Patent Application
20180063501
The present application is based on and claims priority of Chinese patent application No. 201610710938.1, filed on Aug. 23, 2016. The entire disclosure of the above-identified application is hereby incorporated by reference herein and made a part of this specification.
The present invention relates to the field of popping-screen display technology, and more particularly to a method and system of displaying a popping-screen.
A popping-screen (sometimes referred to as “bullet screen”) refers to a screen that contains a comment presented in the form of subtitle and that is shown simultaneously with a video screen in a same panel when watching a video shown in this panel. A lot of comments drifting over the video screen like intensive bullets, and thus are called popping-screens. The popping-screens appear over the video screen in real time as the video is playing, so that a viewer can see many popping-screens sent from other viewers and himself while watching the video.
In the process of broadcasting a network video, a server can obtain many popping-screen messages from a terminal, and then those popping-screen published from respective users for the network video are added to the network video in different timings for display. In such a way, users can easily read the comments published by respective users when they are browsing the network video.
The scene applied for the popping-screen in current technology only has one type, and thus cannot meet the needs of diversification.
It is an object of the present invention to provide a method and system of displaying a popping-screen which enables a user to obtain a new multi-dimensional popping-screen viewing experience in a virtual reality scene to meet the user's need for display diversity.
In order to achieve the above object, the present invention is achieved by a method of displaying a popping-screen, which is characterized in that it is applied to a system for displaying a popping-screen and that the system comprises a client terminal and a server in communication connection, an application tool having a virtual reality play function is installed in the client terminal, and the server is used in conjunction with the application tool having the virtual reality play function, the method of displaying a popping-screen comprising the steps of: S1, receiving a request for a popping-screen display and a request for a popping-screen display type inputted by the user, by means of an application tool of the virtual reality play function provided in the client terminal, during a process of playing a virtual reality video; S2, retrieving a user comment associated with the virtual reality video from said server based on said request for the popping-screen display; S3, acquiring a corresponding 3D spatial scene template from said server according to a request for the popping-screen display type; and S4, integrating and outputting, in combination, the user comment by a form of a popping-screen, the virtual reality video, and the 3D spatial scene template.
The server stores a plurality of different types of 3D spatial scene templates, and the step of generating the plurality of different types of 3D spatial scene templates comprises: obtaining a 3D spatial scene by means of a 3D rendering technology; obtaining a scene chartlet by charting a 3D material texture into the scene model; arranging the scene chartlet according to the spatial layout of the scene setting light source data of the environment for a scene corresponding to the scene model according to a time list of the scene model; creating a primary-view-angle virtual camera and a plurality of auxiliary-site virtual cameras, and determining the coordinate position of the primary-view-angle virtual camera and the plurality of auxiliary-site virtual cameras in the scene according to the position of the scene chartlet and the position of a final popping-screen display; repeating the above steps to get a number of different types of 3D spatial scene templates.
The scene model includes a scene object and a scene entity. The time list of the scene model includes an appearing timing and an ending timing of the scene object or the scene entity in the virtual reality video. The light source data of the environment for a scene includes the position coordinates, the color, the intensity and the direction of the light source.
The method further includes the steps of: restoring the obtained 3D spatial scene template, loading the retrieved user comments to the position of a final popping-screen display based on the timeline of the popping-screen, and synchronizing associated popping-screen data to output a picture captured by the primary-viewing-angle virtual camera, pictures captured by the plurality of auxiliary-site virtual cameras, the associated popping-screen data, and the scene chartlet in combination.
The client terminal receives the request of the user to replace the popping-screen display type, the server responds to the request and switches to the corresponding type of 3D spatial scene template, and the client obtains the corresponding 3D spatial scene template to be displayed.
A system of displaying a popping-screen is also disclosed, being characterized by comprising a server and a client terminal in a communication connection. A server computing system of displaying popping-screen comment information in a virtual reality environment comprises a template creating unit for generating a plurality of different types of 3D spatial scene templates according to a 3D rendering techniques; a template storage unit connected to said template creating unit for storing a plurality of different types of 3D spatial scene templates generated by said template creating unit; a mode switching unit connected to said template storage unit for implementing a switch between a plurality of different types of 3D spatial scene templates; a popping-screen storage unit for sequentially storing user comments sent by different client terminals in accordance with the timeline of the popping-screen; and a request responding unit connected to said mode switching unit and the popping-screen storage unit, respectively, for receiving a request for a popping-screen display that is input by a user and sent from a client terminal and a request for a popping-screen display type; wherein the client terminal is provided with an application tool having a virtual reality play function, said server is used in conjunction with the application tool having a virtual reality play function.
The client terminal further comprises: a display request unit connected to the request responding unit for receiving a request for a popping-screen display input by the user and acquiring user comments sent by a different client terminal and stored in the popping-screen storage unit; a type request unit connected to the request response unit for receiving a request for a popping-screen display type input by the user and acquiring a 3D space scene template corresponding to the type of the popping-screen display input by the user; a scene restoring unit connected to the type request unit for restoring the acquired 3D spatial scene template; a popping-screen loading unit connected to the display request unit for displaying the obtained user comments in the form of a popping-screen at the position where the final popping-screen is displayed in accordance with a timeline sequence of the popping-screen; and a combination output unit 205 connected to the scene restoring unit 203 and the popping-screen uploading unit 204 respectively for outputting the popping-screen, the virtual reality video, and the 3D spatial scene template in combination.
The template creating unit comprises a scene providing sub-unit for realizing a 3D spatial scene using a 3D rendering technique; a scene chartlet sub-unit for charting a 3D material texture into a scene model; a virtual camera creating sub-unit for creating a primary-viewing-angle virtual camera and a plurality of auxiliary-site virtual cameras; and a scene decorating sub-unit connected with the scene providing sub-unit, the scene charting sub-unit, the virtual camera creating sub-unit and the template storage unit respectively, for placing the scene chartlet according to the spatial layout of the scene, for setting the light source data of the scene environment corresponding to the scene model according to the time list of the scene model, and for determining the coordinate positions of the primary-viewing-angle virtual camera and the plurality of auxiliary-site virtual cameras in accordance with the position of the scene model and the position of a final popping-screen display.
The scene model comprises a scene object and a scene entity. The time list of the scene model comprises an appearing timing and an ending timing of the scene object or scene entity in the virtual reality video. The light source data of the environment for a scene comprises the position, coordinates, the color, the intensity and the direction of the light source.
The method and system of displaying a popping-screen in accordance with the present invention has the following advantages over the prior art: enabling a user to obtain a new multi-dimensional popping-screen viewing experience in a virtual reality scene, so as to satisfy the user's diversified demands and to provide an accurate and fast reading of comments for the video contents.
In order to more clearly illustrate the embodiments of the disclosure, the accompanying drawings for illustrating the technical solutions and the technical solutions of the disclosure are briefly described as below.
The following description with reference to the accompanying drawings is provided to clearly and completely explain the exemplary embodiments of the disclosure. It is apparent that the following embodiments are merely some embodiments of the disclosure rather than all embodiments of the disclosure. According to the embodiments in the disclosure, all the other embodiments attainable by those skilled in the art without creative endeavor belong to the protection scope of the disclosure.
The invention will now be described in further detail with reference to the accompanying drawings, in which a preferred embodiment is set forth in detail.
As shown in
The client terminal 200 further comprises a display request unit 201 connected to the request responding unit 105 for receiving a request for a popping-screen display inputted by a user and acquiring a user comment that is sent by a different client terminal and stored in the popping-screen storage unit 104; a type request unit 202 connected with the request responding unit 105 for receiving a request for a popping-screen display type input by the user and acquiring a 3D spatial scene template corresponding to the popping-screen display type input by the user; a scene restoring unit 203 connected to the type request unit 202 for restoring the acquired 3D spatial scene template; a popping-screen uploading unit 204 connected to the display request unit 201 for displaying the acquired user comments in the form of a popping-screen at a position of a final popping-screen display according to a timeline sequence of the popping-screen; and a combination output unit 205 connected to the scene restoring unit 203 and the popping-screen uploading unit 204 respectively for outputting the popping-screen, the virtual reality video, and the 3D spatial scene template in combination.
In a practical application, the client terminal in the present invention may include a device capable of playing a virtual reality video, such as a smartphone, a tablet PC, a desktop computer, a notebook, and VR device.
The application tool of the virtual reality play function in the present invention is software having the virtual reality play function. It can include a video application tool or a game application tool from the viewpoint of the file format and from the viewpoint of the applied scenario. The application tool of the virtual reality play function may include the application tool (APP) on the mobile phone, and the application tool in website. More specifically, it may include the website video application tool, the mobile video application tool, the website game application tool and the mobile game application tool.
In the present embodiment, it is preferable that the template creating unit 101 includes a scene providing sub-unit 1011 for realizing a 3D spatial scene using a 3D rendering technique; a scene chartlet sub-unit 1012 for charting a 3D material texture into a scene model; a virtual camera creating sub-unit 1013 for creating a primary-viewing-angle virtual camera and a plurality of auxiliary-site virtual cameras; and a scene decorating sub-unit 1014 connected with the scene providing sub-unit 1011, the scene charting sub-unit 1012, the virtual camera creating sub-unit 1013 and the template storage unit 102 respectively, for placing the scene chartlet according to the spatial layout of the scene, setting the light source data of the scene environment corresponding to the scene model according to the time list of the scene model, and determining the coordinate positions of the primary-viewing-angle virtual camera and the plurality of auxiliary-site virtual cameras in accordance with the position of the scene model and the final position of a popping-screen display.
In connection with the above-described system for displaying a popping-screen, the present invention also discloses a method of displaying a popping-screen, comprising the steps of: S1, receiving a request for a popping-screen display and a request for a popping-screen display type inputted by the user, by means of an application tool of the virtual reality play function provided in the client terminal, during a process of playing a virtual reality video; S2, retrieving a user comment associated with the virtual reality video from said server based on said request for the popping-screen display; and S3, acquiring a corresponding 3D spatial scene template from said server according to a request for the popping-screen display type.
The server stores a plurality of different types of 3D spatial scene templates. The step of generating the plurality of different types of 3D spatial scene templates comprises: obtaining a 3D spatial scene by means of a 3D rendering technology; obtaining a scene chartlet by charting a 3D material texture into the scene model; placing the scene chartlet according to the spatial layout of the scene; setting light source data of the environment for a scene corresponding to the scene model according to a time list of the scene model; creating a primary-view-angle virtual camera and a plurality of auxiliary-site virtual cameras, and determining the coordinate position of the primary-view-angle virtual camera and the plurality of auxiliary-site virtual cameras in the scene according to the position of the scene chartlet and the position of a final popping-screen display; and repeating the above steps to get a number of different types of 3D spatial scene templates.
The scene model includes a scene object and a scene entity. The time list of the scene model includes an appearing timing and an ending timing of the scene object or the scene entity in the virtual reality video. The light source data of the environment for a scene includes the position coordinates, the color, the intensity and the direction of the light source.
S4 is further included which outputs, in combination, the user comment in a form of a popping-screen, the virtual reality video, and the 3D spatial scene template.
Specifically, the acquired 3D spatial scene template is restored and the acquired user comments are uploaded to the position of a final popping-screen display according to the timeline of the popping-screen. The associated popping-screen data is synchronized, and a picture captured by the primary-viewing-angle virtual camera, pictures captured by the plurality of auxiliary-site virtual cameras, the associated popping-screen data, and the scene chartlet are output as well in combination.
S5 is further included in which the client terminal receives a request of the user to replace the popping-screen display type, the server responds to the request, and switches to a corresponding type of 3D spatial scene template, and the client terminal obtains the corresponding 3D spatial scene template to be displayed.
A user is free to select a viewing angle when he enters into a scene and under a status of primary-viewing-angle. Scene effects, real-time comments and popping-screen watching are combined together so that the user can get a deeply attracted experience of live show and virtual reality.
Some specific applications are shown in
The above described aspects of the disclosure have been described with regard to certain examples and embodiments, which are intended to illustrate but not to limit the disclosure. It should be appreciated that the subject matter presented herein may be implemented as a computer process, a computer-controlled apparatus or a computing system or an article of manufacture, such as a computer-readable storage medium. While the subject matter described herein is presented in the general context of program modules that execute on one or more computing devices, those skilled in the art will recognize that other implementations may be performed in combination with other types of program modules. Generally, program modules include routines, programs, components, data structures, and other types of structures that perform particular tasks or implement particular abstract data types.
Those skilled in the art will also appreciate that the subject matter described herein may be practiced on or in conjunction with other computer system configurations beyond those described herein, including multiprocessor systems, microprocessor-based or programmable consumer electronics, minicomputers, mainframe computers, handheld computers, personal digital assistants, e-readers, cellular telephone devices, special-purposed hardware devices, network appliances, and the like. The embodiments described herein may also be practiced in distributed computing environments, where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote memory storage devices.
A network set up by an entity, such as a company or a public sector organization, to provide one or more services (such as various types of cloud-based computing or storage) accessible via the Internet and/or other networks to a distributed set of clients may be termed a provider network. Such a provider network may include numerous data centers hosting various resource pools, such as collections of physical and/or virtualized computer servers, storage devices, networking equipment, and the like, needed to implement and distribute the infrastructure and services offered by the provider network. The resources may in some embodiments be offered to clients in units called instances, such as virtual or physical computing instances or storage instances. A virtual computing instance may, for example, comprise one or more servers with a specified computational capacity (which may be specified by indicating the type and number of CPUs, the main memory size, and so on) and a specified software stack (e.g., a particular version of an operating system, which may in turn run on top of a hypervisor).
A number of different types of computing devices may be used singly or in combination to implement the resources of the provider network in different embodiments, including general-purpose or special-purpose computer servers, storage devices, network devices, and the like. In some embodiments a client or user may be provided direct access to a resource instance, e.g., by giving a user an administrator login and password. In other embodiments, the provider network operator may allow clients to specify execution requirements for specified client applications and schedule execution of the applications on behalf of the client on execution platforms (such as application server instances, Java™ virtual machines (JVMs), general-purpose or special-purpose operating systems, platforms that support various interpreted or compiled programming languages—such as Ruby, Perl, Python, C, C++, and the like—or high-performance computing platforms) suitable for the applications. This may be done without, for example, requiring the client to access an instance or an execution platform directly. A given execution platform may utilize one or more resource instances in some implementations; in other implementations, multiple execution platforms may be mapped to a single resource instance.
In at least some embodiments, a server or computing device that implements a portion or all of one or more of the technologies described herein, including the techniques to implement the functionality of the server 100, the client terminal 200, may include a general-purpose computer system that includes or is configured to access one or more computer-accessible media.
In various embodiments, the computing device 600 may be a uniprocessor system including one processor 610 or a multiprocessor system including several processors 610 (e.g., two, four, eight, or another suitable number). Processors 610 may be any suitable processors capable of executing instructions. For example, in various embodiments, processors 610 may be general-purpose or embedded processors implementing any of a variety of instruction set architectures (ISAs), such as the x86, PowerPC, SPARC, or MIPS ISAs, or any other suitable ISA. In multiprocessor systems, each of processors 610 may commonly, but not necessarily, implement the same ISA.
System memory 630 may be configured to store instructions and data accessible by processor(s) 610. In various embodiments, system memory 630 may be implemented using any suitable memory technology, such as static random access memory (SRAM), synchronous dynamic RAM (SDRAM), nonvolatile/Flash-type memory, or any other type of memory.
In one embodiment, I/O interface 650 may be configured to coordinate I/O traffic between processor 610, system memory 630, and any peripheral devices in the device, including network interface 660 or other peripheral interfaces. In some embodiments, I/O interface 650 may perform any necessary protocol, timing, or other data transformations to convert data signals from one component (e.g., system memory 630) into a format suitable for use by another component (e.g., processor 610). In some embodiments, I/O interface 650 may include support for devices attached through various types of peripheral buses, such as a variant of the Peripheral Component Interconnect (PCI) bus standard or the Universal Serial Bus (USB) standard, for example. In some embodiments, the function of I/O interface 650 may be split into two or more separate components, such as a north bridge and a south bridge, for example. Also, in some embodiments some or all of the functionality of I/O interface 650, such as an interface to system memory 630, may be incorporated directly into processor 610.
Network interface 660 may be configured to allow data to be exchanged between computing device 600 and other device or devices attached to a network or network(s). In various embodiments, network interface 660 may support communication via any suitable wired or wireless general data networks, such as types of Ethernet networks, for example. Additionally, network interface 660 may support communication via telecommunications/telephony networks such as analog voice networks or digital fiber communications networks, via storage area networks such as Fibre Channel SANs or via any other suitable type of network and/or protocol.
In some embodiments, system memory 630 may be one embodiment of a computer-accessible medium configured to store program instructions and data as described above for implementing embodiments of the corresponding methods and apparatus. However, in other embodiments, program instructions and/or data may be received, sent or stored upon different types of computer-accessible media. Generally speaking, a computer-accessible medium may include non-transitory storage media or memory media, such as magnetic or optical media, e.g., disk or DVD/CD coupled to computing device 600 via I/O interface 650. A non-transitory computer-accessible storage medium may also include any volatile or non-volatile media, such as RAM (e.g. SDRAM, DDR SDRAM, RDRAM, SRAM, etc.), ROM, etc., that may be included in some embodiments of computing device 600 as system memory 630 or another type of memory.
Further, a computer-accessible medium may include transmission media or signals such as electrical, electromagnetic or digital signals, conveyed via a communication medium such as a network and/or a wireless link, such as may be implemented via network interface 660. Portions or all of multiple computing devices may be used to implement the described functionality in various embodiments; for example, software components running on a variety of different devices and servers may collaborate to provide the functionality. In some embodiments, portions of the described functionality may be implemented using storage devices, network devices, or special-purpose computer systems, in addition to or instead of being implemented using general-purpose computer systems. The term “computing device,” as used herein, refers to at least all these types of devices and is not limited to these types of devices.
Each of the processes, methods, and algorithms described in the preceding sections may be embodied in, and fully or partially automated by, code modules executed by one or more computers or computer processors. The code modules may be stored on any type of non-transitory computer-readable medium or computer storage device, such as hard drives, solid state memory, optical disc, and/or the like. The processes and algorithms may be implemented partially or wholly in application-specific circuitry. The results of the disclosed processes and process steps may be stored, persistently or otherwise, in any type of non-transitory computer storage such as, e.g., volatile or non-volatile storage.
The various features and processes described above may be used independently of one another, or may be combined in various ways. All possible combinations and sub-combinations are intended to fall within the scope of this disclosure. In addition, certain method or process blocks may be omitted in some implementations. The methods and processes described herein are also not limited to any particular sequence, and the blocks or states relating thereto can be performed in other sequences that are appropriate. For example, described blocks or states may be performed in an order other than that specifically disclosed, or multiple blocks or states may be combined in a single block or state. The example blocks or states may be performed in serial, in parallel or in some other manner. Blocks or states may be added to or removed from the disclosed example embodiments. The example systems and components described herein may be configured differently than described. For example, elements may be added to, removed from, or rearranged compared to the disclosed example embodiments.
It will also be appreciated that some or all of the systems and/or modules may be implemented or provided in other ways, such as at least partially in firmware and/or hardware, including, but not limited to, one or more application-specific integrated circuits (ASICs), standard integrated circuits, controllers (e.g., by executing appropriate instructions, and including microcontrollers and/or embedded controllers), field-programmable gate arrays (FPGAs), complex programmable logic devices (CPLDs), etc. Some or all of the modules, systems and data structures may also be stored (e.g., as software instructions or structured data) on a computer-readable medium, such as a hard disk, a memory, a network, or a portable media article to be read by an appropriate drive or via an appropriate connection. The systems, modules, and data structures may also be transmitted as generated data signals (e.g., as part of a carrier wave or other analog or digital propagated signal) on a variety of computer-readable transmission media, including wireless-based and wired/cable-based media, and may take a variety of forms (e.g., as part of a single or multiplexed analog signal, or as multiple discrete digital packets or frames). Such computer program products may also take other forms in other embodiments. Accordingly, the present invention may be practiced with other computer system configurations.
Conditional language used herein, such as, among others, “can,” “could,” “might,” “may,” “e.g.,” and the like, unless specifically stated otherwise, or otherwise understood within the context as used, is generally intended to convey that certain embodiments include, while other embodiments do not include, certain features, elements, and/or steps. Thus, such conditional language is not generally intended to imply that features, elements, and/or steps are in any way required for one or more embodiments or that one or more embodiments necessarily include logic for deciding, with or without author input or prompting, whether these features, elements, and/or steps are included or are to be performed in any particular embodiment. The terms “comprising,” “including,” “having,” and the like are synonymous and are used inclusively, in an open-ended fashion, and do not exclude additional elements, features, acts, operations, and so forth. Also, the term “or” is used in its inclusive sense (and not in its exclusive sense) so that when used, for example, to connect a list of elements, the term “or” means one, some, or all of the elements in the list.
While certain example embodiments have been described, these embodiments have been presented by way of example only, and are not intended to limit the scope of the inventions disclosed herein. Thus, nothing in the foregoing description is intended to imply that any particular feature, characteristic, step, module, or block is necessary or indispensable. Indeed, the novel methods and systems described herein may be embodied in a variety of other forms; furthermore, various omissions, substitutions and changes in the form of the methods and systems described herein may be made without departing from the spirit of the inventions disclosed herein. The accompanying claims and their equivalents are intended to cover such forms or modifications as would fall within the scope and spirit of certain of the inventions disclosed herein.
| Number | Date | Country | Kind |
|---|---|---|---|
| 201610710938.1 | Aug 2016 | CN | national |
