"Microsoft Raw extension does not work for opening the photos but does display a file image in the folder" The Microsoft RAW extension is not a software product for opening files. It is what is called a "codec". It allows the RAW file to be read by the operating system and have the ...
The CR3 file format and its new CRX codec support both lossless 'raw' and lossy 'craw' compressions. CR2, the TIFF based format is no more used by the M50 or EOSR, even with lossless 'raw' compression. The CRX codec has been reverse engineered by Alexey Danilchenko, implemented in Fast...
One approach that's used by some frameworks (eg., GStreamer) is to use loadable (via dlopen) shared objects (or plugins) for codec support. That way, distributors (like Fedora) that cannot ship patent encumbered code can remove those plugins, but third-party repositories can provide the pat...
16/0x10 long 1 jpeg image size (jpeg_size) CNCV likely CaNon Codec Version Offsettypesizecontent 0 long 1 size of this tag. 0x26 4 char 4 "CNCV" 8 char 30 version string Observed values for version string: "CanonHEIF001/11.00.01/00.00.00" for R10 FW 1.0.1, R8 FW 1.0.0, R50...
The Canon CR3 format is mainly based on the ISO Base Media File Format (ISO/IEC 14496-12), with custom tags, and the new 'crx' codec. Some tags contains TIFF structures (like IFDs, Makernotes...) Phil Harvey, the author of ExifTool, already identified some custom TIFF tags: Canon CR...