Allowed Image File Types Gif Jpg Jpeg Png. It is just a link to the pdf. However you can add or remove file types to this list whenever necessary.
After clicking on it you will see a popup where you have to give a name to your output file. Image file type details. From left to right these files are.
24 bit jpg compressed 8 bit gif 8 bit png full quality 24 bit jpg and 24 bit png.
Jpeg 100 no compression. Note that the file sizes increase in this same direction. In the tables below the term bits per component refers to the number of bits used to represent each color component. Image file type details.