PRIOR IMAGE JPEG-COMPRESSION DETECTION
The paper presents two methods of prior JPEG-compression detection.In the first method the histogram of chrominance is analysed. In JPEG-compressed images the histogram contains significantly more local maxima than in uncompressed files. The second method is based on neighbouring pixel O value diff...
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| Formato: | Artigo |
| Idioma: | English |
| Publicado: |
Polish Association for Knowledge Promotion
2016-09-01
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| Series: | Applied Computer Science |
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| Acceso en liña: | http://acs.pollub.pl/pdf/v12n3/2.pdf |