New answers tagged

1

A jpeg compressed image contains (in byte) the upper bound for unique «information» that can reliably be extracted from that image. Decoding will increase the file size, but not knowledge about the true scene. Further, jpeg is «fairly good» but far from perfect in judging what details matters for a human viewer. With that in mind, what about training on the ...


2

Decoding is sometimes another word for uncompressing. Compression used to be called "source coding" (in comparison to channel coding). For images compressed at a single resolution, like in the baseline JPEG, finally-decompressed images have the same size as the original, as already answered. This might not be the case with multiresolution coder ...


2

Image processing is mostly done on frames. The digital image frame is a rectangular raster of pixels, either in an RGB color space or a color space such as YCbCr. So, as you noticed, you can be sure that your compressed images are decoded to rectangular rasters in your application. Each encoded image file stores with its data the source bitmap size (width ...


Top 50 recent answers are included