Freeware
... Image Ballistics / Forensics. JPEGsnoop reports a huge amount of information, including: quantization table matrix (chrominance ... luminance), chroma subsampling, estimates JPEG Quality setting, JPEG resolution settings, Huffman tables, EXIF metadata, Makernotes, RGB histograms, etc. Most of the JPEG JFIF markers are reported. In addition, you can enable a full ...
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