Page 2 - Acknowledgments
2 C H A P T E R 1 Introduction Chapter 3 deals with how to install the CHDK—both utility-augmented installation on a PC and manual installation by utilizing camera functions. Chapter 4 discusses the out-of-the-box functions of the CHDK. First, we examine how to tame the beast—at times, the informati...
Page 3 - Canon; Camera; Most Canon cameras are equipped with an optical image stabilizer
2.1 Camera hardware 3 2 Cameras and Operating Systems Before turning to the virtues of the CHDK, let’s first have a look at some of the platforms the CHDK runs on. As its name suggests, the CHDK runs on Canon cameras. Specifically, the classic form of the CHDK runs on Canon compact cameras, such as ...
Page 4 - For the smaller models—especially the
4 C H A P T E R 2 Cameras and Operating Systems For the smaller models—especially the Digital Elph (Ixus) series—the shutter mechanism consists of a simple mechanical shutter plus an elec-tronic shutter. Because the circuitry for the electronic shutter requires some space on the sensor chip, less se...
Page 5 - Processors and operating systems; VxWorks; The CHDK: What it is and how it works; VitalyB; The CHDK logo shows up during the; ALT; Miscellaneous Stuff
2.2 Processors and operating systems 5 2.2 Processors and operating systems Since 2002, Canon has used the DIGIC processor in all of its digital cameras, including the EOS DSLRs. The original DIGIC processor was followed in 2004 by the DIGIC II processor, which combines all functions on a single chi...
Page 7 - forms the following steps:; RAW images; RAW files; contain the full in-; The CHDK main menu organizes the; MENU
2.3 The CHDK: What it is and how it works 7 The CHDK adds an additional task that manages the CHDK functions. In addition, the CHDK needs hooks in the native tasks to communicate with them. Therefore, the CHDK loader embodied in the file DISKBOOT.BIN per- forms the following steps: f Copies the core...
Page 8 - DNG format; Pentax; Scripting and motion detection; Lua; More control; focus; Better information; battery meter
8 C H A P T E R 2 Cameras and Operating Systems Recent versions of the CHDK are able to deliver RAW data in the popular DNG format , created by Adobe as a camera-manufacturer-independent RAW format. It’s a sensible choice; manufacturers of premium cameras such as Hasselblad, Leica, and Pentax have c...
Page 9 - before; Remote control; An incentive to always take your
2.3 The CHDK: What it is and how it works 9 display of zebra areas (over- and underexposed image areas masked with a zebra pattern) that allow you to judge exposure before shooting. These in- formation items can be arranged freely on the screen with the help of the built-in OSD editor. The Edge Over...