A medical image processing system (602,621,622,623) comprising: a light source unit configured to emit white light and configured to emit specific light having a spectrum different from a spectrum of the white light; an imaging unit configured to acquire a white light image by imaging an observation target being illuminated with the white light, and to acquire a specific light image by imaging the observation target being illuminated with the specific light; an observation situation acquisition unit configured to acquire at least one of a moving speed of the imaging unit, zoom information relating to zooming of enlarging the observation target, or a light emission amount of the white light or the specific light; and a light source control unit configured to control the number of light emission frames of the white light and the number of light emission frames of the specific light, in one light emission cycle, according to the at least one of the moving speed of the imaging unit, the zoom information, or the light emission amount of the white light or the specific light, in a case where the moving speed, the zoom information or the light emission amount, respectively, is acquired by the observation situation acquisition unit, wherein the light source control unit configured to perform control such that, in a case where the zoom information is acquired by the observation situation acquisition unit, the number of light emission frames of the specific light is greater than the number of light emission frames of the white light at a time of using the zooming, and perform control such that the number of light emission frames of the white light is greater than the number of light emission frames of the specific light at a time of not using the zooming. a light source unit configured to emit white light and configured to emit specific light having a spectrum different from a spectrum of the white light; an imaging unit configured to acquire a white light image by imaging an observation target being illuminated with the white light, and to acquire a specific light image by imaging the observation target being illuminated with the specific light; an observation situation acquisition unit configured to acquire at least one of a moving speed of the imaging unit, zoom information relating to zooming of enlarging the observation target, or a light emission amount of the white light or the specific light; and a light source control unit configured to control the number of light emission frames of the white light and the number of light emission frames of the specific light, in one light emission cycle, according to the at least one of the moving speed of the imaging unit, the zoom information, or the light emission amount of the white light or the specific light, in a case where the moving speed, the zoom information or the light emission amount, respectively, is acquired by the observation situation acquisition unit, wherein the light source control unit configured to perform control such that, in a case where the zoom information is acquired by the observation situation acquisition unit, the number of light emission frames of the specific light is greater than the number of light emission frames of the white light at a time of using the zooming, and perform control such that the number of light emission frames of the white light is greater than the number of light emission frames of the specific light at a time of not using the zooming.