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immediate downloadReleased: 2012-02-29
BS ISO 26428-19:2011
Digital cinema (D-cinema) distribution master Serial digital interface signal formatting for additional frame rates level AFR2 and level AFR4
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| Standard number: | BS ISO 26428-19:2011 |
| Pages: | 20 |
| Released: | 2012-02-29 |
| ISBN: | 978 0 580 73772 5 |
| Status: | Standard |
DESCRIPTION
BS ISO 26428-19:2011
This standard BS ISO 26428-19:2011 Digital cinema (D-cinema) distribution master is classified in these ICS categories:
- 35.040.40 Coding of audio, video, multimedia and hypermedia information
- 37.060.99 Other standards related to cinematography
This standard defines the formatting and constraints of the DCDM SMPTE 428-11 AFR Level 2 and AFR Level 4 image Pixel Structure for transmission over the 1.485 Gb/s dual link serial digital interface SMPTE 372M or 3 Gb/s interface SMPTE 424M. The Serial Digital Interface (SDI) container parameters for DCDM AFR Level 2 and AFR Level 4 are given in Table 1.
Table 1
SDI container pixel array
| AFR level | System nomenclature | X'Y'Z' samples per active line (S/AL) | Lines per container (AL/F) | Frame rate (Hz) | Interface sampling frequency fs (MHz) | X'Y'Z' sample periods per total line (S/TL) | Interface total lines per frame |
|---|---|---|---|---|---|---|---|
| 2 | 2048 x 1080/25/P | 2048 | 1080 | 25 | 74.25 | 2640 | 1125 |
| 4 | 2048 x 1080/30/P | 2048 | 1080 | 30 | 74.25 | 2200 | 1125 |