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WO1997030548A1 - Dispositif de reproduction au ralenti - Google Patents

Dispositif de reproduction au ralenti Download PDF

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Publication number
WO1997030548A1
WO1997030548A1 PCT/JP1997/000423 JP9700423W WO9730548A1 WO 1997030548 A1 WO1997030548 A1 WO 1997030548A1 JP 9700423 W JP9700423 W JP 9700423W WO 9730548 A1 WO9730548 A1 WO 9730548A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
image
original image
field
period
Prior art date
Application number
PCT/JP1997/000423
Other languages
English (en)
Japanese (ja)
Inventor
Hirotsugu Murashima
Hideki Ishibashi
Kenichi Kido
Masahiko Tomikawa
Mitsuhiro Nishiguchi
Original Assignee
Sanyo Electric Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co., Ltd. filed Critical Sanyo Electric Co., Ltd.
Publication of WO1997030548A1 publication Critical patent/WO1997030548A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate

Definitions

  • the present invention relates to a slot playback device for magnetic recording and recording II such as a video tape recorder (VTR).
  • VTR video tape recorder
  • Fig. 2 (a) when a 4x high-speed shooting is performed, as shown in Fig. 2 (a), four images are obtained at a period of 1 to 4 (1/2 40 seconds) of the fine-red period.
  • the images are arranged in a sub-screen obtained by dividing one screen into four parts as shown in FIG. 3B, and are magnetically taped as one original image.
  • An object of the present invention is to clarify the configuration of a slow image display for obtaining an original image obtained by a high speed camera. Disclosure of the invention
  • the throw device can store an original image from a medium in an ordinary 1 / L (L is difficult to be N or more) image means, and can store at least one screen of B ⁇ data.
  • the memory means image data of at least one screen of the original image obtained from the means is written into the memory means, and the video data of the original image is read from the memory means.
  • Data read control means for outputting the video data of the sub-screen along the time axis within a period of L times the normal screen period and outputting it as data of ⁇ 3 ⁇ 4; You.
  • the original image (FIG. 2 (b)) is obtained by combining N images (FIG. 2 (a)) on one screen by N times high-speed shooting. ) Force It is recorded at the field period, and the original image can be obtained at a period L times the field period by using the medium at a normal 1 ZL.
  • the ⁇ data of the original image is once referred to in the memory means (FIG. 2 (c))
  • the ⁇ data of each sub-picture is stored in the memory means for each sub-picture in a predetermined time order (about IB or some time).
  • the data is read out at m and output at the field cycle (Fig. 2 (d)).
  • Fig. 2 (d) Are arranged on a single time axis, and ⁇ 3 ⁇ 4 slow reproduction image power s can be obtained.
  • a field mouth for processing data of the original image in field units, and a mouth mouth for replaying in the forward direction of the time axis is performed by running a magnetic tape in the forward direction.
  • the field of processing the elephant data of the original image in field units! In order to perform playback in the reverse direction of the time axis, the magnetic tape is run in the reverse direction, and the original image is read from the magnetic tape in the normal 1 ZL (L is N or more).
  • Image at the speed of translation !? means, memory means capable of recording at least one field of ⁇ data, and one field of original image data obtained from the image reproduction means.
  • Write data to memory means Write data and read the image data from the memory means, and write the data constituting each sub-screen within L times the field cycle time. Data to be output as ⁇ ⁇ ⁇ data of -Data readout control means!
  • 1 frame is composed of 2 frames.
  • the ⁇ data of the N sub-screens are read out in the order of ⁇ and ⁇ .
  • S2 field is written to the memory means, and thereafter, when the data of the N sub-pictures constituting the Mi image is transmitted, They are read out in the reverse time order.
  • the magnetic tape is moved in the forward direction, and the original image is reproduced from the magnetic tape by the normal 1 / L (L is an image which is reproduced by the singing of N or more).
  • Memory means capable of writing, and »data of one frame of the application image obtained from the image ⁇ 4 means is written to the memory means.
  • T? ⁇ data is read out, and ⁇ ⁇ elephant data for each field that constitutes each sub-screen are arranged in the order of time in the time L times the field period and output as HI elephant data It is provided with data read control means.
  • N sub-pictures constituting the original image of the first field are formed.
  • the surface ele- ment data is read out in the order of ⁇ ⁇ time, and subsequently, the ele- ment signals of the N child images composing the original image of the second field are read out in the order of the time of the note.
  • the frame is a frame unit that processes the data of the original image by frame, and the slot for performing the slot in the reverse direction of the time axis runs on the magnetic tape in the reverse direction.
  • Raw images! 1 ⁇ 2 means memory means capable of storing data for at least one frame, and ⁇ data for one frame of original image obtained from the image means are written to the memory means.
  • read out the image data from the memory means and arrange the input data for each field constituting each sub-screen in the order of time opposite to ⁇ hour within L times the field period.
  • data read control means for outputting as data.
  • the slot image After the signal of the mm image of two buoy nodes constituting the frame is written in the memory means, the N children constituting the
  • the elephant data of the screen is read out in the order of the time reverse to the ⁇ if ⁇ time, and then the elephant signal power of the N child images constituting the original image of the first field is the time opposite to the time Read in order.
  • the slot image According to the slot position according to the present invention, based on the original image obtained by the high-speed job, the slot image can be arbitrarily set in one direction or the right direction along the time axis. It is possible.
  • FIG. 1 is a block diagram showing the structure of the slot according to the invention of the pot f.
  • Fig. 2 is a diagram illustrating the basic principle of the slot installation according to the invention of the pot.
  • Diagram illustrating the operation of the forward mouth FIG. 4 illustrates the operation of the reverse mouth playback at 1/4 speed
  • FIG. FIG. 6 is a diagram for explaining the operation of the reverse direction port by the method of FIG. 16
  • FIG. 7 is a diagram showing a flow chart showing the first half of the operation of the slow playback device shown in FIG. 1
  • FIG. FIG. 8 is a diagram showing a port chart representing the latter half of the operation
  • FIG. 9 is a diagram showing a time chart representing device operation in the 1/6 forward field port mode.
  • FIG. 11 is a time chart showing the device operation in the Hi-direction frame-to-mouth playback mode.
  • FIG. 11 is a diagram showing the time chart representing the device operation in the 1/6 reverse field mouth-to-mouth playback mode.
  • FIG. 12 is a diagram showing a time chart showing the device operation in the 16 reverse frame slow reproduction mode.
  • the mouth-to-mouth regeneration device of this embodiment is a high-frequency device that inflates with 1 ” ⁇ times as large as shown in FIGS. 2 (a) and 2 (b).
  • Japanese Patent Application Laid-Open No. 7-212657 and a conventional VTR3 ⁇ 4 circuit having a mouth-to-mouth playback function for repeatedly outputting data for one field at a field cycle (L is more than 3 ⁇ 43 ⁇ 4S3 ⁇ 43 ⁇ 4).
  • L is more than 3 ⁇ 43 ⁇ 4S3 ⁇ 43 ⁇ 4).
  • the structure is as shown in Fig. 1.
  • the magnetic tape (1) has an original image composed of a plurality of small screens (Fig. 2 (b), which has been processed by a high-speed device.
  • the H-elevation data is reproduced by the VTR circuit (2) having the ⁇ -slow ⁇ function, and then written to the frame memory (3) while maintaining the arrangement of the sub-screens (Fig. 2 (c;)). Subsequently, by controlling the reading of data from the frame memory (3), video data of a series of mouth-reproduced images (FIG. 2 (d)) is generated.
  • the slow ⁇ ftt ⁇ device of the present invention is a two-view data processing that processes a video data of an original image in field units and a frame data process in which original data is processed in frame units. Is possible. In addition, it is possible to perform two throws, one in the direction of ⁇ B and the other in the direction of ⁇ ⁇ ⁇ B, and in the direction of ⁇ and the time in the reverse direction. .
  • the principle of the slow repositioning of the present invention will be described by taking, as an example, an operation in a case where the slow replay is performed at a normal 1/4 speed and a case in which the slow replay is performed at a normal 1/6 speed. This will be described specifically.
  • images A, B, C, D, A ',, C', D ' can be used as sub-screens at 1/4 cycle (1Z240 seconds) of the field cycle (160 seconds) ... Is generated, and these images are the [ ⁇ elephant data of the original images f 1, f 2 ⁇ ⁇ 'which are obtained by combining four images in one field period on one screen as shown in Fig. 3 (b). As a result, a magnetic tape is used at the field cycle.
  • the original image is read by a normal quarter boat by intermittently running the magnetic tape one direction.
  • the ⁇ data of one original image f1 is output 4 [repetitively] in the field period as shown in FIG. 3 (c), and thereafter, the subsequent original image is similarly output.
  • the I »data of f 2 will be output four times in the field cycle.
  • the original image is captured at the normal 1/4 scale by running the magnetic tape intermittently in the WE ⁇ direction.
  • the VT R3 ⁇ 4t circuit (2) outputs the elephant data S of the two original images f 1 and f 2 continuously within one frame period, ⁇ H] in FIG. 3 (e). This operation is returned in the frame period.
  • the! ⁇ Elephant data of the original image f1 of the first field is written into a predetermined address of the frame memory (3), and then the image of the ⁇ image f2 of the second field Data is written to a predetermined address in the frame memory (3).
  • the video data constituting each sub-screen is arranged in time order (A, B, C, D) as shown in FIG. 3 (f). , ⁇ ', B', C ' ⁇ ⁇ ⁇ ⁇ ) read at the field period.
  • the original image is displayed at the normal 14 speed by intermittently running the magnetic tape in the reverse direction.
  • the VTR circuit (2) outputs the video data of the original image f2 of the second field shown in Fig. 4 (a) repeatedly four times in the field cycle, and then outputs the data of the first field.
  • the ( ⁇ data of the original image f 1 is output repeatedly four times in the field cycle.
  • the data of the image f 2 of the second field is stored in the frame memory (3 ),
  • the reading of data from the frame memory (3) is controlled to form each sub-screen as shown in FIG. 4 (b). Are read in the reverse time order (and C ',', ') at the field period.
  • the original image is displayed at the normal 1 / th of a speed by intermittently running the magnetic tape in the reverse direction.
  • the VTR3 ⁇ 43 ⁇ 4 circuit (2) outputs t ⁇ data of the two original images f 1 and f 2 within one frame period, and outputs The operation is repeated 4 [frame cycles].
  • the I data of the original image f1 of the first field is written to a predetermined address of the frame memory (3), and then the ⁇ data of the original image f2 of the second field is freed. Is written to a predetermined address of the memory (3). Then, by controlling the reading of data from the frame memory (3), the video data constituting each sub-picture is displayed in the order of time and time (D ', C') as shown in FIG. 4 (d). , B ', A', D, and C "') at the field period, thereby obtaining a reverse playback image in the reverse direction by the normal 1/4.
  • Fig. 5 (a) at ⁇ tf, 1 / of the field period (1/60 second) In the period of 4 (1/2 40 seconds), the images A, B, C, D, A ', B', C ', D', etc., which are the sub-screens, are displayed. These images are shown in Fig. 5 ( As shown in b), ⁇ data of the original images f 1, f 2... composed of four images within one field period on one screen are applied to the magnetic tape at field intervals!
  • the image When performing forward field-to-mouth playback at 1/6 the normal speed, the image is formed at 1/6 the normal speed by running the magnetic tape intermittently toward the fat side.
  • the VTR circuit (2) outputs the data of one original image f1 as shown in Fig. 5 (c) by returning 6 times in the field cycle. Then, the elephant data of the original image f 2 of the fiber is output repeatedly six times in the field cycle.
  • »data of one original image f1 is written to a predetermined address of the frame memory (3), and then reading of data from the frame memory (3) is controlled.
  • Each sub-screen is composed as shown in Fig. 5 (e).
  • «Data strength S if ⁇ Niji-ji's chronological order, and two sub-screens A and C of Miyoshi. ⁇ , ⁇ , A, B, C, C, D) with the repetition, are read out in the field cycle.
  • the reading of data from the frame memory 3 is controlled to form each sub-picture.
  • the data is read out in the field cycle.
  • the video data of the original image f2 in the second field is stored in the frame memory (3). It is written to the specified address in 3). Then, by controlling the reading of data from the frame memory (3), the time sequence of the image data constituting each sub-screen is as shown in FIG. WDi (A, A, B, C, C, D, A ',, A',, C ', C...;) with two repetitions to two sub-screens A and C Is read in the field cycle. As a result, a single mouth image in the K * direction according to the normal 16 is obtained.
  • the magnetic tape When performing reverse frame-to-frame playback at 1/6 the normal speed, the magnetic tape is intermittently driven in the reverse direction to produce an image at the normal 1 Z6 speed. At this time, the video data of the two original images f 1 and f 2 are continuously output from the VTR circuit (2) within one frame period as shown in FIG. This operation is repeated four times in the frame cycle.
  • the «I data of the original image f 1 of the first builder is written to a predetermined address of the frame memory (3), and then the « m data of the original image ⁇ 2 of the second fin It is written to a predetermined address in the frame memory (3). Then, by controlling the reading of data from the frame memory (3), the time order is reverse to that of the video data constituting each sub-picture as shown in FIG. 6 (d). «3 ⁇ 4i (D ', D', C ', B', ⁇ ', A' ⁇ ) with two repetitions and two repetitions It is read out periodically. In this way, a slow replay image in the reverse direction at a normal 1 Z6 speed is obtained. Time, play circuit operation
  • the signal detected from the magnetic tape (1) is sent to the VTR 2) and the original image data output from the VTR 2) is connected to one input terminal a of the switch (6), It is connected to the input terminal b of the switch (6) via the frame memory (3).
  • a frame update signal, an output field discrimination signal, and a direct synchronizing signal, which will be described later, output from the VTR circuit (2) are supplied to the memory control circuit (4). 4) Write the original playback image data in the frame memory (3)! It controls the protrusion.
  • a system control circuit (5) that controls the overall operation of the entire circuit is provided, and the system control circuit (5) operates in the operation mode for the VTR regeneration circuit (2) and the memory control circuit (4).
  • the signal supplied, supplied travel command signal for controlling the running of the magnetic tape (1) is to tape running system, the switching signal for switching the Suitsuchi (6) to the control pin of Suitsuchi (6) Have been.
  • the switch (6) is set to the a side in the normal mode, and the original image data obtained from the VTR times g ⁇ (2) is output to the image display device as it is.
  • the switch (6) is switched from the a side to the b side, and the mouth image data read from the frame memory (3) is output to the image display device.
  • the VTR regeneration circuit The original playback image data, vertical synchronization signal, frame update signal, and output field discrimination signal shown in Fig. (3) ((:) (01) are output.
  • the VTR circuit (2) outputs the original data shown in Fig. 1. Image data, a vertical synchronization signal, a frame update signal, and an output field discrimination signal.
  • the VTR playback circuit (2) outputs the original playback image data, vertical synchronization signal, frame update code, and output figure shown in ( a ), (b), (c), and (d), respectively.
  • the VTR circuit (2) of the 16 frames in the backward direction outputs the original data shown in Fig. 1 ⁇ Fig.! ⁇ Image data, vertical synchronization A signal, a frame update signal, and an output field discrimination signal are output.
  • the vertical synchronizing signal is output at a field cycle.
  • the frame update code is output when a frame of the original image data is updated.
  • the output field discrimination signal ":! Is output when the original image data is the first field (f1), and "0" is output when the original image data is the second field (f2).
  • the magnetic tape (1) is reduced to 1/6 of the normal speed. It is sent intermittently, whereby the VTR reproduction circuit (2) repeatedly outputs the original reproduction image data f1 of the first field six times in the field cycle. Also, a frame update signal is output in the first field cycle, and it is shown that data f1 of a new frame is output from this field. Since the first field data f1 is output during the first six field periods, the output field discrimination signal is maintained at "1" for the six field period, and thereafter, the data ⁇ of the second field is output. Changes to "0" during the field where 2 is output.
  • step S1 in Fig. 1 ⁇ 7 the process waits for the reception of the vertical synchronization signal.
  • the operation mode is determined at step S2.
  • step S5 the value of the first internal memory M is input to the second internal memory M 1 ( ⁇
  • step S5 the value of the first internal memory M is input to the value of the third internal memory M.
  • step S6 it is determined whether or not the frame update signal is being output.
  • the output of the frame is subjected to the initial processing of steps S7 and S9, and the frame update signal is output.
  • step S8 the value of the first internal memory M is reset. Therefore, immediately after the first internal memory M is updated to "0" when the frame is updated, it is incremented by 1 every one field thereafter; icT.
  • step S9 the frame is updated and no new frame data is output from the VTR reproducing circuit (2), and the data is written to the sister frame memory (3) and the data is rewritten. Therefore, the power status should be checked whether the first field and the second field have been written to the frame memory (3). Both the 1 write flag and the f2 write completed flag are reset to "0".
  • next steps S10 and S13 it is determined whether the data f1 of the first field is to be written t ⁇ , and if it should be written, a ⁇ 1 write signal is generated, and the f1 written flag is set. Set to "1". In this example, the f1 write ⁇ flag indicates unwritten, and the output field discrimination signal indicates f1, and the f1 write signal is appear.
  • ⁇ (1 2 E1) is the slot based on the data f 1 of the first frame in the previous frame in the first and second frame. Since the image is displayed, if the data f1 of the second field is written immediately after the frame update, the data f1 of the previous frame will be erased, so no f1 write signal will be generated when 2 ⁇ M Like that.
  • step S14 and S16 it is determined whether or not the data f2 of the second field is to be written.
  • a ⁇ ⁇ ⁇ 2 write signal is generated, and the f2 written flag is set to " Set to 1 ".
  • the 22 write signal is generated when ⁇ 2 indicates that the f2 written flag has not been written and the output field discrimination signal indicates f2.
  • step S17 shown in FIG. 8 it is determined which sub-screen image to read out of the images written in the frame memory (3).
  • the sub-screen to be read is determined based on the internal memories Ml and C, based on the force in the 1 ⁇ direction and the force in the reverse direction.
  • Ml the data f1 of the first build is read from the frame memory (3) in step S23, and if Ml is L or more, the data is read from the frame memory (3) in step S24.
  • the f1 / f2 read signal (see FIG. 9) is used.
  • step S25 in FIG. 8 the value obtained by subtracting the part of CZ4 from three forces is set to C1, and the value of Ml is determined in step S26. If Ml is smaller than L, the data of the second field is read from the frame memory (3) in step S27, and if Ml is greater than L, the first field is read from the frame memory (3) in step S28. Create f1 / f2 read signal Figure 9 (k) to read out data ⁇ ⁇ 1 of one field.
  • step S29 which sub-screen is to be read is determined based on the f1 / f2 read signal thus created and the value of the internal memory C1, and the read address in the frame memory (3) is generated. ⁇ 3 ⁇ 4 ⁇ In other words, if C1 is "0", the upper left corner, if "1", upper right corner, if "2", lower left corner, if "1", the lower child screen is read, and memory control is performed. is there.
  • the throw device based on the original image obtained by the high-speed job, the slow image can be reproduced in any direction in the forward direction or in the ⁇ direction along the time axis. ⁇ It is possible to
  • the present invention is suitable for implementing a mouth image from a source image obtained according to (iii) in a slow position.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

Cette invention concerne un dispositif de reproduction au ralenti qui reproduit des images au ralenti à partir d'images originales composées de N (N est un entier supérieur ou égal à 2) images enfant prises à haute vitesse. Le dispositif de reproduction au ralenti est doté d'un circuit de reproduction VTR (2) qui reproduit des images originales à partir d'une bande magnétique (1) à une vitesse qui est égale à la vitesse normale multipliée par 1/L (L est un entier supérieur ou égal à N), une mémoire de trames (3) dans laquelle sont enregistrées les données vidéo d'une trame, et un circuit de commande (4) de mémoire qui écrit les données vidéo des images originales obtenues à partir du circuit (2) et lit les données vidéo des images originales dans la mémoire (3), arrange les données vidéo constituant chacune des images enfant dans l'ordre des prises de vue sur une période égale à L fois la période de champ, et affiche les données vidéo.
PCT/JP1997/000423 1996-02-19 1997-02-17 Dispositif de reproduction au ralenti WO1997030548A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8/56767 1996-02-19
JP8056767A JPH09224221A (ja) 1996-02-19 1996-02-19 スロー再生装置

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WO1997030548A1 true WO1997030548A1 (fr) 1997-08-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9025929B2 (en) 2006-10-30 2015-05-05 Sony Corporation Image capturing apparatus and image capturing method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050089313A1 (en) * 2002-04-15 2005-04-28 Matsushita Electric Industrial Co., Ltd Recording and play reproducing device
JP4766318B2 (ja) * 2005-12-20 2011-09-07 三星電子株式会社 映像処理装置及びコンピュータプログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250291A (ja) * 1987-04-06 1988-10-18 Canon Inc ビデオ再生装置
JPH02235485A (ja) * 1989-03-08 1990-09-18 Ricoh Co Ltd 高速撮影可能な撮影装置
JPH07212657A (ja) * 1993-01-28 1995-08-11 Sanyo Electric Co Ltd 高速撮影装置及び記録再生装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250291A (ja) * 1987-04-06 1988-10-18 Canon Inc ビデオ再生装置
JPH02235485A (ja) * 1989-03-08 1990-09-18 Ricoh Co Ltd 高速撮影可能な撮影装置
JPH07212657A (ja) * 1993-01-28 1995-08-11 Sanyo Electric Co Ltd 高速撮影装置及び記録再生装置

Cited By (9)

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Publication number Priority date Publication date Assignee Title
US9025929B2 (en) 2006-10-30 2015-05-05 Sony Corporation Image capturing apparatus and image capturing method
US9538153B1 (en) 2006-10-30 2017-01-03 Sony Corporation Image capturing apparatus and image capturing method
US9661291B2 (en) 2006-10-30 2017-05-23 Sony Corporation Image capturing apparatus and image capturing method
US9866811B2 (en) 2006-10-30 2018-01-09 Sony Corporation Image capturing apparatus and image capturing method
US10313648B2 (en) 2006-10-30 2019-06-04 Sony Corporation Image capturing apparatus and image capturing method
US10708563B2 (en) 2006-10-30 2020-07-07 Sony Corporation Image capturing apparatus and image capturing method
US10986323B2 (en) 2006-10-30 2021-04-20 Sony Corporation Image capturing apparatus and image capturing method
US11388380B2 (en) 2006-10-30 2022-07-12 Sony Corporation Image capturing apparatus and image capturing method
US11750937B2 (en) 2006-10-30 2023-09-05 Sony Group Corporation Image capturing apparatus and image capturing method

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