X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fmodules%2Fswftools.c;h=d6e93def09b03659369bbb66216deec6779f965f;hb=1b92dcdf739c6b827ac037ce74a9d9df0fc857a8;hp=b94bc4acd7fc7577e5c8e0bc432d01df0ca6001f;hpb=7564cb2f1c728e1e41425ca4b801e2262ef89bfe;p=swftools.git

diff --git a/lib/modules/swftools.c b/lib/modules/swftools.c
index b94bc4a..d6e93de 100644
--- a/lib/modules/swftools.c
+++ b/lib/modules/swftools.c
@@ -7,9 +7,19 @@
 
    Copyright (c) 2000, 2001 Rainer Böhme <rfxswf@reflex-studio.de>
  
-   This file is distributed under the GPL, see file COPYING for details 
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
 
-*/
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 
 // Matrix & Math tools for SWF files
 
@@ -99,10 +109,14 @@ U16 swf_GetDefineID(TAG * t)
     case ST_DEFINEFONT:
     case ST_DEFINEFONT2:
     case ST_DEFINEFONTINFO: //pseudodefine
+    case ST_DEFINEFONTINFO2: //pseudodefine
     case ST_DEFINETEXT:
     case ST_DEFINETEXT2:
     case ST_DEFINESOUND:
     case ST_DEFINESPRITE:
+    case ST_DEFINEMOVIE:
+    case ST_DEFINEVIDEOSTREAM:
+    case ST_VIDEOFRAME: //pseudodefine
     case ST_NAMECHARACTER: //pseudodefine
       id = swf_GetU16(t);
       break;
@@ -113,6 +127,50 @@ U16 swf_GetDefineID(TAG * t)
   return id;
 }
 
+SRECT swf_GetDefineBBox(TAG * t)
+{
+  U32 oldTagPos;
+  U16 id = 0;
+  SRECT b1,b2;
+
+  oldTagPos = swf_GetTagPos(t);
+  swf_SetTagPos(t,0);
+
+  swf_GetRect(0, &b1);
+
+  switch (swf_GetTagID(t))
+  { case ST_DEFINESHAPE:
+    case ST_DEFINESHAPE2:
+    case ST_DEFINESHAPE3:
+    case ST_DEFINEEDITTEXT:
+    case ST_DEFINEBUTTON:
+    case ST_DEFINEBUTTON2:
+    case ST_DEFINETEXT:
+    case ST_DEFINETEXT2:
+    case ST_DEFINEVIDEOSTREAM:
+      id = swf_GetU16(t);
+      swf_GetRect(t, &b1);
+      break;
+    case ST_DEFINEMORPHSHAPE:
+      id = swf_GetU16(t);
+      swf_GetRect(t, &b1);
+      swf_GetRect(t, &b2);
+      swf_ExpandRect2(&b1, &b2);
+      break;
+    case ST_DEFINEBITSLOSSLESS:
+    case ST_DEFINEBITSLOSSLESS2:
+    case ST_DEFINEBITS:
+    case ST_DEFINEBITSJPEG2:
+    case ST_DEFINEBITSJPEG3:
+      // FIXME
+      break;
+  }
+
+  swf_SetTagPos(t,oldTagPos);
+
+  return b1;
+}
+
 U16 swf_GetPlaceID(TAG * t)
 // up to SWF 4.0
 { U32 oldTagPos;
@@ -162,6 +220,7 @@ static int swf_definingtagids[] =
  ST_DEFINEBUTTON,
  ST_DEFINEBUTTON2,
  ST_DEFINESOUND,
+ ST_DEFINEVIDEOSTREAM,
  -1
 };
 
@@ -185,9 +244,12 @@ static int swf_spritetagids[] =
 static int swf_pseudodefiningtagids[] = 
 {
  ST_DEFINEFONTINFO,
+ ST_DEFINEFONTINFO2,
  ST_DEFINEBUTTONCXFORM,
  ST_DEFINEBUTTONSOUND,
  ST_NAMECHARACTER,
+ ST_DOINITACTION,
+ ST_VIDEOFRAME,
  -1
 };
 
@@ -230,10 +292,9 @@ U8 swf_isPseudoDefiningTag(TAG * tag)
     return 0; 
 }
 
-U16 swf_GetDepth(TAG * t)
-// up to SWF 4.0
+int swf_GetDepth(TAG * t)
 { 
-  U16 depth = 0;
+  int depth = -1;
   U32 oldTagPos;
   oldTagPos = swf_GetTagPos(t);
   swf_SetTagPos(t,0);
@@ -251,11 +312,36 @@ U16 swf_GetDepth(TAG * t)
     { U8 flags = swf_GetU8(t);
       depth = swf_GetU16(t);
     } break;
+    case ST_SETTABINDEX:
+    {
+      depth = swf_GetU16(t);
+    }
   }
   swf_SetTagPos(t,oldTagPos);
   return depth;
 }
 
+void swf_SetDepth(TAG * t, U16 depth)
+{ 
+  switch (swf_GetTagID(t))
+  { case ST_PLACEOBJECT:
+    case ST_REMOVEOBJECT:
+      PUT16(t->data, depth);
+      break;
+    case ST_REMOVEOBJECT2:
+      PUT16(t->data, depth);
+      break;
+    case ST_PLACEOBJECT2:
+      PUT16(&t->data[1], depth);
+      break;
+    case ST_SETTABINDEX:
+      PUT16(t->data, depth);
+      break;
+    default:
+      fprintf(stderr, "rfxswf: Error: tag %d has no depth\n", t->id);
+  }
+}
+
 char* swf_GetName(TAG * t)
 {
     char* name = 0;
@@ -280,6 +366,8 @@ char* swf_GetName(TAG * t)
               swf_GetCXForm(t, &c, 1);
             if(flags&PF_RATIO)
               swf_GetU16(t);
+            if(flags&PF_CLIPACTION)
+              swf_GetU16(t);
             if(flags&PF_NAME) {
               swf_ResetReadBits(t);
               name = &t->data[swf_GetTagPos(t)];
@@ -291,9 +379,33 @@ char* swf_GetName(TAG * t)
     return name;
 }
 
+/* used in enumerateUsedIDs */
+void swf_GetMorphGradient(TAG * tag, GRADIENT * gradient1, GRADIENT * gradient2)
+{
+    GRADIENT dummy1;
+    GRADIENT dummy2;
+    int t;
+    if(!gradient1)
+	gradient1 = &dummy1;
+    if(!gradient2)
+	gradient2 = &dummy2;
+    gradient1->num = 
+    gradient2->num = swf_GetU8(tag);
+    for(t=0;t<gradient1->num;t++)
+    {
+	int s=t;
+	if(s>=8) //FIXME
+	    s=7;
+	gradient1->ratios[t] = swf_GetU8(tag);
+	swf_GetRGBA(tag, &gradient1->rgba[t]);
+	gradient2->ratios[t] = swf_GetU8(tag);
+	swf_GetRGBA(tag, &gradient2->rgba[t]);
+    }
+}
+
 #define DEBUG_ENUMERATE if(0)
 
-static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*), void*callback_data, int num)
+static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*), void*callback_data, int num, int morph)
 {
     U16 count;
     int t;
@@ -309,16 +421,21 @@ static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*
 	type = swf_GetU8(tag); //type
 	if(type == 0) {
 	    if(num == 3)
-		swf_GetRGBA(tag, NULL);
+		{swf_GetRGBA(tag, NULL);if(morph) swf_GetRGBA(tag, NULL);}
 	    else 
-		swf_GetRGB(tag, NULL);
+		{swf_GetRGB(tag, NULL);if(morph) swf_GetRGB(tag, NULL);}
 	}
 	else if(type == 0x10 || type == 0x12)
 	{
 	    swf_ResetReadBits(tag);
 	    swf_GetMatrix(tag, NULL);
+	    if(morph)
+		swf_GetMatrix(tag, NULL);
 	    swf_ResetReadBits(tag);
-	    swf_GetGradient(tag, NULL, /*alpha*/ num>=3?1:0);
+	    if(morph)
+		swf_GetMorphGradient(tag, NULL, NULL);
+	    else
+		swf_GetGradient(tag, NULL, /*alpha*/ num>=3?1:0);
 	}
 	else if(type == 0x40 || type == 0x41)
 	{
@@ -331,6 +448,8 @@ static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*
 	    swf_GetU16(tag);
 	    swf_ResetReadBits(tag);
 	    swf_GetMatrix(tag, NULL);
+	    if(morph)
+		swf_GetMatrix(tag, NULL);
 	}
 	else {
 	    fprintf(stderr, "rfxswf:swftools.c Unknown fillstyle:0x%02x\n",type);
@@ -343,10 +462,12 @@ static void enumerateUsedIDs_styles(TAG * tag, void (*callback)(TAG*, int, void*
     for(t=0;t<count;t++) 
     {
 	swf_GetU16(tag);
+	if(morph)
+	    swf_GetU16(tag);
 	if(num == 3)
-	    swf_GetRGBA(tag, NULL);
+	    {swf_GetRGBA(tag, NULL);if(morph) swf_GetRGBA(tag, NULL);}
 	else
-	    swf_GetRGB(tag, NULL);
+	    {swf_GetRGB(tag, NULL);if(morph) swf_GetRGB(tag, NULL);}
     }
 }
 
@@ -387,6 +508,22 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v
 	case ST_DEFINEBUTTONSOUND:
 	    callback(tag, tag->pos + base, callback_data); //button id
 	break;
+
+	case ST_EXPORTASSETS: {
+	    int num =  swf_GetU16(tag);
+	    int t;
+	    for(t=0;t<num;t++) {
+		callback(tag, tag->pos + 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:
+	    callback(tag, tag->pos + base, callback_data);
+        break;
 	case ST_PLACEOBJECT:
 	    callback(tag, tag->pos + base, callback_data);
         break;
@@ -522,10 +659,19 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v
 	    break;
 	}
 	case ST_DEFINEFONTINFO:
+	case ST_DEFINEFONTINFO2:
+	case ST_VIDEOFRAME:
 	    callback(tag, tag->pos + base, callback_data);
 	break;
+	case ST_DEFINEVIDEOSTREAM:
+	break;
 
-	case ST_DEFINESHAPE3: // these thingies might have bitmap ids in their fillstyles
+	case ST_DOINITACTION:
+	    callback(tag, tag->pos + base, callback_data);
+	break;
+
+	case ST_DEFINEMORPHSHAPE:
+	case ST_DEFINESHAPE3:
 	num++; //fallthrough
 	case ST_DEFINESHAPE2:
 	num++; //fallthrough
@@ -533,75 +679,91 @@ void enumerateUsedIDs(TAG * tag, int base, void (*callback)(TAG*, int, void*), v
 	    int fillbits;
 	    int linebits;
 	    int id; 
+	    int numshapes = 1;
+	    int morph = 0;
+	    if(tag->id == ST_DEFINEMORPHSHAPE) {
+		numshapes = 2;
+		morph = 1;
+	    }
+
 	    id = swf_GetU16(tag); // id;
 	    swf_GetRect(tag, NULL); // bounds
-    
+	    if(morph) {
+		swf_ResetReadBits(tag);
+		swf_GetRect(tag, NULL); // bounds2
+		swf_GetU32(tag); //offset to endedges
+	    }
+   
 	    DEBUG_ENUMERATE printf("Tag:%d Name:%s ID:%d\n", tag->id, swf_TagGetName(tag), id);
 
-	    enumerateUsedIDs_styles(tag, callback, callback_data, num);
+	    enumerateUsedIDs_styles(tag, callback, callback_data, num, morph);
 	    DEBUG_ENUMERATE printf("-------\n");
-	    fillbits = swf_GetBits(tag, 4);
-	    linebits = swf_GetBits(tag, 4);
-	    DEBUG_ENUMERATE printf("%d %d\n", fillbits, linebits);
-	    swf_ResetReadBits(tag);
-	    while(1) {
-		int flags;
-		flags = swf_GetBits(tag, 1);
-		if(!flags) { //style change
-		    flags = swf_GetBits(tag, 5);
-		    if(!flags)
-			break;
-		    if(flags&1) { //move
-			int n = swf_GetBits(tag, 5); 
-			int x,y;
-			x = swf_GetBits(tag, n); //x
-			y = swf_GetBits(tag, n); //y
-			DEBUG_ENUMERATE printf("move %f %f\n",x/20.0,y/20.0);
-		    }
-		    if(flags&2) { //fill0
-			int fill0;
-			fill0 = swf_GetBits(tag, fillbits); 
-			DEBUG_ENUMERATE printf("fill0 %d\n", fill0);
-		    }
-		    if(flags&4) { //fill1
-			int fill1;
-			fill1 = swf_GetBits(tag, fillbits); 
-			DEBUG_ENUMERATE printf("fill1 %d\n", fill1);
-		    }
-		    if(flags&8) { //linestyle
-			int line;
-			line = swf_GetBits(tag, linebits); 
-			DEBUG_ENUMERATE printf("linestyle %d\n",line);
-		    }
-		    if(flags&16) {
-			DEBUG_ENUMERATE printf("more fillstyles\n");
-			enumerateUsedIDs_styles(tag, callback, callback_data, num);
-			fillbits = swf_GetBits(tag, 4);
-			linebits = swf_GetBits(tag, 4);
-		    }
-		} else {
+	    while(--numshapes>=0) /* morph shapes define two shapes */
+	    {
+		DEBUG_ENUMERATE printf("shape:%d\n", numshapes);
+		fillbits = swf_GetBits(tag, 4);
+		linebits = swf_GetBits(tag, 4);
+		DEBUG_ENUMERATE printf("%d %d\n", fillbits, linebits);
+		swf_ResetReadBits(tag);
+		while(1) {
+		    int flags;
 		    flags = swf_GetBits(tag, 1);
-		    if(flags) { //straight edge
-			int n = swf_GetBits(tag, 4) + 2;
-			if(swf_GetBits(tag, 1)) { //line flag
+		    if(!flags) { //style change
+			flags = swf_GetBits(tag, 5);
+			if(!flags)
+			    break;
+			if(flags&1) { //move
+			    int n = swf_GetBits(tag, 5); 
 			    int x,y;
-			    x = swf_GetSBits(tag, n); //delta x
-			    y = swf_GetSBits(tag, n); //delta y
-			    DEBUG_ENUMERATE printf("line %f %f\n",x/20.0,y/20.0);
-			} else {
-			    int v=swf_GetBits(tag, 1);
-			    int d;
-			    d = swf_GetSBits(tag, n); //vert/horz
-			    DEBUG_ENUMERATE printf("%s %f\n",v?"vertical":"horizontal", d/20.0);
+			    x = swf_GetBits(tag, n); //x
+			    y = swf_GetBits(tag, n); //y
+			    DEBUG_ENUMERATE printf("move %f %f\n",x/20.0,y/20.0);
+			}
+			if(flags&2) { //fill0
+			    int fill0;
+			    fill0 = swf_GetBits(tag, fillbits); 
+			    DEBUG_ENUMERATE printf("fill0 %d\n", fill0);
+			}
+			if(flags&4) { //fill1
+			    int fill1;
+			    fill1 = swf_GetBits(tag, fillbits); 
+			    DEBUG_ENUMERATE printf("fill1 %d\n", fill1);
+			}
+			if(flags&8) { //linestyle
+			    int line;
+			    line = swf_GetBits(tag, linebits); 
+			    DEBUG_ENUMERATE printf("linestyle %d\n",line);
+			}
+			if(flags&16) {
+			    DEBUG_ENUMERATE printf("more fillstyles\n");
+			    enumerateUsedIDs_styles(tag, callback, callback_data, num, 0);
+			    fillbits = swf_GetBits(tag, 4);
+			    linebits = swf_GetBits(tag, 4);
+			}
+		    } else {
+			flags = swf_GetBits(tag, 1);
+			if(flags) { //straight edge
+			    int n = swf_GetBits(tag, 4) + 2;
+			    if(swf_GetBits(tag, 1)) { //line flag
+				int x,y;
+				x = swf_GetSBits(tag, n); //delta x
+				y = swf_GetSBits(tag, n); //delta y
+				DEBUG_ENUMERATE printf("line %f %f\n",x/20.0,y/20.0);
+			    } else {
+				int v=swf_GetBits(tag, 1);
+				int d;
+				d = swf_GetSBits(tag, n); //vert/horz
+				DEBUG_ENUMERATE printf("%s %f\n",v?"vertical":"horizontal", d/20.0);
+			    }
+			} else { //curved edge
+			    int n = swf_GetBits(tag, 4) + 2;
+			    int x1,y1,x2,y2;
+			    x1 = swf_GetSBits(tag, n);
+			    y1 = swf_GetSBits(tag, n);
+			    x2 = swf_GetSBits(tag, n);
+			    y2 = swf_GetSBits(tag, n);
+			    DEBUG_ENUMERATE printf("curve %f %f %f %f\n", x1/20.0, y1/20.0, x2/20.0, y2/20.0);
 			}
-		    } else { //curved edge
-			int n = swf_GetBits(tag, 4) + 2;
-			int x1,y1,x2,y2;
-			x1 = swf_GetSBits(tag, n);
-			y1 = swf_GetSBits(tag, n);
-			x2 = swf_GetSBits(tag, n);
-			y2 = swf_GetSBits(tag, n);
-			DEBUG_ENUMERATE printf("curve %f %f %f %f\n", x1/20.0, y1/20.0, x2/20.0, y2/20.0);
 		    }
 		}
 	    }
@@ -693,4 +855,32 @@ void swf_Relocate (SWF*swf, char*bitmap)
 	tag=tag->next;
     }
 }
+
+void swf_RelocateDepth(SWF*swf, char*bitmap)
+{
+    TAG*tag;
+    int nr;
+    tag = swf->firstTag;
+    for(nr=65535;nr>=0;nr--) {
+	if(bitmap[nr] != 0) 
+	    break;
+    }
+    // now nr is the highest used depth. So we start
+    // assigning depths at nr+1
+    nr++;
+
+    while(tag)
+    {
+	int depth = swf_GetDepth(tag);
+	if(depth>=0) {
+	    int newdepth = depth+nr;
+	    if(newdepth>65535) {
+		fprintf(stderr, "Couldn't relocate depths: too large values\n");
+		newdepth = 65535;
+	    }
+	    swf_SetDepth(tag, newdepth);
+	}
+	tag=tag->next;
+    }
+}