WO2010102495A1

WO2010102495A1 - Videophone and method for realizing karaoke between videophones

Info

Publication number: WO2010102495A1
Application number: PCT/CN2009/075605
Authority: WO
Inventors: 陈瑞; 杨起
Original assignee: 中兴通讯股份有限公司
Priority date: 2009-03-11
Filing date: 2009-12-15
Publication date: 2010-09-16
Also published as: CN101516018A; CN101516018B

Abstract

A videophone and a method for realizing karaoke between videophones are provided. The videophone includes a videophone protocol stack, a modem, a camera, a karaoke function module and an audio mixing synthesis module. The method includes the following steps: a calling videophone starts a call, and a called videophone receives the call to establish the communication; the calling videophone sets the karaoke mode, selects a local MTV file and plays it by means of the karaoke function module, wherein the local MTV file includes audio and video; the calling videophone synthesizes the singing of the user and the audio of the local MTV file to form audio source by means of the audio mixing synthesis module, then transmits the synthesized audio source to the called videophone by means of the videophone protocol stack and the modem. The videophone and the method are easy to realize with low cost.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the field of videophone technology, and in particular, to a videophone and a method for implementing a camera between videophones. BACKGROUND OF THE INVENTION Karaoke originated in Japan in the 1960s in the 1960s. Due to its rich entertainment and extensive participation, it has been widely spread around the world. At present, singing karaoke has become a leisure way for people. From commercial KTV entertainment venues, home theaters for home use, to karaoke for the Internet, karaoke is available in a variety of forms, prompting more and more people to participate. The traditional karaoke is a gathering of family and friends, in a place, with a display terminal. With the accelerating pace of life today, people are more busy working and learning, and there are fewer and fewer opportunities to meet in the same place. Therefore, there are fewer and fewer opportunities to go to KTV or karaoke at home. In life, the main reason why family and friends can't sing karaoke together is time and distance. Although mobile music karaoke has appeared on the market, this terminal only plays MTV files locally, and is limited to individual exclusives. It cannot be shared with friends and family in the distance. The network karaoke is to transfer the karaoke files on the web server to the local area for playback, and it does not achieve the effect of sharing with friends. SUMMARY OF THE INVENTION In view of the above disadvantages, an object of the present invention is to provide a videophone and a method for implementing karaoke between videophones, so as to solve the problem in the prior art that only video calls and local play files can be played between videophones, but cannot be performed. Karaoke problem. In order to achieve the above object, the present invention is achieved by the following technical solutions: a videophone, including a videophone protocol stack, a modem, and a camera, and a karaoke function module and an audio mixing and synthesizing module, wherein A karaoke function module for selecting a karaoke mode and a local MTV (Music television) file, and playing a local MTV file; the local MTV file includes audio and video; an audio mixing synthesis module, The user's voice (ie, the microphone tone) and the audio of the local MTV file (ie, the accompaniment) are synthesized into the audio source (synthesized sound) of the videophone, and the audio source of the synthesized videophone is passed through the videophone protocol stack and The modem is sent to the peer. The videophone, the video of the local MTV file (ie, the image played by the local MTV file) or the image captured by the camera is a video source of the videophone, and the video source of the videophone is used by the videophone The protocol stack and modem are sent to the peer. In the above videophone, the karaoke function module further has a switching function, and can switch between the karaoke and the call state. In the above videophone, the karaoke mode is an MTV mode or a self-made MTV mode. If the karaoke mode is the MTV mode, the video source of the videophone is a video of a local MTV file; if the karaoke mode is a self-made MTV mode The video source of the videophone is an image captured by a camera of the videophone. In the above videophone, the local MTV file is a karaoke track (such as an existing commercially available MTV, a network downloaded MTV, etc.) or an MTV recorded by the user himself. A method for realizing karaoke between videophones, comprising: a calling videophone initiates a videophone call, a called videophone picks up a call, and establishes a videophone call; the calling videophone passes its karaoke function module Setting a karaoke mode, selecting a local MTV file and playing, wherein the local MTV file includes audio and video; the calling videophone passes the user's voice and the audio of the local MTV file through its audio mixing synthesis module (ie The accompaniment sound is synthesized as the audio source of the videophone, and the synthesized audio source is sent to the called videophone through its video telephony stack and modem. In the above method, the video source of the calling videophone is the video of the local MTV file (that is, the image played by the local MTV file) or the image captured by the camera of the calling videophone, and the video source is The telephone protocol stack and modem are sent to the called videophone. In the above method, the karaoke function module of the calling videophone can switch between the karaoke and the call state: when the videophone is in the call state, the karaoke function module can be switched to the karaoke state; When the videophone is in the karaoke state, it can be switched to the call state through the karaoke function module. In the above method, if the set karaoke mode is the MTV mode, the calling videophone sends The video source sent to the called videophone is the video of the local MTV file; if the karaoke mode set is the self-made MTV mode, the video source that the calling videophone sends to the called videophone is the primary videophone. The image captured by the camera. In the above method, the local MTV file is a karaoke track (such as an existing commercially available MTV, a network downloaded MTV, etc.) or an MTV recorded by the user himself. Compared with the prior art, the present invention has the following beneficial effects: Since the audio source is synthesized by two channels of audio data (user sound and local MTV file audio stream), the video source can select the image captured by the camera or the video stream of the local MTV file. Therefore, as long as the karaoke function module and the audio mixing synthesis module are added to the existing videophone, the hardware does not need to be added, and the cost is low; in addition, the user can perform karaoke with family and friends anytime and anywhere, which can be very Convenient remote entertainment interaction; In addition, the cost is lower, users only need to pay for the videophone when using the karaoke function, there is no additional cost. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram of an MTV mode frame of an embodiment of a videophone according to the present invention; FIG. 2 is a schematic diagram of a self-made MTV mode frame of a videophone embodiment of the present invention; FIG. 3 is a view of a videophone according to an embodiment of the present invention; FIG. 4 is a schematic diagram of a karaoke mode selection interface according to an embodiment of the present invention; and FIG. 5 is a schematic diagram of a karaoke track selection interface according to an embodiment of the present invention. DETAILED DESCRIPTION OF THE INVENTION In order to better understand the present invention, the present invention will be further described below in conjunction with the drawings and specific embodiments. The videophone of the embodiment of the present invention includes a videophone protocol stack, a modem, a camera, a karaoke function module, and an audio mixing synthesis module. The karaoke function module is used to select a karaoke mode and a local MTV file, and play a local MTV file, which includes audio and video. The audio mixing and synthesizing module is used to synthesize the user's voice (ie, microphone sound) and the audio of the local MTV file (ie, the accompaniment) into an audio source (synthesized sound) of the videophone, and the audio source of the synthesized videophone It is sent to the peer through the videophone protocol stack and modem. Local MTV The video of the piece (that is, the image played by the local MTV file) or the image captured by the camera is the video source of the videophone. The video source of the videophone is sent to the opposite end by the videophone protocol stack and the modem. The videophone can activate the karaoke function through its karaoke function module, and set the MTV mode (MTV mode or homemade MTV mode;). Please refer to FIG. 1 , which is a schematic diagram of an MTV mode frame of a videophone according to an embodiment of the present invention. When a karaoke function module plays a local MTV file, the videophone transmits the user's voice (ie, microphone tone) through its audio mixing and synthesizing module. Synthesize with the audio of the local MTV file (ie, the accompaniment), synthesize it into the audio source of the videophone (synthesized sound), and send the synthesized audio source of the videophone to the pair via the videophone protocol stack and modem. end. At the same time, the videophone sends the video of the local MTV file (that is, the image played by the local MTV file) as a video source to the peer through the videophone protocol stack and the modem. Since the videophone of the embodiment of the present invention is implemented by adding a karaoke function module and an audio mixing synthesis module to the existing videophone, it is basically the same as the existing videophone, and therefore, the audio source and the video source thereof. The data is synchronized by the video telephony stack. Please refer to FIG. 2 , which is a schematic diagram of a self-made MTV mode frame of a videophone according to an embodiment of the present invention. The audio source (synthesized sound) of the videophone is also the audio of the user (ie, the microphone sound) and the audio of the local MTV file (ie, The accompaniment sound is synthesized, but the video source of the videophone is the image captured by the videophone through its camera. Referring to FIG. 3, which is a karaoke flow chart between a videophone and a called videophone according to an embodiment of the present invention, the steps are as follows: Step 301: The calling videophone initiates a videophone call; 302: The called videophone answers the call and establishes a videophone call. Step 303: During the call, the calling videophone can activate the karaoke function through its karaoke function module, and set the MTV mode, for example, the MTV mode, Homemade MTV mode, and select local MTV files, the local MTV files include audio and video; local MTV files can be karaoke tracks, for example, existing commercially available MTV, online download MTV, etc. (such as "I love you very much." , ,, "Love Call Transfer,, etc.", in addition, the local MTV file may also be the MTV recorded by the user himself; Step 304: The calling videophone plays the local MTV file; Step 305: The calling videophone starts its audio mixing and synthesizing module, and the sound of the 4 bar user (ie, the microphone sound) and the audio of the local MTV file (ie, the accompaniment sound) are combined and synthesized into an audio source of the videophone. (Synthetic sound); Step 306: The calling videophone selects a video source. If the MTV mode is selected, proceed to step 307, if the home-made MTV mode is selected, proceed to step 308; step 307: the calling videophone selects the image played by the local MTV file and the synthesized sound as the audio and video data source, and proceeds to step 309; Step 308: The calling videophone selects the image captured by the 4 image head and the synthesized sound as the audio and video data source, and proceeds to step 309; Step 309: After the communication network, the calling videophone sends the audio and video data source to the called party. Facetime. During this process, the called videophone still works in the way that the ordinary videophone works. The video source is the image captured by the camera, and the audio source is the sound collected by the microphone. Of course, in the above process, as long as one of the calling and called videophones has a karaoke function module and an audio mixing synthesizing module, then the videophone including the karaoke function module and the audio mixing synthesizing module is started. Karaoke can be. In this process, the user can switch between the karaoke and the call state through the karaoke function module: when the videophone is in the call state, the karaoke function module can be switched to the karaoke state; In the karaoke state, the karaoke function module can be switched to the call state. The videophone interface provided by the embodiment of the invention is simple to operate, and the two videophones can select to enter or exit the karaoke function at any time during the video call, and perform karaoke interaction. In the following, the user A uses the karaoke function and sings to the other user B as an example for explanation. Step 1: User A and User B are in a videophone call, User A videophone (with karaoke function module) activates the karaoke function module, enters the karaoke mode selection interface, as shown in Figure 4, select Karaoke mode: MTV mode and homemade MTV mode. After selecting a mode, enter the track selection interface, as shown in Figure 5, select the track to be sung, after confirming, enter the karaoke function; if the user interface displays "Close Karaoke"" , then the karaoke function has been activated. At this time, if the user clicks "close karaoke", the karaoke function is exited. When the karaoke function is activated, dial the "Video Phone" menu to change to "Karaoke". Step 2: The user plays the local MTV file on the videophone. If user A selects the MTV mode, the user B can see the MTV image played by the user A on the videophone, and hear the user A's singing voice. If User A chooses the self-made MTV mode, User B can see User A on the videophone and hear User A's singing voice. Step 3: After User A sings or does not want to sing, close "Karaoke" and enter normal videophone call. Step 4: If any end hangs up, the karaoke function ends and the videophone call exits. The embodiments of the present invention are applicable to any videophone terminal, including mobile terminals and fixed terminals, and are not limited by the communication network environment, including a packet domain and a circuit domain. In addition, the implementation of the present invention does not modify the system architecture and the current processing flow, is easy to implement, facilitates promotion in the technical field, and has strong industrial applicability. The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. It should be noted that any modifications, equivalents, or substitutions made within the spirit and principles of the present invention will be apparent to those skilled in the art. Improvements and the like should be included in the scope of the present invention.

Claims

Claim

A videophone, comprising a videophone protocol stack, a modem, and a 4D image header, further comprising a karaoke function module and an audio mixing synthesis module, wherein

The karaoke function module is configured to select a karaoke mode and a local music TV MTV file, and play the local MTV file, where the local MTV file includes audio and video;

The audio mixing and synthesizing module is configured to synthesize a user's voice and audio of the local MTV file into an audio source of a videophone, and pass the audio source of the synthesized videophone through the videophone protocol stack and The modem is sent to the peer.

2. The videophone according to claim 1, wherein the video of the local MTV file or the image captured by the camera is a video source of a videophone, and the video source of the videophone is The telephony protocol stack and the modem are sent to the peer.

3. The videophone according to claim 1, wherein the karaoke function module further has a switching function to switch between karaoke and call.

4. The videophone of claim 2, wherein the karaoke mode is an MTV mode or a home-made MTV mode, and if the karaoke mode is an MTV mode, the video source of the videophone is a local MTV. The video of the file; if the karaoke mode is the homemade MTV mode, the video source of the videophone is the image captured by the camera of the videophone.

The videophone according to claim 1 or 2, wherein the local MTV file is a karaoke track or an MTV recorded by the user himself.

6. A method for implementing karaoke between videophones, including:

The calling videophone initiates a videophone call, and the called videophone answers the call and establishes a videophone call;

The calling videophone sets the karaoke mode through its karaoke function module, selects and plays the local MTV file, wherein the local MTV file includes audio and video; the calling videophone transmits the user through its audio mixing synthesizing module. The audio of the sound and the local MTV file is synthesized as the audio source of the videophone, and the synthesized audio The source is sent to the called videophone through its video telephony stack and modem.

7. The method for implementing videophone inter-camera karaoke according to claim 6, wherein the video source of the calling videophone is captured by the video of the local MTV file or by the camera of the calling videophone. Image, the video source is sent by the video telephony protocol stack and modem to the called videophone.

8. The method for realizing karaoke between videophones according to claim 6, wherein the karaoke function module of the calling videophone can switch between two states: karaoke and call: When the call is in the call state, the karaoke function module can be switched to the karaoke state; when the videophone is in the karaoke state, the karaoke function module can be switched to the call state.

9. The method for implementing videophone inter-camera karaoke according to claim 7, wherein if the set karaoke mode is the MTV mode, the video source sent by the calling videophone to the called videophone is The video of the local MTV file; if the set karaoke mode is the self-made MTV mode, the video source that the calling videophone sends to the called videophone is the image captured by the camera of the videophone.

10. A method of implementing videophone inter-camera karaoke according to claim 6, 7 or 8, wherein the local MTV file is a karaoke track or an MTV recorded by the user himself.