CN1783289A - Regeneration control method for otpic disc device - Google Patents
Regeneration control method for otpic disc device Download PDFInfo
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- CN1783289A CN1783289A CN 200410089105 CN200410089105A CN1783289A CN 1783289 A CN1783289 A CN 1783289A CN 200410089105 CN200410089105 CN 200410089105 CN 200410089105 A CN200410089105 A CN 200410089105A CN 1783289 A CN1783289 A CN 1783289A
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Abstract
The CD device regenerating control method of the present invention is valuable in that when the CD recorded guide information is incapable of being read out normally, the output display is used in showing the menu picture of the user interface. While the user's interface information is input based on the menu picture, the video flow and audio flow the CD records is regenerated and controlled. Therefore, even if the guide information the CD records fails, the user required data regenerating operation may be executed normally.
Description
[technical field]
This invention is about the method for controlling reproduction of optical disc apparatus.For example, this method is meant, even the navigation that CD write down (Navigation) the information generation defective of DVD of re-recordable (DVD-RW) and so on still can normally be carried out the regenerative operation of data.
[background technology]
Recently, but the CD of non-volatile recording storage high image quality video data and high tone quality voice data, CD as DVD (DVD-RW) of re-recordable and so on, and the optical disc apparatus that is used in recording/reproducing data on the above-mentioned CD, optical disc apparatus as DVD videocorder (DVD-Recorder) and so on begins listing, and generally is subjected to user's welcome.
Simultaneously, the DVD of above-mentioned CD such as re-recordable (DVD-RW) as shown in Figure 1, its block of information (Information Area) comprises introduces district (Lead-In Area), data field (Data Area), draw-out area (Lead-Out Area), wherein, above-mentioned introducing district recording storage is useful on the various navigation informations of regeneration control.
In addition, recorded information district (R-Information Area) before the above-mentioned introducing district comprises PCA (PowerCalibration Area: power calibration area) district, RMA (Recording Management Area) district, wherein, above-mentioned PCA district and RMA district carry out the operation of optimization capability correction (OPC:Optimal PowerCalibration).
And above-mentioned optical disc apparatus such as DVD videocorder (DVD-Recorder) are gone under the situation of CD in the device interpolation, with reference to the navigation information that is write down in the above-mentioned introducing district, and a series of regenerative operations of execution customer requirements or recording operation etc.
But, if have abrasion (Scratch) or foreign matter in the above-mentioned CD, cause the specific region to take place under the situation of defective (Defect), defective takes place as the introducing district that works as the various navigation informations that recording is used to regenerate controls, cause in the time of normally to read above-mentioned navigation information, even customer requirements regenerative operation, the optical disc apparatus of above-mentioned DVD videocorder and so on can not normally read and the above-mentioned navigation information of reference, to such an extent as to can't carry out corresponding therewith regeneration action.
[summary of the invention]
Therefore, this invention finds out for addressing the above problem, and purpose is to provide the method for controlling reproduction of optical disc apparatus.Even i.e.: the navigation information generation defective that is write down in the CD of DVD of re-recordable (DVD-RW) and so on still can receive and selects the navigation information imported with reference to the user by user interface, normally carry out the regenerative operation of data.
To achieve these goals, the optical disc apparatus method for controlling reproduction of this invention is divided into two steps: when the navigation information that can not normally read in the CD to be write down, output shows the menu screen that is used for user interface; According to navigation information by above-mentioned menu screen input, the video and the audio stream that are write down in the above-mentioned CD of regeneration control.
It is not only valuable but also very effective to have in this invention of above-mentioned formation relevant optical disc apparatus method for controlling reproduction.That is: under the situation that the navigation information that has write down in CD can not normally read because of defective (Defect) etc., output is shown the menu screen that is used for user interface, simultaneously, according to user's navigation information by above-mentioned menu screen input, regeneration control video and audio stream that above-mentioned CD write down.Therefore, even the navigation information that is write down in the CD makes a mistake, still can normally carry out the desired data reproduction operation of user.
[description of drawings]
Fig. 1 has shown common DVD (DVD-RW) structure of re-recordable;
Fig. 2 has shown the formation of the optical disc apparatus that this invention was suitable for;
Fig. 3 has shown the operational flowchart of relevant optical disc apparatus method for controlling reproduction in this invention;
Fig. 4 has shown the embodiment of the menu screen that relies on the optical disc apparatus output demonstration that this invention was suitable for.
[embodiment]
Desirable embodiment to relevant optical disc apparatus method for controlling reproduction in this invention is elaborated below with reference to accompanying drawings.
At first, the optical disc apparatus method for controlling reproduction of this invention is applicable to the various optical disc apparatus of DVD videocorder or DVD player etc. and so on.For example, the optical disc apparatus of DVD videocorder that this invention was suitable for and so on is made up of light picker 11, VDR (Video Disc Record) system 12, menu list generating unit 13, microcomputer 14, storer 15 as shown in Figure 2.
Simultaneously, under the situation of the CD 10 of DVD of above-mentioned microcomputer 14 insertion re-recordable in device and so on, will read this CD and introduce the various navigation informations that write down in the district, carry out the sequence of operations that is stored in above-mentioned storer 15 then.
In addition, above-mentioned microcomputer 14 is being carried out according to customer requirements under the situation of above-mentioned optical disc data regenerative operation, to read and, carry out a series of Play Control (Playback Control) operation of reading the audio and video stream that is write down in the regeneration CD data field with reference to the navigation information that above-mentioned storer 15 is stored.
Simultaneously, above-mentioned microcomputer 14 is introduced the district when above-mentioned CD defective is taken place as shown in Figure 1, can't normally read navigation information the time, will operate the above-mentioned menu list generating unit 13 of control, export the menu screen at explicit user interface.
For example, above-mentioned menu screen can comprise informs the guidance information that the navigation information read error takes place, and the input area (field) of user's navigation information of be used to regenerate control of video and audio stream.
And, above-mentioned microcomputer 14 will be by above-mentioned menu screen, receive the navigation information of user's input, as the coding mode (Audio Coding Mode) of the control audio stream that is used to regenerate, track number (Number of Audio Channel), the regenerate compact model (Video Compression Mode) of control of video stream of audio bit rate (Audio Bit-rate) and being used to, TV system (TV system), aspect ratio (Aspect Ratio), video resolution (Video Resolution) information, and it is stored in the above-mentioned storer 15 as user's navigation information.
In addition, will read user's navigation information that also reference has been stored, normally carry out the desired data reproduction control operation of user by above-mentioned a series of processes.Below this is elaborated:
Fig. 3 has shown the operational flowchart of relevant optical disc apparatus method for controlling reproduction in this invention.For example, when the DVD that inserts re-recordable in the optical disc apparatus of DVD videocorder and so on and so on CD 10, above-mentioned microcomputer 14 will be carried out a series of initial stages focusing (Focus) and follow the tracks of (Tracking) servo operation S10.
And, as shown in Figure 1, introduce the navigation information that is write down in the district with reading above-mentioned CD, and execution is stored in the down operation S11 in the above-mentioned storer 15, wherein, whether above-mentioned microcomputer 14 will be found RF (radio frequency) signal standards (Level) that reads from above-mentioned introducing district, and monitor above-mentioned navigation information and normally read.
And, will be by the above-mentioned menu list generating unit 13 of operation control, output shows error message, the menu screen that wherein shows above-mentioned error message as shown in Figure 4, comprise and be used to show the guiding message of CD navigation information mistake (Disc Navigation Info error) and the coding mode (Audio Coding Mode) of the control audio stream that is used to regenerate, track number (Number of Audio Channel), audio bit rate (Audio Bit-rate), and the compact model (VideoCompression Mode) of the control of video stream that is used to regenerate, TV system (TV system), aspect ratio (Aspect Ratio), video resolution (Video Resolution) information.
In addition, the broadcast that above-mentioned menu screen also comprises the desired play start time of designated user (Playback Start Time) arbitrarily or plays the starting position begins (Playback start), import under the situation of various user's navigation informations by above-mentioned menu screen the user, above-mentioned microcomputer 14 will receive this user's navigation information, and it is stored in the above-mentioned storer 15.
And, as mentioned above, S15 when the user imports play start time or plays the starting position, to retrieve video disc recording corresponding position S16 with it, read then and with reference to user's navigation information of being stored in the above-mentioned storer, carry out and from this record position, read and the sequence of operations of regenerate control audio and video data stream.
Simultaneously, above-mentioned microcomputer 14 is introduced under the situation about not making a mistake in the district at above-mentioned CD, and the navigation information that normally reads from this introducing district is stored in the storer, carries out the desired any associative operation S18 of user then.So, as implied above, even the navigation information that is write down in the CD makes a mistake, still can pass through user interface (User Interface), receive the also navigation information of the user-selected input of reference, normally carry out the regenerative operation of data.
What can be used as reference is that this invention is both applicable to other the various optical disc apparatus beyond DVD videocorder or the DVD player, again applicable to other the various CDs beyond the DVD of re-recordable.
And above-mentioned microcomputer also can be grasped the A/V stream information that the user selects the regeneration starting position of appointment automatically, carries out the regenerative operation of data.
By above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.
Therefore, the technical scope of this invention is not limited to the content on the instructions, must determine its technical scope according to interest field.
Claims (4)
1, optical disc apparatus method for controlling reproduction is divided into two steps:
First step, when the navigation information that can not normally read in the CD to be write down, output shows the menu screen that is used for user interface;
Second step, according to navigation information by above-mentioned menu screen input, the video and the audio stream that are write down in the above-mentioned CD of regeneration control.
2, as claim item 1 described optical disc apparatus method for controlling reproduction, it is characterized in that,
Above-mentioned first step is meant, the CD that records above-mentioned navigation information when boat is introduced the district when making a mistake, and will inform the guidance information of above-mentioned navigation information read error and the input area of user's navigation information of be used to regenerate control of video and audio stream.
3, as claim item 1 described optical disc apparatus method for controlling reproduction, it is characterized in that,
Navigation information by the input of above-mentioned menu screen comprises: to coding mode, track number, the audio bit rate information of audio stream, and at least more than one information in the compact model of video flowing, TV system, aspect ratio, the video resolution information.
4, as claim item 1 described optical disc apparatus method for controlling reproduction, it is characterized in that,
Above-mentioned second step is meant, retrieval select by the user to import with play start time or after playing corresponding video disc recording position, starting position, according to navigation information by above-mentioned menu screen input, regeneration control audio and video flowing from this record position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410089105 CN1783289A (en) | 2004-12-03 | 2004-12-03 | Regeneration control method for otpic disc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410089105 CN1783289A (en) | 2004-12-03 | 2004-12-03 | Regeneration control method for otpic disc device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1783289A true CN1783289A (en) | 2006-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410089105 Pending CN1783289A (en) | 2004-12-03 | 2004-12-03 | Regeneration control method for otpic disc device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1783289A (en) |
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2004
- 2004-12-03 CN CN 200410089105 patent/CN1783289A/en active Pending
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