CN102651225A - Film recording system and method - Google Patents
Film recording system and method Download PDFInfo
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- CN102651225A CN102651225A CN2011100442802A CN201110044280A CN102651225A CN 102651225 A CN102651225 A CN 102651225A CN 2011100442802 A CN2011100442802 A CN 2011100442802A CN 201110044280 A CN201110044280 A CN 201110044280A CN 102651225 A CN102651225 A CN 102651225A
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Abstract
A film recording method includes the following steps: when a film is input to a computer, the coding delay of the input film is calculated; when the coding delay obtained through calculation is a short delay, the input film is coded completely; when the coding delay obtained through calculation is a medium delay and the time interval of the time of the current coding image and the time of the former coded image exceeds the time interval of the preset medium delay, the current coding image is processed through the instant compression manner; when the coding delay obtained through calculation is a long delay and the time interval of the time of the current coding image and the time of the former coded image exceeds the time interval of the preset long delay, the current coding image is processed through the instant compression manner; and the complete code and the coding image of the film, processed through the instant compression manner are written in a main menu. The invention further provides a film recording system.
Description
Technical field
The present invention relates to a kind of film recording system and method.
Background technology
In some cases, need carry out long desktop on computers records.But the existing software of recording some unsettled phenomenons can occur unavoidably in long recording process, for example: outage, thus the data that cause having recorded can't normal play, has brought inconvenience for the work of recording.
Summary of the invention
In view of above content, be necessary to provide a kind of film recording system, can record when interrupting the data that normal play has been recorded.
In addition, also be necessary to provide a kind of film recording method, can be when recording interruption, the data that normal play has been recorded.
A kind of film recording system, this system runs in the computing machine, and this system comprises: computing module is used for when computing machine has the film input, calculating the coding delay of said input film; Coding module; Be used for when the coding delay that calculates postpones for weak point; Film to being imported carries out complete coding, when the coding delay that calculates is middle delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag; Use the Fast Compression mode that the present encoding picture is handled; When the coding delay that calculates is a long delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, use the Fast Compression mode that the present encoding picture is handled; And writing module, be used for the complete coding of said film and the encoded picture of using the Fast Compression mode to handle are write main menu.
A kind of film recording method, this method is applied in the computing machine, and this method comprises: when computing machine has the film input, calculate the coding delay of said input film; When the coding delay that calculates postpones for weak point, the film of being imported is carried out complete coding; When the coding delay that calculates is middle delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag, use the Fast Compression mode that the present encoding picture is handled; When the coding delay that calculates is a long delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, use the Fast Compression mode that the present encoding picture is handled; And the encoded picture that the complete coding and the use Fast Compression mode of said film are handled writes main menu.
Compared to prior art, film recording system and method provided by the present invention can be when movie; This film of real-time recording; The main coding of this film write to play-over but long main menu consuming time, the part coding of this film is write to play-over but short less important menu consuming time, after movie finishes; Main menu and less important menu are merged into complete main menu through secondary coding; Shortened the time of instant coding, and can be when recording interruption, the data that normal play has been recorded.
Description of drawings
Fig. 1 is the applied environment synoptic diagram of film recording of the present invention system.
Fig. 2 is the functional block diagram of film recording system among Fig. 1.
Fig. 3 is the process flow diagram of film recording method of the present invention preferred embodiment.
The main element symbol description
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| Storer | 11 |
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Embodiment
Consulting shown in Figure 1ly, is the applied environment synoptic diagram of film recording of the present invention system.In the present embodiment, this film recording system 10 runs in the computing machine 1, and this computing machine 1 also comprises storer 11, processor 12 and the movie software 13 that links to each other through system bus.Said storer 11 is used to store the data such as program code of said film recording system 10.Said processor 12 is used to carry out the computerize program code of said film recording system 10.Said movie software 13 is used for playing the film that calculates meter 1.In other embodiments, said film recording system 10 also can be arranged at other calculation element, like PDA (Personal Digital Assistant, personal digital assistant).
Said film recording system 10 is used for when movie software 13 is play films; This film is carried out real-time recording; The main coding of this film write to play-over but long main menu consuming time; This film partly encoded to write to play-over but short less important menu consuming time, after movie finishes, main menu and less important menu are merged into complete main menu through secondary coding.
Consulting shown in Figure 2ly, is the functional block diagram of film recording system 10 among Fig. 1.Said film recording system 10 comprises detecting module 101, computing module 102, judge module 103, coding module 104 and writing module 105.The alleged module of the present invention is to accomplish the computer program code segments of a specific function, be more suitable in describing the implementation of software in computing machine than program, therefore below the present invention to all describing in the software description with module.
Whether said detecting module 101 is used to detect film recording system 10 has the film input.
Said computing module 102 is used for when detecting film recording system 10 film when input being arranged, and calculates the coding delay of said input film.The coding delay of said film is meant mistiming of time of time and the present encoding film of current input film.For example: if need the play frame rate of video movie is 25fps; Currently import 8 films altogether; Be 8/25 second used input time, because the film speed of coding is slower than the speed of film input, and 2 films of possibly only encoding at present; Scramble time is 2/25 second, and then coding delay is 8/25-2/25=6/25 second.
Said judge module 103 is used for judging according to predefined coding delay standard whether the said coding delay that calculates is short the delay.Said predefined coding delay standard is divided into short delay, middle delay and long delay with coding delay.For example: when coding delay during smaller or equal to 500 milliseconds, this coding delay postpones for short; When coding delay greater than 500 milliseconds during smaller or equal to 1500 milliseconds, this coding delay is middle delay; When coding delay is during greater than 1500 milliseconds, this coding delay is a long delay.
Said coding module 104 is used for when the coding delay that calculates postpones for weak point, the film of being imported being carried out complete coding.
Said write module 105 is used for the complete coding of said film is write main menu.Wherein, it is longer to write the required scramble time of content in the main menu, and the encoded content in the main menu can directly be play.
Said judge module 103 is used for when the coding delay that calculates is not short the delay, judges when whether the coding delay that calculates is middle the delay.
Said judge module 103 also be used for when the coding delay that calculates be when postponing, judge whether the time interval of encoded picture time has surpassed predefined middle delay time lag (for example 500 milliseconds) for present encoding picture time and last.For example: if need the play frame rate of video movie is 25fps; The present encoding picture be the 8th pictures; The time of present encoding picture is 8/25 second; Last encoded picture be the 3rd pictures (the 4th pictures skips over and encodes), last the time of encoded picture be 3/25 second, the time interval of encoded picture has been 8/25 second-3/25 second=5/25 second for present encoding picture and last.
It is under the prerequisite of delay that said coding module 104 is used for working as coding delay; Present encoding picture time and last 's encoded picture time the time interval surpass predefined in during delay time lag; Use individual picture independent compression mode that the present encoding picture is handled; Present encoding picture time and last 's encoded picture time the time interval surpass predefined in during delay time lag, use Fast Compression mode is handled the present encoding picture.
Said write module 105 is used for the picture that individual picture independent compression mode of said use is handled is write less important menu.Wherein, the needed time of content that writes in the less important menu is shorter, but the content in the less important menu can not be play-overed.
Said judge module 103 also is used for when the coding delay that calculates is not delay; Judge that this coding delay that calculates is a long delay, and whether the time interval of encoded picture time surpasses the predefined long delay time interval (for example 2000 milliseconds) further to judge present encoding picture time and last.
It is under the prerequisite of long delay that said coding module 104 is used for working as coding delay; Surpass predefined long delay during the time interval in present encoding picture time and last 's encoded picture time the time interval; Use the Fast Compression mode that the present encoding picture is handled; Surpass predefined long delay during the time interval in present encoding picture time and last 's encoded picture time the time interval, skipped over the picture of this current coding.
Said judge module 103 also is used for when film recording system 10 does not have the film input, judging whether to carry out secondary coding.When having produced less important menu in the cataloged procedure at film, judge module 103 judgements need be carried out secondary coding; When not producing less important menu in the cataloged procedure at film, judge module 103 is judged need not carry out secondary coding.
Said coding module 104 also is used for when needs carry out secondary coding, and main menu that produces in the said cataloged procedure and less important menu are merged into main menu.The image quality that the encoded content of the main menu behind the said secondary coding plays back is higher.
Consulting shown in Figure 3ly, is the process flow diagram of film recording method of the present invention preferred embodiment.
Step S10, whether detecting module 101 detecting film recording systems 10 have the film input.
Step S11 has film when input when detecting film recording system 10, and computing module 102 calculates the coding delay of said input film.
Step S12, judge module 103 judges according to predefined coding delay standard whether the said coding delay that calculates is short the delay.Said predefined coding delay standard is divided into short delay, middle delay and long delay with coding delay.Step S13, when the coding delay that calculates postponed for weak point, 104 pairs of films of being imported of coding module carried out complete coding.Step S14, writing module 105 writes main menu with the complete coding of said film, returns step S10 then.
Step S15, said judge module 103 are used for when the coding delay that calculates is not short the delay, judging whether the coding delay that calculates is middle delay.Step S16, when the coding delay that calculates is middle delay, judge module 103 judge present encoding picture time and last the time interval of encoded picture time whether surpass predefined in delay time lag.Step S17; When coding delay is under the prerequisite of middle delay; Coding module 104 present encoding picture time and last 's encoded picture time the time interval surpass predefined in during delay time lag; Use individual picture independent compression mode that the present encoding picture is handled, execution in step S18 writing module 105 picture that individual picture independent compression mode of said use is handled writes less important menu then, returns step S10 then.Step S20; When coding delay is under the prerequisite of middle delay; Coding module 104 present encoding picture time and last 's encoded picture time the time interval surpass predefined in during delay time lag; Use the Fast Compression mode that the present encoding picture is handled, the execution in step S14 picture that will use the Fast Compression mode to handle writes main menu then, is back to step S10 then.
Step S19; When the coding delay that calculates is not middle delay; Judge that this coding delay that calculates is a long delay, judge module 103 further judge present encoding picture time and last time interval of encoded picture time whether above the predefined long delay time interval.Step S20; When coding delay is under the prerequisite of long delay; Coding module 104 surpasses predefined long delay during the time interval in present encoding picture time and last 's encoded picture time the time interval; Use the Fast Compression mode that the present encoding picture is handled, be back to the picture that step S14 will use the Fast Compression mode to handle then and write main menu, be back to step S10 then.Step S21; When coding delay is under the prerequisite of long delay; Coding module 104 surpasses predefined long delay during the time interval in present encoding picture time and last 's encoded picture time the time interval, skips over the picture of this current coding, is back to step S10 then.
Step S22 does not have film when input when detecting module 101 detects film recording system 10, and judge module 103 judges whether to carry out secondary coding.In the time need not carrying out secondary coding, flow process finishes.
Step S23 when judgement need be carried out secondary coding, merges into main menu with main menu that produces in the cataloged procedure and less important menu.
What should explain at last is; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although the present invention is specified with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention, and do not break away from the spirit and the scope of technical scheme of the present invention.
Claims (10)
1. film recording system, this system runs in the computing machine, it is characterized in that, and this system comprises:
Computing module is used for when computing machine has the film input, calculating the coding delay of said input film;
Coding module; Be used for when the coding delay that calculates postpones for weak point; Film to being imported carries out complete coding, when the coding delay that calculates is middle delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag; Use the Fast Compression mode that the present encoding picture is handled; When the coding delay that calculates is a long delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, use the Fast Compression mode that the present encoding picture is handled; And
Writing module is used for the complete coding of said film and the encoded picture of using the Fast Compression mode to handle are write main menu.
2. film recording as claimed in claim 1 system is characterized in that, the coding delay of said film is meant mistiming of time of time and the present encoding film of current input film.
3. film recording as claimed in claim 1 system; It is characterized in that; It is delay that said coding module also is used for working as the coding delay that calculates; And present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag, use individual picture independent compression mode that the present encoding picture is handled, and when the coding delay that calculate be long delay; And present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, skipped over the picture of this current coding;
The said write module also is used for the encoded picture that individual picture independent compression mode of said use is handled is write less important menu.
4. film recording as claimed in claim 3 system is characterized in that this system also comprises:
Judge module is used for when computing machine does not have the film input, judging whether to carry out secondary coding, and said criterion is: when film had produced less important menu in cataloged procedure, judgement need be carried out secondary coding; When film does not produce less important menu in cataloged procedure, judge and need not carry out secondary coding.
5. film recording as claimed in claim 4 system is characterized in that said coding module also is used for when needs carry out secondary coding, and main menu that produces in the said cataloged procedure and less important menu are merged into main menu.
6. film recording method, this method is applied to it is characterized in that in the computing machine that this method comprises:
When computing machine has the film input, calculate the coding delay of said input film;
When the coding delay that calculates postpones for weak point, the film of being imported is carried out complete coding;
When the coding delay that calculates is middle delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag, use the Fast Compression mode that the present encoding picture is handled;
When the coding delay that calculates is a long delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, use the Fast Compression mode that the present encoding picture is handled; And
The complete coding of said film and the encoded picture of using the Fast Compression mode to handle are write main menu.
7. film recording method as claimed in claim 6 is characterized in that, the coding delay of said film is meant mistiming of time of time and the present encoding film of current input film.
8. film recording method as claimed in claim 6 is characterized in that, this method also comprises:
When the coding delay that calculates is middle delay; And present encoding picture time and last the time interval of encoded picture time surpass predefined in during delay time lag, use individual picture independent compression mode that the present encoding picture is handled;
When the coding delay that calculates is a long delay, and present encoding picture time and last the time interval of encoded picture time surpass predefined long delay during the time interval, skipped over the picture of this current coding;
The encoded picture that individual picture independent compression mode of said use is handled writes less important menu.
9. film recording method as claimed in claim 8 is characterized in that, this method also comprises:
When computing machine does not have the film input, judge whether to carry out secondary coding, said criterion is: when film had produced less important menu in cataloged procedure, judgement need be carried out secondary coding; When film does not produce less important menu in cataloged procedure, judge and need not carry out secondary coding.
10. film recording method as claimed in claim 9 is characterized in that, this method also comprises:
When needs carry out secondary coding, main menu that produces in the said cataloged procedure and less important menu are merged into main menu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100442802A CN102651225A (en) | 2011-02-23 | 2011-02-23 | Film recording system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100442802A CN102651225A (en) | 2011-02-23 | 2011-02-23 | Film recording system and method |
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| CN2011100442802A Pending CN102651225A (en) | 2011-02-23 | 2011-02-23 | Film recording system and method |
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| US20050140528A1 (en) * | 2003-12-24 | 2005-06-30 | Junko Ushiyama | DVD recording method and rewritable DVD apparatus |
| US20060088294A1 (en) * | 2004-10-21 | 2006-04-27 | Hitachi, Ltd. | Image recorder |
| US20060104530A1 (en) * | 2002-06-28 | 2006-05-18 | Microsoft Corporation | Adaptive entropy encoding/decoding for screen capture content |
| CN101453583A (en) * | 2008-12-31 | 2009-06-10 | 数源科技股份有限公司 | Camcording television set having monitoring and implementing method thereof |
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2011
- 2011-02-23 CN CN2011100442802A patent/CN102651225A/en active Pending
Patent Citations (6)
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|---|---|---|---|---|
| CN1120871A (en) * | 1993-12-18 | 1996-04-17 | 索尼公司 | Data reproducing device and data recording medium |
| US6263147B1 (en) * | 1996-02-28 | 2001-07-17 | Sun Microsystems, Inc. | Delayed decision recording device |
| US20060104530A1 (en) * | 2002-06-28 | 2006-05-18 | Microsoft Corporation | Adaptive entropy encoding/decoding for screen capture content |
| US20050140528A1 (en) * | 2003-12-24 | 2005-06-30 | Junko Ushiyama | DVD recording method and rewritable DVD apparatus |
| US20060088294A1 (en) * | 2004-10-21 | 2006-04-27 | Hitachi, Ltd. | Image recorder |
| CN101453583A (en) * | 2008-12-31 | 2009-06-10 | 数源科技股份有限公司 | Camcording television set having monitoring and implementing method thereof |
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Application publication date: 20120829 |