Table of Contents
Advertisement
Embedded GPIO occupies a single VANC line. The 7707MT-HD provides VANC cleaning as detailed in
section 4.2.15, to accommodate the removal of any unwanted VANC data that might be present in input
video. The user must note the range of VANC space for the particular standard used, and configure the
7707MT-HD accordingly. To select the data embedding line select the CTRL (Control) menu item in menu
level 1, followed by the EMBD (embedding) and GPIO (Serial Data) menu items.
CTRL
EMBD
GPIO
LN
0 to 2047
NONE
The SMPTE 291 standard describes ancillary data packet and space formatting. Per this specification,
embedded data has an associated Data ID (DID). To configure a desired DID select the CTRL (Control)
menu item in menu level 1, followed by the EMBD (Embedding) and GPIO (Serial Data) menu items.
CTRL
EMBD
GPIO
DID
50 to 5F
The SMPTE 291 standard describes ancillary data packed and space formatting. Per this specification,
embedded data has an associated Secondary Data ID (SDID). To configure a desired SDID select the
secondary data ID line, then select the CTRL (Control) menu item in menu level 1, followed by the EMBD
(Embedding) and GPIO (Serial Data) menu items.
CTRL
EMBD
GPIO
SDID
1 to FF
4.2.15. Selecting Video HANC Cleaning
Information might already be contained in the horizontal ancillary space of the applied input video. The
user might wish to maintain this information in an unaltered state, or the user could favor cleaning this
information. To enable or disable input video cleaning select the CTRL (Control) menu item in menu level 1
followed by the EMBD (Embedding) and HCLN (Clean Input Hanc) menu items.
CTRL
EMBD
HCLN
ON
OFF
7707MT-HD Multi-Signal HD/SD, AES, and Control Fiber Transmitter
Serial Data embed line (note available lines for particular
0 to 2047
standard).
Disable embedding configured by this parameter.
NONE
Sets the ID used for data embedding.
50 to 5F
Sets the secondary ID used for data embedding.
1 to FF
Clears all data in the horizontal ancillary data space.
ON
Passes all data in the horizontal ancillary data space. The
OFF
7707MT-HD will append embedded audio data where space
permits.
Version 1.5
7700 Multi-Frame Manual
Page-21
Advertisement
Table of Contents
