From: kramm <kramm>
Date: Sat, 22 Feb 2003 20:21:24 +0000 (+0000)
Subject: * swf_InsertTagBefore
X-Git-Tag: release-0-4-4~84
X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=ec1409176c61594fd6c3c0311f4cea40772d47a6

* swf_InsertTagBefore
* fixed compression support
---

diff --git a/lib/rfxswf.c b/lib/rfxswf.c
index 0563e81..3a84d11 100644
--- a/lib/rfxswf.c
+++ b/lib/rfxswf.c
@@ -640,6 +640,30 @@ TAG * swf_InsertTag(TAG * after,U16 id)     // updates frames, if nescessary
   return t;
 }
 
+TAG * swf_InsertTagBefore(SWF* swf, TAG * before,U16 id)     // updates frames, if nescessary
+{ TAG * t;
+
+  t = (TAG *)malloc(sizeof(TAG));
+  if (t)
+  { memset(t,0x00,sizeof(TAG));
+    t->id = id;
+    
+    if (before)
+    { t->frame = before->frame;
+      t->next  = before;
+      t->prev  = before->prev;
+      before->prev = t;
+      if (t->prev) t->prev->next = t;
+      
+      if (id==ST_SHOWFRAME) swf_UpdateFrame(t->next,+1);
+    }
+  }
+  if(swf && swf->firstTag == before) {
+    swf->firstTag = t;
+  }
+  return t;
+}
+
 void swf_ClearTag(TAG * t)
 {
   if (t->data) free(t->data);
@@ -1119,6 +1143,9 @@ int  swf_WriteSWF2(struct writer_t*writer, SWF * swf)     // Writes SWF to file,
       swf_SetU16(&t2, swf->frameCount);
       l = swf_GetTagLen(&t2)+8;
     }
+    if(swf->compressed == 8) {
+      l -= 8;
+    }
 
     fileSize = l+len;
     if(len) {// don't touch headers without tags
@@ -1148,6 +1175,7 @@ int  swf_WriteSWF2(struct writer_t*writer, SWF * swf)     // Writes SWF to file,
 	writer = &zwriter;
       }
     }
+
     swf_SetRect(&t1,&swf->movieSize);
     swf_SetU16(&t1,swf->frameRate);
     swf_SetU16(&t1,swf->frameCount);
diff --git a/lib/rfxswf.h b/lib/rfxswf.h
index 8a87c0f..da1573a 100644
--- a/lib/rfxswf.h
+++ b/lib/rfxswf.h
@@ -188,6 +188,7 @@ void swf_OptimizeTagOrder(SWF*swf);
 // basic routines:
     
 TAG * swf_InsertTag(TAG * after,U16 id);    // updates frames, if necessary
+TAG * swf_InsertTagBefore(SWF*swf, TAG * before,U16 id);     // like InsertTag, but insert tag before argument
 int   swf_DeleteTag(TAG * t);
 
 void  swf_ClearTag(TAG * t);                //frees tag data