WO2023125313A1 - Procédé et appareil d'enregistrement vidéo et dispositif électronique - Google Patents

Procédé et appareil d'enregistrement vidéo et dispositif électronique Download PDF

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Publication number
WO2023125313A1
WO2023125313A1 PCT/CN2022/141574 CN2022141574W WO2023125313A1 WO 2023125313 A1 WO2023125313 A1 WO 2023125313A1 CN 2022141574 W CN2022141574 W CN 2022141574W WO 2023125313 A1 WO2023125313 A1 WO 2023125313A1
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Prior art keywords
camera
image
screen
area
sub
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PCT/CN2022/141574
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English (en)
Chinese (zh)
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龚庆涛
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维沃移动通信有限公司
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Publication of WO2023125313A1 publication Critical patent/WO2023125313A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

Definitions

  • the present application belongs to the field of video technology, and in particular relates to a video recording method, device and electronic equipment.
  • the video recording (recording) function in electronic devices is usually used to record daily life dynamics.
  • multiple cameras are installed in electronic devices to present more different photo effects to meet people's shooting needs and give people a pleasing view Visual feast effect.
  • the video recording interface usually displays the preview image captured by a camera that is currently activated.
  • Type selection menu by selecting different camera options in the selection menu, you can switch the display of preview images under different field of view angles.
  • the purpose of the embodiments of the present application is to provide a video recording method, device and electronic equipment, through which the user can flexibly select the video recording mode corresponding to the input area through the input on the scroll screen, so as to obtain a video that meets the user's video recording needs.
  • the embodiment of the present application provides a video recording method, the method includes: receiving a user's first input on the scroll screen; in response to the first input, according to the recording mode corresponding to the input area of the first input, perform video recording.
  • the embodiment of the present application provides a video recording device, which includes: a receiving module and a recording module, wherein: the receiving module is configured to receive the user's first input to the scroll screen; the recording module is configured to In response to the first input received by the receiving module, video recording is performed according to the recording mode corresponding to the input area of the first input.
  • an embodiment of the present application provides an electronic device, the electronic device includes a processor, a memory, and a program or instruction stored in the memory and operable on the processor, and the program or instruction is The processor implements the steps of the method described in the first aspect when executed.
  • an embodiment of the present application provides a readable storage medium, on which a program or an instruction is stored, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented .
  • the embodiment of the present application provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions, so as to implement the first aspect the method described.
  • an embodiment of the present application provides a computer program product, the program product is stored in a non-volatile storage medium, and the program product is executed by at least one processor to implement the method described in the first aspect.
  • the video recording device receives the user's first input on the scroll screen, and in response to the first input, performs video recording according to the recording mode corresponding to the input area of the first input.
  • the user can flexibly select the video recording mode corresponding to the input area through the input on the scroll screen, so that the user can obtain a video that meets the user's video recording needs by independently selecting the video recording mode.
  • Fig. 1 is one of the flowcharts of a video recording method provided by the embodiment of the present application
  • Fig. 2 is one of the interface schematic diagrams of a video recording method provided by the embodiment of the present application.
  • Fig. 3 is the second schematic interface diagram of a video recording method provided by the embodiment of the present application.
  • Fig. 4(a) is the third schematic interface diagram of a video recording method provided by the embodiment of the present application.
  • Fig. 4(b) is the fourth schematic interface diagram of a video recording method provided by the embodiment of the present application.
  • Fig. 5 is the fifth schematic interface diagram of a video recording method provided by the embodiment of the present application.
  • Fig. 6 is the sixth schematic interface diagram of a video recording method provided by the embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of a video recording device provided by an embodiment of the present application.
  • Fig. 8 is one of the schematic diagrams of the hardware structure of an electronic device provided by the embodiment of the present application.
  • FIG. 9 is a second schematic diagram of a hardware structure of an electronic device provided by an embodiment of the present application.
  • FIG. 1 shows a flow chart of the video recording method provided in the embodiment of the present application.
  • the video recording method provided by the embodiment of the present application may include the following steps 201 and 202:
  • Step 201 The video recording device receives a user's first input on a scrolling screen.
  • the above-mentioned first input is used to select a video recording mode.
  • the above-mentioned first input may include any of the following: user's touch input, voice input, gesture input, zoom input to the scroll screen, or other feasible input, which is not limited in this embodiment of the present application .
  • the above-mentioned touch input may be: a user's click input, slide input, press input, and the like.
  • the above click operation may be any number of click operations.
  • the above-mentioned sliding operation may be a sliding operation in any direction, such as sliding up, sliding down, sliding to the left, or sliding to the right, etc., which is not limited in this embodiment of the present application.
  • Step 202 In response to the first input, the video recording device performs video recording according to the recording mode corresponding to the input area of the first input.
  • the above input area may be any screen area on the scrolling screen.
  • the input area may be preset or user-defined, and the input area may include at least two input areas, where different input areas correspond to different recording modes.
  • the above input area may include a first screen control area and a second screen control area.
  • the above-mentioned first screen control area may be the upper half screen area of the screen of the scrolling screen, or the left half screen area
  • the above-mentioned second screen control area may be the lower half screen area of the screen, or the right half screen area.
  • Half of the screen area, the above-mentioned first screen control area and the second screen control area can also be exchanged with each other, which is not limited in this embodiment of the present application.
  • first screen control area and the second screen control area there is no overlapping area between the first screen control area and the second screen control area, or the first screen control area and the second screen control area partially overlap.
  • the video recording device receives a user's first input to the scroll screen, and in response to the first input, performs video recording according to a recording mode corresponding to the input area of the first input.
  • the user can independently select the video recording mode, for example, trigger the video recording device to enable the single-screen recording mode when it is necessary to record a large field of view and high-resolution video, and when it is necessary to view preview images under different viewing angles at the same time to trigger the video recording device to enable split-screen recording mode.
  • it can realize the recording of large field of view video while improving the clarity of the recorded large field of view video; Simultaneous recording function.
  • the recording modes include a single-screen recording mode and a split-screen recording mode.
  • the video recording device can display in real time in the screen display area a preview image fused from images captured by multiple cameras according to the expansion ratio of the scrolling screen; in the split-screen recording mode, the electronic The device can display preview images captured by multiple cameras in real time in the screen display area according to the expansion ratio of the scrolling screen.
  • the user can independently select the video recording mode through the screen control area.
  • the single-screen recording mode When the single-screen recording mode is selected, a large field of view and high-resolution movie mirror recording mode can be realized, which can not only ensure the field of view, but also improve the subject's Recording clarity; in the case of selecting the multi-screen recording mode, it can break through the limitation of single camera recording, realize multi-view recording function, and realize the simultaneous recording function of self-timer and distant view.
  • step 201 may include the following step 201a:
  • Step 201a the video recording device receives the user's first input to the first screen control area of the scroll screen;
  • the above step 202 may include the following step 202a:
  • Step 202a In response to the first input, the video recording device activates the first camera to perform video recording in a single-screen recording mode corresponding to the first screen control area.
  • the above-mentioned first screen control area may be the screen area on the side of the scroll screen close to the scroll, or the screen area on the side of the scroll screen away from the scroll; or, the above-mentioned first screen control area is the screen area on the scroll screen.
  • the above-mentioned end of the reel screen close to the reel may also be referred to as the area where the reel is located, and the reel screen shrinks on the reel to form a reel.
  • the above-mentioned first camera can be any of the following: a 2x focal length camera, a wide-angle camera, a common camera (such as a main camera), and a telephoto camera.
  • the above-mentioned first camera can also be other cameras. There are no restrictions on this.
  • the video recording device as a mobile phone as an example.
  • the image preview interface corresponding to the main camera is displayed in the display area of the mobile phone screen.
  • the image preview interface displays the images collected by the main camera in real time.
  • the upper half screen area 21 of the mobile phone enters the single-screen recording mode, and then, the user can click the "recording" control to trigger the mobile phone to perform video recording in the single-screen recording mode.
  • step 201 may include the following step 201b:
  • Step 201b The video recording device receives a user's first input to the second screen control area of the scrolling screen.
  • the above step 202 may include the following step 202b:
  • Step 202b In response to the first input, the video recording device activates the first camera to perform video recording in a split-screen recording mode corresponding to the second screen control area.
  • the above-mentioned second screen control area may be the screen area on the side of the scroll screen close to the scroll, or the screen area on the side of the scroll screen away from the scroll; or, the above-mentioned second screen control area is the screen area on the scroll screen.
  • the above-mentioned second camera can be any of the following: a 2x focal length camera, a wide-angle camera, an ordinary camera (such as a main camera), a telephoto camera, and the above-mentioned first camera can also be other cameras. There are no restrictions on this.
  • the user clicks on the lower half screen area 22 of the screen area on the side close to the scroll on the scroll screen to enter the split-screen recording mode.
  • Video recording in recording mode the user clicks on the lower half screen area 22 of the screen area on the side close to the scroll on the scroll screen to enter the split-screen recording mode.
  • the embodiment of the present application provides a recording mode in which the video can be selected interactively through the reel.
  • the user can choose the single-screen recording mode, which can realize a large field of view and high-resolution movie mirroring video mode, which can ensure the field of view and improve the main body.
  • the clarity of video recording; users can also choose multi-screen recording mode, which can break through the limitation of single camera recording, realize multi-view recording function, realize self-timer and distant view recording function at the same time, and enhance the fun of users using the recording function.
  • the video recording method provided in the embodiment of the present application further includes the following steps A1 and A2:
  • Step A1 The video recording device determines the second camera and the third camera according to the first expansion ratio of the scrolling screen.
  • the field angles of the second camera and the third camera are different.
  • Step A2 The video recording device displays the first video recording interface in the first sub-display area of the screen display area of the scroll screen, and displays the second video recording interface in the second sub-display area of the screen display area of the scroll screen.
  • the above-mentioned first video recording interface is the recording interface of the second camera
  • the above-mentioned second video recording interface is the recording interface of the third camera
  • the above-mentioned first expansion ratio may be a ratio of the expanded screen length of the scroll screen to the screen length shrunk on the scroll in the initial display state of the scroll screen.
  • the contraction or expansion ratio of the scrolling screen is based on the screen shrinking from the scrolling screen when the scrolling screen is in an initial display state.
  • the unfolded part of the screen is 6 cm
  • the part shrunk on the scroll is 10 cm
  • shrinking or unfolding the scroll screen by 50% means expanding the part shrunk on the scroll by 5 cm.
  • the length of the screen shrinking on the scroll is 10 cm.
  • the expansion ratio of the scrolling screen is 0.
  • the scrolling screen After stretching the scrolling screen to 5 cm, the scrolling screen The expansion ratio of the screen is 50%, and after the screen shrunk on the scroll is fully unfolded, the expansion ratio of the scroll screen is 100%.
  • the video recording device can start multiple cameras for video recording and display the video recordings corresponding to the multiple cameras according to the unfolded length of the scroll screen in the multi-screen recording mode when the scroll screen is unfolded. interface. For example, when the expansion ratio of the scrolling screen is greater than or equal to 50% and less than 80%, the 2x focal length camera and the main camera are simultaneously activated for video recording.
  • the above-mentioned second camera and the third camera can be any of the following cameras: a 2x focal length camera, a wide-angle camera, an ordinary camera (such as a main camera), and an ultra-wide-angle camera. Make any restrictions.
  • the relationship between the angles of view of the above cameras is as follows: the angle of view of the 2x focal length camera is smaller than that of the main camera, the angle of view of the main camera is smaller than that of the wide-angle camera, and the angle of view of the wide-angle camera is smaller than that of the main camera.
  • the field angle is smaller than that of an ultra-wide-angle camera.
  • the angle of view of the second camera is smaller than the angle of view of the third camera, that is, the third camera can capture a wider range of images than the second camera.
  • the field of view of the camera is also called the field of view, and the size of the field of view determines the field of view of an optical instrument (such as a camera).
  • an optical instrument such as a camera
  • the above screen display area may be the entire screen display area of the scrolling screen, or part of the screen display area of the scrolling screen.
  • the first sub-display area and the second sub-display area may be different display areas of the screen display area.
  • the first sub-display area and the second sub-display area may be two display areas arranged left and right or up and down in the entire screen display area.
  • the first sub-display area and the second sub-display area are up-down or left-right split screens of the scrolling screen.
  • the video recording device may determine the unfolding ratio of the scrolling screen (that is, the first unfolding ratio), and determine the camera that needs to collect images according to the first unfolding ratio (that is, second camera and third camera).
  • the screen recording device may receive a touch input from the user on the first control area of the scroll screen when the user expands the scroll screen to an expansion ratio of 50%, enter the split-screen recording mode, and then start the second screen recording mode.
  • Second camera and third camera for video recording may be used to record a touch input from the user on the first control area of the scroll screen when the user expands the scroll screen to an expansion ratio of 50%.
  • the screen recording device may receive a touch input from the user on the first control area of the scroll screen to enter split-screen recording when the current recording mode is single screen and the expansion ratio of the scroll screen is 50%. mode, and then activate the second and third cameras for video recording.
  • the first video recording interface is used to display a preview image collected by the second camera in real time
  • the second video recording interface is used to display a preview image collected by the third camera in real time.
  • the expansion ratio of the scrolling screen is 50%
  • start the 2x focal length camera and the main camera to shoot the sun and multiple trees in the current shooting scene respectively.
  • the first sub-display area 31 of the screen displays the video recording interface corresponding to the 2x focal length camera
  • the video recording interface corresponding to the main camera is displayed in the second sub-display area 32 of the screen, wherein the video recording interface corresponding to the 2x focal length camera is displayed in real time
  • the video recording interface corresponding to the main camera displays in real time the images collected by the camera with 2 times the focal length (including the sun 36, trees 37, trees 38 and trees 39).
  • the sun 33 in the upper first sub-area 31 in FIG. 3 and the sun 36 in the lower second sub-area 32 are different preview images obtained by shooting the same object with different cameras.
  • the trees 35 in the area 31 and the trees 39 in the second sub-area 32 are different preview images obtained by shooting the same object with different cameras. Since different cameras (that is, the 2x focal length camera and the main camera) have different field of view angles, the ranges of images that can be captured by the two cameras are different, that is, the content of the images collected by the two cameras is different.
  • the video recording device respectively displays video recording interfaces corresponding to multiple cameras according to the expansion ratio of the scrolling screen, so that videos under the field of view of multiple cameras can be recorded simultaneously, thereby improving the flexibility of video recording.
  • the video recording method provided in the embodiment of the present application further includes the following steps A3 to A5:
  • Step A3 The video recording device receives a second input from the user to unfold the scrolling screen.
  • Step A4 The video recording device determines the fourth camera based on the expansion ratio of the scrolling screen in response to the third input.
  • the angle of view of the fourth camera is different from the angle of view of the first camera and the second camera.
  • Step A5 The video recording device controls the fourth camera to perform video recording, and displays the third video recording interface in the third sub-display area of the screen display area of the scroll screen, and displays the third video recording interface in the fourth sub-display area of the screen display area of the scroll screen, The fourth video recording interface is displayed, and the fifth video recording interface is displayed in the fifth sub-display area of the screen display area of the scrolling screen.
  • the third video recording interface is the recording interface of the fourth camera
  • the fourth video recording interface is the recording interface of the third camera
  • one video recording interface corresponds to one camera.
  • the above-mentioned second input is an input for the user to unfold the scrolling screen, or an input for the user to trigger the video recording device to unfold the scrolling screen.
  • the above-mentioned second input may be an input received by the electronic device that the user manually stretches the scroll screen to unfold the scroll screen, or may be an input received by the video recording device that the user triggers the scroll screen unfolding control.
  • the above-mentioned trigger input may include any of the following: user's touch input, voice input, gesture input, zoom input to the scroll screen, or other feasible input, which is not limited in this embodiment of the present application.
  • the video recording device can judge the unfolding ratio of the scrolling screen in real time, and if the unfolding ratio of the scrolling screen is within a preset ratio range, start the corresponding camera based on the corresponding relationship between the preset unfolding ratio and the camera to be started. video recording.
  • the expansion ratio of the scrolling screen is greater than or equal to 50% and less than 80%, the 2x focal length camera and the main camera are simultaneously activated for video recording.
  • the above-mentioned third sub-display area, fourth sub-display area and fifth sub-display area may partially overlap, or may not entirely overlap.
  • the third sub-display area, the fourth sub-display area and the fifth sub-display area may be different display areas of the screen display area, or different split-screens in a split-screen display state.
  • the unfolded length of the current scrolling screen is 50%
  • the video recording device captures the sun and multiple trees in the current picture through the 2x focal length camera and the main camera respectively, and the first sub-display area 31 of the screen display area
  • the video recording interface corresponding to the 2x focal length camera is displayed, and the video recording interface corresponding to the main camera is displayed in the second sub-display area 32 of the screen display area, as shown in Figure 4 (a)
  • the user expands the scrolling screen to an expansion ratio of
  • the video recording device starts the wide-angle camera to shoot the scene in the above picture, and displays the video interface corresponding to the camera with 2 times the focal length in the third sub-display area 41 of the screen display area, and displays in the fourth sub-display area of the screen display area
  • the area 42 displays the video recording interface corresponding to the main camera
  • the fifth sub-display area 43 of the screen display area displays the video recording interface corresponding to the wide-angle camera.
  • the video recording device can add a camera for video recording when the expansion ratio of the scrolling screen is increased, so as to adapt to the expansion ratio of the screen to display the recording interface, so that the user can intuitively view more images under the camera's field of view.
  • Preview image That is, the user can adjust the different proportions of the scroll screen by stretching, control the switching between different cameras, and multiple cameras for multi-view video recording, thereby realizing the digital zoom function of multi-view video recording.
  • the video recording device switches the camera corresponding to the video interface after receiving an input from the user triggering switching of the camera corresponding to the video recording interface.
  • the video recording device switches the current camera of the video recording interface to another camera after receiving the user's touch input on the switch control in the video recording interface, thereby switching the picture content in the video recording interface.
  • the video recording device starts the wide-angle camera to shoot the scene in the above picture, and displays it in the third sub-display area 41 of the screen display area
  • the video recording interface corresponding to the main camera is displayed in the fourth sub-display area 42 of the screen display area
  • the video recording interface corresponding to the wide-angle camera is displayed in the fifth sub-display area 43 of the screen display area.
  • the user clicks the camera switching control 41a in the third sub-display area 41, and the video recording device switches the 2x focal length camera corresponding to the video recording interface in the third sub-display area 41 to the front camera , and the video recording interface in the third sub-display area 41 displays the user's self-portrait image captured by the front camera.
  • the video recording device simultaneously records the videos of the fields of view of the three cameras to realize the multi-view recording function, and after the user selects to switch cameras, the user can record a selfie while recording a distant view, thereby improving the flexibility of video recording.
  • the video recording device can adjust the scale of the scrolling screen by stretching, control the switching between different cameras and the method of multi-view video recording by multiple cameras, and at the same time realize the digital zoom function of multi-view video. That is, the user can break through the limitation of single camera recording by selecting the multi-screen recording mode, realize the multi-view recording function, and realize the simultaneous recording function of Selfie and distant view.
  • the video recording device can obtain multiple videos recorded by multiple cameras according to user needs, and save the videos recorded by each camera; or, record the videos recorded by multiple cameras according to Each camera corresponds to the location of the video recording interface, performs video fusion to obtain a fused target video, and saves the target video including multiple video contents recorded by multiple cameras.
  • the video recording device when the video recording device simultaneously records videos through three cameras, it may save the videos recorded by the three cameras respectively, or save the synthesized video from the videos recorded by the three cameras, or save both at the same time.
  • the user can independently choose to save the result of multi-view video recording or the result of each camera recording separately, which improves the flexibility of video recording.
  • the video recording method provided in the embodiment of the present application further includes the following steps B1 and B2:
  • Step B1 The video recording device determines the first camera and the second camera according to the first expansion ratio of the scrolling screen.
  • the viewing angle of the first camera is smaller than the viewing angle of the second camera.
  • Step B2 The video recording device displays the first video recording interface in the display area of the screen.
  • the above-mentioned first video recording interface includes a first preview image.
  • the first sub-area of the first preview image is an image obtained by fusing the first original image and the second original image
  • the first original image is an image collected by the first camera
  • the second original image is the second original image
  • the second sub-area of the first preview image is the third original image
  • the third original image is the image corresponding to the second sub-area in the image collected by the second camera
  • the third sub-area of the first preview image is a fourth original image
  • the fourth original image is an image corresponding to the third sub-area in the image captured by the second camera.
  • the video recording device may determine the first camera and the second camera according to the expansion ratio of the scrolling screen according to a preset rule between the expansion ratio and the cameras. For example, when the current expansion ratio of the scrolling screen is in the range of 50% to 60%, start the camera and the second camera to record video.
  • the above-mentioned first camera may be a 2x focal length camera
  • the second camera may be a main camera.
  • the shooting field of view of the second camera is larger than the shooting field of view of the first camera, that is, the second camera can shoot a wider range of image frames.
  • the above-mentioned first recording interface is used to display the first preview images corresponding to the first camera and the second camera.
  • the video recording device may perform image registration and fusion processing on the first image (ie, the first original image) captured by the first camera and the second image captured by the second camera to obtain the first preview image.
  • first image ie, the first original image
  • second image captured by the second camera
  • the above-mentioned first preview image includes a first sub-area, a second sub-area and a third sub-area. Wherein, the first sub-region, the second sub-region and the third sub-region partially overlap or do not overlap.
  • the above-mentioned first preview image is updated in real time, that is, the first preview image may be refreshed and displayed in real time in the first video recording interface.
  • the video recording device may perform image fusion processing on the first original image captured by the first camera and the second original image corresponding to the first sub-region in the image captured by the second camera, and perform image fusion processing on the first original image of the first preview image.
  • the sub-area displays the fused image, and the fused image includes the content of the first original image collected by the first camera.
  • the video recording device may fuse an image frame currently captured by the first camera with an image corresponding to the first sub-area in an image frame currently captured by the second camera, and display the fused image in the first sub-area. image, and get the fused image updated in real time.
  • the above-mentioned second original image is a part of the image area corresponding to the first sub-area in a frame of image captured by the second camera;
  • the above-mentioned third original image is in a frame of image captured by the second camera, A part of the image of the image area corresponding to the second sub-area;
  • the fourth original image is a part of the image of the image area corresponding to the third sub-area in a frame of image captured by the second camera.
  • the user expands the scrolling screen to an expansion ratio of 50%, and clicks the first control area of the scrolling screen to enter the single-screen recording mode.
  • Video recording The device starts the 2x focal length camera and the main camera to collect images.
  • the video recording device takes pictures respectively through the 2x focal length camera and the main camera, and then performs image fusion processing on the two images to obtain a preview image 50 .
  • the first sub-area 50a of the preview image 50 includes the image content collected by the 2x focal length camera (that is, the sun 51, trees 52 and trees 53 in the right half)
  • the second sub-area 50b of the preview image 50 includes the images captured by the main camera.
  • Part of the image content that is, the trees 54
  • the third sub-area 50c of the preview image 50 includes another part of the image content (that is, the left half of the trees 55) captured by the main camera.
  • the trees 55 in the left half of the third sub-area 50c on the right in FIG. 5 and the trees 53 in the right half of the first sub-area 50a in the middle are obtained by shooting the same tree with different cameras.
  • Preview image Since the shooting field of view of the main focal length camera is larger than that of the 2x focal length camera, and the shooting resolution of the main camera is larger than that of the 2x focal length camera, the two sides of the preview image are the images collected by the main camera, and the middle part is the image collected by the 2x camera. image, which can achieve large market shooting and ensure the clarity of the subject in the recorded video.
  • the video recording device can display clearer image content collected by a camera with a small field of view and a larger shooting range collected by a camera with a larger field of view on the video recording interface when the scrolling screen is unfolded to a certain ratio.
  • Image content so that more image content of the field of view can be displayed on the screen, and video recording with a large field of view is realized, which is convenient for capturing moving objects, while retaining a high-definition video picture in the middle field of view. That is, in the single-screen recording mode, a large field of view and high-resolution movie mirror recording mode can be realized, which can improve the video clarity of the subject while ensuring the field of view.
  • the video recording method provided in the embodiment of the present application further includes the following steps B3 to B5:
  • Step B3 The video recording device receives a third input that the user unfolds the scrolling screen.
  • Step B4 The video recording device determines the third camera based on the unfolded length of the scrolling screen in response to the third input.
  • the angle of view of the second camera is smaller than the angle of view of the third camera.
  • Step B5 The video recording device controls the third camera to record video, and updates the first preview image to the second preview image.
  • the fourth sub-area of the second preview image is an image obtained by fusion of the fifth original image, the sixth original image and the seventh original image
  • the fifth original image is an image collected by the first camera
  • the sixth original image It is an image corresponding to the fourth sub-region in the image collected by the second camera
  • the above-mentioned seventh original image is an image corresponding to the above-mentioned fourth sub-region in the image collected by the third camera
  • the fifth sub-area of the second preview image is an image obtained by fusing the eighth original image and the ninth original image
  • the eighth original image is an image corresponding to the fifth sub-area in the image collected by the second camera
  • the ninth original image The image is an image corresponding to the fifth sub-region in the image collected by the third camera
  • the sixth sub-area of the second preview image is an image obtained by fusing the tenth original image and the eleventh original image
  • the tenth original image is an image corresponding to the sixth sub-area in the image collected by the second camera
  • the tenth original image An original image is an image corresponding to the sixth sub-region in the image collected by the third camera
  • the seventh sub-area of the second preview image is a twelfth original image, and the twelfth original image is an image corresponding to the seventh sub-area in the image collected by the third camera;
  • the eighth sub-area of the second preview image is the thirteenth original image, and the thirteenth original image is an image corresponding to the eighth sub-area among the images captured by the third camera.
  • the above-mentioned third input is an input for the user to unfold the scrolling screen, or an input for the user to trigger the video recording device to unfold the scrolling screen.
  • the above-mentioned third input may be an input received by the electronic device that the user manually stretches the scrolling screen to unfold the scrolling screen, or may be an input received by the video recording device that the user triggers the scrolling screen unfolding control.
  • the application examples do not make any limitation on this.
  • the video recording device receives the user's third input, judges the expansion ratio of the scrolling screen, and starts the third camera for image acquisition when the expansion ratio reaches the activation condition of the third camera .
  • the expansion ratio of the scrolling screen is 50%
  • images are collected by the 2x focal length camera and the main camera, and when the scrolling screen is expanded from 50% to 100%, a wide-angle camera is added for image collection .
  • the above-mentioned second preview image is an image obtained after performing fusion processing on the images respectively collected by the first camera, the second camera and the third camera, and the second preview image can be obtained along with the real-time images collected by each camera. Frames are updated in real time.
  • the fourth sub-display area, the fifth sub-display area, the sixth sub-display area, the seventh sub-area and the eighth sub-area may partially overlap, or may not entirely overlap.
  • the expanded length of the current scrolling screen is 50%
  • the first sub-area 54a of the preview image 54 in the video recording interface includes the image content collected by the camera with 2x focal length
  • the second sub-area of the preview image 54 54a includes a part of the image content captured by the main camera
  • the third sub-area 54c of the preview image 54 includes another part of the image content captured by the main camera.
  • the video recording device starts a wide-angle camera to shoot the sun, tree A, tree B, tree C, tree D, and tree E in front, and records the video
  • the preview image 50 in the recording interface is updated to a preview image 60
  • the fourth sub-area 60a of the preview image 60 includes the image content collected by the camera with 2 times the focal length
  • the image content includes the image 61 of the sun, the image of the tree C and the image of the tree D.
  • the fifth sub-area 60b of the preview image 60 includes a part of the image content collected by the main camera, and the image content includes the image 64 of the tree B, and the sixth sub-area 60c of the preview image 60 includes the image captured by the main camera.
  • the image content includes the image of the left half of the tree D
  • the seventh sub-region 60d of the preview image 60 includes a part of the image content collected by the wide-angle camera
  • the image content includes the image 66 of the tree A
  • the eighth sub-area 60e includes another part of the image content collected by the wide-angle camera
  • the image content includes the image of the tree E.
  • the screen of the video recording device stretches, the screen will display more shooting fields of view, that is, the video recording interface will display a preview formed by fusing the images collected by the 2x focal length camera, the main camera and the ultra-wide-angle camera image, so as to achieve a larger field of view of the screen recording function, while retaining the clarity of the middle subject.
  • the video recording method provided in the embodiment of the present application further includes the following step C1:
  • Step C1 The video recording device outputs the target video based on the images corresponding to the first sub-area, the second sub-area and the third sub-area.
  • the image definition of each video frame of the target video is the same as the image definition of the images displayed in the first sub-area, the second sub-area and the third sub-area.
  • the video recording device may encode the images respectively displayed in real time in the first sub-area, the second sub-area and the third sub-area to generate the target video.
  • N first image frames displayed in real time in the first sub-region, N second image frames displayed in real time in the second sub-region, and N third image frames displayed in real time in the third sub-region are synthesized to obtain N frame preview image, and then encode the N frame preview image to generate the target video.
  • the video recording device can realize the picture recording function with a larger field of view along with the stretching of the scroll screen, and ensure the clarity of the recorded video.
  • the video recording method provided in the embodiment of the present application may be executed by a video recording device, or a control module in the video recording device for executing the video recording method.
  • the video recording device provided in the embodiment of the present application is described by taking the video recording device executing the video recording method as an example.
  • the control device 700 includes: a receiving module 701 and a recording module 702, wherein: the receiving module 701 is configured to receive the user's first input to the scroll screen; The recording module 702 is configured to, in response to the first input received by the receiving module, perform video recording according to a recording mode corresponding to an input area of the first input.
  • the recording mode includes a single-screen recording mode and a split-screen recording mode.
  • the receiving module is specifically configured to receive a user's first input to the first screen control area of the scroll screen; the recording module is specifically configured to respond to the receiving module receiving The first input is used to start the first camera to perform video recording according to the single-screen recording mode corresponding to the first screen control area.
  • the receiving module is specifically configured to receive the user's first input to the second screen control area of the scroll screen; the recording module is specifically configured to respond to the receiving module receiving The first input is used to control the first camera to perform video recording according to the split-screen recording mode corresponding to the second screen control area.
  • the device when the recording mode is a split-screen recording mode, the device further includes: a determination module and a display module, wherein: the determination module is configured to The first expansion ratio is to determine the second camera and the third camera, and the second camera and the third camera have different viewing angles; The sub-display area displays the first video recording interface, and displays the second video recording interface in the second sub-display area of the screen display area of the scroll screen; wherein, the first video recording interface is the second video recording interface of the second camera A recording interface, the second video recording interface is the recording interface of the third camera.
  • the receiving module is further configured to receive a second input from the user to expand the scrolling screen; the determining module is configured to respond to the second input received by the receiving module.
  • Input based on the expansion ratio of the scroll screen, determine the fourth camera, the angle of view of the fourth camera is different from the angle of view of the first camera and the second camera; the recording module is also used to control The fourth camera performs video recording; the display module is also used to display the third video recording interface in the third sub-display area of the screen display area of the scroll screen, and display the third video recording interface in the fourth sub-display area of the screen display area of the scroll screen , displaying the fourth video recording interface, and displaying the fifth video recording interface in the fifth sub-display area of the screen display area of the scrolling screen; wherein, the third video recording interface is the recording interface of the fourth camera, and the The fourth video recording interface is the recording interface of the third camera.
  • the device when the recording mode is a single-screen recording mode, the device further includes: a determination module and a display module, wherein:
  • the determination module is configured to determine the first camera and the second camera according to the first expansion ratio of the scrolling screen, the angle of view of the first camera is smaller than the angle of view of the second camera;
  • the display module is used to display the first video recording interface in the screen display area, and the first video recording interface includes the first preview image;
  • the first sub-area of the first preview image is an image obtained by fusing the first original image and the second original image
  • the first original image is the image collected by the first camera
  • the second original image is the The image corresponding to the first sub-region in the image collected by the second camera
  • the second sub-region of the first preview image is a third original image
  • the third original image is an image collected by the second camera
  • the third sub-area of the first preview image is the fourth original image
  • the fourth original image is corresponding to the third sub-area in the image collected by the second camera image of the area.
  • the receiving module is further configured to receive a third input from the user to expand the scrolling screen; the determining module is further configured to respond to the third input received by the receiving module.
  • the fourth sub-area of the second preview image is an image obtained by fusion of the fifth original image, the sixth original image and the seventh original image
  • the fifth original image is an image collected by the first camera
  • the first The sixth original image is an image corresponding to the fourth sub-region among the images collected by the second camera
  • the seventh original image is an image corresponding to the fourth sub-region among the images collected by the third camera
  • the fifth sub-area of the second preview image is an image obtained by fusing the eighth original image and the ninth original image
  • the eighth original image is an image corresponding to the fifth sub-area among the images collected by the second camera.
  • image, the ninth original image is an image corresponding to the fifth sub-region in the image captured by the third camera;
  • the sixth sub-area of the second preview image is an image obtained by fusing the tenth original image and the eleventh original image, and the tenth original image is the image captured by the second camera corresponding to the sixth sub-area
  • the image of the eleventh original image is the image corresponding to the sixth sub-region in the image collected by the third camera;
  • the seventh sub-area of the second preview image is a twelfth original image, and the twelfth original image is an image corresponding to the seventh sub-area among the images captured by the third camera;
  • the eighth sub-area of the second preview image is a thirteenth original image
  • the thirteenth original image is an image corresponding to the eighth sub-area among the images captured by the third camera
  • the device further includes: an output module; the output module is configured to correspond to the first subregion, the second subregion, and the third subregion based on Image, output target video; Wherein, the image clarity of each video frame of the target video and the image clarity of the image displayed in the first sub-area, the second sub-area and the third sub-area same.
  • the video recording device receives a user's first input to the scroll screen, and in response to the first input, performs video recording according to a recording mode corresponding to the input area of the first input.
  • the user can independently select the video recording mode, for example, trigger the video recording device to enable the single-screen recording mode when it is necessary to record a large field of view and high-resolution video, and when it is necessary to view preview images under different viewing angles at the same time to trigger the video recording device to enable split-screen recording mode. In this way, the video recording effect is improved.
  • the video recording device in the embodiment of the present application may be a device, or a component, an integrated circuit, or a chip in a terminal.
  • the device may be a mobile electronic device or a non-mobile electronic device.
  • the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a handheld computer, a vehicle electronic device, a wearable device, an ultra-mobile personal computer (ultra-mobile personal computer, UMPC), a netbook or a personal digital assistant (personal digital assistant).
  • non-mobile electronic devices can be servers, network attached storage (Network Attached Storage, NAS), personal computer (personal computer, PC), television (television, TV), teller machine or self-service machine, etc., this application Examples are not specifically limited.
  • Network Attached Storage NAS
  • personal computer personal computer, PC
  • television television
  • teller machine or self-service machine etc.
  • the video recording device in the embodiment of the present application may be a device with an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in this embodiment of the present application.
  • the video recording device provided in the embodiment of the present application can realize various processes realized by the method embodiments in FIG. 1 to FIG. 6 , and details are not repeated here to avoid repetition.
  • the embodiment of the present application further provides an electronic device 800, including a processor 801, a memory 802, and programs or instructions stored in the memory 802 and operable on the processor 801,
  • an electronic device 800 including a processor 801, a memory 802, and programs or instructions stored in the memory 802 and operable on the processor 801,
  • the program or instruction is executed by the processor 801
  • each process of the above-mentioned video recording method embodiment can be realized, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the electronic devices in the embodiments of the present application include the above-mentioned mobile electronic devices and non-mobile electronic devices.
  • FIG. 9 is a schematic diagram of a hardware structure of an electronic device implementing an embodiment of the present application.
  • the electronic device 100 includes but is not limited to: a radio frequency unit 101, a network module 102, an audio output unit 103, an input unit 104, a sensor 105, a display unit 106, a user input unit 107, an interface unit 108, a memory 109, and a processor 110, etc. part.
  • the electronic device 100 can also include a power supply (such as a battery) for supplying power to various components, and the power supply can be logically connected to the processor 110 through the power management system, so that the management of charging, discharging, and function can be realized through the power management system. Consumption management and other functions.
  • a power supply such as a battery
  • the structure of the electronic device shown in FIG. 9 does not constitute a limitation to the electronic device.
  • the electronic device may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here. .
  • the user input unit 107 is configured to receive a user's first input on the scroll screen; the processor 110 is configured to respond to the first input received by the user input unit 107, according to the A recording mode corresponding to the input area for video recording.
  • the recording mode includes a single-screen recording mode and a split-screen recording mode.
  • the user input unit 107 is specifically configured to receive a user's first input to the first screen control area of the scroll screen; the processor 110 is specifically configured to respond to the The first input received by the receiving module starts the first camera to perform video recording according to the single-screen recording mode corresponding to the first screen control area.
  • the user input unit 107 is specifically configured to receive a user's first input to the second screen control area of the scroll screen; the processor 110 is specifically configured to respond to the The first input received by the user input unit 107 controls the first camera to perform video recording according to the split-screen recording mode corresponding to the second screen control area.
  • the processor 110 when the recording mode is a split-screen recording mode, the processor 110 is configured to determine the second camera and the third camera according to the first expansion ratio of the scrolling screen. , the field angles of the second camera and the third camera are different; the display unit 106 is configured to display a first video recording interface in the first sub-display area of the screen display area of the scroll screen, and The second sub-display area of the screen display area of the scroll screen displays a second video recording interface; wherein, the first video recording interface is the recording interface of the second camera, and the second video recording interface is the Describe the recording interface of the third camera.
  • the user input unit 107 is further configured to receive a second input from the user to expand the scroll screen; the processor 110 is configured to respond to the user input unit 107 receiving The second input, based on the expansion ratio of the scrolling screen, determines the fourth camera, the angle of view of the fourth camera is different from the angle of view of the first camera and the second camera; the recording module , is also used to control the fourth camera to perform video recording; the display unit 106 is also used to display the third video recording interface in the third sub-display area of the screen display area of the scroll screen, and in the screen display area of the scroll screen The fourth sub-display area of the display area displays the fourth video recording interface, and displays the fifth video recording interface in the fifth sub-display area of the screen display area of the scroll screen; wherein, the third video recording interface is the fourth camera The recording interface of the fourth video recording interface is the recording interface of the third camera.
  • the processor 110 when the recording mode is a single-screen recording mode, the processor 110 is configured to determine the first camera and the second camera according to the first expansion ratio of the scrolling screen. , the angle of view of the first camera is smaller than the angle of view of the second camera; the display unit 106 is configured to display a first video recording interface in the screen display area, and the first video recording interface includes a first A preview image; wherein, the first sub-area of the first preview image is an image obtained by fusing the first original image and the second original image, the first original image is an image collected by the first camera, and the second original image The image is an image corresponding to the first sub-area in the image collected by the second camera; the second sub-area of the first preview image is a third original image, and the third original image is the image of the second camera The image corresponding to the second sub-area in the collected image; the third sub-area of the first preview image is a fourth original image, and the fourth original image is the image corresponding to the second sub-area
  • the user input unit 107 is further configured to receive a third input from the user to expand the scroll screen; the processor 110 is further configured to respond to the user input unit 107 The received third input determines a third camera based on the unfolded length of the scrolling screen, and the field angle of the second camera is smaller than the field angle of the third camera; the processor 110 further uses To control the third camera to record video, and update the first preview image to the second preview image;
  • the fourth sub-area of the second preview image is an image obtained by fusion of the fifth original image, the sixth original image and the seventh original image
  • the fifth original image is an image collected by the first camera
  • the first The sixth original image is an image corresponding to the fourth sub-region among the images collected by the second camera
  • the seventh original image is an image corresponding to the fourth sub-region among the images collected by the third camera
  • the fifth sub-area of the second preview image is an image obtained by fusing the eighth original image and the ninth original image
  • the eighth original image is an image corresponding to the fifth sub-area among the images collected by the second camera.
  • image, the ninth original image is an image corresponding to the fifth sub-region in the image captured by the third camera;
  • the sixth sub-area of the second preview image is an image obtained by fusing the tenth original image and the eleventh original image, and the tenth original image is the image captured by the second camera corresponding to the sixth sub-area
  • the image of the eleventh original image is the image corresponding to the sixth sub-region in the image collected by the third camera;
  • the seventh sub-area of the second preview image is a twelfth original image, and the twelfth original image is an image corresponding to the seventh sub-area among the images captured by the third camera;
  • the eighth sub-area of the second preview image is a thirteenth original image
  • the thirteenth original image is an image corresponding to the eighth sub-area among the images captured by the third camera
  • the processor 110 is configured to output a target video based on images corresponding to the first subregion, the second subregion, and the third subregion; wherein, the The image definition of each video frame of the target video is the same as the image definition of the images displayed in the first sub-area, the second sub-area and the third sub-area.
  • video recording is performed according to the recording mode corresponding to the input area of the first input.
  • the user can independently select the video recording mode, for example, trigger the video recording device to enable the single-screen recording mode when it is necessary to record a large field of view and high-resolution video, and when it is necessary to view preview images under different viewing angles at the same time to trigger the video recording device to enable split-screen recording mode. In this way, the video recording effect is improved. .
  • the input unit 104 may include a graphics processor (Graphics Processing Unit, GPU) 1041 and a microphone 1042, and the graphics processor 1041 is used for the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 106 may include a display panel 1061, and the display panel 1061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 107 includes a touch panel 1071 and other input devices 1072 .
  • the touch panel 1071 is also called a touch screen.
  • the touch panel 1071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 1072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • Memory 109 may be used to store software programs as well as various data, including but not limited to application programs and operating systems.
  • the processor 110 may integrate an application processor and a modem processor, wherein the application processor mainly processes operating systems, user interfaces, and application programs, and the modem processor mainly processes wireless communications. It can be understood that the foregoing modem processor may not be integrated into the processor 110 .
  • the embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, each process of the above-mentioned video recording method embodiment is realized, and can achieve the same To avoid repetition, the technical effects will not be repeated here.
  • the processor is the processor in the electronic device described in the above embodiments.
  • the readable storage medium includes computer readable storage medium, such as computer read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the above video recording method embodiment
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run programs or instructions to implement the above video recording method embodiment
  • chips mentioned in the embodiments of the present application may also be called system-on-chip, system-on-chip, system-on-a-chip, or system-on-a-chip.
  • the embodiment of the present application provides a computer program product, the program product is stored in a non-volatile storage medium, and the program product is executed by at least one processor to implement the various processes of the above video recording method embodiment, and can achieve the same technical effect.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
  • the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is better implementation.
  • the technical solution of the present application can be embodied in the form of a software product in essence or the part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, disk, CD) contains several instructions to enable a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the methods described in various embodiments of the present application.
  • a terminal which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Television Signal Processing For Recording (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

La présente demande se rapporte au domaine technique des communications et divulgue un procédé et un appareil d'enregistrement vidéo, ainsi qu'un dispositif électronique. Le procédé comprend : la réception d'une première entrée d'utilisateur sur un écran à défilement ; et, en réponse à la première entrée, l'exécution d'un enregistrement vidéo selon un mode d'enregistrement correspondant à une zone d'entrée de la première entrée.
PCT/CN2022/141574 2021-12-30 2022-12-23 Procédé et appareil d'enregistrement vidéo et dispositif électronique WO2023125313A1 (fr)

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