CN101035248A - Method, system and visual phone for sharing the image and/or video data - Google Patents
Method, system and visual phone for sharing the image and/or video data Download PDFInfo
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- CN101035248A CN101035248A CN 200710086666 CN200710086666A CN101035248A CN 101035248 A CN101035248 A CN 101035248A CN 200710086666 CN200710086666 CN 200710086666 CN 200710086666 A CN200710086666 A CN 200710086666A CN 101035248 A CN101035248 A CN 101035248A
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Abstract
The invention provides a method for sharing picture and/or video data between video phone user terminals, comprising: transmitting-side vide phone or receiving-side video phone starts picture and/or video data sharing; the transmitting-side video phone reads the picture and/or video data and transmits the picture and/or video data through network-side equipment to the receiving-side video phone; the receiving-side video phone receives the picture and/or video data from the network-side equipment and displays pictures and/or plays video. And the invention also provides a video phone and a communication system. And the invention effectively solves the problem of real-time communication in the picture and/or video data sharing course, and users can make real-time voice call to evaluate the picture and/or video data, thus improving users' experience.
Description
Technical field
The present invention relates to communication technical field, relate in particular to method, system and the video telephone of a kind of image sharing and/or video data.
Background technology
H.323 the protocol suite of International Telecommunication Association (ITU-T) suggestion has become the main flow industrial standard of VOIP (Voice of IP, IP-based voice) and video conference application through years of development.At present, in the H.323 system that H.323 protocol suite is realized, comprise GK (Gatekeeper, gatekeeper) and end points.Wherein, GK is the manager of whole H.323 system, be responsible for finishing functions such as district management, access control, address resolution, Bandwidth Management, various types of end points, for example: user terminal, gateway and MCU (MicroControl Unit, miniature control unit) etc., in finishing whole process of H.323 calling out, all need to carry out the mutual of RAS (Registration, Admission, Status, registration, permission and state) signaling with GK.
Typically the H323 calling procedure as shown in Figure 1: comprise gatekeeper, calling endpoint and called end point.Wherein, GK finishes and calls out access authentication and address resolution function, calling endpoint is finished the mutual of Q931, H245, RTP/RTCP (Real-Time Protocol/Real-Time Control Protocol, RTP/RTCP Real-time Transport Control Protocol) successively according to the call signaling address and the called end point of the called end point that GK replys.In whole calling procedure, the control signaling information transmits between two end points by Q931 and H245 channel, and medium stream information transmits between two end points by the RTP/RTCP channel.
SIP (Session Initiation Protocol, session control protocol) agreement is the session control protocol based on text mode that was proposed in 1999 by IETF, is mainly used in VOIP and video conference.Session Initiation Protocol is through years of development, progressively popularizes in the VOIP of NGN (Next Generation Network, next generation network) and the Internet and Video Applications.Based on the multimedia communications system of Session Initiation Protocol as shown in Figure 2, comprising: UA1 (User Agent 1, the user agent 1), UA2 and the SIP webserver.Wherein, UA1 and UA2 are similar to calling endpoint and the called end point in the H323 system; Gatekeeper in the similar H323 of the SIP webserver system comprises: registrar, acting server and Redirect Server can coexist as in the equipment.In whole calling procedure, the control signaling information transmits between UA1, UA2 and the SIP webserver by the SIP signaling channel, and medium stream information transmits between UA1 and UA2 by the RTP/RTCP channel.
A kind of typical case that videophone device is based on H323 agreement or Session Initiation Protocol uses, corresponding to endpoint device in the H323 agreement or the UA equipment in the Session Initiation Protocol.No matter adopt which kind of agreement, the basic principle of videophone device all is the same, as shown in Figure 3, comprising: video capture device, picture output device, video simulation to digital quantizer, digital video to analog converter, ethernet control chip, audio frequency simulation memory device to digital quantizer, digital audio to analog converter, audio collecting device, audio output apparatus, CPU, fast-access storage, keyboard input devices and support SD card/mmc card.Based on above videophone device, can realize the synchronous interaction of the audio frequency and video between the user, enriched the means that people link up.When mutual, the control signaling information transmits in the control signaling channel based on H323 or SIP, looks audio frequency media information and transmits between based on the media channel among the RTP/RTCP between the user.
People's life has greatly been enriched in the appearance of digital camera and digital VTR.Progressively replaced traditional camera based on the camera technique of numeral based on photographic film.Photo or video clips are stored in the storage card of digital camera, and the user can watch by digital camera at any time, perhaps are uploaded to watch among the PC and store.If photo or video data are shared to friend or kith and kin, present mode is:
Photo or video are uploaded to computer, by the Internet-distributed to the WEB website, make the other side obtain this photo by inquiring about this WEB website, as shown in Figure 4: the user is by USB (Universal SerialBus, USB) interface is connected digital camera with computer 1, and photo in the digital camera or video data are uploaded in the hard disk of computer 1; The user lands the WEB server by using the WEB browser, utilizes the POST method of HTTP (Hyper Text Transfer Protocol, HTML (Hypertext Markup Language)) agreement to send photo to the WEB server; Other users land the WEB server by use the WEB browser in computer 2, utilize the GET method of http protocol to obtain photo.Yet this method can not be carried out the Real-Time Sharing between the user, and both sides lack real-time exchanges and communication; And depend on the third party WEB is provided the communal space; In addition, use mode that browser lands the website that a part of user (do not have computer or can computed user) is had obstacle.
Existing video telephone technology only rest on the image of both call sides mutually visible on, do not expand at the shared of picture or video data, can't contribute to the shared of picture or video data.
Summary of the invention
The embodiment of the invention provides method, system and the video telephone of a kind of image sharing and/or video data, utilizes videophone device to share photo or video data between the user, and the user can finish sharing operation when making a phone call, convenient and swift.
The embodiment of the invention provide a kind of between the video telephone user terminal method of image sharing and/or video data, comprising:
Transmit leg video telephone or recipient's video telephone start picture and/or video data is shared;
Described transmit leg video telephone reads picture and/or video data, and described picture and/or video data are sent to described recipient's video telephone by network equipment;
Described recipient's video telephone receives picture and/or the video data from described network equipment;
Described recipient's video telephone Shows Picture and/or video.
The embodiment of the invention provides a kind of video telephone, comprising: picture video data-reading unit, coding unit, decoding unit, code stream transmitting element, code stream receiving element and display unit;
Described picture video data-reading unit is used for reading picture and/or video data from memory device;
Picture video Data Receiving/transmitting element is used for receiving and/or sending picture and/or video data;
The picture video data processing unit is used for picture and/or coding video data and/or decoding processing;
Described display unit is used to show described picture and/or video.
The embodiment of the invention provides a kind of communication system, comprising: radio phone terminal and network equipment,
Described radio phone terminal is used for sending and receiving picture and/or video data, makes the video telephone in the system share described picture and/or video data, comprising:
The picture video data-reading unit is used for reading picture and/or video data from memory device;
Picture video Data Receiving/transmitting element is used for receiving and/or sending picture and/or video data;
The picture video data processing unit is used for picture and/or coding video data and/or decoding processing;
Display unit is used to show described picture and/or video;
Described network equipment is used to realize call setup and picture and/or video Data Transmission between the described radio phone terminal.
Compared with prior art, the embodiment of the invention has the following advantages:
The embodiment of the invention efficiently solves the problem of real-time communication in picture or the video data shared procedure, and the user can carry out the conversation of voice in real time picture and/or video data are commented on, and has strengthened user experience.
Description of drawings
Fig. 1 is calling procedure realization figure H.323 in the prior art;
Fig. 2 is based on the multimedia communications system structure chart of Session Initiation Protocol in the prior art;
Fig. 3 is the basic principle structure chart of prior art videophone device;
Fig. 4 be in the prior art by the Internet-distributed to the WEB website, make the other side obtain this photo structure chart by inquiring about this WEB website;
Fig. 5 is a kind of communication system architecture figure of the embodiment of the invention;
Fig. 6 is a kind of video telephone structure chart of realizing image sharing and/or video data of the embodiment of the invention;
Fig. 7 is the method flow diagram of image sharing and/or video data between a kind of video telephone user terminal of the embodiment of the invention;
Fig. 8 is that a kind of startup picture of the embodiment of the invention and/or video data are shared flow chart;
Fig. 9 cooperates between the embodiment of the invention calling and called video telephone to realize control command conveying flow figure.
Embodiment
Comprise a plurality of radio phone terminals and network equipment in the communication system of the embodiment of the invention, wherein, radio phone terminal is in once conversing, that initiates conversation is called the transmit leg video telephone, receive correspondent and be called recipient's video telephone, network equipment can be call control server or miscellaneous equipment.
A kind of communication system of the embodiment of the invention comprises as shown in Figure 5: transmit leg video telephone 100, recipient's video telephone 200 and calling control service equipment 300.Wherein, network equipment is used to realize call setup and the transfer of data between the radio phone terminal, transmit leg video telephone 100 is connected with calling control service equipment 300 by IP network with recipient's video telephone 200, and in communication system transmission picture and/or video data, make in the system user by video telephone image sharing and/or video data.
Transmit leg video telephone 100 among Fig. 5 should be identical with recipient's video telephone 200 built-in function structures, concrete structure comprises as shown in Figure 6: picture video data-reading unit 10, picture video Data Receiving/transmitting element 20, picture video data processing unit 30 and display unit 40.Wherein, picture video data-reading unit 10 is used for reading picture and/or video data from digital equipment; Picture video Data Receiving/transmitting element 20 is used for receiving and/or sending picture and/or video data; Picture video data processing unit 30 is used for picture and/or coding video data and/or decoding processing, when sending data, to picture and/or coding video data, obtain code stream, for example, with JPEG, the image data of forms such as GIF or AVI, RM, MP4, the video data decoding of forms such as MOV is to screen buffer, every width of cloth picture can take the frame in the screen buffer, and every section video takies multiframe continuous in the screen buffer; Reach the video code flow (H263 or H264) of standard that continuous frame images in the screen buffer is encoded to; When receiving data, picture in the code stream and/or video data are decoded; Display unit 40 is used to show the picture and/or the video data of decoding.
Video telephone in the present embodiment can also comprise: DCU data control unit 50 and shared control unit 60.Wherein, DCU data control unit 50 be used for to picture and/or video data edit, selection operation, and be sent to recipient's video telephone 200 after picture after will selecting and/or the video data encoding conversion, DCU data control unit 50 further comprises: regularly read subelement, when reading a picture and/or video data, start timer, under the timer expiry situation, read next pictures automatically and/or next looks closely audio data; And/or data selective sequential subelement, be used for reading corresponding picture and/or video data according to user instruction; Shared control unit 60 is used for opposite end video telephone picture and/or video data is edited, selection operation, shares control unit 60 and further comprises: the opposite end selects request to generate subelement, is used for selecting request according to user instruction generation opposite end; The opposite end selects request to send subelement, is used for selecting request to send to the opposite end video telephone opposite end.
The transmit leg video telephone is the caller video telephone, and recipient's video telephone is called video telephone; Or the transmit leg video telephone is called video telephone, and recipient's video telephone is the caller video telephone.Set up the process of calling out between caller video telephone and the called video telephone and adopt the H323 agreement of standard or the process that Session Initiation Protocol is recommended, look the audio frequency media stream information and between both sides, transmit by the RTP/RTCP agreement.
Picture and/or video data reading unit 10 are the videophone device card reader interface, can read the picture data of storing in the storage card of digital camera, support jpeg format.Wherein storage card comprises: the storage card of forms such as SD, MMC, MS, MSPro.Video telephone tape input keyboard can convert user's button input to control command, transmits in calling out control channel.
The method embodiment of image sharing and/or video data may further comprise the steps as shown in Figure 7 between a kind of video telephone user terminal of the embodiment of the invention:
Step s701, transmit leg video telephone or recipient's video telephone import the startup picture by the user and/or video data is shared.
Step s702, the transmit leg video telephone reads picture and/or video data, and picture and/or video data are sent to recipient's video telephone by network equipment.Also comprise the format conversion process before transmission, the jpeg format that is about to picture is converted to the code stream of H263/H264 form; Or with picture and the synthetic picture-in-picture code stream of original video input.
Step s703, recipient's video telephone receives picture and/or the video data from described network equipment.The transmit leg video telephone directly carries out selection operation, reads next pictures and/or video data, and through format conversion, sends to recipient's video telephone; Or recipient's video telephone send to select request to the transmit leg video telephone, and the transmit leg video telephone carries out selection operation, reads next pictures and/or video data, and through format conversion, sends to recipient's video telephone.
Step s704, recipient's video telephone Shows Picture and/or video data.
After the step s703, also comprise: transmit leg video telephone or recipient's video telephone finish picture and/or video data is shared.
According to above-mentioned Fig. 7 principle, after video telephone was set up conversation, the user can insert the storage card in the digital camera card reader of video telephone, and started the photo process according to following process, as shown in Figure 8:
(1) either party of Hu Jiaoing starts the photo shared procedure by the initiating key on the keypad.
(2) suppose that button side is A, button side is not B, and then this film,fault shared procedure is that A shares photo to B.
(3) behind the startup photo shared procedure, A reads the photo in the local storage successively and converts the RTP code stream to, sends to B, after B receives code stream, shows on local LCD.
(4) after the startup photo was shared, the local video input of A can be substituted by the photo code stream, or adopted synthetic one road code stream of mode of picture-in-picture.
(5) photo of A read the mode that sequential control can be adopted the input of timer or user key-press, the user does not have under the situation of any input, adopts timer control, reads next photo after overtime.
When (6) user key-press is imported the page turning control command, the control local terminal reads the order of photo under the default situation, if local terminal does not start the photo shared procedure, then be interpreted as controlling the photo page turning order of opposite end, can pass through call control signalling channel notification opposite end this moment, and the opposite end is interpreted as the page turning control command with signaling.
(7) behind the startup photo shared procedure, A and B all can be by finishing the photo shared procedure, the state when recover video calling this moment by end key.
The process of cooperation realization control command transmission as shown in Figure 9 between the calling and called video telephone: user key-press starts sharing of caller video telephone, the caller video telephone reads photo, carry out format conversion, utilize the RTP code stream to send to called video telephone, called video telephone decoding and displaying; When calling subscriber's side user presses page turning key, the caller video telephone reads next photo, carries out format conversion, utilizes the RTP code stream to send to called video telephone, called video telephone decoding and displaying; When called video telephone side user presses page turning key, called video telephone sends page turning control signaling to the caller video telephone, and the caller video telephone reads next photo, carries out format conversion, utilize the RTP code stream to send to called video telephone, called video telephone decoding and displaying.Because picture data only transmits in the video media channel, this moment, the audio frequency media channel also kept original state, still can carry out the mutual of voice between the user.For video telephone, the media information that remains Real-time Transport Protocol of identification that is to say, the recipient is as long as support Real-time Transport Protocol just can to watch by the normal decoder photographic intelligence.
The embodiment of the invention efficiently solves the problem of real-time communication in picture or the video data shared procedure, the user can carry out the conversation while of voice in real time, both call sides can Real-Time Sharing picture and/or video data, and can operate selection to picture in the opposite equip. and/or video data by local terminal equipment, and this picture and/or video data are commented on, strengthened user experience.
More than disclosed only be specific embodiments of the invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (10)
1, a kind of between the video telephone user terminal method of image sharing and/or video data, it is characterized in that, comprising:
Transmit leg video telephone or recipient's video telephone start picture and/or video data is shared;
Described transmit leg video telephone reads picture and/or video data, and described picture and/or video data are sent to described recipient's video telephone by network equipment;
Described recipient's video telephone receives picture and/or the video data from described network equipment;
Described recipient's video telephone Shows Picture and/or video.
2, the method for image sharing and/or video data between the video telephone user terminal according to claim 1 is characterized in that described transmit leg video telephone regularly reads picture and/or video data, or reads picture and/or video data according to user instruction.
3, the method for image sharing and/or video data between the video telephone user terminal according to claim 1, it is characterized in that, also comprise: described transmit leg video telephone directly carries out selection operation, read next pictures data and/or next section video data, coding sends to described recipient's video telephone.
4, the method for image sharing and/or video data between the video telephone user terminal according to claim 1, it is characterized in that, also comprise: described recipient's video telephone sends the request of selecting to described transmit leg video telephone, described transmit leg video telephone carries out selection operation, read next pictures data and/or next section video data, coding sends to described recipient's video telephone.
5, a kind of video telephone is characterized in that, comprising:
The picture video data-reading unit is used for reading picture and/or video data from memory device;
Picture video Data Receiving/transmitting element is used for receiving and/or sending picture and/or video data;
The picture video data processing unit is used for picture and/or coding video data and/or decoding processing;
Display unit is used to show described picture and/or video.
6, as video telephone as described in the claim 5, it is characterized in that, also comprise DCU data control unit, be used for to described picture and/or video data edit, selection operation.
7, as video telephone as described in the claim 6, it is characterized in that described DCU data control unit further comprises:
Regularly read subelement, when reading pictures data and/or one section video data, start timer, under described timer expiry situation, read next pictures data and/or next section video data automatically; And/or
Data selective sequential subelement is used for reading corresponding picture and/or video data according to user instruction.
8, as video telephone as described in the claim 5, it is characterized in that, also comprise shared control unit, be used for the editing of opposite end video telephone picture and/or video data, selection operation.
9, as video telephone as described in the claim 8, it is characterized in that described shared control unit further comprises: the opposite end selects request to send subelement, the opposite end selects request to generate subelement;
Described opposite end selects request to generate subelement, is used for generating the opposite end according to user instruction and selects request;
Described opposite end selects request to send subelement, is used for selecting request to send to the transmit leg video telephone described opposite end, makes described transmit leg video telephone carry out selection operation according to described request.
10, a kind of communication system is characterized in that, comprising: radio phone terminal and network equipment,
Described radio phone terminal is used for sending and receiving picture and/or video data, makes the video telephone in the system share described picture and/or video data, comprising:
The picture video data-reading unit is used for reading picture and/or video data from memory device;
Picture video Data Receiving/transmitting element is used for receiving and/or sending picture and/or video data;
The picture video data processing unit is used for picture and/or coding video data and/or decoding processing;
Display unit is used to show described picture and/or video;
Described network equipment is used to realize call setup and picture and/or video Data Transmission between the described radio phone terminal.
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| CN 200710086666 CN101035248A (en) | 2007-03-29 | 2007-03-29 | Method, system and visual phone for sharing the image and/or video data |
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| CN 200710086666 CN101035248A (en) | 2007-03-29 | 2007-03-29 | Method, system and visual phone for sharing the image and/or video data |
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| CN113489937A (en) * | 2021-07-02 | 2021-10-08 | 北京字跳网络技术有限公司 | Video sharing method, device, equipment and medium |
| CN113596271A (en) * | 2021-07-22 | 2021-11-02 | 深圳市软讯信息技术有限公司 | Method and system for sharing pictures in call |
| CN113596271B (en) * | 2021-07-22 | 2023-12-12 | 深圳市软讯信息技术有限公司 | Method and system for sharing pictures in call |
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