CN112532931A - Video processing method and device and electronic equipment - Google Patents
Video processing method and device and electronic equipment Download PDFInfo
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- CN112532931A CN112532931A CN202011315381.4A CN202011315381A CN112532931A CN 112532931 A CN112532931 A CN 112532931A CN 202011315381 A CN202011315381 A CN 202011315381A CN 112532931 A CN112532931 A CN 112532931A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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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
- H04N21/439—Processing of audio elementary streams
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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
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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Abstract
The embodiment of the invention provides a video processing method, a video processing device and electronic equipment, wherein the method comprises the following steps: extracting audio data from video stream data of a video conference to be processed; generating subtitles according to the audio data; generating a recording file with subtitles by adopting the audio data and the subtitles; and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server. In the embodiment of the invention, the recording file with the subtitle is a combination of the audio data and the subtitle, and has small volume, so that the recording file is convenient to transfer to the cloud server, is shared to the electronic equipment through the cloud server, and provides high-quality subtitle service for users.
Description
Technical Field
The present invention relates to the field of data processing technologies, and in particular, to a video processing method and apparatus, and an electronic device.
Background
In recent years, recording apparatuses have been developed rapidly and have entered the public domain as products in professional fields. Recording equipment is generally required for recording by journalists, students, teachers and other groups. In addition, recording of various television programs, movies, music, etc. requires the use of recording equipment.
In many scenes, besides the recording device can be used for recording, the recording device can also be used for carrying out video conference through the video conference software of a third party. However, most of the existing video conference software does not have a subtitle function, cannot provide subtitles for video stream data of a video conference, is not convenient for a user to share the subtitles of the video conference with other users even if the subtitles exist, and cannot provide a high-quality subtitle service for the user.
Disclosure of Invention
The embodiment of the invention provides a video processing method, which is used for generating subtitles based on video stream data of a video conference and sharing audio data of the subtitles and the video stream data to electronic equipment as a recording file with the subtitles, thereby providing high-quality subtitle service for users.
Correspondingly, the embodiment of the invention also provides a video processing device and electronic equipment, which are used for ensuring the realization and application of the method.
In order to solve the above problem, an embodiment of the present invention discloses a video processing method, which is applied to a recording device, and specifically includes:
extracting audio data from video stream data of a video conference to be processed;
generating subtitles according to the audio data;
generating a recording file with subtitles by adopting the audio data and the subtitles;
and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server.
Optionally, the generating of the subtitles according to the audio data is performed by using the audio data of each participant of the video conference, and includes:
generating participant identifications according to the audio data of the participants;
and taking the participant identification as a subtitle.
Optionally, the generating subtitles according to the audio data includes:
converting the audio data of each of the parties to text data;
and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
Optionally, the generating subtitles according to the audio data includes:
identifying identity data from the audio data of each of the parties;
adding participant identifications corresponding to the participants to the text data according to the identity data;
and taking the text data added with the participant identification as a subtitle.
Optionally, the generating a sound recording file with subtitles using the audio data and the subtitles includes:
acquiring a conference identifier corresponding to the video conference;
and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
Optionally, the method further comprises:
acquiring a conference identifier corresponding to the video conference;
and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
The embodiment of the invention also discloses a video processing method which is applied to the electronic equipment and comprises the following steps:
sending a recording acquisition request to a cloud server, wherein the recording acquisition request comprises a conference identifier;
receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and displaying the corresponding subtitles when the audio data is played.
Optionally, the method further comprises:
sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier;
receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption;
and displaying the corresponding subtitles when the video stream data is played.
Optionally, the method further comprises:
and adding a visual identifier for the subtitle.
Optionally, the subtitle includes a participant identifier and/or the participant identifier, and adding a visual identifier to the subtitle includes:
and adding corresponding visual identification for the participant identification and/or the participant identification.
The embodiment of the invention also discloses a video processing device, which is applied to recording equipment, and the device comprises:
the audio data extraction module is used for extracting audio data from video stream data of a video conference to be processed;
the caption generating module is used for generating a caption according to the audio data;
the audio file generation module is used for generating the audio file with the caption by adopting the audio data and the caption;
and the recording file sending module with the subtitles is used for sending the recording file with the subtitles to a cloud server so as to be shared to the electronic equipment through the cloud server.
Optionally, the audio data is audio data of each participant of the video conference, and the subtitle generating module is configured to generate a participant identifier according to the audio data of each participant; and taking the participant identification as a subtitle.
Optionally, the subtitle generating module is configured to convert the audio data of each participant into text data; and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
Optionally, the subtitle generating module is configured to identify identity data from the audio data of each participant; adding participant identifications corresponding to the participants to the text data according to the identity data; and taking the text data added with the participant identification as a subtitle.
Optionally, the audio record file generation module with the subtitle acquires a conference identifier corresponding to the video conference; and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
Optionally, the method further comprises: the video file generation module with the subtitle is used for acquiring a conference identifier corresponding to the video conference; and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
The embodiment of the invention also discloses a video processing device, which is applied to electronic equipment, and the device comprises:
the system comprises an acquisition request sending module, a conference identification obtaining module and a conference identification obtaining module, wherein the acquisition request sending module is used for sending an acquisition request to a cloud server, and the acquisition request comprises a conference identification;
the recording file receiving module with the subtitles is used for receiving the recording file with the subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and the caption display module is used for displaying the corresponding caption when the audio data is played.
Optionally, the method further comprises: the video acquisition request sending module is used for sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier; receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption; and displaying the corresponding subtitles when the video stream data is played.
Optionally, the method further comprises: and the visual identifier adding module is used for adding a visual identifier for the subtitle.
Optionally, the subtitle includes a participant identifier and/or a participant identifier, and the visual identifier adding module is configured to add a corresponding visual identifier for the participant identifier and/or the participant identifier.
The embodiment of the invention also discloses a readable storage medium, and when the instructions in the storage medium are executed by a processor of the electronic equipment, the electronic equipment can execute the video processing method according to any one of the embodiments of the invention.
The embodiment of the invention also discloses a sound recording device, which comprises a memory and one or more programs, wherein the one or more programs are stored in the memory, and the one or more programs are configured to be executed by one or more processors and comprise instructions for: extracting audio data from video stream data of a video conference to be processed; generating subtitles according to the audio data; generating a recording file with subtitles by adopting the audio data and the subtitles; and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server.
Optionally, the generating of the subtitles according to the audio data is performed by using the audio data of each participant of the video conference, and includes: generating participant identifications according to the audio data of the participants; and taking the participant identification as a subtitle.
Optionally, the generating subtitles according to the audio data includes: converting the audio data of each of the parties to text data; and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
Optionally, the generating subtitles according to the audio data includes: identifying identity data from the audio data of each of the parties; adding participant identifications corresponding to the participants to the text data according to the identity data; and taking the text data added with the participant identification as a subtitle.
Optionally, the generating a sound recording file with subtitles using the audio data and the subtitles includes: acquiring a conference identifier corresponding to the video conference; and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
Optionally, the method further comprises: acquiring a conference identifier corresponding to the video conference; and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
An embodiment of the present invention also discloses an electronic device, including a memory, and one or more programs, where the one or more programs are stored in the memory, and configured to be executed by one or more processors, and the one or more programs include instructions for:
sending a recording acquisition request to a cloud server, wherein the recording acquisition request comprises a conference identifier;
receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and displaying the corresponding subtitles when the audio data is played.
Optionally, the method further comprises: sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier; receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption; and displaying the corresponding subtitles when the video stream data is played.
Optionally, the method further comprises: and adding a visual identifier for the subtitle.
Optionally, the subtitle includes a participant identifier and/or the participant identifier, and adding a visual identifier to the subtitle includes: and adding corresponding visual identification for the participant identification and/or the participant identification.
The embodiment of the invention has the following advantages:
in the embodiment of the invention, audio data are extracted from video stream data of a video conference to be processed, subtitles are generated according to the audio data, then a recording file with the subtitles is generated by adopting the audio data and the subtitles and is sent to a cloud server so as to be shared to electronic equipment participating in the video conference through the cloud server. In the embodiment of the invention, the recording file with the subtitle is a combination of the audio data and the subtitle and has a small volume, so that the recording file is convenient to transfer to the cloud server, is shared to the electronic equipment through the cloud server, and provides high-quality subtitle service for a user.
Drawings
FIG. 1 is a flow chart of the steps of one embodiment of a video processing method of the present invention;
FIG. 2 is a schematic view of a video conference portal interface of the present invention;
FIG. 3 is a schematic view of a video conference file interface of the present invention;
FIG. 4 is a flow chart of the steps of another alternative embodiment of a video processing method of the present invention;
FIG. 5 is a schematic view of a record file interface according to the present invention;
FIG. 6 is a schematic diagram of displaying subtitles during playing of recorded data according to the present invention;
FIG. 7 is a block diagram of a video processing apparatus according to an embodiment of the present invention;
FIG. 8 is a block diagram of an alternative embodiment of a video processing apparatus of the present invention;
fig. 9 is a block diagram illustrating an electronic device for video processing according to an example embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The embodiment of the invention provides a video processing method, which is applied to recording equipment, wherein the recording equipment can be equipment with a recording function, such as a recording pen, translation equipment such as a translation pen, a translator and the like; the embodiments of the present invention are not limited in this regard.
The video conference is carried out through the recording equipment, audio data are extracted from video stream data of the video conference on the recording equipment, subtitles are generated according to the audio data, the audio data and the subtitles are combined to serve as recording files with the subtitles, and the recording files with the subtitles are shared to the electronic equipment through the cloud server.
Referring to fig. 1, a flowchart illustrating steps of an embodiment of a video processing method according to the present invention is shown, and is applied to a recording device, where the method specifically includes the following steps:
In specific implementation, when a user needs to perform a video conference, the video conference function of the recording device can be started to perform the video conference based on the recording device. Specifically, the recording device may be installed with third-party video conference software, and the user may start the video conference software on the recording device, so that a video conference may be performed based on the video conference software. In the embodiment of the invention, the video stream data can be stored after the video conference is finished, and then the video stream data is acquired as the video stream data of the video conference to be processed when the video processing is required.
Referring to fig. 2, the interface of the video conference entry of the recording device includes a plurality of keys, and specifically includes four keys, i.e., "translate", "video conference", "recording file", and "picture file", where the interface of the video conference entry of the recording device can be accessed when the "translate" key is clicked, the interface of the video conference entry of the recording device can be accessed when the "video conference" key is clicked, the interface of the recording file of the recording device can be accessed when the "recording file" key is clicked, and the interface of the picture file of the recording device can be accessed when the "picture file" key is clicked.
Referring to fig. 3, when entering the video conference file interface, one or more video conference files recorded on the recording device may be viewed, and a user may select one of the video conference files as video stream data of a video conference to be processed.
The recording equipment is provided with an image acquisition module and an audio acquisition module.
As a specific example of the present invention, the image capturing module may be a camera, and the audio capturing module may be a microphone. When a video conference is carried out, the recording equipment can shoot video data through the camera, acquire audio data through the microphone, and then display and play the video data and the audio data together as video stream data on the recording equipment.
Of course, video stream data sent by other electronic devices participating in the video conference, such as the recording device, the translation device, the smart phone, the tablet computer, the computer, and the like, may also be received on the recording device, and the video stream data may also include video data and audio data.
In the embodiment of the present invention, since a plurality of participants participate in the video conference during the video conference, such as the audio device (my party) and other electronic devices (the other party, which may be one or more of them), one or more audio data may be extracted from the video stream data, and specifically, the extracted audio data may include the audio data of the recording device (my party) and the audio data of the electronic device (the other party, which may be one or more of them).
And step 104, generating subtitles according to the audio data.
In the embodiment of the invention, the audio data of the video stream data is obtained, and the corresponding subtitles are generated according to the audio data. Alternatively, the subtitles may be entered or corrected by the user through a recording device, manually, or the like.
And 106, generating a recording file with subtitles by adopting the audio data and the subtitles.
In the embodiment of the present invention, after audio data is extracted from video stream data and subtitles are generated, the audio data and the subtitles may be combined to generate a recording file with subtitles. The recording file with subtitles may be a recording file in which subtitles and audio data are packaged and stored together, or a recording file in which subtitles and audio data are associated and stored separately.
And step 108, sending the audio file with the subtitles to a cloud server so as to be shared to the electronic equipment through the cloud server.
The electronic device may be a recording device, a translation device, a smart phone, a tablet computer, a computer device, and the like. As an optional example, the electronic device needs to log in the same account of the recording device to obtain the recording file with the subtitle from the cloud server. As an alternative example, the sound recording device may specify an electronic device that allows sharing of the sound recording file with the subtitle, for example, specify an electronic device in a certain social account group, or specify an electronic device, or allow all electronic devices to share the sound recording file with the subtitle, which is not limited by the embodiment of the present invention.
In the embodiment of the invention, after the audio file with the subtitles is generated, the audio file with the subtitles can be sent to the cloud server so as to store the audio file with the subtitles in the cloud server, and then the audio file with the subtitles can be shared to the electronic equipment through the cloud server.
Of course, the recording device may also locally store the generated recording file with the subtitles, so that when the video stream data is not needed or is inconvenient to view, only the audio data and the corresponding subtitles may be played.
In the video processing method, audio data are extracted from video stream data of a video conference to be processed, subtitles are generated according to the audio data, then a recording file with the subtitles is generated by adopting the audio data and the subtitles, and the recording file is sent to a cloud server so as to be shared to electronic equipment participating in the video conference through the cloud server. In the embodiment of the invention, the recording file with the caption is convenient to transfer to the cloud server because of the small volume due to the combination of the audio data and the caption, so that the recording file is shared to the electronic equipment through the cloud server, and high-quality caption service is provided for users.
In an optional embodiment of the present invention, the audio data is audio data of each participant of the video conference, and the step 104 of generating subtitles according to the audio data may include:
generating participant identifications according to the audio data of the participants;
and taking the participant identification as a subtitle.
The participant id is a name or number of a participant for distinguishing different participants in the video conference.
In the embodiment of the invention, the audio data of each participant is extracted from the video stream data, the corresponding participant identifier can be generated to represent that the audio data of a plurality of different participants exist, and the participant identifier is used as the subtitle. Specifically, the audio data of my party and the other party are extracted from the video stream data, and participant identifiers may be generated for the audio data of my party and the other party, for example, a participant identifier "my party" may be generated based on the audio data of my party, and a participant identifier "other party" may be generated based on the audio data of the other party, where when two or more of the other parties are present, the participant identifiers "other party 1", "other party 2", and "other party 3" … … may be generated based on the audio data of the two or more of the other parties, respectively.
In the above optional embodiment, the subtitle includes the participant identifier corresponding to the audio data of each participant based on the video stream data, which facilitates the user to distinguish which participant's participant is when browsing the subtitle, thereby providing a high-quality subtitle service for the user and further improving the user experience.
In an optional embodiment of the present invention, the generating subtitles according to the audio data may include:
converting the audio data of each of the parties to text data;
and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
In the embodiment of the invention, the audio data of each participant can be converted into text data, corresponding participant identifications are added to each text data, and the text data added with the participant identifications are used as subtitles. Specifically, audio data of my party and the other party may be extracted from the video stream data, the audio data may be converted into text data, corresponding party identifiers may be added to the text data of my party and the other party, for example, a party identifier "my party" may be added to the text data of my party, and a party identifier "opposite party" may be added to the text data of the other party, where, when two or more of the opposite parties are present, party identifiers "opposite party 1", "opposite party 2", and "opposite party 3" … … may be added to the text data of the two or more of the opposite parties, respectively.
In the above optional embodiment, the subtitle includes text data generated based on audio data of each participant of the video stream data, and the file data is added with a participant identifier corresponding to each participant, so that a user can distinguish which participant is the participant when browsing the subtitle, and the text data corresponding to the participant, that is, the speaking content of the participant, thereby providing a high-quality subtitle service for the user and further improving user experience.
In an optional embodiment of the present invention, the step 104 of generating subtitles according to the audio data may include:
identifying identity data from the audio data of each of the parties;
adding participant identifications corresponding to the participants to the text data according to the identity data;
and taking the text data added with the participant identification as a subtitle.
The identity data is used for uniquely identifying the corresponding participant. Specifically, the identity data may be a voiceprint, and since the voiceprint has specificity and stability, different speaking participants in the video conference can be identified through the voiceprint. Participant identification is a participant name or participant number or the like used to distinguish different participants in a video conference.
In the embodiment of the invention, after the identity data is identified from the audio data, the corresponding participant identification can be added to the text data according to different identity data, so that the displayed caption can comprise the participant identification. For example, assuming that two identification data are recognized from one audio data, "participant 1" and "participant 2" may be added to the text data corresponding to the different identification data, respectively.
In the above optional embodiment, the subtitle includes the participant identifier of each participant, so that the user can distinguish different participants conveniently, thereby providing a high-quality subtitle service for the user and further improving the user experience.
In an optional embodiment of the present invention, the step 106 of generating a sound recording file with subtitles using the audio data and the subtitles may include:
acquiring a conference identifier corresponding to the video conference;
and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
Wherein the conference identifier is a conference name or a conference number or the like for distinguishing different video conferences. Specifically, the conference identifier may be automatically generated according to a preset rule, for example, according to the time or the location of the video conference, may be generated by combining text data extraction semantics of audio data conversion based on video stream data, or may be manually entered by a user through a recording device, which is not limited in this embodiment of the present invention.
In the embodiment of the invention, the conference identifier, the audio data and the subtitle of the video conference can be acquired to be combined to generate the recording file with the subtitle of the video conference, and then the recording file with the subtitle is sent to the cloud server so as to share the subtitle with the electronic equipment through the cloud server.
In the above optional embodiment, in consideration of that most of the video conference is performed for a long time, the video stream data may be very large, so that the audio data may be extracted from the video stream data, and the audio data may be combined with the subtitles generated based on the audio data to generate the recording file with the subtitles.
In an optional embodiment of the invention, the method may further comprise:
acquiring a conference identifier corresponding to the video conference;
and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
In the embodiment of the invention, the video file with the subtitle of the video conference can be generated by acquiring the conference identifier, the video stream data and the subtitle combination of the video conference, and then the video file with the subtitle is sent to the cloud server so as to share the subtitle with the electronic equipment through the cloud server.
In the above optional embodiment, the conference identifier, the video stream data, and the subtitles generated based on the audio data of the video stream data are combined to generate the video file with the subtitles, so that after the video file with the subtitles is shared to the electronic device, when the electronic device plays the video stream data, the corresponding subtitles can be displayed at the same time.
In summary, in the embodiment of the present invention, a recording file with subtitles including audio data and subtitles may be generated, and the recording file with subtitles may be conveniently shared with other electronic devices because of its small volume.
Referring to fig. 4, a flowchart illustrating steps of another embodiment of a video processing method according to the present invention is shown, and applied to an electronic device, the method specifically includes the following steps:
In the embodiment of the invention, the electronic equipment can acquire the recording file with the subtitle shared by the recording equipment from the cloud server. Specifically, referring to fig. 2, firstly, a video conference entry interface may be used, then, a "record file" button is clicked on the interface to enter a record file interface, referring to fig. 5, the interface may include options corresponding to a plurality of record files with subtitles, a conference name, a video conference content profile, and the like corresponding to each video conference may be displayed in the options, and if a user can click a certain option, a conference identifier corresponding to the option is triggered to be obtained, and a record obtaining request is generated based on the conference identifier and sent to the cloud server. For example, the first option "6-month-24-day meeting" may be clicked on, and the generation of a recording acquisition request for the video conference may be triggered.
Step 404, receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption.
In the embodiment of the invention, one or more audio files with subtitles corresponding to the video conference are stored in the cloud server, wherein the audio files with subtitles comprise a conference identifier, audio data and subtitles. When a recording acquisition request sent by the electronic equipment is received, a corresponding target recording file with subtitles can be screened out from the stored recording files with subtitles based on a conference identifier carried in the recording acquisition request, and then the recording file with subtitles is sent to the electronic equipment. For example, if a recording acquisition request for a "6-month-24-day meeting" is received, a corresponding recording file with subtitles may be fed back.
And 406, displaying the corresponding subtitles when the audio data is played.
In the embodiment of the invention, when the audio data is played, the subtitles are displayed at the same time. Specifically, when audio stream data of a video conference is played, a corresponding subtitle may be played at a specified position in a video conference interface, for example, the subtitle may be displayed below the played audio data, or the subtitle may be displayed on the right side of the played audio data. Specifically, referring to fig. 6, when audio data is played, a corresponding subtitle is presented below.
In an embodiment of the invention, the processing of the video stream data may result in subtitles, wherein the audio data may be saved together with the subtitles. Optionally, in a specific application, the audio data and the subtitles may also be associated and stored separately. For example, when a video conference needs to be viewed, corresponding audio data is acquired, then the audio data is played, meanwhile, a 'show caption' key is provided in an interface for playing the audio data, when a user needs to show a caption, the key can be clicked to trigger generation of a caption acquisition instruction, and the recording equipment acquires the caption according to a pre-established association relation and displays the caption. Of course, when the video conference needs to be viewed, the corresponding subtitle may be acquired, the subtitle is displayed, meanwhile, a "play audio" button is provided in the interface for displaying the subtitle, when the user needs to play the audio data, the button may be clicked, an audio acquisition instruction is triggered and generated, and the recording device acquires the audio data according to the pre-established association relationship and plays the audio data.
In the video processing method, a recording acquisition request including a conference identifier is sent to a cloud server, and then a recording file with subtitles corresponding to the conference identifier sent by the cloud server can be received, wherein the recording file with subtitles includes the video conference identifier, audio data and subtitles, so that the corresponding subtitles can be displayed when the audio data is played on the electronic device. In the embodiment of the invention, the recording file with the subtitle, which is shared by the recording device to the cloud server, can be obtained from the cloud server, and the electronic device can easily trace the content of the video conference due to the small volume of the recording file with the subtitle.
In an optional embodiment of the invention, the method may further comprise:
sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier;
receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption;
and displaying the corresponding subtitles when the video stream data is played.
Optionally, in the embodiment of the present invention, the cloud server may further store one or more video files with subtitles corresponding to the video conference, where the video files with subtitles include a conference identifier, video stream data, and subtitles. When a video acquisition request sent by the electronic equipment is received, a corresponding target video file with subtitles can be screened from stored video files with subtitles based on a conference identifier carried in the video acquisition request, and then the video file with subtitles is sent to the electronic equipment. For example, if a video acquisition request for a "7-month 23-day meeting" is received, a corresponding video file with subtitles may be fed back.
In the above optional embodiment, the electronic device may obtain a video file with subtitles, which includes video stream data and subtitles, so that when the electronic device plays the video stream data, the electronic device can display the corresponding subtitles at the same time, which is convenient for a user to view the corresponding subtitles at the same time when viewing the video.
In an optional embodiment of the invention, the method may further comprise:
and adding a visual identifier for the subtitle.
The visual identification can be in different colors or fonts and other special effects.
In the embodiment of the invention, the visual special effect can be added to the subtitle, so that the subtitle is not too monotonous.
In an optional embodiment of the present invention, the subtitle includes a participant identifier and/or the participant identifier, and adding a visual identifier to the subtitle may include:
and adding corresponding visual identification for the participant identification and/or the participant identification.
In the embodiment of the invention, the subtitle can comprise a participant identifier reflecting the participant and a participant identifier reflecting the participant, so that the participant and the participants can be distinguished.
For example, suppose that participants participating in a video conference include my party and an opposite party, where my party includes participant 1 and participant 2, opposite party 1 includes participant 3 and participant 4, and opposite party 2 includes participant 5, the participant identifier "my party" of my party may be displayed in red, and the participant identifier "opposite party" of the opposite party may be displayed in green, and further, the participant identifiers "participant 1" and "participant 2" of my party may be displayed in yellow and white, respectively, participant identifiers "participant 3" and "participant 4" of opposite party 1 may be displayed in brown and blue, and participant identifier "participant 5" of opposite party 2 may be displayed in purple.
Of course, the above-mentioned visual identifiers are only examples, and in practical applications, the visual identifiers may be added only to the identifiers of the participants of my party and the other party, or only to the participants, which is not required to be limited in the embodiment of the present invention.
In the above optional embodiment, the visual identifier is added to the participant identifier and/or the participant identifier in the subtitle, so that when the subtitle is displayed, a user can conveniently distinguish different participants and/or participants in a non-text manner, meanwhile, the subtitle is not excessively monotonous when displayed, and the user experience is further improved.
It should be noted that, for simplicity of description, the method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the illustrated order of acts, as some steps may occur in other orders or concurrently in accordance with the embodiments of the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the invention.
Referring to fig. 7, a block diagram of a video processing apparatus according to an embodiment of the present invention is shown, and is applied to a recording device, and specifically includes the following modules:
an audio data extraction module 702, configured to extract audio data from video stream data of a video conference to be processed;
a caption generating module 704, configured to generate a caption according to the audio data;
a recording file generation module with subtitles 706, configured to generate a recording file with subtitles using the audio data and the subtitles;
the recording file with subtitles sending module 708 is configured to send the recording file with subtitles to a cloud server so as to be shared to the electronic device through the cloud server.
In an optional embodiment of the present invention, the audio data is audio data of each participant in a video conference, and the subtitle generating module 704 is configured to generate a participant identifier according to the audio data of each participant; and taking the participant identification as a subtitle.
In an optional embodiment of the present invention, the subtitle generating module 704 is configured to convert the audio data of each of the participants into text data; and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
In an optional embodiment of the present invention, the subtitle generating module 704 is configured to identify identity data from the audio data of each of the participants; adding participant identifications corresponding to the participants to the text data according to the identity data; and taking the text data added with the participant identification as a subtitle.
In an optional embodiment of the present invention, the audio record file with subtitles generating module 706 is configured to obtain a conference identifier corresponding to the video conference; and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
In an optional embodiment of the invention, the apparatus further comprises: the video file generation module with the subtitle is used for acquiring a conference identifier corresponding to the video conference; and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
In summary, in the embodiment of the present invention, audio data is extracted from video stream data of a video conference to be processed, a subtitle is generated according to the audio data, a recording file with the subtitle is generated by using the audio data and the subtitle, and the recording file is sent to a cloud server so as to be shared to an electronic device through the cloud server. In the embodiment of the invention, the recording file with the caption is a combination of the audio data and the caption, so that the volume is small, the cloud server is convenient to transfer, and the recording file is shared to the electronic equipment through the cloud server, thereby providing high-quality caption service for users.
Referring to fig. 8, a block diagram of a video processing apparatus according to an embodiment of the present invention is shown, and is applied to an electronic device, and specifically includes the following modules:
a recording acquisition request sending module 802, configured to send a recording acquisition request to a cloud server, where the recording acquisition request includes a conference identifier;
a recording file receiving module 804 with subtitles, configured to receive the recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and a subtitle display module 806, configured to display the corresponding subtitle when the audio data is played.
In an optional embodiment of the invention, the apparatus further comprises: the video acquisition request sending module is used for sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier; receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption; and displaying the corresponding subtitles when the video stream data is played.
In an optional embodiment of the invention, the apparatus further comprises: and the visual identifier adding module is used for adding a visual identifier for the subtitle.
In an optional embodiment of the present invention, the visual identifier adding module is configured to add a corresponding visual identifier to the participant identifier and/or the participant identifier.
As can be seen from the above, in the embodiment of the present invention, a recording acquisition request including a conference identifier is sent to the cloud server, and then, a recording file with subtitles corresponding to the conference identifier sent by the cloud server can be received, where the recording file with subtitles includes a video conference identifier, audio data, and subtitles, so that when the audio data is played on an electronic device, the corresponding subtitles can be displayed. In the embodiment of the invention, the recording file with the caption, which is shared by the recording equipment to the cloud server, can be obtained, and the electronic equipment can easily trace the content of the video conference because the recording file with the caption has a small volume.
For the device embodiment, since it is basically similar to the method embodiment, the description is simple, and for the relevant points, refer to the partial description of the method embodiment.
Fig. 9 is a block diagram illustrating an architecture of an electronic device 900 for video processing in accordance with an exemplary embodiment. For example, the electronic device 900 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, an exercise device, a personal digital assistant, and the like.
Referring to fig. 9, electronic device 900 may include one or more of the following components: a processing component 902, a memory 904, a power component 906, a multimedia component 908, an audio component 910, an input/output (I/O) interface 912, a sensor component 914, and a communication component 916.
The processing component 902 generally controls overall operation of the electronic device 900, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. Processing element 902 may include one or more processors 920 to execute instructions to perform all or a portion of the steps of the methods described above. Further, processing component 902 can include one or more modules that facilitate interaction between processing component 902 and other components. For example, the processing component 902 can include a multimedia module to facilitate interaction between the multimedia component 908 and the processing component 902.
The memory 904 is configured to store various types of data to support operation at the device 900. Examples of such data include instructions for any application or method operating on the electronic device 900, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 904 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
The power component 906 provides power to the various components of the electronic device 900. Power components 906 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for electronic device 900.
The multimedia components 908 include a screen that provides an output interface between the electronic device 900 and a user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 908 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera may receive external multimedia data when the electronic device 900 is in an operating mode, such as a shooting mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.
The audio component 910 is configured to output and/or input audio signals. For example, the audio component 910 includes a Microphone (MIC) configured to receive external audio signals when the electronic device 900 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in the memory 904 or transmitted via the communication component 916. In some embodiments, audio component 910 also includes a speaker for outputting audio signals.
I/O interface 912 provides an interface between processing component 902 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
The sensor component 914 includes one or more sensors for providing status evaluations of various aspects of the electronic device 900. For example, sensor assembly 914 may detect an open/closed state of device 900, the relative positioning of components, such as a display and keypad of electronic device 900, sensor assembly 914 may also detect a change in the position of electronic device 900 or a component of electronic device 900, the presence or absence of user contact with electronic device 900, orientation or acceleration/deceleration of electronic device 900, and a change in the temperature of electronic device 900. The sensor assembly 914 may include a proximity sensor configured to detect the presence of a nearby object in the absence of any physical contact. The sensor assembly 914 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 914 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
The communication component 919 is configured to facilitate communications between the electronic device 900 and other devices in a wired or wireless manner. The electronic device 900 may access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication part 914 receives a broadcast signal or broadcast associated information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communications component 914 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
In an exemplary embodiment, the electronic device 900 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors or other electronic components for performing the above-described methods.
In an exemplary embodiment, a non-transitory computer readable storage medium comprising instructions, such as the memory 904 comprising instructions, executable by the processor 920 of the electronic device 900 to perform the above-described method is also provided. For example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
In an alternative embodiment of the present invention, the electronic device 900 may be a recording device, and the recording device may be a recording pen, a translating pen, a translator, or the like. A non-transitory computer readable storage medium having instructions therein which, when executed by a processor of an audio recording device, enable the audio recording device to perform a data processing method, the method comprising: extracting audio data from video stream data of a video conference to be processed; generating subtitles according to the audio data; generating a recording file with subtitles by adopting the audio data and the subtitles; and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server.
Optionally, the generating of the subtitles according to the audio data is performed by using the audio data of each participant of the video conference, and includes: generating participant identifications according to the audio data of the participants; and taking the participant identification as a subtitle.
Optionally, the generating subtitles according to the audio data includes: converting the audio data of each of the parties to text data; and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
Optionally, the generating subtitles according to the audio data includes: identifying identity data from the audio data of each of the parties; adding participant identifications corresponding to the participants to the text data according to the identity data; and taking the text data added with the participant identification as a subtitle.
Optionally, the generating a sound recording file with subtitles using the audio data and the subtitles includes: acquiring a conference identifier corresponding to the video conference; and generating the conference identification, the audio data and the subtitle into a recording file with the subtitle of the video conference.
Optionally, the method further comprises: acquiring a conference identifier corresponding to the video conference; and generating the video file with the caption of the video conference by using the conference identifier, the video stream data and the caption.
A non-transitory computer readable storage medium in which instructions, when executed by a processor of an electronic device, enable the electronic device to perform a video processing method, the method comprising: sending a recording acquisition request to a cloud server, wherein the recording acquisition request comprises a conference identifier; receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption; and displaying the corresponding subtitles when the audio data is played.
Optionally, the method further comprises: sending a video acquisition request to a cloud server, wherein the video acquisition request comprises a conference identifier; receiving a video file with subtitles corresponding to the conference identification sent by the cloud server; the video file with the caption comprises a conference identifier, video stream data and a caption; and displaying the corresponding subtitles when the video stream data is played.
Optionally, the method further comprises: and adding a visual identifier for the subtitle.
Optionally, the subtitle includes a participant identifier and/or the participant identifier, and adding a visual identifier to the subtitle includes: and adding corresponding visual identification for the participant identification and/or the participant identification.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Embodiments of the present invention are described with reference to flowchart illustrations and/or block diagrams of methods, terminal devices (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing terminal to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing terminal, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing terminal to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing terminal to cause a series of operational steps to be performed on the computer or other programmable terminal to produce a computer implemented process such that the instructions which execute on the computer or other programmable terminal provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The foregoing detailed description of a video processing method, a video processing apparatus and an electronic device provided by the present invention has been presented, and specific examples are applied herein to illustrate the principles and embodiments of the present invention, and the description of the foregoing embodiments is only used to help understand the method and the core ideas of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A video processing method, applied to a recording apparatus, the method comprising:
extracting audio data from video stream data of the video conference;
generating subtitles according to the audio data;
generating a recording file with subtitles by adopting the audio data and the subtitles;
and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server.
2. The method of claim 1, wherein the audio data is audio data of each participant of the video conference, and the generating the subtitles according to the audio data comprises:
generating participant identifications according to the audio data of the participants;
and taking the participant identification as a subtitle.
3. The method of claim 2, wherein the generating subtitles from the audio data comprises:
converting the audio data of each of the parties to text data;
and adding participant identifications to the text data, and using the text data added with the participant identifications as subtitles.
4. The method of claim 2, wherein the generating subtitles from the audio data comprises:
identifying identity data from the audio data of each of the parties;
adding participant identifications corresponding to the participants to the text data according to the identity data;
and taking the text data added with the participant identification as a subtitle.
5. A video processing method is applied to an electronic device, and the method comprises the following steps:
sending a recording acquisition request to a cloud server, wherein the recording acquisition request comprises a conference identifier;
receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and displaying the corresponding subtitles when the audio data is played.
6. A video processing apparatus, for use in a recording device, the apparatus comprising:
the audio data extraction module is used for extracting audio data from video stream data of a video conference to be processed;
the caption generating module is used for generating a caption according to the audio data;
the audio file generation module is used for generating the audio file with the caption by adopting the audio data and the caption;
and the recording file sending module with the subtitles is used for sending the recording file with the subtitles to a cloud server so as to be shared to the electronic equipment through the cloud server.
7. A video processing apparatus, applied to an electronic device, the apparatus comprising:
the recording acquisition request sending module is used for sending a recording acquisition request to the cloud server, wherein the recording acquisition request comprises a conference identifier;
the recording file receiving module with the subtitles is used for receiving the recording file with the subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and the caption display module is used for displaying the corresponding caption when the audio data is played.
8. An audio recording apparatus comprising a memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by one or more processors, the one or more programs comprising instructions for:
extracting audio data from video stream data of a video conference to be processed;
generating subtitles according to the audio data;
generating a recording file with subtitles by adopting the audio data and the subtitles;
and sending the recording file with the subtitle to a cloud server so as to be shared to the electronic equipment through the cloud server.
9. An electronic device comprising a memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by one or more processors the one or more programs including instructions for:
sending an acquisition request to a cloud server, wherein the acquisition request comprises a conference identifier;
receiving a recording file with subtitles corresponding to the conference identifier sent by the cloud server; the recording file with the caption comprises a conference identifier, audio data and a caption;
and displaying the corresponding subtitles when the audio data is played.
10. A readable storage medium, wherein instructions in the storage medium, when executed by a processor of an electronic device, enable the electronic device to perform the video processing method of any of method claims 1-5.
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