Rancang Bangun Watermarking Citra Digital Menggunakan Metode Discrete Cosine Transform Berbasis Android

Dede Ismanto, Velwin Wibowo

Abstract


Watermarking is the technique of inserting digital fingerprints into confidential digital images. The digital image that is inserted then should be returned even if the digital image has been distributed, copied, or processed. This technique is implemented with the aim of protecting copyright in the digital image from being misused by unauthorized person or irresponsible. Therefore, an application is needed to protect copyright. The method used in designing digital images watermarking software is the Discrete Cosine Transform (DCT). The method used in designing watermarking software is Rapid Application Development (RAD). The modeling technique used in designing watermarking software is using Unified Modeling Language (UML) because it is an object-oriented modeling method and focuses on defining static structures and dynamic information system models. Software designed using Android Studio. Testing method using black box testing. The conclusion of the watermarking software design is the use of Discrete Cosine Transform (DCT) method that can insert and extract digital fingerprints into digital images to protect the copyright of digital images from being misused by certain parties to copy or for commercial purposes.

 


Keywords


Watermarking; DCT; Android; Image; Copyright

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References


Rojali, Afan Galih Salman, & Teddy Nugraha, Program Aplikasi Steganografi

menggunakan Metode Spread Spectrum pada Perangkat Mobile berbasis Android, 2012. ComTech, Vol. 3 No. 2, ISSN : 2087-1244, Jakarta.

Nurul Aini, Aplikasi Penanda Digital (Watermarking) File Video Dengan Metode Last Significant Bit (LSB) Implementasi : Java Programming, 2016. Vol. 2 No. 9, ISSN : 2302-3805, Yogyakarta.

Erin Yuni Reva, Boko Susilo, & Endina Putri Purwandari, Aplikasi Watermark Pada Citra Digital Menggunakan Kombinasi Metode Discrete Cosine Transform, Discrete Wavelet Transform Dan Singular Value Decomposition, 2016. Vol. 4 No. 2, ISSN 2303-0755, Bengkulu.

Munir, Rinaldi. 2004. Studi Dan Implementasi Watermarking Pada Citra

Digital Dengan Menggunakan Metode Cox. Padang: Politeknik Negeri Padang.

Berdianto Widyastomo Anggoro Putro & Febriani. 2016. Aplikasi Watermarking Dengan Metode Least Significant Bit Menggunakan Matlab. Depok: Jurnal Informatika dan Komputer. Vol. 21 No. 3:1-7.

Kenneth E. Kendall, Julie E. Kendall, 2010. Analisis dan Perancangan Sistem, Jakarta, PT. Indeks.

Haviluddin, 2011, Memahami Penggunaan UML (Unified Modeling Language), Vol 6 No 1, Universitas Mulawarman, Samarinda.

Putra, Darma. 2009. Pengolahan Citra Digital. Yogyakarta: Andi Offset.




DOI: http://dx.doi.org/10.30700/.v2i1.828

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