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# FALCON/EAGLE user manual 4.62

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is_SetPassthrough | Scroll Previous Top Next More

Syntax

INT is_SetPassthrough(HIDS hf, INT nSource)

Description

is_SetPassthrough() locks one of the video inputs or the internal video input directly on the video output. The internal video input is used to lock the video output of multiple boards on the video output of the board with the monitor.

Fig. 61: Video out chains 1

Fig. 62: Video out chains 2

Parameters

hf | Frame grabber handle
nSource |
IS_VIDEO_OF_DEVICE_x | IS_SET_VIDEO_IN_y | Locks the video input y of the device x on the video output. y = [1...4] x = 1: for FALCON Plus Rev.5 x = [1...4]: for FALCON Quattro Rev. 2 x = [1...4]: for FALCON Quattro Express
IS_SET_VIDEO_IN_EXT | Locks the external video input on the video output
IS_GET_VIDEO_PASSTHROUGH | Returns the actual locked video input

Return value

Current setting when called with IS_GET_VIDEO_PASSTHROUGH, else IS_SUCCESS bzw. IS_NO_SUCCESS

Example for FALCON Plus Rev. 5

•Locks the video input 3 on the video output:
is_Passthrough(hf, IS_SET_VIDEO_IN_3);

•Locks the video input 2 of the second board on the video input of the first board:
is_Passthrough(hf_1, IS_SET_VIDEO_IN_EXT);
is_Passthrough(hf_2, IS_SET_VIDEO_IN_2);

Example for FALCON Quattro Rev. 2:

•Locks the video input 3 of the device 1 on the video output:
is_Passthrough(hf, IS_VIDEO_OF_DEVICE_1 | IS_SET_VIDEO_IN_3);

•Locks the video input 3 of the device 4 on the video output:
is_Passthrough(hf, IS_VIDEO_OF_DEVICE_4 | IS_SET_VIDEO_IN_3);

•Locks the video input 2 of the device 1 of the second board on the video output of the first board:
is_Passthrough(hf_1, IS_SET_VIDEO_IN_EXT);
is_Passthrough(hf_2, IS_VIDEO_OF_DEVICE_1 | IS_SET_VIDEO_IN_2);

© 2020 IDS Imaging Development Systems GmbH