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Measured a PTZ camera's 1.4s motor lag with block matching, then designed the tracker around it

The camera says acknowledged: true when you send a pan command. That means "I heard you," not "I moved." So I stopped trusting the ACK and measured the picture instead.Setup: a stock Xiaomi MJSXJ10CM on shipped firmware 4.5.6_0450 , pulled over RTSP at 1080p HEVC via go2rtc v1.9.14 with the go2rtc-…

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  1. 2026-10-01 10:59 · r/computervision
    Measured a PTZ camera's 1.4s motor lag with block matching, then designed the tracker around it

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