Category Archives: Audio and Video
Registax, Tool for enhancing an astro image from set of images
It is possible to improve your sky photos by using stacking tool like Registax. The input needed is a set of repetitive photos. For Canon cameras, there exist modification called CHDK with an intervalometer script, with which it is staightforward … Continue reading
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Tools for Colors and Color names: “What Color”, SIHwheel, “Name That Color”
This blog is not about choosing the right color, but about identifying what color is being used. Some tools provide numeric RGB values, but there are some ways to get the nearby color name, as will be shown here. Getting … Continue reading
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DIY heater for digital camera
Once, when taking outside photos, the digital camera (Canon SX1) started to get problems. I hadn’t thought about it much earlier, but obviously -18 degree Celsius was too much for the electronics. Quick search on internet showed several DIY heater … Continue reading
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CHDK, Modification to enhance your camera (Canon)
Canon Hack Development Kit, CHDK, makes it possible to enhance Canon Powershot cameras without replacing the firmware. It can be loaded from SD, in camera first press <alt> button and then menu, see picture below. Good place to start: CHDK … Continue reading
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Test, convert normal webcam into night vision webcam (infrared)
Many of the webcam contain a IR-filter to block the infrared light from the sensor. It is possible to turn the webcam into night vision webcam by removing the internal IR-filter and replacing it with “visible light” blocking material. The … Continue reading
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Tip, how to brighten your night videos (new year) by VLC
The VLC media player can be used for more than just playing videos. For example for converting video from one format into another. (Converting video can also be done with XMedia Recode tool.) But less known is that VLC can … Continue reading
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Night Sky photos with digital compact camera
I have a 12MP, 12x optical zoom digital camera, Canon PowerShot SX200, and I wanted to see how well that fits to shooting constellations and stars. This camera has manual settings as well. (camera review) I was going after the … Continue reading
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