If you are looking for the decompiler itself, visit https://github.com/jindrapetrik/jpexs-decompiler
NEW : We have got a new blog where we post some interesting SWF internals info.

#68 DefineBinaryData & SymbolClass
Author:
JPEXS

Date created:
Type: feature
Visibility: Everybody
Assigned to:
Labels: Tags
State: closed 

From guestbook:
Hi, it would nice if program parse also DefineBinaryData and SymbolClass, some flash hide
there many
useful data.
In most cases this data is also encrypted and then decrypted at runtime.
State: new→opened
version 1.5.0 was released.
In this version, DefineBinaryData can be exported.
SymbolClass information is used to assign classname to character tags.
To goal to the future may be to use the info to generate [Embed] commands.
State: opened→closed