forensicsPromedium
Мертвое изображение (Dead Image)
hackerlab
Task: Recover an image from raw pixel data after BMP header was lost during PNG to BMP conversion. Solution: Calculate image dimensions via factorization of pixel count, manually reconstruct BMP file header and BITMAPINFOHEADER.
$ ls tags/ techniques/
rgbafile_headerfile_formatpixel_datafactorizationbmpraw_pixelsimage_recoveryheader_reconstructionimage_dimensionsbitmap
Raw pixel data analysisBMP file header manual reconstructionImage dimension calculation via factorizationRGBA pixel format identification
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