Image data processing for an electronic still camera

Claim 1

The image data processing apparatus according to. claim 1, characterized in that said memory (403) is a memory card (400) having a shape of a card, and this memory card (400) is detachable from the signal processing unit (200). 3. The image data processing apparatus according to claim 2, characterized by further comprising a reproduction unit (300) detachably installed in the signal processing unit (200), for reproducting the data once recorded in the memory (403) in the signal processing unit (200). 4. The image data processing apparatus according to claim 3, characterized in that plural types of pickup unit (100) are provided with an adapter (122) for compensating for the focal length due to the difference in the optical path length from the lens (101) to the solid pickup element (114, 117, 120). 5. The image data process apparatus according to claim 4, characterized in that the pickup unit (100) is provided with an analog/digital converter (125) for converting the electrical data delivered from the solid pickup element (114, 117, 120) into digital data. 6. An image data processing apparatus comprising: a pickup unit (100) for converting a taken optical image into electrical data by using solid pickup element (114, 117, 120), a signal processing unit (200) for processing the data delivered from the pickup unit (100) and recording in a memory (403), both being composed separately, wherein the pickup unit (100) is detachable from the signal processing unit (200), and the pickup unit (100) is provided with a finder (104). 7. The image data processing apparatus according to claim 6, characterized in that said memory (403) is a memory card (400) having a shape of a card, and this memory card (400) is detachable from the signal processing unit (200). 8. The image data processing apparatus for converting a taken optical image into digital image data, comprissing the data, and recording in a memory (403), said apparatus comprising: first means (221, 228) for calculating the activity of all screen portion of the digital image data and automatically setting the data compression rate. 9. The image data processing apparatus according to claim 8, characterized by further comprising second means (232) for manually setting the data compression rate from outside. 10. The image data processing apparatus according to claim 9, characterized by further comprising third means (203j) for issuing an alarm when the data cannot be recorded in the remaining recording capacity of the memory (403) at the data compression rate determined by the first means (221, 228). 11. The image data processing apparatus according to claim 9, characterized by further comprising fourth means (221, 228) for automatically changing the data compression rate to a compression rate capable of storing the digital image data into the remaining recording capacity of the memory (403), when the data cannot be recorded completely in the remaining recording capacity of the memory (403) at the data compression rate determined by thefirst means (221, 228). 12. An image data processing apparatus for converting a taken optical image into digital image data through solid pickup elements (114, 117, 120), compressing the data, and recording in a memory, said apparatus comprising: first means (222) or adding the fixed noise component contained in the digital image data by the portion of k exposures, second means (222) for adding the digital image data obtained by k exposures, and third means (222, 223, 225) for subtracting the output data of the first means (222) from the output data of the second means (222) to obtain multiple exposure image for the portion of k exposures being rid of fixed noise. 13. The image data processing apparatus according to claim 12, characterized in that the fixed noise is a signal delivered from the solid pickup element (114, 117, 120) in the closed state of the shutter. 14. An image data processing apparatus for converting a taken optical image into digital image data and recording into a memory, provided with a continuous filming function, said apptatus comprising: first means (222, 223, 225) for recording, in a photographic state by continuous filming function, the digital image data corresponding to the optical image of the first exposure into a memory (403), and recording the difference portion of the digital image data corresponding to the optical image of the second and subsequent exposures from the digital image data of the first exposure recorded in the memory (403) into the same memory (403), and second means (222, 223, 225) for updating the digital image data recorded in the memory (403), ever time a specified number of exposures are taken, in the photographic state by the first means (222, 223, 225). 15. The image data processing apparatus according to claim 14, characterized by further comprising third means (221, 226) for calculating the number of steps N until reaching finally the minimum or maximum exposure amount from the present exposure amount, according to the preset number k of continuous filming, fourth means (221, 226) for calculating the exposure amount to be changed in every exposure on the basis of the number of 29. The image data processing apparatus according to claim 28, characterized in that changeover of the first and second memories (231 a, 231b) for writing by the writing means (231 c, 231 e) is effected in the state in which digital image data is not delivered from the cameras (100, 200) for a specific period, and in the state in which specified quantity of data is written in one of the memories (231 a, 231 b). 30. The image data processing apparatus according to claim 28, characterized by further comprising means (221) for interrupting the photography of the cameras (100, 200), in the state in which specified quantity of data is recorded in both first and second memories (231 a, 231 b). 31. An image data processing apparatus for converting a taken optical image into digital image data and recording in a card type memory (400), said apparatus comprising: an editing machine (600) possessing mounting parts (614 to 616) for mounting the card type memory (400), plural connecting parts (618) for connecting plural external devices, and data processing means (625g, 625h) for delivering by compressing and expanding the digital image data supplied from the card type memory (400) and external devices connected to the mounting parts (614 to 616) and the plural connecting parts (618). 32. The image data processing apparatus according to claim 31, characterized by further comprising plural mounting parts (614 to 616) of the card type memory (400), first display parts (614a, 615a) for displaying the mounting state of the card type memories (400) in the plural mounting parts (614 to 616), and a second display part (613) for displaying the mounting state of external devices in the plural connecting parts (618). 33. The image data processing apparatus according to claim 31, characterized in that the mounting parts (614 to 616) possess trays (616) for containing the card type memories (400), and the card type memories (400) are connected to or separated from the connectors (623) in the editing machine (600) by using the tray (616). 34. The image data processing apparatus according to claim 31, characterized in that the bus lines (DBO, DB1, DB2) for sending out the data from the card type memory (400) and external devices to the data processing means (625g, 625h), and the bus lines (DBO, DB1, DB2) for sending out the data from the data processing means (625g, 625h) to the card type memories (400) and external devices are provided as different bus lines (DBO, DB1, DB2). 35. The image data processing apparatus according to claim 31, characterized in that at least one of said external devices comprises command input means, at least another one of said external devices comprises display means, and at least still another one of said external devices comprises recording means. 36. The image data processing apparatus according to claim 31, characterized by further comprising an extension program cartridge (813) which can be connected to the editing machine (600) and possess predetermined extension programs for controlling the operation of the editing machine (600). 37. An image data processing apparatus for reproducing digital image data obtained photographically by a digital still camera (11) and displaying on a screen, said apparatus comprising: a recording medium (400) in which plural digital image data are recorded, retrieval means (628) for retrieving desired digital image data on the basis of the header information added to the digital image data recorded in this recording medium (400), display means (626) for displaying plural digital image data retrieved by the retrieval means (625) by dividing into display regions of divided screens, an extension memory (626d) for recording the retrieved digital image data not completely displayed by this display means (626), and control means (625) for displaying the digital image data recorded in this extension memory (626d) by dividing into display regions of the display means (626) by external operation. 38. An image data processing apparatus for reproducing digital image data obtained photographically by a digital still camera (11) and displaying on a screen, in which a first sub-menu is displayed to the mode operated and specified from the main menu, and a second sub-menu is displayed to the mode operated and specified from the first sub-menu, and the image data is processed in such format, said apparatus comprising: recording means (625) for recording the programmed data of the operation specification of a series of processing procedure to a specific processing action, and execution means (625) for automatically executing the specific processing action on the basis of the data recorded in this recording means (625). 39. An image data processing apparatus for reproducing digital image data obtained photographically by a digital still camera (11) and displaying on a screen, possessing means for editing and processing the digital image data, said apparatus comprising: recording means (625) for recording the image data displayed in the editing and processing steps, and display means (626) for displaying the image data recorded in this recording means (625) by dividing into display regions of divided screens in the sequence shown in the editing and processing steps.40. An image data processing apparatus for re-