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-- Night time fire detection
function init()
-- return 4 channels, RGBA
return 4
end
function process()
for x = 0, rgb_output:width() -1, 1 do
for y = 0, rgb_output:height() -1, 1 do
-- set variables for each calibrated channel with their respective names
get_channel_values(x, y)
local cch3b = get_channel_value(0)
local cch4 = get_channel_value(1)
if cch3b > 0.305 then
if cch4 > 0.280 then
if (cch3b-cch4) > 0.01 then
-- output as red and 100% opaque if the pixel passes the thresholds
set_img_out(0, x, y, 1)
set_img_out(3, x, y, 1)
else
-- if not, output as 0 and 100% transparent
set_img_out(0, x, y, 0)
set_img_out(3, x, y, 0)
end
else
set_img_out(0, x, y, 0)
set_img_out(3, x, y, 0)
end
else
set_img_out(0, x, y, 0)
set_img_out(3, x, y, 0)
end
end
--set the progress bar accordingly
set_progress(x, rgb_output:width())
end
end
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