CN1983419A - Method for hidden controlling recording programm - Google Patents

Abstract

A method for controlling hide of recorded program includes storing previous state if hidden state is required to be released, varying current state according to stored previous state if hidden state of said recorded program is required to be restored.

Description

The method for hidden controlling of logging program

Technical field

The invention relates to the technology of the method for hidden controlling of logging program, referring in particular to can be to the method for hidden controlling of the logging program of a plurality of chapter (Hide) in the program that is recorded in all broadcast recording medium CDs.

Background technology

General, the optical disc recorder of can non-volatile recording playing the voice data of the video data of high image quality and high tone quality, for example the Digital video disc register is developed commonly usedization, in above-mentioned video digitizer optical disc recorder (DVD-Recorder), from the audio frequency of outside output and vision signal by be applicable to formative audio frequency of Digital video disc (DVD) and video data for example the MPEG2 data be encoded.

And, when optical disc data district (Data Area) is by an above-mentioned audio frequency and video data that is encoded of program unit record, generation is for navigation (Navigation) information of Play Control said procedure, is recorded management in navigation information district of above-mentioned CD etc.

On the one hand, in the above-mentioned optical disc recorder, be inserted in machine that data are recorded at first in the CD of installation, as shown in Figure 1, generate ' VMG Table ' or ' the RTR-VMG Table ' that are recorded in the navigation information that defines in ' RTR-VMG shows (the Table) ' specification that is fit to it.

In addition, the situation that data have been recorded in the above-mentioned CD is loaded the program that the back is fit to newly to be recorded in advance at the navigation information that is recorded on the CD and is corrected/additional navigation information record again in CD in storer.

For example, in above-mentioned digitized video register, above-mentioned DVD-RAM start-of-record is recorded management to the data that finish to be recorded continuously by a program (Program), said procedure is configured by a plurality of object video unit (VOBU:Video Object Unit) of navigation unit, in program when record, is by the record position information of retrieval between in real time with reference to each navigation unit, as shown in Figure 1, be recorded among the interior TAMPI of RTR-VMGI Table.

On the one hand, comprised among the above-mentioned RTR-VMGI Table among the TM-ENT (Time Difference Entry) of record, as shown in Figure 2, VOBU record number (VOBU-ENTN) and mistiming (TM-DIFF) also have target VOBU address (VOBU-ADDR) information to be recorded management, the VOBU address of above-mentioned target VOBU address (VOBU-ADDR) information appointment CD identifying recording layer in program that present data are recorded (in be VOB), the routinely additional TM-ENT that generates during according to data recording action addition record VOBU, the address of the VOBU that newly is recorded is recorded management.

In addition, for the navigation information of Play Control said procedure as shown in Figure 3, comprise PGCI (ProgramChain Information), comprise record cell information (CI:Cell Information) in above-mentioned PGCI, said units information (CI) is recorded management by corresponding separately in the chapter (Chapter) of being cut apart a program (promptly corresponding with a PGI) by a plurality of access units.

Also have, if do not cut apart said procedure, a unit information (CI) corresponding with program is recorded management, if cut apart said procedure by a plurality of chapter etc., generate the unit information as that divided chapter number, in general Digital video disc register because to cut apart the standard of above-mentioned chapter indeterminate, after cutting apart chapter or end record action by certain time interval, the user carries out playback action, in desirable position, directly set and cut apart chapter, at this moment in above-mentioned Digital video disc register, the divided situation of above-mentioned chapter, new refresh unit information and program information (PGI).

The chapter that above-mentioned each program is cut apart by a plurality of access units can be hidden (Hide) according to the user selection setting operation and set a part of chapter, in above-mentioned chapter, hide to set the words of fixed chapter can only screening property ground in the state of the hidden state of not removing the chapter that is set play and hide the chapter of setting.

In addition, in the above-mentioned Digital video disc, the words of customer requirements Zhang Liebiao (Chapter List), retrieval is with reference to above-mentioned navigation information, can select to specify the possible operating system key diagram picture of user interface (User Interface) of each chapter, for example, the operating system key diagram picture that dwindle Zhang Liebiao that figure (Thumbnail Picture) be shown corresponding with each chapter is connected machine display frame by the outside identical with TV (TV), shows that on Zhang Liebiao the chapter that the situation of a plurality of chapter projects is hidden does not show.

Then, play the situation of a program, skipping as shown in Figure 4 is hidden the chapter of setting, only plays the remaining chapter that is not hidden setting.

But, in above-mentioned Digital video disc register, optionally hide in the state of the chapter of setting each chapter of cutting apart by a plurality of access units, hiding set conditions of each chapters of all playing in order for that chapter that is hidden setting return to each Zhang Bixu of original work each and every one to carry out, and playing situation about finishing, not allow other users see that the desirable Zhang Bixu of user that hides set condition for each Zhang Chongxin each and every one hides setting pretty troublesome.

Summary of the invention

The present invention considers the problems referred to above and proposes, and purpose of the present invention just provides the method for hidden controlling of the logging program that all chapters of comprising the chapter that is hidden setting can all play according to all play command once.

Other purposes of the present invention just provide after the whole broadcasts of all chapters that comprise the chapter that is hidden setting, the method for hidden controlling of the logging program of state before the hiding set condition of chapter can revert to.

The method for hidden controlling of the method for hidden controlling of logging program logging program provided by the invention to achieve these goals comprises following step: logging program whole or decide interval if find the solution step except that state before the words storage of hidden state; If require to recover the hidden state of above-mentioned logging program according to the above-mentioned appointed step of Status Change present status in the past.

Effect of the present invention:

The method for hidden controlling of aforesaid logging program of the present invention has following effect: exist in a plurality of chapter of being cut apart by the access unit of the program of CD in the state of the chapter that is hidden, comprise the broadcast of all chapters of the chapter that is hidden setting, can form according to the conversion for the moment of hiding setting value, the words that the broadcast of all chapters finishes are recovered again and can formed for the moment by original hiding setting value, also are easy to play the broadcast fully that is hidden all chapters even the user does not set hiding setting value one by one again.

For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.

Description of drawings

Fig. 1 to Fig. 3 is the navigation information figure that defines in Digital video disc virtual reality (DVD VR) specification.

Fig. 4 is the constitutional diagram that the chapter selectivity that is hidden plays chapter of skipping.

Fig. 5 is the pie graph that is applicable to the Digital video disc register of method of the present invention.

Fig. 6 shows the location drawing that hiding Info of chapter is recorded according to embodiments of the invention in navigation information.

Fig. 7 is the structural map of M-C-GI (Movie Cell General Information) shown in Figure 6.

Fig. 8 plays all Zhang Jilu that the chapter that is hidden all included and changes the constitutional diagram that hides Info on the above-mentioned M-C-GI for all according to embodiments of the invention.

Fig. 9 is according to embodiments of the invention display message mode of operation figure in order to comprise that the whole Zhang Quanti that are hidden chapter play on Zhang Liebiao.

Figure 10 is according to all movement state diagrams of playing all chapters that comprise the chapter that is hidden of display message operation shown in Figure 9.

The symbol description of major part in the accompanying drawing:

10: CD 12: audio frequency and video input part

14:MPEG scrambler 16: navigation generating unit

18: video disc recording portion 20: CD is read portion

22: the navigation interpretation 24:MPEG of portion demoder

26:OSD generating unit 28: video efferent

30: audio output part 32: microcomputer

Embodiment

Below, be elaborated with reference to the embodiment of accompanying drawing to the method for hidden controlling of aforesaid logging program of the present invention.

That is, Fig. 6 is the pie graph that is applicable to the Digital video disc register of method of the present invention.

As shown in Figure 5, the Digital video disc register of method of the present invention comprises following components: input is from the outside original audio frequency that will write down and the audio frequency and video (A/V) input part 12 of video information, by in CD 10, writing down audio frequency and the formating coding of video information and the MPGE scrambler 14 of modified tone that is transfused to, carry out the navigation generating unit 16 of broadcast/add/refresh for the navigation information of all chapters that is hidden setting of playing above-mentioned CD 10 according to the control of microcomputer 32, when writing down above-mentioned audio frequency that is encoded and video information, the video disc recording portion 15 of record navigation information in CD 10, the navigation interpretation portion 22 of the navigation information of the above-mentioned CD 10 that portion 20 reads is read in interpretation from CD, decoding and the above-mentioned CD of demodulation are read the audio frequency of the CD 10 that portion 20 reads and the mpeg decoder 24 of video information, generation is for the diagram of the Zhang Liebiao that shows above-mentioned CD 10 and screen display (OSD) generating unit 26 of literal, the video efferent 28 that the video information that above-mentioned CD 10 is read is exported in the display device identical with the TV of outside or monitor, the audio output part 30 of the sound signal that the above-mentioned CD 10 of output is read in loudspeaker, play command according to all chapters that comprise the chapter that is hidden setting in above-mentioned CD 10 may be play for all unit informations, and the microcomputer that refreshes 32 of navigation information is carried out in control in above-mentioned navigation generating unit 16.

Below, Fig. 6 is that desirable embodiment according to the present invention shows the location drawing that chapter hides Info and is recorded in navigation information.Fig. 7 is the structural map of M-C-GI (Movie Cell General Information) shown in Figure 6, and Fig. 8 comprises that for all broadcast the whole Zhang Jilu that are hidden chapter change the constitutional diagram that hides Info on the above-mentioned M-C-GI according to embodiments of the invention.Fig. 9 is the display message mode of operation figure that comprises all chapters of the chapter that is hidden according to embodiments of the invention on Zhang Liebiao for all broadcasts.Figure 10 is according to all movement state diagrams of playing all chapters that comprise the chapter that is hidden of display message operation shown in Figure 9.

Below, the drawing of the embodiments of the invention 1 that Fig. 6 is extremely shown in Figure 10 and the device action of Fig. 5 are elaborated simultaneously.

At first, in the above-mentioned Digital video disc register, the start-of-record of above-mentioned CD 10 is managed by program (Program) unit record to the data that finish to be recorded, said procedure is made of the object video unit (VOBU:Video Object Unit) of a plurality of navigation units, generate navigation information in the above-mentioned navigation generating unit 16, generate record RTR-VMG (Real-TimeRecording Video Manager) in the above-mentioned navigation information for the broadcast of control program in the CD 10.

For example shown in Figure 6 among the above-mentioned RTR-VMG, UD)-PGCIT (user definition PGC information form) is recorded management, the a plurality of user's designated program of record management link among the above-mentioned UD-PGCIT (UD-PGCI#1～#n (user definition PGC information #1～#n), at least comprise among each UD-PGCI that one program information comprises that in that program information (CI#1～#n), said units information (CI) is recorded management with the interval relevant chapter of the part of program is corresponding respectively to a plurality of unit information of record.

Record management M-C-GI (Movie Cell General Information) form and a plurality of M-C-EPI#1～#n (Movie Cell Entry Information #1～#n in each unit information (M-CI).

Above-mentioned M-C-GI is the record management reserved area (ReservedArea) of specifying 1 byte (Byte) as shown in Figure 7, the cell type of 1 byte (C-TY:Cell TYPE), the M-VOBI search point numbering (M-VOBI-SRPN:M-VOBI Search Pointer Number) of 2 bytes, the numbering of the C-EPIs of 2 bytes (C-EPI-NS:Number of C-EPIs), the video of the unit of 6 bytes that the part of corresponding program is interval begins PTM (C-V-S-PTM:Video Start PTM of this Cell), the video of the unit of 6 bytes begins PTM (C-V-E-PTM:Video End PTM of this Cell), the hiding set condition of each unit information 2 bytes of said units type (C-TY) " b1b0 " and in be recorded.

Among the above-mentioned C-TY as shown in Figure 8, the cell type of relevant unit (Cell Type) is recorded, write down record management in the residue reserved area of that cell type information distribute separately 1 byte show present unit hide C-C-H (Cell Current Hide) the information b0 of set condition and show before the unit hide C-P-H (Cell Previous Hide) the information b1 of set condition.

" 1 " shows the hiding set condition of relevant unit information in above-mentioned C-C-H and C-P-H, " 0 " shows that non-hidden state is the possible state of normal play, comprise that according to the user population of cells information of the unit information that is hidden promptly carries out the mode initialization of broadcast of all chapters or the words of the state exchange that all Zhang Youfei hidden states that requirement is hidden are promptly seen, above-mentioned a plurality of unit information (among C-TY1～n separately of CI#1～#n) at " 1 " the value moving recording that is hidden setting on the C-C-H in C-P-H, once " 0 " value of the possible state of seeing of the normal play of record chapter among the C-C-H of setting value " 1 " hidden in record.

In addition, in the above-mentioned microcomputer 32, require the words of Zhang Liebiao (Chapter List) according to user's keyboard input, retrieval is with reference to above-mentioned information, show with the OSD image of the tabulation of the corresponding chapter that dwindles figure of each chapter to be connected machine display frame that a plurality of chapter project of demonstration shows the hidden state of specific chapter on the Zhang Liebiao as shown in Figure 9 by the outside the same with TV (TV).

In the above-mentioned microcomputer 32 according to user's keyboard input specify the words of all broadcasts of all chapters of the chapter that is hidden that is shown on the display device picture that comprises as shown in Figure 9, it is all possible that the value of the C-C-H of each unit information is made the broadcast of all property of all chapters by normal play possible values conversion as shown in figure 11, the hiding setting value of C-C-H and C-P-H is according to the broadcast that finished all property in the past or finish playing function, recovers to keep hiding set condition by the setting value that is hidden that C-P-H shifts again by the C-C-H of relevant unit information.

If require recovery pattern (Previos ReturnMode) in all broadcast done states of a plurality of unit informations, C-P-H value in all unit informations is duplicated by the value of C-C-H, in the past among the C-P-H of hidden state and unit information once " 1 " value of moving recording move again by hiding by C-C-H and set possible " 1 " value and be recorded, the recovery of the hidden state of the therefore former chapter that is hidden setting is moved to end.

Though only the chapter that is hidden is illustrated among aforesaid the present invention, for be not in the program that is hidden of chapter before hidden state storage and recover can carry out equally according to above-mentioned action.

Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.

Claims (6)

1, a kind of method for hidden controlling of logging program is characterized in that comprising following two steps:

The 1st step, for the whole of logging program or decide interval if find the solution except that state before the words storage of hidden state,

The 2nd step is if require the hidden state of above-mentioned logging program to recover, according to the former Status Change present status of above-mentioned storage.

2, the method for hidden controlling of logging program as claimed in claim 1 is characterized in that:

In above-mentioned the 1st step logging program whole or decide interval hidden state releasing be that the hidden state of adjective chapter is removed requirement.

3, the method for hidden controlling of logging program as claimed in claim 2 is characterized in that:

Can remove the hidden state of all chapters in above-mentioned the 1st step according to the conversion in a period of time of the Zhang Yinzang table value of the unit information corresponding with each chapter.

4, the method for hidden controlling of logging program as claimed in claim 3 is characterized in that:

Above-mentioned the 1st step is that the hiding setting value of present Zhang Yinzang form that is hidden the unit information of setting was moved by former Zhang Yinzang table value, and the value of described present Zhang Yinzang form is formed by general broadcast value conversion.

5, the method for hidden controlling of logging program as claimed in claim 4 is characterized in that:

In above-mentioned the 1st step above-mentioned present Zhang Yinzang table value and in the past the Zhang Yinzang table value in each unit information is recorded the reserved area of cell type table value of management, be recorded.

6, as the method for hidden controlling of claim 1 or 4 described logging programs, it is characterized in that:

Above-mentioned the 2nd step is to form like this: the hiding setting value that is moved by Zhang Yinzang form before above-mentioned moves the hiding set condition that recovers each unit information by present Zhang Yinzang form again.

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