Image Management Commands - Canon Camera Hackers Manual

playsound s
playsound(s)
Plays a sound signal. The variable s specifies the signal to be played: 0 = power on,
1 = shutter, 2 = click, 3 = timer, 4 = short, 5 = AF, 6 = error, 7 = long.
Currently, there is no way to play a voice note.
set_backlight b
set_backlight(b)
Switches the display backlight on or off: 0 = off, 1 = on
set_led a,b,c
set_led(a,b,c)
Switches the LED on or off. Parameter a identifies the LED: 4 = green, 5 = yellow,
6 = power (not for all cameras), 7 = orange, 8 = blue, 9 = AF light, 10 = timer. Parame-
ter b sets the state: 0 = off, 1 = on. The optional parameter c controls the brightness
(0–200). This works only for the blue LED and not for all cameras.

5.5.9 Image management commands

r = get_raw_nr
r = get_raw_nr()
set_raw_nr r
set_raw_nr(r)
Retrieves and sets noise reduction for RAW images ( Dark Frame Subtraction): 0 = auto,
1 = off, 2 = on.
r = get_raw
r = get_raw()
set_raw r
set_raw(r)
Retrieves and sets the state of the RAW output function: 0 = off, 1 = on.
s = get_disk_size
s = get_disk_size()
Returns the size of the memory card in kilobytes.
s = get_free_disk_space
s = get_free_disk_space()
Returns the free space of the memory card in kilobytes.
c = get_exp_count
c = get_exp_count()
Returns the number of images taken since the camera was switched on.
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5.5 CHDK commands
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