Today's photo is from autograph dedication event held at FNAC (at Les Halles in Paris).
This event was part of the Une enfant du siècle promotion back in 2010, however it wasn't the release event of the album which took place earlier in March at Virgin Megastore.
You can save the HQ photo by right clicking on it and select "save link as...". Make sure save the link and not the small image.