JP4920522B2 - 情報処理装置および出力連動制御方法 - Google Patents
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- JP4920522B2 JP4920522B2 JP2007204608A JP2007204608A JP4920522B2 JP 4920522 B2 JP4920522 B2 JP 4920522B2 JP 2007204608 A JP2007204608 A JP 2007204608A JP 2007204608 A JP2007204608 A JP 2007204608A JP 4920522 B2 JP4920522 B2 JP 4920522B2
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- 230000010365 information processing Effects 0.000 title claims description 58
- 238000000034 method Methods 0.000 title claims description 12
- 230000005236 sound signal Effects 0.000 claims description 63
- 238000001514 detection method Methods 0.000 claims description 9
- 230000006870 function Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43632—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wired protocol, e.g. IEEE 1394
- H04N21/43635—HDMI
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/233—Processing of audio elementary streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/4143—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a Personal Computer [PC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42653—Internal components of the client ; Characteristics thereof for processing graphics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2370/00—Aspects of data communication
- G09G2370/12—Use of DVI or HDMI protocol in interfaces along the display data pipeline
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G5/006—Details of the interface to the display terminal
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/363—Graphics controllers
-
- 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
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Graphics (AREA)
- Software Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuit For Audible Band Transducer (AREA)
- Controls And Circuits For Display Device (AREA)
Description
Claims (9)
- ディスプレイと、
スピーカと、
映像信号および音声信号を出力するためのコネクタと、
前記ディスプレイおよび前記コネクタに対する映像信号の出力を制御するディスプレイドライバと、
前記スピーカおよび前記コネクタに対する音声信号の出力を制御するサウンドドライバと、
前記ディスプレイドライバに対して前記コネクタからの映像信号の出力を指示する事象が発生した場合、前記コネクタからの音声信号の出力を前記サウンドドライバに指示する出力連動制御手段と、
を具備することを特徴とする情報処理装置。 - 前記出力連動手段は、前記ディスプレイドライバに対する指示によって、映像信号が前記コネクタのみから出力される場合に、音声信号を前記コネクタのみから出力するように前記サウンドドライバに指示することを特徴とする請求項1記載の情報処理装置。
- 前記コネクタは、HDMI(High-Definition-Multimedia Interface)ケーブルを取り外し自在に接続することを特徴とする請求項1記載の情報処理装置。
- 前記出力連動手段は、前記ディスプレイドライバに対して前記コネクタから前記ディスプレイへの映像信号の出力先の切り替えを指示する事象が発生した場合、音声信号の出力先を前記コネクタから前記スピーカへと切り替えるように前記サウンドドライバに指示する手段を有することを特徴とする請求項1記載の情報処理装置。
- 前記コネクタからケーブルが取り外されたことを検知する検知手段を具備し、
前記出力連動手段は、音声信号が前記コネクタのみから出力されている状態で、前記コネクタからケーブルが取り外されたことを前記検知手段が検知した場合、音声信号の出力先を前記コネクタから前記スピーカへと切り替えるように前記サウンドドライバに指示する手段を有することを特徴とする請求項1記載の情報処理装置。 - 電源オン時に、前回の電源オフ時の状態を復元するレジューム手段を具備し、
前記出力連動手段は、電源オン時、前記レジューム手段により、音声信号が前記コネクタのみから出力される状態が復元された場合、映像信号が前記コネクタのみから出力される状態以外であったときに、音声信号の出力先を前記コネクタから前記スピーカへと切り替えるように前記サウンドドライバに指示する手段を有することを特徴とする請求項1記載の情報処理装置。 - 前記出力連動制御手段は、同一の表示画面を複数の表示装置で分割表示するマルチ表示のために前記コネクタからの映像信号の出力が行われる場合、前記コネクタから出力される映像信号の画面がプライマリとなるときに、前記コネクタからの音声信号の出力を前記サウンドドライバに指示する手段を有することを特徴とする請求項1記載の情報処理装置。
- 前記コネクタを介して接続される他の機器と共に同一の表示画面を同時表示するクローン表示を行う場合の音声信号の出力先を設定する設定手段を具備し、
前記出力連動制御手段は、前記クローン表示のために前記コネクタからの映像信号の出力が行われる場合、音声信号の出力先が前記設定手段によって前記他の機器に設定されていたときに、前記コネクタからの音声信号の出力を前記サウンドドライバに指示する手段を有することを特徴とする請求項1記載の情報処理装置。 - ディスプレイと、スピーカと、画像信号および音声信号を出力するためのコネクタと、前記ディスプレイおよび前記コネクタに対する映像信号の出力を制御するディスプレイドライバと、前記スピーカおよび前記コネクタに対する音声信号の出力を制御するサウンドドライバと、を具備する情報処理装置の出力連動制御方法であって、
前記ディスプレイドライバに対して前記ディスプレイから前記コネクタへの映像信号の出力先の切り替えを指示する事象が発生した場合、音声信号の出力先を前記スピーカから前記コネクタへと切り替えるように前記サウンドドライバに指示する、
ことを特徴とする出力連動制御方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007204608A JP4920522B2 (ja) | 2007-08-06 | 2007-08-06 | 情報処理装置および出力連動制御方法 |
US12/180,353 US20090040381A1 (en) | 2007-08-06 | 2008-07-25 | Information Processing Apparatus and Output Control Method |
CNA2008101453889A CN101364169A (zh) | 2007-08-06 | 2008-08-06 | 信息处理设备以及输出控制方法 |
US13/903,910 US9009776B2 (en) | 2007-08-06 | 2013-05-28 | Information processing apparatus and output control method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2007204608A JP4920522B2 (ja) | 2007-08-06 | 2007-08-06 | 情報処理装置および出力連動制御方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008158100A Division JP5075745B2 (ja) | 2008-06-17 | 2008-06-17 | 情報処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009044253A JP2009044253A (ja) | 2009-02-26 |
JP4920522B2 true JP4920522B2 (ja) | 2012-04-18 |
Family
ID=40346121
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Application Number | Title | Priority Date | Filing Date |
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JP2007204608A Active JP4920522B2 (ja) | 2007-08-06 | 2007-08-06 | 情報処理装置および出力連動制御方法 |
Country Status (3)
Country | Link |
---|---|
US (2) | US20090040381A1 (ja) |
JP (1) | JP4920522B2 (ja) |
CN (1) | CN101364169A (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4920522B2 (ja) | 2007-08-06 | 2012-04-18 | 株式会社東芝 | 情報処理装置および出力連動制御方法 |
JP2010277253A (ja) * | 2009-05-27 | 2010-12-09 | Toshiba Corp | 情報処理装置および音声出力先の切り替え制御方法 |
KR20110055203A (ko) * | 2009-11-19 | 2011-05-25 | 삼성전자주식회사 | 디스플레이 장치의 동작 모드에 기초한 디스플레이 제어방법 및 이를 적용한 디지털 기기 |
JP4768861B2 (ja) * | 2010-01-29 | 2011-09-07 | 株式会社東芝 | 情報処理装置および情報処理装置における音声出力制御方法 |
JP5623111B2 (ja) | 2010-04-01 | 2014-11-12 | 船井電機株式会社 | 携帯情報処理装置 |
KR101743776B1 (ko) | 2010-09-28 | 2017-06-05 | 엘지전자 주식회사 | 영상 표시 기기, 방법 및 영상 전송 방법 |
JP2013171312A (ja) * | 2012-02-17 | 2013-09-02 | Denso Corp | 映像音声制御装置 |
JP5944689B2 (ja) * | 2012-02-22 | 2016-07-05 | クラリオン株式会社 | 車載機、および、車載機の表示制御システム |
WO2015011808A1 (ja) * | 2013-07-24 | 2015-01-29 | 株式会社 東芝 | 電子機器および音声出力制御方法 |
CN108235097A (zh) * | 2018-03-22 | 2018-06-29 | 南京巨鲨显示科技有限公司 | 一种具有音视频编解码功能的显示器 |
CN109819108B (zh) * | 2019-01-04 | 2021-03-02 | Oppo广东移动通信有限公司 | 调整驱动参数的方法、装置、电子设备及存储介质 |
CN114625330A (zh) | 2020-12-11 | 2022-06-14 | 慧荣科技股份有限公司 | 多屏幕显示控制装置 |
CN114625328A (zh) * | 2020-12-11 | 2022-06-14 | 慧荣科技股份有限公司 | 多屏幕显示控制装置 |
CN114625329A (zh) | 2020-12-11 | 2022-06-14 | 慧荣科技股份有限公司 | 多屏幕显示控制装置 |
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JP4920522B2 (ja) | 2007-08-06 | 2012-04-18 | 株式会社東芝 | 情報処理装置および出力連動制御方法 |
-
2007
- 2007-08-06 JP JP2007204608A patent/JP4920522B2/ja active Active
-
2008
- 2008-07-25 US US12/180,353 patent/US20090040381A1/en not_active Abandoned
- 2008-08-06 CN CNA2008101453889A patent/CN101364169A/zh active Pending
-
2013
- 2013-05-28 US US13/903,910 patent/US9009776B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009044253A (ja) | 2009-02-26 |
CN101364169A (zh) | 2009-02-11 |
US9009776B2 (en) | 2015-04-14 |
US20130258194A1 (en) | 2013-10-03 |
US20090040381A1 (en) | 2009-02-12 |
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