WO2017032027A1 - 一种视频画面缩放方法及终端设备 - Google Patents

一种视频画面缩放方法及终端设备 Download PDF

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Publication number
WO2017032027A1
WO2017032027A1 PCT/CN2016/080569 CN2016080569W WO2017032027A1 WO 2017032027 A1 WO2017032027 A1 WO 2017032027A1 CN 2016080569 W CN2016080569 W CN 2016080569W WO 2017032027 A1 WO2017032027 A1 WO 2017032027A1
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WIPO (PCT)
Prior art keywords
pressure value
terminal device
touch pressure
voiceprint information
preset
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PCT/CN2016/080569
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English (en)
French (fr)
Inventor
李建林
李猛
Original Assignee
广东欧珀移动通信有限公司
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Publication of WO2017032027A1 publication Critical patent/WO2017032027A1/zh

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input 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
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

Definitions

  • the present invention relates to the field of video technologies, and in particular, to a video picture scaling method and a terminal device.
  • the size of the played video frame is generally set in two modes, one is a full screen mode, the video screen occupies the entire screen of the terminal device; the other is a window mode, and the video screen occupies the terminal device. Part of the screen.
  • the size of the video picture played by the terminal device can be adjusted by triggering the video picture size switching button on the terminal device (switching from full screen mode to window mode, or switching from window mode to full screen mode) .
  • the video picture size in the window mode can be set to a specific size and played in the window mode, and thus the played video picture cannot be quickly adjusted to any size.
  • Embodiments of the present invention provide a video picture scaling method and a terminal device, which can freely and quickly adjust a video picture size.
  • a first aspect of the embodiments of the present invention provides a video picture scaling method, including:
  • the terminal device plays the video, detecting a touch pressure value of the preset area of the screen of the terminal device;
  • the method further includes:
  • the method further includes:
  • the preset area is a video picture enlargement control area, and performing a zoom operation on the video picture of the terminal device according to a scaling ratio corresponding to the range of the touch pressure value falling in the touch pressure value, including:
  • the preset area is a video picture reduction control area, and performing a scaling operation on the video picture of the terminal device according to a zoom ratio corresponding to the touch pressure value range in which the touch pressure value falls, including:
  • the method further includes:
  • a second aspect of the embodiments of the present invention provides a terminal device, including:
  • a detecting unit configured to detect a touch pressure value of a preset area of a screen of the terminal device when the terminal device plays a video
  • An identification unit configured to identify a range of impact pressure values in which the touch pressure value falls
  • a scaling unit configured to perform a scaling operation on the video frame of the terminal device according to a scaling ratio corresponding to the touch pressure value range in which the touch pressure value falls.
  • the terminal device further includes:
  • a comparing unit configured to compare whether the voiceprint information matches the preset voiceprint information, and if matched, triggering the identifying unit to identify a range of the touch pressure value in which the touch pressure value falls.
  • the terminal device further includes:
  • a sending unit configured to send a preset voiceprint information obtaining request to a specified relationship user in the social application that is running in the terminal device;
  • a receiving unit configured to receive preset voiceprint information sent by the specified relationship user.
  • the preset area is a video picture enlargement control area
  • the zoom unit performs a zoom operation on the video picture of the terminal device according to a scaling ratio corresponding to the touch pressure value range in which the touch pressure value falls.
  • the zooming unit performs an amplifying operation on the video screen of the terminal device according to an amplification ratio corresponding to the range of the touch pressure value in which the touch pressure value falls.
  • the preset area is a video picture reduction control area
  • the scaling unit performs a zoom operation on the video picture of the terminal device according to a zoom ratio corresponding to the touch pressure value range in which the touch pressure value falls.
  • the zooming unit performs a zoom-out operation on the video screen of the terminal device according to a reduction ratio corresponding to the touch pressure value range in which the touch pressure value falls.
  • the terminal device further includes:
  • the prompting unit is configured to prompt the voiceprint information to not match the preset voiceprint information when the voiceprint information does not match the preset voiceprint information.
  • a third aspect of the embodiments of the present invention provides a terminal device, where the terminal device includes a memory, a processor, and a screen, where the memory is used to store an instruction;
  • the processor invoking an instruction stored in the memory performs the following operations:
  • the terminal device plays the video, detecting a touch pressure value of the preset area of the screen of the terminal device;
  • the processor After the processor detects a touch pressure value of a preset area of the screen of the terminal device, and the processor identifies the touch pressure value Before entering the range of pressure values, the processor is also used to:
  • the processor is further configured to:
  • the preset area is a video picture enlargement control area
  • the processor performs a zoom operation on the video picture of the terminal device according to a scaling ratio corresponding to the touch pressure value range in which the touch pressure value falls. for:
  • the preset area is a video picture reduction control area
  • the processor performs a scaling operation on the video picture of the terminal device according to a scaling ratio corresponding to the touch pressure value range in which the touch pressure value falls, specifically :
  • the processor is further configured to:
  • the voiceprint information When the voiceprint information does not match the preset voiceprint information, the voiceprint information is prompted to not match the preset voiceprint information.
  • a computer readable storage medium storing one or more computer programs, the terminal device being executed by running the one or more computer programs
  • the video picture scaling method of the above first aspect is not repeated here.
  • the terminal device plays the video, detecting the touch pressure value of the preset area of the screen of the terminal device; identifying the touch pressure value range in which the touch pressure value falls; and the touch pressure value range falling according to the touch pressure value
  • the corresponding scaling performs a scaling operation on the video picture of the terminal device.
  • the zoom operation is performed on the video screen of the terminal device according to the zoom ratio corresponding to the touch pressure value range, and the pressure value can be adjusted in real time.
  • the video screen size allows you to quickly and easily adjust the video screen size.
  • FIG. 1 is a flowchart of a video picture zooming method according to an embodiment of the present invention
  • FIG. 2 is a flowchart of another video picture zooming method according to an embodiment of the present invention.
  • FIG. 3 is a flowchart of another video picture zooming method according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of another terminal device according to an embodiment of the present disclosure.
  • FIG. 6 is a schematic structural diagram of another terminal device according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic structural diagram of still another terminal device according to an embodiment of the present invention.
  • Embodiments of the present invention provide a video picture scaling method and a terminal device, which can freely and quickly adjust a video picture size. The details are described below separately.
  • the terminal device described in the embodiment of the present invention may include: a mobile phone, a tablet computer, or a walkman.
  • the terminal device is merely an example, and is not exhaustive, including but not limited to the above terminal device.
  • FIG. 1 is a flowchart of a video picture zooming method according to an embodiment of the present invention. As shown in FIG. 1, the video picture zooming method described in this embodiment includes the following steps:
  • the preset area may be any area in the screen of the terminal device, for example, the left half area, the right half area, the upper half area, and the lower half area of the screen of the terminal device, or may be a terminal device screen.
  • the terminal device can detect the touch pressure value of the preset area of the screen of the terminal device in real time, and the pressure value can be touched. It is the pressure value of the user's finger.
  • the pressure sensor in the screen of the terminal device can identify the range of the touch pressure value in which the pressure value falls, and the range of the touch pressure value can be a larger interval or a smaller interval, and can pass through the terminal device.
  • the system setting can also be set by the user.
  • the range of pressure values can be: 0 ⁇ 0.1N, 0.1 ⁇ 0.2N, 0.2 ⁇ 0.3N, 0.3 ⁇ 0.4N, 0.4 ⁇ 0.5N, etc. It is 0 to 0.01 N, 0.01 to 0.02 N, 0.02 to 0.03 N, 0.03 to 0.04 N, 0.04 to 0.05 N, and the like.
  • S103 Perform a zoom operation on the video screen of the terminal device according to a zoom ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • the range of different touch pressure values corresponds to different scaling ratios, for example, the scaling ratio corresponding to 0 to 0.1 N or 0.1 to 0.2 N is 0, and the scaling ratio corresponding to 0.2 to 0.3 N is 10%, 0.3.
  • the scaling ratio corresponding to ⁇ 0.4N is 20% magnification
  • the scaling ratio corresponding to 0.4 ⁇ 0.5N is 30% magnification
  • the scaling ratio corresponding to 0 ⁇ 0.1N, 0.1 ⁇ 0.2N is 0, and the scaling corresponding to 0.2 ⁇ 0.3N
  • the scale is reduced by 10%
  • the scaling ratio corresponding to 0.3 to 0.4N is reduced by 20%
  • the scaling ratio corresponding to 0.4 to 0.5N is reduced by 30%.
  • the zooming operation may be performed on the video screen of the terminal device according to the zoom ratio corresponding to the touch pressure value range in which the touch pressure value falls, and the video screen size may be adjusted in real time by the magnitude of the pressure value, and the video screen may be freely and quickly adjusted. size.
  • the preset area is a video picture enlargement control area
  • step S103 may include:
  • the zooming operation is performed on the video screen of the terminal device according to the zoom ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • the preset area is a video picture enlargement control area
  • the video picture enlargement control area may be a left half area, a right half area, an upper half area, a lower half area, or a terminal device in the screen of the terminal device.
  • the corresponding amplification ratio corresponding to the range of the pressure value that touches the pressure value, for example, when the pressure value is 0 to 0.1 N or 0.1 to 0.2 N, the corresponding amplification ratio is 0; When the pressure value is 0.2-0.3N, the corresponding amplification ratio is 10%; when the pressure is 0.3-0.4N, the corresponding amplification ratio is 20%; when the pressure is 0.4-0.5N. , the corresponding amplification ratio is 30% amplification; when the contact pressure value is 0.5 to 0.6N, the corresponding amplification ratio is Magnification 40%; when the pressure value is 0.6 ⁇ 0.7N, the corresponding amplification ratio is 50%.
  • the preset area is a video picture reduction control area
  • step S103 may include:
  • the reduction operation is performed on the video screen of the terminal device according to the reduction ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • the preset area is a video picture reduction control area
  • the video picture reduction control area may be a left half area, a right half area, an upper half area, a lower half area, or a terminal device in the screen of the terminal device.
  • the corresponding reduction ratio is 0;
  • the corresponding reduction ratio is reduced by 10%;
  • the touch pressure value is 0.3-0.4N, the corresponding reduction ratio is reduced by 20%;
  • the contact pressure value is 0.4-0.5N
  • the corresponding reduction ratio is reduced by 30%; when the pressure value is 0.5 to 0.6N, the corresponding reduction ratio is reduced by 40%; when the contact pressure is 0.6 to 0.7N, the corresponding reduction ratio is reduced by 50%.
  • the video picture enlargement control area and the video picture reduction control area are two areas that do not overlap each other, for example, the video picture enlargement control area is the left half area in the screen of the terminal device, and the video picture reduction control area is the terminal device.
  • the right half of the screen; the video screen enlargement control area is the upper half of the screen of the terminal device, the video screen reduction control area is the lower half of the screen of the terminal device; the video screen enlargement control area is the screen of the terminal device
  • the central circular area the video picture reduction control area is the surrounding area in the screen of the terminal device (the surrounding area does not overlap with the central circular area); the video picture enlargement control area is the central rectangular area in the screen of the terminal device, video The screen reduction control area is a peripheral area in the screen of the terminal device (the surrounding area does not overlap with the central rectangular area).
  • the terminal device when the terminal device plays the video, detecting the touch pressure value of the preset area of the screen of the terminal device; identifying the touch pressure value range in which the touch pressure value falls; and the touch pressure value range falling according to the touch pressure value
  • the corresponding scaling performs a scaling operation on the video picture of the terminal device.
  • FIG. 2 is a flowchart of another video picture zooming method according to an embodiment of the present invention. As shown in FIG. 2, the video picture zooming method described in this embodiment includes the following steps:
  • the input voiceprint information may be collected by a microphone in the terminal device, and the input voiceprint information may be voiceprint information input by the user (a user who can preset the preset area of the screen of the terminal device) .
  • the terminal device may output prompt information, the prompt information prompts the user to input the voiceprint information and open the microphone in the terminal device to receive the user input voiceprint information.
  • step S203 comparing whether the voiceprint information and the preset voiceprint information match, if yes, executing step S204, if not, the prompt voiceprint information does not match the preset voiceprint information, and the process ends.
  • the voiceprint information may specifically include a formant frequency and a formant in the sound wave spectrum of the voiceprint information acquired by the microphone.
  • the intensity, the number of the formants, and the like, the preset voiceprint information may be pre-stored voiceprint information of the user, or may be pre-acquired voiceprint information of the user. Comparing whether the voiceprint information and the preset voiceprint information match can compare whether the formant frequency in the sound wave spectrum of the voiceprint information matches the formant frequency in the sound wave spectrum of the preset voiceprint information, and compare the sound wave spectrum in the voiceprint information.
  • step S204 is performed.
  • the voiceprint information collected and input is matched with the preset voiceprint information, and the voiceprint information of the user is verified to prevent illegal operations of the strange user, thereby improving the security of the terminal device.
  • S205 Perform a zoom operation on the video screen of the terminal device according to a zoom ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • step S201 in the embodiment of the present invention, reference may be made to the step S101 shown in FIG. 1 , and the steps S204 to S 205 may be referred to the steps S102 to S103 shown in FIG. 1 .
  • the terminal device plays the video, detecting the touch pressure value of the preset area of the screen of the terminal device; collecting the input voiceprint information; comparing whether the voiceprint information and the preset voiceprint information match, if matched, Identifying the range of exposure pressure values that fall into the pressure value; falling into the pressure value
  • the zoom ratio corresponding to the range of pressure values is performed to perform a zoom operation on the video screen of the terminal device.
  • FIG. 3 is a flowchart of another video picture zooming method according to an embodiment of the present invention. As shown in FIG. 3, the video picture zooming method described in this embodiment includes the following steps:
  • the preset voiceprint information acquisition request is sent to the specified relationship user in the social application that the terminal device is running, and the social application may be WeChat, QQ, trusted, or easy to use.
  • the specified relationship user can be the user who inputs the voiceprint information.
  • the terminal device of the user B when the user A uses the terminal device of the user B, if the user A needs to adjust the size of the video screen played by the terminal device of the user B, the user A touches the preset area of the screen of the terminal device of the user B, The terminal device of user B detects the touch pressure value of the preset area of the screen of the terminal device, outputs prompt information, prompts information to input voiceprint information, user A inputs voiceprint information, and the terminal device moves to the social application in which the terminal device is running.
  • the specified relationship user sends a preset voiceprint information acquisition request, and user A inputs the preset voiceprint information, and the verification succeeds in time. If user A is not the friend of user B, user A cannot access the terminal device of user B. By operating, the security of the terminal device can be improved and the operation of unfamiliar users can be prevented.
  • S304 Receive preset voiceprint information sent by the specified relationship user.
  • the social application output prompt information of the designated relationship user prompts the specified relationship user to input the voiceprint information
  • the The specified relationship user input voiceprint information is sent to the terminal device, so that the terminal device receives the preset voiceprint information sent by the specified relationship user.
  • step S305 Compare whether the voiceprint information matches the preset voiceprint information, and if yes, perform step S306.
  • S307 Perform a zoom operation on the video screen of the terminal device according to a zoom ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • steps S301 to S302 in the embodiment of the present invention reference may be made to the steps S201 to S201 shown in FIG. 2, and the steps S305 to S307 may be referred to the steps S203 to S205 shown in FIG.
  • the terminal device when the terminal device plays the video, detecting the touch pressure value of the preset area of the screen of the terminal device; collecting the input voiceprint information; and sending the preset to the specified relationship user in the social application that the terminal device is running.
  • the voiceprint information acquisition request ; receiving the preset voiceprint information sent by the specified relationship user; comparing whether the voiceprint information and the preset voiceprint information match, if the match, the identification touches the touch pressure value range in which the pressure value falls; according to the touch pressure value
  • the zoom ratio corresponding to the range of touch pressure values that falls within is performed on the video screen of the terminal device.
  • FIG. 4 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
  • the terminal device described in this embodiment includes a detecting unit 401, an identifying unit 402, and a scaling unit 403, where:
  • the detecting unit 401 is configured to detect a touch pressure value of a preset area of the screen of the terminal device when the terminal device plays the video.
  • the preset area may be any area in the screen of the terminal device, for example, the left half area, the right half area, the upper half area, and the lower half area of the screen of the terminal device, or may be a terminal device screen.
  • the detecting unit 401 can detect the touch pressure value of the preset area of the screen of the terminal device in real time, and the touch pressure value can be the touch pressure value of the user's finger.
  • the identification unit 402 is configured to identify a range of the exposure pressure value that the touch pressure value falls into.
  • the identification unit 402 can identify the range of the touch pressure value that the touch pressure value falls into by the pressure sensor in the screen of the terminal device, and the touch pressure value range may be a larger interval or a smaller interval, and may be a smaller interval.
  • the terminal device system setting can also be set by the user.
  • the touch pressure value range can be: 0 to 0.1 N, 0.1 to 0.2 N, 0.2 to 0.3 N, 0.3 to 0.4 N, 0.4 to 0.5 N. Etc., it can also be 0 to 0.01 N, 0.01 to 0.02 N, 0.02 to 0.03 N, 0.03 to 0.04 N, 0.04 to 0.05 N, and the like.
  • the scaling unit 403 is configured to perform a scaling operation on the video picture of the terminal device according to a scaling ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • the range of different touch pressure values corresponds to different scaling ratios, for example, the scaling ratio corresponding to 0 to 0.1 N or 0.1 to 0.2 N is 0, and the scaling ratio corresponding to 0.2 to 0.3 N is 10%, 0.3.
  • the scaling ratio corresponding to ⁇ 0.4N is 20% magnification
  • the scaling ratio corresponding to 0.4 ⁇ 0.5N is 30% magnification
  • the scaling ratio corresponding to 0 ⁇ 0.1N, 0.1 ⁇ 0.2N is 0, and the scaling corresponding to 0.2 ⁇ 0.3N
  • the scale is reduced by 10%
  • the scaling ratio corresponding to 0.3 to 0.4N is reduced by 20%
  • the scaling ratio corresponding to 0.4 to 0.5N is reduced by 30%.
  • the scaling unit 403 can perform a scaling operation on the video image of the terminal device according to the zoom ratio corresponding to the touch pressure value range in which the pressure value falls, and can adjust the video screen size in real time by the magnitude of the pressure value, which can be freely and quickly Adjust the video screen size.
  • the preset area is a video picture enlargement control area
  • the zooming unit 403 performs a zoom operation on the video picture of the terminal device according to the zoom ratio corresponding to the touch pressure value range in which the touch pressure value falls:
  • the scaling unit 403 performs an enlarging operation on the video picture of the terminal device according to the amplification ratio corresponding to the range of the touch pressure value in which the pressure value falls.
  • the preset area is a video picture enlargement control area
  • the video picture enlargement control area may be a left half area, a right half area, an upper half area, a lower half area, or a terminal device in the screen of the terminal device.
  • the zooming unit 403 performs an amplifying operation on the video screen of the terminal device according to the zoom ratio corresponding to the range of the touch pressure value in which the pressure value falls, for example, when the touch pressure value is 0 to 0.1 N or 0.1 to 0.2 N, the corresponding zoom ratio 0; when the pressure value is 0.2 ⁇ 0.3N, the corresponding amplification ratio is 10%; when the pressure is 0.3 ⁇ 0.4N, the corresponding amplification ratio is 20%; when the pressure is 0.4 ⁇ When 0.5N, the corresponding amplification ratio is 30%; when the pressure is 0.5 ⁇ 0.6N, the corresponding amplification ratio is 40%; when the contact pressure is 0.6 ⁇ 0.7N, the corresponding amplification ratio is amplification. 50%.
  • the preset area is a video picture reduction control area
  • the scaling unit 403 performs a scaling operation on the video picture of the terminal device according to a zoom ratio corresponding to the touch pressure value range in which the pressure value falls.
  • the way of doing it is as follows:
  • the scaling unit 403 performs a zoom-out operation on the video screen of the terminal device in accordance with the reduction ratio corresponding to the range of the touch pressure value in which the pressure value falls.
  • the preset area is a video picture reduction control area
  • the video picture reduction control area may be a left half area, a right half area, an upper half area, a lower half area, or a terminal device in the screen of the terminal device.
  • the scaling unit 403 performs a zoom-out operation on the video screen of the terminal device according to the reduction ratio corresponding to the touch pressure value range in which the pressure value falls, for example, when the touch pressure value is 0-0.1N or 0.1-0.2N, the corresponding reduction ratio 0; when the pressure value is 0.2 ⁇ 0.3N, the corresponding reduction ratio is reduced by 10%; when the pressure value is 0.3 ⁇ 0.4N, the corresponding reduction ratio is reduced by 20%; when the pressure is 0.4 ⁇ At 0.5N, the corresponding reduction ratio is reduced by 30%; when the contact pressure value is 0.5 to 0.6N, the corresponding reduction ratio is reduced by 40%; when the contact pressure value is 0.6 to 0.7N, the corresponding reduction ratio is reduced. 50%.
  • the video picture enlargement control area and the video picture reduction control area are two areas that do not overlap each other, for example, the video picture enlargement control area is the left half area in the screen of the terminal device, and the video picture reduction control area is the terminal device.
  • the right half of the screen; the video screen enlargement control area is the upper half of the screen of the terminal device, the video screen reduction control area is the lower half of the screen of the terminal device; the video screen enlargement control area is the screen of the terminal device
  • the central circular area the video picture reduction control area is the surrounding area in the screen of the terminal device (the surrounding area does not overlap with the central circular area); the video picture enlargement control area is the central rectangular area in the screen of the terminal device, video The screen reduction control area is a peripheral area in the screen of the terminal device (the surrounding area does not overlap with the central rectangular area).
  • the detecting unit 401 detects the touch pressure value of the preset area of the screen of the terminal device; the identifying unit 402 identifies the touch pressure value range in which the touch pressure value falls; the zooming unit 403 touches The zoom ratio corresponding to the pressure value range in which the pressure value falls in performs a zoom operation on the video screen of the terminal device.
  • the video picture size can be freely and quickly adjusted.
  • FIG. 5 is a schematic structural diagram of another terminal device according to an embodiment of the present invention.
  • the terminal device described in this embodiment includes the detecting unit 401 shown in FIG.
  • an acquisition unit 404 and a comparison unit 405 are further included, wherein:
  • the collecting unit 404 is configured to collect the input voiceprint information.
  • the collecting unit 404 can collect the input voiceprint information through the microphone in the terminal device, and the input voiceprint information can be input by the user (a user who can preset the preset area of the screen of the terminal device). Voiceprint information. Before collecting the input voiceprint information, the terminal device 404 may output prompt information, the prompt information prompts the user to input the voiceprint information and open the microphone in the terminal device to receive the user input voiceprint information.
  • the comparing unit 405 is configured to compare whether the voiceprint information matches the preset voiceprint information. If matched, the trigger recognition unit 402 identifies the range of the touch pressure value that the touch pressure value falls into.
  • the comparing unit 405 compares the voiceprint information with the preset voiceprint information, and the voiceprint information may specifically include the sound spectrum of the voiceprint information acquired by the microphone.
  • the formant frequency, the intensity of the formant, the number of formants, and the like, the preset voiceprint information may be pre-stored voiceprint information of the user, or may be pre-acquired voiceprint information of the user.
  • the comparing unit 405 compares whether the voiceprint information and the preset voiceprint information match whether the formant frequency in the sound wave spectrum of the voiceprint information is matched with the formant frequency in the sound wave spectrum of the preset voiceprint information, and the voiceprint information is compared.
  • the trigger recognition unit 402 identifies the range of the touch pressure value in which the pressure value falls.
  • the voiceprint information collected and input is matched with the preset voiceprint information, and the voiceprint information of the user is verified to prevent illegal operations of the strange user, thereby improving the security of the terminal device.
  • the detecting unit 401 detects the touch pressure value of the preset area of the screen of the terminal device; the collecting unit 404 collects the input voiceprint information; and the comparing unit 405 compares the voiceprint information with the preset. Whether the voiceprint information matches, if matched, the identification unit 402 identifies the touch pressure value range in which the pressure value falls; the scaling unit 403 performs zooming on the video screen of the terminal device according to the zoom ratio corresponding to the touch pressure value range in which the touch pressure value falls. operating.
  • the size of the video picture can be freely and quickly adjusted, and the voiceprint information collected and input can be matched with the preset voiceprint information to verify the voiceprint information of the user, thereby preventing illegal operations of unfamiliar users and improving the terminal. Equipment security.
  • FIG. 6 is a schematic structural diagram of another terminal device according to an embodiment of the present invention.
  • the terminal device described in this embodiment includes a transmitting unit 406 in addition to the detecting unit 401, the identifying unit 402, the scaling unit 403, the collecting unit 404, and the comparing unit 405 shown in FIG. And receiving unit 407, wherein:
  • the sending unit 406 is configured to send a preset voiceprint information acquisition request to the specified relationship user in the social application that the terminal device is running.
  • the sending unit 406 sends a preset voiceprint information obtaining request to the designated relationship user in the social application that the terminal device is running, and the social application may be WeChat, QQ. , with letters, easy letters, etc., the designated relationship user can be the user who inputs the voiceprint information.
  • the terminal device of the user B when the user A uses the terminal device of the user B, if the user A needs to adjust the size of the video screen played by the terminal device of the user B, the user A touches the preset area of the screen of the terminal device of the user B, The terminal device of user B detects the touch pressure value of the preset area of the screen of the terminal device, outputs prompt information, prompts information to input voiceprint information, user A inputs voiceprint information, and the terminal device moves to the social application in which the terminal device is running.
  • the specified relationship user sends a preset voiceprint information acquisition request, and user A inputs the preset voiceprint information, and the verification succeeds in time. If user A is not the friend of user B, user A cannot access the terminal device of user B. By operating, the security of the terminal device can be improved and the operation of unfamiliar users can be prevented.
  • the receiving unit 407 is configured to receive preset voiceprint information sent by the specified relationship user.
  • the social application output prompting information of the designated related user prompts the designated user to input the voiceprint information.
  • the specified relationship user input voiceprint information is sent to the terminal device, and the receiving unit 407 receives the preset voiceprint information sent by the specified relationship user.
  • the detecting unit 401 detects the touch pressure value of the preset area of the screen of the terminal device; the collecting unit 404 collects the input voiceprint information; and the sending unit 406 sends the social activity to the terminal device.
  • the specified relationship user in the application sends a preset voiceprint information acquisition request; the receiving unit 407 receives the preset voiceprint information sent by the specified relationship user; the comparison unit 405 compares whether the voiceprint information and the preset voiceprint information match, if matched, identifies Unit 402 identifies the pressure of exposure The range of the touch pressure value that the value falls in; the scaling unit 403 performs a zoom operation on the video picture of the terminal device according to the zoom ratio corresponding to the range of the touch pressure value that the touch pressure value falls into.
  • FIG. 7 is a schematic structural diagram of still another terminal device according to an embodiment of the present invention.
  • the terminal device includes a memory 701 and a processor 702.
  • the number of processors 702 may be one or more.
  • a processor is taken as an example
  • a screen 703, also called a display screen is an input device of the terminal device.
  • the memory 701, the processor 702 and the screen 703 can pass Bus or other connection, wherein the connection through the bus is taken as an example in FIG.
  • the memory 701 is for storing instructions, and the processor 702 calls the instructions stored in the memory 701 to perform the following operations:
  • the zoom operation is performed on the video screen of the terminal device according to the zoom ratio corresponding to the range of the touch pressure value that the touch pressure value falls into.
  • the processor 702 is further configured to:
  • the comparison between the voiceprint information and the preset voiceprint information if matched, performs the step of identifying the touch pressure value range in which the pressure value falls.
  • the processor 702 is further configured to:
  • the preset area is a video picture enlargement control area
  • the processor 702 performs a zoom operation on the video picture of the terminal device according to a zoom ratio corresponding to the touch pressure value range in which the pressure value falls. Specifically:
  • the zooming operation is performed on the video screen of the terminal device according to the zoom ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • the preset area is a video picture reduction control area
  • the processor 702 performs a scaling operation on the video picture of the terminal device according to the zoom ratio corresponding to the touch pressure value range in which the pressure value falls, specifically:
  • the reduction operation is performed on the video screen of the terminal device according to the reduction ratio corresponding to the range of the touch pressure value falling in the touch pressure value.
  • processor 702 is further configured to:
  • the prompt voiceprint information does not match the preset voiceprint information.
  • the video picture size can be freely and quickly adjusted, and the security of the terminal device can be improved to prevent unfamiliar user operations.
  • the program may be stored in a computer readable storage medium, and the storage medium may include: Flash disk, Read-Only Memory (ROM), Random Access Memory (RAM), disk or optical disk.

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Abstract

一种视频画面缩放方法及终端设备，该方法包括：当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值（S101）；识别触及压力值落入的触及压力值范围（S102）；按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作（S103）。所述方法可以自由快速调整视频画面大小。

Description

一种视频画面缩放方法及终端设备
本发明要求2015年08月27日递交的发明名称为“一种视频画面缩放方法及终端设备”的申请号201510536284.0的在先申请优先权，上述在先申请的内容以引入的方式并入本文本中。
技术领域
本发明涉及视频技术领域，具体涉及一种视频画面缩放方法及终端设备。
背景技术
用户在终端设备上播放视频时，播放的视频画面大小一般通过两种模式进行设置，一种为全屏模式，视频画面占据终端设备的整个屏幕；另一种为窗口模式，视频画面占据终端设备的部分屏幕。当需要调节播放的视频画面大小时，可以通过触发终端设备上的视频画面大小切换按键对终端设备播放的视频画面大小进行调整(从全屏模式切换至窗口模式，或从窗口模式切换至全屏模式)。当需要调节播放的视频画面至特定大小时，只能通过设置窗口模式中视频画面的大小至特定大小并使用窗口模式进行播放，因而，无法快速调节播放的视频画面至任意大小。
发明内容
本发明实施例提供一种视频画面缩放方法及终端设备，可以自由快速调整视频画面大小。
本发明实施例第一方面，提供了一种视频画面缩放方法，包括：
当终端设备播放视频时，检测所述终端设备的屏幕的预设区域的触及压力值；
识别所述触及压力值落入的触及压力值范围；
按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。
在本发明实施例第一方面的第一种可能的实现方式中，在所述检测所述终端设备的屏幕的预设区域的触及压力值之后，以及在所述识别所述触及压力值落入的触及压力值范围之前，所述方法还包括：
采集输入的声纹信息；
比较所述声纹信息与预设声纹信息是否匹配，若匹配，执行所述识别所述触及压力值落入的触及压力值范围的步骤。
结合本发明实施例第一方面的第一种可能的实现方式，在本发明实施例第一方面的第二种可能的实现方式中，在所述采集输入的声纹信息之后，以及在所述比较所述声纹信息与预设声纹信息是否匹配之前，所述方法还包括：
向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
接收所述指定关系用户发送的预设声纹信息。
结合本发明实施例第一方面或结合本发明实施例第一方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第一方面的第三种可能的实现方式中，所述预设区域为视频画面放大控制区域，所述按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，包括：
按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
结合本发明实施例第一方面或结合本发明实施例第一方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第一方面的第四种可能的实现方式中，所述预设区域为视频画面缩小控制区域，所述按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，包括：
按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
结合本发明实施例第一方面的第一种可能的实现方式，在本发明实施例第一方面的第五种可能的实现方式中，所述方法还包括：
当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述 预设声纹信息不匹配。
本发明实施例第二方面，提供了一种终端设备，包括：
检测单元，用于当终端设备播放视频时，检测所述终端设备的屏幕的预设区域的触及压力值；
识别单元，用于识别所述触及压力值落入的触及压力值范围；
缩放单元，用于按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。
在发明实施例第二方面的第一种可能的实现方式中，所述终端设备还包括：
采集单元，用于采集输入的声纹信息；
比较单元，用于比较所述声纹信息与预设声纹信息是否匹配，若匹配，触发所述识别单元识别所述触及压力值落入的触及压力值范围。
结合发明实施例第二方面的第一种可能的实现方式，在发明实施例第二方面的第二种可能的实现方式中，所述终端设备还包括：
发送单元，用于向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
接收单元，用于接收所述指定关系用户发送的预设声纹信息。
结合本发明实施例第二方面或结合本发明实施例第二方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第二方面的第三种可能的实现方式中，所述预设区域为视频画面放大控制区域，所述缩放单元按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作的方式具体为：
所述缩放单元按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
结合本发明实施例第二方面或结合本发明实施例第二方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第二方面的第四种可能的实现方式中，所述预设区域为视频画面缩小控制区域，所述缩放单元按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作的方式具体为：
所述缩放单元按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
结合本发明实施例第二方面的第一种可能的实现方式，在本发明实施例第二方面的第五种可能的实现方式中，所述终端设备还包括：
提示单元，用于当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述预设声纹信息不匹配。
本发明实施例第三方面，提供了一种终端设备，所述终端设备包括存储器、处理器和屏幕，所述存储器用于存储指令；
所述处理器调用存储在所述存储器中的指令执行如下操作：
当终端设备播放视频时，检测所述终端设备的所述屏幕的预设区域的触及压力值；
识别所述触及压力值落入的触及压力值范围；
按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。在发明实施例第三方面的第一种可能的实现方式中，所述处理器检测所述终端设备的屏幕的预设区域的触及压力值之后，以及所述处理器识别所述触及压力值落入的触及压力值范围之前，所述处理器还用于：
采集输入的声纹信息；
比较所述声纹信息与预设声纹信息是否匹配，若匹配，执行所述识别所述触及压力值落入的触及压力值范围的步骤。
结合发明实施例第三方面的第一种可能的实现方式，在发明实施例第三方面的第二种可能的实现方式中，所述处理器采集输入的声纹信息之后，以及所述处理器比较所述声纹信息与预设声纹信息是否匹配之前，所述处理器还用于：
向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
接收所述指定关系用户发送的预设声纹信息。
结合本发明实施例第三方面或结合本发明实施例第三方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第三方面的第三种可能的实 现方式中，所述预设区域为视频画面放大控制区域，所述处理器按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，具体为：
按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
结合本发明实施例第三方面或结合本发明实施例第三方面的第一种至第二种中的任一种可能的实现方式，在本发明实施例第三方面的第四种可能的实现方式中，所述预设区域为视频画面缩小控制区域，所述处理器按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，具体为：
按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
结合本发明实施例第三方面的第一种可能的实现方式，在本发明实施例第三方面的第五种可能的实现方式中，所述处理器还用于：
当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述预设声纹信息不匹配。
本发明实施例第四方面，提供了一种计算机可读存储介质，所述计算机可读存储介质存储有一个或多个计算机程序，所述终端设备通过运行所述一个或多个计算机程序来执行上述第一方面的视频画面缩放方法，重复之处不再赘述。
本发明实施例中，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值；识别触及压力值落入的触及压力值范围；按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。当识别终端设备的屏幕的预设区域内的触及压力值落入的触及压力值范围，按照触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作，可以通过压力值的大小实时调整视频画面大小，可以自由快速调整视频画面大小。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施 例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本发明实施例公开的一种视频画面缩放方法的流程图；
图2是本发明实施例公开的另一种视频画面缩放方法的流程图；
图3是本发明实施例公开的另一种视频画面缩放方法的流程图；
图4是本发明实施例公开的一种终端设备的结构示意图；
图5是本发明实施例公开的另一种终端设备的结构示意图；
图6是本发明实施例公开的另一种终端设备的结构示意图；
图7是本发明实施例公开的又一种终端设备的结构示意图。
具体实施方式
下面将结合本发明实施方式中的附图，对本发明实施方式中的技术方案进行清楚、完整地描述。显然，所描述的实施方式是本发明的一部分实施方式，而不是全部实施方式。基于本发明中的实施方式，本领域普通技术人员在没有做出创造性劳动的前提下所获得的所有其他实施方式，都应属于本发明保护的范围。
本发明实施例提供一种视频画面缩放方法及终端设备，可以自由快速调整视频画面大小。以下分别进行详细说明。
本发明实施例中描述的终端设备可包括：手机、平板电脑或者随身听等，上述终端设备仅是举例，而非穷举，包含但不限于上述终端设备。
请参阅图1，图1是本发明实施例公开的一种视频画面缩放方法的流程图。如图1所示，本实施例中所描述的视频画面缩放方法，包括步骤：
S101，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值。
本发明实施例中，预设区域可以是终端设备的屏幕中的任意区域，例如，终端设备的屏幕的左半区域、右半区域、上半区域、下半区域，也可以是终端设备屏幕的特定多边形区域、圆形区域、或者任意形状任意大小的区域。终端设备可以实时检测终端设备的屏幕的预设区域的触及压力值，触及压力值可以 是用户的手指的触及压力值。
S102，识别触及压力值落入的触及压力值范围。
本发明实施例中，可以通过终端设备屏幕中的压力传感器识别触及压力值落入的触及压力值范围，触及压力值范围可以是较大的区间，也可以是较小的区间，可以通过终端设备系统设定，也可以通过用户进行设定，例如，触及压力值范围可以为：0～0.1N，0.1～0.2N，0.2～0.3N，0.3～0.4N，0.4～0.5N等等，也可以为0～0.01N，0.01～0.02N，0.02～0.03N，0.03～0.04N，0.04～0.05N等等。
S103，按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。
本发明实施例中，不同的触及压力值范围对应不同的缩放比例，例如：0～0.1N或0.1～0.2N对应的缩放比例为0，0.2～0.3N对应的缩放比例为放大10％，0.3～0.4N对应的缩放比例为放大20％，0.4～0.5N对应的缩放比例为放大30％，或者，0～0.1N、0.1～0.2N对应的缩放比例为0，0.2～0.3N对应的缩放比例为缩小10％，0.3～0.4N对应的缩放比例为缩小20％，0.4～0.5N对应的缩放比例为缩小30％。本发明实施例中，可以根据触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作，可以通过压力值的大小实时调整视频画面大小，可以自由快速调整视频画面大小。
在一些可行的实施方式中，预设区域为视频画面放大控制区域，步骤S103可以包括：
按照触及压力值落入的触及压力值范围对应的放大比例对终端设备的视频画面执行放大操作。
本发明实施例中，预设区域为视频画面放大控制区域，视频画面放大控制区域可以是终端设备的屏幕中的左半区域、右半区域、上半区域、下半区域，也可以是终端设备的屏幕中的中心圆形区域或中心矩形区域或中心多边形区域。按照触及压力值落入的触及压力值范围对应的放大比例对终端设备的视频画面执行放大操作，例如，当触及压力值为0～0.1N或0.1～0.2N时，对应的放大比例为0；当触及压力值为0.2～0.3N时，对应的放大比例为放大10％；当触及压力值为0.3～0.4N时，对应的放大比例为放大20％；当触及压力值为0.4～0.5N时，对应的放大比例为放大30％；当触及压力值为0.5～0.6N时，对应的放大比例为 放大40％；当触及压力值为0.6～0.7N时，对应的放大比例为放大50％。
在一些可行的实施方式中，预设区域为视频画面缩小控制区域，步骤S103可以包括：
按照触及压力值落入的触及压力值范围对应的缩小比例对终端设备的视频画面执行缩小操作。
本发明实施例中，预设区域为视频画面缩小控制区域，视频画面缩小控制区域可以是终端设备的屏幕中的左半区域、右半区域、上半区域、下半区域，也可以是终端设备的屏幕中的中心圆形区域或中心矩形区域或中心多边形区域。按照触及压力值落入的触及压力值范围对应的缩小比例对终端设备的视频画面执行缩小操作，例如，当触及压力值为0～0.1N或0.1～0.2N时，对应的缩小比例为0；当触及压力值为0.2～0.3N时，对应的缩小比例为缩小10％；当触及压力值为0.3～0.4N时，对应的缩小比例为缩小20％；当触及压力值为0.4～0.5N时，对应的缩小比例为缩小30％；当触及压力值为0.5～0.6N时，对应的缩小比例为缩小40％；当触及压力值为0.6～0.7N时，对应的缩小比例为缩小50％。
优选的，视频画面放大控制区域和视频画面缩小控制区域为互不重叠的两个区域，例如：视频画面放大控制区域为终端设备的屏幕中的左半区域，视频画面缩小控制区域为终端设备的屏幕中的右半区域；视频画面放大控制区域为终端设备的屏幕中的上半区域，视频画面缩小控制区域为终端设备的屏幕中的下半区域；视频画面放大控制区域为终端设备的屏幕中的中心圆形区域，视频画面缩小控制区域为终端设备的屏幕中的四周区域(四周区域与中心圆形区域互不重叠)；视频画面放大控制区域为终端设备的屏幕中的中心矩形区域，视频画面缩小控制区域为终端设备的屏幕中的四周区域(四周区域与中心矩形区域互不重叠)。
本发明实施例中，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值；识别触及压力值落入的触及压力值范围；按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小。
请参阅图2，图2是本发明实施例公开的另一种视频画面缩放方法的流程图。如图2所示，本实施例中所描述的视频画面缩放方法，包括步骤：
S201，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值。
S202，采集输入的声纹信息。
本发明实施例中，可以通过终端设备中的麦克风采集输入的声纹信息，输入的声纹信息可以为用户(可以为当前触压终端设备的屏幕的预设区域的用户)输入的声纹信息。在采集输入的声纹信息之前，终端设备可以输出提示信息，该提示信息提示用户输入声纹信息并打开终端设备中的麦克风，以接收用户输入声纹信息。
S203，比较声纹信息与预设声纹信息是否匹配，若匹配，执行步骤S204，若不匹配，则提示声纹信息与预设声纹信息不匹配，结束本流程。
本发明实施例中，采集输入的声纹信息后，比较声纹信息与预设声纹信息是否匹配，声纹信息具体可以包括麦克风获取的声纹信息的声波频谱中的共振峰频率、共振峰的强度、共振峰的个数等，预设声纹信息可以为预先存储的用户的声纹信息，也可以为预先获取的用户的声纹信息。比较声纹信息与预设声纹信息是否匹配可以比较声纹信息的声波频谱中的共振峰频率与预设声纹信息的声波频谱中的共振峰频率是否匹配，比较声纹信息的声波频谱中的共振峰强度与预设声纹信息的声波频谱中的共振峰强度是否匹配，比较声纹信息的声波频谱中的共振峰个数与预设声纹信息的声波频谱中的共振峰个数是否匹配，若均匹配，则执行步骤S204。本发明实施例中，可以通过比较采集输入的声纹信息与预设声纹信息匹配，对用户的声纹信息进行验证，防止陌生用户非法操作，提升了终端设备的安全性。
S204，识别触及压力值落入的触及压力值范围。
S205，按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。
本发明实施例中的步骤S201可以参见图1所示的步骤S101，步骤S204～步骤S205可以参见图1所示的步骤S102～步骤S103，本发明实施例不再赘述。
本发明实施例中，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值；采集输入的声纹信息；比较声纹信息与预设声纹信息是否匹配，若匹配，识别触及压力值落入的触及压力值范围；按照触及压力值落入的 触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小，同时可以通过比较采集输入的声纹信息与预设声纹信息匹配，对用户的声纹信息进行验证，防止陌生用户非法操作，提升了终端设备的安全性。
请参阅图3，图3是本发明实施例公开的另一种视频画面缩放方法的流程图。如图3所示，本实施例中所描述的视频画面缩放方法，包括步骤：
S301，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值。
S302，采集输入的声纹信息。
S303，向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求。
本发明实施例中，当采集输入的声纹信息之后，向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求，社交应用可以为微信、QQ、有信、易信等，指定关系用户可以是输入声纹信息的用户。举例来说，当用户A使用用户B的终端设备时，若用户A需要对用户B的终端设备播放的视频画面的大小进行调节时，用户A触摸用户B的终端设备的屏幕的预设区域，用户B的终端设备检测终端设备的屏幕的预设区域的触及压力值，输出提示信息，提示信息提示输入声纹信息，用户A输入声纹信息，终端设备向终端设备正在运行的社交应用中的指定关系用户(用户A)发送预设声纹信息获取请求，用户A输入预设声纹信息，即可以及时验证成功，若用户A不是用户B的好友，则用户A无法对用户B的终端设备进行操作，可以提高终端设备的安全性，防止陌生用户操作。
S304，接收指定关系用户发送的预设声纹信息。
本发明实施例中，向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求之后，指定关系用户的社交应用输出提示信息提示指定关系用户输入声纹信息，并将该指定关系用户输入声纹信息发送给终端设备，以使终端设备接收指定关系用户发送的预设声纹信息。实施本发明实施例，可以通过正在运行的社交应用快速获取预设声纹信息，避免了预设声纹信息存储在终端设备中容易被泄露的风险，提高了终端设备的安全性。
S305，比较声纹信息与预设声纹信息是否匹配，若匹配，执行步骤S306。
S306，识别触及压力值落入的触及压力值范围。
S307，按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。
本发明实施例中的步骤S301～步骤S302可以参见图2所示的步骤S201～步骤S201，步骤S305～步骤S307可以参见图2所示的步骤S203～步骤S205，本发明实施例不再赘述。
本发明实施例中，当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值；采集输入的声纹信息；向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；接收指定关系用户发送的预设声纹信息；比较声纹信息与预设声纹信息是否匹配，若匹配，识别触及压力值落入的触及压力值范围；按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小，同时可以提高终端设备的安全性，防止陌生用户操作。
请参阅图4，图4是本发明实施例公开的一种终端设备的结构示意图。如图4所示，本实施例中所描述的终端设备，包括检测单元401、识别单元402和缩放单元403，其中：
检测单元401，用于当终端设备播放视频时，检测终端设备的屏幕的预设区域的触及压力值。
本发明实施例中，预设区域可以是终端设备的屏幕中的任意区域，例如，终端设备的屏幕的左半区域、右半区域、上半区域、下半区域，也可以是终端设备屏幕的特定多边形区域、圆形区域、或者任意形状任意大小的区域。检测单元401可以实时检测终端设备的屏幕的预设区域的触及压力值，触及压力值可以是用户的手指的触及压力值。
识别单元402，用于识别触及压力值落入的触及压力值范围。
本发明实施例中，识别单元402可以通过终端设备屏幕中的压力传感器识别触及压力值落入的触及压力值范围，触及压力值范围可以是较大的区间，也可以是较小的区间，可以通过终端设备系统设定，也可以通过用户进行设定，例如，触及压力值范围可以为：0～0.1N，0.1～0.2N，0.2～0.3N，0.3～0.4N，0.4～0.5N 等等，也可以为0～0.01N，0.01～0.02N，0.02～0.03N，0.03～0.04N，0.04～0.05N等等。
缩放单元403，用于按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。
本发明实施例中，不同的触及压力值范围对应不同的缩放比例，例如：0～0.1N或0.1～0.2N对应的缩放比例为0，0.2～0.3N对应的缩放比例为放大10％，0.3～0.4N对应的缩放比例为放大20％，0.4～0.5N对应的缩放比例为放大30％，或者，0～0.1N、0.1～0.2N对应的缩放比例为0，0.2～0.3N对应的缩放比例为缩小10％，0.3～0.4N对应的缩放比例为缩小20％，0.4～0.5N对应的缩放比例为缩小30％。本发明实施例中，缩放单元403可以根据触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作，可以通过压力值的大小实时调整视频画面大小，可以自由快速调整视频画面大小。
可选的，预设区域为视频画面放大控制区域，缩放单元403按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作的方式具体为：
缩放单元403按照触及压力值落入的触及压力值范围对应的放大比例对终端设备的视频画面执行放大操作。
本发明实施例中，预设区域为视频画面放大控制区域，视频画面放大控制区域可以是终端设备的屏幕中的左半区域、右半区域、上半区域、下半区域，也可以是终端设备的屏幕中的中心圆形区域或中心矩形区域或中心多边形区域。缩放单元403按照触及压力值落入的触及压力值范围对应的放大比例对终端设备的视频画面执行放大操作，例如，当触及压力值为0～0.1N或0.1～0.2N时，对应的放大比例为0；当触及压力值为0.2～0.3N时，对应的放大比例为放大10％；当触及压力值为0.3～0.4N时，对应的放大比例为放大20％；当触及压力值为0.4～0.5N时，对应的放大比例为放大30％；当触及压力值为0.5～0.6N时，对应的放大比例为放大40％；当触及压力值为0.6～0.7N时，对应的放大比例为放大50％。
可选的，预设区域为视频画面缩小控制区域，缩放单元403按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操 作的方式具体为：
缩放单元403按照触及压力值落入的触及压力值范围对应的缩小比例对终端设备的视频画面执行缩小操作。
本发明实施例中，预设区域为视频画面缩小控制区域，视频画面缩小控制区域可以是终端设备的屏幕中的左半区域、右半区域、上半区域、下半区域，也可以是终端设备的屏幕中的中心圆形区域或中心矩形区域或中心多边形区域。缩放单元403按照触及压力值落入的触及压力值范围对应的缩小比例对终端设备的视频画面执行缩小操作，例如，当触及压力值为0～0.1N或0.1～0.2N时，对应的缩小比例为0；当触及压力值为0.2～0.3N时，对应的缩小比例为缩小10％；当触及压力值为0.3～0.4N时，对应的缩小比例为缩小20％；当触及压力值为0.4～0.5N时，对应的缩小比例为缩小30％；当触及压力值为0.5～0.6N时，对应的缩小比例为缩小40％；当触及压力值为0.6～0.7N时，对应的缩小比例为缩小50％。
优选的，视频画面放大控制区域和视频画面缩小控制区域为互不重叠的两个区域，例如：视频画面放大控制区域为终端设备的屏幕中的左半区域，视频画面缩小控制区域为终端设备的屏幕中的右半区域；视频画面放大控制区域为终端设备的屏幕中的上半区域，视频画面缩小控制区域为终端设备的屏幕中的下半区域；视频画面放大控制区域为终端设备的屏幕中的中心圆形区域，视频画面缩小控制区域为终端设备的屏幕中的四周区域(四周区域与中心圆形区域互不重叠)；视频画面放大控制区域为终端设备的屏幕中的中心矩形区域，视频画面缩小控制区域为终端设备的屏幕中的四周区域(四周区域与中心矩形区域互不重叠)。
本发明实施例中，当终端设备播放视频时，检测单元401检测终端设备的屏幕的预设区域的触及压力值；识别单元402识别触及压力值落入的触及压力值范围；缩放单元403按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小。
请参阅图5，图5是本发明实施例公开的另一种终端设备的结构示意图。如图5所示，本实施例中所描述的终端设备，除了包括图4所示的检测单元401、 识别单元402和缩放单元403之外，还包括采集单元404和比较单元405，其中：
采集单元404，用于采集输入的声纹信息。
本发明实施例中，采集单元404可以通过终端设备中的麦克风采集输入的声纹信息，输入的声纹信息可以为用户(可以为当前触压终端设备的屏幕的预设区域的用户)输入的声纹信息。采集单元404在采集输入的声纹信息之前，终端设备可以输出提示信息，该提示信息提示用户输入声纹信息并打开终端设备中的麦克风，以接收用户输入声纹信息。
比较单元405，用于比较声纹信息与预设声纹信息是否匹配，若匹配，触发识别单元402识别触及压力值落入的触及压力值范围。
本发明实施例中，采集单元404采集输入的声纹信息后，比较单元405比较声纹信息与预设声纹信息是否匹配，声纹信息具体可以包括麦克风获取的声纹信息的声波频谱中的共振峰频率、共振峰的强度、共振峰的个数等，预设声纹信息可以为预先存储的用户的声纹信息，也可以为预先获取的用户的声纹信息。比较单元405比较声纹信息与预设声纹信息是否匹配可以比较声纹信息的声波频谱中的共振峰频率与预设声纹信息的声波频谱中的共振峰频率是否匹配，比较声纹信息的声波频谱中的共振峰强度与预设声纹信息的声波频谱中的共振峰强度是否匹配，比较声纹信息的声波频谱中的共振峰个数与预设声纹信息的声波频谱中的共振峰个数是否匹配，若均匹配，则触发识别单元402识别触及压力值落入的触及压力值范围。本发明实施例中，可以通过比较采集输入的声纹信息与预设声纹信息匹配，对用户的声纹信息进行验证，防止陌生用户非法操作，提升了终端设备的安全性。
本发明实施例中，当终端设备播放视频时，检测单元401检测终端设备的屏幕的预设区域的触及压力值；采集单元404采集输入的声纹信息；比较单元405比较声纹信息与预设声纹信息是否匹配，若匹配，识别单元402识别触及压力值落入的触及压力值范围；缩放单元403按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小，同时可以通过比较采集输入的声纹信息与预设声纹信息匹配，对用户的声纹信息进行验证，防止陌生用户非法操作，提升了终端设备的安全性。
请参阅图6，图6是本发明实施例公开的另一种终端设备的结构示意图。如图6所示，本实施例中所描述的终端设备，除了包括图5所示的检测单元401、识别单元402、缩放单元403、采集单元404和比较单元405之外，还包括发送单元406和接收单元407，其中：
发送单元406，用于向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求。
本发明实施例中，当采集单元404采集输入的声纹信息之后，发送单元406向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求，社交应用可以为微信、QQ、有信、易信等，指定关系用户可以是输入声纹信息的用户。举例来说，当用户A使用用户B的终端设备时，若用户A需要对用户B的终端设备播放的视频画面的大小进行调节时，用户A触摸用户B的终端设备的屏幕的预设区域，用户B的终端设备检测终端设备的屏幕的预设区域的触及压力值，输出提示信息，提示信息提示输入声纹信息，用户A输入声纹信息，终端设备向终端设备正在运行的社交应用中的指定关系用户(用户A)发送预设声纹信息获取请求，用户A输入预设声纹信息，即可以及时验证成功，若用户A不是用户B的好友，则用户A无法对用户B的终端设备进行操作，可以提高终端设备的安全性，防止陌生用户操作。
接收单元407，用于接收指定关系用户发送的预设声纹信息。
本发明实施例中，发送单元406向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求之后，指定关系用户的社交应用输出提示信息提示指定关系用户输入声纹信息，并将该指定关系用户输入声纹信息发送给终端设备，接收单元407接收指定关系用户发送的预设声纹信息。实施本发明实施例，可以通过正在运行的社交应用快速获取预设声纹信息，避免了预设声纹信息存储在终端设备中容易被泄露的风险，提高了终端设备的安全性。
本发明实施例中，当终端设备播放视频时，检测单元401检测终端设备的屏幕的预设区域的触及压力值；采集单元404采集输入的声纹信息；发送单元406向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；接收单元407接收指定关系用户发送的预设声纹信息；比较单元405比较声纹信息与预设声纹信息是否匹配，若匹配，识别单元402识别触及压力 值落入的触及压力值范围；缩放单元403按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。实施本发明实施例，可以自由快速调整视频画面大小，同时可以提高终端设备的安全性，防止陌生用户操作。
请参阅图7，图7是本发明实施例公开的又一种终端设备的结构示意图，如图7所示，终端设备包括存储器701、处理器702(处理器702的数量可以一个或多个，图7中以一个处理器为例)和屏幕703，屏幕，也叫显示屏，是终端设备的一种输入装置，在本发明的一些实施例中，存储器701、处理器702和屏幕703可通过总线或者其它方式连接，其中，图7中以通过总线连接为例。存储器701用于存储指令，处理器702调用存储在存储器701中的指令执行如下操作：
当终端设备播放视频时，检测终端设备的屏幕703的预设区域的触及压力值；
识别触及压力值落入的触及压力值范围；
按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作。
可选的，处理器702检测终端设备的屏幕703的预设区域的触及压力值之后，以及处理器702识别触及压力值落入的触及压力值范围之前，处理器702还用于：
采集输入的声纹信息；
比较声纹信息与预设声纹信息是否匹配，若匹配，执行识别触及压力值落入的触及压力值范围的步骤。
可选的，处理器702采集输入的声纹信息之后，以及处理器702比较声纹信息与预设声纹信息是否匹配之前，处理器702还用于：
向终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
接收指定关系用户发送的预设声纹信息。
可选的，预设区域为视频画面放大控制区域，处理器702按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作， 具体为：
按照触及压力值落入的触及压力值范围对应的放大比例对终端设备的视频画面执行放大操作。
可选的，预设区域为视频画面缩小控制区域，处理器702按照触及压力值落入的触及压力值范围对应的缩放比例对终端设备的视频画面执行缩放操作，具体为：
按照触及压力值落入的触及压力值范围对应的缩小比例对终端设备的视频画面执行缩小操作。
可选的，处理器702还用于：
当声纹信息与预设声纹信息不匹配时，提示声纹信息与预设声纹信息不匹配。
实施图7所示的终端设备，可以自由快速调整视频画面大小，同时可以提高终端设备的安全性，防止陌生用户操作。
本领域普通技术人员可以理解上述实施例的各种方法中的全部或部分步骤是可以通过程序来指令相关的硬件来完成，该程序可以存储于一计算机可读存储介质中，存储介质可以包括：闪存盘、只读存储器(Read-Only Memory，ROM)、随机存取器(Random Access Memory，RAM)、磁盘或光盘等。
以上对本发明实施例所提供的一种视频画面缩放方法及终端设备进行了详细介绍，本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。

Claims (18)

  1. 一种视频画面缩放方法，其特征在于，包括：
    当终端设备播放视频时，检测所述终端设备的屏幕的预设区域的触及压力值；
    识别所述触及压力值落入的触及压力值范围；
    按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。
  2. 根据权利要求1所述的方法，其特征在于，在所述检测所述终端设备的屏幕的预设区域的触及压力值之后，以及在所述识别所述触及压力值落入的触及压力值范围之前，所述方法还包括：
    采集输入的声纹信息；
    比较所述声纹信息与预设声纹信息是否匹配，若匹配，执行所述识别所述触及压力值落入的触及压力值范围的步骤。
  3. 根据权利要求2所述的控制方法，其特征在于，在所述采集输入的声纹信息之后，以及在所述比较所述声纹信息与预设声纹信息是否匹配之前，所述方法还包括：
    向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
    接收所述指定关系用户发送的预设声纹信息。
  4. 根据权利要求1～3任一项所述的方法，其特征在于，所述预设区域为视频画面放大控制区域，所述按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，包括：
    按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
  5. 根据权利要求1～3任一项所述的方法，其特征在于，所述预设区域为视频画面缩小控制区域，所述按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，包括：
    按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
  6. 根据权利要求2所述的方法，其特征在于，所述方法还包括：
    当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述预设声纹信息不匹配。
  7. 一种终端设备，其特征在于，包括：
    检测单元，用于当终端设备播放视频时，检测所述终端设备的屏幕的预设区域的触及压力值；
    识别单元，用于识别所述触及压力值落入的触及压力值范围；
    缩放单元，用于按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。
  8. 根据权利要求7所述的终端设备，其特征在于，所述终端设备还包括：
    采集单元，用于采集输入的声纹信息；
    比较单元，用于比较所述声纹信息与预设声纹信息是否匹配，若匹配，触发所述识别单元识别所述触及压力值落入的触及压力值范围。
  9. 根据权利要求8所述的终端设备，其特征在于，所述终端设备还包括：
    发送单元，用于向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
    接收单元，用于接收所述指定关系用户发送的预设声纹信息。
  10. 根据权利要求7～9任一项所述的终端设备，其特征在于，所述预设区域为视频画面放大控制区域，所述缩放单元按照所述触及压力值落入的触及压 力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作的方式具体为：
    所述缩放单元按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
  11. 根据权利要求7～9任一项所述的终端设备，其特征在于，所述预设区域为视频画面缩小控制区域，所述缩放单元按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作的方式具体为：
    所述缩放单元按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
  12. 根据权利要求8所述的终端设备，其特征在于，所述终端设备还包括：
    提示单元，用于当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述预设声纹信息不匹配。
  13. 一种终端设备，其特征在于，所述终端设备包括存储器、处理器和屏幕，所述存储器用于存储指令；
    所述处理器调用存储在所述存储器中的指令执行如下操作：
    当终端设备播放视频时，检测所述终端设备的所述屏幕的预设区域的触及压力值；
    识别所述触及压力值落入的触及压力值范围；
    按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作。
  14. 根据权利要求13所述的终端设备，其特征在于，所述处理器检测所述终端设备的屏幕的预设区域的触及压力值之后，以及所述处理器识别所述触及压力值落入的触及压力值范围之前，所述处理器还用于：
    采集输入的声纹信息；
    比较所述声纹信息与预设声纹信息是否匹配，若匹配，执行所述识别所述触及压力值落入的触及压力值范围的步骤。
  15. 根据权利要求14所述的终端设备，其特征在于，所述处理器采集输入的声纹信息之后，以及所述处理器比较所述声纹信息与预设声纹信息是否匹配之前，所述处理器还用于：
    向所述终端设备正在运行的社交应用中的指定关系用户发送预设声纹信息获取请求；
    接收所述指定关系用户发送的预设声纹信息。
  16. 根据权利要求13～15任一项所述的终端设备，其特征在于，所述预设区域为视频画面放大控制区域，所述处理器按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，具体为：
    按照所述触及压力值落入的触及压力值范围对应的放大比例对所述终端设备的视频画面执行放大操作。
  17. 根据权利要求13～15任一项所述的终端设备，其特征在于，所述预设区域为视频画面缩小控制区域，所述处理器按照所述触及压力值落入的触及压力值范围对应的缩放比例对所述终端设备的视频画面执行缩放操作，具体为：
    按照所述触及压力值落入的触及压力值范围对应的缩小比例对所述终端设备的视频画面执行缩小操作。
  18. 根据权利要求14所述的终端设备，其特征在于，所述处理器还用于：
    当所述声纹信息与所述预设声纹信息不匹配时，提示所述声纹信息与所述预设声纹信息不匹配。
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