Canon gépekkel lehet ilyet csinálni.

Ezekkel:
Supported Cameras
A450, Fw: 1.00d
A460, Fw: 1.00d
A530, Fw: 1.00a
A540, Fw: 1.00b
A550, Fw: 1.00c
A560, Fw: 1.00a
A570 IS, Fw: 1.00e, 1.01a
A610, Fw: 1.00e, 1.00f, (1.00d with CHDK version for 1.00e)
A620, Fw: 1.00f ( 1.00e is not compatible. You must upgrade to 1.00f first (see here))
A630, Fw: 1.00c
A640, Fw: 1.00b
A650 IS, Fw: 1.00d
A700, Fw: 1.00b
A710 IS, Fw: 1.00a
A720 IS, Fw: 1.00c
S2 IS, Fw: 1.00e, 1.00f, 1.00g, (1.00i with CHDK version for 1.00g)
S3 IS, Fw: 1.00a
S5 IS, Fw: 1.01a 1.01b
G7, Fw: 1.00e, 1.00g, 1.00i, 1.00j
SD400 (IXUS50), Fw: 1.01a, 1.01b
SD450 (IXUS55), Fw: 1.00b, 1.00c, 1.00d
SD500(IXUS700), Fw: 1.01a, 1.01b
SD600 (IXUS60), Fw: 1.00a, 1.00d (beta)
SD630 (IXUS65), Fw: 1.00a
SD700 IS (IXUS800), Fw: 1.00b, 1.01b, (1.01a with CHDK version for 1.01b)
SD750 (IXUS75), Fw: 1.01a, (1.01b with CHDK version for 1.01a)
SD800 IS (IXUS850), Fw: 1.00e, (1.00d with CHDK version for 1.00e)
SD850 IS (IXUS950), Fw: 1.00c
SD870 IS (IXUS860), Fw: 1.00c
SD1000 (IXUS70), Fw: 1.01b, 1.02a, (1.01a with CHDK version for 1.01b)
SX100 IS, Fw: 1.00c
TX1, Fw: 1.00g, 1.01b


Infó: Link