The image pick-up apparatus has an image pick-up unit that picks up an image and outputs RAW still image data; a creation unit that creates, when the RAW still image data is picked up, a development parameter that is a parameter used in development processing of the RAW still image data; and a saving unit that saves, in a storage unit, the development parameter created when the RAW still image data is picked up as a first development parameter which can be used in development processing of the RAW still image data, and further saves, in the storage unit, a development parameter created at other time as a second development parameter which can be used in development processing of the RAW still image data, when saving the RAW still image data outputted from the image pick-up unit in the storage unit.