An imaging control method, applicable to an imaging device, wherein the imaging device comprises a pixel unit array comprising photosensitive pixels, the photosensitive pixels comprise long-exposure pixels, medium-exposure pixels and short-exposure pixels, and the imaging control method comprises: controlling the long-exposure pixels to be exposed with an initial long-exposure parameter so as to acquire initial long-exposure pixel information including a plurality of long-exposure pixels each with an adjusted brightness greater than or equal to a reference brightness, controlling the medium-exposure pixels to be exposed with an initial medium-exposure parameter so as to acquire initial medium-exposure pixel information and controlling the short-exposure pixels to be exposed with an initial short-exposure parameter so as to acquire initial short-exposure pixel information during the exposure process of the long-exposure pixels, the initial long-exposure parameter comprising an initial long-exposure time and an initial long-exposure gain, the initial medium-exposure parameter comprising an initial medium-exposure time and an initial medium-exposure gain, the initial short-exposure parameter comprising an initial short-exposure time and an initial short-exposure gain; wherein the method further comprises: calculating a corrected long-exposure parameter according to the initial long-exposure pixel information, the corrected long-exposure parameter comprising a corrected long-exposure time and a corrected long-exposure gain; calculating a corrected medium-exposure parameter and a corrected short-exposure parameter according to the corrected long-exposure parameter, the corrected medium-exposure parameter comprising a corrected medium-exposure time and a corrected medium-exposure gain, the corrected short-exposure parameter comprising a corrected short-exposure time and a corrected short-exposure gain; and controlling the pixel unit array to be exposed according to the corrected long-exposure parameter, the corrected medium-exposure parameter and the corrected short-exposure parameter synchronously, so as to output a high dynamic range image. controlling the long-exposure pixels to be exposed with an initial long-exposure parameter so as to acquire initial long-exposure pixel information including a plurality of long-exposure pixels each with an adjusted brightness greater than or equal to a reference brightness, controlling the medium-exposure pixels to be exposed with an initial medium-exposure parameter so as to acquire initial medium-exposure pixel information and controlling the short-exposure pixels to be exposed with an initial short-exposure parameter so as to acquire initial short-exposure pixel information during the exposure process of the long-exposure pixels, the initial long-exposure parameter comprising an initial long-exposure time and an initial long-exposure gain, the initial medium-exposure parameter comprising an initial medium-exposure time and an initial medium-exposure gain, the initial short-exposure parameter comprising an initial short-exposure time and an initial short-exposure gain; wherein the method further comprises: calculating a corrected long-exposure parameter according to the initial long-exposure pixel information, the corrected long-exposure parameter comprising a corrected long-exposure time and a corrected long-exposure gain; calculating a corrected medium-exposure parameter and a corrected short-exposure parameter according to the corrected long-exposure parameter, the corrected medium-exposure parameter comprising a corrected medium-exposure time and a corrected medium-exposure gain, the corrected short-exposure parameter comprising a corrected short-exposure time and a corrected short-exposure gain; and controlling the pixel unit array to be exposed according to the corrected long-exposure parameter, the corrected medium-exposure parameter and the corrected short-exposure parameter synchronously, so as to output a high dynamic range image. calculating a corrected long-exposure parameter according to the initial long-exposure pixel information, the corrected long-exposure parameter comprising a corrected long-exposure time and a corrected long-exposure gain; calculating a corrected medium-exposure parameter and a corrected short-exposure parameter according to the corrected long-exposure parameter, the corrected medium-exposure parameter comprising a corrected medium-exposure time and a corrected medium-exposure gain, the corrected short-exposure parameter comprising a corrected short-exposure time and a corrected short-exposure gain; and controlling the pixel unit array to be exposed according to the corrected long-exposure parameter, the corrected medium-exposure parameter and the corrected short-exposure parameter synchronously, so as to output a high dynamic range image.