CN109558009A - Video broadcasting method, mobile terminal and computer readable storage medium - Google Patents

Video broadcasting method, mobile terminal and computer readable storage medium Download PDF

Info

Publication number
CN109558009A
CN109558009A CN201811462248.4A CN201811462248A CN109558009A CN 109558009 A CN109558009 A CN 109558009A CN 201811462248 A CN201811462248 A CN 201811462248A CN 109558009 A CN109558009 A CN 109558009A
Authority
CN
China
Prior art keywords
video
user
mobile terminal
suspension windows
suspension
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201811462248.4A
Other languages
Chinese (zh)
Inventor
覃攀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nubia Technology Co Ltd
Original Assignee
Nubia Technology Co Ltd
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.)
Filing date
Publication date
Application filed by Nubia Technology Co Ltd filed Critical Nubia Technology Co Ltd
Priority to CN201811462248.4A priority Critical patent/CN109558009A/en
Publication of CN109558009A publication Critical patent/CN109558009A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G06F3/013Eye tracking input arrangements
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0481Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Telephone Function (AREA)

Abstract

The invention discloses a kind of video broadcasting methods, this method comprises: in video display process, when monitoring the Home key of the mobile terminal by touch-control, video player is switched to running background mode, and shows to include default suspension control using desktop;When monitoring that the mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, judge eyes of user watches whether position is position where the default suspension control attentively;If the fixation position of eyes of user is set to the position where the default suspension control, in a manner of suspension windows in the application desktop, continue to play video by the video playing journey device of running background.The invention also discloses a kind of mobile terminal and computer readable storage mediums.The present invention can be improved the convenience that user watches video.

Description

Video broadcasting method, mobile terminal and computer readable storage medium
Technical field
The present invention relates to the technical field of mobile terminal more particularly to a kind of video broadcasting methods, mobile terminal and calculating Machine readable storage medium storing program for executing.
Background technique
With the rapid development of mobile terminals, the function of mobile terminal is more and more, including the broadcasting of video playing, audio, Voice communication and video calling etc., user can also further extend the function of mobile terminal by installing application program.Mesh Before, mobile terminal, in the case where needing to run other applications or Home key by touch-control, needs in video display process Break of video plays, to run other applications or display desktop.
However, in video display process, the case where being missed there are user and touch Home key, and video playing is caused to be interrupted, also There are Home keys by after touch-control, and mobile terminal only shows desktop, without executing remaining operation, such as answers and makes a phone call, initiates Video or voice-enabled chat, the case where break of video is played, in above-mentioned two situations, user if it is desired to watch video again, User's operation mobile terminal is then needed, allows mobile terminal that video playing process is transferred back to foreground, is not easy to use Video is watched at family.Therefore, how improving user and watching the convenience of video is current urgent problem to be solved.
Summary of the invention
The main purpose of the present invention is to provide a kind of video broadcasting method, mobile terminal and computer-readable storage mediums Matter, it is intended to improve the convenience that user watches video.
To achieve the above object, the present invention provides a kind of video broadcasting method, and the video broadcasting method includes following step It is rapid:
In video display process, when monitoring the Home key of the mobile terminal by touch-control, video player is cut It is changed to running background mode, and shows to include default suspension control using desktop;
When monitoring that the mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, judge Eyes of user watches whether position is position where the default suspension control attentively;
If the fixation position of eyes of user is set to the position where the default suspension control, in a manner of suspension windows In the application desktop, continue to play video by the video playing journey device of running background.
Optionally, the foundation presets line-of-sight detection algorithm, and judge eyes of user watches whether position is described default attentively The step of position where suspension control includes:
Acquire user's face image, and the infrared external reflection light received according to preset several infrared sensors, from described User's eyes image is cut out in user's face image;
According to user's eyes image, user's direction of visual lines is determined, and according to each in several infrared sensors The position of infrared sensor determines the infrared sensor being located on user's direction of visual lines;
Determine the infrared external reflection luminous intensity for each infrared sensor being located on user's direction of visual lines, and described in judgement Whether the infrared sensor that infrared external reflection luminous intensity is greater than or equal to preset strength is located at the position where the default suspension control It sets;
If the infrared sensor that the infrared external reflection luminous intensity is greater than or equal to preset strength is located at the default suspension control Position where part, it is determined that the fixation position of eyes of user is set to the position where the default suspension control.
Optionally, according to user's eyes image, the step of determining user's direction of visual lines, includes:
Partial enlargement is carried out to user's eyes image, to obtain partial enlargement image, and according to the partial enlargement Image determines user's direction of visual lines.
Optionally, it is described in a manner of suspension windows in the application desktop, pass through the video playing journey of running background Device continue play video the step of include:
When the video playing progress that acquisition is recorded when the video playing journey device is switched to running background mode is corresponding Punctum;
A suspension windows are shown in the application desktop, and according to the moment point, are broadcast by the video of running background It puts journey device and puts video in suspension windows relaying continued broadcasting.
Optionally, the step of showing a suspension windows in the application desktop include:
Default suspension windows parameter is obtained, and according to the default suspension windows parameter, is shown in the application desktop Corresponding suspension windows.
Optionally, pause button, video progress bar, close button, windows exchange button are provided in the suspension windows With played in full screen button, wherein;
The pause button, for controlling the broadcasting and pause of video;
The video progress bar, for showing video playing progress;
The close button exits the suspension windows for clicking;
The windows exchange button, the switching for the video player and the suspension windows;
The played in full screen button, for clicking played in full screen video.
Optionally, it is described in a manner of suspension windows in the application desktop, pass through the video playing journey of running background Device continued after the step of playing video, further includes:
When monitoring the operational order of the suspension windows, according to the operational order, the suspension windows are determined Metamorphosis parameter;
The display form of the suspension windows is adjusted according to the metamorphosis dynamic state of parameters, wherein the display form Including display position and/or display size.
Optionally, it is described in a manner of suspension windows in the application desktop, pass through the video playing journey of running background Device continued after the step of playing video, further includes:
When monitoring application program operating instruction, the operation interface of corresponding application program is shown;
In a manner of suspension windows in the operation interface, continue to play view by the video playing journey device of running background Frequently.
In addition, to achieve the above object, the present invention also provides a kind of mobile terminal, the mobile terminal include: memory, Processor and it is stored in the computer program that can be run on the memory and on the processor, the computer program quilt The step of processor realizes video broadcasting method as described above when executing.
In addition, to achieve the above object, it is described computer-readable the present invention also provides a kind of computer readable storage medium Video reproduction program is stored on storage medium, the video reproduction program realizes video as described above when being executed by processor The step of playback method.
A kind of video broadcasting method, mobile terminal and the computer readable storage medium that the embodiment of the present invention proposes, are regarding In frequency playing process, when monitoring the Home key of mobile terminal by touch-control, video player is switched to running background mode, And show to include that default suspension control applies desktop, then when monitoring that mobile terminal is not carried out the operation of preset kind When, according to line-of-sight detection algorithm is preset, judge eyes of user watches whether position is the position preset where suspension control attentively, such as The fixation position of fruit eyes of user is set to the position where default suspension control, then in a manner of suspension windows in application desktop, Continue to play video by the video playing journey device of running background, by the above-mentioned means, in video display process, Home key quilt When touch-control, if mobile terminal is not carried out the operation of preset kind, and the default suspension that user can show by eye gaze Control greatly improves user's viewing so that mobile terminal in a manner of suspension windows, continues to play the video of running background The convenience of video.
Detailed description of the invention
A kind of hardware structural diagram of Fig. 1 mobile terminal of each embodiment to realize the present invention;
Fig. 2 is a kind of communications network system architecture diagram provided in an embodiment of the present invention;
Fig. 3 is the flow diagram of video broadcasting method first embodiment of the present invention;
Fig. 4 is the schematic diagram of a scenario that desktop is applied in first embodiment of the invention;
Fig. 5 is the schematic diagram of a scenario of suspension windows in first embodiment of the invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, plate Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable Media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer etc. move The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special Except element for moving purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware structural diagram of its mobile terminal of each embodiment to realize the present invention, the shifting Dynamic terminal 100 may include: RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit 103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1 Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal may include components more more or fewer than diagram, Perhaps certain components or different component layouts are combined.
It is specifically introduced below with reference to all parts of the Fig. 1 to mobile terminal:
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station Downlink information receive after, to processor 110 handle;In addition, the data of uplink are sent to base station.In general, radio frequency unit 101 Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating Frequency unit 101 can also be communicated with network and other equipment by wireless communication.Any communication can be used in above-mentioned wireless communication Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102 Sub- mail, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 1 shows Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need It to omit within the scope of not changing the essence of the invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100 When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is received or The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103 Audio output relevant to the specific function that mobile terminal 100 executes can also be provided (for example, call signal receives sound, disappears Breath receives sound etc.).Audio output unit 103 may include loudspeaker, buzzer etc..
A/V input unit 104 is for receiving audio or video signal.A/V input unit 104 may include graphics processor (Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042 Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case where telephone calling model. Microphone 1042 can be implemented various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition) The noise generated during frequency signal or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify the application of mobile phone posture (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.; The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal Family setting and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect the touch operation of user on it or nearby (for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071 Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band The signal come, transmits a signal to touch controller;Touch controller receives touch information from touch detecting apparatus, and by it It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel 1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc. It is one or more, specifically herein without limitation.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel 1061 be the function that outputs and inputs of realizing mobile terminal as two independent components, but in certain embodiments, it can The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example, External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can mainly include storing program area The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function Sound playing function, image player function etc.) etc.;Storage data area can store according to mobile phone use created data (such as Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, it can also include non-easy The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place Managing device 110 may include one or more processing units;Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111 Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
As shown in Figure 1, as may include that operating system, network are logical in a kind of memory 109 of computer storage medium Letter module, Subscriber Interface Module SIM and video reproduction program, processor 110 can be used for calling the view stored in memory 109 Frequency playing program, and execute following steps:
In video display process, when monitoring the Home key of the mobile terminal by touch-control, video player is cut It is changed to running background mode, and shows to include default suspension control using desktop;
When monitoring that the mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, judge Eyes of user watches whether position is position where the default suspension control attentively;
If the fixation position of eyes of user is set to the position where the default suspension control, in a manner of suspension windows In the application desktop, continue to play video by the video playing journey device of running background.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
Acquire user's face image, and the infrared external reflection light received according to preset several infrared sensors, from described User's eyes image is cut out in user's face image;
According to user's eyes image, user's direction of visual lines is determined, and according to each in several infrared sensors The position of infrared sensor determines the infrared sensor being located on user's direction of visual lines;
Determine the infrared external reflection luminous intensity for each infrared sensor being located on user's direction of visual lines, and described in judgement Whether the infrared sensor that infrared external reflection luminous intensity is greater than or equal to preset strength is located at the position where the default suspension control It sets;
If the infrared sensor that the infrared external reflection luminous intensity is greater than or equal to preset strength is located at the default suspension control Position where part, it is determined that the fixation position of eyes of user is set to the position where the default suspension control.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
Partial enlargement is carried out to user's eyes image, to obtain partial enlargement image, and according to the partial enlargement Image determines user's direction of visual lines.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
When the video playing progress that acquisition is recorded when the video playing journey device is switched to running background mode is corresponding Punctum;
A suspension windows are shown in the application desktop, and according to the moment point, are broadcast by the video of running background It puts journey device and puts video in suspension windows relaying continued broadcasting.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
Default suspension windows parameter is obtained, and according to the default suspension windows parameter, is shown in the application desktop Corresponding suspension windows.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
When monitoring the operational order of the suspension windows, according to the operational order, the suspension windows are determined Metamorphosis parameter;
The display form of the suspension windows is adjusted according to the metamorphosis dynamic state of parameters, wherein the display form Including display position and/or display size.
Further, processor 110 can be used for calling the video reproduction program stored in memory 109, also execute with Lower step:
When monitoring application program operating instruction, the operation interface of corresponding application program is shown;
In a manner of suspension windows in the operation interface, continue to play view by the video playing journey device of running background Frequently.
Wherein, the specific embodiment of mobile terminal of the present invention and each embodiment of following video broadcasting methods are essentially identical, Therefore not to repeat here.
Embodiment to facilitate the understanding of the present invention, the communications network system that mobile terminal of the invention is based below into Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system architecture diagram provided in an embodiment of the present invention, the communication network system System is the LTE system of universal mobile communications technology, which includes UE (User Equipment, the use of successively communication connection Family equipment) (the land Evolved UMTS Terrestrial Radio Access Network, evolved UMTS 201, E-UTRAN Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation 204。
Specifically, UE201 can be above-mentioned terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203, ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS (Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way, Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers Such as the function of home location register (not shown) etc, and preserves some related service features, data rates etc. and use The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201 Address distribution and other functions, PCRF2036 are strategy and the charging control strategic decision-making of business data flow and IP bearing resource Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art should know the present invention is not only Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with And the following new network system etc., herein without limitation.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
The present invention provides a kind of video broadcasting method.
It is the flow diagram of video broadcasting method first embodiment of the present invention referring to Fig. 3, Fig. 3;
In the present embodiment, which includes:
Step S101, in video display process, when monitoring the Home key of mobile terminal by touch-control, by video playing Device is switched to running background mode, and shows to include default suspension control using desktop;
In the present embodiment, in video display process, whether the Home key of mobile terminal is monitored by touch-control, when monitoring to move When the Home key of dynamic terminal is by touch-control, the video player for playing video is switched to running background mode by mobile terminal, and is remembered The corresponding moment point of video playing progress is recorded, mobile terminal shows to include default suspension control using desktop at this time.Wherein, When monitoring the default suspension control by touch-control, video player is switched to front stage operation mode by mobile terminal, and is obtained The corresponding moment point of video playing progress of record continues to play video then according to the moment point.On it should be noted that Size, shape and the type for stating default suspension control can be configured by those skilled in the art based on actual conditions, this reality It applies example and this is not especially limited.
Wherein, above-mentioned default suspension control can be to answer using any position in desktop in the display position of application desktop It,, can in specific implementation in order not to allow suspension control to block using the application icon in desktop with showing application icon in desktop With no the position of display application icon does not show suspension control in application desktop, or controlled according to certain transparency to suspending Part makees transparent processing, so as to avoid suspension control from blocking application icon.Fig. 4 is the field that desktop is applied in the embodiment of the present invention Scape schematic diagram as shown in figure 4, mobile terminal is shown using desktop, and also shows application icon in the application desktop shown With default suspension control.
Step S102, when monitoring that mobile terminal is not carried out the operation of preset kind, foundation presets line-of-sight detection algorithm, Judge eyes of user watches whether position is the position preset where suspension control attentively;
In the present embodiment, mobile terminal shows to include default suspension control using after desktop, monitors mobile terminal The operation for whether executing preset kind is examined when monitoring that mobile terminal is not carried out the operation of preset kind according to sight is preset Method of determining and calculating, judge eyes of user watches whether position is the position preset where suspension control attentively.It should be noted that default class The operation of type is any one of receive calls, make a phone call, initiating video or voice-enabled chat and play audio operation.Thus may be used Know, when monitoring that mobile terminal does not receive calls, makes a phone call, initiates video or voice-enabled chat and play audio, judgement Eyes of user watches whether position is the position preset where suspension control attentively.
Wherein, line-of-sight detection algorithm is preset to include line-of-sight detection algorithm based on image, calculate based on infrared line-of-sight detection Method and combination image and infrared line-of-sight detection algorithm, the present embodiment in conjunction with image with infrared line-of-sight detection algorithm to be solved Explanation is released, specifically, mobile terminal acquires user's face image by front camera, and passes through preset several infrared sensings Built-in infrared light source in device emits infrared light, anti-in the height of human body eye according to infrared light after infrared light reaches eyes of user Principle is penetrated, eyes of user can reflect infrared light, i.e. infrared external reflection light, receive eyes of user by preset several infrared sensors The infrared external reflection light of return;Then the infrared external reflection light that mobile terminal is received according to preset several infrared sensors, from User's eyes image is cut out in the face-image of family, and according to user's eyes image, determines user's direction of visual lines, and according to several The position of each infrared sensor in infrared sensor determines the infrared sensor being located on user's direction of visual lines;Finally determine The infrared external reflection luminous intensity of each infrared sensor on user's direction of visual lines, and judge infrared external reflection luminous intensity be greater than or Whether it is located at the position where default suspension control equal to the infrared sensor of preset strength, if infrared external reflection luminous intensity is greater than Or it is located at the position where default suspension control equal to the infrared sensor of preset strength, it is determined that eyes of user watches position attentively To preset the position where suspension control.It should be noted that above-mentioned preset strength can be based on reality by those skilled in the art Situation is configured, and the present embodiment is not especially limited this.
Further, which cuts after obtaining user's eyes image, carries out part to user's eyes image and puts Greatly, i.e., partial enlargement is carried out to the eyeball image in user's eyes image, to obtain partial enlargement image, and according to partial enlargement Image determines user's direction of visual lines, further improves the accuracy of user's direction of visual lines.
Step S103, if the fixation position of eyes of user is set to the position where default suspension control, with suspension windows Mode continues to play video by the video playing journey device of running background in application desktop.
In the present embodiment, if the fixation position of eyes of user is set to the position where default suspension control, mobile terminal In a manner of suspension windows in application desktop, continues to play video by the video playing journey device of running background, that is, pass through Suspension windows are thrown to using in desktop by Window Manager, and by the video playing journey device of running background in the suspension Video is put in window relaying continued broadcasting.It is the schematic diagram of a scenario of suspension windows in the embodiment of the present invention referring to Fig. 5, Fig. 5, as shown in figure 5, Mobile terminal is shown using desktop, and also shows application icon and suspension windows in the application desktop shown.
Specifically, acquisition for mobile terminal video playing journey device is switched to the video playing progress recorded when running background mode Corresponding moment point, and this using a suspension windows are shown in desktop, then according to the moment point, pass through the view of running background Frequency plays journey device and puts video in suspension windows relaying continued broadcasting.Wherein, the specific implementation of suspension windows obtains for mobile terminal Take default suspension windows parameter, and preset suspension windows parameter according to this, this using showing corresponding suspension windows in desktop, I.e. by Window Manager, addView (View, LayoutParams) method and default suspension windows parameter, will correspond to Suspension windows be thrown to using in desktop.Wherein, presetting suspension windows parameter includes View parameter and LayoutParams ginseng It counts, the View parameter, data needed for the main interface including suspension windows to be put, which encapsulates outstanding The various informations such as the size and location of floating window mouth allow suspension windows to appear in movement according to reasonable size and position In the application desktop of terminal.
Wherein, pause button, video progress bar, close button, windows exchange button are provided in the suspension windows of display With played in full screen button, the pause button, for controlling the broadcasting and pause of video, the video progress bar, for showing video Playback progress, user can be by pulling progress bar, fast forward and fast reverse video;The close button exits suspension windows for clicking, I.e. user can be by clicking the close button, so that mobile terminal exits suspension windows;The windows exchange button, for regarding The switching of frequency player and suspension windows, i.e. user can be by window switching push buttons, in video player and suspension windows Between switching play video;The played in full screen button, for clicking played in full screen video, i.e., user full frame can be broadcast by clicking this Button is put, so that the entire of suspension windows covering mobile terminal applies desktop, thus played in full screen video.It should be noted that The position of above-mentioned pause button, video progress bar, close button, windows exchange button and played in full screen button in suspension windows It sets, can be configured by those skilled in the art based on actual conditions, the present embodiment is not especially limited this, it is preferable that temporarily Stop that the lower left corner of suspension windows is arranged in button, the right side of suspension windows is arranged in video progress bar, close button setting is outstanding The upper left corner of suspension windows is arranged in the upper right corner of floating window mouth, windows exchange button, played in full screen button is arranged in suspension windows The lower right corner.
Further, when monitoring the operational order of the suspension windows, according to the operational order, the suspension windows are determined Metamorphosis parameter, and adjust according to the metamorphosis dynamic state of parameters display form of the suspension windows, wherein the display shape State includes display position and/or display size, i.e. the size and location of suspension windows is adjustable.
In the present embodiment, the present invention is in video display process, will when monitoring the Home key of mobile terminal by touch-control Video player is switched to running background mode, and shows to include that default suspension control applies desktop, then when monitoring When mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, judge that the position of watching attentively of eyes of user is The no position for where default suspension control, if the fixation position of eyes of user is set to the position where default suspension control, In a manner of suspension windows in application desktop, continue to play video by the video playing journey device of running background, by above-mentioned Mode, in video display process, when Home key is by touch-control, if mobile terminal is not carried out the operation of preset kind, and user The default suspension control that can be shown by eye gaze, so that mobile terminal in a manner of suspension windows, continues to play backstage The video of operation greatly improves the convenience that user watches video.
Further, it is based on above-mentioned first embodiment, proposes the second embodiment of video broadcasting method of the present invention, and it is preceding The difference for stating embodiment is, when monitoring application program operating instruction, runs corresponding application program, and show corresponding The operation interface of application program passes through the video playing of running background then in a manner of suspension windows in the operation interface Journey device continues to play video, that is, the video playing progress of the video playing journey device recorded when obtaining triggering application program operating instruction Corresponding moment point, and a suspension windows are shown in the operation interface, i.e., suspension windows are launched by Window Manager Into operation interface, then according to the moment point, continued broadcasting is relayed in the suspension windows by the video playing journey device of running background Put video.
In the present embodiment, the present invention is put by suspension windows in the operation interface relaying continued broadcasting of currently operation application program Video, user can improve the convenience that user watches video to operate application program when seeing video.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium On be stored with video reproduction program, the video reproduction program performs the steps of when being executed by processor
In video display process, when monitoring the Home key of the mobile terminal by touch-control, video player is cut It is changed to running background mode, and shows to include default suspension control using desktop;
When monitoring that the mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, judge Eyes of user watches whether position is position where the default suspension control attentively;
If the fixation position of eyes of user is set to the position where the default suspension control, in a manner of suspension windows In the application desktop, continue to play video by the video playing journey device of running background.
Further, it is performed the steps of when the video reproduction program is executed by processor
Acquire user's face image, and the infrared external reflection light received according to preset several infrared sensors, from described User's eyes image is cut out in user's face image;
According to user's eyes image, user's direction of visual lines is determined, and according to each in several infrared sensors The position of infrared sensor determines the infrared sensor being located on user's direction of visual lines;
Determine the infrared external reflection luminous intensity for each infrared sensor being located on user's direction of visual lines, and described in judgement Whether the infrared sensor that infrared external reflection luminous intensity is greater than or equal to preset strength is located at the position where the default suspension control It sets;
If the infrared sensor that the infrared external reflection luminous intensity is greater than or equal to preset strength is located at the default suspension control Position where part, it is determined that the fixation position of eyes of user is set to the position where the default suspension control.
Further, it is performed the steps of when the video reproduction program is executed by processor
Partial enlargement is carried out to user's eyes image, to obtain partial enlargement image, and according to the partial enlargement Image determines user's direction of visual lines.
Further, it is performed the steps of when the video reproduction program is executed by processor
When the video playing progress that acquisition is recorded when the video playing journey device is switched to running background mode is corresponding Punctum;
A suspension windows are shown in the application desktop, and according to the moment point, are broadcast by the video of running background It puts journey device and puts video in suspension windows relaying continued broadcasting.
Further, it is performed the steps of when the video reproduction program is executed by processor
Default suspension windows parameter is obtained, and according to the default suspension windows parameter, is shown in the application desktop Corresponding suspension windows.
Further, be provided in the suspension windows pause button, video progress bar, close button, windows exchange by Button and played in full screen button, wherein;
The pause button, for controlling the broadcasting and pause of video;
The video progress bar, for showing video playing progress;
The close button exits the suspension windows for clicking;
The windows exchange button, the switching for the video player and the suspension windows;
The played in full screen button, for clicking played in full screen video.
Further, it is performed the steps of when the video reproduction program is executed by processor
When monitoring the operational order of the suspension windows, according to the operational order, the suspension windows are determined Metamorphosis parameter;
The display form of the suspension windows is adjusted according to the metamorphosis dynamic state of parameters, wherein the display form Including display position and/or display size.
Further, it is performed the steps of when the video reproduction program is executed by processor
When monitoring application program operating instruction, the operation interface of corresponding application program is shown;
In a manner of suspension windows in the operation interface, continue to play view by the video playing journey device of running background Frequently.
The specific embodiment of computer readable storage medium of the present invention and each embodiment of above-mentioned video broadcasting method are basic Identical, therefore not to repeat here.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the system that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or system institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or system.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art The part contributed out can be embodied in the form of software products, which is stored in one as described above In storage medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that terminal device (it can be mobile phone, Computer, server, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills Art field, is included within the scope of the present invention.

Claims (10)

1. a kind of video broadcasting method, which is characterized in that be applied to mobile terminal, the video broadcasting method includes following step It is rapid:
In video display process, when monitoring the Home key of the mobile terminal by touch-control, video player is switched to Running background mode, and show to include default suspension control using desktop;
When monitoring that the mobile terminal is not carried out the operation of preset kind, according to line-of-sight detection algorithm is preset, user is judged Eyes watch whether position is position where the default suspension control attentively;
If the fixation position of eyes of user is set to the position where the default suspension control, described in a manner of suspension windows Using in desktop, broadcasting video is continued by the video playing journey device of running background.
2. video broadcasting method as described in claim 1, which is characterized in that the foundation presets line-of-sight detection algorithm, judgement Eyes of user watches that the step of whether position is the position where the default suspension control includes: attentively
User's face image, and the infrared external reflection light received according to preset several infrared sensors are acquired, from the user User's eyes image is cut out in face-image;
According to user's eyes image, user's direction of visual lines is determined, and according to each infrared in several infrared sensors The position of sensor determines the infrared sensor being located on user's direction of visual lines;
It determines the infrared external reflection luminous intensity for each infrared sensor being located on user's direction of visual lines, and judges described infrared Whether the infrared sensor that intensity of reflected light is greater than or equal to preset strength is located at the position where the default suspension control;
If the infrared sensor that the infrared external reflection luminous intensity is greater than or equal to preset strength is located at the default suspension control institute Position, it is determined that the fixation position of eyes of user is set to the position where the default suspension control.
3. video broadcasting method as claimed in claim 2, which is characterized in that according to user's eyes image, determine user The step of direction of visual lines includes:
Partial enlargement is carried out to user's eyes image, to obtain partial enlargement image, and according to the partial enlargement image Determine user's direction of visual lines.
4. video broadcasting method as described in claim 1, which is characterized in that it is described in a manner of suspension windows in the application In desktop, by the video playing journey device of running background continue play video the step of include:
Obtain the corresponding moment point of video playing progress recorded when the video playing journey device is switched to running background mode;
A suspension windows are shown in the application desktop, and according to the moment point, pass through the video playing journey of running background Device puts video in suspension windows relaying continued broadcasting.
5. video broadcasting method as claimed in claim 4, which is characterized in that show a suspension windows in the application desktop The step of include:
Default suspension windows parameter is obtained, and according to the default suspension windows parameter, shows correspondence in the application desktop Suspension windows.
6. video broadcasting method according to any one of claims 1 to 5, which is characterized in that be provided in the suspension windows Pause button, video progress bar, close button, windows exchange button and played in full screen button, wherein;
The pause button, for controlling the broadcasting and pause of video;
The video progress bar, for showing video playing progress;
The close button exits the suspension windows for clicking;
The windows exchange button, the switching for the video player and the suspension windows;
The played in full screen button, for clicking played in full screen video.
7. video broadcasting method as claimed in claim 6, which is characterized in that it is described in a manner of suspension windows in the application In desktop, by the video playing journey device of running background continue play video the step of after, further includes:
When monitoring the operational order of the suspension windows, according to the operational order, the form of the suspension windows is determined Running parameter;
The display form of the suspension windows is adjusted according to the metamorphosis dynamic state of parameters, wherein the display form includes Display position and/or display size.
8. video broadcasting method according to any one of claims 1 to 5, which is characterized in that described in a manner of suspension windows In the application desktop, by the video playing journey device of running background continue play video the step of after, further includes:
When monitoring application program operating instruction, the operation interface of corresponding application program is shown;
In a manner of suspension windows in the operation interface, continue to play video by the video playing journey device of running background.
9. a kind of mobile terminal, which is characterized in that the mobile terminal includes: memory, processor and is stored in the storage On device and the computer program that can run on the processor, realized such as when the computer program is executed by the processor The step of video broadcasting method described in any item of the claim 1 to 8.
10. a kind of computer readable storage medium, which is characterized in that be stored with video on the computer readable storage medium and broadcast Program is put, such as video playing described in any item of the claim 1 to 8 is realized when the video reproduction program is executed by processor The step of method.
CN201811462248.4A 2018-11-30 2018-11-30 Video broadcasting method, mobile terminal and computer readable storage medium Pending CN109558009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811462248.4A CN109558009A (en) 2018-11-30 2018-11-30 Video broadcasting method, mobile terminal and computer readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811462248.4A CN109558009A (en) 2018-11-30 2018-11-30 Video broadcasting method, mobile terminal and computer readable storage medium

Publications (1)

Publication Number Publication Date
CN109558009A true CN109558009A (en) 2019-04-02

Family

ID=65868515

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811462248.4A Pending CN109558009A (en) 2018-11-30 2018-11-30 Video broadcasting method, mobile terminal and computer readable storage medium

Country Status (1)

Country Link
CN (1) CN109558009A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110248142A (en) * 2019-06-12 2019-09-17 随锐科技股份有限公司 A kind of method and system being quickly shared screen
CN111770379A (en) * 2020-07-10 2020-10-13 腾讯科技(深圳)有限公司 Video delivery method, device and equipment
WO2021114979A1 (en) * 2019-12-13 2021-06-17 北京字节跳动网络技术有限公司 Video page display method and apparatus, electronic device and computer-readable medium
US11997356B2 (en) 2019-12-13 2024-05-28 Beijing Bytedance Network Technology Co., Ltd. Video page display method and apparatus, electronic device and computer-readable medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105867762A (en) * 2015-12-31 2016-08-17 乐视网信息技术(北京)股份有限公司 Method and apparatus for displaying video being played
KR101708455B1 (en) * 2015-09-08 2017-02-21 엠더블유엔테크 주식회사 Hand Float Menu System
CN108089801A (en) * 2017-12-14 2018-05-29 维沃移动通信有限公司 A kind of method for information display and mobile terminal
WO2018094976A1 (en) * 2016-11-26 2018-05-31 华为技术有限公司 Display method for terminal device and terminal device
CN108304070A (en) * 2018-01-31 2018-07-20 努比亚技术有限公司 The bright screen method of mobile terminal, mobile terminal and computer readable storage medium
CN108366298A (en) * 2018-03-28 2018-08-03 广东欧珀移动通信有限公司 Video broadcasting method, mobile terminal and computer readable storage medium

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101708455B1 (en) * 2015-09-08 2017-02-21 엠더블유엔테크 주식회사 Hand Float Menu System
CN105867762A (en) * 2015-12-31 2016-08-17 乐视网信息技术(北京)股份有限公司 Method and apparatus for displaying video being played
WO2018094976A1 (en) * 2016-11-26 2018-05-31 华为技术有限公司 Display method for terminal device and terminal device
CN108089801A (en) * 2017-12-14 2018-05-29 维沃移动通信有限公司 A kind of method for information display and mobile terminal
CN108304070A (en) * 2018-01-31 2018-07-20 努比亚技术有限公司 The bright screen method of mobile terminal, mobile terminal and computer readable storage medium
CN108366298A (en) * 2018-03-28 2018-08-03 广东欧珀移动通信有限公司 Video broadcasting method, mobile terminal and computer readable storage medium

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110248142A (en) * 2019-06-12 2019-09-17 随锐科技股份有限公司 A kind of method and system being quickly shared screen
WO2021114979A1 (en) * 2019-12-13 2021-06-17 北京字节跳动网络技术有限公司 Video page display method and apparatus, electronic device and computer-readable medium
US11997356B2 (en) 2019-12-13 2024-05-28 Beijing Bytedance Network Technology Co., Ltd. Video page display method and apparatus, electronic device and computer-readable medium
CN111770379A (en) * 2020-07-10 2020-10-13 腾讯科技(深圳)有限公司 Video delivery method, device and equipment
CN111770379B (en) * 2020-07-10 2021-08-24 腾讯科技(深圳)有限公司 Video delivery method, device and equipment

Similar Documents

Publication Publication Date Title
CN110175062A (en) A kind of screen-refresh frame per second method, mobile terminal and the storage medium of mobile terminal
CN108398999A (en) Control method, mobile terminal and the readable storage medium storing program for executing of screen display power consumption
CN108989873A (en) Barrage information display method, mobile terminal and computer readable storage medium
CN109358831A (en) A kind of display control method, mobile terminal and computer readable storage medium
CN109769067A (en) Terminal screen method for handover control, terminal and computer readable storage medium
CN110381201A (en) Screen management method, mobile terminal and computer readable storage medium
CN109062405A (en) Mobile terminal display methods, mobile terminal and computer readable storage medium
CN109672822A (en) A kind of method for processing video frequency of mobile terminal, mobile terminal and storage medium
CN108172161A (en) Display methods, mobile terminal and computer readable storage medium based on flexible screen
CN107580350A (en) A kind of signal intensity switching method, equipment and computer-readable recording medium
CN109218527A (en) screen brightness control method, mobile terminal and computer readable storage medium
CN109151162A (en) A kind of multi-panel screen interaction control method, equipment and computer readable storage medium
CN108512991A (en) A kind of based reminding method, mobile terminal and computer readable storage medium
CN109543474A (en) A kind of method for controlling mobile terminal and mobile terminal
CN109618049A (en) Terminal screen method for handover control, terminal and computer readable storage medium
CN109558009A (en) Video broadcasting method, mobile terminal and computer readable storage medium
CN109117105A (en) A kind of collaboration desktop interaction regulation method, equipment and computer readable storage medium
CN108958936A (en) Application programe switch-over method, mobile terminal and computer readable storage medium
CN109995391A (en) A kind of image display method, intelligently wearing terminal and computer readable storage medium
CN109600518A (en) Application method, mobile terminal, the readable storage medium storing program for executing of eyeshield display pattern
CN109445660A (en) A kind of wearable device control method, mobile terminal and wearable device
CN109889651A (en) A kind of notification message processing method, terminal and computer readable storage medium
CN109669512A (en) A kind of display control method, Folding screen terminal and computer readable storage medium
CN109545120A (en) Screen photosensitive sensors adjusting method, mobile terminal and computer readable storage medium
CN108566456A (en) Image pickup method, mobile terminal and computer readable storage medium

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20190402