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These are raw formats. While they look similar to the eye, they handle color data differently at the bit level.

In DirectShow, a USB camera is represented as a "source filter." Most modern cameras provide at least two output "pins": 53455028.jpg

This is your workhorse. it provides a continuous stream of video frames, typically used for live previews. These are raw formats

Depending on your project requirements, you have two main paths for saving a frame: it provides a continuous stream of video frames,

Note that MJPG is a video compression format and is not identical to a standard .jpg file. Even if your camera outputs MJPG, you still need to process it if you want a standalone image file. How to Save Your Captures

Use a if you need to "grab" a specific frame from the stream.