CN101165672B - Method for displaying TV signal intensity - Google Patents
Method for displaying TV signal intensity Download PDFInfo
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- CN101165672B CN101165672B CN200610136021A CN200610136021A CN101165672B CN 101165672 B CN101165672 B CN 101165672B CN 200610136021 A CN200610136021 A CN 200610136021A CN 200610136021 A CN200610136021 A CN 200610136021A CN 101165672 B CN101165672 B CN 101165672B
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Abstract
The method comprises: using a driver to drive the TV card; said driver comprises at least one standard application interface and at least one agent program interface; said standard application program interface is used to provide an interface for the application program in order to operate the driver and to display the TV image; using the agent program to operate the driver through said agent program; getting the TV signal strength information of the TV card; finally, displaying the TV signal strength information.
Description
Technical field
The present invention relates to a kind of computer system, particularly relate to a kind of method that shows TV signal intensity with television signal.
Background technology
Computing machine can provide TV to broadcast function by TV card now.The user just can appreciate TV programme as long as TV card is installed in the computer system.Yet the quality and the environment for use of television signal are closely bound up.If when the quality of image of television image was bad, the user often can't judge that signal is bad or the bad quality of image that causes of product is bad.Therefore, conventional art is the trace routine code of the measuring ability of built-in tool signal quality in application program (TV is broadcast program), at any time television signal quality (signal strength) is presented in the television image.
Fig. 1 is in the explanation conventional art, the graph of a relation of TV card, driver and application program.Generally speaking, TV card 130 can receive the radiotelevision signal by circuit such as antenna (not shown), and the information of TV signal intensity is recorded in buffer 131.In computer system 100, application program (TV is broadcast program) 110 must be by driver (driver) 120 operation TV card 130, so that show television image.Driver 120 is to provide service to application program 110 by standard application program interface 140.
In order at any time the information of TV signal intensity to be presented in the television image, so known technology is a built-in trace routine 111 in application program 110.Trace routine 111 obtains the information of TV signal intensities in the buffer 131 by the standard application program interface 140 and the assistance of driver 120, and this information is presented in the television image.Yet, in build the trace routine 111 in the application program 110 in and can't broadcast the program use for other TV.For example, if when deviser's desire is made another TV and broadcast program, the deviser must broadcast program inside at new TV and write an exclusive trace routine again, to satisfy the detection demand of TV signal intensity.Moreover when known trace routine 111 can't detect dual tuner (tuner) running, which was the tuner that is operating.
Fig. 2 is in another conventional art of explanation, the graph of a relation of TV card, driver and application program.TV card 230 is similar to driver 120 to the TV card 130 of Fig. 1 to driver 220 among the figure, so repeat no more.Please refer to Fig. 2, this known technology is to make the detection demand that trace routine 250 independently satisfies TV signal intensity.In computer system 200, application program (TV is broadcast program) 210 must be by standard application program interface 240 and driver 220 operation TV card 230, so that show television image.Trace routine 250 also must obtain the information of TV signal intensity in the buffer 231 by the standard application program interface 240 and the assistance of driver 220, and this information is presented on the screen.When if the user wants to know present TV signal intensity, just can come the observation television signal strength by carrying out trace routine 250.Yet, because standard application program interface 240 must be followed the standard rule, therefore when application program 210 is called out standard application program interface 240 and function driver 220, application program 210 can occupy the resource of standard application program interface 240, makes trace routine 250 can't obtain present TV signal intensity.Moreover when known trace routine 250 also can't detect the dual tuner running, which was the tuner that is operating.
Summary of the invention
The purpose of this invention is to provide a kind of method that shows TV signal intensity, make the Agent that the detects TV signal intensity different application of can arranging in pairs or groups, and do not need each program is made an amendment in addition. when showing television image when the application program function driver, Agent can manifest present TV signal intensity synchronously.
The present invention proposes a kind of method that shows TV signal intensity, comprises the steps.By the driver drives TV card, wherein driver comprises at least one standard application program interface and at least one Agent interface.Pass through aforementioned Agent interface operation driver by Agent, and obtain the TV signal intensity of TV card.Show described TV signal intensity.Wherein, described standard application program interface shows television image in order to the interface that the application program function driver is provided.
Effect of the present invention:
The present invention passes through Agent interface operation driver because of making Agent, and need not call out standard application program interface, the Agent that therefore the detects TV signal intensity different application of can arranging in pairs or groups, and do not need each program is made an amendment in addition.When showing television image when the application program function driver, Agent can manifest present TV signal intensity synchronously.In addition, this Agent can also detect the operation situation of dual tuner, and which manifests is the tuner that is operating.
For described and other purpose, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and be described with reference to the accompanying drawings as follows.
Description of drawings
Fig. 1 is in the explanation conventional art, the graph of a relation of TV card, driver and application program.
Fig. 2 is in another conventional art of explanation, the graph of a relation of TV card, driver and application program.
Fig. 3 is the graph of a relation according to embodiment of the invention explanation TV card, driver and application program.
Fig. 4 is the method flow diagram that shows TV signal intensity according to embodiment of the invention explanation.
Fig. 5 is the graph of a relation according to embodiment of the invention explanation TV card, driver and application program.
Fig. 6 is the graph of a relation according to embodiment of the invention explanation TV card, driver and application program.
Embodiment
Fig. 3 is according to embodiment of the invention explanation TV card 330, driver or driver (driver) 320 graph of a relation with application program 310.Generally speaking, TV card 330 (for example Digital Television card) can receive the radiotelevision signal by circuit such as antenna (not shown), and the information of TV signal intensity is recorded in buffer 331.Tuner 332 is handled the television signal that is received, to provide picture data to driver 320.
Please refer to Fig. 3, in computer system 300, application program (for example TV is broadcast program) 310 must drive TV card 330 by driver 320, so that show television image.In present embodiment, driver 320 comprises standard application program interface 340 and Agent interface 360.Driver 320 is to provide service to application program 310 by standard application program interface 340.This standard application program interface 340 must be followed the standard rule of operating system.Therefore, application program 310 can be obtained the picture data that tuner 332 is provided with driver 320 via standard application program interface 340, and then shows television image.
In order at any time the information of TV signal intensity to be presented on the screen, Agent 350 is by Agent interface 360 function drivers 320, and obtain TV signal intensities in the buffer 331 of TV card 330. when acting on behalf of program 350 Call Agent routine interfaces 360, driver 320 inside just are triggered with respect to the program code of interface 360 and read the content (signal strength) of buffer 331, and this signal strength returned to Agent 350. in present embodiment, this Agent interface 360 is not followed the standard rule of operating system. therefore, driver 320 can be employed program 310 simultaneously and drive with Agent 350, makes computer system 300 be able to simultaneously the information of television image and TV signal intensity is presented on the screen.
Fig. 4 is the method flow diagram that shows TV signal intensity according to embodiment of the invention explanation.Please be simultaneously with reference to Fig. 3 and Fig. 4, Agent 350 is searched in the registration of operating system and is had or not the driver of TV card to operate in step S410.If there is not driver to operate, then Agent 350 can't show the information (step S420) of any signal strength on screen.If there is driver to operate (for example driver 320), Agent 350 execution in step S430 then.
In step S430, Agent 350 can know whether a plurality of tuners are arranged in the computer system 300 according to the registration of operating system.These tuners may be configured on the single TV card, also may be to be configured on many TV card.In present embodiment, has only single tuner 332 in the computer system 300.Therefore, Agent 350 obtains TV signal intensities in the buffer 331 by Agent interface 360, driver 320, and (screen) manifests the TV signal intensity (step S440) of TV card 330 on display.At this, application program 310 can be obtained the TV signal intensity of TV card 330 by Agent 350, and this TV signal intensity is shown in the television image.
Below explanation is had a plurality of tuners computer system carry out the process that TV signal intensity detects.For convenience of description, will with the computer system of dual tuner illustrative example below.Fig. 5 is the graph of a relation according to embodiment of the invention explanation TV card 530, driver 520 and application program 510.The application program 510 of present embodiment, driver 520, standard application program interface 540 can be implemented with Agent interface 360 with reference to application program 310, driver 320, the standard application program interface 340 of Fig. 3 with Agent interface 560, so repeat no more.TV card 530 can receive the radiotelevision signal by circuit such as antenna (not shown).In present embodiment, TV card 530 has tuner 532 and tuner 534.Tuner 532 and 534 is dealt with the television signal that is received separately, and provides picture data to driver 520 separately.In addition, TV card 530 is recorded in buffer 531 and buffer 533 respectively with the information of tuner 532 and 534 received TV signal intensities.
Please be simultaneously with reference to Fig. 4 and Fig. 5, Agent 550 is searched in the registration of operating system and is had or not the driver of TV card to operate in step S410.If there is not driver to operate, then Agent 550 can't show the information (step S420) of any signal strength on screen.If there is driver to operate (for example driver 520), Agent 550 execution in step S430 then.
In step S430, Agent 550 can know in the computer system 500 whether be the dual tuner TV card according to the registration of operating system.In present embodiment, tuner 532 and 534 are arranged in the computer system 500.Therefore, Agent 550 obtains buffer 531 and 533 TV signal intensities of being kept in by Agent interface 560, driver 520, and manifests the TV signal intensity (step S450) of tuner 532 and 534 on screen.At this, Agent 550 can in the registration of operating system, search tuner 532 and 534 which operate.Agent 550 can indicate TV signal intensity according to the user mode of tuner 532 and 534.For example, if showing the television image that tuner 532 is provided on the screen, then Agent 550 can be shown as " MASTER " with the TV signal intensity of tuner 532, and the TV signal intensity of tuner 534 is shown as " SLAVE ".
Below explanation is had a plurality of TV card computer system carry out the process that TV signal intensity detects. for convenience of description, to with the computer system of two TV card illustrative example below. Fig. 6 is according to embodiment of the invention explanation TV card, the graph of a relation of driver and application program. the application program 610 of present embodiment, driver 620, standard application program interface 621, Agent interface 622 can be with reference to the application program 310 of Fig. 3 with TV card 630, driver 320, standard application program interface 340, Agent interface 360 is implemented with TV card 330, and the application program 650 of present embodiment, driver 660, standard application program interface 661, Agent interface 662 can also be with reference to the application program 310 of Fig. 3 with TV card 670, driver 320, standard application program interface 340, Agent interface 360 is implemented with TV card 330, so repeat no more.
Please be simultaneously with reference to Fig. 4 and Fig. 6, Agent 640 is searched in the registration of operating system and is had or not the driver of TV card to operate in step S410.If there is not driver to operate, then Agent 640 can't show the information (step S420) of any signal strength on screen.If there is driver to operate (for example driver 620 and 660), Agent 640 execution in step S430 then.
In step S430, Agent 640 can know whether two TV card are arranged in the computer system 600 according to the registration of operating system.In present embodiment, tuner 632 and 672 (being TV card 630 and 670) is arranged in the computer system 600.Therefore, Agent 640 obtains the TV signal intensity that buffer 631 is kept in by Agent interface 622, driver 620, obtain the TV signal intensity that buffer 671 is kept in by Agent interface 662, driver 660, and on screen, manifest the TV signal intensity (step S450) of tuner 632 and 672.At this, Agent 640 can in the registration of operating system, search TV card 630 and 670 which operate.Agent 640 can indicate TV signal intensity according to the user mode of tuner 632 and 672.For example, if showing the television image that tuner 632 is provided on the screen, then Agent 640 can be shown as " MASTER " with the TV signal intensity of TV card 630, and the TV signal intensity of TV card 670 is shown as " SLAVE ".
In sum, described all embodiment pass through Agent interface operation driver because of making Agent, and need not call out standard application program interface, the Agent that therefore the detects TV signal intensity different application of can arranging in pairs or groups, and do not need each program is made an amendment in addition.When showing television image when the application program function driver, Agent can manifest present TV signal intensity synchronously.In addition, this Agent can also detect the operation situation of dual tuner, and which manifests is the tuner that is operating.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; those skilled in the art can do some changes and retouching under the premise without departing from the spirit and scope of the present invention, so protection scope of the present invention is as the criterion with claim of the present invention.
Claims (5)
1. a method that shows TV signal intensity is characterized in that, comprising:
To drive a TV card, wherein said driver comprises at least one standard application program interface and at least one Agent interface by a driver, and described standard application program interface is operated described driver in order to an application program to be provided, and shows television image;
Act on behalf of program is obtained described TV card by the described driver of described Agent interface operation a TV signal intensity by one; And
Described agent application shows described TV signal intensity.
2. according to the method for the described demonstration TV signal intensity of claim 1, it is characterized in that, the content of the buffer of wherein said Agent by reading described TV card is obtained the TV signal intensity of described TV card, and described TV signal intensity is shown in the television image.
3. according to the method for the described demonstration TV signal intensity of claim 1, it is characterized in that, wherein act on behalf of program and may further comprise the steps by the TV signal intensity that the described driver of described Agent interface operation obtains described TV card by one:
Judge whether described TV card has a plurality of tuners;
If described TV card has a plurality of tuners, then obtain the TV signal intensity of each tuner in the described TV card by the described driver of described Agent interface operation by described Agent.
4. according to the method for the described demonstration TV signal intensity of claim 1, it is characterized in that, wherein act on behalf of program and may further comprise the steps by the TV signal intensity that the described driver of described Agent interface operation obtains described TV card by one:
Judge whether to have a plurality of TV card, wherein the corresponding driver of each TV card;
If have a plurality of TV card, then obtain the TV signal intensity of each TV card by the Agent interface of each driver by described Agent.
5. according to the method for the described demonstration TV signal intensity of claim 1, wherein said TV card is the Digital Television card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610136021A CN101165672B (en) | 2006-10-16 | 2006-10-16 | Method for displaying TV signal intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610136021A CN101165672B (en) | 2006-10-16 | 2006-10-16 | Method for displaying TV signal intensity |
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| CN101165672A CN101165672A (en) | 2008-04-23 |
| CN101165672B true CN101165672B (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200610136021A Active CN101165672B (en) | 2006-10-16 | 2006-10-16 | Method for displaying TV signal intensity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107396090A (en) * | 2017-07-17 | 2017-11-24 | 深圳创维－Rgb电子有限公司 | A kind of television set and its frequency spectrum detection system, control method, storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6275266B1 (en) * | 1997-11-12 | 2001-08-14 | Philips Electronics North America Corporation | Apparatus and method for automatically detecting and configuring a television display for a personal computer |
| CN1317115A (en) * | 1998-09-15 | 2001-10-10 | 英特尔公司 | Maintaining access to video stack after application crash |
| CN1512330A (en) * | 2002-12-27 | 2004-07-14 | 联想(北京)有限公司 | Method for realizing computer and TV set combination |
| CN1832405A (en) * | 2005-03-10 | 2006-09-13 | 撼讯科技股份有限公司 | Personal multi-medium on-line transmission system and correlation method |
-
2006
- 2006-10-16 CN CN200610136021A patent/CN101165672B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6275266B1 (en) * | 1997-11-12 | 2001-08-14 | Philips Electronics North America Corporation | Apparatus and method for automatically detecting and configuring a television display for a personal computer |
| CN1317115A (en) * | 1998-09-15 | 2001-10-10 | 英特尔公司 | Maintaining access to video stack after application crash |
| CN1512330A (en) * | 2002-12-27 | 2004-07-14 | 联想(北京)有限公司 | Method for realizing computer and TV set combination |
| CN1832405A (en) * | 2005-03-10 | 2006-09-13 | 撼讯科技股份有限公司 | Personal multi-medium on-line transmission system and correlation method |
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| CN101165672A (en) | 2008-04-23 |
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