BT.1200-1 - Target standard for digital video systems for the studio and for international programme exchange RECOMMENDATION ITU-R BT.1200-1 TARGET STANDARD FOR DIGITAL VIDEO SYSTEMS FOR THE STUDIO AND FOR INTERNATIONAL PROGRAMME EXCHANGE 1 Opto-electronic conversion 2 Spatial sampling (see Note 1) 2.1 Image sampling principles 2.2 Sampling lattice 2.3 Number of samples per line 2.4 Number of lines per frame 3 Temporal sampling 4 Quantization and digital coding 4.1 Coding law 4.2 Quantization 5 Derivation of the , , signal set 5.1 Mode 1A - Conventional coding and conventional colour gamut 6 Picture scanning 6.1 Scanning order 6.2 Scanning pattern 6.3 Frame rate 7 Timing reference signals 8 Values of variable parameters (see Note 1) 8.1 User selected 8.2 Preset 8.3 Defaults 9 Header/descriptor information