This document discusses various technical elements of media language including mise-en-scene, camera techniques, sound, and editing. It introduces concepts from semiotics such as the distinction between signifier and signified proposed by Saussure. Peirce's categorization of signs as symbolic, iconic, or indexical is also outlined. The document discusses how Barthes applied semiotic concepts to show how signs take on dominant ideological meanings within a society and shape perceptions in subtle ways.