fix4dWelcome to Pix4D Documentation General PIX4Dmatic PIX4Dmatic is optimized for accurate and fast photogrammetric processing for large scale, corridor and terrestrial projects. PIX4DsurveyPIX4Dmatic is a Pix4D product optimized for accurate and fast photogrammetric processing for corridor and large scale mapping. It is desned to handle and process thousands of images