added measuring of tag sizes

[swftools.git] / lib / rfxswf.c

diff --git a/lib/rfxswf.c b/lib/rfxswf.c
index 1460c35..5acb554 100644 (file)
--- a/lib/rfxswf.c
+++ b/lib/rfxswf.c
@@ -139,7 +139,7 @@ int swf_GetBlock(TAG * t,U8 * b,int l)
   return l;
 }
 
-int swf_SetBlock(TAG * t,U8 * b,int l)
+int swf_SetBlock(TAG * t,const U8 * b,int l)
 // Appends Block to the end of Tagdata, returns size
 { U32 newlen = t->len + l;
   swf_ResetWriteBits(t);
@@ -261,7 +261,7 @@ double swf_GetFixed(TAG * t)
 }
 void swf_SetFixed(TAG * t, double f)
 {
-  U16 fr = (U16)(f-(int)f)*65536;
+  U16 fr = (U16)((f-(int)f)*65536);
   swf_SetU16(t, fr);
   swf_SetU16(t, (U16)f - (f<0 && fr!=0));
 }
@@ -273,7 +273,7 @@ float swf_GetFixed8(TAG * t)
 }
 void swf_SetFixed8(TAG * t, float f)
 {
-  U8 fr = (U8)(f-(int)f)*256;
+  U8 fr = (U8)((f-(int)f)*256);
   swf_SetU8(t, fr);
   swf_SetU8(t, (U8)f - (f<0 && fr!=0));
 }
@@ -454,6 +454,20 @@ int swf_SetRect(TAG * t,SRECT * r)
   return 0;
 }
 
+SRECT swf_ClipRect(SRECT border, SRECT r)
+{
+    if(r.xmax > border.xmax) r.xmax = border.xmax;
+    if(r.ymax > border.ymax) r.ymax = border.ymax;
+    if(r.xmax < border.xmin) r.xmax = border.xmin;
+    if(r.ymax < border.ymin) r.ymax = border.ymin;
+    
+    if(r.xmin > border.xmax) r.xmin = border.xmax;
+    if(r.ymin > border.ymax) r.ymin = border.ymax;
+    if(r.xmin < border.xmin) r.xmin = border.xmin;
+    if(r.ymin < border.ymin) r.ymin = border.ymin;
+    return r;
+}
+
 void swf_ExpandRect(SRECT*src, SPOINT add)
 {
     if((src->xmin | src->ymin | src->xmax | src->ymax)==0) {
@@ -924,7 +938,12 @@ int swf_WriteTag2(writer_t*writer, TAG * t)
      t->id!=ST_DEFINEBITSJPEG&&t->id!=ST_DEFINEBITSJPEG2&&t->id!=ST_DEFINEBITSJPEG3);
 
   if (writer)
-  { if (short_tag)
+  {
+#ifdef MEASURE
+  int oldpos = writer->pos;
+#endif
+    
+    if (short_tag)
     { raw[0] = SWAP16(len|((t->id&0x3ff)<<6));
       if (writer->write(writer,raw,2)!=2)
       {
@@ -967,6 +986,11 @@ int swf_WriteTag2(writer_t*writer, TAG * t)
     #ifdef DEBUG_RFXSWF
       else if (t->len) fprintf(stderr,"WriteTag(): Tag Data Error, id=%i\n",t->id);
     #endif
+
+#ifdef MEASURE
+  writer->flush(writer);
+  printf("TAG %s costs %d bytes\n", swf_TagGetName(t), writer->pos-oldpos);
+#endif
   }
 
   return t->len+(short_tag?2:6);
@@ -1282,7 +1306,8 @@ int  swf_WriteSWF2(writer_t*writer, SWF * swf)     // Writes SWF to file, return
 #ifdef INSERT_RFX_TAG
 
   if ((swf->firstTag && swf->firstTag->id != ST_REFLEX) &&
-      (!swf->firstTag->next || swf->firstTag->next->id != ST_REFLEX)) 
+      (!swf->firstTag->next || (swf->firstTag->next->id != ST_REFLEX &&
+      (!swf->firstTag->next->next || (swf->firstTag->next->next->id!=ST_REFLEX)))))
   {
       swf_SetBlock(swf_InsertTagBefore(swf, swf->firstTag,ST_REFLEX),(U8*)"rfx",3);
   }