KR20150024084A - Operation method of streaming player - Google Patents

Operation method of streaming player Download PDF

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Publication number
KR20150024084A
KR20150024084A KR20130101081A KR20130101081A KR20150024084A KR 20150024084 A KR20150024084 A KR 20150024084A KR 20130101081 A KR20130101081 A KR 20130101081A KR 20130101081 A KR20130101081 A KR 20130101081A KR 20150024084 A KR20150024084 A KR 20150024084A
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KR
South Korea
Prior art keywords
streaming
download
playback
multimedia content
control unit
Prior art date
Application number
KR20130101081A
Other languages
Korean (ko)
Inventor
정선경
Original Assignee
엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR20130101081A priority Critical patent/KR20150024084A/en
Publication of KR20150024084A publication Critical patent/KR20150024084A/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand

Abstract

 An operation method of a streaming player for reproducing multimedia contents is disclosed. The control unit obtains a user input for a streaming download parameter of the multimedia content including a parameter for a playback interval. The control unit displays the amount of data necessary for the multimedia content streaming download according to the streaming download parameter. The control unit generates a streaming download request message based on the streaming download parameter. The control unit transmits the streaming download request message to the streaming server. The controller downloads the multimedia content stream in response to the request message.

Description

OPERATION METHOD OF STREAMING PLAYER [0002]

The present invention relates to a method of operating a streaming player for playing multimedia contents, and more particularly, to a method of operating a streaming player capable of adjusting a data usage amount of a mobile terminal.

Recently, mobile terminals can receive a large amount of data in a short time as communication technology is developed. Accordingly, the users of the mobile terminal have been increasingly downloading and playing multimedia in a streaming manner in real time rather than playing multimedia stored in the mobile terminal.

Streaming is that the data being transmitted is treated as if the water is constantly flowing. Multimedia files such as video files are so large that it takes a long time to send the whole file at once. To solve this problem, it is streaming to distribute a part of the whole file in real time.

Mobile communication companies are charging for data transmission using a mobile communication network. As the use of data through the mobile terminal increases, the mobile communication fee resulting from the use of the data by the users is exceeding the charge caused by the voice call. Therefore, users are making a lot of effort to reduce the charges incurred by using data through the mobile communication network. Accordingly, there is a need to improve a multimedia streaming player that requires a large amount of data reception.

An embodiment of the present invention provides a method of operating a streaming player in which the amount of data received by a mobile terminal can be adjusted.

A method of operating a streaming player for playing multimedia content according to an exemplary embodiment of the present invention includes: obtaining a user input for a streaming download parameter of the multimedia content including a parameter for a playback interval; Displaying an amount of data necessary for downloading the multimedia content streaming according to the streaming download parameter; Generating a streaming download request message based on the streaming download parameter; Transmitting the streaming download request message to a streaming server; And downloading the multimedia content stream in response to the request message.

A method of operating a streaming player according to an embodiment of the present invention provides a method of operating a streaming player capable of adjusting a data reception amount of a mobile terminal.

1 is a block diagram illustrating a mobile terminal according to an embodiment of the present invention.
2 is a flowchart illustrating an operation method of a streaming player according to an embodiment of the present invention.
FIG. 3 shows a user interface for selecting a playback interval of a streaming player according to an embodiment of the present invention.
FIG. 4 illustrates the capacity of a multimedia content to be played by a streaming player according to an embodiment of the present invention.
FIG. 5 illustrates a user interface for selecting a quality of a multimedia content of a streaming player according to an embodiment of the present invention.
FIG. 6 illustrates a user interface for selecting a playback area of a multimedia content of a streaming player according to an exemplary embodiment of the present invention.
FIG. 7 shows a user interface for selecting a download speed of a multimedia content of a streaming player according to an embodiment of the present invention.
FIG. 8 shows a user interface for activating the data usage adjustment function of the streaming player according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Also, when an element is referred to as "comprising ", it means that it can include other elements as well, without departing from the other elements unless specifically stated otherwise.

1 is a block diagram illustrating a mobile terminal according to an embodiment of the present invention.

The mobile terminal 100 includes a wireless communication unit 110, an audio / video input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, A controller 170, a controller 180, a power supply unit 190, and the like. The components shown in FIG. 1 are not essential, and a mobile terminal having more or fewer components may be implemented.

Hereinafter, components of the mobile terminal 100 will be described in order.

The wireless communication unit 110 may include one or more modules for enabling wireless communication between the mobile terminal 100 and the wireless communication system or between the mobile terminal 100 and the network in which the mobile terminal 100 is located. For example, the wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 112, a wireless Internet module 113, a short range communication module 114, and a location information module 115 .

The broadcast receiving module 111 receives broadcast signals and / or broadcast-related information from an external broadcast management server through a broadcast channel.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may refer to a server for generating and transmitting broadcast signals and / or broadcast related information, or a server for receiving broadcast signals and / or broadcast related information generated by the broadcast management server and transmitting the generated broadcast signals and / or broadcast related information. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. The broadcast-related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.

The broadcast-related information may exist in various forms. For example, an EPG (Electronic Program Guide) of DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

For example, the broadcast receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S), a Media Forward Link Only And a Digital Broadcasting System (ISDB-T) (Integrated Services Digital Broadcast-Terrestrial). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems as well as the digital broadcasting system described above.

The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the memory 160.

The mobile communication module 112 transmits and receives radio signals to at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data in response to a voice signal, a video call signal, or a text / multimedia message transmission / reception.

The wireless Internet module 113 is a module for wireless Internet access, and may be built in or externally attached to the mobile terminal 100. WLAN (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) and the like can be used as wireless Internet technologies.

The short-range communication module 114 is a module for short-range communication. Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, and the like can be used as a short range communication technology.

The position information module 115 is a module for obtaining the position of the mobile terminal, and a representative example thereof is a Global Position System (GPS) module.

Referring to FIG. 1, an A / V (Audio / Video) input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video communication mode or the photographing mode. The processed image frame can be displayed on the display unit 151. [

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. [ Two or more cameras 121 may be provided depending on the use environment.

The microphone 122 receives an external sound signal through a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 when the voice data is in the call mode, and output. Various noise reduction algorithms may be implemented in the microphone 122 to remove noise generated in receiving an external sound signal.

The user input unit 130 generates input data for a user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like.

The sensing unit 140 senses the current state of the mobile terminal 100 such as the open / close state of the mobile terminal 100, the position of the mobile terminal 100, the presence or absence of user contact, the orientation of the mobile terminal, And generates a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. It is also possible to sense whether the power supply unit 190 is powered on, whether the interface unit 170 is connected to an external device, and the like. Meanwhile, the sensing unit 140 may include a proximity sensor 141.

The output unit 150 is for generating output related to the visual, auditory or tactile sense and includes a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154 .

The display unit 151 displays (outputs) information processed by the mobile terminal 100. For example, when the mobile terminal is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the mobile terminal 100 is in the video communication mode or the photographing mode, the photographed and / or received video or UI and GUI are displayed.

The display unit 151 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED) 3D display).

Some of these displays may be transparent or light transmissive so that they can be seen through. This can be referred to as a transparent display, and a typical example of the transparent display is TOLED (Transparent OLED) and the like. The rear structure of the display unit 151 may also be of a light transmission type. With this structure, the user can see an object located behind the terminal body through the area occupied by the display unit 151 of the terminal body.

There may be two or more display units 151 according to the embodiment of the mobile terminal 100. For example, in the mobile terminal 100, a plurality of display portions may be spaced apart from one another or may be disposed integrally with each other, or may be disposed on different surfaces.

(Hereinafter, referred to as a 'touch screen') in which a display unit 151 and a sensor for sensing a touch operation (hereinafter, referred to as 'touch sensor') form a mutual layer structure, It can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in a pressure applied to a specific portion of the display unit 151 or a capacitance generated in a specific portion of the display unit 151 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the pressure at the time of touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and transmits the corresponding data to the controller 180. Thus, the control unit 180 can know which area of the display unit 151 is touched or the like.

Referring to FIG. 1, a proximity sensor 141 may be disposed in an inner region of the mobile terminal or in the vicinity of the touch screen, which is surrounded by the touch screen. The proximity sensor 141 is a sensor that detects the presence or absence of an object approaching a predetermined detection surface or in the vicinity thereof without mechanical contact by using electromagnetic force or infrared rays. The proximity sensor 141 has a longer life than the contact type sensor and its utilization is also high.

Examples of the proximity sensor 141 include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of recognizing that the pointer is positioned on the touch screen while the pointer is not in contact with the touch screen is referred to as "proximity touch & The act of actually touching the pointer on the screen is called "contact touch. &Quot; The position where the pointer is proximately touched on the touch screen means a position where the pointer is vertically corresponding to the touch screen when the pointer is touched.

The proximity sensor detects a proximity touch and a proximity touch pattern (e.g., a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, a proximity touch movement state, and the like). Information corresponding to the detected proximity touch operation and the proximity touch pattern may be output on the touch screen.

The audio output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception mode, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, The sound output module 152 also outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile terminal 100. [ The audio output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying the occurrence of an event of the mobile terminal 100. Examples of events that occur in the mobile terminal include call signal reception, message reception, key signal input, touch input, and the like. The alarm unit 153 may output a signal for notifying the occurrence of an event in a form other than the video signal or the audio signal, for example, vibration. The video signal or the audio signal may be output through the display unit 151 or the audio output module 152 so that they may be classified as a part of the alarm unit 153.

The haptic module 154 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 154 is vibration. The intensity and pattern of the vibration generated by the hit module 154 can be controlled. For example, different vibrations may be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 154 may include a pin arrangement vertically moving with respect to the contact skin surface, a spraying force or suction force of the air through the injection port or the suction port, a touch on the skin surface, contact with an electrode, And various tactile effects such as an effect of reproducing a cold sensation using an endothermic or exothermic element can be generated.

The haptic module 154 can be implemented not only to transmit the tactile effect through the direct contact but also to allow the user to feel the tactile effect through the muscular sensation of the finger or arm. The haptic module 154 may include two or more haptic modules 154 according to the configuration of the portable terminal 100.

The memory 160 may store a program for the operation of the controller 180 and temporarily store input / output data (e.g., a phone book, a message, a still image, a moving picture, etc.). The memory 160 may store data on vibration and sound of various patterns outputted when a touch is input on the touch screen.

The memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory), a RAM (Random Access Memory), SRAM (Static Random Access Memory), ROM (Read Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM A disk, and / or an optical disk. The mobile terminal 100 may operate in association with a web storage that performs a storage function of the memory 160 on the Internet.

The interface unit 170 serves as a path for communication with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device or supplies power to each component in the mobile terminal 100 or transmits data to the external device. For example, a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, an audio I / O port, A video input / output (I / O) port, an earphone port, and the like may be included in the interface unit 170.

The identification module is a chip for storing various information for authenticating the use right of the mobile terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM), a general user authentication module A Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

When the mobile terminal 100 is connected to an external cradle, the interface unit may be a path through which power from the cradle is supplied to the mobile terminal 100, or various command signals input by the user to the cradle may be transmitted It can be a passage to be transmitted to the terminal. The various command signals or the power source input from the cradle may be operated as a signal for recognizing that the mobile terminal is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile terminal. For example, voice communication, data communication, video communication, and the like. The control unit 180 may include a multimedia module 181 for multimedia playback. The multimedia module 181 may be implemented in the control unit 180 or may be implemented separately from the control unit 180. [

The controller 180 may perform a pattern recognition process for recognizing handwriting input or drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for operation of the respective components.

The various embodiments described herein may be embodied in a recording medium readable by a computer or similar device using, for example, software, hardware, or a combination thereof.

According to a hardware implementation, the embodiments described herein may be implemented as application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays May be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and other electronic units for performing other functions. In some cases, May be implemented by the control unit 180.

According to a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code may be implemented by a software application written in a suitable programming language. The software codes are stored in the memory 160 and can be executed by the control unit 180. [

2 is a flowchart illustrating an operation method of a streaming player according to an embodiment of the present invention.

A streaming player according to an embodiment of the present invention reproduces multimedia contents in a streaming manner. The multimedia contents include a still image and an image including a moving image and music.

The control unit 180 obtains a user input relating to the streaming download reproduction parameter of the multimedia contents (S101). The streaming download reproduction parameter of the multimedia contents may be related to at least one of a playback section, a playback region, a download speed, and a quality. Specifically, it is as follows.

The controller 180 may obtain user input for a playback interval of the multimedia contents . In a specific embodiment, the controller 180 may display the total amount of data used for reproducing the multimedia contents. The control unit 180 may start a multimedia content playback interval selection user interface based on user input. At this time, the controller 180 may start selecting the multimedia contents playback section based on the user's long touch input to the time line for displaying the current playback time and the entire playback section.

In a specific embodiment, the controller 180 may be configured to select a playback interval using a first indicator that indicates the start point of the playback interval on the time line and a second indicator that indicates the ending point of the playback interval on the time line, A user interface can be provided. The control unit 180 may move the first indicator and the second indicator based on the user input and may set the start point of time point indicated by the first indicator and the point indicated by the second indicator point of time The interval can be determined. At this time, the controller 180 may move the indicator based on the user's dragging input. In another specific embodiment, the controller 180 may move the indicator based on the multi-touch input of the user touching two points on the timeline. At this time, the two touched points correspond to the first indicator and the second indicator, respectively. In another specific embodiment, the control unit 180 may acquire the amount of data to be used corresponding to the playback interval from the user and move at least one of the first indicator and the second indicator. According to a specific embodiment, the start point of the playback section may be fixed to the start point of the multimedia content or the current playback point, and the first indicator may not be displayed.

The controller 180 may obtain user input on the quality of the multimedia content. If the multimedia content is a video, the quality of the multimedia content may include the resolution of the video. If the multimedia content is music, the quality of the multimedia content may include the compression rate. In a specific embodiment, the controller 180 may obtain an input that selects any one of a plurality of predetermined qualities.

If the multimedia content is a video, the controller 180 may obtain a user input for a playback area of the multimedia content. The reproduction area is a part of a screen of an image and has a constant size. The streaming player according to an embodiment of the present invention may download and reproduce only the playback area that is a part of the entire screen and may not play the screen other than that area without downloading. In a specific embodiment, the playback area may be a fixed area fixed at a fixed location on the video screen. In yet another specific embodiment, the playback region may be a fixed size non-fixed region moving around a particular object in response to movement of a particular object on an image screen. An object may include a specific person and a specific object as objects to be viewed in an image. At this time, in order to move the playback region, the streaming server may store a plurality of images, each of which is edited based on the position of each of the plurality of objects included in the image. Specifically, when the multimedia content is a video in which the first person and the second person appear, the streaming server generates a first video including only a partial playback region including the first person among the entire playback regions, It is possible to store a second image including only a part of a reproduction area including a person. The control unit 180 may provide a playback area user selection user interface that displays the playback area on the playback screen of the streaming player and obtains user input for the displayed playback area. At this time, the user input may be a touch input, and may be a pinch input from a touch input. In another embodiment, the user input may be a numerical value of position, width, and height.

The control unit 180 may obtain a user input for the download speed of the multimedia contents. Specifically, the control unit 180 can obtain the user input for the download speed within the downloadable speed range. At this time, the controller 180 may measure the speed of the data communication network with the streaming server to determine the maximum downloadable speed. In a specific embodiment, the control unit 180 may obtain an input that selects one of a plurality of predetermined download speeds. In another specific embodiment, the controller 180 may receive numerical input from the user at a speed within a maximum downloadable speed range. The user can lower the download speed to view the initial portion of the multimedia content and continue downloading the content to determine whether to play the multimedia content. Accordingly, the controller 180 prevents the user from completing the download of the multimedia contents in a state in which the user can not grasp the contents of the multimedia contents, thereby preventing the user from using the unwanted data.

The control unit 180 determines the streaming download reproduction parameter based on the user input regarding the streaming download reproduction parameter (S103).

The control unit 180 displays at least one of an amount of data and a download time required for downloading the multimedia content streaming according to the streaming download reproduction parameter (S105). The amount of data necessary for streaming down and the download time, thereby enabling the user to know the amount of data and download time required according to the streaming download reproduction parameter. This gives users the opportunity to change the amount of data they want or the download time if they do not fit. Specifically, the control unit 180 displays at least one of the amount of data and the download time required to download the multimedia content stream as follows.

The controller 180 may display the amount of data required for multimedia content playback corresponding to the playback section. Specifically, the control unit 180 displays the amount of data required for the playback section to be changed in accordance with the movement of the indicator. In particular, the control unit 180 can display the amount of data required for the playback period that is changed in accordance with the movement of the indicator on the time line. In addition, the controller 180 may transmit the playback interval to the streaming server and receive the amount of data required for streaming download corresponding to the playback interval from the streaming server. The user can adjust the data usage amount by inputting the playback interval.

 The control unit 180 may display the amount of data required for multimedia content playback corresponding to the multimedia content quality. In addition, the controller 180 may transmit the content quality to the streaming server and receive the amount of data required for the streaming download corresponding to the content quality from the streaming server. In the case of the conventional streaming player, the controller 180 downloads the streaming of the multimedia contents from the portion after the playback image at the time of selecting the quality of the multimedia contents. However, according to the embodiment of the present invention, when an input for quality selection is obtained during playback of the multimedia content, the controller 180 downloads the multimedia content stream by applying the quality selected by the user after the already downloaded portion. Accordingly, the control unit 180 can prevent the downloading of a portion of the image that has already been downloaded. Therefore, the amount of data communication of the mobile terminal 100 can be reduced. Also, according to a specific embodiment, when the quality of the multimedia content is changed to high quality in order to respect the intention of the user who wishes to reproduce the multimedia content, the control unit 180 applies the changed quality to the multimedia content When the streaming is downloaded and the low quality is changed to high quality, the control unit 180 can download the streaming of the multimedia contents by applying the changed quality from the portion after the playback image at the time of quality change.

The control unit 180 may display the amount of data necessary for multimedia content playback corresponding to the playback area. In addition, the controller 180 may transmit the playback region to the streaming server and receive the amount of data required for streaming download corresponding to the playback region from the streaming server. The user can view only the region of the image of the region of interest by setting the playback region. In addition, the controller 180 can reduce the amount of data required to reproduce multimedia contents.

 The control unit 180 can display the total download time that varies depending on the download speed. Specifically, the controller 180 may divide the total multimedia contents by the download speed to display the total download time.

The control unit 180 generates a multimedia content streaming download request message based on the streaming download reproduction parameter (S107). Specifically, the control unit 180 may generate a stream download request message based on parameters for one of the playback interval, quality, download speed, and playback area. Specifically, the request message may include parameters for any of playback interval, quality, download speed, and playback area.

The control unit 180 transmits a streaming download request message based on the streaming download reproduction parameter of the multimedia content to the server (S109). At this time, the control unit 180 may transmit the streaming download request message based on the playback parameter to the streaming server using the wireless communication unit 110. [

The control unit 180 downloads the multimedia content stream in response to the streaming download request message of the multimedia contents (S111). Specifically, the control unit 180 can download the multimedia content stream from the streaming server according to the streaming download reproduction parameters for at least one of the playback interval, the quality, the download speed, and the playback area. At this time, the control unit 180 may download the multimedia content stream according to the streaming download reproduction parameter for at least one of the playback interval, quality, download speed, and playback area using the wireless communication unit 110. [

The control unit 180 reproduces the downloaded multimedia contents (S113).

FIG. 3 shows a user interface for selecting a playback interval of a streaming player according to an embodiment of the present invention.

As described above, the control unit 180 acquires user input for the playback period of the multimedia contents. The controller 180 controls the playback section selection user interface to include a time line 205 for displaying the entire playback section, a first indicator 210 for displaying the start point of the playback section on the time line, The second indicator 220 may be used to display the second indicator 220. [ In the embodiment of FIG. 3, when there is a user's long touch input to the time line 205, the control unit 180 starts the playback interval selection user interface. 3, the controller 180 may include a first indicator 210 for displaying the start point of the playback interval on the time line 205, and a second indicator 210 for indicating the end point of the playback interval, The second indicator 220 is displayed. 3, the control unit 180 moves the indicator based on the dragging input of the user. In the embodiment of FIG. 3, when the touch input to the streaming start icon 230 is obtained, the controller 180 determines a parameter in the playback interval and generates a streaming download request message. Thereafter, the controller 180 transmits a streaming download request message and starts to download the multimedia content stream in response to the streaming download request message. 3 (a) shows that the user makes a long touch input to the timeline 205. FIG. 3 (b) shows that the user moves the second indicator 220 to adjust the playback interval. 3C shows that the user touches the streaming start icon 230 after confirming the playback interval to generate a download request message for multimedia content streaming and starts streaming downloading.

FIG. 4 illustrates the capacity of a multimedia content to be played by a streaming player according to an embodiment of the present invention.

As described above, in the streaming player according to one embodiment of the present invention, the controller 180 can display the amount of data necessary for streaming the entire multimedia contents. In addition, the controller 180 may display the amount of data required for the streaming download, which varies depending on the playback interval, the quality of the multimedia content, and the user input to the playback area. In addition, the controller 180 may transmit the streaming download parameters for the playback period, the quality of the multimedia content, and the playback region to the streaming server and receive the amount of data required for the streaming download corresponding to the playback interval from the streaming server. In the embodiment of FIG. 4, the controller 180 displays the amount of data required for downloading the multimedia content stream in the form of a toast 250.

FIG. 5 illustrates a user interface for selecting a quality of a multimedia content of a streaming player according to an embodiment of the present invention.

As described above, the control unit 180 acquires user input on the quality of the multimedia content to be streamed. In a specific embodiment, the quality of the multimedia content includes the resolution of the image. In the embodiment of FIG. 5, the control unit 180 obtains an input for selecting one of a plurality of predetermined resolutions. In the embodiment of FIG. 5, the controller 180 obtains a touch input to the resolution setting button 310, determines a resolution of the multimedia content stream based on the input, and downloads and plays the streaming. In this case, when the user inputs an input for quality selection during playback of the multimedia content, the controller 180 may download the multimedia content stream by applying the quality selected by the user after the portion already downloaded. Accordingly, the control unit 180 can prevent data communication due to duplicate downloads of the same section of the multimedia contents.

FIG. 6 illustrates a user interface for selecting a playback area of a multimedia content of a streaming player according to an exemplary embodiment of the present invention.

As described above, the control unit 180 obtains a user input to the playback area 410. [ In a specific embodiment, the control unit 180 may provide a playback region user selection user interface that displays the playback region on the playback screen of the streaming player and obtains user input to the playback region 410. In the embodiment of FIG. 6, the playback area is a non-fixed area of a fixed size moving around a specific object 420, such as a specific person. Accordingly, in the embodiment of FIG. 6, the control unit 180 downloads and reproduces the video stream that plays back only the playback region, which is the center of the specific object 420. Through this, the user can download only the image of the subject or the region in which the person is interested and can not download the other part. Therefore, the user can reduce the data usage.

FIG. 7 shows a user interface for selecting a download speed of a multimedia content of a streaming player according to an embodiment of the present invention.

As described above, the control unit 180 obtains a user input on the download speed of the multimedia contents to be reproduced. In particular embodiments, the control unit 180 may obtain user input for download speed within a downloadable speed range. In a specific embodiment, the control unit 180 may obtain an input that selects one of a plurality of predetermined download speeds. In the embodiment of FIG. 7, the control unit 180 acquires the touch input to the speed-down button 510 to reduce the download speed to a maximum downloadable speed. Accordingly, the control unit 180 can prevent the user from using the undesired data after the download is completed before the user grasps the contents of the multimedia contents.

FIG. 8 shows a user interface for activating the data usage adjustment function of the streaming player according to an embodiment of the present invention.

The data usage adjustment function of the streaming player according to an embodiment of the present invention may be deactivated according to the user's selection. This is because, if the mobile terminal 100 is connected to a wireless LAN (wi-fi) which is not charged according to data communication, such a function may be unnecessary. Or users who use unlimited data usage services may not need these features. In the embodiment of FIG. 8, the control unit 180 obtains an input on whether to enable the data usage adjustment function of the streaming player in the data network setting menu. In particular, the control unit 180 may disable the data usage adjustment function of the streaming player only when data communication is performed through a wi-fi.

According to an embodiment of the present invention, the above-described method can be implemented as a code readable by a processor on a medium on which a program is recorded. Examples of the medium from which the processor can read include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, etc. and implemented in the form of a carrier wave (e.g., transmission over the Internet) .

The mobile terminal described above can be applied to not only the configuration and method of the embodiments described above but also all or some of the embodiments may be selectively combined so that various modifications may be made to the embodiments It is possible.

Claims (5)

A method of operating a streaming player for playing multimedia contents,
Obtaining a user input for a streaming download parameter of the multimedia content including a parameter for a playback interval;
Displaying an amount of data necessary for downloading the multimedia content streaming according to the streaming download parameter;
Generating a streaming download request message based on the streaming download parameter;
Transmitting the streaming download request message to a streaming server; And
Downloading the multimedia content stream in response to the request message
How a streaming player works. The method according to claim 1,
Wherein the multimedia content is an image,
Wherein the streaming download parameter includes a parameter for a playback region that is a region having a predetermined size as a partial region of a screen of the video
How a streaming player works. 3. The method of claim 2,
The reproduction area is a non-fixed area of a fixed size moving around the specific object according to movement of a specific object included in the image
How a streaming player works. The method of claim 3,
The streaming server stores a plurality of videos, each of which is edited based on the position of each of a plurality of objects included in the video,
How a streaming player works. The method according to claim 1,
Wherein obtaining the user input for the streaming download parameter comprises:
Providing a playback section selection user interface using a timeline that displays an entire playback section and an indicator that displays an end time of the playback section; And
And moving and displaying the indicator based on the user input for the streaming download parameter
How a streaming player works.
KR20130101081A 2013-08-26 2013-08-26 Operation method of streaming player KR20150024084A (en)

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019035983A1 (en) * 2017-08-17 2019-02-21 Anthony John Wood Intelligent download of content

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019035983A1 (en) * 2017-08-17 2019-02-21 Anthony John Wood Intelligent download of content
US11317127B2 (en) 2017-08-17 2022-04-26 Roku, Inc. Intelligent download of content
US11638046B2 (en) 2017-08-17 2023-04-25 Roku, Inc. Intelligent download of content

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