From e0405b171e928651ed7be5d7ae47b426c07125ff Mon Sep 17 00:00:00 2001 From: David Plowman Date: Wed, 7 May 2025 16:31:03 +0100 Subject: utils: raspberrypi: ctt: Fix integer division error calculating LSC cell size The cell sizes must be cast to integers as the parameters that were passed in may be floats. Bug: https://github.com/raspberrypi/libcamera/issues/260 Signed-off-by: David Plowman Fixes: 36ba0e551507 ("utils: raspberrypi: ctt: Fix NaNs in lens shading tables") Reviewed-by: Kieran Bingham Reviewed-by: Naushir Patuck Signed-off-by: Kieran Bingham --- utils/raspberrypi/ctt/ctt_alsc.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'utils/raspberrypi/ctt/ctt_alsc.py') diff --git a/utils/raspberrypi/ctt/ctt_alsc.py b/utils/raspberrypi/ctt/ctt_alsc.py index f4fd09e3..5d8b2ced 100644 --- a/utils/raspberrypi/ctt/ctt_alsc.py +++ b/utils/raspberrypi/ctt/ctt_alsc.py @@ -131,7 +131,7 @@ def alsc(Cam, Img, do_alsc_colour, plot=False, grid_size=(16, 12), max_gain=8.0) pixels. """ w, h = Img.w/2, Img.h/2 - dx, dy = (w - 1) // (grid_w - 1), (h - 1) // (grid_h - 1) + dx, dy = int((w - 1) // (grid_w - 1)), int((h - 1) // (grid_h - 1)) """ average the green channels into one -- cgit v1.2.1