Image forming apparatus and system for changing a parameter value of a plurality of images by a predetermined amount

An image forming apparatus comprising:

• memory means for storing an intraframe encoded frame from moving image data;
• changing means for changing a parameter value of an intraframe encoded frame which is read out from said memory means;
• recording means for recording an image represented by the intraframe encode frame output from said changing means;
• and
• control means for controlling said changing means and said recording means so as to record a plurality of images so that the parameter value of each of the plurality of images is automatically changed by a predetermined amount with respect to a preceding image.

An image forming system comprising:

• a reproducing apparatus for reproducing moving image data selectively encoded using intraframe encoding and interframe encoding from a recording medium;
• an interface apparatus, comprising:
• first input means for inputting the moving image data reproduced by said reproducing apparatus;
• instructions means for instructing extraction of a desired image data from among the moving image data inputted by said first input means;
• extraction means for extracting image data from the moving image data inputted by said first input means which has been intraframe encoded in a predetermined time period in response to an instruction from said instruction means;
• and
• output means for outputting the image data extracted by said extraction means;
• and
• an image forming apparatus comprising:
• second input means for inputting the moving image data outputted by said output means;
• changing means for changing the density of an image of the moving image data which is input by said second input means;
• recording means for recording an image represented by the moving image data output from said changing means on a recording medium;
• and
• control means for controlling said changing means and said recording means so as to record a plurality of images represented by the moving image data which is changed by said changing means so that the density of each of the plurality of images is automatically changed by a predetermined amount with respect to a preceding image.

An image forming apparatus comprising:

• input means for inputting moving image data representing a plurality of picture frames;
• changing means for changing a parameter value of an intraframe encoded frame from the input moving image data;
• recording means for recording an image represented by the intraframe encoded frame output from said changing means;
• and
• control means for controlling said changing means and said recording means so as to record a plurality of images on one recording medium so that the parameter value of each of the plurality of images is automatically changed by a predetermined amount with respect to an adjacent image.

An image processing method comprising the steps of:

• supplying moving image data including frames that have been selectively encoded as one of an intraframe encoded frame and an interframe encoded frame;
• outputting moving images represented by the moving image data supplied in said supplying step;
• designating a desired image from among the moving images output in said outputting step;
• extracting intraframe encoded frames from the moving image data supplied in said supplying step;
• and
• storing, in response to said designating step, an intraframe encoded frame corresponding to the desired image designated in said designating step together with (i) intraframe encoded frames extracted from the moving image data within a predetermined time period before the desired image and (ii) intraframe encoded frames extracted from the moving image data within a predetermined time period after the desired image.

An image forming method comprising the steps of:

• inputting moving image data representing a plurality of picture frames;
• changing a parameter value of an intraframe encoded frame from the input moving image data;
• recording an image represented by the intraframe encoded frame output by said changing step;
• and
• controlling said changing and said recording steps so as to record a plurality of images on one recording medium so that the parameter value of each of the plurality of images is automatically changed by a predetermined amount with respect to an adjacent image.

An image forming method comprising the steps of:

• reproducing moving image data selectively encoded using intraframe encoding and interframe encoding from a recording medium;
• inputting the moving image data reproduced by said reproducing step;
• instructing extraction of a desired image data from among the moving image data inputted by said inputting step;
• extracting image data from the moving image data inputted by said inputting step which has been intraframe encoded in a predetermined time period in response to an instruction from said instructing step;
• outputting the image data extracted by said extracting step;
• inputting the moving image data outputted by said outputting step;
• changing the density of an image of the moving image data which is inputted by said inputting step for inputting the moving image data outputted by said outputting step;
• recording an image represented by the moving image data changed by said changing step on a recording medium;
• and
• controlling said changing step and said recording step so as to record a plurality of images on one recording medium so that the density of each of the plurality of images is automatically changed by a predetermined amount with respect to an adjacent image.

An image processing apparatus comprising:

• input means for inputting moving image data composed of a plurality of pictures from a transmission path;
• processing means for processing the input image data with a processing parameter value;
• output means for outputting the image data so that a plurality of images are output corresponding to pictures represented by the image data processed by said processing means, said output means outputting the image data such that the processing parameter value for each of the plurality of images is different and such that each of the plurality of images is output to a common screen;
• selecting means for selecting a first image, to be output, from among the plurality of images output by said output means and for selecting a second image, having a desired processing parameter value, from among the plurality of images by said output means;
• and
• setting means for setting the processing parameter value of said processing means to the processing parameter value of the second image selected by said selecting means.

An image processing apparatus comprising:

• reading means for reading image data of a plurality of pictures from a storage device;
• processing means for processing the image data with a processing parameter value;
• output means for outputting the image data so that a plurality of images are output corresponding to pictures represented by the image data processed by said processing means, said output means outputting the image data such that the processing parameter value for each of the plurality of images is different and such that each of the plurality of images is output to a common screen;
• selecting means for selecting a first image, to be output, from among the plurality of images output by said output means and for selecting a second image, having a desired processing parameter value, from among the plurality of images output by said output means;
• and
• setting means for setting the processing parameter value of said processing means to the processing parameter value of the second image selected by said selecting means.

An image processing apparatus comprising:

• input means for inputting moving image data including frames that have been selectively encoded as one of an intraframe encoded frame and an interframe encoded frame;
• changing means for changing a parameter value of the intraframe encoded frame in the input moving image data;
• output means for outputting image data of the intraframe encoded frame output from said changing means;
• and
• control means for controlling said changing means and said output means so that a plurality of images represented by the image data of the intraframe encoded frame are shown on one screen and that the parameter value of each of the plurality of images is automatically changed by a predetermined amount with respect to an adjacent image.