WO2004047436A1 - 映像閲覧システムおよび方法 - Google Patents
映像閲覧システムおよび方法 Download PDFInfo
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- WO2004047436A1 WO2004047436A1 PCT/JP2003/014671 JP0314671W WO2004047436A1 WO 2004047436 A1 WO2004047436 A1 WO 2004047436A1 JP 0314671 W JP0314671 W JP 0314671W WO 2004047436 A1 WO2004047436 A1 WO 2004047436A1
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004364 calculation method Methods 0.000 claims description 11
- 230000001174 ascending effect Effects 0.000 claims description 8
- 239000002994 raw material Substances 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 34
- 238000004519 manufacturing process Methods 0.000 description 16
- 230000006870 function Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/34—Indicating arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
Definitions
- the present invention relates to a technology for searching and browsing an arbitrary video from a plurality of video groups, and more particularly to a video browsing system and method for browsing information related to video production.
- the base video represented by the video shot on site is called “material video”
- the video produced by editing the material video is called “edited video”
- the edited video is called “edited video”.
- the final broadcasted video will be referred to as “on-air video”.
- editing work is indispensable for video production, and it is rare to use the entire video taken on site.
- the broadcasting station may cut off midway due to time restrictions or interrupt the telop. For this reason, the actual aired video and the edited video do not always match.
- manage the video source material and search for the target video It must be able to browse.
- the broadcast program management device disclosed in this publication stores in advance a correspondence between a complete package (on-air video) and a white material (edited video) in a memory. More specifically, the complete packet stored in the memory is divided into shots for each cut, and the similarity between the video of the complete packet and the video section in the white material is calculated by calculating the correlation value of the frame image. Use Judgment. In this way, it is possible to associate the video section information of each complete shot with the video section information of the white material for which similarity has been determined (paragraph numbers 004 to 058, FIG. 10, FIG. 11 See 1).
- an edited video is produced by partially using the material video according to the problem awareness and intention at the time, but the problem awareness changes over time, and another part of the same material video is important.
- the production of news to be broadcast on the same day can be done by reusing the edited video, but when producing more detailed content such as special feature programs at a later date, the edited video alone Insufficient, often searching for the required video back to the source video.
- Another object of the present invention is to provide a video browsing system and a video browsing method capable of browsing the usage frequency of a video.
- a video of one of a first video group and a second video group produced using the first video group is designated. By doing so, the use frequency of the specified video in another video group is obtained and displayed.
- the first video group, the second video group produced using the first video group, and the second video group produced using the second video group are produced.
- the frequency of use of the specified video in another video group that has a correspondence with the specified video is specified. Ask and display.
- the video browsing system can search for a plurality of video groups having a series of correspondences that a video of a next video group is produced using at least one video of a video group.
- a first storage unit for storing, a second storage unit for retrievably storing a mutual correspondence obtained from the series of correspondences, and a video of one of the plurality of video groups are designated. Then, the correspondence relation for the specified video is searched from the second storage unit, and the designation in another video group is searched based on the searched correspondence relation.
- a use frequency generation unit that generates the use frequency of the obtained video; and a control unit that displays the use frequency on a display unit.
- the second storage unit searchably stores, for each of the plurality of video groups, correspondence information indicating that each video section corresponds to one video section of another video group.
- the use frequency generation unit searches the second storage unit for corresponding information on the specified video, and A search unit that specifies a use video section in another video group of videos; and a use frequency calculation unit that generates a use frequency of the specified video in the another video group based on the use video section. It can be configured as follows.
- the control unit may graph and display a use frequency of the specified video in the other video group based on a video section of the specified video.
- control unit displays a pointer that can be moved in the time axis direction of the video section of the specified video together with the graphed use frequency, and when the pointer is operated, the time pointed by the pointer. It is desirable to display the specified image from a position.
- a use video section is specified; d) a use frequency of the specified video in the other video group is generated based on the use video section; and e) the use frequency is displayed on a display unit.
- the step d) is to specify a use frame number of the specified video from the use video section, and to use the use frame number in all use video sections in the other video group.
- the use frequency can be generated by counting the frame numbers.
- a fifth aspect of the present invention in a video browsing method for browsing a desired video from a plurality of videos, a first video group and a second video produced using the first video group By specifying the video of one of the video groups, the frequency of use of the specified video in other video groups is calculated and displayed.
- the use frequency of the specified video in the other video group can be obtained based on a used video section in the other video group of the specified video.
- the used video section is, for each of a plurality of video groups having a series of correspondences that a video of the next video group is produced using at least one video of a certain video group, each video section is one of the other video groups. It is possible to specify based on the correspondence information indicating that it corresponds to one video section. It is possible to graph and display the frequency of use of the specified video in the other video group based on the video section of the specified video.
- a pointer movable in the time axis direction of the video section of the specified video is displayed together with the graphed use frequency, and when the pointer is operated, the specified video is displayed from the time position indicated by the pointer. Can be displayed.
- the use frequency can be displayed in any of the ascending order and the descending order.
- a first video group and a second video produced using the first video group are provided.
- the image of one of the image group and the third image group produced using the second image group is obtained and displayed.
- the use frequency of the specified video in the other video group can be obtained based on a used video section in the other video group of the specified video.
- the used video section is such that, for each of a plurality of video groups having a series of correspondences that a video of the next video group is produced using at least one video of a video group, each video section is another video group. It can be specified based on the corresponding information indicating that it corresponds to one of the video sections. It is possible to graph and display the frequency of use of the specified video in the other video group based on the video section of the specified video.
- a pointer movable in the time axis direction of the video section of the specified video is displayed together with the graphed use frequency, and when the pointer is operated, the specified video is displayed from the time position indicated by the pointer. Can be displayed.
- the use frequency can be displayed in any of the ascending order and the descending order.
- a screen that displays the frequency of use is provided with a boyfriend that can be moved on the time axis, and by using a mouse or the like, it is possible to easily access frequently used or infrequently used places. Can be raised.
- FIG. 1 is a block diagram showing the configuration of the video browsing system according to the first embodiment of the present invention.
- FIG. 2A is a diagram showing an example of a format of on-air video correspondence information in the first embodiment.
- FIG. 2B is a diagram showing an example of the format of the edited video correspondence information.
- FIG. 2C is a diagram showing an example of a format of the material video correspondence information.
- FIG. 2D is a diagram showing an example of a general-purpose correspondence information format.
- FIG. 3A is a schematic diagram illustrating an example of a storage table of on-air video correspondence information according to the first embodiment.
- FIG. 3B is a schematic diagram illustrating an example of a storage table of edited video correspondence information.
- FIG. 3C is a schematic diagram showing an example of a storage table of material video correspondence information.
- FIG. 4A is a schematic diagram showing the correspondence between the on-air video and the edited video and the correspondence between the edited video and the material video in the first embodiment.
- FIG. 4B is a schematic diagram showing the correspondence between on-air video, edited video, and material video.
- FIG. 5 is a diagram showing an example of browsing display of material video correspondence information according to the first embodiment of the present invention.
- FIG. 6 is a diagram showing an example of browsing display of edited video correspondence information in the first embodiment of the present invention.
- FIG. 7 is a diagram showing an example of browsing display of on-air video corresponding information in the first embodiment of the present invention.
- FIG. 8 is a diagram showing a browsing display example of material video corresponding information including usage frequency information according to the first embodiment of the present invention.
- FIG. 9 is a schematic diagram illustrating an example of an operation screen of the video browsing system according to the first embodiment of the present invention.
- FIG. 10 is a flowchart showing the overall operation of the first embodiment of the present invention.
- FIG. 11 is a schematic diagram illustrating an example of a storage table of material video correspondence information according to the first embodiment of the present invention.
- FIG. 12 is a usage frequency table showing a result counted for each frame in the first embodiment of the present invention.
- FIG. 13 is a graph visualizing the usage frequency table of FIG.
- FIG. 14 is a block diagram of a video browsing system according to the fourth embodiment of the present invention.
- FIG. 1 is a block diagram showing a configuration of a video browsing system according to a first embodiment of the present invention. It is.
- the input unit 101 is a keyboard
- the input device can be used to specify a video to be viewed and to input various commands.
- the display unit 102 is a monitor, which displays a video browsing screen described later, and provides a graphical user interface in cooperation with the input unit 101.
- the video browsing system includes a program control processor 103 that controls processing related to video browsing and operation of the entire system by executing a control program 104, a video search unit 105, and a video storage. It includes a unit 106, a correspondence information search unit 107, a correspondence information storage unit 108, and a use frequency calculation unit 109.
- the video search unit 105, the corresponding information search unit 107, and the usage frequency calculation unit 109 are controlled by the program control processor 103 to search for a video, correspondent information, and calculate the usage frequency, which will be described later. Is executed.
- the image storage unit 106 stores an on-air image group (OA), an edited image group (ED), and a material image group (RAW).
- OA on-air image group
- ED edited image group
- RAW material image group
- a source video group (RAW) is a set of source videos captured on site, for example, stored as digital image data, and each source video is managed with a unique identifier. It is also possible to store video-related information such as titles and production dates.
- the edited video group is a broadcast video edited by carefully selecting material video and stored as digital image data, for example, and each edited video is managed together with a unique identifier. It is also possible to store video-related information such as titles and production dates.
- the finally broadcasted video is stored as digital image data, for example, and each on-air video is managed together with a unique identifier. It is also possible to store video-related information such as titles and production dates.
- the video search unit 105 Upon receiving the video search command from the program control processor 103, the video search unit 105 searches the video storage unit 106 for video data corresponding to the specified video identifier.
- the read video data is displayed on the display unit 102 together with video data related information described later. If the start position of the video is included in the video search command, the read video can be reproduced from the start position, or the selected video can be located at the start position.
- the correspondence information storage unit 108 stores on-air video correspondence information (OA—REL), edited video correspondence information (ED—REL), and material video correspondence information (RAW—REL). The corresponding information will be described later in detail.
- the corresponding information search unit 107 Upon receiving the corresponding information search command, the corresponding information search unit 107 searches the corresponding information storage unit 108 for corresponding information relating to the specified video.
- the read correspondence information is displayed on the display unit 102 in a predetermined form, as described later. At that time, a pointer that enables access to other corresponding video is also displayed.
- the use frequency calculation unit 109 calculates how many times the frame included in the material video has been used in the edited video or the on-air video while referring to the correspondence information.
- the calculated use frequency is graphed and displayed in a predetermined window on the display unit 102. The calculation of the usage frequency will be described later in detail.
- FIG. 2A is a diagram showing an example of the format of the on-air video correspondence information.
- FIG. 2B is a diagram showing an example of the format of the edited video correspondence information.
- FIG. 2C is a diagram showing an example of the format of the material video correspondence information.
- FIG. 2D is a diagram showing an example of a general-purpose correspondence information format.
- the on-air video correspondence information is information that describes the correspondence between on-air video, edited video, and material video. In other words, it describes which part of a certain on-air video is quoted from which part of which edited video / material video.
- the on-air video correspondence information is composed of six columns. Column number 1 is the identifier of the on-air video, column number 2 is the start frame number of the on-air video section, and color Column number 4 is the identifier of the corresponding video, column number 4 is the type of the corresponding video (edited video or source video), column number 5 is the start frame number of the video section of the corresponding video, and column number 6 is the column number. Describes the number of frames in the video section. By such a description, it is possible to specify which video section of a certain on-air video corresponds to which video section of the edited video or the material video.
- the correspondence relationship for each on-air video can be stored in a separate correspondence information file, or the correspondence relationship for each on-air video can be stored collectively in one correspondence information file.
- the correspondence for the on-air image A may be stored in the correspondence information file a
- the correspondence for the on-air image B may be stored in the correspondence information file b
- the correspondence for the on-air images A and B may be stored.
- the correspondence may be stored in one correspondence information file.
- the edited video correspondence information indicates which part of a certain edited video was used for which part of an on-air video, or which part of a certain edited video was used from which part of which material video. It is information that describes whether it is quoted or not.
- the edited video correspondence information is composed of six columns. Column number 1 is the identifier of the edited video, column number 2 is the start frame number of the edited video section, column number 3 is the identifier of the corresponding video, and column number. 4 describes the type of the corresponding video (on-air video or material video), column number 5 describes the start frame number of the video section of the corresponding video, and column number 6 describes the number of frames in the video section. With such a description, it is possible to specify which video section of an on-air video or a material video corresponds to a video section of a certain edited video.
- the material video correspondence information is information that describes which part of a certain material video is used for which part of which edited video / on-air video.
- the source video support information is composed of six columns, column number 1 is the source video identifier, column number 2 is the start frame number of the source video section, and column number 3 is the corresponding video identifier and column.
- Number 4 corresponds to the type of video (edited video or on-air video), The starting frame number of the video section of the corresponding video is described in the ram number 5, and the number of frames in the video section is described in the column number 6. With such a description, it is possible to specify which video section of the edited video or the on-air video corresponds to a video section of a material video.
- FIG. 2D is the corresponding information formats shown in FIGS. 2A to 2C. That is, as a general-purpose format, column number 1 is the identifier of the reference source video, column number 2 is the type of the reference source video (on-air video, edited video or material video), and column number 3 is the start of the reference source video section The frame number, column number 4 is the identifier of the reference video, column number 5 is the type of the reference video (on-air video, edited video or material video), column number 6 is the start frame number of the reference video section, Column number 7 describes the number of frames in the video section, respectively.
- column number 1 is the identifier of the reference source video
- column number 2 is the type of the reference source video (on-air video, edited video or material video)
- column number 3 is the start of the reference source video section
- the frame number column number 4 is the identifier of the reference video
- column number 5 is the type of the reference video (on-air video, edited video or material video)
- column number 6 is the start frame
- FIG. 3A is a schematic diagram illustrating an example of a storage table of on-air video correspondence information.
- FIG. 3B is a schematic diagram illustrating an example of a storage table of edited video correspondence information.
- FIG. 3C is a schematic diagram showing an example of a storage table of material video correspondence information.
- the on-air video correspondence information is stored in the format shown in FIG. 2A for each on-air video section of each on-air video.
- the stored record 1 indicates that four frames from the third frame of the on-air video OA 1 correspond to four frames from the third frame of the edited video ED 1.
- record 2 indicates that the 10 frames from the seventh frame of the same on-air video OA1 correspond to the 10 frames from the fifth frame of the edited video ED2.
- FIGS. 3B and 3C The same applies to the tables in FIGS. 3B and 3C.
- information indicating the correspondence between which part of a certain edited video is quoted from which part of which material video is used.
- Information should be recorded in the system in the source video selected at the editing stage.
- information indicating the correspondence between which part of a certain on-air video is broadcast using which part of which edited video is called on-air video-edited video correspondence information (OA-ED correspondence information). This information can be recorded in the system as the edited video actually selected during the on-air stage.
- a moving image search technique disclosed in Japanese Patent Application Laid-Open No. 2002-58049 is used. Alternatively, it can be automatically generated by associating moving image sections having similar characteristics with each other.
- FIG. 4A is a schematic diagram showing the correspondence between on-air video and edited video and the relationship between edited video and material video.
- FIG. 4B is a schematic diagram showing the correspondence relationship between on-air video, edited video, and material video.
- each video section in the edited video data used in the on-air video (hereinafter referred to as the edited video section) is extracted by referring to the OA-ED correspondence information.
- the corresponding information of the edited video including the edited video section is checked from the ED-RAW correspondence information, and each video section in the source video data corresponding to the edited video section is examined.
- the material video section By associating the specified material video section with the on-air video section, OA-R AW correspondence information can be obtained. As shown in Fig.
- the OA_R AW correspondence information may be generated and stored in advance.
- the on-air video correspondence information (OA-REL) that describes which part of the on-air video is quoted from which edited video or material video is derived from the OA-ED compatible information and OA-RAW compatible information. It is generated for each on-air image (see Fig. 3A).
- Edited video correspondence information (ED—REL) that describes which part of the edited video was used for which part of which on-air video, and which part of the edited video was quoted from which part of which material video Is generated for each edited video from 0 A—ED compatible information and ED—RAW compatible information (see FIG. 3B).
- the material video correspondence information (RAW-REL) that describes which part of the material video was used for which part of the edited video or on-air video is obtained from the OA-RAW compatible information and ED-RAW compatible information. It is generated every time (see Figure 3C).
- FIG. 5 is a diagram showing a browsing display example of the material video correspondence information.
- the time of the source video is displayed in the display column 301, and the source video corresponding information of the specified source video is referred to and the column numbers 3 and 4 are respectively displayed.
- the "corresponding video identifier" and "type” indicated are listed in the display window 302a.
- the display window 302b a material video section specified by the start position indicated by column number 2 and the number of frames indicated by column number 6 is displayed using a mark (hatched portion in the figure).
- the display window 302b shows which part is used by which corresponding video (on-air video or edited video) with the time of the material video as the horizontal axis. Is marked.
- this material video is used for three on-air videos and three edited videos, and the section where each material video is used is marked. This makes it possible to see at a glance that, for example, a scene from 20 minutes to 25 minutes of the material video is used for the on-air video with the identifier 111.
- each mark in the section where the material video is used is displayed in the form of a button, and the corresponding video is displayed by clicking the desired mark with the input unit 101 such as a mouse. Can be displayed.
- FIG. 6 is a diagram showing an example of browsing display of edited video correspondence information.
- the time of the edited video is displayed in the display column 401, and the edited video section for the number of frames indicated by the column number 6 from the start position indicated by the column number 2 is visualized.
- the contents of the mark include the identifier of the material video in the display column 400 and the representative frame of the material video section and the frame corresponding to the time in the display column 40.
- each mark of the corresponding material video is displayed in the form of a button, and a desired mark is clicked on the input unit 101 such as a mouse to display the corresponding video in the video browsing window. Can be displayed.
- FIG. 7 is a diagram illustrating an example of browsing display of on-air video corresponding information.
- the specified video is an on-air video
- the edited video included in the specified on-air video and the material video used for its production can be displayed.
- the designated on-air video time is displayed in the display column 501, and a window 50 0 is displayed to visualize the on-air video section from the start position shown in column number 2 to the number of frames shown in column number 6. Put a mark in the corresponding video column of 2.
- the identifier of the edited video can be presented in the display column 503, the identifier of the source video in the display column 504, and the representative frame of the source video section in the display column 505, respectively.
- each mark of the corresponding edited video and material video is displayed in the form of a button, and the corresponding video is displayed in the video browsing window by clicking the desired mark with the input unit 101 such as a mouse. can do.
- FIG. 8 is a diagram showing an example of browsing display of material video corresponding information including usage frequency information.
- the time of the source video is displayed in the display column 301, and the window 302a is referred to the source video correspondence information of the specified source video.
- the “corresponding video identifier” and “type” indicated in the column numbers 3 and 4, respectively, are listed as described above.
- the display window 303 a material video section specified by the start position indicated by the column number 2 and the number of frames indicated by the column number 6 is displayed using a mark (a hatched portion in the figure).
- the display window 303 shows on the horizontal axis the time of the material video and which part is used by which corresponding video (on-air video or edited video). Is done.
- this material video is used for four edited videos, and the used section of each material video is marked. This makes it easy to see at a glance, for example, that the edited video with the identifier 1 1 1 1 1 uses a scene from 21 minutes to 26 minutes of the material video.
- the display window 304 displays the frequency of use for each frame with the vertical axis representing the frequency of use and the horizontal axis representing the time axis.
- the method of calculating the usage frequency will be described later. 8 can be moved along the time axis by a mouse or the like, and the source video at the time corresponding to the pointer position on the time axis can be displayed on the display unit 102. With this function, the video can be located at the time position specified by the pointer while observing the frequency of use, so production efficiency can be improved by easily accessing frequently used (low) places. it can.
- FIG. 9 is a schematic diagram illustrating an example of an operation screen of the video browsing system according to the present embodiment.
- an image corresponding to the identifier specified by the viewer is displayed in the image browsing window 602, and the start displayed in the thumbnail display window 603 is given.
- the image at the position and the images before and after the position are displayed in a list.
- the video to be viewed may be specified by directly providing the video identifier using the keyboard of the input unit 101. It is also possible to prepare a video list so that the user can select a video using a mouse or the like, and use the identifier of the selected video. It is also possible to input the start position of the video to be viewed.
- the related information list display window 604 a list of videos of the same type as the specified video or a list of videos of another type having a correspondence relationship with the specified video is displayed.
- the correspondence information display window 605 the correspondence information and the use frequency information as illustrated in FIGS. 5 to 8 are displayed.
- the correspondence information between different video types is visualized and the related video list is also displayed, so that the video browsing efficiency can be further improved.
- the corresponding video section can be easily accessed. Can be accessed. For example, when the usage frequency is displayed, the material video at the corresponding time can be displayed in the video browsing window 622 by moving the pointer 305 to a desired position.
- FIG. 10 is a flowchart illustrating a use frequency calculation procedure according to the present embodiment.
- the on-air video correspondence information (OA-REL), edited video correspondence information (ED-REL), and material video correspondence information (RAW-REL) stored in the correspondence information storage unit 108 in advance are stored.
- reset the usage frequency counter The user specifies the video to be viewed from the input unit 101 (step A 2).
- the video may be specified by directly inputting an identifier or by a user selecting from a video displayed in a list in advance. Further, as described above, it is possible to specify a video by selecting a video section having a correspondence or its start position from the correspondence information displayed in the correspondence information display window 605.
- the program control processor 103 instructs the video search unit 105 to search for the desired video.
- the video search unit 105 searches the video storage unit 106 using the specified identifier as a key (step A3).
- the video search unit 105 When a video having the specified identifier is found (YES in step A3), the video search unit 105 returns the specified video data to the program control processor 103. After processing the designated video data, the program control processor 103 displays the data in the video browsing window 602 on the display unit 102 (step A5).
- the program control processor 103 instructs the correspondence information search unit 107 to search using the specified identifier.
- the correspondence information search unit 107 searches the correspondence information storage unit 108 using the specified identifier as a key (step A6), and the correspondence information having the specified identifier is still processed. It is determined whether or not there is any data that has not been performed (step B1). Then, the usage frequency calculation unit 109 repeats steps B2 to B4 until all the specified correspondence information is counted. When all are counted (NO in step B1), the result is displayed as a graph (steps B5 to B6).
- the counting and graphing operations shown in steps B1 to B6 will be described with reference to FIGS.
- FIG. 11 is a schematic diagram showing an example of a storage table of material video correspondence information.
- FIG. 12 is a usage frequency table showing the results counted for each frame.
- FIG. 13 is a usage frequency table of FIG. Is a graph visualizing.
- the material video correspondence information is stored in the format shown in FIG. 2C for each video section of each material video.
- record 1 indicates that four frames from the third frame of source video A1 are used for other video.
- record In No. 2 10 frames from the seventh frame of the same material video A1 are used for other videos. In this way, by referring to the material video correspondence information, it is possible to specify which frame of the material video A1 is used for which video.
- step B1 of FIG. 10 if there is correspondence information having the specified identifier that has not yet been counted (YES in step B1), it is stored in the table shown in FIG.
- the unprocessed one record of the specified correspondence information (here, A 1) is read (step B 2).
- the information to be read is the starting frame number of the source video (column number 2) and the number of frames in the video section (column number 6).
- the frame number of the used source video is specified from the starting frame number of the source video and the number of frames of the video section (step B3).
- the use frequency count corresponding to each of the specified frame numbers is incremented by 1 (step B4).
- the above steps B2 to B4 are repeated until all records of the designated correspondence information are counted.
- the frequency of use is counted for each used frame of the material video A1, and a table of frequency of use for each frame shown in FIG. 12 is finally obtained.
- the usage frequency table thus obtained is output to the program control processor 103 and is graphed (step B5).
- step A4 If a video having the given identifier is not detected in step A4, it is determined that browsing is impossible, and a message indicating that browsing is impossible is displayed (step A9).
- the use frequency information of the specified video is generated, and is configured to be visualized and displayed. Therefore, the use frequency of the video can be easily grasped.
- the pointer 305 by operating the pointer 305 on the usage frequency window as shown in FIG. 8, it is possible to easily access the frames of the video that is used frequently or infrequently, thereby improving the production efficiency. Can be raised.
- the use frequency table shown in FIG. 12 when the use frequency table shown in FIG. 12 is obtained, by sorting in ascending or descending order of use frequency, it is possible to further facilitate access to a video with high or low use frequency.
- the usage frequency generation unit 109 calculates the usage frequency of the specified video.
- a usage frequency storage unit is provided in the video browsing system instead of the usage frequency generation unit 109 shown in FIG. 1, and the usage frequency information of each video is obtained in advance. It is stored in the leverage frequency storage unit. This eliminates the need to perform usage frequency calculation every time a video is specified, thereby enabling high-speed processing of the video browsing system.
- the case where the material video is specified has been described.
- the system shown in FIG. 1 not only the material video but also the edited video is used for the on-air video. Therefore, when a source video is specified, the frequency of use of the source video in the edited video and / or the on-air video can be similarly obtained and visualized (here, graphed).
- step A6 of the flowchart shown in FIG. Only the correspondence information for the fixed identifier is divided into the case of the edited video and the case of the on-air video, and the basic operation is the same as that described in the first embodiment with reference to FIGS. 10 to 13. Detailed description is omitted.
- the specified video when the specified video is a source video, the source video correspondence information is read out as described above, and the number of times that each frame included in the source video is used for the edited video and the on-air video And use it as usage frequency information. If the specified video is an edited video, the edited video correspondence information is read, and the number of times that each frame included in the edited video is used for the on-air video is obtained, and is used as usage frequency information.
- the usage frequency table shown in Fig. 12 when the usage frequency table shown in Fig. 12 is obtained, it is possible to make it easier to access images with high or low usage frequency by sorting in ascending or descending order of usage frequency. it can.
- FIG. 14 is a block diagram of the video browsing system according to the fourth embodiment of the present invention.
- the video search unit 105, the correspondence information search unit 107, and the use frequency calculation unit 109 shown in FIG. 1 are implemented by software in the data processing unit 701. That is, by executing the video browsing program 702, the data processing unit 701 can realize a video browsing function equivalent to that described in the first to third embodiments.
- the input unit 101, the display unit 102, the image storage unit 106, and the corresponding information storage unit 108 The image processing system according to the present invention can be controlled by the data processing unit 701 executing the viewing program 702 similarly to the first, second or third embodiment. Note that, in the above embodiment, the case of three types of video groups of material video, edited video, and on-air video has been described. It goes without saying that the present invention can be extended to the case of three or more types of video groups having a relationship.
- the usage status of a plurality of video groups can be easily grasped.
- usage frequency information is generated, visualized, and displayed. For this reason, the usage status of a plurality of video groups can be easily grasped.
- source video For example, if three types of video groups are stored: source video, edited video, and on-air video, if a source video is specified, the number of times that each frame included in the source video is used for edited video and on-air video is used. Frequency information. When the edited video is specified, the number of times that each frame included in the edited video is used for the on-air video is obtained and used as usage frequency information. By displaying such usage frequency information as a graph, it is possible to determine how many times the material video was quoted in the on-air video and edited video, and how many times the edited video was quoted in the on-air video. The frequency of use of images can be easily grasped.
- the video browsing system and method according to the present invention can be used for editing work for video production.
- a video browsing system and method for browsing a desired video from a plurality of videos can be applied to anything, the possibility of using the video is not limited at all.
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Abstract
Description
Claims
Priority Applications (2)
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US10/529,999 US20060015890A1 (en) | 2002-11-19 | 2003-11-18 | Video check system and method |
EP03772874A EP1603334A4 (en) | 2002-11-19 | 2003-11-18 | SYSTEM AND METHOD FOR VERIFYING VIDEO IMAGES |
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JP2002334549A JP4218319B2 (ja) | 2002-11-19 | 2002-11-19 | 映像閲覧システムおよび方法 |
JP2002-334549 | 2002-11-19 |
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US (1) | US20060015890A1 (ja) |
EP (1) | EP1603334A4 (ja) |
JP (1) | JP4218319B2 (ja) |
KR (1) | KR100729475B1 (ja) |
CN (1) | CN100438601C (ja) |
WO (1) | WO2004047436A1 (ja) |
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JP2011223325A (ja) * | 2010-04-09 | 2011-11-04 | Sony Corp | コンテンツ検索装置および方法、並びにプログラム |
TW201225642A (en) * | 2010-12-09 | 2012-06-16 | Inst Information Industry | TV interactive system and device through network protocol and interactive method |
US9473734B2 (en) | 2011-02-10 | 2016-10-18 | Nec Corporation | Inter-video corresponding relationship display system and inter-video corresponding relationship display method |
US9172936B2 (en) | 2011-02-10 | 2015-10-27 | Nec Corporation | Inter-video corresponding relationship display system and inter-video corresponding relationship display method |
USD836655S1 (en) | 2015-04-06 | 2018-12-25 | Domo, Inc | Display screen or portion thereof with a graphical user interface |
US9467745B1 (en) * | 2015-04-06 | 2016-10-11 | Domo, Inc. | Viewer traffic visualization platform |
USD769908S1 (en) | 2015-08-07 | 2016-10-25 | Domo, Inc. | Display screen or portion thereof with a graphical user interface for analytics |
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Also Published As
Publication number | Publication date |
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JP2004172787A (ja) | 2004-06-17 |
CN1695371A (zh) | 2005-11-09 |
CN100438601C (zh) | 2008-11-26 |
KR20050061488A (ko) | 2005-06-22 |
JP4218319B2 (ja) | 2009-02-04 |
US20060015890A1 (en) | 2006-01-19 |
KR100729475B1 (ko) | 2007-06-15 |
EP1603334A1 (en) | 2005-12-07 |
EP1603334A4 (en) | 2009-06-03 |
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