HD editing
High definition television (HDTV) - capturing and editing

In high definition, the doubling of definition in both image dimensions, together with the use of a 16:9 aspect ratio, leads to a 5-fold increase in the number of pixels to be processed, compared with SD. In the 1080i/25 format chosen by France, we're reduced to a useful bitrate before compression of 1.036 Gbit/s. This data rate is not easily supported by hard disks, which have access time limitations. What's more, file sizes are too large for post-production...