Flash notes, Examples – Canon CHDK User Manual

Page 61

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Flash notes

Notes on Force flash: From

PhyrePhoX

, for strobists - an option to manually override flash (for all

cameras), even for (

IXUS / SD

cams, no need for a script anymore. Important: when enabled, this will

not only override flash power, but also enable the CHECK if flash is needed, in other words your camera
will use flash even in bright sunlight and even if you disabled the flash, of course the flash will not fire on
cameras with popup flashes when the flash is not popped up. There are three values for the flash to be set
- low, middle and POWERFUL, be careful, don’t flash at home kids…. This feature more or less created
- by

ewavr

, and code from

PhyrePhoX -

thanks.

For cameras with dedicated movie buttons, there is an extra menu item -

Force flash only in moviemode,

when this is checked, the

Force flash

feature

will be enabled for taking photos when recording a video.

Note: There is another advantage by using force flash -

On cameras with adjustable flash intensity

there

will not be a pre-flash

when the intensity is set manually

, which will help greatly when using slave

flashes.

See:–

http://chdk.setepontos.com/index.php/topic,1365.msg39384.html#msg39384

and:- Force flash pics. - below

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Examples

Force flash pics

Pics thanks to

walqas

Manual flash: low power (0)

Manual flash: medium power (1)

Manual flash: high power (2)

Manual flash: Camera

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