Multimedia Forensics

demo-RS-JPEG.rar

This archive includes a Matlab implementation of algorithms used to detect doubly compressed JPEG images that have been resized before the second compression, as described in T.Bianchi, A.Piva, "Reverse Engineering of Double JPEG Compression in the Presence of Image Resizing", Proceedings of WIFS 2012,Tenerife, Spain, Dec. 2012. A demo program and a sample dataset are included.

demo-CFA-Loc.rar

 

This archive includes a Matlab implementation of an algorithm used to localize tampered regions in color images acquired with a Color Filter Array, as decribed in P.Ferrara, T.Bianchi, A.De Rosa, A.Piva, "Image Forgery Localization via Fine-Grained Analysis of CFA Artifacts", IEEE Transactions on Information Forensics & Security,vol. 7, no. 5, Oct. 2012 (published online June 2012), pp. 1566-1577. A demo program and a sample dataset are included.

DJPG-TIFS2012.rar

This archive includes a Matlab implementation of an algorithm used to localize doubly compressed regions in JPEG images, as decribed in T.Bianchi, A.Piva, "Image Forgery Localization via Block-Grained Analysis of JPEG Artifacts", IEEE Transactions on Information Forensics & Security,  vol. 7, no. 3, June 2012 (published online Feb. 2012), pp. 1003-1017. A demo program and a sample dataset are included.

demo-NA-JPEG.rar

This archive includes a Matlab implementation of an algorithm used to detect the presence of non-aligned double JPEG compression, as decribed in T.Bianchi, A.Piva, "Detection of Nonaligned Double JPEG Compression Based on Integer Periodicity Maps", IEEE Transactions on Information Forensics &; Security, vol. 7,  no. 2, April 2012, pp. 842-848. A demo program and a sample dataset are included.

A-DJPG-ICASSP2011.rar

This archive includes a Matlab implementation of an algorithm used to detect and localize aligned double JPEG compression, as decribed in T.Bianchi, A.De Rosa, A.Piva, "Improved DCT Coefficient Analysis for Forgery Localization in JPEG Images", Proceedings of ICASSP 2011, Prague, Czech Republic, May 2011, pp. 2444-2447.

NA-DJPG-WIFS2011.rar

This archive includes a Matlab implementation of an algorithm used to detect and localize non-aligned double JPEG compression, as decribed in T.Bianchi, A.Piva, "Analysis of Non-Aligned Double JPEG Artifacts for the Localization of Image Forgeries", Proceedings of WIFS 2011, Foz do Iguaçu, Brazil, Nov.-Dec. 2011.

jpeg_toolbox.rar

This archive includes Matlab JPEG Toolbox v1.4. Compiled .mex files for Windows and Linux x64 architectures are also included.

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