I have a question in case someone knows: If I wanted to develop a custom JPEG decoder, what would be the easiest way to get image data from a jpeg file into Te

I have a question in case someone knows: If I wanted to develop a custom JPEG decoder, what would be the easiest way to get image data from a jpeg file into Tensorflow (or numpy, Pytorch, etc.) tensors? I mean the raw DCT coefficients, and the coefficient table?