A method for acquiring data including image and audio data, the method comprising: • at time t-1, detecting a scene according to a method implemented by a mobile electronic device for detecting a scene that comprises: - capturing (S12, S14) first image data and first audio data, Image t-1 and Audio t-1; - slightly after this step of capturing (S12, S14), analyzing both the first image data and the first audio data, Image t-1 and Audio t-1, and determining a scene S t-1 according to said analyzing; • at time t: - detecting a scene according to a method implemented by a mobile electronic device for detecting a scene that comprises: ▪ capturing (S12, S 14) image data and audio data, Image t and Audio t, depending on said scene S t-1 that has been detected at time t-1; ▪ slightly after this step of capturing (S12, S14), analyzing both the image data and the audio data, Image t and Audio t, and determining a scene S t according to said analyzing; and - modifying (S52, S54) said image and audio data, Image t-1 and Audio t-1, which have been captured at time t-1, depending on said scene S t-1 that has been detected at time t-1; • attimet+1: - modifying (S52, S54) said image and audio data, Image t and Audio t, which have been captured at time t, depending on said scene S t that has been detected at time t; wherein: - the detecting and the modifying steps (S12, S14, S20, S30, S52, S54) implemented at time t are iterated. • at time t-1, detecting a scene according to a method implemented by a mobile electronic device for detecting a scene that comprises: - capturing (S12, S14) first image data and first audio data, Image t-1 and Audio t-1; - slightly after this step of capturing (S12, S14), analyzing both the first image data and the first audio data, Image t-1 and Audio t-1, and determining a scene S t-1 according to said analyzing; - capturing (S12, S14) first image data and first audio data, Image t-1 and Audio t-1; - slightly after this step of capturing (S12, S14), analyzing both the first image data and the first audio data, Image t-1 and Audio t-1, and determining a scene S t-1 according to said analyzing; • at time t: - detecting a scene according to a method implemented by a mobile electronic device for detecting a scene that comprises: ▪ capturing (S12, S 14) image data and audio data, Image t and Audio t, depending on said scene S t-1 that has been detected at time t-1; ▪ slightly after this step of capturing (S12, S14), analyzing both the image data and the audio data, Image t and Audio t, and determining a scene S t according to said analyzing; and - modifying (S52, S54) said image and audio data, Image t-1 and Audio t-1, which have been captured at time t-1, depending on said scene S t-1 that has been detected at time t-1; - detecting a scene according to a method implemented by a mobile electronic device for detecting a scene that comprises: ▪ capturing (S12, S 14) image data and audio data, Image t and Audio t, depending on said scene S t-1 that has been detected at time t-1; ▪ slightly after this step of capturing (S12, S14), analyzing both the image data and the audio data, Image t and Audio t, and determining a scene S t according to said analyzing; and ▪ capturing (S12, S 14) image data and audio data, Image t and Audio t, depending on said scene S t-1 that has been detected at time t-1; ▪ slightly after this step of capturing (S12, S14), analyzing both the image data and the audio data, Image t and Audio t, and determining a scene S t according to said analyzing; and - modifying (S52, S54) said image and audio data, Image t-1 and Audio t-1, which have been captured at time t-1, depending on said scene S t-1 that has been detected at time t-1; • attimet+1: - modifying (S52, S54) said image and audio data, Image t and Audio t, which have been captured at time t, depending on said scene S t that has been detected at time t; wherein: - the detecting and the modifying steps (S12, S14, S20, S30, S52, S54) implemented at time t are iterated. - modifying (S52, S54) said image and audio data, Image t and Audio t, which have been captured at time t, depending on said scene S t that has been detected at time t; - the detecting and the modifying steps (S12, S14, S20, S30, S52, S54) implemented at time t are iterated.