| Subject | English | Polish |
| comp., MS | audio codec | koder-dekoder audio (The digital encoding used to represent audio data) |
| comp., MS | image codec | kodek obrazu (Software or an algorithm that converts images to a specified file format (encoder) or from file format to displayed image (decoder)) |
| pwr.lines. | PCM codec | koder-dekoder PCM |
| pwr.lines. | PCM codec | kodek PCM |
| comp., MS | Windows Media Audio codec | koder-dekoder Windows Media Audio (A codec used to compress and decompress audio streams) |
| comp., MS | Windows Media Screen codec | koder-dekoder ekranowy Windows Media (A codec used to compress and decompress sequences of screen images) |
| comp., MS | Windows Media Speech codec | koder-dekoder mowy Windows Media (A codec used to compress and decompress audio streams with an emphasis on speech) |
| comp., MS | Windows Media Video codec | koder-dekoder Windows Media Video (A codec used to compress and decompress video streams) |