JP2009100136A - Video/audio output device, video/audio output method, and video/audio output program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To adjust video/audio in accordance with a genre of a program or a sponsor providing the program. <P>SOLUTION: EPG data relating to a program of a channel selected by a digital television broadcast reception part 2 is extracted by an EPG extraction part 8 and is stored in an EPG data storage part 9. A control part 12 acquires a genre name of a program or a sponsor name of a sponsor providing the program, from the EPG data stored in the EPG data storage part 9 and acquires image adjustment contents and audio adjustment contents corresponding to the genre name or the sponsor name from a genre-classified adjustment content table and a sponsor-classified adjustment content table which are stored in a table storage part 9 and instructs an image adjustment part 6 to adjust an image and instructs an audio adjustment part 7 to adjust audio, on the basis of the image adjustment contents and audio adjustment contents. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a video / audio output device, a video / audio output method, and a video / audio output program, for example, a video / audio output for adjusting video and audio constituting a program according to a genre to which the program belongs and a sponsor providing the program. The present invention is suitable for application to an apparatus, a video / audio output method, and a video / audio output program.

Conventionally, in a digital television broadcast receiver, when a viewing channel is changed, a genre corresponding to the program of the changed channel is searched by searching program guide information or a predetermined table created based on the program guide information. It is determined whether or not the searched genre exists as an adjustment target genre in the genre adjustment table, and if the searched genre exists as an adjustment genre in the genre adjustment table, the genre is searched. In some cases, the brightness and volume are adjusted based on the amount of adjustment of the brightness and volume corresponding to each genre (see, for example, Patent Document 1).
JP-A-10-322622

  By the way, in a digital television broadcast receiver having such a configuration, when outputting a program, the output video characteristics and the output audio characteristics can be adjusted to adjustment values set in advance by the user according to the program genre. However, there is a problem that the adjustment of the output characteristics of video and audio according to the above is not taken into consideration.

  The present invention has been made in consideration of the above points, and a video / audio output device and a video / audio output method capable of adjusting output characteristics of video and audio according to a program genre and a sponsor who provides the program, and I would like to propose a video / audio output program.

  In order to solve such a problem, in the present invention, a genre to which a program belongs or a sponsor name of a sponsor who provides a program is acquired, and at least one of video and audio is selected as a genre or a title based on the acquired genre or sponsor name. By adjusting to an adjustment value corresponding to the sponsor name, it is possible to output video and audio adjusted according to the genre of the program or the sponsor name. For example, when the sponsor providing the program is a device manufacturer or the like, the video and audio can be adjusted and output specially.

  According to the present invention, it is possible to output video and audio that have been adjusted more appropriately according to the genre of the program. In addition, since the output characteristics of video and audio can be adjusted according to the sponsor who provides the program, the output characteristics can be adjusted according to the genre of the program or the sponsor name, and the favorability for the sponsor can be improved. A video / audio output device, a video / audio output method, and a video / audio output program can be realized.

  Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

(1) Overall Configuration of Television Receiver In FIG. 1, reference numeral 100 denotes a television receiver as a whole. The antenna 1 is connected to a digital television broadcast receiver 2 to receive radio waves of the digital television broadcast and supply a received signal to the digital television broadcast receiver 2.

  The digital television broadcast receiving unit 2 is connected to the demultiplexer 3, selects a predetermined channel under the control of the control unit 12, and selects a digital broadcast signal (compressed video data, compressed audio data) of the selected channel. , And compressed EPG (Electronic Program Guide) data) is supplied to the demultiplexer 3.

  The demultiplexer 3 is connected to the video decoding unit 4, the audio decoding unit 5, and the EPG data extraction unit 8. The demultiplexer 3 compresses the digital television broadcast signal supplied from the digital television broadcast reception unit 2 into compressed video data. Audio data and compressed EPG data are separated, compressed video data is supplied to the video decoding unit 4, compressed audio data is supplied to the audio decoding unit 5, and the compressed EPG data is converted into EPG data. The extraction unit 8 is supplied.

  The video decoding unit 4 is connected to the video adjustment unit 6, decodes the compressed video data supplied from the demultiplexer 3, and supplies the decoded video data to the video adjustment unit 6. ing.

  The audio decoding unit 5 is connected to the audio adjustment unit 7, decodes the compressed audio data supplied from the demultiplexer 3, and supplies the decoded audio data to the audio adjustment unit 7. ing.

  The EPG data extraction unit 8 is connected to the EPG data storage unit 9, decodes the compressed EPG data supplied from the demultiplexer 3, and supplies the decoded EPG data to the EPG data storage unit 9. It is made like that.

  The EPG data storage unit 9 is connected to the electronic program guide configuration unit 10, stores the EPG data supplied from the EPG data extraction unit 8, and is appropriately read out from the electronic program guide configuration unit 10.

  The electronic program guide configuration unit 10 is connected to the electronic program guide screen generation unit 11, configures an electronic program guide based on the EPG data read from the EPG data storage unit 9, generates electronic program guide configuration data, The program guide screen generator 11 is supplied with the program guide screen.

  The electronic program guide screen generation unit 11 is connected to the OSD drawing unit 13 and, based on the electronic program guide configuration data supplied from the electronic program guide configuration unit 10, electronic program guide display data corresponding to the display screen of the electronic program guide Is generated and supplied to the OSD drawing unit 13.

  The remote control receiving unit 15 is connected to the control unit 12, receives control data transmitted from a remote controller (hereinafter referred to as “remote control” as appropriate) 200 by infrared rays or the like, and supplies the received control data to the control unit 12. It is made like that.

  In response to the control data supplied from the remote control receiving unit 15, the control unit 12 controls the digital television broadcast receiving unit 2 to select a channel specified by the user operating the remote control 200, for example, The video adjustment unit 7, the audio adjustment unit 6, and other units are controlled.

  The keyword storage unit 18 is connected to the control unit 12 and stores keywords such as a genre name of a genre to which the program belongs and a sponsor name of a sponsor who provides the program. The table storage unit 19 is connected to the control unit 12 and stores the genre adjustment content table shown in FIG. 3 and the sponsor adjustment content table shown in FIG. 4.

  The OSD (on-screen display) drawing unit 13 is connected to the video / OSD signal synthesis unit 14 and is controlled by the control unit 12 based on the electronic program guide display data supplied from the electronic program guide screen generation unit 11. OSD display data for display is generated and supplied to the video / OSD signal synthesis unit 14.

  The video adjusting unit 6 is connected to the video / OSD signal synthesizing unit 14, performs video adjustment processing on the decoded video data supplied from the video decoding unit 4 under the control of the control unit 12, and is adjusted. The video data is supplied to the video / OSD signal synthesis unit 14.

  The audio adjustment unit 7 performs audio adjustment processing on the decoded audio data supplied from the audio decoding unit 5 under the control of the control unit 12 and supplies the adjusted audio data to the audio output unit 17. Has been made.

  The video / OSD signal synthesis unit 14 is connected to the video adjustment unit 6, the OSD drawing unit 14, and the video display unit 16, and the video data supplied from the video adjustment unit 6 and the OSD supplied from the OSD drawing unit 12. Is combined with the OSD display data for use, and a composite video signal is generated and supplied to the video display unit 16.

  The audio output unit 17 outputs audio corresponding to the audio data supplied from the audio adjustment unit 7. The video display unit 16 displays a composite video corresponding to the composite video signal supplied from the video / OSD signal synthesis unit 14.

  The EPG data is data indicating the broadcast schedule of a TV program broadcast by each TV broadcasting station. The EPG data includes a channel name, a program title (program name), a performer's name, a broadcast date, and a broadcast time zone. It includes information (hereinafter referred to as program information) related to each program including (broadcast start time and broadcast end time), genre name indicating the genre of the program, program content (“synopsis”), and the like. The title of the program may include the sponsor name of the sponsor who provides the program.

  FIG. 2 is a flowchart showing a processing procedure when a certain program is selected. First, in step SP1, the control unit 12 determines whether or not a channel is selected by operating the remote controller 200 by the user and an instruction to output a program currently broadcast on the channel is given.

  As a result, when it is determined that the channel is not selected, the process of step SP1 is repeatedly executed. On the other hand, if it is determined that a channel has been selected and output of a program currently broadcast on that channel has been instructed, the process proceeds to step SP2.

  In step SP2, under the control of the control unit 12, the digital television broadcast receiving unit 2 selects a channel selected by the user and supplies received data corresponding to the channel to the demultiplexer 3.

  The demultiplexer 3 separates video data, audio data, and EPG data from the reception data supplied from the digital television broadcast receiver 2, supplies the video data to the video decoder 4, and supplies the audio data to the audio decoder 5. The EPG data is supplied to the EPG data extraction unit 8.

  The video decoding unit 4 performs a decoding process on the video data supplied from the demultiplexer 3 and supplies the decoded video data to the video adjustment unit 6. The audio decoding unit 5 performs a decoding process on the audio data supplied from the demultiplexer 3 and supplies the decoded audio data to the audio adjustment unit 7.

  The EPG data extraction unit 8 performs a decoding process on the EPG data supplied from the demultiplexer 3 and supplies the decoded EPG data to the EPG data storage unit 9. The EPG data storage unit 9 stores the decoded EPG data supplied from the EPG data extraction unit 8. The control unit 12 is supplied to the EPG data storage unit 9 and appropriately reads the stored EPG data.

  Next, in step SP3, the genre name of the program is acquired from the EPG data relating to the program currently broadcast on the selected channel (selected program), and the genre name is stored in the keyword storage unit 18 in advance. It is determined whether the stored keyword is included. For example, it is determined whether or not any one of keywords such as “soccer”, “classical music”, and “documentary” is included in the genre name of the EPG data.

  As a result, if it is determined that none of the keywords stored in the keyword storage unit 18 are included in the genre name of the EPG data of the program, the process proceeds to step SP5. In step SP5, under the control of the control unit 12, the video adjustment unit 6 performs normal adjustment (adjustment based on a predetermined value set in advance) on the decoded video data supplied from the video decoding unit 4. Then, the adjusted video data is supplied to the video / OSD signal generator 14. In addition, under the control of the control unit 12, the audio adjustment unit 7 performs normal adjustment on the decoded audio data supplied from the audio decoding unit 5, and supplies the adjusted audio data to the audio output unit 17.

  The video / OSD signal synthesis unit 14 generates a synthesized video signal by synthesizing the video data supplied from the video adjustment unit 6 and the OSD display data supplied from the OSD drawing unit 13 and supplies the synthesized video signal to the video display unit 16. . The video display unit 16 displays a composite video corresponding to the composite video signal. The audio output unit 17 outputs audio corresponding to the adjusted audio data supplied from the audio adjustment unit 7.

  On the other hand, if it is determined that any one of the keywords stored in the keyword storage unit 18 is included in the genre name of the EPG data of the selected program, the process proceeds to step SP4. In step SP4, image adjustment and sound adjustment corresponding to the keyword included in the EPG data relating to the selected program are performed.

  That is, the control unit 12 acquires the adjustment contents of the video and audio corresponding to the keyword included in the EPG data related to the selected program from the adjustment content table for each genre shown in FIG. Adjustment instructions corresponding to the adjustment contents are given to the video adjustment unit 6 and the audio adjustment unit 7, respectively.

  FIG. 3 shows an example of an adjustment content table classified by genre stored in the table storage unit 19. When the genre of the program is “Soccer”, “Adjust to reduce the afterimage feeling of video” is set as the image adjustment content, and “Adjust to three-dimensional sound that gives a sense of realism” is set as the audio adjustment content Has been.

  When the program genre is “classical music”, “standard setting (normal setting)” is set as the image adjustment content, and “adjustment to three-dimensional sound that gives a sense of reality” is set as the audio adjustment content. . When the genre of the program is “documentary”, “adjustment that emphasizes the outline and contrast of the video” is set as the image adjustment content, and “standard setting” is set as the audio adjustment content.

  The control unit 12 instructs the video adjustment unit 6 and the audio adjustment unit 7 to make adjustments based on the adjustment content corresponding to the program genre preset in the genre adjustment content table. For example, when “Adjustment to reduce the afterimage feeling of video” is set as the image adjustment content, for example, an adjustment that reduces the afterimage feeling of the image by increasing the number of frames of the image displayed per second is performed. Instruct to do. In addition, when “adjust to three-dimensional sound that gives a sense of realism” is set as the sound adjustment content, the volume difference, time difference, phase difference, etc. of the audio output from the left and right audio output units 17 are set to predetermined adjustment values. Instruct to adjust.

  Next, in step SP6, the control unit 12 determines whether or not the sponsor name stored in the keyword storage unit 18 in advance is included in the program title of the EPG data related to the selected program. If it is determined that the sponsor title stored in the keyword storage unit 18 in advance is not included in the program title of the EPG data related to the received program, the process returns to step SP1 and the processes after step SP1 are repeatedly executed.

  On the other hand, when it is determined that the sponsor title stored in the keyword storage unit 18 in advance is included in the program title of the EPG data related to the selected program, the process proceeds to step SP7. In step SP7, the control unit 12 stores the image adjustment content and the sound adjustment content corresponding to the sponsor name included in the program title of the EPG data related to the selected program in the table storage unit 19, FIG. The adjustment instruction corresponding to the acquired adjustment content is given to the video adjustment unit 6 and the audio adjustment unit 7 respectively.

Here, the sponsor name stored in the adjustment content table for each sponsor can be the name of the manufacturer that manufactured the television receiver 100 and its affiliated company.

  FIG. 4 shows an example of the sponsor-specific adjustment content table stored in the table storage unit 19. When the sponsor name is “XX Co., Ltd.”, “Adjustment that emphasizes the outline and contrast of the image” is set as the image adjustment content, and “Adjust to three-dimensional sound that gives a sense of reality” is set as the sound adjustment content. Is set. In addition, when the sponsor name is “△△ Corporation”, “Adjustment that emphasizes the outline and contrast of the video” is set as the image adjustment content, and “Adjust to three-dimensional sound that gives a sense of realism” as the sound adjustment content "Is set.

  Therefore, when “XX Inc.” is included in the program title of the EPG data related to the selected program, the video adjustment unit 6 is supplied from the video decoding unit 4 based on an instruction from the control unit 12. Adjustment for emphasizing contours and contrast is performed on video data. In addition, the audio adjustment unit 7 performs the volume difference, the time difference, the level of the audio output from the left and right audio output units 17 with respect to the audio data supplied from the audio decoding unit 5 based on an instruction from the control unit 12. The phase difference or the like is adjusted to a predetermined adjustment value.

  When the process of step SP7 ends, the process returns to step SP1, and the processes after step SP1 are repeatedly executed.

(2) Operation and Effect In the above configuration, the video adjustment unit 6 and the audio adjustment unit 7 provide the genre name of the program acquired from the EPG data related to the program selected by the digital television broadcast receiving unit 2 and the program. The image adjustment and sound adjustment based on the image adjustment content and the sound adjustment content stored in the table storage unit 19 are performed according to the sponsor name of the sponsor to be performed. Thereby, image adjustment and sound adjustment according to the genre of the program and the sponsor who provides the program can be performed.

  According to the above configuration, the video adjustment unit 6 and the audio adjustment unit 7 are in accordance with the genre of the program acquired from the EPG data related to the program selected by the digital television broadcast receiving unit 2 and the sponsor providing the program. The image adjustment and the sound adjustment are performed based on the image adjustment content and the sound adjustment content stored in the table storage unit 19. As a result, it is possible to output video and audio that have been adjusted more appropriately according to the genre of the program and to adjust the output characteristics of video and audio according to the sponsor that provides the program. It is possible to adjust the output characteristics suitable for the genre and improve the favorability with respect to the sponsor.

(3) Other Embodiments In the above-described embodiments, the image adjustment content and the sound adjustment content of the genre-specific adjustment content table and the sponsor-specific adjustment content table are examples, and other adjustment content may be used.

  Further, in the above-described embodiment, the case where the video / audio output apparatus is configured by the acquisition unit as the EPG data extraction unit 8 and the adjustment unit as the video adjustment unit 6 and the audio adjustment unit 7 has been described. However, the present invention is not limited to this, and the video / audio output apparatus may be configured by various other means.

  The video / audio output device, video / audio output method, and video / audio output program of the present invention can be applied not only to a television receiver, but also to a hard disk recorder, other AV (Audio Visual) devices, and the like.

It is a rough-line block diagram which shows the structural example of a television receiver. It is a flowchart with which it uses for description of a video / audio adjustment procedure. It is a basic diagram which shows the adjustment content table classified by genre which hold | maintains the adjustment content classified by genre. It is a basic diagram which shows the adjustment content table by sponsor holding the adjustment content by sponsor.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Antenna, 2 ... Digital television broadcast receiving part, 3 ... Demultiplexer, 4 ... Video decoding part, 5 ... Audio decoding part, 6 ... Video adjustment part, 7 ... Audio adjustment part, 8 ... ... EPG data extraction unit, 9... EPG data storage unit, 10... Electronic program guide configuration unit, 11... Electronic program guide screen generation unit, 12. / OSD signal synthesis unit, 15... Remote control reception unit, 16... Video display unit, 17... Voice output unit, 18... Keyword storage unit, 19. ……Remote controller.

Claims (5)

A video / audio output device that outputs at least one of video and audio constituting a program,
An acquisition means for acquiring a genre to which the program belongs or a sponsor name of a sponsor providing the program;
Adjusting means for adjusting at least one of the video and audio to an adjustment value corresponding to the genre or sponsor name based on the genre or sponsor name acquired by the acquisition means. Video / audio output device. Storage means for storing a table in which the genre or sponsor name and the adjustment value are associated with each other;
The video / audio output apparatus according to claim 1, wherein the adjustment unit adjusts at least one of the video and audio based on the table stored in the storage unit. The video / audio output device according to claim 1, wherein the sponsor is a manufacturer of the video / audio output device. A video / audio output method for outputting at least one of video and audio constituting a program,
An acquisition step of acquiring, by an acquisition means, a genre to which the program belongs or a sponsor name of a sponsor providing the program;
An adjusting step of adjusting at least one of the video and audio to an adjustment value corresponding to the genre or sponsor name based on the genre or sponsor name acquired in the acquiring step by the adjusting means. A video / audio output method characterized by the above. A video / audio output program for outputting at least one of video and audio constituting a program,
An acquisition step of acquiring a genre to which the program belongs or a sponsor name of a sponsor providing the program;
An adjustment step of adjusting at least one of the video and audio to an adjustment value corresponding to the genre or sponsor name based on the genre or sponsor name acquired in the acquisition step. A video / audio output program.

Images