Feature Control

MetadataInsertion Parameter

The activation of the Metadata Insertion feature is controlled through the MultiCam Channel parameter MetadataInsertion.

Parameter Value Description
ENABLE The Metadata Insertion feature is enabled.
DISABLE The Metadata Insertion feature is disabled. Default value.

The feature is disabled by default. To activate the feature, set the parameter to ENABLE at the channel creation. The setting takes effect at the first channel activation.

An error is reported when setting to ENABLE if the camera interface configuration is not compatible.

MetadataContent Parameter

The description of the content inserted by the Metadata Insertion feature is reported through the get-only MultiCam Channel parameter MetadataContent.

Parameter Value Description
NONE There are no metadata content.
ONE_FIELD The metadata content includes one single field: I/O state.
TWO_FIELD The metadata content includes two fields: I/O state and LVAL pulse counter
THREE_FIELD The metadata content includes three fields: I/O state, LVAL pulse counter, and Encoder pulse counter.

MetadataLocation Parameter

The location of the metadata in the Camera Link data stream is specified by the MultiCam Channel parameter MetadataLcation.

By default, MetadataLocation=LVALRISE. The second option, MetadataLocation=TAP10 is available only for 10-tap 8-bit line-scan cameras.

Parameter Value Description
LVALRISE The metadata content is located into all taps of the first Camera Link time slot following the rising edge of the Camera Link LVAL signal. Default value.
TAP10 The metadata content is inserted into the 10th tap during 10 consecutive Camera Link time slots following the rising edge of the Camera Link LVAL signal.