WO2000051130A1 - Dispositif de conversion de donnees image/voix et unite de disques utilisant un tel dispositif - Google Patents
Dispositif de conversion de donnees image/voix et unite de disques utilisant un tel dispositif Download PDFInfo
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- WO2000051130A1 WO2000051130A1 PCT/JP2000/001078 JP0001078W WO0051130A1 WO 2000051130 A1 WO2000051130 A1 WO 2000051130A1 JP 0001078 W JP0001078 W JP 0001078W WO 0051130 A1 WO0051130 A1 WO 0051130A1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40052—High-speed IEEE 1394 serial bus
- H04L12/40117—Interconnection of audio or video/imaging devices
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/036—Insert-editing
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
Definitions
- the present invention converts a plurality of video and audio data to correspond to an interface of a storage device such as a disk device.
- a video / audio data conversion device for recording / reproducing video / audio data on the disk device, and a disk using the video / audio data conversion device.
- a disk device which is expected to be a storage device for such video and audio data, has been created by external devices on a disk device. In order to record image and audio data, transfer the image and audio data so that it corresponds to the interface of the disk device. Procedures need to be converted. Recently, such video-audio data conversion devices and disk devices equipped with such conversion devices have been entering the market. .
- a disk device equipped with such a conversion device is a land device. Because of its excellent performance, recording video and audio data on a disk device makes it possible to instantly obtain the desired video and audio data. Has 7 special features
- Such a conventional disk device is a device in which video and audio data are input from a plurality of external devices, and the video and audio data are input as a typeface. It had a function to store it in the socks.
- the conventional disk device replaces or records only the audio and video data with the recorded video and audio data.
- a disk device having an insert editing function such as writing a desired data while reproducing a video or audio data that has been played back, has come to be used. Existed in.
- the present invention uses a video / audio / data conversion device having an insert editing function, etc., which was not available in the conventional disk device, and a device using the same.
- video and audio data from external devices such as video and audio devices are provided. 8
- video data, audio data, and video data that can be input / output by performing insert insert editing processing as necessary
- the purpose is to provide an audio data conversion device and a disk device using the same.
- the present invention insert-edits different video data and audio data in real time with the power of reproducing the created video / audio data.
- the purpose is to provide a video / audio conversion device that can perform processing and a disk device using the conversion device. Disclosure of the invention
- the video / audio data conversion device comprises: a first video / audio data input / output device for inputting / outputting the first video / audio data; ⁇ Voice input / output unit,
- a second video / audio input / output section for inputting / outputting a second video / audio data
- the first video, audio, and at least a part of the video and audio data input to and output from the audio input / output unit are described above in the second video, audio.
- the video and audio data changes by replacing at least part of the video and audio data input to and output from the input / output unit.
- a data storage section for temporarily storing data to be input / output to / from the video / audio data conversion section;
- the interface that controls the interface to input and output data between the data storage unit and the external storage means.
- a control unit a control unit.
- the video / audio conversion device of the present invention configured as described above is a video sensor that can replace only video, which has not been possible in the past.
- Audio insert function that replaces only audio
- audio insert function AV insert that replaces both video and audio at the same time It has insert editing functions such as a recording function and a recording function for adding only sound and voice recording.
- the video / audio data conversion device of the present invention according to another viewpoint is provided with a first video / audio input / output unit for inputting / outputting the first video / audio data.
- a second video / audio input / output unit for inputting / outputting second video / audio data
- a first input / output data control section for controlling data input / output for the first video / audio input / output section
- a second input / output data control section for controlling data input / output to / from the second video / audio input / output section
- a timing generation unit Generate timing signals for controlling the data input / output of the first input / output data control unit and the second input / output data control unit.
- Data input / output to / from the first input / output data control unit and second input / output data control unit, and input / output to / from external memory means A buffer memory that temporarily stores data over time and a buffer memory control unit that controls the buffer memory described above.
- An interface that controls the interface for inputting / outputting data to / from the buffer memory to / from an external storage means And a space control unit.
- the video and audio data conversion device of the present invention configured as described above converts the video and audio data from external devices such as video and audio devices.
- the interface is converted to correspond to the interface of the desk device, and the input / output interface of video / audio data from multiple external devices is converted.
- video data, audio data, and video data can be input / output by insert editing.
- the disk device comprises: a disk medium for storing video and audio data;
- a first video / audio input / output unit for inputting / outputting first video / audio data
- a second video / audio input / output section for inputting / outputting a second video / audio data
- the first video / audio data to be input / output to / from the video / audio input / output unit is converted to the second video / audio data by at least a part of the data in the video / audio data.
- Video / audio data conversion that replaces at least some of the video / audio data that is input / output to the input / output unit.
- a buffer memory for temporarily storing data to be input to and output from the video / audio data conversion section.
- Buffer memory control section that controls the above-mentioned memory JPOO / 01078
- a recording / reproducing unit for reproducing data input / output to / from the buffer memory in an m-th d-ask medium ⁇ sphere.
- the disk device of the present invention configured as described above is a video device that can replace only a video without replacing a conventional disk device.
- An insert function that allows you to replace only the video and audio functions.
- An audio input that replaces both the video and audio at the same time. It has an insert editing function such as a record function and a recording function for adding only the sound and voice.
- FIG. 1 is a block diagram showing the configuration of a video / audio data conversion device according to the first embodiment of the present invention.
- FIG. 2 is a block diagram showing a specific configuration of the video / audio data conversion device according to the first embodiment of the present invention.
- FIG. 3 is a block diagram showing the configuration of the video / audio data conversion unit 104 in the video / audio data conversion apparatus according to the first embodiment of the present invention. is there .
- FIG. 4 is a diagram showing a format configuration of video and audio data in the first embodiment according to the present invention.
- FIG. 5 is a timing diagram of a timing signal of the timing generation unit 105 according to the first embodiment of the present invention.
- FIG. 6 is an explanatory diagram illustrating a process of replacing audio data in the video / audio data conversion device according to the first embodiment of the present invention.
- FIG. 7 is a block diagram showing the configuration of the video / audio data conversion unit 104 A in the video / audio data conversion device according to the first embodiment of the present invention. is there
- FIG. 8 is a block diagram showing the configuration of the memory memory control unit 206 in the video / audio data conversion apparatus according to the first embodiment of the present invention. is there .
- FIG. 9 is an explanatory diagram showing the configuration of the memory area of the memory memory in the video / audio data conversion device according to the first embodiment of the present invention.
- FIG. 10 is a block diagram showing a configuration of a video / audio data conversion device according to the second embodiment of the present invention.
- FIG. 1 is a block diagram showing a configuration of a video / audio data conversion apparatus according to the third embodiment of the present invention.
- FIG. 2 is a block diagram showing a configuration of a video / audio data conversion unit 2104 in a video / audio data conversion unit according to the third embodiment of the present invention. It is a diagram.
- FIG. 13 is a block diagram showing the configuration of a disk device according to the fourth embodiment of the present invention.
- FIG. 1 is a block diagram showing a configuration of a video and audio data conversion device according to a first embodiment of the present invention.
- the video / audio data conversion device includes a plurality of external devices for inputting / outputting video / audio data and a disk serving as a storage medium. It is connected to a certain disk device.
- the first external device 114 is connected to a first video / audio input / output unit 103 via a data bus 115. Further, the second external device 113 is connected to the second video / audio input / output unit 102 via the data node 116.
- a video / audio input / output section 101 composed of a first video / audio input / output section 103 and a second video / audio input / output section 102 is provided with: It has an interface function for inputting and outputting digital video and audio data or analog video and audio data.
- the video / audio input / output unit 101 is connected to the video / audio data conversion unit 104, and the video / audio input / output unit 101 and the video / audio data are connected. Input / output between the converter unit 104
- the video data is controlled by a video / audio data conversion unit 104.
- the video / audio data conversion section 104 is connected to the data storage section 118, and the video / audio data conversion section 104 is connected to the video / audio data conversion section 104.
- These data are input / output to / from the buffer memory 109 of the data storage unit 118.
- the input / output control of data to / from the buffer memory 109 is performed by a buffer control unit 108. As shown in FIG.
- the buffer control section 108 is composed of a FIFO memory 204, an FIF ⁇ memory 205, and a buffer memory control section 206. , FIF ⁇ memory 207.
- the buffer control section 108 includes a video / audio data conversion section 104, a CPU 110, and an interface control section 111. The access control to the buffer memory 109 is performed from this.
- the interface control section 111 controls the interface between the buffer memory 109 and the disk device 112. It is carried out .
- FIG. 2 is a block diagram specifically showing the configuration shown in FIG. Using FIG. 2, the video / audio conversion device of Example 1 will be described more specifically.
- the first external device 114 is an IEEE 1394 (IEEE Std 1394-1995, IEEE Standard df or a High Perf 0 rmance Serial). Bus: This is abbreviated as IEEE 1394.)
- IEEE 1394 IEEE Std 1394-1995, IEEE Standard df or a High Perf 0 rmance Serial
- Bus This is abbreviated as IEEE 1394.
- SD-abbreviated as DVCR digital devid- ing set recorder
- an analog device that inputs and outputs NTSCZPAL composite signals and audio signals is used.
- the first video / audio input / output unit 103 is an IEEE 1339.
- PHY part 201 that performs physical layer processing of No. 4
- LINK part 202 that performs link layer processing, and IEEE 1394 digital input composed of The output interface is used.
- the second video / audio input / output unit 102 converts the video / audio data of the analog signal into SD—DVCR video / audio data.
- the video and audio codec section that converts the data to data is used for power.
- the PHY unit 201 and the LINK unit 202 which are the first video 'audio input / output unit 103, are connected to the video / audio data conversion unit 104.
- a part of the input / output video / audio data is converted to a second video / audio input / output unit 102, a video / audio codec unit 20. Replace with the data to be input / output in 3.
- the buffer control unit 108 the input / output data to the video / audio data conversion unit 104 and the input / output data to the CPU 110 are provided.
- Data memory for input / output data to / from the IDE control unit which is one of the interface control unit and the interface control unit. Control access to the system.
- the IDE control unit 208 according to the command settings of the CPU 110 and the like, the disk memory 109 and the disk device can be used.
- 1 1 2 (Hard disk drive: HDD) Performs data control between Next, each block in the video / audio data converter of the first embodiment will be described in more detail.
- the video / audio input / output section 101 is a digital video / audio data or analog video / audio signal that is input / output to / from a plurality of external devices. In order to input / output the signal to the video / audio data conversion unit 104, data conversion processing is performed.
- the video / audio input / output unit 101 shown in FIG. 2 is configured to be able to handle two channels of video / audio data.
- the PHY unit 201 and the LINK unit 202 which constitute the first video and audio input / output unit 103 shown in FIG. 1, have video and audio data of SD-DVCR. It is input / output.
- the SD-DVCR and the PHY section 201 and the LINK section 202 are transmitted and received according to IEEE 1394, and the IEC 61883 (International Election IEC) is used.
- t ro t echn i ca l Commi ss ion Data is transferred according to the transfer procedure standardized by IEC 61883 Consumer aud io / vi deo equ i pmen t-Di git al inter face. Data is transmitted.
- the video / audio codec 203 constituting the second video / audio input / output section 102 is provided with an NTSC input from an analog device. / Converts PAL composite and audio signals to SD-DVCR video and audio data compliant with the aforementioned IEC61883 standard, and vice versa. , SD-DVCR video and audio data transmitted to the digital interface One night is converted into NTSC / PAL composite signal and voice signal and output.
- the video / audio data conversion unit 104 includes data to be input / output to / from the first video / audio input / output unit 103 and a second video / audio input / output unit.
- the input / output data is exchanged with the input / output port 102, and the data is input / output.
- the video / audio data converter 104 shown in FIG. 2 is configured to be able to handle two-channel video / audio data.
- the video / audio data conversion unit 104 is composed of a first input / output data overnight control unit 107, a second input / output data control unit 106, and a timing generator. It consists of a part 105.
- the first input / output data control unit 107 inputs / outputs to / from the PHY unit 201 and the INK unit 202 constituting the first video / audio input / output unit 103.
- SD Controls the video and audio data of the DVCR.
- the second input / output data control unit 106 includes a video / audio codec unit 203 constituting the second video / audio input / output unit 102. Controls the video and audio data of the SD — DVCR input to and output from the DVCR.
- D Generates timing signals for video and audio data, such as video data, audio data, control information data, etc. in the video and audio data.
- FIG. 3 shows a video / audio data conversion unit 104 that constitutes the video / audio data conversion unit 104.
- FIG. 2 is a block diagram showing the input / output data control unit 107 of the first embodiment and the second input / output data control unit 106 of the first embodiment in further detail.
- the first input / output data control unit 107 includes a first input / output data control unit 107 that controls data to be written to the non-volatile memory 109.
- the data read from the input data control section 610 and the non-volatile memory 109 is output to the first video / audio input / output section 103.
- a first output data control section 609 for controlling output timing for realization.
- the first input / output data control unit 107 includes two selectors 606, 611, which are used for switching input / output data, and For switching the input / output data of the second input / output data control section 106 with the input / output data of the first input / output data control section 107. Two selectors 607 and 608 are provided.
- the second input / output data control unit 106 includes a second input / output data control unit 6 for controlling data to be written to the buffer memory 109. 0 4 and output data for outputting data read out from the software memory 109 to the second video / audio input / output unit 102.
- a second output data control section 603 for controlling the imaging is provided.
- the second input / output data control unit 106 has two selectors 602, 600 for switching the input / output data. 5 is set.
- the position between the selector 602 and the video / audio codec 203 is changed. Is the first I / O data control for performing the switching process with the data from the LINK section 202. It is connected to the inputs of the selectors 607 and 608 of the unit 107.
- the above data switching processing is performed by the switching operation of the input data in the selector 607 and the selector 608.
- a part of the video and audio data input to and output from the input / output data control unit 107 of the first unit is converted into a second input / output data control unit. It is possible to replace the input and output video and audio data of section 106 with the data and video data.
- FIG. 4 shows the unit of data that constitutes the video and audio data of the SD-DVCR transmitted to the digital interface.
- FIG. 3 is a diagram showing a data configuration of a DIF sequence of FIG.
- One frame in video and audio data consists of 10 DIF sequence forces in the NTSC standard, and 12 frames in the PAL standard. It consists of DIF sequence power.
- H0 is header information
- SC0 and SC1 are subcode information
- VA0 to VA2 are video control information
- A8 is audio control information and audio data
- V0 to V1334 are video data.
- the ODI control is performed. Generates timing for information and audio data periods, and for video control information and video data overnight.
- Figure 5 shows the audio control information, audio data period, and video control information output by the evening imaging generator 105.
- ⁇ Video It is a figure which shows the evening imaging example of one evening.
- the audio control information 'audio data period' has a waveform indicated by reference numeral 1101
- the video control information 'video data The data period is a waveform indicated by reference numeral 1102.
- the timing generation unit 105 counts the amount of transfer data from the point input when transfer is started according to the setting from the CPU 110.
- a timing signal corresponding to audio or video is generated.
- audio can be output.
- the control information 'audio data and the video control information' video data can be exchanged.
- H0 is header information
- SC is subcode information
- VA is video control information
- A0 to A8 are audio control.
- Information and audio data, V0 to V134 are video data.
- FIG. 6 shows the video and audio data that are input and output to the first input / output data control unit 107 in the video / audio data conversion unit 104.
- This section explains the flow of data conversion when the voice data is replaced with the voice data input / output to the second input / output data control section 106.
- the data shown in FIG. 6 shows the data when the data input / output is performed as follows in the configuration shown in FIG. 2 described above.
- the audio signal from the analog device which is the second external device 113, passes through the video / audio codec unit 203.
- the second input / output data is input to the control unit 106, and After that, once the data is once stored in the non-volatile memory 109, it is written to the disk device 112.
- the video and audio data stored in the disk device 112 is read out, and the data is stored in the buffer memory.
- the read data is accessed by the CPU 110 for some control information data and the like on the buffer memory 109 as needed. After rewriting, the data is output to the first input / output data control unit 107.
- the first input / output data control unit 1 uses only the voice data of the data input to the data control unit 106 (the data indicated by reference numeral 82 in FIG. 6). It can be switched by switching the selector 6 07 ( Figure 3) at 07. This switching operation is performed in accordance with the audio control information generated by the timing generation unit 105 and the data during the audio data overnight. It is performed in response to an im- aging signal (waveform indicated by reference numeral 803 in Fig. 6). As a result, in the first video / audio input / output unit 103, the data indicated by reference numeral 804 in FIG.
- the video / audio data conversion device of the first embodiment receives the audio signal from one channel card and simultaneously receives the other channel.
- the video and audio data is output from the cell, and only the necessary audio data is replaced with the audio and video data of the video and audio data. Audio insert edit processing It can be performed .
- Some video and audio data of SD—DVCR include audio data recorded in two-channel mode. Therefore, the video / voice data conversion device of the first embodiment uses the audio data for only one channel of the voice data. It is configured so that it can be processed for site editing.
- the voice data of each channel is the data of 10 DIF sequences that make up one frame in the case of NTSC.
- the voice data included in the half five DIF sequences is the voice data of the first channel.
- the audio data included in the latter five DIF sequences becomes the audio data of the second channel. Therefore, it is possible to control the timing signal output from the timing generation unit 105 only during these periods. In this way, the audio insert editing process for each channel can be performed.
- the video / audio data conversion device converts the data input to the second input / output card overnight control unit 106 into a video / audio data.
- the deck section but also the input section of the memory section is not limited to the section of 203. It is configured to be able to output to 203. Because of this configuration, the video / voice data conversion device of the first embodiment uses the video data of the first input / output data control unit 107. It is possible to insert and edit the image and voice data.
- the video and audio data conversion device of the first embodiment is the same as that of the first embodiment.
- the input / output data control unit 107 and the second input / output data control unit 106 are used to control the input / output direction of the video / audio data to be processed. It is configured so that it can be replaced as required, and insert editing can be performed regardless of the input / output direction of the video and audio data. It is.
- FIG. 7 is a block diagram showing a modification example of the video / audio data conversion unit 104 according to the first embodiment.
- the difference from 104 is that the evening timing signal from the timing generation section 105 is output from the first input / output data control section 107.
- the first input data control section 610 and the second input / output data control section 106 of the second input data control section 604 are configured to be input to the second input data control section 604. It is the same as the other components. With this configuration, the video / audio data conversion unit 104A outputs to the selectors 605 and 611. Data can be restricted.
- the video / audio data conversion section 104 A shown in FIG. 7 is used for storing audio control information and audio data only in the memory 1. 0 9 Transfers video control information to video memory only. Buffer memory 1
- the knocker control section 108 is a first input / output data control section.
- the access control section 1111 controls the access to the CPU 110 and the NOF memory 109.
- the knocker control unit 108 is configured to control the video / audio data input / output to the first input / output data control unit 107 and the second input / output data.
- Input data control unit 106 Input / output video / voice data is placed in the buffer memory 109 and exchanged.
- the buffer control unit 108 is composed of the buffer memory control unit 206, the FIFO memory 204, and the FIFO memory 20. 5. It consists of FIFO memory 207.
- FIG. 8 is a block diagram showing the configuration of the buffer memory control unit 206. As shown in FIG. As shown in FIG. 8, the non-memory memory control unit 206 is provided with a first input / output data control unit 107 for controlling data input / output to / from the first input / output data control unit 107.
- the first pointer management unit 501 that stores the access position to the buffer memory 109, and the second I / O data control unit 2nd Boyne management section that memorizes the access position of the data to be input / output to 106 and the access memory to 109 And the access position of the data input / output to / from the interface control unit 111 to the notch memory 109. It is composed of a pointer management section 503 of No. 3 and is described.
- knob memory control unit 206 includes a first input / output data control unit 107, a second input / output data overnight control unit 106, The interface to the interface control unit 111 and the CPU 110, and the access to the non-volatile memory 109 are arbitrated. ⁇ Controls the mediation and divides the right of access to the memory 109 by time-sharing. TJPOO / 01078
- the buffer control unit 108 does not interrupt data transfer while waiting for access to the buffer memory 109. It has a FIFO memory 204 for waiting for access, a FIF 0 memory 205, and a FIFO memory 207.
- FIG. 9 is an explanatory diagram for explaining a memory area in the no-memory 108 controlled by the buffer memory control unit 108. It is a diagram.
- the memory area of the Zoffa memory 109 is input / output from the first input / output data control unit 107 (see FIG. 2).
- the first input / output data control area 504 in which the input video / audio data is stored, and the second input / output data control section A second input / output data control area 505 in which data input / output from 106 (see Fig. 2) is stored. .
- These areas include a first input / output data control unit 107, a second input / output data control unit 106, and an input / output interface control.
- the control unit 111 sets the address value of each of the access positions to the first pointer management unit 501 and the second pointer management unit.
- the section 502 and the third pointer management section 503 are respectively storing the information.
- the non-memory memory control unit 206 of the first embodiment has a plurality of pointer management units, so that the non-memory memory control unit 206 has a plurality of pointer management units.
- the CPU 110 of the first embodiment has the first input / output data. Access to two areas, control area 504 and second I / O data control area 505, is enabled. Audio control information as needed-'Audio data overnight or video control information' Rewrite the video data. Can be obtained. For example, when the insert editing process is performed in the video / voice data conversion device of the first embodiment, the CPU 110 performs the knocking.
- the interface control unit 111 performs data control between the memory 104 and the disk device 112.
- the HDD (hard disk) device connected to the IDE (Integrated Drive E1 ectron on ics) interface is used.
- the device is an example of a disk device.
- the data is recorded and reproduced for the HDD device by the IDE control section 208.
- the IDE control unit 208 is based on the set contents such as the access command, sector size, and address from the CPU 110. And transmit data to the disk device 1 1 2 As a result, data transmission is performed between the HDD device and the FIFO memory 207.
- the interface control unit 111 is realized by the IDE control unit 208.
- the SCSI control unit is configured to be the SCSI specification. The same effect can be achieved with HDD devices.
- FIG. 10 is a block diagram showing the configuration of the video / audio data conversion device according to the second embodiment.
- the first external device 111 and the second external device 113 are input / output interfaces compliant with the IEEE 1394 standard.
- Digital Video Cassette Recorder hereinafter referred to as SD-DVCR.
- components having the same functions and configurations as the first embodiment described above are denoted by the same reference numerals, and the description thereof is omitted.
- the video / audio input / output unit 1101 of Example 2 is a first video / audio input / output unit 103, and performs the physical layer processing of IEEE 1394 as the audio / output unit 103 of the first video.
- IEEE 1394 digital input / output interface having a PHY section 201 that performs link layer processing and a LINK section 202 that performs link layer processing. It is configured.
- the video / audio input / output section 1101 is a PHY for performing physical layer processing of IEEE 1394 as a second video / audio input / output section 102.
- LINK section 30 that performs link layer processing with section 301 It consists of an IEEE 1394 digital I / O interface with face and face keys.
- the PHY section 201 which is the first video / audio input / output section 103
- the PHY section 201 which are the first video / audio input / output section 103
- a part of the video / audio data input / output to / from the INK section 202 is replaced with a PHY section 301, which is a second video / audio input / output section 1102.
- Video that is input to and output from the INK section 302 • Performs processing to replace audio data.
- the input / output data to the video / audio data conversion unit 1104 and the CPU 110 Input / output data to and from the input / output data to the IDE control unit 208, which is one of the interface control units 111 'Controls access to buffer memory 109.
- the disk memory 109 and the disk device 1 2 which controls the data overnight.
- the video / audio data conversion device of the second embodiment the video
- the data input to and output from the second input / output data control section 106 of the voice data conversion section 1104 are transmitted and received by IEEE 1394.
- SD-DVCR video that is transmitted to the digital interface that is standardized by IEC 61883
- the processing of the video / audio / night conversion section 111 of the second embodiment is performed in the same manner as in the video of the first embodiment described above. This is the same as the processing of the voice data conversion unit 104.
- the control unit 108 and the interface control unit 111 of the second embodiment perform the same processing as that of the first embodiment. Therefore, the description is omitted.
- the video and audio data conversion device of Example 2 is composed of the first external device 114 and the second external device 113.
- the second video / audio input / output section 1102 is composed of a PHY section 301 and a LINK section 302 because it is SD-DVCR, which is a tar equipment. .
- the video / audio data conversion device of the second embodiment is configured such that the input / output signals from the two external devices are converted into two digital signals. However, the same function as in the first embodiment described above can be realized.
- FIG. 11 a video / voice data conversion device according to the third embodiment of the present invention will be described with reference to FIGS. 11 and 12.
- FIG. 11 a video / voice data conversion device according to the third embodiment of the present invention will be described with reference to FIGS. 11 and 12.
- FIG. 11 is a block diagram showing the configuration of the video / audio data conversion device according to the third embodiment.
- the point of difference between the video of the third embodiment and the video data conversion apparatus of the first embodiment is different from that of the video data of the first embodiment described above.
- the second input / output data overnight control section 2 1 0 6 input / output data control section 2 in the image / voice data conversion section 2 104 This is the point that data transmission cannot be performed for 107.
- the video / audio data conversion apparatus performs the insert editing of the video / audio data on the not-famous memory 109.
- the system is configured to
- Fig. 12 shows the video and audio data of the third embodiment shown in Fig. 11. It is a block diagram showing the evening conversion unit 2104 in detail.
- the signal from the timing generation unit 2105 is supplied to the first input data control unit 600 and the first output signal.
- the data is input to the data evening control section 609, the second input data control section 604, and the second output data control section 603. Therefore, the first input data control section 610, the first output data evening control section 609, the second input data control section 604,
- the output of the second output data control section 603 is limited by the output signal of the timing generation section 2105. It is configured to work.
- the audio control information 'audio' is output. Only data can be sent to the NOF memory 109, output to external devices, and video data. Control information It is possible to send only video data to the memory 109 or output it to an external device. it can .
- FIG. 13 is a block diagram showing the configuration of the disk device according to the fourth embodiment.
- the disk device of the fourth embodiment is the same as the video and audio data conversion device realized by the video and audio data conversion device shown in the first embodiment. This is a configuration in which the replacement function is built into the disk device. Therefore, the image on the disk device of Example 4 was
- the part that implements the voice data conversion function is basically the same as the configuration of the first embodiment.
- the difference between the disk device of the fourth embodiment and the video / audio data conversion device of the first embodiment is that the recording and reproduction of data can be performed in the evening.
- Disk medium 1 203 the position of heads 1 2 '0 4 and 1 2 0 4 for writing to this disk medium 1 203
- Example 1 shows an actuator 1202 for panning and a recording / reproducing unit 1221 for controlling them. This is a point used in place of the sunset control unit 11 (Fig. 1).
- the recording / reproducing unit 1201 is used to output the signals indicating the settings of the CPU 110 and the position of the head read from the head 204.
- the amount of operation of the actuator 1202 is calculated and operated, and at the same time, the data input to and output from the non-memory 109 are calculated.
- the evening is recorded and reproduced on the disk medium 123.
- Example 4 Since the disk device of Example 4 is configured as described above, the image and sound shown in the description of Example 1 described above are provided. Insert edit processing of voice data can be realized by a disk device.
- two channels are configured so that video and audio data can be input from two external devices.
- the video of the present invention, the sound data and the evening conversion device and the disk device are provided by a two-channel sensor. It is not limited to the edit processing function, but it should be configured to have more than 3 channels of insert edit function. Is possible.
- the present invention has the following effects, as apparent from the detailed description of the embodiments.
- the present invention relates to a video / audio data conversion device having an insert editing function, which is not possible with conventional disk devices, and a disk using the same.
- the equipment is provided.
- video and audio from external devices such as video and audio devices are converted so as to correspond to the interface of the disk device.
- An audio / data conversion device and a disk device using the same are obtained. You can do it.
- the video / audio data conversion device can be used for magnetic disks, optical disks, and the like. It is used as a device that records and reproduces video and audio data, which is moving image data, on a recording medium, and is created by external devices. Recorded video and audio data In order to record the data on a medium, the video and audio data is converted to correspond to the interface of the disk device, and the data is converted to the disk device. It is a device that can easily edit video and audio data by inputting and outputting.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00905328A EP1079388A4 (en) | 1999-02-26 | 2000-02-24 | DEVICE FOR CONVERTING IMAGE / LANGUAGE DATA AND DISK UNIT USING THIS DEVICE |
US09/647,437 US6941060B1 (en) | 1999-02-26 | 2000-02-24 | Image/voice data conversion device and disk unit using it |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11051739A JP2000251394A (ja) | 1999-02-26 | 1999-02-26 | 映像・音声データ変換装置及びそれを用いたディスク装置 |
JP11/51739 | 1999-02-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000051130A1 true WO2000051130A1 (fr) | 2000-08-31 |
Family
ID=12895287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/001078 WO2000051130A1 (fr) | 1999-02-26 | 2000-02-24 | Dispositif de conversion de donnees image/voix et unite de disques utilisant un tel dispositif |
Country Status (7)
Country | Link |
---|---|
US (1) | US6941060B1 (ja) |
EP (1) | EP1079388A4 (ja) |
JP (1) | JP2000251394A (ja) |
KR (1) | KR100390662B1 (ja) |
CN (1) | CN1305306C (ja) |
TW (1) | TW470931B (ja) |
WO (1) | WO2000051130A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US20050268019A1 (en) * | 2004-06-01 | 2005-12-01 | Che-Hui Chang Chien | [interface and system for transmitting real-time data ] |
JP4394589B2 (ja) * | 2005-02-17 | 2010-01-06 | Necインフロンティア株式会社 | It端末およびそのオーディオ機器識別方法 |
US20080077262A1 (en) * | 2006-09-08 | 2008-03-27 | Apple Computer, Inc | Distortion free stitching of digital media files |
US8208351B2 (en) * | 2009-06-18 | 2012-06-26 | Mediatek Inc. | Optical storage medium playback apparatuses and related method thereof |
US8848054B2 (en) * | 2010-07-29 | 2014-09-30 | Crestron Electronics Inc. | Presentation capture with automatically configurable output |
CN115910123A (zh) * | 2022-11-18 | 2023-04-04 | 深圳市锐尔觅移动通信有限公司 | 音频处理方法、装置以及电子设备 |
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- 2000-02-24 KR KR10-2000-7010496A patent/KR100390662B1/ko not_active IP Right Cessation
- 2000-02-24 WO PCT/JP2000/001078 patent/WO2000051130A1/ja not_active Application Discontinuation
- 2000-02-24 US US09/647,437 patent/US6941060B1/en not_active Expired - Fee Related
- 2000-02-24 CN CNB008002274A patent/CN1305306C/zh not_active Expired - Fee Related
- 2000-02-24 EP EP00905328A patent/EP1079388A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
KR20010034614A (ko) | 2001-04-25 |
CN1305306C (zh) | 2007-03-14 |
JP2000251394A (ja) | 2000-09-14 |
EP1079388A4 (en) | 2007-03-21 |
TW470931B (en) | 2002-01-01 |
EP1079388A1 (en) | 2001-02-28 |
CN1294740A (zh) | 2001-05-09 |
US6941060B1 (en) | 2005-09-06 |
KR100390662B1 (ko) | 2003-07-07 |
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