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Keeping custom uncompressed data, Compatibility information, Eeping – EVS MulticamLSM Version 10.04 - January 2011 Configuration Manual User Manual

Page 28: Ustom, Ncompressed, Ompatibility information

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Issue

10.04.A

EVS

Multicam – Version 10.04 – Configuration Manual

EVS Broadcast Equipment SA – January 2011

20

The limitations are:
The data are re-encoded in the same order as they were in HD, but not necessarily

on the same lines.
If VITC is inserted in the downconverted output, no SMPTE 334M data will be

inserted on the lines carrying the VITC.

K

EEPING

C

USTOM

U

NCOMPRESSED

D

ATA

Upon request, it is possible to customize the decoding of the SMPTE 334M data. If

you wish to keep uncompressed 8-bit data in the VANC data space, you can select

two lines - L

a

and L

b

- on which N

a

and N

b

bytes can be saved per field (frame for

720p).
The saved data are left aligned after SAV (Start of Active Video) and the maximum

number of data saved (N

a

+ N

b

+ regular SMPTE 334M packet) must not exceed

2014.
If you require this customization, please contact your EVS representative to

specify the number of bytes you want to keep and on which lines. EVS will provide

you with a specific customization file.
This specific configuration file will be activated using the Custom VANC grab 1

and 2 parameters in the SHIFT-F2 screen.

C

OMPATIBILITY INFORMATION

SDI Video streams (SD or HD) recorded with SMPTE 334M must be played by an

server running a version equal or higher to Multicam 8.03 to keep the 334M

information.
If you use other EVS equipment (XFile, CleanEdit, MediaXchange), please make

sure that you use the versions of software compatible with Multicam 8.03.