CN111935495A - AR technology-based live video commodity display method and system - Google Patents
AR technology-based live video commodity display method and system Download PDFInfo
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- CN111935495A CN111935495A CN202010814728.3A CN202010814728A CN111935495A CN 111935495 A CN111935495 A CN 111935495A CN 202010814728 A CN202010814728 A CN 202010814728A CN 111935495 A CN111935495 A CN 111935495A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44012—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
Abstract
The invention relates to a video live broadcast commodity display method and system based on AR technology, wherein the method comprises the following steps: the method comprises the steps that a host renders a video stream, encodes and encapsulates an audio stream and the video stream, and pushes and pulls the stream through a streaming media server; analyzing and decoding flv format video by a viewer end, and displaying the video stream and the audio stream; the system comprises: the system comprises a main broadcasting end, a spectator end and a streaming media server; the anchor terminal is used for processing and coding an AR scene; the audience terminal is used for analyzing and decoding, and displaying the video stream and the audio stream after analysis and decoding; the streaming media server is used for pushing and pulling streams. The invention overcomes the problems of unreal scenes and poor user experience of the existing live broadcast platform in the aspect of commodity display, combines the live broadcast technology with the AR technology, provides a video live broadcast commodity display method and system based on the AR technology, and greatly improves the ordering rate of the E-commerce platform.
Description
Technical Field
The invention relates to the technical field of live video, in particular to a live video commodity display method and system based on AR technology.
Background
With the increasing application of live scenes in the field of mobile APP, especially in an e-commerce platform, a live system has become a standard configuration. The anchor shows the commodity to spectator in the live broadcast room, and the user carries out the interdynamic with the anchor in the live broadcast room, knows the detail of commodity. Spectators experience the in-person experience effect of the anchor to the commodity through the live broadcast room, and the more real the scene experience is, the more the sales volume of the commodity can be driven.
However, the existing e-commerce platform has poor effect in commodity display, unreal experience scene and weak user sensory experience. Therefore, a commodity display method with a real scene and high user experience is urgently needed to help an e-commerce platform improve order placing rate.
Disclosure of Invention
In order to overcome the technical problem, the invention provides a video live broadcast commodity display method and system based on an AR technology.
In order to achieve the purpose, the technical scheme of the invention is as follows:
based on one aspect of the invention, a video live broadcast commodity display method based on AR technology is provided, and the method comprises the following steps:
s1: the anchor side carries on AR scene processing, coding to the live video flow and/or audio flow, and encapsulates the two into flv format video flow;
s2: the anchor terminal pushes the flv format video stream to a streaming media server through an rtmp protocol;
s3: the flv format video stream is pulled to flow from the streaming media server to a viewer end through the rtmp protocol;
s4: the flv format video stream is analyzed and decoded by the audience terminal and then displayed;
preferably, the step S1 includes:
s101: the anchor terminal acquires corresponding AR model data according to the AR scene ID;
s102: the anchor terminal analyzes the AR model data to identify plane information in the camera stream;
s103: the anchor end loads the AR model and renders the AR scene at the plane information position;
s104: the camera stream is combined with the AR scene into a video stream.
S105: the anchor terminal acquires an audio stream and the video stream, and respectively encodes the audio stream and the video stream;
s106: and the anchor terminal encapsulates the coded audio stream and the coded video stream into a flv format video stream.
Preferably, before the step S101, the method further includes:
and the anchor selects the AR scene needing to be rendered according to the AR scene list, and the anchor end records the AR scene ID needing to be rendered according to the selection of the anchor.
Preferably, the step S101 includes:
the mobile terminal searches the corresponding AR model data from a local cache according to the AR scene ID, and if the AR model data exists, the mobile terminal directly obtains the corresponding AR model data from the local cache; and if the AR model data does not exist, the mobile terminal downloads the corresponding AR model data from a server to a local cache according to the AR scene ID.
Preferably, before the step S102, the method further includes:
and decrypting the data of the AR model, and executing the step S102 when the decryption is successful.
Preferably, the AR scene can be modified in position and zoomed in/out according to the gesture of the anchor.
Preferably, the step S4 includes:
s401: the audience terminal obtains the audio stream and the video stream by analyzing the flv format video;
s402: the audience end respectively decodes the audio stream and the video stream;
s403: and the audience terminal renders and displays the decoded video stream and plays the decoded audio stream.
Based on another aspect of the present invention, a live video commodity display system based on AR technology is provided, where the system is applied to a live device and used for displaying commodities during live video, and the system includes: the system comprises a main broadcasting end, a spectator end and a streaming media server;
the anchor terminal is used for carrying out AR scene processing and coding on the live video stream and/or the audio stream, and packaging the live video stream and/or the audio stream into flv format video stream;
the audience terminal is used for analyzing and decoding the flv format video stream, rendering and displaying the analyzed and decoded video stream, and playing the analyzed and decoded audio stream;
the streaming media server is used for the anchor terminal to push the flv format video stream; and the method is used for the audience terminal to pull the flv format video stream.
Preferably, the anchor terminal further comprises: the system comprises an AR scene processing module, a server module, a coding module and a packaging module;
the AR scene processing module is used for loading AR model data and generating a video stream containing an AR scene;
the server module is used for storing the AR model data;
the encoding module is used for encoding the audio stream and the video stream respectively;
and the encapsulation module is used for encapsulating the coded audio stream and the coded video stream into a flv format video stream.
Preferably, the viewer terminal further comprises: the device comprises an analysis module, a decoding module and a display module;
the parsing module is configured to parse the flv-format video to obtain the audio stream and the video stream;
the decoding module is used for respectively decoding the coded audio stream and the coded video stream;
and the display module is used for rendering and displaying the decoded video stream and playing the decoded audio stream.
The invention has the beneficial effects that:
the invention provides a video live broadcast commodity display method and system based on AR technology, aiming at the problems that the existing E-commerce platform is single in visual expression form, limited in display space and monotonous in experience scene, and visual fatigue of a user is easily caused in the aspect of commodity display.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view illustrating an interaction flow of a host, a client and a server in a live video commodity display method based on AR technology according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a live video merchandise display system based on AR technology according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In some of the flows described in the present specification and claims and in the above-described figures, a number of operations are included that occur in a particular order, but it should be clearly understood that these operations may be performed out of order or in parallel as they occur herein, with the order of the operations being numbered, e.g., S1, S2, etc., merely to distinguish between various operations, and the order of the operations by themselves is not meant to imply any order of execution. Additionally, the flows may include more or fewer operations, and the operations may be performed sequentially or in parallel.
The embodiment of the invention provides a video live broadcast commodity display method and system based on an AR technology, which can enable a commodity display scene to be more real by combining the AR technology, improve the experience degree of a user when commodities are purchased, and increase the ordering rate of an e-commerce platform. The anchor terminal and the audience terminal in the embodiment of the invention can be electronic equipment such as a personal computer, a tablet computer, a mobile phone, a notebook computer and the like.
The method and system for displaying live video commodities based on the AR technology at the mobile phone end, which are claimed by the present invention, will be further described in detail with reference to specific embodiments.
Referring to fig. 1, a live video merchandise display method based on AR technology according to an embodiment of the present invention includes:
s1: the anchor side carries on AR scene processing, coding to the live video flow and/or audio flow, and encapsulates the two into flv format video flow;
s2: the anchor terminal pushes the flv format video stream to a streaming media server through an rtmp protocol;
s3: the flv format video stream is pulled to flow from the streaming media server to a viewer end through the rtmp protocol;
s4: the flv format video stream is analyzed and decoded by the audience terminal and then displayed;
preferably, the step S1 includes:
s101: the anchor terminal acquires corresponding AR model data according to the AR scene ID;
s102: the anchor terminal analyzes the AR model data to identify plane information in the camera stream; in specific implementation, the anchor performs camera stream data analysis on the AR model data, for example, the plane information in the camera stream can be identified through an Android-end arcre technology or a Phone ARKit technology.
S103: the anchor end loads the AR model and renders the AR scene at the plane information position; in some optional embodiments, the AR model data is loaded through OpenGL.
S104: the camera stream is combined with the AR scene into a video stream.
S105: the anchor terminal acquires an audio stream and the video stream, and respectively encodes the audio stream and the video stream;
s106: and the anchor terminal encapsulates the coded audio stream and the coded video stream into a flv format video stream.
Preferably, before the step S101, the method further includes:
and the anchor selects the AR scene needing to be rendered according to the AR scene list, and the anchor end records the AR scene ID needing to be rendered according to the selection of the anchor.
Preferably, the step S101 includes:
the mobile terminal searches the corresponding AR model data from a local cache according to the AR scene ID, and if the AR model data exists, the mobile terminal directly obtains the corresponding AR model data from the local cache; and if the AR model data does not exist, the mobile terminal downloads the corresponding AR model data from a server to a local cache according to the AR scene ID. It should be noted that, the corresponding AR model data is searched from the local cache first, so that repeated downloading of the AR model data to the local can be avoided, the server cost is reduced, the pressure of the local cache is reduced, and the loading time is saved.
Preferably, before the step S102, the method further includes:
and decrypting the data of the AR model, and executing the step S102 when the decryption is successful. It should be noted that, the purpose of decrypting the AR model data is to improve the security of the AR model data, when the AR model data is used, the data is decrypted first, when the decryption fails, the loading of the AR data model is exited, only when the data is successfully divulged, the loading of the AR data model is normally performed,
preferably, the AR scene can be modified in position and zoomed in/out according to the gesture of the anchor.
Preferably, the step S4 includes:
s401: the audience terminal obtains the audio stream and the video stream by analyzing the flv format video;
s402: the audience end respectively decodes the audio stream and the video stream;
s403: and the audience terminal renders and displays the decoded video stream and plays the decoded audio stream.
Referring to fig. 2, a live video merchandise display system based on AR technology provided in an embodiment of the present invention is applied to live broadcast equipment, and is configured to display merchandise during live video broadcast, where the system includes: the system comprises a main broadcasting end, a spectator end and a streaming media server;
the anchor terminal is used for carrying out AR scene processing and coding on the live video stream and/or the audio stream, and packaging the live video stream and/or the audio stream into flv format video stream;
the audience terminal is used for analyzing and decoding the flv format video stream, rendering and displaying the analyzed and decoded video stream, and playing the analyzed and decoded audio stream;
the streaming media server is used for the anchor terminal to push the flv format video stream; and the method is used for the audience terminal to pull the flv format video stream.
Preferably, the anchor terminal further comprises: the system comprises an AR scene processing module, a server module, a coding module and a packaging module;
the AR scene processing module is used for loading AR model data and generating a video stream containing an AR scene;
the server module is used for storing the AR model data;
the encoding module is used for encoding the audio stream and the video stream respectively;
and the encapsulation module is used for encapsulating the coded audio stream and the coded video stream into a flv format video stream.
Preferably, the viewer terminal further comprises: the device comprises an analysis module, a decoding module and a display module;
the parsing module is configured to parse the flv-format video to obtain the audio stream and the video stream;
the decoding module is used for respectively decoding the coded audio stream and the coded video stream;
and the display module is used for rendering and displaying the decoded video stream and playing the decoded audio stream.
The invention provides a video live broadcast commodity display method and system based on AR technology, which combine the AR technology with the most popular live broadcast technology at present, and skillfully fuse a virtual scene and a real scene, thereby solving the defects of single visual expression form, limited display space, monotonous experience scene and the like of the existing E-commerce platform in the aspect of commodity display.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A video live broadcast commodity display method based on AR technology is characterized by comprising the following steps:
s1: the anchor side carries on AR scene processing, coding to the live video flow and/or audio flow, and encapsulates the two into flv format video flow;
s2: the anchor terminal pushes the flv format video stream to a streaming media server through an rtmp protocol;
s3: the flv format video stream is pulled to flow from the streaming media server to a viewer end through the rtmp protocol;
s4: and the flv format video stream is analyzed and decoded by the audience terminal and then displayed.
2. The method for displaying live video commodities based on the AR technology as claimed in claim 1, wherein said step S1 includes:
s101: the anchor terminal acquires corresponding AR model data according to the AR scene ID;
s102: the anchor terminal analyzes the AR model data to identify plane information in the camera stream;
s103: the anchor end loads the AR model and renders the AR scene at the plane information position;
s104: the camera stream is combined with the AR scene into a video stream.
S105: the anchor terminal acquires an audio stream and the video stream, and respectively encodes the audio stream and the video stream;
s106: and the anchor terminal encapsulates the coded audio stream and the coded video stream into a flv format video stream.
3. The method for displaying live video commodities based on the AR technology as claimed in claim 2, wherein before said step S101, further comprising:
and the anchor selects the AR scene needing to be rendered according to the AR scene list, and the anchor end records the AR scene ID needing to be rendered according to the selection of the anchor.
4. The method for displaying live video commodities based on the AR technology as claimed in claim 2, wherein said step S101 includes:
the mobile terminal searches the corresponding AR model data from a local cache according to the AR scene ID, and if the AR model data exists, the mobile terminal directly obtains the corresponding AR model data from the local cache; and if the AR model data does not exist, the mobile terminal downloads the corresponding AR model data from a server to a local cache according to the AR scene ID.
5. The method for displaying live video commodities based on the AR technology as claimed in claim 2, wherein before said step S102, further comprising:
and decrypting the data of the AR model, and executing the step S102 when the decryption is successful.
6. The method as claimed in claim 2, wherein the AR scene can be modified in position and zoomed in and out according to the gesture of the anchor.
7. The method for displaying live video commodities based on the AR technology as claimed in claim 1, wherein said step S4 includes:
s401: the audience terminal obtains the audio stream and the video stream by analyzing the flv format video;
s402: the audience end respectively decodes the audio stream and the video stream;
s403: and the audience terminal renders and displays the decoded video stream and plays the decoded audio stream.
8. The utility model provides a live commodity display system of video based on AR technique which characterized in that is applied to live equipment for carry out the commodity show when the video is live, the system includes: the system comprises a main broadcasting end, a spectator end and a streaming media server;
the anchor terminal is used for carrying out AR scene processing and coding on the live video stream and/or the audio stream, and packaging the live video stream and/or the audio stream into flv format video stream;
the audience terminal is used for analyzing and decoding the flv format video stream, rendering and displaying the analyzed and decoded video stream, and playing the analyzed and decoded audio stream;
the streaming media server is used for the anchor terminal to push the flv format video stream; and the method is used for the audience terminal to pull the flv format video stream.
9. The AR technology-based live video merchandise display system of claim 8, wherein said anchor end further comprises: the system comprises an AR scene processing module, a server module, a coding module and a packaging module;
the AR scene processing module is used for loading AR model data and generating a video stream containing an AR scene;
the server module is used for storing the AR model data;
the encoding module is used for encoding the audio stream and the video stream respectively;
and the encapsulation module is used for encapsulating the coded audio stream and the coded video stream into a flv format video stream.
10. The AR technology-based video live merchandise display system according to any one of claims 8 or 9, wherein the viewer end further comprises: the device comprises an analysis module, a decoding module and a display module;
the parsing module is configured to parse the flv-format video to obtain the audio stream and the video stream;
the decoding module is used for respectively decoding the coded audio stream and the coded video stream;
and the display module is used for rendering and displaying the decoded video stream and playing the decoded audio stream.
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