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eess.IV2018
Bitstream-Based JPEG Image Encryption with File-Size Preserving
Hiroyuki Kobayashi, Hitoshi Kiya
An encryption scheme of JPEG images in the bitstream domain is proposed. The proposed scheme preserves the JPEG format even after encrypting the images, and the file size of encryp…
cs.CV2018
Two-Layer Lossless HDR Coding using Histogram Packing Technique with Backward Compatibility to JPEG
Osamu Watanabe, Hiroyuki Kobayashi, Hitoshi Kiya
An efficient two-layer coding method using the histogram packing technique with the backward compatibility to the legacy JPEG is proposed in this paper. The JPEG XT, which is the i…
cs.CV2018
Two-layer Lossless HDR Coding considering Histogram Sparseness with Backward Compatibility to JPEG
Osamu Watanabe, Hiroyuki Kobayashi, Hitoshi Kiya
An efficient two-layer coding method using the histogram packing technique with the backward compatibility to the legacy JPEG is proposed in this paper. The JPEG XT, which is the i…