WO2020000291A1 - Procédé d'affichage d'informations multimédia et appareil d'affichage d'informations multimédia - Google Patents

Procédé d'affichage d'informations multimédia et appareil d'affichage d'informations multimédia Download PDF

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Publication number
WO2020000291A1
WO2020000291A1 PCT/CN2018/093261 CN2018093261W WO2020000291A1 WO 2020000291 A1 WO2020000291 A1 WO 2020000291A1 CN 2018093261 W CN2018093261 W CN 2018093261W WO 2020000291 A1 WO2020000291 A1 WO 2020000291A1
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WIPO (PCT)
Prior art keywords
media information
split screen
split
screen
display
Prior art date
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PCT/CN2018/093261
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English (en)
Chinese (zh)
Inventor
曹秋枫
张中信
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201880093131.5A priority Critical patent/CN112075074A/zh
Priority to PCT/CN2018/093261 priority patent/WO2020000291A1/fr
Publication of WO2020000291A1 publication Critical patent/WO2020000291A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Definitions

  • the present application relates to the field of communications, and in particular, to a method and a device for displaying media information.
  • the commonly used protocols for projection screen technology include the Digital Living Network Alliance (DLNA) protocol, AirPlay protocol, and Miracast protocol.
  • the DLNA protocol is used as an example to describe the projection screen technology.
  • the DLNA protocol is intended to solve the problem of electronic smart devices.
  • the interconnection of digital media and content services enables unlimited sharing.
  • a terminal device such as a mobile phone or a tablet may push media information to another terminal device such as a television or an advertising machine for sharing, and the media information on the mobile phone is cast to the television as an example: when the system of the television receives the mobile phone ’s
  • a screen-casting connection request When a screen-casting connection request is made, it will first determine whether there is a screen-casting behavior between other mobile phones and the TV.
  • the screen-casting behavior of other mobile phones If the screen-casting behavior of other mobile phones is detected, it will notify the mobile phone that is currently screen-casting to disconnect and end the mobile phone. , Instead of handing over the initiative of the screen-casting behavior to the newly requested mobile phone, and displaying the multimedia information pushed by the new screen-casting mobile phone on the TV screen.
  • the screen of the TV can only play media information pushed by the new screen-to-screen mobile phone with preemptive rights.
  • This type of playback is easy to miss a lot of wonderful media information, which is far from meeting the needs of multiple people in family events or square events. .
  • the present application provides a media information display method and a media information display device, which can implement a multi-device multi-screen playback mode, can satisfy different playback needs of multiple people, and enhances the equipment experience applied to mass activities.
  • a first aspect of the present invention provides a method for displaying media information, including:
  • the first device receives a screen projection request sent by the second device, and the screen projection request is used to request that the media information pushed by the second device be displayed on the first device.
  • the first device may be a television or an advertising machine with a large screen.
  • the second device may be a mobile device such as a cell phone, tablet, or personal computer.
  • the screen casting request will trigger the first device to obtain the number of the first media information and the second media information, and compare the sum of the two with the preset maximum number of split screens, where the first media information is The media information to be displayed pushed by the second device, and the second media information is media information that has been displayed on the first device.
  • the score of the first device is determined according to the sum of the number of the first media information and the number of the second media information.
  • the screen mode and the split screen mode are used to indicate the number of divided screen areas and the specifications of each screen area.
  • the number of screen areas is equal to the sum of the number of the first media information and the number of the second media information.
  • the first device displays the first media information and the second media information in a plurality of split screen areas divided by the split screen method according to the determined split screen mode. It should be noted that the second media information is displayed on the first device.
  • the method is as follows: first, the first device determines the split screen mode according to the number of the second media information, and displays the second media information in the split screen area in the split screen mode, where the split screen area in the split screen mode The number should be equal to the number of the second media information. Then, when the first media information is added, the first device needs to re-determine the split screen mode according to the sum of the numbers of the first media information and the second media information.
  • This application determines how to properly display media information by judging the sum of the number of media information to be displayed and the displayed media information and the preset maximum split screen size, so that the display device can simultaneously display multiple device pushes Multiple media information, to achieve a multi-device multi-screen playback mode, which helps to disseminate a large amount of media information.
  • the method before the first device receives a screen projection request sent by a second device, the method further includes:
  • the first device sequentially decrements the preset value from N to 1 to obtain N number of split screens;
  • the first device divides a screen according to each number of split screens and obtains a corresponding split screen mode.
  • the set of split screen modes includes multiple split screens of N, split screens of N-1, and split screens of 1. Screen mode
  • the preset maximum number of multi-screens in this application is the upper limit of the multi-screen area displayed by the first device.
  • Each sub-screen number that is less than the maximum multi-screen has a corresponding multi-screen mode, corresponding to a different number of multi-screen areas. This method helps the first device quickly adjust the split-screen mode according to the number of media information, shortens the processing time, and improves the efficiency of the entire screen-casting process.
  • the first device stops the first The media information in the split screen area corresponding to a number is displayed, and the first device displays one or more of the first media information to be displayed in the split screen area corresponding to the first number, and then displays the remaining to be displayed Media information is displayed in the remaining split screen area.
  • the difference between the sum of the number of the first media information and the number of the second media information and the number of preset split screens is the number of the first number, that is, the number of media information that needs to be stopped, and Is the number of preemptions.
  • the defect of insufficient decoding capability of the first device can be solved by preemption, and the normal display.
  • a screen projection request after the first time point is rejected, and the first time point is when the number of received media information is equal to the preset value .
  • the method for displaying the media information by the first device may adopt the method of determining the split screen method according to the number of media information in this application, and when the number of received media information is greater than the preset number of split screens, certain inputs may be directly rejected.
  • the screen request to ensure the normal progress of the screen casting is beneficial to the normal work of the first device.
  • the first device performs After the first media information and the second media information are displayed in a screen area, the method further includes:
  • the first device If the first device receives the screen projection end request, the first device turns off the display of the media information corresponding to the screen projection end request;
  • the first device displays the remaining media information according to the split screen mode.
  • the first device when the first device receives a screen end request from another device, it will automatically decrement the number of divided screens, and readjust the divided screen mode based on the decremented divided screen number.
  • the divided screen area divided by the adjusted divided screen method The remaining media information is displayed inside.
  • the split screen mode of the first device can also be flexibly adjusted, which reflects the flexibility and practicability of the solution.
  • the method further includes:
  • the first device exits the projection mode.
  • the first device determines that the sum of the numbers of the first media information and the second media information is 0, it directly exits the screen projection mode, which can save a lot of system resources and reduce power consumption.
  • the determining the first number according to a priority rule includes:
  • the first number may be determined by a user designation or a series of priority rules, and the media information corresponding to the first number is to be Pre-empted media information and preset priority rules help improve the rationality of pre-emption methods.
  • the specification of the split screen area includes the size of the split screen area And location.
  • the size and position of the split screen area in this application can be reasonably set using a program, so that different types or different degrees of importance of media resources match their display resources, which helps to rationally allocate the screen of the first device and improve screen utilization .
  • a second aspect of the present invention provides a media information display device, including:
  • a receiving module configured to receive a screen projection request sent by a second device
  • a processing module configured to obtain the number of first media information and the number of second media information according to the screen-casting request, where the first media information is media information to be displayed pushed by a second device, and the second media The information is media information that has been displayed on the first device;
  • a processing module configured to, when the sum of the number of the first media information and the number of the second media information is less than or equal to a preset value, according to the number of the first media information and the number of the second media information
  • the sum of the numbers determines the split screen mode of the first device, where the split screen mode is used to indicate the number of divided split screen areas and the specifications of each split screen area, and the number of split screen areas is equal to the first A sum of the number of media information and the number of the second media information
  • a display module configured to display the first media information and the second media information in the split screen area according to the split screen mode.
  • the present application can simultaneously display multiple media information pushed by multiple devices through a receiving module, an acquisition module, a determining module, and a display module of the first device, so as to implement a multi-device and multi-screen playback mode, which is helpful for disseminating a large amount of media information.
  • the processing module is further configured to set a preset value N by receiving a user's instruction before the receiving module;
  • the processing module is further configured to sequentially decrease the preset value from N to 1 to obtain N divided screen numbers;
  • the processing module is further configured to divide the screen according to each number of split screens and obtain a corresponding split screen mode.
  • the set of split screen modes includes a number of split screens of N, a number of split screens of N-1 and a number of split screens of 1. Multiple split screen modes;
  • the processing module is further configured to separately number the split screen areas in each split screen mode.
  • each split screen number less than a preset value has a corresponding split screen method.
  • the split screen method can be directly called to divide the screen, shortening the processing time and improving This improves the efficiency of the entire screen-casting process.
  • the processing module is further configured to determine a first number according to a user instruction or a priority rule when a sum of the number of the first media information and the number of the second media information is greater than the preset value;
  • the processing module is further configured to stop displaying the media information in the split screen area corresponding to the first number
  • the display module is further configured to display the first media information in a split screen area corresponding to the first number.
  • a stop module and a display module may be used to resolve the defect of insufficient decoding capability of the first device through preemption. To ensure the normal display of the first device.
  • the receiving module is further configured to receive second media information pushed by a third device
  • the processing module is further configured to determine a corresponding split screen mode according to the number of the second media information when the number of the received media information is less than or equal to the preset value;
  • the display module is further configured to display the second media information in a split screen area according to the determined split screen mode, and the number of split screen areas in the determined split screen mode is equal to the second media information The number of
  • the processing module is configured to, when the number of received media information is greater than the preset value, reject a screen projection request after a first time point, where the first time point is the number of received media information When it is equal to the preset value.
  • the processing module is further configured to exit the projection mode when the sum of the number of the first media information and the number of the second media information is 0.
  • the exit module in the first device can make the first device directly exit the screen-casting mode when there is no screen-casting content, saving a lot of system resources and reducing power consumption.
  • the processing module is further configured to determine a first display duration of the media information in the first split screen area
  • the processing module is further configured to determine a second display duration of the media information in the second split screen area
  • the processing module is further configured to determine, according to the first display duration and the second display duration, that a number corresponding to a longer split screen area is a first number.
  • the preempted media information reflects the initiative of the user and the flexibility of the scheme.
  • the preset priority rules help improve the rationality of the preemption method.
  • the third aspect of the embodiments of the present application provides a computer program product containing instructions.
  • the computer program product runs on a computer, the computer causes the computer to execute the method for displaying media information as described in the first aspect of the embodiments of the present application.
  • a fourth aspect of the embodiments of the present application provides a computer-readable storage medium.
  • the computer-readable storage medium stores instructions, and when the computer-readable storage medium is run on a computer, the computer executes the media as described in the first aspect of the embodiment of the present application.
  • Information display method is described in the first aspect of the embodiment of the present application.
  • the first device is configured with multiple maximum screens and multiple screens obtained by sequentially decreasing the maximum screens.
  • the sum of the numbers of the first media information and the second media information is less than or equal to the maximum screens.
  • the first media information and the displayed second media information are all presented in multiple split screen areas under the determined split screen mode.
  • the first device can display multiple media information at the same time, among which multiple media information can come from multiple devices, so this solution can realize multi-device multi-screen playback mode, which can meet the different playback needs of multiple people, and enhances the mass application Active device experience.
  • FIG. 1 is a schematic diagram of a scene in which a mobile phone and a television perform screen casting behavior
  • FIG. 2 is a screen projection method in the prior art
  • FIG. 3 is a schematic diagram of an embodiment of a method for displaying media information according to an embodiment of the present application
  • FIG. 4 is a schematic flowchart of a method for displaying media information according to an embodiment of the present application
  • FIG. 5 is another schematic flowchart of a method for displaying media information according to an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a media information display device according to an embodiment of the present application.
  • the present application provides a method for displaying media information and a media information display device, which can simultaneously display multiple media information pushed by multiple devices, thereby achieving a multi-device multi-screen playback mode, satisfying different playback needs of multiple people, and enhancing applications.
  • Mobile screen projection can be divided into two methods: wired screen and wireless screen.
  • wired screen is connected to the mobile phone and TV through physical means such as data cable, and the contents of the mobile phone are displayed on the TV.
  • the wireless screen projection is to screen the content of the mobile phone to the screen projection device through a wireless connection method such as wireless fidelity (WI-FI) when the mobile phone and the screen projection device are in the same network.
  • WI-FI wireless fidelity
  • the mobile phone first establishes a connection with the TV, and then the mobile phone pushes the picture or video to be pushed to the TV through a screen-casting application, and the TV will The picture or video is displayed on its own display.
  • existing TVs and mobile phones can be installed with applications that support projection screen technology, so the mobile phone and TV can communicate through various protocols such as DNLA protocol, AirPlay protocol and Miracast protocol.
  • DNLA protocol DNLA protocol
  • AirPlay protocol Wireless Fidelity
  • Miracast protocol Miracast protocol
  • a mobile phone sends a screen-casting request to a screen-casting application through a Digital Living Network Alliance (DLNA) protocol;
  • DLNA Digital Living Network Alliance
  • the screen-casting application determines whether there is media information pushed by the B mobile phone on the television;
  • step 103 If there is media information pushed by the B mobile phone on the TV, the process proceeds to step 103; if there is no media information pushed by the B mobile phone, the process proceeds to 105;
  • the screen-casting application sends an end instruction to the television, and the end instruction is used to instruct the television to stop displaying the media information pushed by the mobile phone B.
  • the screen-casting application determines that the TV has media information pushed by the B-mobile phone, the screen-casting application sends an end instruction to the TV, the end instruction is used to instruct the TV to stop displaying the media information pushed by the B-mobile phone.
  • the screen-casting application disconnects the connection with the B mobile phone
  • the screen-casting application sends a screen-casting request response to A mobile phone
  • step 102 If the result determined in step 102 is that the TV does not have the media information pushed by mobile phone B, the screen-casting application directly sends a screen-casting request response to mobile phone A. If the result determined in step 102 is that the TV has the media message pushed by mobile phone B , Then steps 103 and 104 are executed in order, and after the screen-casting application disconnects from the mobile phone B, it will send a screen-casting request response to the mobile phone A to notify the mobile phone A to connect to the screen.
  • a phone pushes the media information to the screen-casting application
  • the screen-casting application displays the media information pushed by the A mobile phone on the television.
  • the DNLA protocol is used for a communication connection between a mobile phone and a television, and sends various requests and operation instructions to control the disconnection of the mobile phone from the television.
  • the DNLA application is the logical control center of the entire process. The most important role is to determine whether there is media information pushed by other devices on the current TV.
  • the role of the TV is to display media information such as pictures, music, and videos pushed by the user's mobile phone. This preemption mode of media information can only play a certain media resource pushed by a certain device, and cannot meet the multi-play requirements of the device.
  • the embodiment of the present application provides a media display method, which can display multiple media information pushed by multiple devices at the same time, so as to implement a multi-device multi-screen playback mode.
  • a schematic flowchart of a media display method according to an embodiment of the present application is shown in FIG. 3:
  • the first device receives a screen projection request sent by the second device.
  • the first device and the second device may be a wired connection or a wireless connection. To communicate through a wireless connection, the two devices must be in the same wireless local area network.
  • the purpose of the second device sending a screen projection request to the first device is to cause the first device to display the media information pushed by the second device.
  • the first device is usually a display device with a large screen, such as a home television, a commercial square television, and an advertising machine.
  • the second device may be a user's mobile phone, tablet, or personal computer, and generally has the advantages of being flexible, convenient, and easy to operate.
  • the embodiments of the present application do not limit the specific types of the first device and the second device.
  • the first device acquires the number of the first media information and the number of the second media information according to the screen casting request.
  • the first media information is the media information to be displayed pushed by the second device, and the second media information is the Media information displayed on the device;
  • the first media information in the embodiment of the present application refers to the media information to be displayed pushed by the second device
  • the second media information refers to the displayed media information pushed by the third device
  • the screen casting request will trigger the first device to determine The number of first media information and the number of second media information.
  • the second device and the third device in the embodiments of the present application may be a single number of mobile phones, tablets, or personal computers, or may be multiple mobile phones, tablets, or personal computers.
  • the number is not limited.
  • the number of media information pushed by the second device and the third device may be single or multiple, which is not limited herein.
  • a mobile phone wants to push video to the TV for display.
  • a mobile phone sends a screen projection request to the TV.
  • the screen projection request triggers the TV's DNLA application to count the number of videos displayed on the TV, and then adds The number of videos to be displayed corresponding to the screen projection request.
  • the first device adds 1 to the number of videos that have been displayed according to the corresponding screen projection request.
  • the first device adds m to the number of videos displayed.
  • multiple mobile phones (assuming y mobile phones) push video content to the TV, the first device requests the Add y to the number.
  • split-screen mode which is used to indicate the number of divided split-screen areas and the specifications of each split-screen area.
  • the number of split-screen areas is equal to the sum of the number of first media information and the number of second media information.
  • the TV When the TV receives a screen projection request from a mobile phone, it will count the sum of the media information to be displayed and the number of displayed media information corresponding to the screen projection request, and then judge the sum of the two numbers and the preset maximum split screen.
  • the number of split screens refers to how many split screen areas the device's screen is divided into. If it is determined that the sum of the two is less than or equal to the maximum number of split screens, then directly determine how many split screen regions the screen in the first device should be divided into, and the size and position of each split screen region based on the number of the two. . It should be noted that before this, the first device will set a series of split screen modes corresponding to different numbers of split screens.
  • the full screen of the first device can be Divided into 4 divided screen areas, the screen within the specified range can also be divided into 4 divided screen areas at the screen position designated by the first device, and the division method of full screen or non-full screen can be determined according to user instructions.
  • the first device displays the first media information and the second media information in the split screen area according to the split screen mode.
  • the first media information and the second media information are readjusted and displayed in each split screen area divided by the split screen mode.
  • the TV has displayed the media information pushed by other devices in the divided split screen area.
  • the method of selecting the split screen mode is also Determine the size of the media information to be displayed and the maximum number of split screens. Assume that before the A mobile phone is pushed, the media information to be displayed by other devices is 3, which is less than the maximum number of split screens of 5. Then, a split screen mode with a number of split screens of 3 is determined from the set of split screen modes. The screen is divided into three split screen areas, and then the three videos are displayed in the three split screen areas. After the display is successful, it becomes the second media information displayed in step 203. Then the first device detects a new When the video comes in, it will re-determine the split screen mode according to the newly requested video to be displayed and the number of videos that have been displayed.
  • the first device determines whether there is new media information access through the received screen casting request, and determines the sum of the number of the first media information and the number of the second media information and the maximum number of split screens, according to Choose different schemes to display media information in different situations.
  • the sum of the first media information and the second media information is less than the maximum number of split screens, all media information is displayed in a re-determined split screen mode.
  • Media information is displayed in a preemptive manner.
  • the method before the first device receives a screen projection request sent by the second device, the method further includes:
  • the system of the first device the TV
  • N split screen numbers can be obtained. Assuming that the maximum number of split screens N is 5, the number of split screens can be obtained in descending order.
  • Each split screen number has a corresponding split screen method, that is, how many split screen areas the screen is divided into, and The size and position of each split screen area, and each split screen area is numbered for selection.
  • FIG. 4 Another embodiment of the media information display method provided in this application is shown in FIG. 4,
  • a first device receives second media information pushed by a third device
  • the third device that pushed the second media information appears before the second device, that is, after the second media information pushed by the third device is successfully displayed on the first device, the first device then receives the media from the second device. information.
  • first and second appearing in the embodiments of the present application are only for distinguishing different devices, and do not represent specific timing relationships.
  • step 303 If the number of the received second media information is less than or equal to the preset value, the process proceeds to step 303, and if the number of the received second media information is greater than the preset value, the process proceeds to step 305.
  • the number of the second media information may be one or multiple, and the specific amount of the second media information is not limited herein.
  • the third device sends the second media information to the first device.
  • the second media information can be understood as the media information to be displayed. If the number of the second media information received by the first device is less than or equal to a preset maximum split screen Number, indicating that the number of media information is within the decoding capability of the first device at this time, so the split-screen method can be selected from the set of split-screen methods directly based on the number of second media information, and the selected method is based on the second media. The number of information determines the split screen mode, and the number of split screen areas included in the determined split screen mode should be the number of the second media information.
  • the determined split screen method should be A split-screen mode with 3 split-screen regions.
  • the three split-screen regions can be the same size or can be set to 3 split-screen regions of different sizes. If the split-screen regions are of different sizes, you can The degree of importance is flexible and determines that different videos are placed in split screen areas of different sizes.
  • the first device displays the second media information in the split screen area according to the determined split screen mode.
  • the number of the split screen areas included in the split screen mode is equal to the number of the second media information.
  • the first device If the number of received media information is greater than the maximum number of split screens, it means that the first device cannot display all the received multiple media information, so it is necessary to reject some screen casting behaviors.
  • the number of received media information is the maximum number of split screens, It indicates that the display capability of the first device has reached the upper limit. At this time, the first device will reject all screen projection requests after the first time point.
  • the first device receives a screen projection request sent by the second device.
  • step 306 is performed.
  • the first device obtains the number of the first media information and the number of the second media information according to the screen casting request.
  • the first media information is the media information to be displayed pushed by the second device, and the second media information is the Media information displayed on the device;
  • the first device can determine the number of the first media information according to the number of screen projection requests, and then the first device counts the sum of the first media information and the number of the displayed second media information.
  • step 309 is performed, and if the sum of the number of the first media information and the number of the second media information is greater than the preset value If yes, go to step 311.
  • the split screen mode is used to indicate the number of split screen areas and the specifications of each split screen area.
  • the number of split screen areas is equal to the sum of the number of the first media information and the number of the second media information;
  • step 303 is similar to step 303 (in the case where the number of received media information is less than the maximum number of split screens), but this step adds the first media information.
  • the split screen mode can be directly determined according to the number of media information.
  • the first device displays the first media information and the second media information in the split screen area according to the split screen mode.
  • the first number in the embodiment of the present application is Preempt the number of the sub-screen area where the video is located. This number can be selected by the user and then sent to the first device by an instruction with the first number. After the first device receives the user's instruction, the sub-screen area corresponding to the first number Preemption.
  • the preempted split screen area can also be determined according to priority rules. For example, the preempted split screen area is determined by judging the video display time in multiple split screen areas. Specifically, it is assumed that the video in the first split screen area has been displayed.
  • the priority rule can also be determined in other ways, for example, the priority is specified according to the importance of the video type, and the priority of the video of the news type is higher than that of the entertainment type. Then there are two types of media and the first media information When the sum of the number and the number of the second media information is greater than the preset value, the entertainment video is preferentially preempted, and the specific priority preemption method is not limited herein.
  • the number of the first number is determined according to the difference between the sum of the number of the first media information and the number of the second media information and the preset value. Specifically, it is assumed that the first media information to be displayed is 3 videos, which have been displayed in The number of second media information on the first device is also 3 videos, and the preset maximum number of split screens is 5, so the sum of the two is greater than the maximum number of split screens, and the difference is 1, then the number of the first numbered The number is one, which means that one video needs to be determined from the three videos that have been displayed, the video is preempted, and the corresponding number of this video is the first number mentioned in this application, and then the first device stops For this video display, leave the free split screen area for one of the videos to be displayed.
  • the first device disconnects the device corresponding to the first number and stops displaying the media information in the split screen area corresponding to the first number.
  • the split screen area corresponding to the first number is used to display a subset of the first media information.
  • the first device After the first device determines the preempted first number, it stops displaying the media information in the split screen area corresponding to the first number, and leaves the free split screen area to one or more videos in the media information to be displayed.
  • the embodiment of the present application determines the size relationship between the sum of the number of the first media information to be displayed and the number of the displayed second media information and the maximum number of split screens to determine how to display the media information.
  • the split screen method may be determined according to the sum of the numbers of the first media information and the second media information.
  • video preemption is required. In the above manner, multiple media information from multiple devices can be displayed on the first device at the same time, so as to meet the playback needs of multiple people as much as possible.
  • FIG. 5 includes:
  • Steps 401 to 412 are similar to steps 301 to 312 in the previous embodiment, and details are not described herein again.
  • step 410 or 412 After step 410 or 412:
  • the first device If the first device receives the screen projection end request, the first device turns off the display of the media information corresponding to the screen projection end request;
  • the first device subtracts 1 from the number of split screens to obtain a new number of split screens, and re-determines a new split screen method from a set of split screen modes according to the new number of split screens;
  • the number of the first media information and the number of the second media information may be judged to determine whether the sum of the two is zero.
  • the sum of the two pieces of media information is 0, it means that there is no content to be screened, so the first device exits the screen-casting mode.
  • An embodiment of the present application further provides a media information display device.
  • the device 50 includes:
  • a receiving module 501 configured to receive a screen projection request sent by a second device
  • the processing module 502 is configured to obtain the number of the first media information and the number of the second media information according to the screen casting request.
  • the first media information is media information to be displayed pushed by the second device, and the second media information is Media information displayed on a device;
  • a processing module 502 configured to determine when the sum of the number of the first media information and the number of the second media information is less than or equal to a preset value, and determine according to the sum of the number of the first media information and the number of the second media information
  • the split screen mode of the first device is used to indicate the number of divided split screen areas and the specifications of each split screen area.
  • the number of split screen areas is equal to the number of the first media information and the number of the second media information.
  • the display module 503 is configured to display the first media information and the second media information in the split screen area according to the split screen mode.
  • the first device uses multiple module functions to determine the sum of the number of media information to be displayed and the displayed media information and the preset maximum number of split screens, and uses different displays according to different situations.
  • the method displays the media information so that the first device can display multiple media information pushed by multiple devices at the same time, so as to implement a multi-device multi-screen playback mode.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the processing module 502 is further configured to set a preset value N by receiving a user's instruction before the receiving module;
  • the processing module 502 is further configured to sequentially decrease the preset value from N to 1 to obtain N sub-screen numbers;
  • the processing module 502 is further configured to divide the screen according to each number of split screens and obtain a corresponding split screen mode.
  • the set of split screen modes includes a number of split screens of N, a number of split screens of N-1 and a number of split screens of 1.
  • the processing module 502 is further configured to separately number the split screen areas in each split screen mode.
  • This application can determine the upper limit of the number of split screen areas according to the decoding capability of the first device, that is, how many split screen areas can be used to display media information at the same time, and set in advance through the setting module, which is less than each minute of the maximum split screen number.
  • the number of screens has a corresponding split screen method, corresponding to a different number of split screen regions. This method helps the first device quickly adjust the split screen method according to the number of media information, shorten the processing time, and improve the entire screen casting process. s efficiency.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the processing module 502 is further specifically configured to determine the first number according to a user instruction or a priority rule when the sum of the number of the first media information and the number of the second media information is greater than a preset value;
  • the processing module 502 is further configured to stop displaying the media information in the split screen area corresponding to the first number;
  • the display module 503 is further configured to display the first media information in a split screen area corresponding to the first number.
  • a defect of insufficient decoding capability of the first device may be solved by preemption to ensure normal display of the first device.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the receiving module 501 is further configured to receive second media information pushed by a third device;
  • the processing module 502 is further configured to determine a corresponding split screen mode according to the number of the second media information when the number of the received media information is less than or equal to a preset value;
  • the display module 503 is further configured to display the second media information in the split screen area according to the determined split screen mode, and the number of split screen areas in the determined split screen mode is equal to the number of the second media information;
  • the processing module 502 is further configured to reject the screen projection request after the first time point when the number of received media information is greater than a preset value, and the first time point is when the number of received media information is equal to the preset value.
  • this application may directly reject some screen casting requests to ensure the normal screen casting, which is beneficial to the normal work of the first device.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the processing module 502 is further configured to stop displaying the media information indicated by the screen casting end request when the first device receives the screen casting end request;
  • the processing module 502 is further configured to reduce the current number of divided screens by 1 to obtain a new number of divided screens;
  • the processing module 502 is further configured to re-determine the split screen mode from a set of split screen modes according to the new number of split screens;
  • the processing module 502 is further configured to display the remaining media information according to the split screen mode.
  • the split screen mode of the first device when the amount of media information changes, the split screen mode of the first device can also be flexibly adjusted, which reflects the flexibility and practicability of the solution.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the processing module is further configured to exit the projection mode when the sum of the number of the first media information and the number of the second media information is 0.
  • another embodiment of the media information display device provided in this embodiment of the present application includes:
  • the processing module 502 is further configured to determine a first display duration of the media information in the first split screen area
  • the processing module 502 is further configured to determine a second display duration of the media information in the second split screen area
  • the processing module 502 is further configured to determine, according to the first display duration and the second display duration, that the number corresponding to the longer split screen area is the first number.
  • the first number may be determined by a user instruction or a series of priority rules.
  • the preset priority rules help Improve the rationality of preemptive methods.
  • the computer program product includes one or more computer instructions.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable devices.
  • the computer instructions may be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be from a website site, a computer, a server, or a data center. Transmission to another website site, computer, server, or data center through wired (such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave, etc.).
  • wired such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)
  • wireless such as infrared, wireless, microwave, etc.
  • the computer-readable storage medium may be any available medium that can be stored by a computer or a data storage device such as a server, a data center, and the like that includes one or more available medium integration.
  • the available medium may be a magnetic medium (for example, a floppy disk, a hard disk, a magnetic tape), an optical medium (for example, a DVD), or a semiconductor medium (for example, a solid state disk (Solid State Disk (SSD)), and the like.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the unit is only a logical function division.
  • multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, which may be electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit.
  • the above integrated unit may be implemented in the form of hardware or in the form of software functional unit.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially a part that contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, which is stored in a storage medium , Including a number of instructions to enable a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method described in each embodiment of the present application.
  • the foregoing storage media include: U disks, mobile hard disks, read-only memories (ROMs), random access memories (RAMs), magnetic disks or compact discs and other media that can store program codes .

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

L'invention concerne un procédé d'affichage d'informations multimédia, comprenant les étapes suivantes : un premier dispositif reçoit une demande de projection d'écran envoyée par un second dispositif ; le premier dispositif obtient le nombre de premières informations multimédia et le nombre de secondes informations multimédia en fonction de la demande de projection d'écran, les premières informations multimédia étant des informations multimédia à afficher distribuées sélectivement par le second dispositif, et les secondes informations multimédia étant des informations multimédia qui ont été affichées sur le premier dispositif ; si la somme du nombre de premières informations multimédia et du nombre de secondes informations multimédia est inférieure ou égale à une valeur prédéfinie, déterminer un mode d'écran partagé du premier dispositif en fonction de la somme du nombre de premières informations multimédia et du nombre de secondes informations multimédia ; et le premier dispositif affiche les premières informations multimédia et les secondes informations multimédia dans des zones d'écran partagé en fonction du mode d'écran partagé. La présente solution peut permettre un mode de lecture multi-écran multi-dispositif, satisfaire à différentes exigences de lecture de multiples personnes, et améliorer l'expérience de dispositif appliquée à des activités de masse.
PCT/CN2018/093261 2018-06-28 2018-06-28 Procédé d'affichage d'informations multimédia et appareil d'affichage d'informations multimédia WO2020000291A1 (fr)

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CN201880093131.5A CN112075074A (zh) 2018-06-28 2018-06-28 一种媒体信息显示方法及媒体信息显示装置
PCT/CN2018/093261 WO2020000291A1 (fr) 2018-06-28 2018-06-28 Procédé d'affichage d'informations multimédia et appareil d'affichage d'informations multimédia

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