编者 IngemarJ.Cox MatthewL.Miller JeffreyA.Bloom JessicaFridrich TonKalker 目录 Contents PrefacetotheFirstEditionxv PrefacetotheSecondEditionxix ExampleWatermarkingSystemsxxi CHAPTER1Introduction1 1.1InformationHiding,Steganography,andWatermarking4 1.2HistoryofWater