The MXF Book

Preface

 

Introduction

Problems with interoperability within the professional production environment have always been with us. Traditionally, there are the differences between 525-line and 625-line NTSC and PAL systems, and we have used expensive standards converters to move between the different scanning formats. With the move to digital, Recommendation 601, with its common "4:2:2" sampling structure and a common sampling frequency of 13.5 MHz, has been an immensely important foundation for the production industry. Today, compression is being applied in production to both the audio and video components because of the huge reductions this can bring in storage and networking costs. Unfortunately, this makes the interoperability situation worse ...