人工搬运的STC编码源码，做信息隐藏的可以看一下，实现了论文 Tomas Filler, Jan Judas, Jessica Fridrich "Minimizing Embedding Impact in Steganography using Trellis-Coded Quantization", Proc. SPIE, Electronic Imaging, Media Forensics and Security XII, San Jose, CA, January 18-20,
STC最小失真隐写论文C++源码，Tomas Filler, Jan Judas, Jessica Fridrich "Minimizing Additive Distortion in Steganography using Syndrome-Trellis Codes", IEEE Transactions on Information Forensics and Security, Volume 6, Issue 3, pp. 920-935, September 2011.
