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 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <math.h>
  30 #include <string.h>
  31 #ifndef WIN32
  32 #include <unistd.h>
  33 #endif
  34 #include <fcntl.h>
  35 #include <ctype.h>
  36 #include "../config.h"
  37 #include "./bitio.h"
  38 #include "./drawer.h"
  39 #include "./mem.h"
  40 #include "./types.h"
  41
  42 #ifdef __cplusplus
  43 extern "C" {
  44 #endif
  45
  46 #define DEBUG_RFXSWF
  47 #ifdef RFXSWF_DISABLESOUND
  48 #define NO_MP3
  49 #endif
  50
  51 typedef signed SFIXED;
  52 typedef signed SCOORD;
  53
  54 #define SCOORD_MAX 0x7fffffffl
  55 #define SCOORD_MIN -0x80000000l
  56
  57 // Basic Structures
  58
  59 typedef struct _SPOINT
  60 { SCOORD        x;
  61   SCOORD        y;
  62 } SPOINT;
  63
  64 typedef struct _RGBA
  65 { U8    a;
  66   U8    r;
  67   U8    g;
  68   U8    b;
  69 } RGBA;
  70
  71 typedef struct _YUV
  72 {
  73   U8    y,u,v;
  74 } YUV;
  75
  76 typedef struct _SRECT
  77 { SCOORD        xmin;
  78   SCOORD        ymin;
  79   SCOORD        xmax;
  80   SCOORD        ymax;
  81 } SRECT;
  82
  83 typedef struct _MATRIX
  84 { SFIXED        sx,r1, tx;
  85   SFIXED        r0,sy, ty;
  86 } MATRIX;
  87
  88 typedef struct _CXFORM
  89 { S16           a0, a1; /* mult, add */
  90   S16           r0, r1;
  91   S16           g0, g1;
  92   S16           b0, b1;
  93 } CXFORM;
  94
  95 #define GRADIENT_LINEAR 0x10
  96 #define GRADIENT_RADIAL 0x12
  97 typedef struct _GRADIENT
  98 {
  99     int num;
 100     U8* ratios;
 101     RGBA* rgba;
 102 } GRADIENT;
 103
 104 typedef struct _FILTER
 105 {
 106     U8 type;
 107 } FILTER;
 108
 109 typedef struct _FILTERLIST
 110 {
 111     int num;
 112     FILTER*filter[8];
 113 } FILTERLIST;
 114
 115 typedef struct _TAG             // NEVER access a Tag-Struct directly !
 116 { U16           id;
 117   U8 *          data;
 118   U32           memsize;        // to minimize realloc() calls
 119
 120   U32         len;            // for Set-Access
 121   U32         pos;            // for Get-Access
 122
 123   struct _TAG * next;
 124   struct _TAG * prev;
 125
 126   U8            readBit;        // for Bit-Manipulating Functions [read]
 127   U8            writeBit;       // [write]
 128
 129 } TAG;
 130
 131 #define swf_ResetReadBits(tag)   if (tag->readBit)  { tag->pos++; tag->readBit = 0; }
 132 #define swf_ResetWriteBits(tag)  if (tag->writeBit) { tag->writeBit = 0; }
 133
 134 typedef struct _SOUNDINFO
 135 {
 136     U8 stop;
 137     U8 nomultiple; //continue playing if already started
 138
 139     U32 inpoint;
 140     U32 outpoint;
 141
 142     U16 loops;
 143     U8 envelopes;
 144
 145     //envelope:
 146     U32* pos;
 147     U32* left;
 148     U32* right;
 149 } SOUNDINFO;
 150
 151 #define FILEATTRIBUTE_USENETWORK 1
 152 #define FILEATTRIBUTE_AS3 8
 153 #define FILEATTRIBUTE_SYMBOLCLASS 16
 154 #define FILEATTRIBUTE_USEACCELERATEDBLIT 32
 155 #define FILEATTRIBUTE_USEHARDWAREGPU 64
 156
 157 typedef struct _SWF
 158 { U8            fileVersion;
 159   U8            compressed;     // SWF or SWC?
 160   U32           fileSize;       // valid after load and save
 161   SRECT         movieSize;
 162   U16           frameRate;
 163   U16           frameCount;     // valid after load and save
 164   TAG *         firstTag;
 165   U32           fileAttributes; // for SWFs >= Flash9
 166 } SWF;
 167
 168 // Basic Functions
 169
 170 SWF* swf_OpenSWF(char*filename);
 171 int  swf_ReadSWF2(reader_t*reader, SWF * swf);   // Reads SWF via callback
 172 int  swf_ReadSWF(int handle,SWF * swf);     // Reads SWF to memory (malloc'ed), returns length or <0 if fails
 173 int  swf_WriteSWF2(writer_t*writer, SWF * swf);     // Writes SWF via callback, returns length or <0 if fails
 174 int  swf_WriteSWF(int handle,SWF * swf);    // Writes SWF to file, returns length or <0 if fails
 175 int  swf_SaveSWF(SWF * swf, char*filename);
 176 int  swf_WriteCGI(SWF * swf);               // Outputs SWF with valid CGI header to stdout
 177 void swf_FreeTags(SWF * swf);               // Frees all malloc'ed memory for swf
 178 SWF* swf_CopySWF(SWF*swf);
 179 void swf_ReadABCfile(char*filename, SWF*swf);
 180
 181 // for streaming:
 182 int  swf_WriteHeader(int handle,SWF * swf);    // Writes Header of swf to file
 183 int  swf_WriteHeader2(writer_t*writer,SWF * swf);    // Writes Header of swf to file
 184 int  swf_WriteTag(int handle,TAG * tag);    // Writes TAG to file
 185 int  swf_WriteTag2(writer_t*writer, TAG * t); //Write TAG via callback
 186
 187 int  swf_ReadHeader(reader_t*reader, SWF * swf);   // Reads SWF Header via callback
 188
 189 // folding/unfolding:
 190
 191 void swf_FoldAll(SWF*swf);
 192 void swf_UnFoldAll(SWF*swf);
 193 void swf_FoldSprite(TAG*tag);
 194 void swf_UnFoldSprite(TAG*tag);
 195 int swf_IsFolded(TAG*tag);
 196
 197 // tag reordering:
 198
 199 void swf_OptimizeTagOrder(SWF*swf);
 200
 201 // basic routines:
 202
 203 TAG * swf_InsertTag(TAG * after,U16 id);    // updates frames, if necessary
 204 TAG * swf_InsertTagBefore(SWF*swf, TAG * before,U16 id);     // like InsertTag, but insert tag before argument
 205 TAG * swf_DeleteTag(SWF*swf, TAG * t);
 206
 207 void  swf_ClearTag(TAG * t);                //frees tag data
 208 void  swf_ResetTag(TAG*tag, U16 id);        //set's tag position and length to 0, without freeing it
 209 TAG*  swf_CopyTag(TAG*tag, TAG*to_copy);     //stores a copy of another tag into this taglist
 210
 211 void  swf_SetTagPos(TAG * t,U32 pos);       // resets Bitcount
 212 U32   swf_GetTagPos(TAG * t);
 213
 214 TAG * swf_NextTag(TAG * t);
 215 TAG * swf_PrevTag(TAG * t);
 216
 217 U16   swf_GetTagID(TAG * t);                // ... TagGetID
 218 U32   swf_GetTagLen(TAG * t);             // ... TagGetTagLen
 219 U8*   swf_GetTagLenPtr(TAG * t);
 220
 221 U32   swf_GetBits(TAG * t,int nbits);
 222 S32   swf_GetSBits(TAG * t,int nbits);
 223 int   swf_SetBits(TAG * t,U32 v,int nbits);
 224 int   swf_CountUBits(U32 v,int nbits);
 225 int   swf_CountBits(U32 v,int nbits);
 226
 227 int   swf_GetBlock(TAG * t,U8 * b,int l);   // resets Bitcount
 228 int   swf_SetBlock(TAG * t,const U8 * b,int l);
 229
 230 U8    swf_GetU8(TAG * t);                   // resets Bitcount
 231 U16   swf_GetU16(TAG * t);
 232 #define swf_GetS16(tag)     ((S16)swf_GetU16(tag))
 233 U32   swf_GetU32(TAG * t);
 234 float swf_GetF16(TAG * t);
 235 void  swf_GetRGB(TAG * t, RGBA * col);
 236 void  swf_GetRGBA(TAG * t, RGBA * col);
 237 void  swf_GetGradient(TAG * t, GRADIENT * gradient, char alpha);
 238 void  swf_SetGradient(TAG * tag, GRADIENT * gradient, char alpha);
 239 void  swf_FreeGradient(GRADIENT* gradient);
 240 char* swf_GetString(TAG*t);
 241 int   swf_SetU8(TAG * t,U8 v);              // resets Bitcount
 242 int   swf_SetU16(TAG * t,U16 v);
 243 void  swf_SetS16(TAG * t,int v);
 244 int   swf_SetU32(TAG * t,U32 v);
 245 void  swf_SetF16(TAG * t,float f);
 246 void  swf_SetString(TAG*t,const char*s);
 247
 248 float floatToF16(float f);
 249 float F16toFloat(U16 x);
 250
 251 /* abc datatypes */
 252 U32 swf_GetU30(TAG*tag);
 253 int swf_SetU30(TAG*tag, U32 u);
 254 void swf_SetABCU32(TAG*tag, U32 u);
 255 U32 swf_GetABCU32(TAG*tag);
 256 void swf_SetABCS32(TAG*tag, S32 v);
 257 S32 swf_GetABCS32(TAG*tag);
 258 int    swf_SetU30String(TAG*tag, const char*str, int len);
 259 double swf_GetD64(TAG*tag);
 260 int    swf_SetD64(TAG*tag, double v);
 261 int    swf_GetU24(TAG*tag);
 262 int    swf_GetS24(TAG*tag);
 263 int    swf_SetU24(TAG*tag, U32 v);
 264 int    swf_SetS24(TAG*tag, U32 v);
 265
 266 //int   swf_GetPoint(TAG * t,SPOINT * p);     // resets Bitcount
 267 int   swf_GetRect(TAG * t,SRECT * r);
 268 int   swf_GetMatrix(TAG * t,MATRIX * m);
 269 int   swf_GetCXForm(TAG * t,CXFORM * cx,U8 alpha);
 270
 271 double swf_GetFixed(TAG * t);
 272 void swf_SetFixed(TAG * t, double f);
 273 float swf_GetFixed8(TAG * t);
 274 void swf_SetFixed8(TAG * t, float f);
 275
 276 //int   swf_SetPoint(TAG * t,SPOINT * p);     // resets Bitcount
 277 int   swf_SetRect(TAG * t,SRECT * r);
 278 int   swf_SetMatrix(TAG * t,MATRIX * m);
 279 int   swf_SetCXForm(TAG * t,CXFORM * cx,U8 alpha);
 280 int   swf_SetRGB(TAG * t,RGBA * col);
 281 int   swf_SetRGBA(TAG * t,RGBA * col);
 282 void  swf_SetPassword(TAG * t, const char * password);
 283
 284 int   swf_VerifyPassword(TAG * t, const char * password);
 285
 286 // helper functions:
 287
 288 SRECT swf_ClipRect(SRECT border, SRECT r);
 289 void swf_ExpandRect(SRECT*src, SPOINT add);
 290 void swf_ExpandRect2(SRECT*src, SRECT*add);
 291 void swf_ExpandRect3(SRECT*src, SPOINT center, int radius);
 292 SPOINT swf_TurnPoint(SPOINT p, MATRIX* m);
 293 SRECT swf_TurnRect(SRECT r, MATRIX* m);
 294
 295 #ifndef FAILED
 296 #define FAILED(b)       ((b)<0)
 297 #endif
 298
 299 // Tag IDs (adopted from J. C. Kessels' Form2Flash)
 300
 301 #define ST_END                  0
 302 #define ST_SHOWFRAME            1
 303 #define ST_DEFINESHAPE          2
 304 #define ST_FREECHARACTER        3
 305 #define ST_PLACEOBJECT          4
 306 #define ST_REMOVEOBJECT         5
 307 #define ST_DEFINEBITS           6
 308 #define ST_DEFINEBITSJPEG       6
 309 #define ST_DEFINEBUTTON         7
 310 #define ST_JPEGTABLES           8
 311 #define ST_SETBACKGROUNDCOLOR   9
 312 #define ST_DEFINEFONT           10
 313 #define ST_DEFINETEXT           11
 314 #define ST_DOACTION             12
 315 #define ST_DEFINEFONTINFO       13
 316 #define ST_DEFINESOUND          14 /* Event sound tags. */
 317 #define ST_STARTSOUND           15
 318 #define ST_DEFINEBUTTONSOUND    17
 319 #define ST_SOUNDSTREAMHEAD      18
 320 #define ST_SOUNDSTREAMBLOCK     19
 321 #define ST_DEFINEBITSLOSSLESS   20 /* A bitmap using lossless zlib compression. */
 322 #define ST_DEFINEBITSJPEG2      21 /* A bitmap using an internal JPEG compression table. */
 323 #define ST_DEFINESHAPE2         22
 324 #define ST_DEFINEBUTTONCXFORM   23
 325 #define ST_PROTECT              24 /* This file should not be importable for editing. */
 326 #define ST_PLACEOBJECT2         26 /* The new style place w/ alpha color transform and name. */
 327 #define ST_REMOVEOBJECT2        28 /* A more compact remove object that omits the character tag (just depth). */
 328 #define ST_FREEALL              31 /* ? */
 329 #define ST_DEFINESHAPE3         32 /* A shape V3 includes alpha values. */
 330 #define ST_DEFINETEXT2          33 /* A text V2 includes alpha values. */
 331 #define ST_DEFINEBUTTON2        34 /* A button V2 includes color transform, alpha and multiple actions */
 332 #define ST_DEFINEBITSJPEG3      35 /* A JPEG bitmap with alpha info. */
 333 #define ST_DEFINEBITSLOSSLESS2  36 /* A lossless bitmap with alpha info. */
 334 #define ST_DEFINEEDITTEXT       37
 335 #define ST_DEFINEMOVIE          38
 336 #define ST_DEFINESPRITE         39 /* Define a sequence of tags that describe the behavior of a sprite. */
 337 #define ST_NAMECHARACTER        40 /* Name a character definition, character id and a string, (used for buttons, bitmaps, sprites and sounds). */
 338 #define ST_SERIALNUMBER         41
 339 #define ST_GENERATORTEXT        42 /* contains an id */
 340 #define ST_FRAMELABEL           43 /* A string label for the current frame. */
 341 #define ST_SOUNDSTREAMHEAD2     45 /* For lossless streaming sound, should not have needed this... */
 342 #define ST_DEFINEMORPHSHAPE     46 /* A morph shape definition */
 343 #define ST_DEFINEFONT2          48
 344 #define ST_TEMPLATECOMMAND      49
 345 #define ST_GENERATOR3           51
 346 #define ST_EXTERNALFONT         52
 347 #define ST_EXPORTASSETS         56
 348 #define ST_IMPORTASSETS         57
 349 #define ST_ENABLEDEBUGGER       58
 350 #define ST_DOINITACTION         59
 351 #define ST_DEFINEVIDEOSTREAM    60
 352 #define ST_VIDEOFRAME           61
 353 #define ST_DEFINEFONTINFO2      62
 354 #define ST_MX4                  63 /*(?) */
 355 #define ST_ENABLEDEBUGGER2      64 /* version 8 */
 356 #define ST_SCRIPTLIMITS         65 /* version 7- u16 maxrecursedepth, u16 scripttimeoutseconds */
 357 #define ST_SETTABINDEX          66 /* version 7- u16 depth(!), u16 tab order value */
 358 #define ST_FILEATTRIBUTES       69 /* version 8 (required)- */
 359 #define ST_PLACEOBJECT3         70 /* version 8 */
 360 #define ST_IMPORTASSETS2        71 /* version 8 */
 361 #define ST_RAWABC               72 /* version 9, used by flex */
 362 #define ST_DEFINEFONTALIGNZONES 73 /* version 8 */
 363 #define ST_CSMTEXTSETTINGS      74 /* version 8 */
 364 #define ST_DEFINEFONT3          75 /* version 8 */
 365 #define ST_SYMBOLCLASS          76 /* version 9 */
 366 #define ST_METADATA             77 /* version 8 */
 367 #define ST_DEFINESCALINGGRID    78 /* version 8 */
 368 #define ST_DOABC                82 /* version 9 */
 369 #define ST_DEFINESHAPE4         83 /* version 8 */
 370 #define ST_DEFINEMORPHSHAPE2    84 /* version 8 */
 371 #define ST_SCENEDESCRIPTION     86 /* version 9 */
 372 #define ST_DEFINEBINARY         87 /* version 9 */
 373 #define ST_DEFINEFONTNAME       88 /* version 9 */
 374
 375 /* custom tags- only valid for swftools */
 376 #define ST_REFLEX              777 /* to identify generator software */
 377 #define ST_GLYPHNAMES          778
 378
 379 // Advanced Funtions
 380
 381 // swfshape.c
 382
 383 typedef struct _LINESTYLE
 384 { U16           width;
 385   RGBA          color;
 386 } LINESTYLE;
 387
 388 #define FILL_SOLID      0x00
 389 #define FILL_LINEAR     0x10  // Gradient
 390 #define FILL_RADIAL     0x12
 391 #define FILL_TILED      0x40  // Bitmap
 392 #define FILL_CLIPPED    0x41
 393
 394 typedef struct _FILLSTYLE
 395 { U8        type;
 396   RGBA      color;
 397   MATRIX    m;
 398   U16       id_bitmap;
 399   GRADIENT  gradient;
 400 } FILLSTYLE;
 401
 402 typedef struct _SHAPE           // NEVER access a Shape-Struct directly !
 403 {
 404   struct
 405   { LINESTYLE * data;
 406     U16         n;
 407   } linestyle;
 408
 409   struct
 410   { FILLSTYLE * data;
 411     U16         n;
 412   } fillstyle;
 413
 414   struct
 415   { U16         fill;
 416     U16         line;
 417   } bits;
 418                                 // used by Get/SetSimpleShape and glyph handling
 419   U8 *          data;
 420   U32           bitlen;         // length of data in bits
 421 } SHAPE;
 422
 423 /* SHAPE can be converted into SHAPE2: */
 424
 425 struct _SHAPELINE;
 426 typedef struct _SHAPE2
 427 {
 428     LINESTYLE * linestyles;
 429     int numlinestyles;
 430     FILLSTYLE* fillstyles;
 431     int numfillstyles;
 432     struct _SHAPELINE * lines;
 433     SRECT* bbox; // may be NULL
 434 } SHAPE2;
 435
 436 enum SHAPELINETYPE {moveTo, lineTo, splineTo};
 437 typedef struct _SHAPELINE
 438 {
 439     enum SHAPELINETYPE type;
 440     SCOORD x,y;
 441     SCOORD sx,sy; //only if type==splineTo
 442     int fillstyle0;
 443     int fillstyle1;
 444     int linestyle;
 445     struct _SHAPELINE * next;
 446 } SHAPELINE;
 447
 448 // Shapes
 449
 450 int   swf_ShapeNew(SHAPE ** s);
 451 void  swf_ShapeFree(SHAPE * s);
 452 char  swf_ShapeIsEmpty(SHAPE*s);
 453
 454 int   swf_GetSimpleShape(TAG * t,SHAPE ** s); // without Linestyle/Fillstyle Record
 455 int   swf_SetSimpleShape(TAG * t,SHAPE * s);   // without Linestyle/Fillstyle Record
 456
 457 int   swf_ShapeAddLineStyle(SHAPE * s,U16 width,RGBA * color);
 458 int   swf_ShapeAddSolidFillStyle(SHAPE * s,RGBA * color);
 459 int   swf_ShapeAddBitmapFillStyle(SHAPE * s,MATRIX * m,U16 id_bitmap,int clip);
 460 int   swf_ShapeAddGradientFillStyle(SHAPE * s,MATRIX * m,GRADIENT* gradient,int radial);
 461 int   swf_ShapeAddFillStyle2(SHAPE * s,FILLSTYLE*fs);
 462
 463 int   swf_SetShapeStyles(TAG * t,SHAPE * s);
 464 int   swf_ShapeCountBits(SHAPE * s,U8 * fbits,U8 * lbits);
 465 int   swf_SetShapeBits(TAG * t,SHAPE * s);
 466 int   swf_SetShapeHeader(TAG * t,SHAPE * s); // one call for upper three functions
 467
 468 int   swf_ShapeSetMove(TAG * t,SHAPE * s,S32 x,S32 y);
 469 int   swf_ShapeSetStyle(TAG * t,SHAPE * s,int line,int fill0,int fill1);
 470 #define UNDEFINED_COORD 0x7fffffff
 471 int   swf_ShapeSetAll(TAG * t,SHAPE * s,S32 x,S32 y,int line,int fill0,int fill1);
 472
 473 int   swf_ShapeSetLine(TAG * t,SHAPE * s,S32 x,S32 y);
 474 int   swf_ShapeSetCurve(TAG * t,SHAPE * s,S32 x,S32 y,S32 ax,S32 ay);
 475 int   swf_ShapeSetCircle(TAG * t,SHAPE * s,S32 x,S32 y,S32 rx,S32 ry);
 476 int   swf_ShapeSetEnd(TAG * t);
 477 int   swf_SetShapeStyleCount(TAG * t,U16 n);
 478 int   swf_SetFillStyle(TAG * t,FILLSTYLE * f);
 479 int   swf_SetLineStyle(TAG * t,LINESTYLE * l);
 480
 481
 482 void swf_ShapeSetRectangle(TAG*tag, U16 shapeid, int width, int height, RGBA*rgba);
 483 void swf_ShapeSetRectangleWithBorder(TAG*tag, U16 shapeid, int width, int height, RGBA*rgba, int linewidth, RGBA*linecolor);
 484 void  swf_ShapeSetBitmapRect(TAG * t, U16 gfxid, int width, int height);
 485
 486 //SHAPELINE* swf_ParseShapeData(U8*data, int bits, int fillbits, int linebits);
 487 SHAPE2*    swf_ShapeToShape2(SHAPE*shape);
 488 void       swf_Shape2ToShape(SHAPE2*shape2, SHAPE*shape);
 489 SRECT      swf_GetShapeBoundingBox(SHAPE2*shape);
 490 void        swf_SetShape2(TAG*tag, SHAPE2*shape);
 491 SHAPE2*    swf_Shape2Clone(SHAPE2 * s);
 492 void       swf_Shape2Free(SHAPE2 * s);
 493 void    swf_DumpShape(SHAPE2*shape2);
 494
 495 void swf_ParseDefineShape(TAG*tag, SHAPE2*shape);
 496 void swf_SetShape2(TAG*tag, SHAPE2*shape2);
 497
 498 void swf_RecodeShapeData(U8*data, int bitlen, int in_bits_fill, int in_bits_line,
 499                          U8**destdata, U32*destbitlen, int out_bits_fill, int out_bits_line);
 500
 501 // swfdraw.c
 502
 503 void swf_Shape10DrawerInit(drawer_t*draw, TAG*tag);
 504 void swf_Shape01DrawerInit(drawer_t*draw, TAG*tag);
 505 void swf_Shape11DrawerInit(drawer_t*draw, TAG*tag);
 506 SHAPE* swf_ShapeDrawerToShape(drawer_t*draw);
 507 SRECT swf_ShapeDrawerGetBBox(drawer_t*draw);
 508
 509 void swf_DrawString(drawer_t*draw, const char*source);
 510
 511 // swftext.c
 512
 513 typedef struct _KERNING
 514 {
 515   U16         char1;
 516   U16         char2;
 517   U16         adjustment;
 518 } SWFKERNING;
 519
 520 typedef struct _SWFLAYOUT
 521 { U16          ascent;
 522   U16          descent;
 523   U16          leading;
 524   SRECT      * bounds;
 525   U16          kerningcount;
 526   SWFKERNING * kerning;
 527 } SWFLAYOUT;
 528
 529 typedef struct
 530 { S16         advance;
 531   SHAPE *     shape;
 532 } SWFGLYPH;
 533
 534 typedef struct _SWFGLYPHPAIR
 535 {
 536     U16 char1;
 537     U16 char2;
 538     int num;
 539 } SWFGLYPHPAIR;
 540
 541 typedef struct _FONTUSAGE
 542 { int* chars;
 543   char is_reduced;
 544   int used_glyphs;
 545   int glyphs_specified;
 546   U16 smallest_size;
 547
 548   SWFGLYPHPAIR* neighbors;
 549   int num_neighbors;
 550   int neighbors_size;
 551   int* neighbors_hash;
 552   int neighbors_hash_size;
 553 } FONTUSAGE;
 554
 555 #define FONT_STYLE_BOLD 1
 556 #define FONT_STYLE_ITALIC 2
 557 #define FONT_ENCODING_UNICODE 1
 558 #define FONT_ENCODING_ANSI 2
 559 #define FONT_ENCODING_SHIFTJIS 4
 560
 561 #define FONTALIGN_THIN 0
 562 #define FONTALIGN_MEDIUM 1
 563 #define FONTALIGN_THICK 2
 564
 565 typedef struct _ALIGNZONE
 566 {
 567     U16 x,y;
 568     U16 dx,dy;
 569 } ALIGNZONE;
 570
 571 typedef struct _SWFFONT
 572 { int           id; // -1 = not set
 573   U8            version; // 0 = not set, 1 = definefont, 2 = definefont2, 3 = definefont3
 574   U8 *          name;
 575   SWFLAYOUT *   layout;
 576   int           numchars;
 577   int           maxascii; // highest mapped ascii/unicode value
 578
 579   U8            style;
 580   U8            encoding;
 581
 582   U16   *       glyph2ascii;
 583   int   *       ascii2glyph;
 584   int   *       glyph2glyph; // only if the font is resorted
 585   SWFGLYPH *    glyph;
 586   ALIGNZONE *   alignzones;
 587   U8            alignzone_flags;
 588   U8            language;
 589   char **       glyphnames;
 590
 591   FONTUSAGE *   use;
 592
 593 } SWFFONT;
 594
 595
 596 #define ET_HASTEXT 32768
 597 #define ET_WORDWRAP 16384
 598 #define ET_MULTILINE 8192
 599 #define ET_PASSWORD 4096
 600 #define ET_READONLY 2048
 601 #define ET_HASTEXTCOLOR 1024
 602 #define ET_HASMAXLENGTH 512
 603 #define ET_HASFONT 256
 604 #define ET_X3 128
 605 #define ET_AUTOSIZE 64 /* MX */
 606 #define ET_HASLAYOUT 32
 607 #define ET_NOSELECT 16
 608 #define ET_BORDER 8
 609 #define ET_X1 4
 610 #define ET_HTML 2 /* MX? */
 611 #define ET_USEOUTLINES 1
 612
 613 #define ET_ALIGN_LEFT 0
 614 #define ET_ALIGN_RIGHT  1
 615 #define ET_ALIGN_CENTER 2
 616 #define ET_ALIGN_JUSTIFY 3
 617
 618 typedef struct _EditTextLayout
 619 {
 620     U8 align; // 0=left, 1=right, 2=center, 3=justify
 621     U16 leftmargin;
 622     U16 rightmargin;
 623     U16 indent;
 624     U16 leading;
 625 } EditTextLayout;
 626
 627 int swf_FontEnumerate(SWF * swf,void (*FontCallback) (void*,U16,U8*), void*self);
 628 // -> void fontcallback(U16 id,U8 * name); returns number of defined fonts
 629
 630 int swf_FontExtract(SWF * swf,int id,SWFFONT ** f);
 631 // Fetches all available information from DefineFont, DefineFontInfo, DefineText, ...
 632 // id = FontID, id=0 -> Extract first Font
 633 int swf_FontExtract_DefineFont2(int id, SWFFONT * font, TAG * tag);
 634 int swf_FontExtract_DefineFontInfo(int id, SWFFONT * f, TAG * t);
 635 int swf_FontExtract_DefineFont(int id, SWFFONT * f, TAG * t);
 636 int swf_FontExtract_GlyphNames(int id, SWFFONT * f, TAG * tag);
 637 int swf_FontExtract_DefineFontAlignZones(int id, SWFFONT * font, TAG * tag);
 638
 639
 640 int swf_FontIsItalic(SWFFONT * f);
 641 int swf_FontIsBold(SWFFONT * f);
 642
 643 int swf_FontSetID(SWFFONT * f,U16 id);
 644 int swf_FontReduce(SWFFONT * f);
 645 int swf_FontReduce_swfc(SWFFONT * f);
 646
 647 int swf_FontInitUsage(SWFFONT * f);
 648 int swf_FontUseGlyph(SWFFONT * f, int glyph, U16 size);
 649 void swf_FontUsePair(SWFFONT * f, int char1, int char2);
 650 int swf_FontUseGetPair(SWFFONT * f, int char1, int char2);
 651 int swf_FontUseAll(SWFFONT* f);
 652 int swf_FontUseUTF8(SWFFONT * f, const U8 * s, U16 size);
 653 int swf_FontUse(SWFFONT* f,U8 * s);
 654 void swf_FontSort(SWFFONT * font);
 655
 656 int swf_FontSetDefine(TAG * t,SWFFONT * f);
 657 int swf_FontSetDefine2(TAG * t,SWFFONT * f);
 658 int swf_FontSetInfo(TAG * t,SWFFONT * f);
 659 void swf_FontSetAlignZones(TAG*t, SWFFONT *f);
 660
 661 void swf_FontCreateLayout(SWFFONT*f);
 662 void swf_FontCreateAlignZones(SWFFONT * f);
 663 void swf_FontAddLayout(SWFFONT * f, int ascent, int descent, int leading);
 664 void swf_FontPostprocess(SWF*swf);
 665
 666 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);
 667
 668 void swf_WriteFont(SWFFONT* font, char* filename);
 669 SWFFONT* swf_ReadFont(const char* filename);
 670
 671 void swf_FontFree(SWFFONT * f);
 672
 673 U32 swf_TextGetWidth(SWFFONT * font,U8 * s,int scale);
 674 int swf_TextCountBits(SWFFONT * font,U8 * s,int scale,U8 * gbits,U8 * abits);
 675
 676 #define SET_TO_ZERO 0x80000000
 677 int swf_TextSetInfoRecord(TAG * t,SWFFONT * font,U16 size,RGBA * color,int dx,int dy);
 678 int swf_TextSetCharRecord(TAG * t,SWFFONT * font,U8 * s,int scale,U8 gbits,U8 abits);
 679
 680 int swf_TextPrintDefineText(TAG * t,SWFFONT * f);
 681 // Prints text defined in tag t with font f to stdout
 682
 683 void swf_FontPrepareForEditText(SWFFONT * f);
 684
 685 /* notice: if you set the fontid, make sure you call swf_FontPrepareForEditText() for the font first */
 686 void swf_SetEditText(TAG*tag, U16 flags, SRECT r, const char*text, RGBA*color,
 687         int maxlength, U16 font, U16 height, EditTextLayout*layout, const char*variable);
 688
 689 SRECT swf_SetDefineText(TAG*tag, SWFFONT*font, RGBA*rgb, const char*text, int scale);
 690
 691 void swf_DrawText(drawer_t*draw, SWFFONT*font, int size, const char*text);
 692
 693 // swffont.c
 694
 695 SWFFONT* swf_LoadTrueTypeFont(const char*filename, char flashtype);
 696 SWFFONT* swf_LoadT1Font(const char*filename);
 697 SWFFONT* swf_LoadFont(const char*filename, char flashtype);
 698
 699 void swf_SetLoadFontParameters(int scale, int skip_unused, int full_unicode);
 700
 701 // swfdump.c
 702
 703 void swf_DumpHeader(FILE * f,SWF * swf);
 704 void swf_DumpMatrix(FILE * f,MATRIX * m);
 705 void swf_DumpTag(FILE * f,TAG * t);
 706 void swf_DumpSWF(FILE * f,SWF*swf);
 707 void swf_DumpGradient(FILE* f, GRADIENT*gradient);
 708 char* swf_TagGetName(TAG*tag);
 709 void swf_DumpFont(SWFFONT * font);
 710
 711 // swfbits.c
 712
 713 int swf_ImageHasAlpha(RGBA*img, int width, int height);
 714 int swf_ImageGetNumberOfPaletteEntries(RGBA*img, int width, int height, RGBA*palette);
 715
 716 typedef int JPEGBITS;
 717 JPEGBITS * swf_SetJPEGBitsStart(TAG * t,int width,int height,int quality); // deprecated
 718 int swf_SetJPEGBitsLines(JPEGBITS * jpegbits,U8 ** data,int n); // deprecated
 719 int swf_SetJPEGBitsLine(JPEGBITS * jpegbits,U8 * data); // deprecated
 720 int swf_SetJPEGBitsFinish(JPEGBITS * jpegbits); // deprecated
 721
 722 void swf_GetJPEGSize(const char * fname, int*width, int*height);
 723
 724 int swf_SetJPEGBits(TAG * t,const char * fname,int quality);
 725 void swf_SetJPEGBits2(TAG * t,U16 width,U16 height,RGBA * bitmap,int quality);
 726 int swf_SetJPEGBits3(TAG * tag,U16 width,U16 height,RGBA* bitmap, int quality);
 727 RGBA* swf_JPEG2TagToImage(TAG*tag, int*width, int*height);
 728 void swf_RemoveJPEGTables(SWF*swf);
 729
 730 void swf_SaveJPEG(char*filename, RGBA*pixels, int width, int height, int quality);
 731
 732 #define BYTES_PER_SCANLINE(width) ((width+3)&0xfffffffc)
 733
 734 #define BMF_8BIT        3               // Bitmap formats
 735 #define BMF_16BIT       4
 736 #define BMF_32BIT       5
 737
 738 int swf_SetLosslessBits(TAG * t,U16 width,U16 height,void * bitmap,U8 bitmap_flags);
 739 int swf_SetLosslessBitsIndexed(TAG * t,U16 width,U16 height,U8 * bitmap,RGBA * palette,U16 ncolors);
 740 int swf_SetLosslessBitsGrayscale(TAG * t,U16 width,U16 height,U8 * bitmap);
 741 void swf_SetLosslessImage(TAG*tag, RGBA*data, int width, int height); //WARNING: will change tag->id
 742
 743 RGBA* swf_DefineLosslessBitsTagToImage(TAG*tag, int*width, int*height);
 744
 745 RGBA* swf_ExtractImage(TAG*tag, int*dwidth, int*dheight);
 746 TAG* swf_AddImage(TAG*tag, int bitid, RGBA*mem, int width, int height, int quality);
 747
 748 // swfsound.c
 749 void swf_SetSoundStreamHead(TAG*tag, int avgnumsamples);
 750 void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int seek, char first); /* expects 2304 samples */
 751 void swf_SetSoundDefine(TAG*tag, S16*samples, int num);
 752 void swf_SetSoundDefineMP3(TAG*tag, U8* data, unsigned length,
 753                            unsigned SampRate,
 754                            unsigned Channels,
 755                            unsigned NumFrames);
 756 void swf_SetSoundInfo(TAG*tag, SOUNDINFO*info);
 757
 758 // swftools.c
 759
 760 void swf_Optimize(SWF*swf);
 761 U8 swf_isDefiningTag(TAG * t);
 762 U8 swf_isPseudoDefiningTag(TAG * t);
 763 U8 swf_isAllowedSpriteTag(TAG * t);
 764 U8 swf_isImageTag(TAG*tag);
 765 U8 swf_isShapeTag(TAG*tag);
 766 U8 swf_isTextTag(TAG*tag);
 767 U8 swf_isFontTag(TAG*tag);
 768 U8 swf_isPlaceTag(TAG*tag);
 769
 770 U16 swf_GetDefineID(TAG * t);
 771 SRECT swf_GetDefineBBox(TAG * t);
 772 void swf_SetDefineBBox(TAG * t, SRECT r);
 773
 774 void swf_SetDefineID(TAG * t, U16 newid);
 775 U16 swf_GetPlaceID(TAG * t); //PLACEOBJECT, PLACEOBJECT2 (sometimes), REMOVEOBJECT
 776 int swf_GetDepth(TAG * t); //PLACEOBJECT,PLACEOBJECT2,REMOVEOBJECT,REMOVEOBJECT2,SETTABINDEX
 777 char* swf_GetName(TAG * t); //PLACEOBJECT2, FRAMELABEL
 778 MATRIX * swf_MatrixJoin(MATRIX * d,MATRIX * s1,MATRIX * s2);
 779 MATRIX * swf_MatrixMapTriangle(MATRIX * m,int dx,int dy,
 780                     int x0,int y0,int x1,int y1,int x2,int y2);
 781 int swf_GetNumUsedIDs(TAG * t);
 782 void swf_GetUsedIDs(TAG * t, int * positions);
 783 char swf_Relocate(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[a]==0 means id a is free
 784 void swf_RelocateDepth(SWF*swf, char*bitmap); // bitmap is 65536 bytes, bitmap[d]==0 means depth d is free
 785
 786 TAG* swf_Concatenate (TAG*list1,TAG*list2); // warning: both list1 and list2 are invalid after this call.
 787
 788 RGBA swf_GetSWFBackgroundColor(SWF*swf);
 789
 790 // swfcgi.c
 791
 792 void swf_uncgi();  // same behaviour as Steven Grimm's uncgi-library
 793
 794 // as3/abc.c
 795 void*swf_ReadABC(TAG*tag);
 796 void*swf_DumpABC(FILE*fo, void*code, char*prefix);
 797 void swf_WriteABC(TAG*tag, void*code);
 798 void swf_FreeABC(void*code);
 799 void swf_AddButtonLinks(SWF*swf, char stop_each_frame, char events);
 800 TAG*swf_AddAS3FontDefine(TAG*tag, U16 id, char*fontname);
 801 #include "as3/compiler.h"
 802 #include "as3/import.h"
 803
 804 // swfaction.c
 805
 806 typedef struct _ActionTAG
 807 { U8            op;
 808   U16           len;
 809   U8 *          data;
 810
 811   struct _ActionTAG * next;
 812   struct _ActionTAG * prev;
 813
 814   struct _ActionTAG * parent;
 815   U8 tmp[8]; // store small operands here.
 816 } ActionTAG;
 817
 818 typedef struct _ActionMarker
 819 {
 820   ActionTAG* atag;
 821 } ActionMarker;
 822
 823 ActionTAG* swf_ActionGet(TAG*tag);
 824 void swf_ActionFree(ActionTAG*tag);
 825 void swf_ActionSet(TAG*tag, ActionTAG*actions);
 826 void swf_DumpActions(ActionTAG*atag, char*prefix);
 827 void swf_ActionEnumerateURLs(ActionTAG*atag, char*(*callback)(char*));
 828 void swf_ActionEnumerateTargets(ActionTAG*atag, char*(*callback)(char*));
 829 void swf_ActionEnumerateStrings(ActionTAG*atag, char*(*callback)(char*));
 830
 831 // using action/actioncompiler.h:
 832 ActionTAG* swf_ActionCompile(const char* source, int version);
 833
 834 #define ACTION__GOTOFRAME      0x81
 835 #define ACTION__GETURL         0x83
 836 ActionTAG* action_End(ActionTAG*atag);
 837 ActionTAG* action_NextFrame(ActionTAG*atag);
 838 ActionTAG* action_PreviousFrame(ActionTAG*atag);
 839 ActionTAG* action_Play(ActionTAG*atag);
 840 ActionTAG* action_Stop(ActionTAG*atag);
 841 ActionTAG* action_ToggleQuality(ActionTAG*atag);
 842 ActionTAG* action_StopSounds(ActionTAG*atag);
 843 ActionTAG* action_Add(ActionTAG*atag);
 844 ActionTAG* action_Subtract(ActionTAG*atag);
 845 ActionTAG* action_Multiply(ActionTAG*atag);
 846 ActionTAG* action_Divide(ActionTAG*atag);
 847 ActionTAG* action_Equals(ActionTAG*atag);
 848 ActionTAG* action_Less(ActionTAG*atag);
 849 ActionTAG* action_And(ActionTAG*atag);
 850 ActionTAG* action_Or(ActionTAG*atag);
 851 ActionTAG* action_Not(ActionTAG*atag);
 852 ActionTAG* action_StringEquals(ActionTAG*atag);
 853 ActionTAG* action_StringLength(ActionTAG*atag);
 854 ActionTAG* action_StringExtract(ActionTAG*atag);
 855 ActionTAG* action_Pop(ActionTAG*atag);
 856 ActionTAG* action_ToInteger(ActionTAG*atag);
 857 ActionTAG* action_GetVariable(ActionTAG*atag);
 858 ActionTAG* action_SetVariable(ActionTAG*atag);
 859 ActionTAG* action_SetTarget2(ActionTAG*atag);
 860 ActionTAG* action_StringAdd(ActionTAG*atag);
 861 ActionTAG* action_GetProperty(ActionTAG*atag);
 862 ActionTAG* action_SetProperty(ActionTAG*atag);
 863 ActionTAG* action_CloneSprite(ActionTAG*atag);
 864 ActionTAG* action_RemoveSprite(ActionTAG*atag);
 865 ActionTAG* action_Trace(ActionTAG*atag);
 866 ActionTAG* action_StartDrag(ActionTAG*atag);
 867 ActionTAG* action_EndDrag(ActionTAG*atag);
 868 ActionTAG* action_StringLess(ActionTAG*atag);
 869 ActionTAG* action_RandomNumber(ActionTAG*atag);
 870 ActionTAG* action_MBStringLength(ActionTAG*atag);
 871 ActionTAG* action_CharToAscii(ActionTAG*atag);
 872 ActionTAG* action_AsciiToChar(ActionTAG*atag);
 873 ActionTAG* action_GetTime(ActionTAG*atag);
 874 ActionTAG* action_MBStringExtract(ActionTAG*atag);
 875 ActionTAG* action_MBCharToAscii(ActionTAG*atag);
 876 ActionTAG* action_MBAsciiToChar(ActionTAG*atag);
 877 ActionTAG* action_Delete(ActionTAG*atag);
 878 ActionTAG* action_Delete2(ActionTAG*atag);
 879 ActionTAG* action_DefineLocal(ActionTAG*atag);
 880 ActionTAG* action_CallFunction(ActionTAG*atag);
 881 ActionTAG* action_Return(ActionTAG*atag);
 882 ActionTAG* action_Modulo(ActionTAG*atag);
 883 ActionTAG* action_NewObject(ActionTAG*atag);
 884 ActionTAG* action_DefineLocal2(ActionTAG*atag);
 885 ActionTAG* action_InitArray(ActionTAG*atag);
 886 ActionTAG* action_Makehash(ActionTAG*atag);
 887 ActionTAG* action_TypeOf(ActionTAG*atag);
 888 ActionTAG* action_TargetPath(ActionTAG*atag);
 889 ActionTAG* action_Enumerate(ActionTAG*atag);
 890 ActionTAG* action_Add2(ActionTAG*atag);
 891 ActionTAG* action_Less2(ActionTAG*atag);
 892 ActionTAG* action_Equals2(ActionTAG*atag);
 893 ActionTAG* action_ToNumber(ActionTAG*atag);
 894 ActionTAG* action_ToString(ActionTAG*atag);
 895 ActionTAG* action_PushDuplicate(ActionTAG*atag);
 896 ActionTAG* action_StackSwap(ActionTAG*atag);
 897 ActionTAG* action_GetMember(ActionTAG*atag);
 898 ActionTAG* action_SetMember(ActionTAG*atag);
 899 ActionTAG* action_Increment(ActionTAG*atag);
 900 ActionTAG* action_Decrement(ActionTAG*atag);
 901 ActionTAG* action_CallMethod(ActionTAG*atag);
 902 ActionTAG* action_NewMethod(ActionTAG*atag);
 903 ActionTAG* action_BitAnd(ActionTAG*atag);
 904 ActionTAG* action_BitOr(ActionTAG*atag);
 905 ActionTAG* action_BitXor(ActionTAG*atag);
 906 ActionTAG* action_BitLShift(ActionTAG*atag);
 907 ActionTAG* action_BitRShift(ActionTAG*atag);
 908 ActionTAG* action_BitURShift(ActionTAG*atag);
 909 ActionTAG* action_GotoFrame(ActionTAG*atag, U16 frame);
 910 ActionTAG* action_GetUrl(ActionTAG*atag, const char* url, char* label);
 911 ActionTAG* action_StoreRegister(ActionTAG*atag, U8 reg);
 912 ActionTAG* action_Constantpool(ActionTAG*atag, char* constantpool);
 913 ActionTAG* action_WaitForFrame(ActionTAG*atag, U16 frame, U8 skip);
 914 ActionTAG* action_SetTarget(ActionTAG*atag, const char* target);
 915 ActionTAG* action_GotoLabel(ActionTAG*atag, char* label);
 916 ActionTAG* action_WaitForFrame2(ActionTAG*atag, U8 skip);
 917 ActionTAG* action_With(ActionTAG*atag, char*object);
 918 ActionTAG* action_PushString(ActionTAG*atag, const char*str);
 919 ActionTAG* action_PushFloat(ActionTAG*atag, float f);
 920 ActionTAG* action_PushNULL(ActionTAG*atag);
 921 ActionTAG* action_PushRegister(ActionTAG*atag, U8 reg);
 922 ActionTAG* action_PushBoolean(ActionTAG*atag, char c);
 923 ActionTAG* action_PushDouble(ActionTAG*atag, double d);
 924 ActionTAG* action_PushInt(ActionTAG*atag, int i);
 925 ActionTAG* action_PushLookup(ActionTAG*atag, U8 index);
 926 ActionTAG* action_Jump(ActionTAG*atag, U16 branch);
 927 ActionTAG* action_GetUrl2(ActionTAG*atag, U8 method);
 928 ActionTAG* action_DefineFunction(ActionTAG*atag, U8*data, int len);
 929 ActionTAG* action_If(ActionTAG*atag, U16 branch);
 930 ActionTAG* action_Call(ActionTAG*atag);
 931 ActionTAG* action_GotoFrame2(ActionTAG*atag, U8 method);
 932 ActionMarker action_setMarker(ActionTAG*atag);
 933 void action_fixjump(ActionMarker m1, ActionMarker m2);
 934
 935 // swfobject.c
 936
 937 // The following 3 routines only use placeobject2:
 938
 939 extern char*blendModeNames[];
 940
 941 int swf_ObjectPlace(TAG * t,U16 id,U16 depth,MATRIX * m,CXFORM * cx,const char* name);
 942 int swf_ObjectPlaceClip(TAG * t,U16 id,U16 depth,MATRIX * m,CXFORM * cx,const char* name, U16 clipaction);
 943 int swf_ObjectPlaceBlend(TAG * t,U16 id,U16 depth,MATRIX * m,CXFORM * cx,const char* name, U8 blendmode);
 944 int swf_ObjectMove(TAG * t,U16 depth,MATRIX * m,CXFORM * cx);
 945
 946 #define PF_MOVE         0x01
 947 #define PF_CHAR         0x02
 948 #define PF_MATRIX       0x04
 949 #define PF_CXFORM       0x08
 950 #define PF_RATIO        0x10
 951 #define PF_NAME         0x20
 952 #define PF_CLIPDEPTH    0x40
 953 #define PF_ACTIONEVENT  0x80
 954
 955 #define PF2_FILTERS      0x01
 956 #define PF2_BLENDMODE    0x02
 957 #define PF2_ASBITMAP     0x04
 958 //...
 959
 960 #define BLENDMODE_NORMAL 0
 961 #define BLENDMODE_NORMAL2 1
 962 #define BLENDMODE_LAYER 2
 963 #define BLENDMODE_MULTIPLY 3
 964 #define BLENDMODE_SCREEN 4
 965 #define BLENDMODE_LIGHTEN 5
 966 #define BLENDMODE_DARKEN 6
 967 #define BLENDMODE_ADD 7
 968 #define BLENDMODE_SUBSTRACT 8
 969 #define BLENDMODE_DIFFERENCE 9
 970 #define BLENDMODE_INVERT 10
 971 #define BLENDMODE_ALPHA 11
 972 #define BLENDMODE_ERASE 12
 973 #define BLENDMODE_OVERLAY 13
 974 #define BLENDMODE_HARDLIGHT 14
 975
 976 typedef struct _SWFPLACEOBJECT {
 977     U8 flags;
 978     U16 depth;
 979     U16 id; // may be 0
 980     char move; //true: move/replace character, false: set character
 981     MATRIX matrix;
 982     CXFORM cxform;
 983     U16 ratio;
 984     char*name;
 985     U16 clipdepth;
 986     ActionTAG* actions;
 987     U8 blendmode;
 988     FILTERLIST*filters;
 989 } SWFPLACEOBJECT;
 990
 991 void swf_SetPlaceObject(TAG * t,SWFPLACEOBJECT* obj);
 992 void swf_GetPlaceObject(TAG * t,SWFPLACEOBJECT* obj);
 993 void swf_PlaceObjectFree(SWFPLACEOBJECT* obj);
 994
 995 // swfvideo.c
 996
 997 typedef struct _VIDEOSTREAM
 998 {
 999     int width;
1000     int height;
1001     int linex;
1002
1003     int owidth;
1004     int oheight;
1005     int olinex;
1006
1007     int frame;
1008     YUV*oldpic;
1009     YUV*current;
1010     int bbx;
1011     int bby;
1012     int*mvdx;
1013     int*mvdy;
1014     int quant;
1015
1016     /* modifyable: */
1017     int do_motion; //enable motion compensation (slow!)
1018
1019 } VIDEOSTREAM;
1020
1021 void swf_SetVideoStreamDefine(TAG*tag, VIDEOSTREAM*stream, U16 frames, U16 width, U16 height);
1022 void swf_SetVideoStreamIFrame(TAG*tag, VIDEOSTREAM*s, RGBA*pic, int quant/* 1-31, 1=best quality, 31=best compression*/);
1023 void swf_SetVideoStreamBlackFrame(TAG*tag, VIDEOSTREAM*s);
1024 void swf_SetVideoStreamPFrame(TAG*tag, VIDEOSTREAM*s, RGBA*pic, int quant/* 1-31, 1=best quality, 31=best compression*/);
1025 void swf_SetVideoStreamMover(TAG*tag, VIDEOSTREAM*s, signed char* movex, signed char* movey, void** image, int quant);
1026 void swf_VideoStreamClear(VIDEOSTREAM*stream);
1027
1028 // swfbutton.c
1029
1030 // Button States
1031
1032 #define BS_HIT          0x08
1033 #define BS_DOWN         0x04
1034 #define BS_OVER         0x02
1035 #define BS_UP           0x01
1036
1037 // Button Conditions
1038
1039 /* missing: IDLE_OUTDOWN
1040             OUTDOWN_OVERUP
1041             OVERUP_OUTDOWN
1042 */
1043 #define BC_OVERDOWN_IDLE        0x0100
1044 #define BC_IDLE_OVERDOWN        0x0080
1045 #define BC_OUTDOWN_IDLE         0x0040
1046 #define BC_OUTDOWN_OVERDOWN     0x0020
1047 #define BC_OVERDOWN_OUTDOWN     0x0010
1048 #define BC_OVERDOWN_OVERUP      0x0008
1049 #define BC_OVERUP_OVERDOWN      0x0004
1050 #define BC_OVERUP_IDLE          0x0002
1051 #define BC_IDLE_OVERUP          0x0001
1052
1053 #define BC_KEY(c) (c<<9)
1054
1055 #define BC_CURSORLEFT           0x0200
1056 #define BC_CURSORRIGHT          0x0400
1057 #define BC_POS1                 0x0600
1058 #define BC_END                  0x0800
1059 #define BC_INSERT               0x0a00
1060 #define BC_DELETE               0x0c00
1061 #define BC_CLEAR                0x0e00
1062 #define BC_BACKSPACE            0x1000
1063 #define BC_ENTER                0x1a00
1064 #define BC_CURSORUP             0x1c00
1065 #define BC_CURSORDOWN           0x1e00
1066 #define BC_PAGEUP               0x2000
1067 #define BC_PAGEDOWN             0x2200
1068 #define BC_TAB                  0x2400
1069 #define BC_ESCAPE               0x3600
1070 #define BC_SPACE                0x4000
1071
1072 /* these are probably only valid with linux:
1073    Ctrl-A        0x0200
1074    Ctrl-X        0x3000
1075    Ctrl-Y        0x3200
1076    Ctrl-Z        0x3400
1077    Escape/Ctrl-[ 0x3600
1078    Ctrl-\        0x3800
1079    Ctrl-]        0x3a00
1080    Ctrl-^        0x3c00
1081    Ctrl-/        0x3e00
1082    */
1083
1084 /* everything above 0x4000 is standard ascii:
1085    0x4000 ' ' 0x4200 '!' 0x4600 '#' 0x4800 '$' 0x4a00 '%' 0x4c00 '&' ...
1086    0x6000 '0' ... 0x7200 '9'
1087    0x8000 '@'
1088    0x8200 'A' ...  0xb400 'Z'
1089    ...
1090    0xfc00 '~'
1091  */
1092
1093 // Button Flag
1094
1095 #define BF_TRACKMENU            0x01
1096
1097 int swf_ButtonSetRecord(TAG * t,U8 state,U16 id,U16 layer,MATRIX * m,CXFORM * cx);
1098 int swf_ButtonSetCondition(TAG * t,U16 condition); // for DefineButton2
1099 int swf_ButtonSetFlags(TAG * t,U8 flags);  // necessary for DefineButton2
1100 int swf_ButtonPostProcess(TAG * t,int anz_action); // Set all offsets in DefineButton2-Tags (how many conditions to process)
1101 ActionTAG* swf_ButtonGetAction(TAG*t);
1102
1103 // swfrender.c
1104
1105 typedef struct RENDERBUF
1106 {
1107     int width;
1108     int height;
1109     int posx,posy;
1110     void*internal;
1111 } RENDERBUF;
1112
1113 void swf_Render_Init(RENDERBUF*buf, int posx, int posy, int width, int height, int antialize, int multiply);
1114 void swf_Render_SetBackground(RENDERBUF*buf, RGBA*img, int width, int height);
1115 void swf_Render_SetBackgroundColor(RENDERBUF*buf, RGBA color);
1116 RGBA* swf_Render(RENDERBUF*dest);
1117 void swf_RenderShape(RENDERBUF*dest, SHAPE2*shape, MATRIX*m, CXFORM*c, U16 depth,U16 clipdepth);
1118 void swf_RenderSWF(RENDERBUF*buf, SWF*swf);
1119 void swf_Render_AddImage(RENDERBUF*buf, U16 id, RGBA*img, int width, int height); /* img is non-premultiplied */
1120 void swf_Render_ClearCanvas(RENDERBUF*dest);
1121 void swf_Render_Delete(RENDERBUF*dest);
1122
1123 // swffilter.c
1124
1125 #define FILTERTYPE_DROPSHADOW 0
1126 #define FILTERTYPE_BLUR 1
1127 #define FILTERTYPE_GLOW 2
1128 #define FILTERTYPE_BEVEL 3
1129 #define FILTERTYPE_GRADIENTGLOW 4
1130 #define FILTERTYPE_CONVOLUTION 5
1131 #define FILTERTYPE_COLORMATRIX 6
1132 #define FILTERTYPE_GRADIENTBEVEL 7
1133
1134 extern char*filtername[];
1135
1136 typedef struct _FILTER_GRADIENTGLOW {
1137     U8 type;
1138     GRADIENT*gradient;
1139     double blurx;
1140     double blury;
1141     double angle;
1142     double distance;
1143     float strength;
1144     char innershadow;
1145     char knockout;
1146     char composite;
1147     char ontop;
1148     int passes;
1149 } FILTER_GRADIENTGLOW;
1150
1151 typedef struct _FILTER_DROPSHADOW {
1152     U8 type;
1153     RGBA color;
1154     double blurx;
1155     double blury;
1156     double angle;
1157     double distance;
1158     float strength;
1159     char innershadow;
1160     char knockout;
1161     char composite;
1162     int passes;
1163 } FILTER_DROPSHADOW;
1164
1165 typedef struct _FILTER_BEVEL {
1166     U8 type;
1167     RGBA shadow;
1168     RGBA highlight;
1169     double blurx;
1170     double blury;
1171     double angle;
1172     double distance;
1173     float strength;
1174     char innershadow;
1175     char knockout;
1176     char composite;
1177     char ontop;
1178     int passes;
1179 } FILTER_BEVEL;
1180
1181 typedef struct _FILTER_BLUR {
1182     U8 type;
1183     double blurx;
1184     double blury;
1185     int passes;
1186 } FILTER_BLUR;
1187
1188 typedef struct _FILTER_GLOW {
1189     U8 type;
1190     RGBA rgba;
1191     double blurx;
1192     double blury;
1193     double strength;
1194     int passes;
1195     char innerglow;
1196     char knockout;
1197     char composite;
1198 } FILTER_GLOW;
1199
1200 void swf_SetFilter(TAG*tag, FILTER*f);
1201 FILTER*swf_GetFilter(TAG*tag);
1202 FILTER*swf_NewFilter(U8 type);
1203 void swf_DeleteFilter(FILTER*f);
1204
1205 #ifdef __cplusplus
1206 }
1207 #endif
1208
1209 #endif