[{"title":"(5个子文件5KB)基于改进dct数字水印的java实现","children":[{"title":"test2","children":[{"title":"Extract.java <span style='color:#111;'>2.32KB</span>","children":null,"spread":false},{"title":"Block.java <span style='color:#111;'>1.34KB</span>","children":null,"spread":false},{"title":"Embedd.java <span style='color:#111;'>4.14KB</span>","children":null,"spread":false},{"title":"Transformation.java <span style='color:#111;'>3.01KB</span>","children":null,"spread":false},{"title":"ImageAssistance.java <span style='color:#111;'>3.17KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]