Method for identifying a show in a video filmed by a camera of a spectator, including: a) among a set of several possible colours, the selection of one or more specific colours to identify this show, each of the possible colours being suitable for being captured by any camera of a spectator, b) the recording , in a database, of an identifier of the show associated with values which code the specific colour or colours selected to identify this show, c) before the show is filmed by the camera of the spectator, the insertion within a scene in which the show is performed of at least one controllable display panel suitable for displaying the selected specific colour or colours, then d) the commanding, by an electronic device for tracing the show, of the displaying , by each display panel and without taking into account the lighting of the scene, of the selected specific colour or colours at a moment when the camera of the spectator films the scene, such that this or these displayed specific colours are captured by the camera of the spectator, e) once at least a first image of the scene has been captured by the camera of the spectator, the electronic device for tracing the show: • downloads at least one image of the video filmed by the spectator, then • searches , in the downloaded image, for the specific colour or colours associated, by the database, with an identifier of this show, then • if the specific colour or colours are found in the downloaded image, identifies the filmed show with the aid of the show identifier associated, by the database, with this or these specific colours and, otherwise, does not identify this show from this downloaded image and with the aid of this identifier. a) among a set of several possible colours, the selection of one or more specific colours to identify this show, each of the possible colours being suitable for being captured by any camera of a spectator, b) the recording , in a database, of an identifier of the show associated with values which code the specific colour or colours selected to identify this show, c) before the show is filmed by the camera of the spectator, the insertion within a scene in which the show is performed of at least one controllable display panel suitable for displaying the selected specific colour or colours, then d) the commanding, by an electronic device for tracing the show, of the displaying , by each display panel and without taking into account the lighting of the scene, of the selected specific colour or colours at a moment when the camera of the spectator films the scene, such that this or these displayed specific colours are captured by the camera of the spectator, e) once at least a first image of the scene has been captured by the camera of the spectator, the electronic device for tracing the show: • downloads at least one image of the video filmed by the spectator, then • searches , in the downloaded image, for the specific colour or colours associated, by the database, with an identifier of this show, then • if the specific colour or colours are found in the downloaded image, identifies the filmed show with the aid of the show identifier associated, by the database, with this or these specific colours and, otherwise, does not identify this show from this downloaded image and with the aid of this identifier. • downloads at least one image of the video filmed by the spectator, then • searches , in the downloaded image, for the specific colour or colours associated, by the database, with an identifier of this show, then • if the specific colour or colours are found in the downloaded image, identifies the filmed show with the aid of the show identifier associated, by the database, with this or these specific colours and, otherwise, does not identify this show from this downloaded image and with the aid of this identifier. <EOS>