ActionTAG*atag);
 851 ActionTAG* action_BitXor(ActionTAG*atag);
 852 ActionTAG* action_BitLShift(ActionTAG*atag);
 853 ActionTAG* action_BitRShift(ActionTAG*atag);
 854 ActionTAG* action_BitURShift(ActionTAG*atag);
 855 ActionTAG* action_GotoFrame(ActionTAG*atag, U16 frame);
 856 ActionTAG* action_GetUrl(ActionTAG*atag, char* url, char* label);
 857 ActionTAG* action_StoreRegister(ActionTAG*atag, U8 reg);
 858 ActionTAG* action_Constantpool(ActionTAG*atag, char* constantpool);
 859 ActionTAG* action_WaitForFrame(ActionTAG*atag, U16 frame, U8 skip);
 860 ActionTAG* action_SetTarget(ActionTAG*atag, char* target);
 861 ActionTAG* action_GotoLabel(ActionTAG*atag, char* label);
 862 ActionTAG* action_WaitForFrame2(ActionTAG*atag, U8 skip);
 863 ActionTAG* action_With(ActionTAG*atag, char*object);
 864 ActionTAG* action_PushString(ActionTAG*atag, char*str);
 865 ActionTAG* action_PushFloat(ActionTAG*atag, float f);
 866 ActionTAG* action_PushNULL(ActionTAG*atag);
 867 ActionTAG* action_PushRegister(ActionTAG*atag, U8 reg);
 868 ActionTAG* action_PushBoolean(ActionTAG*atag, char c);
 869 ActionTAG* action_PushDouble(ActionTAG*atag, double d);
 870 ActionTAG* action_PushInt(ActionTAG*atag, int i);
 871 ActionTAG* action_PushLookup(ActionTAG*atag, U8 index);
 872 ActionTAG* action_Jump(ActionTAG*atag, U16 branch);
 873 ActionTAG* action_GetUrl2(ActionTAG*atag, U8 method);
 874 ActionTAG* action_DefineFunction(ActionTAG*atag, U8*data, int len);
 875 ActionTAG* action_If(ActionTAG*atag, U16 branch);
 876 ActionTAG* action_Call(ActionTAG*atag);
 877 ActionTAG* action_GotoFrame2(ActionTAG*atag, U8 method);
 878 ActionMarker action_setMarker(ActionTAG*atag);
 879 void action_fixjump(ActionMarker m1, ActionMarker m2);
 880
 881 // swfobject.c
 882
 883 // The following 3 routines only use placeobject2:
 884
 885 int swf_ObjectPlace(TAG * t,U16 id,U16 depth,MATRIX * m,CXFORM * cx,U8 * name);
 886 int swf_ObjectPlaceClip(TAG * t,U16 id,U16 depth,MATRIX * m,CXFORM * cx,U8 * name, U16 clipaction);
 887 int swf_ObjectMove(TAG * t,U16 depth,MATRIX * m,CXFORM * cx);
 888
 889 typedef struct _SWFPLACEOBJECT {
 890     U16 depth;
 891     U16 id; // may be 0
 892     char move; //true: move/replace character, false: set character
 893     MATRIX matrix;
 894     CXFORM cxform;
 895     U16 ratio;
 896     U8*name;
 897     U16 clipdepth;
 898     ActionTAG* actions;
 899 } SWFPLACEOBJECT;
 900
 901 void swf_SetPlaceObject(TAG * t,SWFPLACEOBJECT* obj);
 902 void swf_GetPlaceObject(TAG * t,SWFPLACEOBJECT* obj);
 903 void swf_PlaceObjectFree(SWFPLACEOBJECT* obj);
 904
 905 // swfvideo.c
 906
 907 typedef struct _VIDEOSTREAM
 908 {
 909     int width;
 910     int height;
 911     int linex;
 912
 913     int owidth;
 914     int oheight;
 915     int olinex;
 916
 917     int frame;
 918     YUV*oldpic;
 919     YUV*current;
 920     int bbx;
 921     int bby;
 922     int*mvdx;
 923     int*mvdy;
 924     int quant;
 925
 926     /* modifyable: */
 927     int do_motion; //enable motion compensation (slow!)
 928
 929 } VIDEOSTREAM;
 930
 931 void swf_SetVideoStreamDefine(TAG*tag, VIDEOSTREAM*stream, U16 frames, U16 width, U16 height);
 932 void swf_SetVideoStreamIFrame(TAG*tag, VIDEOSTREAM*s, RGBA*pic, int quant/* 1-31, 1=best quality, 31=best compression*/);
 933 void swf_SetVideoStreamPFrame(TAG*tag, VIDEOSTREAM*s, RGBA*pic, int quant/* 1-31, 1=best quality, 31=best compression*/);
 934 void swf_SetVideoStreamMover(TAG*tag, VIDEOSTREAM*s, signed char* movex, signed char* movey, int quant);
 935 void swf_VideoStreamClear(VIDEOSTREAM*stream);
 936
 937 #ifdef __cplusplus
 938 }
 939 #endif
 940
 941 #endif
 942