WO2006011447A1 - ダイジェストの作成方法及び装置 - Google Patents
ダイジェストの作成方法及び装置 Download PDFInfo
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- WO2006011447A1 WO2006011447A1 PCT/JP2005/013574 JP2005013574W WO2006011447A1 WO 2006011447 A1 WO2006011447 A1 WO 2006011447A1 JP 2005013574 W JP2005013574 W JP 2005013574W WO 2006011447 A1 WO2006011447 A1 WO 2006011447A1
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- Prior art keywords
- replay
- digest
- importance
- video
- information
- Prior art date
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- 238000000034 method Methods 0.000 title claims description 91
- 238000004364 calculation method Methods 0.000 claims description 41
- 230000007717 exclusion Effects 0.000 claims 1
- 238000003384 imaging method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 30
- 238000011156 evaluation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000006854 communication Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007175 bidirectional communication Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
- G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
- G11B20/00797—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of times a content can be reproduced, e.g. using playback counters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
Definitions
- the present invention relates to a method for creating a digest such as a program video of a main broadcast, and an apparatus and program for executing the method.
- a digest such as a program video of a main broadcast
- an apparatus and program for executing the method In particular, the creation of a digest can be performed without taking time and effort. It is a thing.
- the receiving device In digital broadcasting, for example, if broadcast data including baseball broadcast data including highlight scene identification information is broadcast from a broadcast station, the receiving device accumulates the received information and creates a digest consisting of a highlight sinker. The viewer can watch the game with a digest at any time of day.
- Patent Document 1 listed below describes a method for extracting a replay video included in a broadcast video and creating a digest by combining them as a simple digest creation method.
- Scenes that are replayed in the broadcast are, for example, scored scenes, etc., which are determined to be important by the sender of the broadcast, so by automatically extracting and connecting this replay video, a digest that shows the important fields is automatically created. Is possible.
- the digest length (hereinafter referred to as “scale”) is automatically determined by the length of the replay scene, and the digest scale can be adjusted. Can not. In order to adjust the scale, it is necessary to assign importance to the scene and select the scene to be included in the digest based on the importance.
- Patent Document 2 describes a method for creating a digest capable of adjusting the scale.
- the broadcast station adds a digest creation index, such as a “rising degree” that evaluates the audience's cheering power and “game parameters” that indicate the progress information of the game, to the program.
- a digest creation index such as a “rising degree” that evaluates the audience's cheering power and “game parameters” that indicate the progress information of the game
- the receiver selects a cut with a high evaluation value according to the scale of the digest, and creates a digest.
- FIG. 35 schematically shows a digest creation apparatus 110 that performs this method.
- This device 110 includes, as index information, an input unit 120 for inputting information such as “climax” and “game parameters” output from the input terminal 160 and production parameter information output from the editing device 170 and the switcher 180.
- An importance calculation unit 130 that calculates the importance of each cut of the program based on the index information, a digest evaluation unit 140 that creates a digest information by selecting the cut according
- the degree of excitement is a value that is evaluated subjectively by the power evaluator, such as the importance of the scene in the game, the degree of tension, and the climax of the audience. input.
- the “game parameter” is information indicating which is the attacking side and which is the defending side, scoring information, occurrence of a foul, interruption of the game, and the like.
- “Player information” is information representing all the players on the screen.
- the “production parameter” includes information indicating the cut switching time, information indicating whether or not the commercial is being performed, and information indicating the replay start position and end position.
- the importance calculation unit 130 weights the input index information according to viewer preference information and the like, and then adds the index information to obtain the importance of each cut.
- the digest creation unit 140 selects a cut with high importance until the digest length set in advance is reached, and generates digest information.
- the power specified by the digest information is selectively played back from the stored video and audio data of the program, and the digest is displayed.
- Patent Document 1 Japanese Patent Laid-Open No. 9-65287
- Patent Document 2 JP 2002-300518
- Patent Document 2 has a problem that it takes a very large cost to create information such as the “rising degree” added to the program.
- the present invention solves such a conventional problem, and provides a digest creation method capable of creating a digest adapted to a scale very easily, and the method.
- An object of the present invention is to provide an apparatus and a computer program for executing the above.
- the replay broadcast section information that identifies the broadcast time zone of the replay video Z sound and the replay reference section information that identifies the actual shooting Z sound collection time zone of the replay video Z sound.
- the replay importance calculator that outputs the replay information, the ribray information with importance and the digest condition information are received, and the replay Video Z Audio is set as a digest candidate, and the sum of importance is maximized within a range that does not exceed the specified digest length.Select one or more digest candidate combinations to obtain the digest candidate.
- a digest creation unit is provided to output information that identifies the destination.
- digest information that satisfies the length condition can be created using information such as the history of broadcasting equipment that can be easily obtained.
- the digest creating unit of the digest creating device of the present invention excludes the replay video Z audio having the least importance from the digest candidates among the plurality of replay video Z audio having overlapping replay reference sections, and Select a combination.
- the digest creating device has replay broadcast section information for specifying the broadcast time zone of the replay video Z sound and replay reference section information for specifying the actual shooting Z sound collection time zone of the replay video Z sound.
- Input part for inputting digest condition information for specifying the digest length, information indicating the section of the video Z audio, the number of replays, and the replay broadcast section.
- the replay reference section interval, the replay broadcast length, the replay broadcast speed, or the replay power switching number, and the importance of the replay video Z audio is calculated.
- a replay importance calculator that outputs replay information with importance with importance added to the play information, a section that includes the replay information with importance and digest condition information, and includes a replay reference section of the replay video Z audio Video Z audio is set as a digest candidate with the importance of the replay video Z audio, and the specified digest length is not exceeded!
- a digest creation unit is provided that selects a combination of digest candidates and outputs information for specifying the acquisition destination of the digest candidates.
- the digest creating device has replay broadcast section information for specifying the broadcast time zone of the replay video Z sound and replay reference section information for specifying the actual shooting Z sound collection time zone of the replay video Z sound.
- an input unit for inputting digest condition information for specifying the length of the digest, cut specifying information indicating the cut switching point of the broadcast broadcasting the video Z sound, and the replay information power Replay video using at least one of the number of replays to be calculated, the interval between the predetermined positions of the replay broadcast section and the replay reference section, the replay broadcast time length, the replay broadcast speed, or the replay cut switching number.
- Replay importance calculation unit that calculates the importance of replay and outputs replay information with importance with importance attached to replay information And the replay information with importance, digest condition information, and cut identification information, and the broadcast cut including the replay reference section of the replay video Z audio is converted into a digest having the importance of the replay video Z audio.
- Set as a candidate select the combination of one or more digest candidates that maximizes the sum of the importance within a range that does not exceed the specified digest length, and output the broadcast segment information of the digest candidate And a digest creation unit.
- the replay video Z audio specifying the broadcast time zone of the replay video Z audio and the actual shooting of the replay video Z audio Z replay reference zone specifying the sound pickup time zone Specify replay information including information and digest length Input section for inputting the digest condition information to be transmitted and scene information indicating the scene of the broadcast video z sound, the replay information power is also obtained, the number of replays, the interval between the replay broadcast section and the rib reference reference section, the replay The importance of replay video Z audio is calculated using at least one of the broadcast time length, replay broadcast speed, or replay cut switching count, and replay information with importance is added to the replay information.
- Replay importance calculation unit that outputs information, ribray information with importance, digest condition information and scene information are received, and the video Z audio divided by scene information including the replay reference section of the replay video Z audio
- the scene is set as a digest candidate having the importance of the replay video Z audio, and the specified digest length is set.
- a digest creation unit for outputting information specifying an acquisition destination of the digest candidate.
- the digest creation unit of this apparatus changes the size of the scene of the video Z audio including the replay reference section according to the importance of the replay video Z audio.
- a long scene can be selected when the importance level of the replay video Z sound is high, and a short scene can be selected when the importance level of the replay video Z sound is low.
- the replay importance calculation unit of the digest creation device of the present invention adds importance to a plurality of replay video Z sounds in which replay broadcast sections are continuous and replay reference sections do not overlap.
- the replay video Z audio specifying the broadcast time zone of the replay video Z audio and the actual shooting of the replay video Z audio Z replay reference zone specifying the sound pickup time zone.
- the replay information including information, at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the predetermined position of the replay, the replay broadcast length, the replay broadcast speed, or the replay cut switching number
- the importance of the replay video Z audio is calculated using the obtained value, and the replay video Z audio is digested. Select a combination of one or more digest candidates and specify where to obtain the relevant digest candidate within the range that does not exceed the specified digest length.
- the information to be output is output.
- digest information that satisfies the length condition can be created using information such as the history of broadcasting equipment that can be easily obtained.
- the replay video Z sound is excluded from the digest candidates, since the replay video Z sound has the highest importance. Then, select the combination.
- the live broadcast section information specifying the broadcast time zone of the replay video Z sound and the actual shooting of the replay video Z sound Z replay reference section specifying the sound collection time zone.
- the replay information including information, at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the predetermined position of the replay, the replay broadcast length, the replay broadcast speed, or the replay cut switching number
- the importance of the replay video Z sound is calculated using the obtained value, and the importance of the replay video Z audio is determined for the video Z audio in the section including the ribriy reference section of the replay video Z audio.
- One or more digests that have the maximum sum of importance within a range that does not exceed the specified digest length. Selects a combination of strike candidates, so as to output information specifying an acquisition destination of the digest candidate, Ru.
- the video Z audio of the time zone in which the replay video Z audio was captured and collected can be included in the digest.
- the replay video Z audio broadcast time zone information specifying the replay video Z audio and the replay video Z audio actual shooting Z replay reference zone specifying the sound pickup time zone.
- the replay information including information, at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the predetermined position of the replay, the replay broadcast length, the replay broadcast speed, or the replay cut switching number Calculate the importance of the replay video Z audio using the obtained value, and replay the replay video Z audio.
- the cut of the broadcast of the video Z audio that includes the reference section is set as a digest candidate having the importance of the replay video Z audio, and the sum of the importance is within a range that does not exceed the specified digest length.
- the combination of one or more digest candidates that maximizes is selected, and the broadcast segment information of the digest candidates is output.
- a cut of the broadcast during the time zone when the replay video Z sound was captured and collected can be included in the digest.
- the replay video Z audio broadcast time zone information specifying the replay video Z audio and the replay video Z audio actual shooting Z replay reference zone specifying the sound pickup time zone.
- the replay information including information, at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the predetermined position of the replay, the replay broadcast length, the replay broadcast speed, or the replay cut switching number
- the replay video Z audio importance level is calculated using the obtained value, and the replay video Z audio replay is replayed from the video Z audio scene separated by the scene information including the reference section.
- a combination of a plurality of digest candidates is selected, and information specifying the acquisition destination of the digest candidates is output.
- the video / audio scene of the time zone in which the replay video Z audio was captured and collected can be included in the digest.
- the size of the scene of the video Z audio including the replay reference section is changed according to the importance of the replay video Z audio.
- the computer program of the present invention provides the computer with replay broadcast section information for specifying the replay video / audio broadcast time zone and replay reference for specifying the actual shooting Z sound collection time zone of the replay video Z audio.
- replay information that includes the section information
- Replay video using at least one of the number of times, the interval between the replay broadcast section and the replay reference section, the replay broadcast time length, the replay broadcast speed, or the replay cut switching number.
- the procedure for calculating the importance of Z audio and the replay video Z audio is set as a digest candidate, and the total sum of importance is maximized within a range that does not exceed the specified digest length. And a procedure for selecting a combination of digest candidates.
- the computer includes replay broadcast interval information for specifying the broadcast time zone of the replay video Z sound, and replay reference interval information for specifying the actual shooting of the replay video Z audio, and the Z sound pickup time zone. From the replay information, obtain and obtain at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the replay broadcast length, the replay broadcast speed, or the replay cut switching number.
- the replay video Z audio importance level is calculated using the calculated values, and the video Z audio of the interval that includes the replay reference zone of the replay video Z audio is converted into a candidate for the replay video Z audio with the importance level of the replay video Z audio. Set to, and the maximum sum of importance is within the range that does not exceed the specified digest length. Combination of one or more digest candidates And the procedure for selecting the mode.
- the computer includes replay broadcast interval information for specifying the broadcast time zone of the replay video Z audio and replay reference interval information for specifying the actual shooting of the replay video Z audio Z sound collection time zone. From the replay information, obtain and obtain at least one of the number of replays, the interval between the replay broadcast section and the replay reference section, the replay broadcast length, the replay broadcast speed, or the replay cut switching number.
- the importance of the replay video Z audio is calculated using the procedure for calculating the importance of the replay video Z audio and the cut of the broadcast that broadcasts the video Z audio that includes the replay reference section of the replay video Z audio. One or more dies that have the maximum sum of importance within a range that does not exceed the specified digest length.
- the replay broadcast zone information for specifying the broadcast time zone of the replay video Z sound and the replay reference zone for specifying the actual shooting of the replay video Z audio and the Z sound pickup time zone are also stored in the computer. From the replay information including the interval information, at least the number of replays, the interval between the predetermined positions of the replay broadcast section and the replay reference section, the replay broadcast length, the replay broadcast speed, or the number of replay cut changes The procedure for calculating the importance of the replay video Z audio using the obtained value and the importance of the replay video Z audio according to the importance of the replay video Z audio.
- the procedure for selecting the hierarchy and the scene in the hierarchy of the video z audio that includes the replay reference section of the replay video z audio is set as the digest candidate having the importance of the replay video Z audio, and the specified digest is selected.
- digest information corresponding to a specified length can be generated using information that can be easily obtained from history information of a broadcasting device. Also, when broadcast scene information is given, it is possible to include the main broadcast scene in the time zone when the replay video was shot in the digest, changing the length of the scene according to the importance, etc. As a result, the quality of the digest can be improved.
- FIG. 1 is a block diagram showing a configuration of a digest creation device according to a first embodiment of the present invention.
- FIG. 3 is a diagram for explaining information used by the digest creation device according to the first embodiment of the present invention.
- FIG. 4 is a diagram showing a data structure of replay information in the first embodiment of the present invention.
- FIG. 6 is a diagram showing information input to each part of the digest creation device according to the first embodiment of the present invention.
- ⁇ 9 Diagram showing the data structure of the digest information in the first embodiment of the present invention.
- ⁇ 10 Flow diagram showing the processing procedure of the digest creation device in the first embodiment of the present invention.
- ⁇ 11 A diagram for explaining the calculation method of the replay importance in the first embodiment of the present invention.
- ⁇ 12 A flow chart showing the processing procedure of the digest creating unit in the first embodiment of the present invention.
- ⁇ 14 Diagram for explaining the digest creation method in the second embodiment of the present invention.
- ⁇ 15 Flow diagram showing the processing procedure of the digest creation unit in the second embodiment of the present invention.
- ⁇ 16 Diagram illustrating the digest creation method in the second embodiment of the present invention.
- ⁇ 17 Diagram explaining the digest creation method in the third embodiment of the present invention.
- ⁇ 18 In the third embodiment of the present invention. Flow chart showing the processing procedure of the digest creation device
- ⁇ 19 A diagram showing an example of calculating importance in the digest creation method according to the third embodiment of the present invention.
- ⁇ 20 Diagram for explaining the digest creation method in the fourth embodiment of the present invention.
- ⁇ 21 Diagram for explaining the digest creation method in the fourth embodiment of the present invention.
- ⁇ ⁇ ⁇ ⁇ 22 In the fourth embodiment of the present invention. Flow diagram showing the processing procedure of the digest creation unit
- ⁇ 23 A diagram for explaining a delimiter hierarchy determination method according to the fourth embodiment of the present invention.
- ⁇ 24 A diagram illustrating a digest information creation procedure according to the fourth embodiment of the present invention.
- ⁇ 25 A fifth embodiment of the present invention.
- the block diagram which shows the structure of the digest production apparatus in form
- ⁇ 26 A diagram showing a data structure of the first replay information in the fifth embodiment of the present invention.
- ⁇ 27 A diagram showing a data structure of second replay information in the fifth embodiment of the present invention.
- FIG. 28 A diagram showing a data structure of ribray information with importance in the fifth embodiment of the present invention.
- FIG. 30 is a diagram showing a weighting rule setting table managed by the database according to the fifth embodiment of the present invention.
- FIG.33 A diagram explaining the calculation of interval importance using threshold values for replay used immediately after an event.
- FIG. 35 is a block diagram showing the configuration of a conventional digest creation device.
- a digest in sports broadcast such as baseball is created by connecting selected replay videos.
- replay video of past video is often inserted in the middle of live video of a game and broadcast.
- the time zone in which the replay video was actually shot is referred to as the “live reference section”
- the replay broadcast section starts when the operator who monitors the video of each camera specifies the camera number from the editing equipment and performs the "Q stroke" operation within the broadcast station. It ends with the next “Q hit” operation.
- the replay broadcast section starts when the operator performs a “replay 'start” operation from the switcher and ends with a return to live broadcast operation.
- “replay reference section information” indicating the start time and end time of the replay reference section
- “camera information” indicating the shooting camera of the replay video
- replay broadcast section information (collectively referred to as “replay information”) indicating the start time and end time of the broadcast section
- FIG. 1 shows a configuration of a digest creation device 10 that implements this method.
- the device 10 includes an input unit 20 for inputting ribray information from the editing device 70 and the switch 80, a replay importance calculating unit 30 for calculating the importance of each input replay video information, and a scale of the digest.
- a digest creating unit 40 that selects replay video information with high importance and creates digest information, and an output unit 50 that outputs the created digest information are provided.
- the replay importance calculation unit 30 and the digest creation unit 40 are realized by a computer built in the digest creation device 10 executing a program that defines the operation.
- FIG. 4 shows the data structure of the replay information input to the input unit 20.
- the replay information includes a replay broadcast section start time, a replay broadcast section end time, a replay reference section start time, and a replay reference section end time, in addition to a ribray number for identifying each replay. , And information on the shooting camera number.
- Fig. 5 schematically shows the relationship between the replay video (a) inserted into the main broadcast and the data content (b) of the replay information.
- FIG. 6 shows information input / output to / from each unit of the digest creation device 10.
- the replay information (FIG. 4) is input to the input unit 20 from the editing device 70 and the switcher 80, and digest condition information for specifying the digest scale is input.
- This digest condition information is input by the user who wants to view the broadcast game content as a digest when the digest creation device 10 is on the broadcast receiving side, and when it is on the broadcast sending side.
- the editor on the broadcast sending side may determine the digest scale and send it to the digest generating device on the broadcast receiving side.
- Figure 7 shows the data structure of the digest condition information.
- the input unit 20 outputs the replay information to the replay importance calculation unit 30 and outputs the digest condition information to the digest creation unit 40.
- the replay importance calculation unit 30 calculates the importance of each piece of replay information, and outputs the replay information with importance to the digest creation unit 40.
- Figure 8 shows the data structure of the ribray information with importance. Based on the importance of each piece of replay information shown in the relevance information with importance (Fig. 8) and the specified conditions in the digest condition information (Fig. 7), the digest creation unit 40 uses the specified scale. Select the replay video to be combined in creating the digest, and output the digest information to the output unit 50.
- Figure 9 shows the data structure of the digest information. The output unit 50 outputs this digest information to the outside.
- FIG. 10 shows a processing procedure of the digest creation device 10.
- the input unit 20 acquires replay information (step 1).
- the replay importance calculation unit 30 determines the importance based on the viewpoint of “(a) number of replays” based on the number of replays that overlap the replay reference sections even if the replay reference sections overlap.
- Step 2-1 and based on the difference between the replay broadcast segment start time and the replay reference segment start time, the importance based on the viewpoint of (b) Interval between the replay broadcast segment and the replay reference segment ( (Interval importance) is calculated (step 2-2), and based on the difference between the replay broadcast segment end time and the replay broadcast segment start time, the importance based on the viewpoint of (c) replay length (length important) (Step 2-3) and the ratio of the difference between the replay broadcast segment end time and the replay broadcast segment start time and the difference between the replay reference segment end time and the replay reference segment start time is calculated as “(d ) Replay playback speed Calculated degree of importance based on the point of view (the playback speed importance) of "(step 2-4), also, the number force of replay reference section start time of the ribs Rei information is also” (e) cut of the replay broadcasting section switches the number of comparatively " Calculate the importance (switching importance) based on the viewpoint (Step 2-5).
- each importance is multiplied by a weighting factor ⁇ , and the sum is obtained.
- the replay importance is calculated and added to each piece of replay information (step 3). This process is repeated until replay importance is added to all replay information (step 4).
- the number of times importance is 1 (times)
- the interval importance is 120 (seconds)
- the length importance is 20 (seconds)
- playback is performed. Since the speed importance is 1 (double speed) and the switching number importance is 1 (times), the replay importance R1 is
- Rl al- (importance of times) + ⁇ 2 ⁇ (interval importance) + ⁇ 3 ⁇ (length importance)
- the replay importance calculation unit 30 creates the replay information with importance by adding the importance obtained in this way to each replay information (FIG.), And outputs this to the digest creation unit 40.
- the digest creation unit 40 creates the digest information by selecting the combination of replays that is closest to the scale specified in the digest condition information and has the largest sum of importance. (Step 5).
- FIG. 12 shows the detailed procedure in the digest creation unit 40 at this time.
- the digest creation unit 40 receives the ribbed information with importance and the digest condition information (step 61), and performs the following processing using all replays as digest candidates (elements that can be combined when creating a digest). Do (step 62).
- step 63 it is determined whether or not the digest candidate replay total time length force exceeds the specified digest scale. If so, list all combinations of digest candidates that fit within the specified digest scale (step 65), and calculate the total replay importance for each combination listed (step 66). Select the replay combination that maximizes (Step 67), and arrange the replays of the selected combination in chronological order to create digest information (Step 68). Also, in step 63, if the digest candidate replay total time duration does not exceed the specified digest length, all the replays included in the digest candidate are selected (step 64), and the processing in step 68 is performed. I do.
- the output unit 50 of the digest creating device 10 outputs the digest information created by the digest creating unit 40 (step 6).
- this digest information Fig. 9
- only the replay videos from the replay broadcast section start time to the replay broadcast section end time specified in the digest information are displayed sequentially from the stored main broadcast video.
- the digest can be displayed without exceeding the specified scale.
- the replay information may be provided multiplexed with the main broadcast video, or all the replay information may be provided together after the game is over, or the replay information included in a certain period of time. Or may be provided regularly. Also, you should be able to change the weighting factor for importance calculation according to the type of broadcast (sports program, news program, etc.) and viewer preference.
- the importance is calculated by using the replay that the same broadcast station broadcasts during the same game, that is, the replay used in the relay program. Hana ⁇ .
- replays that have been used once in other channels (including multi-channels) or other games may be referenced, such as news programs or sports programs. In such a case, importance may be added to the riblay. This allows replays used in programs other than relay programs to be used for digests.
- the digest creation device is installed in a receiving terminal on the receiving station side, Digest information for the viewer to perform digest viewing may be created and used. It may also be installed on the broadcaster's center device and output digest information for creating a digest program summarizing the game content. Alternatively, it may be possible to output digest information for provision to the receiving terminal through broadcasting. To obtain replay information and digest condition information, "broadcast”, “distribution”, “via network”, etc. can be used.
- the digest creation device in the center device and other functional blocks in the receiving terminal.
- the replay importance calculation unit 30 and the digest creation unit 40 are installed in the center device, or when the replay importance calculation unit 30 is installed in the center device and the digest creation unit 40 is installed in the receiving terminal, or In some cases, the replay importance calculation unit 30 and the digest creation unit 40 are installed in the receiving terminal, and in any case, the digest information that fits in the digest condition information set on the center device side or the receiving terminal side is created. It is also possible to share the load of digest creation processing between both devices, and to create digest information that reflects the user's preferences.
- a receiving terminal that can manage each information in a database (not shown) is the center device.
- the information managed by the database may be acquired after performing two-way communication with. This makes it possible to efficiently perform digest creation processing between both apparatuses.
- the digest quality is improved by incorporating the replay video in which the replay reference sections do not overlap into the digest.
- the configuration of the digest creation device that performs this method is the same as that of the first embodiment (Figs. 1 and 6).
- the replay importance calculation unit 30 calculates the importance of each replay by the same processing as in the first embodiment, and outputs the replay information with importance to the digest creation unit 40.
- the digest creation unit 40 creates digest information according to the procedure shown in FIG.
- the digest creation unit 40 receives digest information with importance and digest condition information (step 61), sees all replays as digest candidates (step 62), and specifies the total time length of digest candidate replays. Determine whether the force exceeds the digest length (step 63). If it exceeds, the presence / absence of replay information with overlapping replay reference sections is checked (step 631), and if there are overlapping replays, the one with the lowest replay importance is deleted from the digest candidates (step 632).
- step 65 The subsequent processing is the same as in the first embodiment, and all the combinations of digest candidates that fit within the specified digest scale are listed (step 65), and the sum of the replay importance levels for each listed combination. Is calculated (step 66), the replay combination having the maximum total replay importance is selected (step 67), and the replays of the selected combination are arranged in time series to create digest information (step 68). If the total time length of all replays does not exceed the specified digest scale in step 63, all replays are selected (step 64) and the process of step 68 is performed.
- FIG. 16 illustrates the processing procedure when the digest scale is specified as 110 seconds in the case of FIG.
- the amount of digest information can be increased by selecting only one digest candidate even in a replay in which replay reference sections overlap.
- FIG. 17 shows the difference between highlight and normal replay.
- the highlight also consists of a number of rib breakers with consecutive replay broadcast sections and no overlapping replay reference sections. Even if multiple replay broadcast sections are consecutive, if the replay reference sections overlap, it is a normal replay and not a highlight.
- the configuration of the apparatus for performing this digest creation method is the same as that of the first embodiment (Figs. 1 and 6).
- the replay importance calculator 30 focuses on highlights and adds importance (highlight importance) to highlights as one of the viewpoints for measuring the importance of replay information. different.
- FIG. 18 shows the processing procedure of the digest creation device 10 including the processing of the replay importance level calculation unit 30.
- the replay importance calculation unit 30 determines the number of times importance (step 2-1), interval importance (step 2-2), length importance (step 2-3), and replay information sent from the input unit 20. Playback speed importance (steps 2-4) and switching number importance (steps Step 2-5) and if the replay broadcast section is continuous and the replay reference section does not overlap, those replay groups are judged as highlights, and the highlight is important for each replay. Set the degree (steps 2-6).
- the replay importance is calculated from the number importance, interval importance, length importance, playback speed importance, switching number importance, and highlight importance, and added to the replay information (step) 3). This process is repeated until replay importance is added to all replay information (step 4).
- the operation of the digest creation unit 40 that has received the replay information with importance from the replay importance calculation unit 30 is the same as that of the first embodiment.
- Embodiment 3 by increasing the replay importance level of the replay video in the highlight broadcast section, it is possible to incorporate the highlight video that the program producer has determined to be important into the digest. become.
- the configuration of the digest creation device that performs this method is the same as that of the first embodiment (FIGS. 1 and 6).
- the replay information and the live video cut switching point information obtained from the operation history of the broadcasting device are input to the input unit 20, and the digest creation unit 40 receives the replay reference section included in the replay information with importance. From the information and the information of the cut change point, identify the cut of the live video including the replay reference section (possibly in multiple cases), and consider that cut as a digest candidate with importance attached, The point of creating digest information is different.
- An inning scene including a reference section can be a digest candidate
- a batter scene including a replay reference section can be a digest candidate
- a pitch scene including a rib reference section can be a digest candidate.
- the inning scene is set as a digest candidate
- the pitching scene is set as a digest candidate. The size of the scene to be divided can be changed accordingly.
- FIG. 22 shows a processing procedure in the digest creation unit 40 in this case.
- the digest creation unit 40 receives the ribbed information with importance, the digest condition information, and the scene information (step 611), the digest candidate is emptied and the following processing is performed (step 612).
- the hierarchy that divides the scene is determined (step 614), and the scene information that includes the replay reference section of replay is determined using the scene information.
- the specified hierarchical power is also acquired (step 615), and the acquired scene interval is added to the digest candidates (step 616).
- Step 631 list all combinations of digest candidates that fall within the specified digest scale (Step 65), and add the total replay importance for each listed combination.
- Calculate step 66), select a combination of digest candidates that maximizes the total replay importance (step 67), and arrange the scene sections of the selected combination in time series to create digest information (step 681). If the total time length of all scene sections does not exceed the specified digest length in step 631, all scene sections are selected (step 641) and the processing in step 681 is performed.
- FIG. 23 and FIG. 24 illustrate the processing in this case.
- the unit (hierarchy) that separates scenes is high in importance, Replay 1 is “separation by inning”, low importance is low !, Replay 2 is “separation by pitching”, and replay 3 of medium importance is “ “Battery break” is determined.
- “Inning break” that includes the reference interval of Replay 1 “Pitch break” that includes the reference interval of Replay 2, and “Batter break” that includes the reference interval of Replay 3. ”And make them digest candidates.
- Figure 24 (al) is the digest candidate scene corresponding to Replay 1
- Figure 24 (a2) is the digest candidate scene corresponding to Replay 3
- Figure 24 (a3) is the digest candidate corresponding to Replay 2. Shows the scene.
- the digest scale is specified as 160 seconds
- use these three digest candidates to find all the combinations of digest candidates that fit within 160 seconds, and among them, the combination that maximizes the importance. Select.
- the combination shown in Fig. 24 (b) is selected.
- the digests viewed using this digest information are the main broadcast video part (part of Livel) corresponding to the "2 times table” scene section, and "batter It will look like the main broadcast video corresponding to “1” (part of Live3).
- the time used for the scene time delimitation is as described above.
- the video used as the digest may be a video other than the main broadcast video (video from another camera other than the main broadcast).
- one replay is associated with one scene section, and the digest is created using only the scene section. Both the replay and scene sections are not necessarily limited to this. You can combine them to create a digest!
- the calculation of the importance of each piece of replay information is roughly divided into two stages: the number of replays, the interval, the length of time, the broadcast speed, or the cut switching. After calculating the importance such as the number, the importance of the ribray information is calculated.
- the configuration of the replay importance calculation unit 30 shown in the first embodiment is divided into a first replay importance calculation unit 31 and a second replay importance calculation unit 32. A method of creating a digest will be described separately for the center device 100 provided on the broadcasting station side and the receiving terminal 200 provided on the receiving station side.
- the center device 100 receives the first replay information from the editing device 70 and the switch 80 (FIG. 1), the first replay information, and the number of times from the information. Calculate importance, interval importance, length importance, playback speed importance, number of switching importance, etc., and create second replay information that associates each importance with the first replay information. With a calculator 31! /
- FIG. 26 shows the data structure of the first replay information input to the input unit 20.
- the first replay information includes a replay broadcast section start time, a replay broadcast section end time, a replay reference section start time, a replay reference section end time, and a photographic camera, in addition to a ribray number for identifying each replay. Contains number information. Note that the first replay information in this embodiment has the same data structure as the replay information shown in the first embodiment.
- FIG. 27 shows the data structure of the second replay information created by the first replay importance calculation unit 31.
- the 2nd replay information is calculated from each information shown in the 1st replay information, frequency importance, interval importance, length importance, playback speed importance, switching The number importance is associated with the first replay information. For example, in the case of replay 1 in FIG. 5, as shown in FIG. 11, the frequency importance is 1 (times), the interval importance is 120 (seconds), the length importance is 20 (seconds), and the playback speed importance is Is 1 (double speed), and the switching number importance is 1 (times), and the second replay information associates each importance with the first replay information.
- the receiving terminal 200 acquires the second replay information transmitted from the center apparatus 100, and based on the weighting factor managed in the weighting rule setting database 60, each important information indicated in the second replay information is displayed.
- the second replay importance calculation unit 32 outputs the replay information with importance, and the digest condition information input by the user's operation. (Digest scale), select the most important ribray information according to the digest scale, and create digest information 40 to create digest information, and output section 50 to output the created digest information. It has.
- the first replay importance calculating unit 31 of the center device 100, the second replay importance calculating unit 32, and the digest creating unit 40 of the receiving terminal 200 are each of the devices 100 or the computer built in the terminal 200 operates. It is realized by executing a program that specifies
- FIG. 29 shows a processing procedure from when the center apparatus 100 acquires the first replay information to when the receiving terminal 200 outputs the digest information.
- the input unit 20 in the center device 100 acquires the first replay information (step 1).
- the first replay importance calculator 31 calculates the importance (number importance) from the viewpoint of (a) number of replays based on the number of riblays that overlap even part of the replay reference section.
- Step 2-1 and based on the difference between the replay broadcast section start time and the replay reference section start time, the importance based on the viewpoint of “(b) interval between the replay broadcast section and the replay reference section” (interval important (Step 2-2), and the importance based on the viewpoint of (c) Replay length from the difference between the end time of the replay broadcast section and the start time of the replay broadcast section (length importance) (Step 2-3) and the ratio of the difference between the replay broadcast segment end time and the replay broadcast segment start time and the difference between the replay reference segment end time and the replay reference segment start time is calculated as “(d) Play speed " The importance (reproduction speed importance) is calculated based on the viewpoint of each (Step 2-4), and “(e) Replay broadcasting is calculated from the number of replay reference section start times in the replay information. Calculate the importance based on the “number of cuts in the section” (switching importance) (Steps 2-5).
- the first replay importance calculating unit 31 repeats such processing until each importance is calculated for all replay information (step 3). 2 Send the second replay information to the replay importance calculation unit 30 (step 4).
- the second replay importance calculating unit 30 acquires the second replay information to which the first replay importance calculating unit 31 of the center device 100 is also transmitted (step 5). In accordance with this, the second replay importance calculation unit 30 acquires the weighting rule setting table (FIG. 30) managed for each genre from the weighting rule setting database 70, and is displayed in the table! Based on the weighting factor, each importance shown in the second replay information is adjusted.
- the weighting rule setting table (FIG. 30) managed for each genre from the weighting rule setting database 70
- Rl al- (importance of times) + ⁇ 2 ⁇ (interval importance) + ⁇ 3 ⁇ (length importance)
- the importance level R2 of Replay 2 and the importance level R3 of Replay 3 in FIG. 5 are as follows.
- R2 l. 5-1 + 1. 5-105 + 1-15 + 0. 5-1 + 1-1
- R3 l. 5-1 + 1. 5-50 + 1-25 + 0. 5-1 + 1-2
- the replay importance calculation unit 30 creates the replay information with importance by adding the importance obtained in this way to the second replay information (FIG. 28), and outputs this to the digest creation unit 40 (scopy). Step 6).
- the value of the weighting factor shown in the weighting rule setting table can be set by either a person on the broadcasting station side or on the receiving station side. If a person on the broadcasting station side sets, a digest with the same tendency can be provided to the user. On the other hand, when a person on the receiving station side sets, a digest that takes into account the user's preferences can be created. In addition, the value of the weight coefficient may be updated so that a digest preferable for the broadcasting station side or the receiving station side can be created.
- the digest creating unit 40 is closest to the scale specified by the digest condition information input by the user's operation, and the sum of the importance levels is the closest to the obtained combination of the rib information with importance levels. Select the combination that maximizes and create the digest information (Step 7). Note that the detailed procedure in the digest creation unit 40 at this time is the same as the procedure shown in FIGS.
- the output unit 50 of the receiving terminal 200 acquires and outputs the digest information created by the digest creation unit 40 (step 8).
- this digest information (Fig. 9) only the replay video from the start time of the replay broadcast section specified by the digest information to the end time of the replay broadcast section is sequentially displayed from the main broadcast video stored in the receiving terminal 200. This means that digests that do not exceed the specified scale can be displayed.
- the second replay information acquired by the receiving terminal 200 may be acquired by the force bidirectional communication acquired by the one-way communication. That is, in the center device 100, the second replay information calculated by the first replay importance calculating unit 31 is managed in a database (not shown), and the second replay information is requested from the receiving terminal 200 to the center device 100.
- the digest creation process can be performed efficiently between both devices.
- the digest condition information acquired by the digest creating unit 40 of the receiving terminal 200 is the digest condition information set on the side of the force center device 100 input by the user's operation. OK.
- the center device side can create digest information that fits in the digest condition information set on the receiving terminal side.
- first replay importance calculation unit 31 and the “second replay importance calculation unit 32” are separately described as “center device 100” and “receiving terminal 200”. Needless to say, these can be operated in the same apparatus as described in the first embodiment.
- the replay importance calculation method may be other than the method shown in the embodiment.
- the interval importance calculated from “the interval between the replay broadcast section and the replay reference section” the importance calculated only from the difference affects the time zone in which the event occurs.
- the interval importance may be calculated by the following formula.
- the interval shown in the above embodiment The calculation of the importance for is calculated by multiplying the difference by a constant (1), but it may be multiplied by a logarithm.
- the replay used immediately after the event is mainly used to emphasize the event, but a means for calculating a higher degree of importance is set as the interval between the replay broadcast section and the replay reference section is wider.
- the replay used immediately after the event is calculated with a small interval importance value.
- Replays used immediately after the event include “Fine Play” and “Strike Strike Scene” events, which are not events that directly affect the game, but can be used as a digest. Therefore, a threshold may be set for the interval between the predetermined positions of the replay broadcast section and the replay reference section, and the replay video and audio may be grouped using the threshold. In other words, by using the set threshold value and grouping, replay video and audio with different characteristics can be classified.
- the interval between the replay broadcast section and the replay reference section is less than the threshold
- replays such as fine play and strikeout scenes immediately after the event
- the interval is less than the threshold.
- event abilities that is, rib lays that indicate the flow of the game.
- the importance of the ribray video is discriminated based on the “interval” between the start time of the replay reference section and the start time of the replay broadcast section. It is possible to discriminate importance based on the above. For example, the importance of the ribray video may be differentiated from the “interval” of the time between the replay reference section and the replay broadcast section.
- the digest creation method and program of the present invention are implemented in this digest creation device, and the program that defines the operation of the digest creation device of the present invention is recorded on a recording medium and stored in another device. Can be transferred or copied to.
- the digest creation device of the present invention can be used to create a digest of a program in combination with broadcast equipment of a broadcast station, or can be used as a device for creating digest information for broadcasting. it can. It can also be used as a device that enables digest viewing of stored programs in combination with a receiving terminal.
- the digest creation apparatus of the present invention can also be applied to the case of creating a digest of a program belonging to another genre that uses replay, such as a use program and a dramas program, in addition to a sports program. Furthermore, the present invention can also be applied when the replay is audio.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Circuits (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
Description
Claims
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US11/572,957 US8544037B2 (en) | 2004-07-30 | 2005-07-25 | Digest creating method and device |
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JP2005211614A JP4758161B2 (ja) | 2004-07-30 | 2005-07-21 | ダイジェストの作成方法及び装置 |
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JP2010205313A (ja) * | 2009-02-27 | 2010-09-16 | Sony Corp | 情報処理装置、情報処理方法およびプログラム |
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WO2007139105A1 (ja) * | 2006-05-31 | 2007-12-06 | Pioneer Corporation | 放送受信装置、ダイジェスト生成方法、およびダイジェスト生成プログラム |
US9432629B2 (en) * | 2008-08-18 | 2016-08-30 | Brigham Young University | Interactive viewing of sports video |
US8621486B2 (en) * | 2010-06-30 | 2013-12-31 | Hewlett-Packard Development Company, L.P. | Significance level automation |
US9288431B2 (en) * | 2014-03-25 | 2016-03-15 | Rovi Guides, Inc. | Systems and methods for re-recording content associated with re-emerged popularity |
US9996769B2 (en) * | 2016-06-08 | 2018-06-12 | International Business Machines Corporation | Detecting usage of copyrighted video content using object recognition |
CN109167934B (zh) * | 2018-09-03 | 2020-12-22 | 咪咕视讯科技有限公司 | 一种视频处理方法、装置及计算机可读存储介质 |
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JP4758161B2 (ja) | 2011-08-24 |
US8544037B2 (en) | 2013-09-24 |
JP2006067564A (ja) | 2006-03-09 |
US20080196058A1 (en) | 2008-08-14 |
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