added support for hardware-gpu & accelerated-blit header flags

[swftools.git] / lib / rfxswf.c

diff --git a/lib/rfxswf.c b/lib/rfxswf.c
index bd8cd17..d601a15 100644 (file)
--- a/lib/rfxswf.c
+++ b/lib/rfxswf.c
@@ -1561,8 +1561,19 @@ int WriteExtraTags(SWF*swf, writer_t*writer)
             }
             swf_DeleteTag(0, fileattrib);
         } else {
-            if(swf_WriteTag2(writer, has_fileattributes)<0) 
-                return -1;
+           if(swf->fileAttributes) {
+             /* if we're writing a file out again where we might have possible
+                modified the fileattributes in the header, adjust the tag data */
+             TAG*tt = swf_CopyTag(0,has_fileattributes);
+             U32 flags = swf_GetU32(tt) | swf->fileAttributes;
+             swf_ResetTag(tt, tt->id);
+             swf_SetU32(tt, flags);
+             if(swf_WriteTag2(writer, has_fileattributes)<0) return -1;
+             swf_DeleteTag(0, tt);
+           } else {
+               if(swf_WriteTag2(writer, has_fileattributes)<0) 
+                   return -1;
+           }
         }
         if(0 && !has_scenedescription) {
             TAG*scene = swf_InsertTag(0, ST_SCENEDESCRIPTION);