JP5161935B2 - 映像処理装置 - Google Patents
映像処理装置 Download PDFInfo
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- JP5161935B2 JP5161935B2 JP2010176335A JP2010176335A JP5161935B2 JP 5161935 B2 JP5161935 B2 JP 5161935B2 JP 2010176335 A JP2010176335 A JP 2010176335A JP 2010176335 A JP2010176335 A JP 2010176335A JP 5161935 B2 JP5161935 B2 JP 5161935B2
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- JP
- Japan
- Prior art keywords
- signal
- color difference
- osd
- video
- difference signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/74—Circuits for processing colour signals for obtaining special effects
- H04N9/76—Circuits for processing colour signals for obtaining special effects for mixing of colour signals
-
- 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
- H04N21/42646—Internal components of the client ; Characteristics thereof for reading from or writing on a non-volatile solid state storage medium, e.g. DVD, CD-ROM
-
- 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
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
- H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
-
- 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
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
-
- 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
- H04N9/8233—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 the additional signal being a character code signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/012—Conversion between an interlaced and a progressive signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Processing Of Color Television Signals (AREA)
- Color Television Systems (AREA)
- Television Systems (AREA)
Description
101 ディスク
102 ディスクドライブ部
103 アンテナ
104 チューナ
105 映像処理部
106 出力部
201 ストリーム制御部
202 ビデオデコーダ
203 グラフィック処理部
204 メモリ
205 RGB−YUV変換部
206 OSD輝度信号スケーリング部
207 OSD色差信号スケーリング部
208 輝度信号合成部
209 色差信号合成部
210 輝度信号スケーリング部
211 色差信号スケーリング部
212 CPU
Claims (4)
- 4:2:0フォーマットの映像信号に、前記映像信号の解像度よりも小さい解像度を有するOSD映像信号を重畳するための処理を行う映像処理装置であって、
前記OSD映像信号をYUV信号に変換する変換部と、
前記YUV信号に含まれるOSD輝度信号をスケーリング処理するOSD輝度信号スケーリング部と、
スケーリング処理された前記OSD輝度信号と、前記4:2:0フォーマットの映像信号の輝度信号とを合成する輝度信号合成部と、
前記YUV信号に含まれるOSD色差信号を、前記OSD輝度信号スケーリング部とは独立して、かつ、前記OSD輝度信号スケーリング部とは異なる倍率でスケーリング処理する、OSD色差信号スケーリング部と、
スケーリング処理された前記OSD色差信号と、前記4:2:0フォーマットの映像信号の色差信号とを合成する色差信号合成部と、を備える、
映像処理装置。 - 前記OSD色差信号スケーリング部は、前記4:2:0フォーマットの映像信号の色差信号のサンプリング位相に合わせて、前記OSD色差信号の倍率を変更したOSD色差拡大信号を生成する、請求項1に記載の映像処理装置。
- 前記色差信号合成部は、前記OSD色差拡大信号と前記4:2:0フォーマットの映像信号の色差成分とを合成する、請求項2に記載の映像処理装置。
- 前記色差信号合成部から出力された、合成された色差信号をスケーリング処理する色差信号スケーリング部をさらに備え、
前記色差信号スケーリング部は、前記合成された色差信号がインタレース信号であるとき、前記合成された色差信号を4:2:2フォーマットに変換することなく、プログレッシブ信号に変換する、請求項1に記載の映像処理装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010176335A JP5161935B2 (ja) | 2009-08-06 | 2010-08-05 | 映像処理装置 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009182999 | 2009-08-06 | ||
JP2009182999 | 2009-08-06 | ||
JP2010176335A JP5161935B2 (ja) | 2009-08-06 | 2010-08-05 | 映像処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011055485A JP2011055485A (ja) | 2011-03-17 |
JP5161935B2 true JP5161935B2 (ja) | 2013-03-13 |
Family
ID=42990246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010176335A Active JP5161935B2 (ja) | 2009-08-06 | 2010-08-05 | 映像処理装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8290339B2 (ja) |
EP (1) | EP2285123A3 (ja) |
JP (1) | JP5161935B2 (ja) |
CN (1) | CN101998082B (ja) |
TW (1) | TW201130319A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5232319B2 (ja) | 2011-10-20 | 2013-07-10 | 株式会社東芝 | 通信装置及び通信方法 |
JP5390667B2 (ja) * | 2012-06-11 | 2014-01-15 | 株式会社東芝 | 映像送信機器及び映像受信機器 |
CN107888946A (zh) * | 2017-11-23 | 2018-04-06 | 创盛视联数码科技(北京)有限公司 | 一种流媒体服务器混流合屏方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5489947A (en) * | 1994-06-17 | 1996-02-06 | Thomson Consumer Electronics, Inc. | On screen display arrangement for a digital video signal processing system |
JP3953561B2 (ja) * | 1996-10-15 | 2007-08-08 | 株式会社日立製作所 | 画像信号のフォーマット変換信号処理方法及び回路 |
JP2002536856A (ja) * | 1999-01-29 | 2002-10-29 | ソニー エレクトロニクス インク | Hdtv用のビデオモード自動グラフィック適応装置 |
JP2002094996A (ja) * | 2000-09-19 | 2002-03-29 | Toshiba Corp | 受信装置 |
JP4395778B2 (ja) * | 2003-04-09 | 2010-01-13 | パナソニック株式会社 | Osd合成画像復号装置、osd合成画像復号方法、プログラム、記録媒体 |
TWI229562B (en) * | 2003-04-17 | 2005-03-11 | Mediatek Inc | Apparatus and method for signal processing of format conversion and combination of video signals |
JP2005184458A (ja) * | 2003-12-19 | 2005-07-07 | Canon Inc | 映像信号処理装置 |
JP2006030353A (ja) * | 2004-07-13 | 2006-02-02 | Matsushita Electric Ind Co Ltd | 画像表示装置 |
JP2006246248A (ja) * | 2005-03-04 | 2006-09-14 | Toshiba Corp | 映像信号処理装置及び映像信号処理方法 |
-
2010
- 2010-08-05 US US12/850,690 patent/US8290339B2/en active Active
- 2010-08-05 JP JP2010176335A patent/JP5161935B2/ja active Active
- 2010-08-06 TW TW099126275A patent/TW201130319A/zh unknown
- 2010-08-06 EP EP10172100.9A patent/EP2285123A3/en not_active Ceased
- 2010-08-06 CN CN201010249076XA patent/CN101998082B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20110038596A1 (en) | 2011-02-17 |
EP2285123A3 (en) | 2015-09-09 |
TW201130319A (en) | 2011-09-01 |
CN101998082A (zh) | 2011-03-30 |
CN101998082B (zh) | 2013-05-01 |
EP2285123A2 (en) | 2011-02-16 |
US8290339B2 (en) | 2012-10-16 |
JP2011055485A (ja) | 2011-03-17 |
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