CN1321416C - Method for recording and returning digital storing medium termination address - Google Patents
Method for recording and returning digital storing medium termination address Download PDFInfo
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- CN1321416C CN1321416C CNB2004100295767A CN200410029576A CN1321416C CN 1321416 C CN1321416 C CN 1321416C CN B2004100295767 A CNB2004100295767 A CN B2004100295767A CN 200410029576 A CN200410029576 A CN 200410029576A CN 1321416 C CN1321416 C CN 1321416C
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Abstract
The present invention discloses a method for recording and answering termination addresses of digital storage mediums, which is applied to a playing device of a digital storage medium. A characteristic value and a termination address thereof when playing is stopped of a digital storage medium are stored in a memory of the playing device of the digital storage medium. When the digital storage medium is played again next time, a corresponding termination address last time is searched by the characteristic value, and the corresponding termination address is used as a reference for playing an initial address of the digital storage medium.
Description
Technical field
The present invention relates to a kind of play-back technology of digital storage media, particularly relate to a kind of record and the method for replying the digital storage media termination address.
Background technology
Along with the arriving on two off-days of weekend, modern's leisure time also significantly increases thereupon, yet, because the people's that work brings in a week body and mind is tired, the selected leisure mode of majority is nothing more than being to see TV, see film, or sleep, to reach the purpose of rest.
Because making rapid progress of science and technology, at present in order to store the medium of film data, evolve to present CD by traditional video-tape, utilize CD to come the mode of storing image files, not only can reduce the occupied space of data storage medium, and promoted the density of data storage greatly, therefore, Video CD (VCD) or digital versatile disc (digital versatile disc; DVD) become the mainstream media of present storage film data.
In the past as user during at playback band or video-tape, though its tonequality, image quality can't reach the level of present digital audio-video media play, yet, they have a function is that these digital products are not allowed facile at present, promptly be when the time in the past at playback band or video-tape, promptly stop to play and shutting down if the user enjoys half, when appreciating, can continue again to play next time by stopping broadcast place last time.
Yet, present VCD/DVD/CD (compact disc) or the mp3/mpeg player then can't reach identical functions, the user is to be played to somewhat to locate in several seconds when needing the last time of memory voluntarily to appreciate, again thus time point as the starting point of playing again, while otherwise can only play at leisure and find out the address that stopped to play last time.
Though some advanced audio-visual devices can be remembered the address that the digital audio-video medium last time stops to play at present, yet, these functions also can lose efficacy in some cases, for example: when the user is now just playing first CD, but want to change other slice, thin piece (second CD) midway again when trying, then second CD can be play since the address that first CD stops to play, but the user will play since the starting point of second CD in fact.Therefore, existing audio-visual playback equipment also can't satisfy user's demand in this respect at present.
Summary of the invention
Technical matters to be solved by this invention provides a kind of record and the method for replying the digital storage media termination address, solves the method that existing digital storage media technology could not write down and reply digital storage media end of playing address.
For achieving the above object, the invention provides a kind of method that writes down the digital storage media termination address, be applied in the digital storage media playing device, in order to write down the address that a digital storage media stops broadcast point, its characteristics are, comprise the following steps: to receive one and suspend the signal of playing; Obtain in this digital storage media the data information of different presumptive addresss more than; The combination respectively this data information to form an eigenwert of this digital storage media; Termination address when obtaining this digital storage media and stopping to play; Store this eigenwert and corresponding this termination address thereof; Obtain an eigenwert of this digital storage media; Contrast respectively this eigenwert of being stored in this eigenwert of this digital storage media and this digital storage media playing device; Obtain and the corresponding termination address of this eigenwert of this digital storage media; And begin to play this digital storage media by this termination address.。
The method of above-mentioned record digital storage media termination address, its characteristics are, this combination respectively this data information is to produce this eigenwert with the calculating by a default mathematic(al) representation of this data information respectively with the step of the eigenwert that forms this digital storage media.
The method of above-mentioned record digital storage media termination address, its characteristics be, if during same this digital storage media of repeat playing, and this termination address when then only storing its last broadcast.
In order better to realize purpose of the present invention, the present invention also provides a kind of method of replying the digital storage media termination address, be applied in the digital storage media playing device, address when stopping to play in order to the last time that is returned to a digital storage media, its characteristics are, comprise the following steps: to obtain in this digital storage media the data information of different presumptive addresss more than; The combination respectively this data information to form an eigenwert of this digital storage media; Termination address when obtaining this digital storage media and stopping to play; Store this eigenwert and corresponding this termination address thereof; Obtain an eigenwert of this digital storage media, this eigenwert by in this digital storage media more than one the data information of different presumptive addresss combine; Contrast respectively this eigenwert of being stored in this eigenwert of this digital storage media and this digital storage media playing device; Obtain and the corresponding termination address of this eigenwert of this digital storage media; Begin to play this digital storage media by this termination address.
Technique effect of the present invention is:
Record provided by the invention and the method for replying the digital storage media termination address, it is the end of playing address of writing down digital storage media by an eigenwert, when playing this digital storage media once again its next time, the user can self-dependent memory recall be where to be played to last time, and can be returned to the termination address of last time when stopping to play exactly by the eigenwert of this digital storage media, and the method only need utilize in the internal memory of digital storage media playing device a spot of memory space to reach, can't influence the digital storage media playing device and operate normally, not difficult in the application of reality.The present invention can be widely used in: VCD/DVD/CD or MP3/MPEG file ... Deng medium with digital format storage data.
Further describe specific embodiments of the invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 utilizes the inventive method to write down the method flow diagram of a digital storage media termination address;
Fig. 2 is for being envisioned as each digital storage media the synoptic diagram of a series of byte sequence;
Fig. 3 is the synoptic diagram of CD; And
Fig. 4 utilizes the inventive method to return back to the method flow diagram of the address of a digital storage media last time when stopping to play.
Wherein, description of reference numerals is as follows:
60 digital storage medias
61 bytes
70 CDs
Step 20 is obtained in this digital storage media the data information of different presumptive addresss more than
Each data information of step 30 combination is to form an eigenwert of this digital storage media
Termination address when step 40 is obtained this digital storage media and stopped to play
Step 50 this eigenwert of storage and corresponding termination address thereof
Each eigenwert of being stored in the eigenwert of this digital storage media of step 90 contrast and the digital storage media playing device
Embodiment
Please refer to shown in Figure 1, be disclosed record and the method flow diagram of replying digital storage media termination address method, the method is applied in the digital storage media playing device, in order to write down the address that a digital storage media stops broadcast point, when less important when appreciating this digital storage media again under the user, can continue down to play by the address that the last time stops to play.
Thus, the user can enjoy digitized high-quality audio-visual result of broadcast simultaneously, and when keeping the broadcast of script audiotape or video-tape, the advantage that can be play-overed by the address that the last time stops to play is with the time point that makes things convenient for the user to stop to play last time from each sheet digital storage media of line item.
So-called digital storage media includes VCD/DVD/CD or MP3/MPEG file ... Deng medium with digital format storage data.The digital storage media playing device then is in order to play the device of above-mentioned these digital storage medias.
Then, step 20 is obtained in this digital storage media the data information of different presumptive addresss more than, this step is characteristic of the present invention, and (this step not necessarily need just be carried out when pressing stop key, also can when carrying out initialize routine, obtain this segment information in passing): because digital storage media is that image or voice data are stored with digitized form, therefore, please refer to shown in Figure 2, each digital storage media 60 can be envisioned as the sequence of a series of byte 61 (byte), and because the data that store each address in each different digital storage media are neither identical, so, can be by the data information that obtains out several different presumptive addresss in each file or the specific address of each disc, to represent whole file or whole disc.
Please refer to shown in Figure 3, be to be that example is done explanation with 16 carries as the CD 70 of data storage method: obtain the data information of 4 different presumptive addresss-respectively get a byte from the 1st, the 100th, the 10000th and the 1000000th from CD 70, the 1st corresponding byte is that " Oxa9 ", the 100th corresponding byte are that " Oxcf ", the 10000th corresponding byte are that " Ox37 ", the 1000000th corresponding byte are " Oxb1 ".
Afterwards, step 30, make up each data information forming one of this digital storage media eigenwert, with data information (Oxa9, Oxcf, Ox37, Oxb1) the combination back of 4 different presumptive addresss being obtained in the step 20 to form an eigenwert of this digital storage media.
Certainly, for the identical situation of eigenwert of avoiding any two digital storage medias takes place, can from digital storage media, obtain out its data information by more different presumptive addresss, to be combined into the eigenwert of this digital storage media, or with the calculating of the data information (Oxa9, Oxcf, Ox37, Oxb1) of several different presumptive addresss of being obtained in the step 20 through a default mathematic(al) representation, for example: addition subtraction multiplication and division, power, open radical sign ... Deng, to produce the eigenwert in this step 30.
Afterwards, step 40, the termination address when obtaining this digital storage media and stopping to play obtains the present address of playing of digital storage media, i.e. its termination address, for example: be to be played to 23 minutes 49 seconds address at present.And record only needed 2 in several seconds somewhat, and therefore, what the quantity of the internal memory that it is occupied was suitable lacks.Certainly, can also specific address replace several seconds somewhat.
At last, step 50 this eigenwert of storage and corresponding termination address thereof, the eigenwert and the corresponding termination address thereof of this digital storage media are stored in the internal memory of digital storage media playing device, when less important when appreciating this digital storage media again under the user, can continue by the termination address that the last time stops to play down to play.
And if during the same digital storage media of repeat playing, the termination address in the time of only can storing its last broadcast in the internal memory of digital storage media playing device is with the usefulness when continuing broadcast next time.
Please refer to shown in the following table, be each its eigenwert of different digital medium of being stored in the digital storage media playing device and the correspondence graph of corresponding termination address.
| Digital storage media | | Termination address | |
| 1 | Ox87，Oxd2，Ox3a，Ox5c | 23 minutes 49 seconds | |
| 2 | Oxa9，Oxcf，Ox37，Oxb1 | 59 minutes 03 second | |
| 3 | Oxc4，Ox4b，Ox29，Ox6d | 06 minute 57 seconds | |
| 4 | Ox3b，Ox64， |
41 minutes 26 seconds | |
| 5 | Oxef，Oxcb，Ox2a，Ox9d | 17 minutes 15 seconds | |
| … | … | … |
Please refer to shown in Figure 4, when the user next time will be again continues to play wherein a certain digital storage media with this digital storage media playing device, only need find out its eigenwert, can be by hunting out the last termination address that stops to play for a time in the internal memory, and continue to play by its termination address and get final product, its step is described as follows:
Then, step 90, contrast each eigenwert of being stored in the eigenwert of this digital storage media and the digital storage media playing device: each eigenwert of being stored in the eigenwert of gained in the step 80 and the digital storage media playing device shown in the top correspondence graph is compared, look at which eigenwert matches with it.
With the CD shown in Fig. 3 70 be example to explain, its eigenwert is Oxa9, Oxcf, Ox37, Oxb1, therefore, is the data of the 2nd project in the field of digital storage media shown in the top correspondence graph.
At last, step 110, termination address begins to play this digital storage media thus, and the user can be begun by the place that the last time has not appreciated to view and admire.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Every according to equivalence variation and modification that the present invention did, all contained by claim of the present invention.
Claims (4)
1, a kind of method that writes down the digital storage media termination address is applied in order to write down the address that a digital storage media stops broadcast point, it is characterized in that in the digital storage media playing device, comprises the following steps:
Receive one and suspend the signal of playing;
Obtain in this digital storage media the data information of different presumptive addresss more than;
The combination respectively this data information to form an eigenwert of this digital storage media;
Termination address when obtaining this digital storage media and stopping to play; And
Store this eigenwert and corresponding this termination address thereof;
Obtain an eigenwert of this digital storage media;
Contrast respectively this eigenwert of being stored in this eigenwert of this digital storage media and this digital storage media playing device;
Obtain and the corresponding termination address of this eigenwert of this digital storage media; And
Begin to play this digital storage media by this termination address.
2, the method for record digital storage media termination address according to claim 1, it is characterized in that, this combination respectively this data information is to produce this eigenwert with the calculating by a default mathematic(al) representation of this data information respectively with the step of the eigenwert that forms this digital storage media.
3, the method for record digital storage media termination address according to claim 1 is characterized in that, if during same this digital storage media of repeat playing, and this termination address when then only storing its last broadcast.
4, a kind of method of replying the digital storage media termination address is applied in the digital storage media playing device, and the address when stopping to play in order to the last time that is returned to a digital storage media is characterized in that, comprises the following steps:
Obtain in this digital storage media the data information of different presumptive addresss more than;
The combination respectively this data information to form an eigenwert of this digital storage media;
Termination address when obtaining this digital storage media and stopping to play; And
Store this eigenwert and corresponding this termination address thereof;
Obtain an eigenwert of this digital storage media, this eigenwert by in this digital storage media more than one the data information of different presumptive addresss combine;
Contrast respectively this eigenwert of being stored in this eigenwert of this digital storage media and this digital storage media playing device;
Obtain and the corresponding termination address of this eigenwert of this digital storage media; And
Begin to play this digital storage media by this termination address.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100295767A CN1321416C (en) | 2004-03-24 | 2004-03-24 | Method for recording and returning digital storing medium termination address |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100295767A CN1321416C (en) | 2004-03-24 | 2004-03-24 | Method for recording and returning digital storing medium termination address |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1674130A CN1674130A (en) | 2005-09-28 |
| CN1321416C true CN1321416C (en) | 2007-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100295767A Expired - Fee Related CN1321416C (en) | 2004-03-24 | 2004-03-24 | Method for recording and returning digital storing medium termination address |
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| CN (1) | CN1321416C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5559776A (en) * | 1992-10-26 | 1996-09-24 | Sony Corporation | Disk playback apparatus |
| CN1353419A (en) * | 2000-11-14 | 2002-06-12 | 阿尔派株式会社 | Recording medium playback method and recording medium playback equipment |
| CN1392561A (en) * | 2001-06-15 | 2003-01-22 | 神基科技股份有限公司 | Method for quickly returning to last broadcast point of CD for further watching |
-
2004
- 2004-03-24 CN CNB2004100295767A patent/CN1321416C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5559776A (en) * | 1992-10-26 | 1996-09-24 | Sony Corporation | Disk playback apparatus |
| CN1353419A (en) * | 2000-11-14 | 2002-06-12 | 阿尔派株式会社 | Recording medium playback method and recording medium playback equipment |
| CN1392561A (en) * | 2001-06-15 | 2003-01-22 | 神基科技股份有限公司 | Method for quickly returning to last broadcast point of CD for further watching |
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| Publication number | Publication date |
|---|---|
| CN1674130A (en) | 2005-09-28 |
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Granted publication date: 20070613 Termination date: 20120324 |