If you want to print PowerPoint file to png file, there is an easy way to convert PowerPoint to png and set png resolution with the virtual printer here, which is to use DOC to Any Converter Command Line to process this task during one conversion. DOC to Any Converter Command Line can help you create any kinds of files from Office files singly or in batches very easily, and also it can support editing the objective properties. The following paragraphs can tell you the exact method with DOC to Any Converter Command Line.
After you download DOC to Any Converter Command Line and the virtual printer of “docprint pro” in your computer from the following links, please unzip the download of DOC to Any Converter Command Line to your computer, and double click “docprint_pro_setup.exe” to install the virtual printer “docprint pro”. Then, please set the virutal printer as default printer in your computer: click “start” > select “Printers and Faxes” > click “docprint” with the right button of mouse > select “Set as Default Printer”.
https://www.verydoc.com/doc2any_cmd.zip
http://dl.verypdf.net/docprint_pro_setup.exe
Then, please open the command prompt window to process the task with the command line:
In Windows systems, the command prompt window is the operating environment of DOC to Any Converter Command Line. To run it, please press “start” > choose “Run” on start menu > type “cmd” in the dialog box of “Run”, then click “ok” to run “cmd.exe”, later, the command prompt window can be opened quickly.
After that, please type the path of “doc2any.exe” into the command prompt window, or drag and drop “doc2any.exe” into the command prompt window to launch DOC to Any Converter Command Line. And use the default virtual printer to set png resolution through typing the parameters in turns “-useprinter –xres <int> –yres <int>” into the command prompt window, after you launch DOC to Any Converter Command Line. And in “-xres <int> –yres <int>”, <int> can be any int value accordingly, for instance, you can input “-useprinter –xres 188 –yres 188” to use the default virtual printer to set resolution as 188 in the horizontal and vertical directions. Then, you need to type the source path of the PowerPoint file in order to add it for this conversion from PowerPoint to png, and input a targeting path to save png files. Then click “enter” to start to process the task in the command prompt window:
g:\doc2any_cmd\doc2any.exe –useprinter –xres 188 –yres 188 d:\input5\in.ppt d:\output5\out.png<enter>
(note: the higher int value of resolution can lead to the bigger dimension, the bigger size and the clearer png files, vice versa)
Anyway, if you want to know more parameters and more about DOC to Any Converter Command Line, please click this link: https://www.verydoc.com/doc-to-any-options.html, and here is the end of this article, which is about how to convert PowerPoint to png and use default virtual printer to set png resolution with DOC to Any Converter Command Line.