Binary file formats
12 tools
RIFF chunk size planner
Calculate word padding, total file size and the RIFF size field.
CalculatorPNG IHDR decoder
Read dimensions, bit depth and color type from a 13-byte IHDR payload.
CalculatorWebP VP8X decoder
Read extended WebP canvas dimensions and feature flags.
CalculatorJPEG lossless crop alignment
Align a crop’s upper-left corner to JPEG MCU boundaries.
CalculatorFixed-point byte encoder
Quantize a decimal value to signed or unsigned fixed-point bytes.
CalculatorQOI header decoder
Decode a QOI image’s dimensions, channel count and color-space flag.
CalculatorFarbfeld size and header
Calculate uncompressed farbfeld size and export its 16-byte header.
CalculatorICO directory entry decoder
Read one ICONDIRENTRY’s dimensions, bit fields and image byte range.
CalculatorRadiance RGBE encoder
Encode nonnegative linear RGB into a shared-exponent RGBE pixel.
CalculatorRaw PBM row planner
Calculate P4 bitmap row padding, raster bytes and canonical file size.
CalculatorBMP row-stride planner
Calculate DWORD-aligned rows and pixel data size for uncompressed BMP.
CalculatorDICOM segmented palette component
Expand one decoded 16-bit palette component and trace its encoded segments.
Utility