X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fmodules%2Fswftools.c;h=63943c73d0ae1cdbe00b9f9f843ea18f3374f05e;hb=965fb2d8ab551a8544f85bf1ab7441bcd0c7c2c5;hp=c4f6e0581f2ad64991223d7b5e59bdda62336a33;hpb=4acb3c6593a57f4feb0e8b496025ef8497f8e9a2;p=swftools.git diff --git a/lib/modules/swftools.c b/lib/modules/swftools.c index c4f6e05..63943c7 100644 --- a/lib/modules/swftools.c +++ b/lib/modules/swftools.c @@ -25,9 +25,11 @@ #define S64 long long SFIXED RFXSWF_SP(SFIXED a1,SFIXED a2,SFIXED b1,SFIXED b2) -{ S64 a; - a = (S64)a1*(S64)b1+(S64)a2*(S64)b2; - return (SFIXED)(a>>16); +{ S64 a = ((S64)a1*(S64)b1+(S64)a2*(S64)b2)>>16; + SFIXED result = (SFIXED)(a); + if(a!=result) + fprintf(stderr, "Warning: overflow in matrix multiplication"); + return result; } SFIXED RFXSWF_QFIX(int zaehler,int nenner) // bildet Quotient von zwei INTs in SFIXED { S64 z = zaehler<<16; @@ -42,13 +44,14 @@ MATRIX * swf_MatrixJoin(MATRIX * d,MATRIX * s1,MATRIX * s2) if (!s1) return (s2)?(MATRIX *)memcpy(d,s2,sizeof(MATRIX)):NULL; if (!s2) return (MATRIX *)memcpy(d,s1,sizeof(MATRIX)); - d->tx = s1->tx + s2->tx; - d->ty = s1->ty + s2->ty; + d->tx = s1->tx + RFXSWF_SP(s1->sx,s1->r1,s2->tx,s2->ty); + d->ty = s1->ty + RFXSWF_SP(s1->r0,s1->sy,s2->tx,s2->ty); d->sx = RFXSWF_SP(s1->sx,s1->r1,s2->sx,s2->r0); - d->sy = RFXSWF_SP(s1->r0,s1->sy,s2->r1,s2->sy); d->r0 = RFXSWF_SP(s1->r0,s1->sy,s2->sx,s2->r0); + d->r1 = RFXSWF_SP(s1->sx,s1->r1,s2->r1,s2->sy); + d->sy = RFXSWF_SP(s1->r0,s1->sy,s2->r1,s2->sy); //DumpMatrix(NULL,d); @@ -95,6 +98,7 @@ U16 swf_GetDefineID(TAG * t) { case ST_DEFINESHAPE: case ST_DEFINESHAPE2: case ST_DEFINESHAPE3: + case ST_DEFINESHAPE4: case ST_DEFINEMORPHSHAPE: case ST_DEFINEEDITTEXT: case ST_DEFINEBITS: @@ -102,14 +106,18 @@ U16 swf_GetDefineID(TAG * t) case ST_DEFINEBITSJPEG3: case ST_DEFINEBITSLOSSLESS: case ST_DEFINEBITSLOSSLESS2: + case ST_DEFINESCALINGGRID: //pseudodefine case ST_DEFINEBUTTON: case ST_DEFINEBUTTON2: case ST_DEFINEBUTTONCXFORM: //pseudodefine case ST_DEFINEBUTTONSOUND: //pseudodefine + case ST_CSMTEXTSETTINGS: //pseudodefine case ST_DEFINEFONT: case ST_DEFINEFONT2: + case ST_DEFINEFONT3: case ST_DEFINEFONTINFO: //pseudodefine case ST_DEFINEFONTINFO2: //pseudodefine + case ST_DEFINEFONTALIGNZONES: //pseudodefine case ST_DEFINETEXT: case ST_DEFINETEXT2: case ST_DEFINESOUND: @@ -207,9 +215,11 @@ static int swf_definingtagids[] = {ST_DEFINESHAPE, ST_DEFINESHAPE2, ST_DEFINESHAPE3, + ST_DEFINESHAPE4, ST_DEFINEMORPHSHAPE, ST_DEFINEFONT, ST_DEFINEFONT2, + ST_DEFINEFONT3, ST_DEFINETEXT, ST_DEFINETEXT2, ST_DEFINEEDITTEXT, @@ -244,12 +254,16 @@ static int swf_spritetagids[] = -1 }; +/* tags which add content or information to a character with a given ID */ static int swf_pseudodefiningtagids[] = { ST_DEFINEFONTINFO, ST_DEFINEFONTINFO2, + ST_DEFINEFONTALIGNZONES, ST_DEFINEBUTTONCXFORM, ST_DEFINEBUTTONSOUND, + ST_DEFINESCALINGGRID, + ST_CSMTEXTSETTINGS, ST_NAMECHARACTER, ST_DOINITACTION, ST_VIDEOFRAME, @@ -359,8 +373,11 @@ char* swf_GetName(TAG * t) case ST_FRAMELABEL: name = &t->data[swf_GetTagPos(t)]; break; + case ST_PLACEOBJECT3: case ST_PLACEOBJECT2: { U8 flags = swf_GetU8(t); + if(t->id == ST_PLACEOBJECT3) + swf_GetU8(t); swf_GetU16(t); //depth; if(flags&PF_CHAR) swf_GetU16(t); //id @@ -409,7 +426,7 @@ void swf_GetMorphGradient(TAG * tag, GRADIENT * gradient1, GRADIENT * gradient2) #define DEBUG_ENUMERATE if(0) -static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*), void*callback_data, int num, int morph) +void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*), void*callback_data, int num, int morph) { U16 count; int t; @@ -429,7 +446,7 @@ static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void* else {swf_GetRGB(tag, NULL);if(morph) swf_GetRGB(tag, NULL);} } - else if(type == 0x10 || type == 0x12) + else if(type == 0x10 || type == 0x12 || type == 0x13) { swf_ResetReadBits(tag); swf_GetMatrix(tag, NULL); @@ -441,7 +458,7 @@ static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void* else swf_GetGradient(tag, NULL, /*alpha*/ num>=3?1:0); } - else if(type == 0x40 || type == 0x41) + else if(type == 0x40 || type == 0x41 || type == 0x42 || type == 0x43) { swf_ResetReadBits(tag); // we made it. @@ -482,7 +499,7 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v tag->pos = 0; switch(tag->id) { - case ST_DEFINEBUTTONCXFORM: { + case ST_DEFINEBUTTONSOUND: { int t; callback(tag, tag->pos + base, callback_data); for(t=0;t<4;t++) { @@ -509,7 +526,7 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v } } } break; - case ST_DEFINEBUTTONSOUND: + case ST_DEFINEBUTTONCXFORM: callback(tag, tag->pos + base, callback_data); //button id break; @@ -523,6 +540,20 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v } } break; + case ST_IMPORTASSETS: + case ST_IMPORTASSETS2: { + swf_GetString(tag); //count + swf_GetU8(tag); //reserved + swf_GetU8(tag); //reserved + int num = swf_GetU16(tag); //url + int t; + for(t=0;tpos + base, callback_data); //button id + swf_GetU16(tag); //id + while(swf_GetU8(tag)); //name + } + } break; + case ST_FREECHARACTER: /* unusual tags, which all start with an ID */ case ST_NAMECHARACTER: case ST_GENERATORTEXT: @@ -537,6 +568,12 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v break; callback(tag, 3 + base, callback_data); break; + case ST_PLACEOBJECT3: + // only if placeflaghascharacter + if(!(tag->data[0]&2)) + break; + callback(tag, 4 + base, callback_data); + break; case ST_REMOVEOBJECT: callback(tag, tag->pos + base, callback_data); break; @@ -625,44 +662,47 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v advancebits = swf_GetU8(tag); //advancebits while(1) { U16 flags; + int t; swf_ResetReadBits(tag); flags = swf_GetBits(tag, 8); if(!flags) break; - if(flags & 128) // text style record - { + + swf_ResetReadBits(tag); + if(flags & 8) { // hasfont + callback(tag, tag->pos + base, callback_data); + id = swf_GetU16(tag); + } + if(flags & 4) { // hascolor + if(num==1) swf_GetRGB(tag, NULL); + else swf_GetRGBA(tag, NULL); + } + if(flags & 2) { //has x offset swf_ResetReadBits(tag); - if(flags & 8) { // hasfont - callback(tag, tag->pos + base, callback_data); - id = swf_GetU16(tag); - } - if(flags & 4) { // hascolor - if(num==1) swf_GetRGB(tag, NULL); - else swf_GetRGBA(tag, NULL); - } - if(flags & 2) { //has x offset - swf_ResetReadBits(tag); - swf_GetU16(tag); - } - if(flags & 1) { //has y offset - swf_ResetReadBits(tag); - swf_GetU16(tag); - } - if(flags & 8) { //has height - swf_ResetReadBits(tag); - swf_GetU16(tag); - } - } else { // glyph record - int t; + swf_GetU16(tag); + } + if(flags & 1) { //has y offset swf_ResetReadBits(tag); - for(t=0;t=4) { + swf_GetRect(tag, NULL); // edge bounds + swf_GetU8(tag); // flags, &1: contains scaling stroke, &2: contains non-scaling stroke + } + if(morph) { swf_GetU32(tag); //offset to endedges } @@ -852,7 +902,8 @@ void swf_Relocate (SWF*swf, char*bitmap) for(t=0;tdata[ptr[t]]); if(slaveids[id]<0) { - fprintf(stderr, "swf_Relocate: Mapping id never encountered before: %d\n", id); + fprintf(stderr, "swf_Relocate: Mapping id (%d) never encountered before in %s\n", id, + swf_TagGetName(tag)); return ; } id = slaveids[id]; @@ -863,6 +914,36 @@ void swf_Relocate (SWF*swf, char*bitmap) } } +/* untested */ +void swf_Relocate2(SWF*swf, int*id2id) +{ + TAG*tag; + tag = swf->firstTag; + while(tag) { + if(swf_isDefiningTag(tag)) { + int id = swf_GetDefineID(tag); + id = id2id[id]; + if(id>=0) { + swf_SetDefineID(tag, id); + } + } + int num = swf_GetNumUsedIDs(tag); + if(num) { + int *ptr; + int t; + ptr = rfx_alloc(sizeof(int)*num); + swf_GetUsedIDs(tag, ptr); + for(t=0;tdata[ptr[t]]); + id = id2id[id]; + if(id>=0) { + PUT16(&tag->data[ptr[t]], id); + } + } + } + } +} + void swf_RelocateDepth(SWF*swf, char*bitmap) { TAG*tag; @@ -878,10 +959,27 @@ void swf_RelocateDepth(SWF*swf, char*bitmap) while(tag) { + int depth; /* TODO * clip depths * sprites */ - int depth = swf_GetDepth(tag); + if(tag->id == ST_PLACEOBJECT2) { + SWFPLACEOBJECT obj; + swf_GetPlaceObject(tag, &obj); + if(obj.clipdepth) { + int newdepth = obj.clipdepth+nr; + if(newdepth>65535) { + fprintf(stderr, "Couldn't relocate depths: too large values\n"); + newdepth = 65535; + } + obj.clipdepth = newdepth; + swf_ResetTag(tag, ST_PLACEOBJECT2); + swf_SetPlaceObject(tag, &obj); + } + swf_PlaceObjectFree(&obj); + } + + depth = swf_GetDepth(tag); if(depth>=0) { int newdepth = depth+nr; if(newdepth>65535) { @@ -898,7 +996,33 @@ U8 swf_isShapeTag(TAG*tag) { if(tag->id == ST_DEFINESHAPE || tag->id == ST_DEFINESHAPE2 || - tag->id == ST_DEFINESHAPE3) + tag->id == ST_DEFINESHAPE3 || + tag->id == ST_DEFINESHAPE4) + return 1; + return 0; +} + +U8 swf_isPlaceTag(TAG*tag) +{ + if(tag->id == ST_PLACEOBJECT || + tag->id == ST_PLACEOBJECT2 || + tag->id == ST_PLACEOBJECT3) + return 1; + return 0; +} +U8 swf_isTextTag(TAG*tag) +{ + if(tag->id == ST_DEFINETEXT || + tag->id == ST_DEFINETEXT2) + return 1; + return 0; +} + +U8 swf_isFontTag(TAG*tag) +{ + if(tag->id == ST_DEFINEFONT || + tag->id == ST_DEFINEFONT2 || + tag->id == ST_DEFINEFONTINFO) return 1; return 0; } @@ -1000,8 +1124,6 @@ void swf_Optimize(SWF*swf) } tag = swf->firstTag; while(tag) { - int doremap=1; - TAG*next = tag->next; /* remap the tag */ @@ -1015,7 +1137,6 @@ void swf_Optimize(SWF*swf) PUT16(&tag->data[positions[t]], id); } rfx_free(positions); - tag = tag->next; /* now look for previous tags with the same content */ @@ -1026,22 +1147,11 @@ void swf_Optimize(SWF*swf) int match=0; if(!dontremap[id]) while((tag2 = hashmap[hash%hash_size])) { - if(tag2 != (TAG*)(-1) && tag->len == tag2->len) { - int t; - /* start at pos 2, as 0 and 1 are the id */ - for(t=2;tlen;t++) { - if(tag->data[t] != tag2->data[t]) - break; - } - if(t == tag->len) { - match=1; - } - } - if(match) { - /* we found two identical tags- remap one - of them */ - remap[id] = swf_GetDefineID(tag2); - break; + if(tag2 != (TAG*)0 && tag->len == tag2->len) { + if(memcmp(&tag->data[2],&tag2->data[2],tag->len-2) == 0) { + match = 1; + break; + } } hash++; } @@ -1049,10 +1159,12 @@ void swf_Optimize(SWF*swf) while(hashmap[hash%hash_size]) hash++; hashmap[hash%hash_size] = tag; } else { + /* we found two identical tags- remap one + of them */ + remap[id] = swf_GetDefineID(tag2); swf_DeleteTag(tag); if(tag == swf->firstTag) swf->firstTag = next; - doremap = 0; } } else if(swf_isPseudoDefiningTag(tag)) { int id = swf_GetDefineID(tag); @@ -1063,12 +1175,12 @@ void swf_Optimize(SWF*swf) swf_DeleteTag(tag); if(tag == swf->firstTag) swf->firstTag = next; - doremap = 0; } } tag = next; } + rfx_free(dontremap); rfx_free(remap); rfx_free(id2tag); @@ -1112,3 +1224,22 @@ void swf_SetDefineBBox(TAG * tag, SRECT newbbox) } } +RGBA swf_GetSWFBackgroundColor(SWF*swf) +{ + TAG*t=swf->firstTag; + RGBA color; + color.r = color.b = color.g = 0; + color.a = 255; + while(t) { + if(t->id == ST_SETBACKGROUNDCOLOR) { + swf_SetTagPos(t, 0); + color.r = swf_GetU8(t); + color.g = swf_GetU8(t); + color.b = swf_GetU8(t); + break; + } + t=t->next; + } + return color; +} +