WO2023030269A1 - Procédé et appareil de traitement audio et vidéo, dispositif électronique et support de stockage lisible - Google Patents

Procédé et appareil de traitement audio et vidéo, dispositif électronique et support de stockage lisible Download PDF

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Publication number
WO2023030269A1
WO2023030269A1 PCT/CN2022/115581 CN2022115581W WO2023030269A1 WO 2023030269 A1 WO2023030269 A1 WO 2023030269A1 CN 2022115581 W CN2022115581 W CN 2022115581W WO 2023030269 A1 WO2023030269 A1 WO 2023030269A1
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WIPO (PCT)
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audio
video
progress bar
input
segment
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PCT/CN2022/115581
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English (en)
Chinese (zh)
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蒋作函
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维沃移动通信（杭州）有限公司
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Publication of WO2023030269A1 publication Critical patent/WO2023030269A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/439—Processing of audio elementary streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/439—Processing of audio elementary streams
    • H04N21/4394—Processing of audio elementary streams involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments

Definitions

  • the present application belongs to the technical field of audio and video processing, and in particular relates to an audio and video processing method, device, electronic equipment and readable storage medium.
  • the main processing methods of the user may include triggering fast-forward playback, playback pause, dragging the progress bar, screenshots, text notes, etc. by the user.
  • these processing methods need to spend a long time on the screening of key audio and video information, and cannot quickly clarify the key information in the audio and video information, which affects the browsing efficiency of key information in the audio and video information.
  • the purpose of the embodiments of the present application is to provide an audio and video processing method, device, electronic equipment, and readable storage medium, which can solve the problem that the audio and video processing methods in the related art need to spend a long time in the screening of key audio and video information In fact, it is impossible to quickly clarify the key information in the audio and video information, which affects the browsing efficiency of the key information in the audio and video information.
  • the embodiment of the present application provides an audio and video processing method, the method comprising:
  • displaying a preset progress bar of the target audio and video In response to the first input, displaying a preset progress bar of the target audio and video, and displaying nodes on the preset progress bar, wherein the nodes are used to adjust the target audio and video according to the segmentation parameters Segmenting the video, and editing the segmentation result of the target audio and video, and sub-progress bars for dividing different audio and video segments in at least two audio and video segments in the preset progress bar;
  • an audio and video processing device which includes:
  • the first receiving module is used to receive the first input to the target audio and video, and the first input includes segmentation parameters;
  • a first response module configured to display a preset progress bar of the target audio and video in response to the first input, and display nodes on the preset progress bar, wherein the nodes are used to The segment parameter segments the target audio and video, and is used to edit the segmentation result of the target audio and video, and is used to divide different audio and video in at least two audio and video segments in the preset progress bar Fragment's child progress bar;
  • a second receiving module configured to receive a second input to the sub-progress bar, where the second input includes a weight parameter
  • a second response module configured to set the weight parameter for the audio and video segment corresponding to the sub-progress bar in response to the second input
  • a playing module configured to sequentially play the at least two audio and video clips according to the order of the at least two audio and video clips, wherein the order is related to the weight parameter.
  • 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 an apparatus configured to perform the steps of the method described in the first aspect.
  • the embodiment of the present application provides a computer program product, the computer 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 step.
  • the preset progress bar of the target audio and video can be displayed by means of segmentation parameters of the target audio and video input by the user, and nodes can be displayed on the preset progress bar, wherein the The node is used to segment the target audio and video according to the segmentation parameters, and is used to divide the sub-progress bars of different audio and video segments in the preset progress bar, and respond Based on the second input to the sub-progress bar, weight parameters are set for the audio and video clips corresponding to the sub-progress bar, which can be used for the target audio and video in the form of nodes on the preset progress bar based on the segmentation parameters input by the user segment division, then when the user sets the weight parameters of the audio and video, it does not need to spend a long time searching and filtering the key audio and video information that needs to be browsed from the complete target audio and video, and only needs to correspond to each sub-progress after dividing by nodes Screen whether there is key audio and video information and its importance in the audio and video clips associated with the
  • this application uses short video audio and video Playing audio and video content in the form of fragments can also reduce the boringness of browsing the information in the audio and video for users; in addition, by dividing the target audio and video into segments in the preset progress bar, users can Based on the segmentation of the sub-progress bar in the preset progress bar, the segmentation result of the target audio and video after being divided can be intuitively understood, wherein the nodes in the preset progress bar can be used to segment the target audio and video Therefore, it is convenient for the user to fine-tune the segmentation effect of the target audio and video through this node; by setting the weight of the audio and video segment corresponding to the sub-progress bar in the preset progress bar, it is possible to browse the audio and video Efficiently mark audio and video clips that contain important information during the process.
  • Fig. 1 is the flowchart of the audio-video processing method of an embodiment of the present application
  • Fig. 2A is one of the interface schematic diagrams of the audio and video processing method of an embodiment of the present application.
  • Fig. 2B is the second schematic interface diagram of the audio and video processing method of an embodiment of the present application.
  • Fig. 2C is the third schematic interface diagram of the audio and video processing method of an embodiment of the present application.
  • FIG. 2D is a fourth schematic interface diagram of an audio and video processing method according to an embodiment of the present application.
  • FIG. 2E is a fifth schematic interface diagram of an audio and video processing method according to an embodiment of the present application.
  • FIG. 2F is a sixth schematic interface diagram of an audio and video processing method according to an embodiment of the present application.
  • FIG. 2G is a seventh schematic interface diagram of an audio and video processing method according to an embodiment of the present application.
  • Fig. 3 is the block diagram of the audio-video processing device of an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a hardware structure of an electronic device according to an embodiment of the present application.
  • FIG. 5 is a schematic diagram of a hardware structure of an electronic device according to another embodiment of the present application.
  • FIG. 1 the flow chart of the audio-video processing method of an embodiment of the present application is shown, and described method specifically can comprise the following steps:
  • Step 101 receiving the first input to the target audio and video, the first input includes segmentation parameters
  • the processing object of each embodiment of the present application can be video or audio, and the following description will be made by taking the target video as the processing object as an example, but the processing method described by taking video as the processing object is also applicable to the processing of audio, and the principle is similar, so I won't repeat them one by one.
  • the first input may be triggered on a video playback interface, or may be triggered on a video thumbnail interface in the mobile phone.
  • the segmentation parameter is used to equally divide the target video.
  • the parameter type of the segmentation parameter can include the value of the segment number parameter and the value of the duration parameter, wherein the value of the segment number parameter is used to represent that the target video is divided into the value (for example, 5) video segments, and the duration parameter The value is used to indicate that the target video is equally divided into video clips with a duration of this value (for example, 15 minutes).
  • the entire video duration of the target video is not necessarily the value of the duration parameter set Integer multiples, therefore, there may be at least one video segment in the segmented video segment whose duration is shorter than the value of the set duration parameter.
  • the segmentation parameter may include the value of the segment number parameter
  • the segmentation parameter may include the value of the duration parameter
  • the segment parameter may also include multiple values of the segment number parameter, which are used to divide the target video into multiple equal parts.
  • the target video can be divided into 2 video segments, and then these 2 video segments can be subdivided into 3 video segments to generate 6 video segments with the same duration. video clip.
  • a video playback interface 10 is shown, and the user can click on any position of the playback interface 10 to trigger the display of the playback progress bar 11 and the preset icon of the video in the playback interface 10 12.
  • the duration of the video is 1.5 hours
  • the playback progress is the first 30 minutes.
  • the preset icon 12 may be an entry for segment editing of the video.
  • a text box 13 can be displayed on the playback interface, prompting the user to input the amount of segmentation used to segment the video, which is the segmentation parameter described above.
  • the user can input 6 segments in the text box 13, which means that the target video is divided into 6 video segments according to the playing sequence.
  • Step 102 in response to the first input, displaying a preset progress bar of the target audio and video, and displaying nodes on the preset progress bar;
  • the node is used to segment the target audio and video according to the segmentation parameters, and to edit the segmentation result of the target audio and video, and to display in the preset progress bar A sub-progress bar that divides different audio-video segments in at least two audio-video segments.
  • nodes can be laid out on the preset progress bar according to the segmentation parameters, so as to divide the preset progress bar in the form of different sub-progress bars formed by the nodes; since the preset progress bar and the target audio and video The playback time of each is completely corresponding. Therefore, the division of different audio and video segments of the target audio and video can be realized by dividing the preset progress bar into different sub progress bars.
  • the time position of the node displayed in the preset progress bar is mainly used to represent the division method of the first input to the audio and video segments of the target audio and video, but this step does not necessarily divide the target audio and video according to the division method.
  • the video has already been divided into audio and video segments, and the audio and video segments can be divided flexibly at an appropriate time according to needs, so that the target audio and video is divided into at least two audio and video segments.
  • the target audio and video can be divided into audio and video segments.
  • the video is divided into equal parts, so that at least two video segments are generated.
  • the duration of most of the video clips in is the same; and, when the video is segmented, it is sequentially segmented according to the order of playing time, so at least two generated video clips are played continuously In other words, at least two video clips are sequentially connected according to the playing time, and the original target video can still be restored.
  • the audio and video segment is divided into the target audio and video, because, after the weight parameter is set, then you can It is clear that the user has determined the segmentation results of the target audio and video corresponding to each node displayed in the preset progress bar, and before setting the weight parameters, the user can segment the target audio and video according to the segmentation parameters as needed The subsequent segmentation results can be flexibly adjusted.
  • the segmented progress bar in order to visualize the segmented result of the target audio and video, can be used to reflect the segmented result of the video, then it is used to display the segmented result of the video, or used to
  • the progress bar for segment editing the video can be called a preset progress bar.
  • the preset progress bar can be the playback progress bar 11 in FIG. 2B, and this purpose can be achieved by adding some additional functions of video editing provided by the application to the playback progress bar 11; or, the preset progress bar can also be It is a separately set progress bar that can be used to segment the video, such as the segment progress bar 20 shown in FIG. 2B .
  • the length of the paragraph progress bar 20 and the indicated video duration, and the playing time range are the same as the playback progress bar 11.
  • the paragraph progress bar 20 is displayed on the playback progress bar 11 in parallel. above, and the start position and end position of the two progress bars are aligned, that is to say, the paragraph progress bar 20 also represents the playback order of the video frames from the beginning of the progress bar to the end of the progress bar, except that the paragraph The progress bar 20 does not display the playback progress.
  • the application does not limit the position of the paragraph progress bar 20 relative to the playback progress bar 11.
  • the paragraph progress bar 20 can be translated to the left toward the camera of the mobile phone.
  • the default progress bar is the paragraph progress bar 20 as an example for illustration, but this is not intended to limit the present application.
  • the time point of one audio and video segment in the generated at least two audio and video segments may include each playback of the audio and video segment Time point, or, the playing time range of the audio and video clip, or, the start playing time point and the ending playing time point of the audio and video clip.
  • the sub-progress bars corresponding to different video segments can be marked with different colors in the segment progress bar.
  • node A, node B, node C, node D, node E, and node F may be displayed in the paragraph progress bar 20, and these nodes are used to divide the sub-progress bars of each video segment.
  • different letters are used to identify different nodes, and in other embodiments, other symbols can also be used to indicate different nodes.
  • each node here are generated at corresponding positions on the paragraph progress bar according to the end time points of each video segment.
  • each node can also be generated on the paragraph progress bar 20 according to the start time point of each video segment, and can also be generated on the paragraph progress bar 20 according to the start time point and the end time point of each video segment.
  • Each node is generated, and the nodes can also be divided according to the manner of sub-progress bars capable of distinguishing different video clips (for example, node F in FIG. 2B can be omitted).
  • the target video can be divided into 6 sections, the video segments of the 0th to 15th minutes of the target video correspond to the sub-progress bar 21, the video segments of the 15th to 30th minutes correspond to the sub-progress bar AB, and the 30th to 30th minute video segments correspond to the sub-progress bar AB,
  • the 45-minute video segment corresponds to the sub-progress bar BC
  • the 45th-60th-minute video segment corresponds to the sub-progress bar CD
  • the 60th-75th minute video segment corresponds to the sub-progress bar DE
  • the 75th-90th minute video segment corresponds to the sub-progress bar DE.
  • the child progress bar EF corresponds to the child progress bar EF.
  • the different video clips exemplified here do not include the same frame of video image, for example, there is only one video between the 15th to 30th minute video clip and the 30th to 15th minute video clip to determine that there is a 30th minute frame image.
  • the user can indicate that the video is divided into multiple equal parts by inputting the segment amount to form multiple video segments, and mark the end node of the segment, wherein the end node of the upper segment is the start node of the lower segment.
  • Step 104 receiving a second input to the sub-progress bar, where the second input includes a weight parameter
  • the sub-progress bar may include at least one node among two nodes: a start node and an end node.
  • the second input can be an input to a paragraph of the sub-progress bar, for example, a finger clicks on the paragraph of the sub-progress bar CD in FIG. 2D; the second input can also be an input to any node of the sub-progress bar, For example, the finger clicks node A of the sub-progress bar 21 in FIG. 2D .
  • a text box 31 with transparency can be displayed on the playback interface, prompting the user to set the weight of the 0-15 minute video segment corresponding to the sub-progress bar 21 Value, optionally, title can also be set to the video segment of the 0th ⁇ 15 minutes;
  • text box 32 can also be displayed to prompt the user Set the weight value of the 60th-75th minute video segment corresponding to the sub-progress bar 22, and optionally, set the title.
  • step 104 may trigger a second input on the sub-progress bar corresponding to the video clip whose weight needs to be set to set a weight value for the video clip corresponding to the sub-progress bar.
  • the weight value ranges from 0 to 10. The higher the value, the higher the importance of key information included in the video segment.
  • the weight value of a video clip when the weight value of a video clip is set to 0, it means that the information in the video clip is not important.
  • the sorting of the clips may also not participate in the playback of the video clips.
  • the weight of the video clip can be set to 0, or the weight of the video clip can not be set directly, so as to achieve the effect of subsequent filtering of the video clip.
  • Step 105 in response to the second input, setting the weight parameter for the audio and video segment corresponding to the sub-progress bar;
  • Step 106 Play the at least two audio and video clips sequentially according to the order of the at least two audio and video clips, wherein the order is related to the weight parameter.
  • each video segment may be automatically played according to the order, or the step of playing may be triggered after receiving the input from the user.
  • the at least two audio and video clips may be sorted based on preset parameters, wherein the preset parameters include the weight parameters, or the weight parameters of the audio and video clips and the duration; then, play the at least two audio and video clips sequentially according to the sequence.
  • each video clip may be played sequentially according to the order of weight value, or may be played sequentially according to the order of ratio of weight value to duration value.
  • At least two audio and video clips can be sorted according to the weight parameters, and output and played according to the sorting, which can facilitate the user to quickly browse to the audio and video information with higher importance; At least two audio and video clips are output and played by sorting the ratio of the weight parameter to the duration, so that the user can browse more and more important audio and video information in a short period of time.
  • the preset progress bar of the target audio and video can be displayed by means of segmentation parameters of the target audio and video input by the user, and nodes can be displayed on the preset progress bar, wherein the The node is used to segment the target audio and video according to the segmentation parameters, and is used to divide the sub-progress bars of different audio and video segments in the preset progress bar, and respond Based on the second input to the sub-progress bar, weight parameters are set for the audio and video clips corresponding to the sub-progress bar, which can be used for the target audio and video in the form of nodes on the preset progress bar based on the segmentation parameters input by the user segment division, then when the user sets the weight parameters of the audio and video, it does not need to spend a long time searching and filtering the key audio and video information that needs to be browsed from the complete target audio and video, and only needs to correspond to each sub-progress after dividing by nodes Screen whether there is key audio and video information and its importance in the audio and video clips associated with the
  • this application uses short video audio and video Playing audio and video content in the form of fragments can also reduce the boringness of browsing the information in the audio and video for users; in addition, by dividing the target audio and video into segments in the preset progress bar, users can Based on the segmentation of the sub-progress bar in the preset progress bar, the segmentation result of the target audio and video after being divided can be intuitively understood, wherein the nodes in the preset progress bar can be used to segment the target audio and video Therefore, it is convenient for the user to fine-tune the segmentation effect of the target audio and video through this node; by setting the weight of the audio and video segment corresponding to the sub-progress bar in the preset progress bar, it is possible to browse the audio and video Efficiently mark audio and video clips that contain important information during the process.
  • the method according to the embodiment of the present application may further include: receiving a third input of a target node in the nodes corresponding to the sub-progress bar; responding to the third Input, adjust the time point and duration corresponding to the first audio and video segment in the target audio and video, wherein the first audio and video segment is the sub-progress bar of the at least two audio and video segments including the target node Audio and video clips.
  • the fine-tuning of the division method of the audio and video segments can be realized by triggering the third input to the node of the sub-progress bar.
  • the target node may be the start node and/or the end node of the sub-progress bar.
  • the user drags node B along the direction of the arrow in Figure 2C to make the time point and duration of the video segment corresponding to the sub-progress bar AB, and the time point and duration of the video segment corresponding to the sub-progress bar BC.
  • the duration is adjusted.
  • the video playback range of the video segment corresponding to the sub-progress bar AB is elongated, and the duration is also elongated, specifically the end position is extended; while the video playback range of the video segment corresponding to the sub-progress bar BC is elongated.
  • the duration is also shortened, specifically from the starting position.
  • the video segment corresponding to the sub-progress bar AB is adjusted from the video segment of the 15th to 30th minute to the video segment of the 15th to 35th minute; the sub-progress bar BC The corresponding video clips are adjusted from the 30th to 45th minute video clips to the 35th to 45th minute video clips.
  • triggering the third input on the target node of the sub-progress bar in the preset progress bar will not change the playback progress of the target audio and video, even if the playback progress bar 11 in Figure 2A is used as the preset progress bar, for The movement of the node will not change the current playback progress of the video.
  • the duration of the generated audio and video segments is generally the same, so in order to enable the user to The actual layout of information points is used to divide the audio and video segments. Users can flexibly adjust the time points of each audio and video segment generated by segment parameters and duration, so that the adjusted audio and video clips meet the user's browsing needs for key information (that is, information of interest).
  • the method of the embodiment of the present application can also display the weight parameters set for each audio and video segment on the sub-progress bar corresponding to each audio and video segment, and the specific display position can be Is the middle position of the child progress bar.
  • the method in this embodiment of the present application may use the end node of each sub-progress bar as the title of the audio/video segment of the sub-progress bar.
  • each sub-progress bar has shown the weight value of the video clip (titled A) of the 0th to 15 minutes is 3
  • the sub-progress bar AB shows the weight value of the 15th to 35th minute video clip (titled as B) is 8
  • the sub-progress bar BC shows the weight value of the 35th to 45th minute video clip (titled as C) is 2
  • the sub-progress bar CD shows the weight value of the 45th to 60th minute video segment (titled as D)
  • the sub-progress bar DE shows the weight value of the 60th to 75th minute video segment (titled as E) is 2
  • the sub-progress bar EF shows that the weight value of the video segment (titled F) from the 75th to the 90th minute is 5.
  • the at least two audio and video clips are sorted based on preset parameters, among the at least two audio and video clips, the audio and video clips whose weight parameter is a target value and whose weight is not set parameters of the audio and video clips; then, based on the preset parameters, the filtered at least two audio and video clips are sorted.
  • a weight value of 0 indicates that the video segment is not important, so the target value here is 0.
  • the target value can also be other values except 0, which is not limited in this application.
  • the generated audio and video segments can be time-continuous between each audio and video segments, thus forming a complete
  • the user can set the weight value of the audio and video clip to the target value, or not set the weight value way, to achieve the purpose of discarding some audio and video segments after segmentation, these discarded audio and video segments do not need to participate in the sorting between audio and video segments and do not need to participate in video playback according to audio and video segments, thus saving
  • the user's browsing time of the video improves the browsing efficiency and the browsing efficiency of the points of interest in the audio and video.
  • the preset parameters include the weight parameter
  • the values of the weight parameters may be from high to low The order of the at least two audio and video clips is sorted.
  • these audio and video clips with the same weight value can be ordered according to the playing time in the target audio and video, or their The sub-progress bars are sorted in the order in which they are arranged in the preset progress bar.
  • the video segment of the sub-progress bar BC that is, the video segment titled C has a weight value of 2, but it is arranged in front of the video segment titled E with the same weight value of 2.
  • the present application when sorting at least two audio and video clips after segmentation, they can be sorted and played according to the value of the weight parameter of each audio and video clip from large to small, so that priority can be given to Playing audio and video clips with higher weight, in the case of limited audio and video browsing time, can ensure that users browse to the more important audio and video content first, so that users can browse the most important or the most important ones by browsing audio and video clips.
  • Interested information which can help users quickly summarize audio and video information, and facilitate users to effectively browse and review key information from their own perspective.
  • the audio and video clips when sorting the at least two audio and video clips based on the preset parameters, may be sorted according to the audio and video clips.
  • the ratio of the value of the weight parameter of the video segment to the duration is used to sort the at least two audio and video segments in descending order.
  • these audio and video clips with the same ratio can be ordered according to the playing time in the target audio and video, or Said that their sub-progress bars are sorted in the order in which they are arranged in the preset progress bar.
  • each audio and video clip can be automatically sorted, that is, each audio and video clip is automatically added to the user's video path map (that is, the sorting result box in Figure 2F 41. In the sorting result box 42) in FIG. 2G.
  • the present application when sorting at least two audio and video clips after segmentation, they can be sorted and played according to the ratio of the value of the weight parameter of each audio and video clip to the duration from large to small. , so as to ensure that users can browse more important or interesting audio and video content through the playback of audio and video clips in the shortest time, improve the browsing efficiency of interesting and important audio and video content and shorten the browsing time time.
  • step 106 when step 106 is executed, it may be played automatically, or after an input operation is received, or, as described in the following embodiments, be triggered by a user to play after displaying the sorting results.
  • step 106 when step 106 is executed, a fourth input to the preset progress bar may be received; in response to the fourth input, a sorting result of the at least two audio and video clips is displayed.
  • the fourth input can be triggered by inputting any sub-progress bar in the preset progress bar, or can be triggered by inputting the start node or end node of any sub-progress bar.
  • the input can be double-clicking Input, or long-press input, etc., this application does not limit this.
  • the sorting result box 41 and the sorting result box 42 may be displayed on the playback interface 10 with a certain degree of transparency, or the sorting result may be displayed on the playback interface 10 in the form of subtitles, which is not limited in this application.
  • the fourth input can be triggered by the user on the preset progress bar to display the sorting results of at least two audio and video clips, so that the user can browse the sorting results to find the audio and video clips to be browsed.
  • the method according to the embodiment of the present application may further include: receiving a list of the second audio and video clips in the sorting results
  • the fifth input of the segment, the at least two audio and video segments include the second audio and video segment; in response to the fifth input, each audio and video segment is played sequentially from the second audio and video segment according to the ordering .
  • the title of the corresponding video segment in the sorting result box 41 or the sorting result box 42 can be clicked to trigger the selection from the sorting result box.
  • the video clip of starts playing each video clip in sorted order.
  • the video segment corresponding to title F will be played, and the video segments corresponding to title C, title A, and title E will be played sequentially.
  • the method for selecting the video segment to be played first in the sorting result box 42 is the same, and will not be repeated one by one.
  • the user after displaying the sorting results of each audio and video segment, the user can select an option of an audio and video segment of interest from the sorting results to trigger starting from the selected audio and video segment, and follow the The above sequence plays each video segment in sequence, so that the user can browse to the audio and video segment of interest more quickly.
  • the audio and video processing method provided in the embodiment of the present application may be executed by an audio and video processing device, or a control module in the audio and video processing device for executing the audio and video processing method.
  • the audio and video processing device provided in the embodiment of the present application is described by taking the audio and video processing device executing the audio and video processing method as an example.
  • FIG. 3 shows a block diagram of an audio and video processing device according to an embodiment of the present application.
  • the audio and video processing device includes:
  • the first receiving module 201 is used to receive the first input to the target audio and video, and the first input includes segmentation parameters;
  • the first response module 202 is configured to display a preset progress bar of the target audio and video in response to the first input, and display a node on the preset progress bar, wherein the node is used to follow the The segmentation parameter segments the target audio and video, and is used to edit the segmentation result of the target audio and video, and is used to divide different audio and video in at least two audio and video segments in the preset progress bar.
  • the second receiving module 203 is configured to receive a second input to the sub-progress bar, where the second input includes a weight parameter
  • the second response module 204 is configured to set the weight parameter for the audio and video segment corresponding to the sub-progress bar in response to the second input;
  • the playing module 205 is configured to sequentially play the at least two audio and video clips according to the order of the at least two audio and video clips, wherein the order is related to the weight parameter.
  • the device also includes:
  • a third receiving module configured to receive a third input to a target node in the nodes corresponding to the sub-progress bar
  • the third response module is configured to adjust the corresponding time point and duration of the first audio and video segment in the target audio and video in response to the third input, wherein the first audio and video segment is the at least two
  • the sub-progress bar in the audio and video segment includes the audio and video segment of the target node.
  • the playback module 205 includes:
  • a sorting submodule configured to sort the at least two audio and video clips based on preset parameters, wherein the preset parameters include the weight parameter, or the ratio of the weight parameter to the duration of the audio and video clip;
  • the playing sub-module is used to play the at least two audio and video clips sequentially according to the sequence.
  • the sorting submodule includes:
  • a filtering unit configured to filter the audio and video segments whose weight parameters are target values and the audio and video segments whose weight parameters are not set among the at least two audio and video segments;
  • a sorting unit configured to sort the at least two filtered audio and video clips based on the preset parameters.
  • the sorting submodule is further configured to sort the at least two audio and video files according to the order of values of the weight parameters from high to low when the preset parameters include the weight parameter. Fragments are sorted.
  • the sorting submodule is further configured to, in the case that the preset parameters include the ratio of the weight parameter of the audio-video segment to the duration, according to the value of the weight parameter of the audio-video segment.
  • the at least two audio and video clips are sorted in descending order according to the ratio of the duration to the duration.
  • the playback module 205 includes:
  • a receiving submodule configured to receive a fourth input to the preset progress bar
  • the display submodule is used to display the sorting results of the at least two audio and video clips in response to the fourth input.
  • the device also includes:
  • a fourth receiving module configured to receive a fifth input to the second audio-video segment in the sorting result, the at least two audio-video segments include the second audio-video segment;
  • the fourth response module is used to respond to the fifth input and play each audio and video segment sequentially from the second audio and video segment according to the ordering.
  • the preset progress bar of the target audio and video can be displayed by means of segmentation parameters of the target audio and video input by the user, and nodes can be displayed on the preset progress bar, wherein the The node is used to segment the target audio and video according to the segmentation parameters, and is used to divide the sub-progress bars of different audio and video segments in the preset progress bar, and respond Based on the second input to the sub-progress bar, weight parameters are set for the audio and video clips corresponding to the sub-progress bar, which can be used for the target audio and video in the form of nodes on the preset progress bar based on the segmentation parameters input by the user segment division, then when the user sets the weight parameters of the audio and video, it does not need to spend a long time searching and filtering the key audio and video information that needs to be browsed from the complete target audio and video, and only needs to correspond to each sub-progress after dividing by nodes Screen whether there is key audio and video information and its importance in the audio and video clips associated with the
  • this application uses short video audio and video Playing audio and video content in the form of fragments can also reduce the boringness of browsing the information in the audio and video for users; in addition, by dividing the target audio and video into segments in the preset progress bar, users can Based on the segmentation of the sub-progress bar in the preset progress bar, the segmentation result of the target audio and video after being divided can be intuitively understood, wherein the nodes in the preset progress bar can be used to segment the target audio and video Therefore, it is convenient for the user to fine-tune the segmentation effect of the target audio and video through this node; by setting the weight of the audio and video segment corresponding to the sub-progress bar in the preset progress bar, it is possible to browse the audio and video Efficiently mark audio and video clips that contain important information during the process.
  • the audio and video processing device in this embodiment of the present application may be a device, or may be 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). assistant, PDA), etc.
  • the non-mobile electronic device may be a personal computer (personal computer, PC), television (television, TV), teller machine or self-service machine, etc., which are not specifically limited in this embodiment of the present application.
  • the audio and video processing device in the embodiment of the present application may be a device with an operating system.
  • the operating system may be an 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 audio and video processing device provided in the embodiment of the present application can realize each process realized in the above method embodiment, and to avoid repetition, details are not repeated here.
  • the embodiment of the present application further provides an electronic device 2000, including a processor 2002, a memory 2001, and programs or instructions stored in the memory 2001 and operable on the processor 2002,
  • an electronic device 2000 including a processor 2002, a memory 2001, and programs or instructions stored in the memory 2001 and operable on the processor 2002,
  • the program or instruction is executed by the processor 2002, each process of the above-mentioned audio and video processing method embodiment can be achieved, 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. 5 is a schematic diagram of a hardware structure of an electronic device implementing an embodiment of the present application.
  • the electronic device 1000 includes, but is not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, and a processor 1010, etc. part.
  • the electronic device 1000 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 1010 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. 5 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 certain components, or arrange different components, and details will not be repeated here. .
  • the user input unit 1007 is configured to receive a first input to the target audio and video, the first input includes segmentation parameters; receive a second input to the sub-progress bar, the second input includes a weight parameter;
  • Processor 1010 configured to display a preset progress bar of the target audio and video in response to the first input, and display nodes on the preset progress bar, wherein the nodes are used to follow the segmentation
  • the parameters segment the target audio and video, and are used to edit the segmentation result of the target audio and video, and to divide different audio and video segments in at least two audio and video segments in the preset progress bar
  • the sub-progress bar; the weight parameter is set for the audio and video segment corresponding to the sub-progress bar;
  • the audio output unit 1003 is configured to sequentially play the at least two audio and video clips according to the order of the at least two audio and video clips, wherein the order is related to the weight parameter.
  • the preset progress bar of the target audio and video can be displayed by means of segmentation parameters of the target audio and video input by the user, and nodes can be displayed on the preset progress bar, wherein the The node is used to segment the target audio and video according to the segmentation parameters, and is used to divide the sub-progress bars of different audio and video segments in the preset progress bar, and respond Based on the second input to the sub-progress bar, weight parameters are set for the audio and video clips corresponding to the sub-progress bar, which can be used for the target audio and video in the form of nodes on the preset progress bar based on the segmentation parameters input by the user segment division, then when the user sets the weight parameters of the audio and video, it does not need to spend a long time searching and filtering the key audio and video information that needs to be browsed from the complete target audio and video, and only needs to correspond to each sub-progress after dividing by nodes Screen whether there is key audio and video information and its importance in the audio and video clips associated with the
  • this application uses short video audio and video Playing audio and video content in the form of fragments can also reduce the boringness of browsing the information in the audio and video for users; in addition, by dividing the target audio and video into segments in the preset progress bar, users can Based on the segmentation of the sub-progress bar in the preset progress bar, the segmentation result of the target audio and video after being divided can be intuitively understood, wherein the nodes in the preset progress bar can be used to segment the target audio and video Therefore, it is convenient for the user to fine-tune the segmentation effect of the target audio and video through this node; by setting the weight of the audio and video segment corresponding to the sub-progress bar in the preset progress bar, it is possible to browse the audio and video Efficiently mark audio and video clips that contain important information during the process.
  • the user input unit 1007 is configured to receive a third input to the target node in the nodes corresponding to the sub-progress bar;
  • Processor 1010 configured to adjust the time point and duration corresponding to the first audio-video segment in the target audio-video segment in response to the third input, wherein the first audio-video segment is the at least two
  • the sub-progress bar in each audio-video segment includes the audio-video segment of the target node.
  • the duration of the generated audio and video segments is generally the same, so in order to enable the user to The actual layout of information points is used to divide the audio and video segments. Users can flexibly adjust the time points of each audio and video segment generated by segment parameters and duration, so that the adjusted audio and video clips meet the user's browsing needs for key information (that is, information of interest).
  • the processor 1010 is configured to sort the at least two audio and video clips based on preset parameters, wherein the preset parameters include the weight parameter, or, the weight parameter of the audio and video clip is the same as ratio of duration;
  • the display unit 1006 is configured to sequentially play the at least two audio and video clips according to the sequence.
  • At least two audio and video clips can be sorted according to the weight parameters, and output and played according to the sorting, which can facilitate the user to quickly browse to the audio and video information with higher importance; At least two audio and video clips are output and played by sorting the ratio of the weight parameter to the duration, so that the user can browse more and more important audio and video information in a short period of time.
  • the processor 1010 is configured to filter the at least two audio and video clips, the audio and video clips whose weight parameters are target values and the audio and video clips whose weight parameters are not set; The filtered at least two audio and video clips are sorted.
  • the generated audio and video segments can be time-continuous between each audio and video segments, thus forming a complete
  • the user can set the weight value of the audio and video clip to the target value, or not set the weight value way, to achieve the purpose of discarding some audio and video segments after segmentation, these discarded audio and video segments do not need to participate in the sorting between audio and video segments and do not need to participate in video playback according to audio and video segments, thus saving
  • the user's browsing time of the video improves the browsing efficiency and the browsing efficiency of the points of interest in the audio and video.
  • the processor 1010 is configured to sort the at least two audio and video clips according to the descending order of the value of the weight parameter when the preset parameter includes the weight parameter .
  • the present application when sorting at least two audio and video clips after segmentation, they can be sorted and played according to the value of the weight parameter of each audio and video clip from large to small, so that priority can be given to Playing audio and video clips with higher weight, in the case of limited audio and video browsing time, can ensure that users browse to the more important audio and video content first, so that users can browse the most important or the most important ones by browsing audio and video clips.
  • Interested information which can help users quickly summarize audio and video information, and facilitate users to effectively browse and review key information from their own perspective.
  • the processor 1010 is configured to, if the preset parameter includes the ratio of the weight parameter of the audio and video clip to the duration, according to the value of the weight parameter of the audio and video clip and the According to the ratio of duration, the at least two audio and video clips are sorted in descending order.
  • the present application when sorting at least two audio and video clips after segmentation, they can be sorted and played according to the ratio of the value of the weight parameter of each audio and video clip to the duration from large to small. , so as to ensure that users can browse more important or interesting audio and video content through the playback of audio and video clips in the shortest time, improve the browsing efficiency of interesting and important audio and video content and shorten the browsing time time.
  • the user input unit 1007 is configured to receive a fourth input to the preset progress bar
  • the processor 1010 is configured to display the sorting results of the at least two audio and video clips in response to the fourth input.
  • the fourth input can be triggered by the user on the preset progress bar to display the sorting results of at least two audio and video clips, so that the user can browse the sorting results to find the audio and video clips to be browsed.
  • the user input unit 1007 is configured to receive a fifth input to the second audio-video segment in the sorting result, the at least two audio-video segments include the second audio-video segment;
  • the processor 1010 is configured to, in response to the fifth input, play each audio and video segment sequentially starting from the second audio and video segment according to the sequence.
  • the user after displaying the sorting results of each audio and video segment, the user can select an option of an audio and video segment of interest from the sorting results to trigger starting from the selected audio and video segment, and follow the The above sequence plays each video segment in sequence, so that the user can browse to the audio and video segment of interest more quickly.
  • the input unit 1004 may include a graphics processor (Graphics Processing Unit, GPU) 10041 and a microphone 10042, and the graphics processor 10041 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 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1007 includes a touch panel 10071 and other input devices 10072 .
  • the touch panel 10071 is also called a touch screen.
  • the touch panel 10071 can include two parts: a touch detection device and a touch controller.
  • Other input devices 10072 may include, but are not limited to, physical keyboards, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the memory 1009 can be used to store software programs as well as various data, including but not limited to application programs and operating systems.
  • Processor 1010 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 1010 .
  • the embodiment of the present application also provides a readable storage medium, the readable storage medium stores a program or an instruction, and when the program or instruction is executed by the processor, the various processes of the above-mentioned audio and video processing method embodiment are realized, and can achieve The same technical effects are not repeated here to avoid repetition.
  • 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 audio and video processing method embodiment Each process, and can achieve the same technical effect, in order to avoid repetition, will not repeat them here.
  • 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 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.

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Abstract

La présente invention concerne un procédé et un appareil de traitement audio et vidéo, appartenant au domaine technique du traitement audio et vidéo. Le procédé comprend : la réception d'une première entrée pour des données audio et vidéo cibles, la première entrée comprenant un paramètre de segmentation ; en réponse à la première entrée, l'affichage d'une barre de progression prédéfinie des données audio et vidéo cibles, et l'affichage d'un nœud sur la barre de progression prédéfinie, le nœud étant utilisé pour segmenter les données audio et vidéo cibles selon le paramètre de segmentation, pour éditer un résultat de segmentation des données audio et vidéo cibles, et pour diviser les barres de progression secondaires de différents clips audio et vidéo en au moins deux clips audio et vidéo dans la barre de progression prédéfinie ; la réception d'une deuxième entrée pour les barres de sous-progression, la deuxième entrée comprenant un paramètre de pondération ; en réponse à la deuxième entrée, la configuration du paramètre de pondération pour les clips audio et vidéo correspondant à la barre de sous-progression ; et selon l'ordre des au moins deux clips audio et vidéo, la lecture séquentielle des au moins deux clips audio et vidéo, l'ordre étant lié au paramètre de pondération.
PCT/CN2022/115581 2021-08-30 2022-08-29 Procédé et appareil de traitement audio et vidéo, dispositif électronique et support de stockage lisible WO2023030269A1 (fr)

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