KR100930483B1 - 영상포맷 변환 장치 - Google Patents
영상포맷 변환 장치 Download PDFInfo
- Publication number
- KR100930483B1 KR100930483B1 KR1020070110208A KR20070110208A KR100930483B1 KR 100930483 B1 KR100930483 B1 KR 100930483B1 KR 1020070110208 A KR1020070110208 A KR 1020070110208A KR 20070110208 A KR20070110208 A KR 20070110208A KR 100930483 B1 KR100930483 B1 KR 100930483B1
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- South Korea
- Prior art keywords
- format
- data
- converter
- rgb
- image
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims description 17
- 230000015556 catabolic process Effects 0.000 abstract description 5
- 238000006731 degradation reaction Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
- G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Color Image Communication Systems (AREA)
- Facsimile Image Signal Circuits (AREA)
- Color Television Systems (AREA)
Abstract
Description
또한 본 발명의 포맷변환기는 RGB 포맷의 데이터를 휘도색차 포맷으로 변환하는 RGB변환기, RGB변환기에서 출력되는 상기 휘도색차 포맷 데이터를 적용 시스템에 맞는 지정휘도색차 데이터로 재변환하는 컨버터를 포함할 수 있다.
Claims (7)
- 삭제
- RGB 포맷 데이터를 저장 제공하고 상기 RGB 포맷 데이터를 변환 처리한 지정 휘도색차 데이터를 저장하여 제공하는 메모리;상기 메모리에 저장된 RGB 포맷 데이터를 읽어서 제공하고 변환 처리된 상기 지정휘도색차 데이터를 다시 메모리에 쓰기하는 DMA 입출력기;상기 DMA 입출력기에서 RGB 포맷 데이터를 수신하여 상기 지정휘도색차 데이터로 변환 처리한 후 다시 상기 DMA 입출력기로 제공하는 포맷변환기 및상기 DMA 입출력기와 상기 포맷변환기의 동작에 필요한 제어를 하며 상기 DMA 입출력기에는 변환 전후의 데이터가 저장된 메모리의 주소를 전달하고 상기 포맷변환기에는 변환하고자 하는 데이터의 포맷 정보를 제공하는 컨트롤러를 포함함을 특징으로 하는 영상포맷 변환 장치.
- 제 2항에 있어서,상기 포맷변환기는RGB 포맷의 데이터를 휘도색차 포맷으로 변환하는 RGB변환기;상기 RGB변환기에서 출력되는 상기 휘도색차 포맷 데이터를 적용 시스템에 맞는 지정휘도색차 데이터로 재변환하는 컨버터를 포함함을 특징으로 하는 영상포맷 변환 장치.
- 삭제
- 삭제
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070110208A KR100930483B1 (ko) | 2007-10-31 | 2007-10-31 | 영상포맷 변환 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070110208A KR100930483B1 (ko) | 2007-10-31 | 2007-10-31 | 영상포맷 변환 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090044215A KR20090044215A (ko) | 2009-05-07 |
KR100930483B1 true KR100930483B1 (ko) | 2009-12-09 |
Family
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Family Applications (1)
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KR1020070110208A KR100930483B1 (ko) | 2007-10-31 | 2007-10-31 | 영상포맷 변환 장치 |
Country Status (1)
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KR (1) | KR100930483B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013100327A1 (ko) * | 2011-12-26 | 2013-07-04 | 주식회사 이미지넥스트 | 영상 변환 장치 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101661162B1 (ko) * | 2015-10-20 | 2016-09-30 | (주)보강하이텍 | 보일러 노 내부 감시 카메라의 영상 처리 방법 |
CN117750025B (zh) * | 2024-02-20 | 2024-05-10 | 上海励驰半导体有限公司 | 一种图像数据处理方法、装置、芯片、设备及介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999000785A1 (en) * | 1997-06-27 | 1999-01-07 | Cirrus Logic, Inc. | System and method for conversion of progressive scanned images to television input formats |
KR19990051709A (ko) * | 1997-12-19 | 1999-07-05 | 정선종 | 엔티에스씨 영상 비디오의 해상도 변환 시스템 |
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2007
- 2007-10-31 KR KR1020070110208A patent/KR100930483B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999000785A1 (en) * | 1997-06-27 | 1999-01-07 | Cirrus Logic, Inc. | System and method for conversion of progressive scanned images to television input formats |
KR19990051709A (ko) * | 1997-12-19 | 1999-07-05 | 정선종 | 엔티에스씨 영상 비디오의 해상도 변환 시스템 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013100327A1 (ko) * | 2011-12-26 | 2013-07-04 | 주식회사 이미지넥스트 | 영상 변환 장치 |
KR101288378B1 (ko) | 2011-12-26 | 2013-07-22 | 주식회사 이미지넥스트 | 영상 변환 장치 |
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KR20090044215A (ko) | 2009-05-07 |
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