From the course: Enhancing Night and Low-Light Photos with Photoshop
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Toning 32-bit HDR files in Camera Raw - Photoshop Tutorial
From the course: Enhancing Night and Low-Light Photos with Photoshop
Toning 32-bit HDR files in Camera Raw
- [Instructor] Before we get into the details of working with the 32-bit option in Photoshop's merge to HDR pro, let's take a moment for a quick review of how bit depth relates to digital image files. So most digital photos are eight-bit, and an eight-bit file can contain 256 possible tonal levels per color channel. RAW files from most digital cameras can capture 14-bits of data, and a 14-bit file can contain over 16000 possible tonal levels. Now just as an aside, Photoshop does not have a 14-bit mode, so anything over eight-bits is automatically categorized as a 16-bit file. So what does this mean when you have a high bit depth file? Well for one, it means that you have much more tonal information that describes the scene in the image. This translates to greater editing flexibility, particularly if you need to make significant adjustments to improve the image. That in turn means better image quality, especially for…
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