{"id":"image-vnd-fujixerox-edmics-mmr","mimeType":"image/vnd.fujixerox.edmics-mmr","name":"Fuji Xerox EDMICS-MMR","shortName":"EDMICS-MMR","category":"Legacy \u0026 Proprietary","extensions":[".mmr",".edm"],"description":"The image/vnd.fujixerox.edmics-mmr MIME type represents a proprietary raster image format developed by Fuji Xerox for its Engineering Data Management Information Control System (EDMICS). It relies on the Modified Modified READ (MMR) compression algorithm—the exact same 2D lossless compression technique used in the ITU-T T.6 Group 4 fax standard. This made it highly efficient for storing massive, high-resolution, bi-level (black and white) engineering drawings, schematics, and scanned architectural blueprints within legacy enterprise document management systems.","seo":{"title":"image/vnd.fujixerox.edmics-mmr MIME Type | Developer Reference for EDMICS","description":"Complete reference for the image/vnd.fujixerox.edmics-mmr MIME type: Fuji Xerox EDMICS history, MMR (Group 4) compression, and legacy engineering archival.","faqs":[{"question":"What is an EDMICS-MMR file?","answer":"It is a legacy document format used primarily in Fuji Xerox EDMICS enterprise systems. It encapsulates black-and-white scanned documents and massive engineering drawings using Group 4 fax compression for high efficiency."},{"question":"What does MMR stand for in this format?","answer":"MMR stands for Modified Modified READ. It is a highly efficient 2D lossless compression algorithm standardized as ITU-T T.6, commonly known as Group 4 fax compression. It excels at compressing line art and text."},{"question":"Can I open an image/vnd.fujixerox.edmics-mmr file on a modern computer?","answer":"Not natively. Modern web browsers, operating systems, and standard image viewers cannot parse the proprietary Fuji Xerox container wrapped around the MMR data. Viewing or exporting these files requires specialized legacy EDMICS software or bespoke enterprise document migration tools."}]},"index":{"compression":["Modified Modified READ (MMR / Group 4 Fax)"],"browserSupport":{"score":1,"label":"None"},"commonUses":["Fuji Xerox EDMICS Enterprise Systems","Archival of Large-Format Engineering Drawings","Legacy Corporate Document Scanning Pipelines"]},"technical":{"magicBytes":{"hex":"Unknown (Proprietary Container wrapped around MMR bitstream)","ascii":"Unknown"},"container":"Fuji Xerox EDMICS Wrapper","compressionAlgorithm":["MMR (ITU-T T.6 / CCITT Group 4)"],"colorDepth":["1-bit (Monochrome / Bi-level)"],"transparency":false,"animation":false,"metadata":{"exif":false,"xmp":false,"iccProfile":false},"alphaChannel":false,"progressiveLoading":false,"hdrSupport":false},"history":{"developer":"Fuji Xerox Co., Ltd.","released":"1990s","specification":"Proprietary (Registered with IANA)"},"browserSupport":{"chrome":false,"chromeVersion":"None","firefox":false,"firefoxVersion":"None","safari":false,"safariVersion":"None","edge":false,"edgeVersion":"None","internetExplorer":false},"softwareSupport":[{"name":"Fuji Xerox EDMICS Client Software (Legacy)","logo":""}],"conversion":{"convertTo":["tiff"],"convertFrom":[]},"developer":{"httpHeaders":[{"header":"Content-Type","value":"image/vnd.fujixerox.edmics-mmr"}],"htmlAccept":"None","fileDetection":["Due to its proprietary enterprise nature, standard magic byte databases (like libmagic) do not contain definitions for the EDMICS wrapper.","Identification relies almost entirely on the HTTP Content-Type header from legacy Fuji Xerox database exports or string matching the file extension."]},"prosCons":{"pros":["Utilized the highly efficient MMR (Group 4) algorithm, which allowed massive, E-size engineering blueprints to be compressed into tiny file sizes suitable for 1990s hard drives and networks","Deeply integrated into Fuji Xerox hardware and database systems for seamless scan-to-archive workflows"],"cons":["Completely proprietary and closed-source, making modern archival extraction and migration extremely difficult","No support in modern image processing libraries like ImageMagick, libvips, or standard TIFF viewers without first stripping the proprietary header","Strictly limited to 1-bit monochrome images"]},"specifications":{"url":"https://www.iana.org/assignments/media-types/image/vnd.fujixerox.edmics-mmr","rfc":"","mimeAliases":[]},"developerSnippets":{"python":"import magic\n# Libmagic does not contain definitions for the proprietary EDMICS wrapper. It will likely identify the file as 'application/octet-stream' or falsely trigger on standard MMR bitstream patterns.\nprint(magic.from_file('engineering_blueprint.mmr', mime=True))","nodejs":"const mime = require('mime');\n// Many JS MIME libraries map .mmr to image/vnd.fujixerox.edmics-mmr by default purely based on historical IANA registry associations\nconsole.log(mime.getType('engineering_blueprint.mmr')); // Likely outputs 'image/vnd.fujixerox.edmics-mmr'","go":"import \"net/http\"\n// The standard net/http library cannot detect EDMICS files internally via byte sniffing. You must rely on extension string matching.","php":"$mime = mime_content_type('engineering_blueprint.mmr');\necho $mime; // Standard server environments will map this to application/octet-stream"},"relatedFormats":["tiff","edmics-rlc"]}