JP2018007246A5 - - Google Patents
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- JP2018007246A5 JP2018007246A5 JP2017123489A JP2017123489A JP2018007246A5 JP 2018007246 A5 JP2018007246 A5 JP 2018007246A5 JP 2017123489 A JP2017123489 A JP 2017123489A JP 2017123489 A JP2017123489 A JP 2017123489A JP 2018007246 A5 JP2018007246 A5 JP 2018007246A5
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- 238000007906 compression Methods 0.000 claims 23
- 238000000034 method Methods 0.000 claims 10
- 230000000875 corresponding Effects 0.000 claims 8
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000003384 imaging method Methods 0.000 claims 2
- 238000003672 processing method Methods 0.000 claims 1
Claims (17)
上記処理部は、複数の信号インタフェースに対応する階調圧縮処理を行うことが可能とされている
信号処理装置。 A processing unit for processing an input video signal to obtain an output video signal subjected to gradation compression processing;
The processing unit is a signal processing device capable of performing gradation compression processing corresponding to a plurality of signal interfaces.
請求項１に記載の信号処理装置。 The signal processing device according to claim 1, wherein the processing unit simultaneously outputs the plurality of output video signals that have been subjected to gradation compression processing corresponding to the plurality of signal interfaces.
請求項１に記載の信号処理装置。 The signal processing device according to claim 1, wherein the processing unit selectively outputs any one of the plurality of output video signals that have been subjected to gradation compression processing corresponding to the plurality of signal interfaces.
基準信号インタフェース以外の他の信号インタフェースの階調圧縮処理を行うとき、少なくとも、上記基準信号インタフェースのシステムガンマの特性を付加する処理をさらに行う
請求項１に記載の信号処理装置。 The processing unit is
The signal processing device according to claim 1, further comprising: at least performing a process of adding a system gamma characteristic of the reference signal interface when performing a gradation compression process of a signal interface other than the reference signal interface.
上記入力映像信号を処理して基準信号インタフェースの階調圧縮処理が施された第１の出力映像信号を得る第１の処理部と、
上記第１の出力映像信号を、上記基準信号インタフェース以外の他の信号インタフェースの階調圧縮処理が施された映像信号に変換する第２の処理部を有し、
上記第２の処理部は、
上記第１の出力映像信号に、上記基準信号インタフェースの階調圧縮処理に対応した階調伸長処理と、上記基準信号インタフェースのシステムガンマの特性を付加する処理および上記他の信号インタフェースのシステムガンマの特性をキャンセルする処理と、上記他の信号インタフェースの階調圧縮処理の各処理を行う
請求項１に記載の信号処理装置。 The processing unit is
A first processing unit for processing the input video signal to obtain a first output video signal subjected to gradation compression processing of a reference signal interface;
A second processing unit that converts the first output video signal into a video signal that has been subjected to gradation compression processing of a signal interface other than the reference signal interface;
The second processing unit is
A gradation expansion process corresponding to the gradation compression process of the reference signal interface, a process of adding a system gamma characteristic of the reference signal interface, and a system gamma of the other signal interface to the first output video signal. The signal processing device according to claim 1, wherein each of the processing of canceling the characteristic and the gradation compression processing of the other signal interface is performed.
請求項１に記載の信号処理装置。 The signal processing device according to claim 1, further comprising an imaging unit that obtains the input video signal.
上記処理ステップでは、複数の信号インタフェースの階調圧縮処理を行うことが可能とされている
信号処理方法。 The processing unit has a processing step of processing an input video signal to obtain an output video signal subjected to gradation compression processing,
In the above processing step, a signal processing method capable of performing gradation compression processing of a plurality of signal interfaces.
上記複数の入力機器から選択的に入力される入力映像信号に基づいた出力映像信号を出力する出力部を備え、
上記出力部は、
上記基準信号インタフェースの階調圧縮処理が施された映像信号の他に、少なくとも、上記基準信号インタフェース以外の他の信号インタフェースの階調圧縮処理が施された映像信号を上記出力映像信号として出力することが可能とされ、
上記出力部は、
上記他の信号インタフェースの階調圧縮処理が施された映像信号を出力するとき、上記入力映像信号に、少なくとも、上記基準信号インタフェースの階調圧縮処理に対応した階調伸長処理と、上記基準信号インタフェースのシステムガンマの特性を付加する処理と、上記他の信号インタフェースの階調圧縮処理の各処理を行って、上記他の信号インタフェースの階調圧縮処理が施された映像信号を得る
ビデオシステム。 An input unit having a plurality of input devices for inputting a video signal subjected to gradation compression processing of a reference signal interface;
An output unit for outputting an output video signal based on an input video signal selectively input from the plurality of input devices;
The output section is
In addition to the gradation-compressed video signal of the reference signal interface, at least a gradation-compressed video signal of a signal interface other than the reference signal interface is output as the output video signal. Is possible,
The output section is
When outputting a video signal that has been subjected to gradation compression processing of the other signal interface, at least the gradation expansion processing corresponding to the gradation compression processing of the reference signal interface and the reference signal are applied to the input video signal. A video system that obtains a video signal that has been subjected to the gradation compression processing of the other signal interface by performing the processing of adding the system gamma characteristic of the interface and the gradation compression processing of the other signal interface.
上記カメラシステムは、
映像信号を得る撮像部と、
上記撮像部で得られた映像信号を処理して上記基準信号インタフェースの階調圧縮処理が施された映像信号を得る処理部を有する
請求項８に記載のビデオシステム。 The input unit includes a camera system,
The camera system above
An image pickup unit for obtaining a video signal,
The video system according to claim 8, further comprising a processing unit that processes the video signal obtained by the imaging unit to obtain a video signal that has been subjected to gradation compression processing of the reference signal interface.
上記信号変換部は、
上記他の信号インタフェースの階調圧縮処理が施された映像信号に、少なくとも、上記他の信号インタフェースの階調圧縮処理に対応した階調伸長処理と、上記基準信号インタフェースが持つシステムガンマの特性をキャンセルする特性を付加する処理と、上記基準信号インタフェースの階調圧縮処理の各処理を行って上記基準信号インタフェースの階調圧縮処理が施された映像信号を得る
請求項８または９に記載のビデオシステム。 The input unit is a signal conversion unit that converts a gradation-compressed video signal of a signal interface other than the reference signal interface into a gradation-compressed video signal of the reference signal interface. Including,
The signal conversion unit,
At least the gradation expansion processing corresponding to the gradation compression processing of the other signal interface and the system gamma characteristic of the reference signal interface are applied to the video signal subjected to the gradation compression processing of the other signal interface. The video according to claim 8 or 9 , wherein a process of adding a characteristic to be canceled and a gradation compression process of the reference signal interface are performed to obtain a video signal subjected to the gradation compression process of the reference signal interface. system.
上記出力部は、
上記入力映像信号に基づいた上記第１のダイナミックレンジの出力映像信号を出力し、さらに上記第１のダイナミックレンジより小さな第２のダイナミックレンジの出力映像信号を出力することがさらに可能とされる
請求項８から１０のいずれかに記載のビデオシステム。 The input video signal is a video signal having a first dynamic range,
The output section is
It is further possible to output an output video signal of the first dynamic range based on the input video signal, and further output an output video signal of a second dynamic range smaller than the first dynamic range. The video system according to any one of Items 8 to 10 .
上記出力部は、
上記第２のダイナミックレンジの出力映像信号を出力するとき、上記入力映像信号を、該入力映像信号に付加されている上記情報に基づいて処理して、上記第２のダイナミックレンジの出力映像信号を得る
請求項１１に記載のビデオシステム。 Information of the input video signal is added to the input video signal, and information of the output video signal of the second dynamic range created based on the input video signal is added.
The output section is
When outputting the output video signal of the second dynamic range, the input video signal is processed based on the information added to the input video signal to output the output video signal of the second dynamic range. A video system according to claim 11, obtained.
上記再生映像信号を処理して第２の信号インタフェースに対応する階調圧縮処理が施された出力映像信号を得る処理部を備える
サーバ。 A reproducing unit for reproducing a file recorded in the storage to obtain a reproduced video signal which has been subjected to gradation compression processing corresponding to the first signal interface;
A server comprising a processing unit that processes the reproduced video signal to obtain an output video signal that has been subjected to gradation compression processing corresponding to the second signal interface.
上記再生映像信号の上記第１の信号インタフェースの情報と上記出力映像信号の上記第２の信号インタフェースの情報に基づいて処理設定をする
請求項１３に記載のサーバ。 The processing unit is
14. The server according to claim 13, wherein processing setting is performed based on information of the first signal interface of the reproduced video signal and information of the second signal interface of the output video signal.
上記再生映像信号が上記ストレージに記録されている複数のファイルの連続再生で得られたものであるとき、
上記再生映像信号の上記第１の信号インタフェースの情報の変化に応じて上記処理設定を変更する
請求項１４に記載のサーバ。 The processing unit is
When the reproduced video signal is obtained by continuous reproduction of a plurality of files recorded in the storage,
The server according to claim 14, wherein the processing setting is changed in accordance with a change in information of the first signal interface of the reproduction video signal.
上記複数の出力系の上記処理部は、それぞれ独立した処理設定を行うことが可能とされている
請求項１３から１５のいずれかに記載のサーバ。 Having a plurality of output systems of the reproducing unit and the processing unit,
The server according to claim 13, wherein the processing units of the plurality of output systems are capable of performing independent processing settings.
請求項１３から１６のいずれかに記載のサーバ。 17. The server according to claim 13, further comprising an information superimposing unit that superimposes information on the second signal interface on the output video signal.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020187037512A KR102299972B1 (en) | 2016-06-27 | 2017-06-26 | Signal processing device, signal processing method, camera system, video system and server |
| EP17820112.5A EP3477933B1 (en) | 2016-06-27 | 2017-06-26 | Signal processing device, signal processing method, camera system, video system and server |
| US16/099,803 US11223778B2 (en) | 2016-06-27 | 2017-06-26 | Signal processing device, signal processing method, camera system, video system, and server |
| EP22151826.9A EP4013026A1 (en) | 2016-06-27 | 2017-06-26 | Signal processing device, signal processing method, camera system, video system, and server |
| CN201780038281.1A CN109417588B (en) | 2016-06-27 | 2017-06-26 | Signal processing apparatus, signal processing method, camera system, video system, and server |
| PCT/JP2017/023452 WO2018003757A1 (en) | 2016-06-27 | 2017-06-26 | Signal processing device, signal processing method, camera system, video system and server |
| US17/539,996 US12003865B2 (en) | 2016-06-27 | 2021-12-01 | Signal processing device, signal processing method, camera system, video system, and server |
| US17/644,235 US11553138B2 (en) | 2016-06-27 | 2021-12-14 | Signal processing device, signal processing method, camera system, video system, and server |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016126933 | 2016-06-27 | ||
| JP2016126933 | 2016-06-27 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018007246A JP2018007246A (en) | 2018-01-11 |
| JP2018007246A5 true JP2018007246A5 (en) | 2020-07-27 |
| JP6848718B2 JP6848718B2 (en) | 2021-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2017123489A Active JP6848718B2 (en) | 2016-06-27 | 2017-06-23 | Signal processing equipment, signal processing methods and video systems |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6848718B2 (en) |
| KR (1) | KR102299972B1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7235035B2 (en) * | 2018-03-02 | 2023-03-08 | ソニーグループ株式会社 | Video signal processing device, video signal processing method and imaging device |
| JP7096731B2 (en) * | 2018-08-03 | 2022-07-06 | 日本放送協会 | Signal processing equipment, display equipment, imaging equipment and programs |
| JP7263053B2 (en) | 2019-02-28 | 2023-04-24 | キヤノン株式会社 | IMAGING DEVICE, IMAGE PROCESSING DEVICE, CONTROL METHOD THEREOF, AND PROGRAM |
| JP7344654B2 (en) * | 2019-03-07 | 2023-09-14 | キヤノン株式会社 | Imaging device and playback device and their control method and program |
| KR20210099865A (en) | 2020-02-05 | 2021-08-13 | 삼성전자주식회사 | Image sensor module, image compressing method thereof and electrical device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015115789A (en) | 2013-12-12 | 2015-06-22 | ソニー株式会社 | Imaging apparatus, imaging signal processing circuit, imaging signal processing method, display apparatus, image signal processing circuit, and image signal processing method |
| JP6257319B2 (en) * | 2013-12-26 | 2018-01-10 | キヤノン株式会社 | Imaging apparatus and image processing apparatus |
| CN111836047B (en) * | 2014-06-27 | 2024-05-28 | 松下知识产权经营株式会社 | Display device |
| WO2016063475A1 (en) * | 2014-10-24 | 2016-04-28 | パナソニックＩｐマネジメント株式会社 | Transmission method and reproduction device |
| JP6601729B2 (en) * | 2014-12-03 | 2019-11-06 | パナソニックＩｐマネジメント株式会社 | Data generation method, data reproduction method, data generation device, and data reproduction device |
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2017
- 2017-06-23 JP JP2017123489A patent/JP6848718B2/en active Active
- 2017-06-26 KR KR1020187037512A patent/KR102299972B1/en active IP Right Grant
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