CN1825965A - User video cutting method of video communication terminal - Google Patents
User video cutting method of video communication terminal Download PDFInfo
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- CN1825965A CN1825965A CNA2005101055784A CN200510105578A CN1825965A CN 1825965 A CN1825965 A CN 1825965A CN A2005101055784 A CNA2005101055784 A CN A2005101055784A CN 200510105578 A CN200510105578 A CN 200510105578A CN 1825965 A CN1825965 A CN 1825965A
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- communication terminal
- video communication
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- 238000004891 communication Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000000284 extract Substances 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 241001269238 Data Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/20—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices in hinges
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
- E05Y2201/47—Springs
- E05Y2201/484—Torsion springs
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/71—Toothed gearing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
The invention relates to a user image cutting method, belonging to the video communication terminal, wherein said invention is characterized in that: it comprises: stopping camera operation and image code, stopping to obtain user image, and cutting the transmission of user image; inputting user voice, to code the voice signal with digit transformation, to output voice data to multi-path complex device; using reversed multi-path complex device to real-time extract image data from the data received from object terminal, and cut the transmission of user image, to reduce the electricity consumption of obtaining and coding user image, to use object image as user image.
Description
Technical field
The present invention relates to the user image cutting-off method of video communication terminal, particularly relate to and a kind ofly can in visual telephone, cut off the transmission of user image, replacement image can be transferred to the user image cutting-off method of the video communication terminal of distant terminal.
Background technology
Video communication terminal is encoded with multiplexed to user's image and voice, is transferred to distant terminal, carries out video calling.Video calling is transferred to distant terminal to user image, receives the other side's image and output from distant terminal, simultaneously, receives and sends user speech and the other side's voice, provides session services to user and the other side.
Fig. 1 is the formation block diagram of the encoder of existing video communication terminal.Below with reference to Fig. 1, illustrate that encoder carries out action multiplexed and output to user's image and voice.
Image generator 11 is taken the user, the output user image, and 12 pairs of user images of image coder are encoded the image output data.Speech synthesizer 13 is exported voice signal behind the input user speech, 14 pairs of voice signals of speech coder are encoded, the output speech data.15 pairs of image datas of multiplexer and speech data carry out multiplexed, export to distant terminal by transport layer 16.
Fig. 2 is the formation block diagram of the image generator in the existing video communication terminal.Below with reference to Fig. 2, the action of image generator generation user image or replacement image and output is described.
Image selection portion 21 is selected according to the user, selects the output of user image or replacement image, when selecting user image, start camera 22, order its output user's image data, when selecting replacement image, order is decoded to the image coding file of preserving in advance and is exported.
When having selected user image, camera 22 is taken users, the output user image, and digital translation portion 23 is converted to numeral to user image, is saved in frame memory 24.Frame memory 24 provides image source to image coder.When having selected replacement image, 26 pairs of image coding files of preserving in advance 25 of image-decoding device are decoded, and image source is offered image coder.
Again for example, existing video communication terminal is at the video logic channel of having opened, H.245 the logic channel close message (CloseLogical Channel message) in the message is transferred to distant terminal, when distant terminal is accepted, the logic channel that is used for video Data Transmission is converted to closes, no longer, cut off the transmission of user image to the distant terminal transmitting video data.
But but there are the following problems for above-mentioned prior art, when video communication terminal is obtained user image, when distant terminal transmission replacement image, need be transferred to image coder to image source to decoding with the corresponding image coding file of replacement image.
Also there are the following problems in addition, that is, when user terminal is closed the video logic channel, when cutting off the transmission of user image, distant terminal can't receive user image, so can't image output.
Summary of the invention
The present invention proposes in view of as above problem just, its purpose is to provide a kind of user image cutting-off method of video communication terminal, the present invention can need not other treatment step, just can be transferred to distant terminal to the image data that receives from distant terminal, cuts off the transmission of user image.
Comprise following several steps: stop camera operation and image coding, stop obtaining user image, cut off the step of the transmission of user image; The input user speech is encoded to the voice signal through digital translation, and the output speech data is to the step of multiplexer; From the data that distant terminal receives, only extract image data in real time and be passed to the step of described multiplexer with inverse multiplexer; Described multiplexer carries out multiplexed to user voice data and the other side's image data, export to the step of distant terminal by transport layer.
The operation that described distant terminal extracts image data is to judge to extract with the other side's image corresponding image data and whether fail that if failure, then order is only carried out multiplexed to the user's voice data except that image data.
As the above-mentioned detailed description of doing, the present invention need not other treatment step, just can be transferred to distant terminal to the image data that receives from distant terminal, cuts off the transmission of user image.Thereby the present invention has following effect,, reduces to obtain user image and the required power consumption of encoding that is, uses the replacement image of the other side's image as user image.
Description of drawings
Fig. 1 is the formation block diagram of the encoder of existing video communication terminal.
Fig. 2 is the formation block diagram of the image generator in the existing video communication terminal.
Fig. 3 is the formation block diagram that is used to illustrate the encoder of video communication terminal of the present invention.
Fig. 4 is the action flow chart of user image cutting-off method of the video communication terminal of the embodiment of the invention.
Embodiment
With reference to the accompanying drawings, describe embodiments of the invention in detail.
Fig. 3 is the formation block diagram that is used to illustrate the encoder of video communication terminal of the present invention, and as shown in the figure, it is made of following several sections: speech synthesizer 31, and it carries out digital translation to user speech, the output voice signal; Speech coder 32, it is encoded to voice signal, generates speech data, outputs to multiplexer; Inverse multiplexer 33, the extracting data image data that it receives from distant terminal in real time passes to multiplexer 34; Multiplexer 34, it carries out multiplexed to the image data of the speech data of speech coder and distant terminal, be transferred to distant terminal by transmitting layer 35.
Distant terminal carries out multiplexed to the other side's image data and speech data, be transferred to user terminal, and the inverse multiplexer 33 of user terminal extracts the image data of distant terminals, outputs to multiplexer 34.Inverse multiplexer 33 only extracts image data in real time from the data that distant terminal receives, pass to multiplexer 34.
The speech data of 34 pairs of speech coders 32 of multiplexer and the image data of distant terminal carry out multiplexed, export to distant terminal by transmitting layer 35.34 pairs of user's voice data of multiplexer and the other side's image data carries out multiplexed, constitutes a data flow, is transferred to distant terminal by transmitting layer 35.
Distant terminal is decoded to user's voice data and the other side's image data from the user terminal receiving data stream, and output the other side image in screen is by loud speaker output user speech.
Fig. 4 is the operational flowchart of user image cutting-off method of the video communication terminal of the embodiment of the invention, and as shown in the figure, it comprises following several steps: stop camera operation and image coding, stop obtaining user image, cut off the step of the transmission of user image; The input user speech is encoded to the voice signal through digital translation, and the output speech data is to the step of multiplexer; From the data that distant terminal receives, only extract the step of image data in real time with inverse multiplexer; Described multiplexer carries out multiplexed to user voice data and the other side's image data, export to the step of distant terminal by transport layer.
Suppose that video communication terminal cuts off the transmission of user image, is transferred to distant terminal to the other side's image that receives.
Video communication terminal is confirmed the cut-out user image that video calling is provided with, and stops camera operation and image coding, stops obtaining user image, cuts off the transmission of user image.
Video communication terminal is decided to be the replacement image of user image to the other side's image, user speech and the other side's image is carried out multiplexed, prepares to transmit to distant terminal.Before this, distant terminal has carried out multiplexed to the other side's image data and speech data, be transferred to user terminal.
Video communication terminal input user speech is encoded to the voice signal through digital translation, the output speech data.Video communication terminal is encoded to voice signal in real time, generates speech data and is input to multiplexer, prepares to carry out multiplexed to the speech data and the image data of coding.
Video communication terminal has carried out multiplexed data from image and the voice to the other side that distant terminal receives, and carries out reverse multiplexedly with inverse multiplexer, only extracts image data in real time from the data that distant terminal receives.In another embodiment, obtain with the other side's image corresponding image data failure after, video communication terminal does not carry out multiplexed to image data and speech data, only the user's voice data are transferred to distant terminal by transport layer.
Video communication terminal carries out multiplexed to user's voice data and the other side's image data, constitute a data flow, is transferred to distant terminal by transport layer.
Distant terminal is decoded to user's voice data and the other side's image data from the user terminal receiving data stream, output the other side self image in screen, simultaneously, by loud speaker output user speech.
Claims (2)
1, a kind of user image cutting-off method of video communication terminal is characterized in that comprising following several steps:
Stop camera operation and image coding, stop obtaining user image, cut off the step of the transmission of user image;
The input user speech is encoded to the voice signal through digital translation, and the output speech data is to the step of multiplexer;
From the data that distant terminal receives, only extract image data in real time and be passed to the step of described multiplexer with inverse multiplexer;
Described multiplexer carries out multiplexed to user voice data and the other side's image data, export to the step of distant terminal by transport layer.
2, the user image cutting-off method of video communication terminal according to claim 1, it is characterized in that: the operation that described distant terminal extracts image data is, judge to extract whether fail with the other side's image corresponding image data, if failure, then order is only carried out multiplexed to the user's voice data except that image data.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050016019A KR100619991B1 (en) | 2005-02-25 | 2005-02-25 | Method for blocking user image of image communication terminal |
KR1020050016019 | 2005-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1825965A true CN1825965A (en) | 2006-08-30 |
Family
ID=36936353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2005101055784A Pending CN1825965A (en) | 2005-02-25 | 2005-09-27 | User video cutting method of video communication terminal |
Country Status (2)
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KR (1) | KR100619991B1 (en) |
CN (1) | CN1825965A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102801951A (en) * | 2011-05-23 | 2012-11-28 | 中兴通讯股份有限公司 | Method and system for implementing screen interaction in process of video call, and video call terminal |
CN103220392A (en) * | 2013-04-08 | 2013-07-24 | 北京小米科技有限责任公司 | Method and device for automatically recording sound as well as mobile terminal |
CN102801951B (en) * | 2011-05-23 | 2016-12-14 | 中兴通讯股份有限公司 | Video call process realizes the mutual method of screen, system and video call terminal |
US9654624B2 (en) | 2013-04-08 | 2017-05-16 | Xiaomi Inc. | Method, device and mobile terminal for automatic recording |
-
2005
- 2005-02-25 KR KR1020050016019A patent/KR100619991B1/en not_active IP Right Cessation
- 2005-09-27 CN CNA2005101055784A patent/CN1825965A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102801951A (en) * | 2011-05-23 | 2012-11-28 | 中兴通讯股份有限公司 | Method and system for implementing screen interaction in process of video call, and video call terminal |
CN102801951B (en) * | 2011-05-23 | 2016-12-14 | 中兴通讯股份有限公司 | Video call process realizes the mutual method of screen, system and video call terminal |
CN103220392A (en) * | 2013-04-08 | 2013-07-24 | 北京小米科技有限责任公司 | Method and device for automatically recording sound as well as mobile terminal |
CN103220392B (en) * | 2013-04-08 | 2016-07-20 | 小米科技有限责任公司 | A kind of method of automatic recording, device and mobile terminal |
US9654624B2 (en) | 2013-04-08 | 2017-05-16 | Xiaomi Inc. | Method, device and mobile terminal for automatic recording |
Also Published As
Publication number | Publication date |
---|---|
KR100619991B1 (en) | 2006-09-11 |
KR20060094656A (en) | 2006-08-30 |
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