JPC is a bitmap image format that uses advanced JPEG 2000 wave compression. It is classified as a JPEG 2000 Code Stream File. JPEG 2000, in turn, is a popular standard for compressing wavelet image data. The .JPC extension supports color depths of 8, 24, and 32 bits per pixel. Also supports grayscale, RGB, YCbCr, XYZ and Lab color space. The file was developed by the standards committee of the Joint Photographic Experts Group. JPC is the successor to the JPEG image format, which is very popular and very common. The updated format is able to provide many additional features. In particular, color spaces. JPC has also gained fame as a variant of JPEG2000. It belongs to a large group of formats that bring a variety of updates to the original JPEG format. For example, J2C, JPM, or J2K. The .jpc file extension is a JPEG 2000 image stream file. This file can be opened using programs such as Corel PaintShop Pro X9, Adobe Photoshop Elements 14, Adobe Photoshop CC, ACD Systems ACDSee 20. You can also save memory snapshot files in the format JPC These JPC files are used by Java application developers.
PFM is a font metric data file. It is also one of the formats of the font file category. This applies to fonts in the Adobe Type 1 (= postscript) category used by the Microsoft Windows operating system. The format contains font character sizes. He asks for the font associated file extension .PFB. It does not have the glyphs of the font itself, but with its help, the correct display of the PFB file is obtained. PFM files, that is, the Printer Font Metrics File, contain metric information about the fonts that applications use to lay out lines of text in a document. PostScipt Type 1 fonts have multiple files. The package usually comes with a couple of files with the extensions PFB and PFM. However, there may be 3 files with the extensions AFM, PFB and INF, or all 4 files - PFM, PFB, INF, AFM. Windows 7 and Windows Vista must have PFM. Modern versions of Windows have built-in tools for installing fonts of all formats. The installation procedure is the same for all font formats, but it differs for different versions of Windows. After installation, you may need to restart the application. Only then will the new fonts appear in the font list. You can open the PFM file using programs such as Adobe Photoshop, Adobe Creative Suite, Microsoft Windows Font Viewer, Microsoft Windows.