He was born in 1972 in Grenoble, France and went to school in Lycée Joffre (Montpellier), where he created a widely known program, the executable compressor LZEXE. After studying at l'École Polytechnique, in 1996 he specialized at Télécom Paris
In 1997, he discovered the fastest formula to calculate single digits of pi in binary representation, which is a variant of the Bailey-Borwein-Plouffe formula.
Gérard Lantau, one of the listed creators of FFmpeg, is his alter ego.