使用ffmpeg或OpenCV处理.Raw图像 [英] Processing .Raw images using ffmpeg or OpenCV

问题描述

阅读了任何图像数字化的原始图像格式的

解决方案

  ffmpeg -f rawvideo -s 640x480 -pix_fmt yuyv422 -i frame-1.raw frame-1.jpg 
  

这些选项是基于 V4 l2 代码链接，生成的图像是您希望获得的图像。

After reading Wikipedia page of Raw image format which is the digital negative of any image.

To be viewed or printed, the output from a camera's image sensor has to be processed, that is, converted to a photographic rendering of the scene, and then stored in a standard raster graphics format such as JPEG. This processing, whether done in-camera or later in a raw-file converter, involves a number of operations, typically including

I have some .raw files grabbed from my Logitech c920 using v4l2 example but when I display the image it looks like this: a raw image where in other frames I can see my shadow

Does anyone knows how to process such files to see the complete frame ?

Here is a link to the original .raw file

解决方案

ffmpeg -f rawvideo -s 640x480 -pix_fmt yuyv422 -i frame-1.raw frame-1.jpg

The options were set based on the v4l2 code linked, and the resulting image is the one you would expect to get.

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