Are you trying to (like black bars) or create a specific signal ?
In video engineering, "blanking" is the period when a video signal is suppressed. This happens between frames (vertical) or lines (horizontal) to allow time for scanning mechanisms to reset or to carry metadata without displaying it on the screen. Common Contexts for "HDBlank" HDBlank
In hardware like FPGAs or SDI transmitters (e.g., Intersil ), "Blanking" features define the margins around the active video pixels. Are you trying to (like black bars) or
Are you working with (like a camera, transmitter, or monitor) or software (like OBS or video editing)? Is "HDBlank" a specific button/option you see in a program? Common Contexts for "HDBlank" In hardware like FPGAs
Used to generate a perfectly black or "blank" High Definition frame to calibrate equipment or check for signal noise.