Institut für Nachrichtentechnik

The Institut für Nachrichtentechnik (IENT), based at RWTH Aachen University, is an academic research institute focused on communications engineering and video coding research, and it maintains a presence on GitHub where it publishes software developed to support its scientific work. Its flagship application is YUView, a free and open source, cross-platform YUV viewer equipped with an advanced analytics toolset for professionals and researchers working with raw video data. YUView falls into the category of multimedia analysis and video engineering tools, serving developers, codec engineers, and students who need to inspect uncompressed YUV and RGB video sequences, compare encoded and decoded output, and evaluate the behavior of video compression standards. Typical use cases include visually comparing two video streams through difference views and overlay modes, examining per-frame statistics, and analyzing bitstreams produced by modern codecs, including detailed inspection of coding tree structures, motion vectors, prediction modes, and other block-level information relevant to standards such as HEVC and VVC. Because raw YUV files contain no metadata about resolution or pixel format, a specialized viewer like YUView is essential for configuring playback parameters and validating encoding pipelines. The software supports the major desktop operating systems, making it accessible in heterogeneous laboratory and development environments, and its open source license allows researchers to adapt and extend it for their own experiments. Through YUView, the Institut für Nachrichtentechnik provides the video coding community with a practical, research-grade diagnostic utility that bridges academic codec development and everyday quality assessment tasks in compression, broadcasting, and multimedia systems engineering.