A Method for Treating Filmed Sociological Data: This article presents a method of analysis of filmed observations developed during research which also involved opened interviews and questionnaires. This method of coding images resulted in the construction of standardized and quantitifed data on the informal behaivor or behavior that is only slightly objectified in the subjects' dscourse. The steps of this standardization and the difficulties encountered are described. A preliminary analysis of thèse data shows the value of their construction and their confrontation or comparison with other data collected during the interviews.