PNM is short for Portable Any Map format.It is a family of formats supporting portable bitmaps (PBM) , graymaps (PGM), and pixmaps (PPM).PNM files store one image and do not use compression.Bitmap image created in the Portable Any Map format, which was designed to handle several types of portable monochrome, grayscale, and color images; may include raster graphic data in a .PBM, .PGM, or .PPM format; may be stored using binary data or ASCII text.
To convert mhtml to pnm,you need to choose a suitable software which is cheap,fast and the most important one,easy to control and learn.HTML Converter Command Line is a such kind of software and it cam meet your need to convert mhtml to pnm format only by some short command lines in a very short time.
You can download the HTML Converter Command Line at http://www.verypdf.com/htmltools/htmltools.zip. It should be unzipped to use when you finished in loading.But if you want to use HTML Converter Command Line without any limitations,you should register it with the register code under installation directory of HTML Converter Command Line in cmd.exe dialog box.
The contents below in this article are the steps to convert mhtml to pnm format and you will get something useful.
Step1.You should run cmd.exe program.Click “start”—“run” first.A dialog box will pop up and you should input “cmd” in “open” edit box,then click “OK” button.Please see Figure1 and Figure2.
You can press “Windows”+ “R” at the same time to pop up the dialog showed in Figure2,too.
Step2.Input command lines in cmd.exe dialog box.If the screen of cmd is disordered,you can use the command “cls” to clear the screen.The commands of converting mhtml to pnm should contain called program,source file and target file.Please see Figure3.
The commands in the dialog are "C:\Documents and Settings\admin\Local Settings\Temp\htmltools\htmltools.exe" "C:\Documents and Settings\admin\Desktop\Google.mht" "C:\Documents and Settings\admin\Desktop\New Folder\google.pnm"
"C:\Documents and Settings\admin\Local Settings\Temp\htmltools\htmltools.exe" stands for the path of htmltools.exe and it is the key element in the whole convershion.
"C:\Documents and Settings\admin\Desktop\Google.mht" is the path of source file.
"C:\Documents and Settings\admin\Desktop\New Folder\google.pnm" is the path of target file,which you can specify by yourself as your will.But if you don’t name the target file,the file will be converted to pdf file by default.You should pay attention to this point.
Step3.Then you can browse your new created pnm file by some kind of viewer in the location C:\Documents and Settings\admin\Desktop\New Folder.Please see Figure4.