CN107483826B - The method and apparatus for generating video file - Google Patents
The method and apparatus for generating video file Download PDFInfo
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- CN107483826B CN107483826B CN201710812747.0A CN201710812747A CN107483826B CN 107483826 B CN107483826 B CN 107483826B CN 201710812747 A CN201710812747 A CN 201710812747A CN 107483826 B CN107483826 B CN 107483826B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/62—Control of parameters via user interfaces
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a kind of method and apparatus generating video file, belong to technical field of video processing.Method includes：When receiving recording sign on, the camera of terminal is opened, is recorded by first resolution, the first video file is obtained；It when reaching shooting condition, is shot by second resolution, obtains cover image, the second resolution is higher than the first resolution；The cover image is added in first video file, the second video file is obtained.Device includes：Record module, taking module and add module.Due to being shot by second resolution, more clearly cover image can be obtained, to substantially increase the clarity of cover image.
Description
Technical field
The present invention relates to technical field of video processing, more particularly to a kind of method and apparatus generating video file.
Background technology
With the development of video processing technique, terminal can make video file by the recording function in terminal, and will
The video file of making preserves to local or uploads onto the server, subsequently to browse.However for the video text to recording
Part distinguishes, and terminal generally requires to add cover image in video file when generating video file.
In order to ensure the fluency recorded, terminal is general using less than terminal true resolution in recorded video file
Resolution ratio recorded.For the ease of distinguishing, the resolution ratio of the recorded video of terminal is known as first resolution, by terminal
True resolution is known as second resolution, and second resolution is higher than first resolution.Terminal is opened eventually when generating video file
The camera at end, is recorded by first resolution, obtains the first video file, and first frame is extracted from the first video file
Image is added in the first video file using the first frame image as cover image, obtains the second video file.
In the implementation of the present invention, inventor has found that the relevant technologies have at least the following problems：
The above method is actually however the first video using the first frame image in the first video file as cover image
File is recorded to obtain by low resolution, and therefore, cover image is more fuzzy, causes clarity low.
Invention content
The present invention provides a kind of method and apparatus generating video file, and it is low can to solve clarity in the prior art
Problem, technical solution are as follows：
In a first aspect, a kind of method generating video file is provided, the method includes：
When receive record sign on when, open the camera of terminal, recorded by first resolution, obtain the
One video file；
It when reaching shooting condition, is shot by second resolution, obtains cover image, the second resolution is high
In the first resolution；
The cover image is added in first video file, the second video file is obtained.
In a kind of possible design, the shooting condition includes receiving the recording sign on, receives recording
END instruction detects default touch operation in recording process, and current duration of recording reaches at least one of preset duration.
It is described to be shot by second resolution in a kind of possible design, cover image is obtained, including：
It is shot by second resolution, obtains the first image data；
According to preset U.S. face parameter, described first image data are handled, the second image data is obtained；
According to second image data, the cover image is generated.
It is described to be shot by second resolution in a kind of possible design, after obtaining cover image, the side
Method further includes：
It obtains and is inserted into information, and, insert region is determined in the cover image；
According to the insert region, the insertion information is inserted into the cover image.
In a kind of possible design, information is inserted into the acquisition, including：
Receive insertion information input by user；Alternatively,
Voice messaging is extracted from first video file, identifies that the voice messaging obtains text information, it will be described
Text information is as the insertion information；Alternatively,
The description information for obtaining first video file, it is described to retouch using the description information as the insertion information
It includes at least one information in recording time, recording location, video subject and user identifier to state information.
In a kind of possible design, the insert region determining in the cover image, including：
The corresponding insert region of predeterminable area information is determined in the cover image；Alternatively,
Obtain the insert region that user draws in the cover image；Alternatively,
According to the attribute information for being inserted into information, the corresponding area information of the attribute information is determined, in the cover
The corresponding insert region of the area information is determined in image.
It is described that the cover image is added in first video file in a kind of possible design, obtain
After two video files, the method further includes：
According to the audio data that second video file includes, the corresponding subtitle text of second video file is generated
Part, the subtitle file include temporal information and with the associated text information of the temporal information；
The subtitle file is inserted into second video file.
It is described that the cover image is added in first video file in a kind of possible design, obtain
After two video files, the method further includes：
Second video file is sent to server, so that the second video file described in the server share.
Second aspect, provides a kind of device generating video file, and described device includes：
Record module, for when receive record sign on when, open the camera of terminal, by first resolution into
Row is recorded, and the first video file is obtained；
Taking module obtains cover image, institute for when reaching shooting condition, being shot by second resolution
It states second resolution and is higher than the first resolution；
Add module obtains the second video file for the cover image to be added in first video file.
In a kind of possible design, the shooting condition includes receiving the recording sign on, receives recording
END instruction detects default touch operation in recording process, and current duration of recording reaches at least one of preset duration.
In a kind of possible design, the taking module, including：
Shooting unit is shot for passing through second resolution, obtains the first image data；
Processing unit, for according to preset U.S. face parameter, handling described first image data, obtaining the second figure
As data；
Generation unit, for according to second image data, generating the cover image.
In a kind of possible design, described device further includes：
Acquisition module is inserted into information for obtaining；
Determining module, for determining insert region in the cover image；
First is inserted into module, for according to the insert region, the insertion information to be inserted into the cover image.
In a kind of possible design, the acquisition module is additionally operable to receive insertion information input by user；Alternatively, from
Voice messaging is extracted in first video file, identifies that the voice messaging obtains text information, the text information is made
For the insertion information；Alternatively, the description information of first video file is obtained, using the description information as the insertion
Information, the description information include at least one information in recording time, recording location, video subject and user identifier.
In a kind of possible design, the determining module is additionally operable to determine predeterminable area letter in the cover image
Cease corresponding insert region；Alternatively, obtaining the insert region that user draws in the cover image；Alternatively, according to institute
The attribute information for being inserted into information is stated, determines the corresponding area information of the attribute information, in the cover image described in determination
The corresponding insert region of area information.
In a kind of possible design, generation module, the audio data for including according to second video file, life
At the corresponding subtitle file of second video file, the subtitle file includes temporal information and is associated with the temporal information
Text information；
Second is inserted into module, for the subtitle file to be inserted into second video file.
In a kind of possible design, described device further includes：
Sending module, for sending second video file to server, so that second described in the server share
Video file.
The third aspect provides a kind of terminal, including processor and memory；The memory, for storing computer journey
Sequence；The processor realizes the method step described in first aspect for executing the computer program stored on the memory
Suddenly.
Fourth aspect provides a kind of computer readable storage medium, meter is stored in the computer readable storage medium
Calculation machine program realizes the method and step described in first aspect when the computer program is executed by processor.
In the embodiment of the present invention, when terminal, which receives, records sign on, terminal opens the camera of terminal, by the
One resolution ratio is recorded, and the first video file is obtained；Also, when reaching shooting condition, terminal by second resolution into
Row shooting, since the second resolution is higher than the first resolution, so as to obtain a more clearly cover image, eventually
The cover image is added in first video file by end, obtains the second video file.Due to being carried out by second resolution
Shooting obtains more clearly cover image, to substantially increase the clarity of cover image.
Description of the drawings
Fig. 1 is a kind of method flow diagram generating video file provided in an embodiment of the present invention；
Fig. 2 is a kind of method flow diagram generating video file provided in an embodiment of the present invention；
Fig. 3 is a kind of apparatus structure schematic diagram generating video file provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of method flow diagram generating video file provided in an embodiment of the present invention, and this method can be applied
In terminal, as shown in Figure 1, this approach includes the following steps.
Step 101：When receiving recording sign on, the camera of terminal is opened, is recorded by first resolution
System, obtains the first video file；
Step 102：It when reaching shooting condition, is shot by second resolution, obtains cover image, this second point
Resolution is higher than the first resolution；
Step 103：The cover image is added in first video file, the second video file is obtained.
In a kind of possible design, which includes receiving the recording sign on, receives the recording knot
Shu Zhiling detects default touch operation in recording process, and current duration of recording reaches at least one of preset duration.
In a kind of possible design, it should be shot by second resolution, and obtain cover image, including：
It is shot by second resolution, obtains the first image data；
According to preset U.S. face parameter, which is handled, the second image data is obtained；
According to second image data, the cover image is generated.
In a kind of possible design, it should be shot by second resolution, after obtaining cover image, this method is also
Including：
It obtains and is inserted into information, and, insert region is determined in the cover image；
According to the insert region, which is inserted into the cover image.
In a kind of possible design, which is inserted into information, including：
Receive insertion information input by user；Alternatively,
Voice messaging is extracted from first video file, identifies that the voice messaging obtains text information, which is believed
Breath is used as the insertion information；Alternatively,
The description information for obtaining first video file, using the description information as the insertion information, the description information packet
Include at least one information in recording time, recording location, video subject and user identifier.
In a kind of possible design, insert region should be determined in the cover image, including：
The corresponding insert region of predeterminable area information is determined in the cover image；Alternatively,
Obtain the insert region that user draws in the cover image；Alternatively,
According to the attribute information of the insertion information, the corresponding area information of the attribute information is determined, in the cover image
Determine the corresponding insert region of the area information.
In a kind of possible design, which is added in first video file by this, obtains the second video
After file, this method further includes：
According to the audio data that second video file includes, the corresponding subtitle file of the second video file is generated, it should
Subtitle file include temporal information and with the associated text information of the temporal information；
The subtitle file is inserted into second video file.
In a kind of possible design, which is added in first video file by this, obtains the second video
After file, this method further includes：
Second video file is sent to server, so that the server share second video file.
In the embodiment of the present invention, when terminal, which receives, records sign on, terminal opens the camera of terminal, by the
One resolution ratio is recorded, and the first video file is obtained；Also, when reaching shooting condition, terminal by second resolution into
Row shooting, since the second resolution is higher than the first resolution, so as to obtain a more clearly cover image, eventually
The cover image is added in first video file by end, obtains the second video file.Due to being carried out by second resolution
Shooting obtains more clearly cover image, to substantially increase the clarity of cover image.
Fig. 2 is a kind of method flow diagram generating video file provided in an embodiment of the present invention, and this method can be applied
In terminal, which can be any terminals with recording function such as mobile phone terminal, tablet computer, video camera.Such as Fig. 2 institutes
Show, this approach includes the following steps.
Step 201：When receive record sign on when, terminal open terminal camera, by first resolution into
Row is recorded, and the first video file is obtained.
In the embodiment of the present invention, terminal can generate video file in specified application.Wherein, it can be record to specify application
Video Applications processed, or social networking application.Recorded video application can be the camera in terminal, and social networking application can be to chat
Its application, live streaming application etc..
It is equipped in the specified interface of specified application and records button, user can be by triggering the recording button, to trigger end
Open or terminate video record in end.Specified interface can be the main interface of specified application and the chat interface of good friend or straight
Broadcast interface.Correspondingly, this step can be：When terminal detects that recording button is triggered, generates and record sign on, open
The camera of terminal, and determine the first resolution needed for recorded video, it is regarded by camera recording under the first resolution
Frequency evidence.In recording process, when terminal detects that recording button is triggered again, generates and record END instruction, close eventually
The camera at end.Terminal is handled the video data of recording by processor, generates the first video file.Wherein, this
One video file may include audio data and image data.
It should be noted that the processing capacity due to processor in different terminals is different so that true resolution is identical
The fluency that terminal is recorded is also each different, in order to ensure that terminal can more smoothness be recorded, may be used less than terminal reality
The first resolution of border resolution ratio is recorded (becomes second resolution, in order to distinguish first point by terminal true resolution
Resolution).For example, if the second resolution of terminal is 1280*720, which can be 360*640.
In practical application scene, the first video file that user generally requires to record preserves, so as to follow-up clear
It lookes at；Or the first video file of recording is uploaded in server, so that other users watch first video file.The clothes
Business device can be social networking application server.In the embodiment of the present invention, terminal can be sealed by being added in first video file
Face image, so that user also can substantially understand first video file by the cover image；Alternatively, by after addition cover image
Video file be sent to server, by the cover image embody the video file content be inclined to so that the video is literary
Part is more personalized, and then attracts other users viewing, achievees the effect that improve video tour amount.
In the embodiment of the present invention, the cover image of first video file can be obtained by following steps 202, and pass through
The cover image is added in first video file by following steps 203.
Step 202：When reaching shooting condition, terminal is shot by second resolution, obtains cover image, this
Two high resolutions are in the first resolution.
In the embodiment of the present invention, in order to improve the clarity of cover image, terminal can be clapped based on second resolution
It takes the photograph, which is the highest resolution ratio that terminal can be supported, so as to obtain a higher cover of clarity
Image.The shooting condition includes receiving the recording sign on, receives the recording END instruction, is detected in recording process
To default touch operation, current duration of recording reaches at least one of preset duration.
For the first realization method, due to record the first video file first resolution and shooting cover image the
Two resolution ratio are different, and therefore, when shooting cover image, terminal needs to adjust the resolution ratio of camera.Effect is recorded in order to improve
Rate, terminal can first pass through second resolution and shoot to obtain cover image, then adjust first resolution again and record the first video
File.Correspondingly, when the shooting condition includes receiving the recording sign on, then the process can be：Terminal receives
When recording sign on, terminal opens the camera for taking the photograph terminal, and is shot under the second resolution, and surface plot is obtained
Picture.
It should be noted that for the first realization method, actually terminal is first shot, the process recorded afterwards, therefore,
If the shooting condition includes when receiving the recording sign on, terminal is to first carry out step 202, then execute step in sequential
Rapid 201.
For second of realization method, due to record the first video file first resolution and shooting cover image the
Two resolution ratio are different, and therefore, when shooting cover image, terminal needs to adjust the resolution ratio of camera.Effect is recorded in order to improve
Rate, terminal can first adjust first resolution the first video file of recording and be shot by second resolution at the end of recording
To cover image.Correspondingly, when the shooting condition includes receiving the recording END instruction, then the process can be：Terminal
When receiving recording END instruction, is shot under the second resolution, obtain cover image.
Need to illustrate when, during terminal carries out video record, user can by triggering recording button again, with
Terminate to record, which can be：Terminal by first resolution in carrying out recording process, when terminal detects recording button
It when being triggered, generates and records END instruction, when the shooting condition includes receiving the recording END instruction, first pass through above-mentioned side
Method obtains cover image, then terminates to record.
For the third realization method, terminal may be implemented that default touch operation is arranged, and in recording process, user can be with
It carries out the default touch operation on a terminal screen at any time and cover image is shot with triggering terminal.Correspondingly, working as the shooting condition
It is included in recording process when detecting default touch operation, then the process can be：Terminal is carried out by first resolution
In recording process, when terminal detects default touch operation, terminal stops recording, and is shot under the second resolution,
Obtain cover image.
Wherein, which can need to be arranged and change according to user, and the embodiment of the present invention does not make this to have
Body limits.For example, the default touch operation can be for during terminal recorded video, user's finger touches screen twice in succession
Operation or user's finger slide to the right the operation etc. of screen.
For the 4th kind of realization method, terminal can pre-set the time of shooting cover image.When the shooting condition packet
Include current when recording duration and reaching preset duration, then the process can be：Terminal is carrying out recording process by first resolution
In, when terminal detects that current recording duration reaches preset duration, terminal stops recording, and obtains second resolution, at this
It is shot under second resolution, obtains the first image data.
Wherein, preset duration can need to be arranged and change according to user, and the embodiment of the present invention is not especially limited this.
For example, the preset duration can be 3 seconds, 26 seconds etc..
In embodiments of the present invention, when terminal shoots cover image by second resolution, the first image data is first obtained,
First image data is converted into cover image.In order to beautify cover image, the first image data is converted to surface plot by terminal
When picture, landscaping treatment can be carried out to the first image data, obtain the second image data, the second image data is converted into cover
Image.
Correspondingly, terminal is shot by second resolution, obtaining cover image can be by following steps 2021-
2023 realize.
Step 2021：Terminal is shot by second resolution, obtains the first image data.
In this step, which includes the first pixel value of multiple pixels under second resolution.Terminal
Current display interface includes U.S. face button, and user can be carried out by triggering U.S. face button the first image data of triggering terminal pair
U.S. face processing executes step 2022 correspondingly, when terminal detects that U.S.'s face button is triggered.
Step 2022：Terminal handles first image data, obtains the second image according to preset U.S. face parameter
Data.
In this step, it can be pre-set in terminal and store preset U.S. face parameter.For in the first image data
Each pixel, terminal calculate the second of the pixel according to the first pixel value of preset U.S. the face parameter and the pixel
First pixel value of the pixel is changed to the second pixel value, obtains the second image data by pixel value, second image data
The second pixel value including each pixel.
Wherein, which can need to be arranged and change according to user, and the embodiment of the present invention does not limit this specifically
It is fixed.For example, U.S.'s face parameter can be whitening parameter, filter params, mill skin parameter etc..Wherein, first pixel value and second
Pixel value can be RGB (Red Green Blue, three color of red, green, blue) value of the pixel.
Step 2023：Terminal generates the cover image according to second image data.
In the embodiment of the present invention, since the image data is only the data of terminal inner storage, terminal is also needed its turn
It is changed to image, which can be：Terminal acquisition is previously stored pre-set image format, and it is pre- which is converted to this
If the image of picture format, to obtain cover image.
Wherein the pre-set image format can need to be arranged and change according to user, and the embodiment of the present invention is not made this specifically
It limits.For example, the pre-set image format can be PNG (Portable Network Graphics, portable network figure) lattice
Formula, JPEG (Joint Photographic Expert Group, joint photo expert group) format etc..
It, can be in order to preferably embody the content of the first video file by the cover image in the embodiment of the present invention
Increase in the cover image and be inserted into information, to increase the information content of the cover image, to improve the addition cover image
The first video file pageview later.The process that information is inserted into the increase can be realized by following steps a-c.
Step a：Terminal, which obtains, is inserted into information.
In the embodiment of the present invention, the insertion information can be the information that voluntarily inputs of user or terminal obtain this
One video file relevant information, based on the difference of the insertion information, terminal, which obtains the step of being inserted into information, can pass through following three
Kind mode is realized.
For the first realization method, user can be according to self-demand, input insertion information, the end in cover image
Holding the step of obtaining insertion information can be：Terminal receives insertion information input by user.
Wherein, insertion information input by user can be word, icon or expression etc..The insertion information input by user
The content that user is intended by the cover image can be more directly embodied, terminal is made by the information for voluntarily inputting user
To be inserted into information, to improve user experience.
For second of realization method, due to generally will include voice messaging in the first video file, terminal can be with base
The insertion information is obtained in the voice messaging, which, which obtains the step of being inserted into information, to be：Terminal is literary from first video
Voice messaging is extracted in part, identifies that the voice messaging obtains text information, using the text information as the insertion information.
When terminal extracts voice messaging from first video file, whole voices in the first video file can be extracted
Information can also extract part voice messaging.When terminal extracts part voice messaging from the first video file, terminal recognition
When to designated key word, voice messaging of the terminal after extracting designated key word in the first video file.Wherein, designated key word
Can be " song " or " name ".
Wherein, the voice messaging in the first video file frequently includes what user was intended by first video file
Key message, for example, may include in the voice messaging in first video file user sing bent song title, this
The personal information etc. of the high priest occurred in the video subject of one video file or first video file.Terminal pass through by
The key message that user is intended by the voice messaging is as information is inserted into, so as to intuitively be embodied in cover image
The key message so that the cover image more personalized, closer in user demand, to improve user experience.
For the third realization method, terminal can also be using the relevant information for describing first video file as slotting
Enter information, which, which obtains the step of being inserted into information, to be：Terminal obtains the description information of first video file, this is retouched
Information is stated as the insertion information.Wherein, which includes recording time, recording location, video subject and user identifier
In at least one of information.
When the description information includes recording time, terminal can be in recording process, when obtaining the system for starting to record
Between, using the system time as the recording time of first video file.When the description information includes recording location, terminal can
To obtain the current location of recording from navigation positioning system, using the current location as recording location.When the description information packet
When including user identifier, the user identifier that terminal can for the first time be inputted in acquisition user, and store, to can subsequently directly acquire
The user identifier of storage obtains the efficiency for being inserted into information to improve.When the description information includes regarding for the first video file
When frequency theme, terminal can extract the theme of the video file from the voice messaging of first video file, or obtain and use
The video subject that family is previously entered.
It should be noted that including recording time and/or recording location for description information, terminal can voluntarily obtain this
Recording time, recording location obtain the efficiency for being inserted into information to improve.Since terminal can be by recording time, recording ground
Any one of point, video subject and user identifier or multinomial information are inserted into cover as insertion information, and by the insertion information
In image, to the description of multi-angle first video file in cover image, improves in the cover image and be inserted into information
Diversification, and user is allow to understand first video file from multiple angles, improves user experience.
Step b：Terminal determines insert region in the cover image.
In the embodiment of the present invention, terminal can pre-set insert region, or the area that will be directly acquired user and drawn
Domain is as insert region, or attribute information and the correspondence of insert region has been previously set.Correspondingly, this step can lead to
Following three kinds of modes are crossed to realize.
For the first realization method, terminal can pre-set insert region.For example, being set in advance in cover image
The lower right corner is insert region.This step can be：
Terminal determines the corresponding insert region of predeterminable area information in the cover image.
Wherein, which is to describe the information of position of the insert region in the cover image, and terminal can
With the predeterminable area information for pre-setting and storing, i.e. the predeterminable area information can need to be arranged previously according to user and more
Change, the embodiment of the present invention is not specifically limited this.For example, the predeterminable area information can be the top position of the cover image
It sets, medium position or lower-left Angle Position etc..
For second of realization method, user can draw insert region in cover image manually as needed.This step
Suddenly can be：
Terminal obtains the insert region that user draws in the cover image.
In addition, user can also voluntarily draw insert region, the area that terminal directly draws user in the cover image
Domain is as insert region, to improve user experience.
For the third realization method, terminal can also be that different insert regions is arranged in the insertion information of different attribute.
Attribute information can be word, table, icon or animation etc..For example, the corresponding insert region of word is the upper left corner, table pair
The insert region answered is the lower right corner.This step can be：
Terminal determines the corresponding area information of the attribute information, in the surface plot according to the attribute information of the insertion information
The corresponding insert region of the area information is determined as in.
Wherein, area information includes the coordinate of the pixel in the region.Attribute information storage and area information in terminal
Correspondence, correspondingly, attribute information of the terminal according to the insertion information, determines the corresponding area information of the attribute information
Step can be：
Terminal obtains the category according to the attribute information of the insertion information in the correspondence of dependence information and area information
The property corresponding area information of information.
Step c：The insertion information is inserted into the cover image by terminal according to the insert region.
Information content due to being inserted into information is uncertain.Therefore, the insert region is inserted the insertion information in terminal
Before entering in the cover image, terminal can be according to the size of the information content adjust automatically of the insertion information insert region.
In the embodiment of the present invention, terminal will be inserted into information correspondence and be inserted into inserting for the cover image according to the insert region
Enter in region, to obtain including the cover image for being inserted into information, further, which can be stored in the by terminal
In one memory space, subsequently to add the cover image in the first video file.Further, terminal can also store this
Correspondence between the image identification and storage address of cover image, in order to subsequently obtain the cover according to the image identification
The corresponding storage address of image.
Step 203：The cover image is added in first video file by terminal, obtains the second video file.
When terminal receives recording END instruction, terminal stops recording, and will record the first obtained video file and store
In the second memory space, and cover image is obtained from the first memory space, includes in first video by the cover image
The cover of file, to obtain include cover image the second video file.
In the embodiment of the present invention, terminal can also store the file identification of the first video file and the image mark of cover image
The correspondence of knowledge, therefore, the step of terminal obtains cover image from the first memory space, can be：Terminal is according to having recorded
The file identification of the first video file obtain first video file from the correspondence of file identification and image identification
Corresponding image identification from image identification and the correspondence of storage address, obtains the image identification according to the image identification
Corresponding first memory space obtains the cover image from first memory space.
In a kind of possible realization method, when terminal generates video file in social networking application, terminal can be by server
The cover image is added in first video file, the second video file is obtained.Correspondingly, this step can be：
Terminal will record the first obtained video file and cover image is sent to server.Server receives the first video
The cover image is added in first video file, obtains the second video file by file and cover image.
It should be noted that when server generates the second video file, the second video file can be returned to terminal, by
Terminal is stored.
In the embodiment of the present invention, the information content of the second video file in order to further increase, terminal be also based on this
Audio data in two video files is inserted into the corresponding subtitle file of the audio data in the second video file, so that
User can accurately know currently playing video content when browsing second video file by subtitle.The process is specific
It can be realized by following steps 204.
Step 204：It is corresponding to generate second video file for the audio data that terminal includes according to second video file
Subtitle file, the subtitle file include temporal information and with the associated text information of the temporal information；The subtitle file is inserted into
In second video file.
In this step, in this step, terminal can obtain the audio data in second video file, and extract the audio
Voice messaging in data；Terminal is according to the voice messaging, by following steps 2041-2043 by the corresponding word of the voice messaging
Curtain file is inserted into the second video file.
Step 2041：Terminal obtains the temporal information of the voice messaging according to the voice messaging in the audio data；Terminal
It identifies the voice messaging, obtains text information, be associated with the temporal information and the text information.
In this step, terminal obtains the step of the temporal information of the voice messaging according to the voice messaging in the audio data
Suddenly can be：Terminal is cut into multiframe voice messaging according to preset duration, by the voice messaging, every frame in multiframe voice messaging
The duration of voice messaging is not more than the preset duration；Terminal is obtained per frame voice messaging by speech recognition technology in the audio
Corresponding temporal information in data will form the voice messaging per frame voice messaging corresponding temporal information in the audio data
Temporal information.
Wherein, preset duration can be arranged as required to and change, and the embodiment of the present invention is not done preset duration specifically
It limits.For example, preset duration can be 25 milliseconds, 0.1 millisecond, 1 second etc..
It is determined per the corresponding temporal information of frame voice messaging in voice messaging for the ease of subsequent terminal, in this step,
The correspondence of temporal information in terminal storage voice messaging per frame voice messaging and per frame voice messaging.
Step 2042：The temporal information and the text information are formed the subtitle file by terminal.
In this step, often temporal information of the row text information in video data is stored in text information in the subtitle file
With the correspondence of the row text information, therefore, which includes：It is every in text information, temporal information and text information
Correspondence of the row text information with temporal information.
Step 2043：The text information is inserted into second video file by terminal according to the temporal information.
Wherein, terminal obtains every frame image that the second video file includes；Terminal obtains word letter of often composing a piece of writing in subtitle file
Breath, according to the row text information, from every row text information and the correspondence of temporal information, obtain the row text information when
Between information, i.e., the row text information in the first video file corresponding initial time and terminate the time.In turn, terminal obtains the
Target frame image in one video file in the corresponding initial time of row text information and termination time interval；Terminal is by the row
Text information is inserted into the target frame image in the second video file.
It should be noted that in embodiments of the present invention, the insertion information in cover image can also be inserted by terminal
Every frame image that second video file includes, to increase the information content per frame image carrying.Terminal is generating the second video file
Later, terminal can be with the second video file of preview.
Step 205：Terminal to server sends second video file, so that the server share second video text
Part.
In the embodiment of the present invention, after terminal obtains the second video file, which can also be uploaded to clothes
Business device, in order to which more users may browse through second video file.In embodiments of the present invention, terminal can pass through clothes
First video file is shared information display platform, namely the first following realization method by business device.Terminal can also pass through clothes
First video file is shared with good friend user namely following second of realization method by business device.Terminal can also pass through server
First video file is shared with designated group, namely the third following realization method.
For the first realization method, this step can be：Terminal to server sends the user identifier of the user and is somebody's turn to do
Second video file；The user identifier and second video file for the user that server receiving terminal is sent, according to the user
User identifier, in the information display platform which is shared to the user.
Wherein, user identifier can be the user account etc. that user registers in the server in advance.
For second of realization method, this step can be：Terminal to server sends the second video file, the Hao Youyong
The user identifier at family；The user identifier for second video file and good friend user that server receiving terminal is sent is good according to this
Second video file is sent to the corresponding terminal of good friend user by the user identifier of friendly user.
For second of realization method, this step can be：Terminal to server sends the second video file, the designated group
The group identification of group；Second video file and group identification that server receiving terminal is sent, according to the group identification, by this
Second video file is sent to the corresponding terminal of the user in the designated group included.
It should be noted that if in step 203, the cover image is added to first video file by server
In, when obtaining the second video file, this step could alternatively be：
Server share second video file.Wherein, the information which is shared to the user is shown
The corresponding terminal of user for including in platform, in the corresponding terminal of good friend user or the designated group.
In the embodiment of the present invention, when terminal, which receives, records sign on, terminal opens the camera of terminal, by the
One resolution ratio is recorded, and the first video file is obtained；Also, when reaching shooting condition, terminal by second resolution into
Row shooting, since the second resolution is higher than the first resolution, so as to obtain a more clearly cover image, eventually
The cover image is added in first video file by end, obtains the second video file.Due to being carried out by second resolution
Shooting obtains more clearly cover image, to substantially increase the clarity of cover image.
Fig. 3 is a kind of apparatus structure schematic diagram generating video file provided in an embodiment of the present invention, which can answer
With in the terminal, as shown in figure 3, the device includes recording module 301, taking module 302 and add module 303.
The recording module 301, for when receiving recording sign on, opening the camera of terminal, passing through first point
Resolution is recorded, and the first video file is obtained；
The taking module 302 obtains surface plot for when reaching shooting condition, being shot by second resolution
Picture, the second resolution are higher than the first resolution；
The add module 303 obtains the second video text for the cover image to be added in first video file
Part.
In a kind of possible design, which includes receiving the recording sign on, receives the recording knot
Shu Zhiling detects default touch operation in recording process, and current duration of recording reaches at least one of preset duration.
In a kind of possible design, the taking module 302, including：
Shooting unit is shot for passing through second resolution, obtains the first image data；
Processing unit, for according to preset U.S. face parameter, handling first image data, obtaining the second image
Data；
Generation unit, for according to second image data, generating the cover image.
In a kind of possible design, which further includes：
Acquisition module is inserted into information for obtaining；
Determining module, for determining insert region in the cover image；
First is inserted into module, for according to the insert region, which to be inserted into the cover image.
In a kind of possible design, which is additionally operable to receive insertion information input by user；Alternatively, from this
Voice messaging is extracted in first video file, identifies that the voice messaging obtains text information, using the text information as the insertion
Information；Alternatively, the description information of first video file is obtained, using the description information as the insertion information, the description information
Including at least one information in recording time, recording location, video subject and user identifier.
In a kind of possible design, which is additionally operable to determine predeterminable area information pair in the cover image
The insert region answered；Alternatively, obtaining the insert region that user draws in the cover image；Alternatively, according to the insertion information
Attribute information, determine the corresponding area information of the attribute information, in the cover image determine the area information it is corresponding insert
Enter region.
In a kind of possible design, generation module, the audio data for including according to second video file generates
The corresponding subtitle file of second video file, the subtitle file include temporal information and believe with the associated word of the temporal information
Breath；
Second is inserted into module, for the subtitle file to be inserted into second video file.
In a kind of possible design, which further includes：
Sending module, for sending second video file to server, so that the server share second video text
Part.
In the embodiment of the present invention, when terminal, which receives, records sign on, terminal opens the camera of terminal, by the
One resolution ratio is recorded, and the first video file is obtained；Also, when reaching shooting condition, terminal by second resolution into
Row shooting, since the second resolution is higher than the first resolution, so as to obtain a more clearly cover image, eventually
The cover image is added in first video file by end, obtains the second video file.Due to being carried out by second resolution
Shooting obtains more clearly cover image, to substantially increase the clarity of cover image.
It should be noted that：Above-described embodiment provide generation video file device when generating video file, only with
The division progress of above-mentioned each function module, can be as needed and by above-mentioned function distribution by not for example, in practical application
Same function module is completed, i.e., the internal structure of device is divided into different function modules, to complete whole described above
Or partial function.In addition, the device for the generation video file that above-described embodiment provides is implemented with the method for generating video file
Example belongs to same design, and specific implementation process refers to embodiment of the method, and which is not described herein again.
Fig. 4 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.The terminal can be used for implementing above-mentioned reality
Apply the function performed by the terminal in the method for the generation video file shown by example.Specifically：
Terminal 400 may include RF (Radio Frequency, radio frequency) circuit 410, include one or more meters
The memory 420 of calculation machine readable storage medium storing program for executing, display unit 440, sensor 450, voicefrequency circuit 460, passes input unit 430
Defeated module 470, include there are one or more than one processing core processor 480 and the components such as power supply 490.This field
Technical staff is appreciated that the restriction of the not structure paired terminal of terminal structure shown in Fig. 4, may include than illustrate it is more or
Less component either combines certain components or different components arrangement.Wherein：
RF circuits 410 can be used for receiving and sending messages or communication process in, signal sends and receivees, particularly, by base station
After downlink information receives, one or the processing of more than one processor 480 are transferred to；In addition, the data for being related to uplink are sent to
Base station.In general, RF circuits 410 include but not limited to antenna, at least one amplifier, tuner, one or more oscillators, use
Family identity module (SIM) card, transceiver, coupler, LNA (Low Noise Amplifier, low-noise amplifier), duplex
Device etc..In addition, RF circuits 410 can also be communicated with network and other-end by radio communication.The wireless communication can make
With any communication standard or agreement, and including but not limited to GSM (Global System of Mobile communication, entirely
Ball mobile communcations system), GPRS (General Packet Radio Service, general packet radio service), CDMA (Code
Division Multiple Access, CDMA), WCDMA (Wideband Code Division Multiple
Access, wideband code division multiple access), LTE (Long Term Evolution, long term evolution), Email, SMS (Short
Messaging Service, short message service) etc..
Memory 420 can be used for storing software program and module, the terminal institute as shown by the above exemplary embodiments
Corresponding software program and module, processor 480 are stored in the software program and module of memory 420 by operation, from
And application and data processing are performed various functions, such as realize the interaction based on video.Memory 420 can include mainly storage
Program area and storage data field, wherein storing program area can storage program area, the application program needed at least one function
(such as sound-playing function, image player function etc.) etc.；Storage data field can be stored to be created according to using for terminal 400
Data (such as audio data, phone directory etc.) etc..It, can be in addition, memory 420 may include high-speed random access memory
Including nonvolatile memory, for example, at least a disk memory, flush memory device or other volatile solid-states
Part.Correspondingly, memory 420 can also include Memory Controller, to provide processor 480 and input unit 430 to storage
The access of device 420.
Input unit 430 can be used for receiving the number or character information of input, and generate and user setting and function
Control related keyboard, mouse, operating lever, optics or the input of trace ball signal.Specifically, input unit 430 may include touching
Sensitive surfaces 431 and other input terminals 432.Touch sensitive surface 431, also referred to as touch display screen or Trackpad are collected and are used
Family on it or neighbouring touch operation (such as user using any suitable object or attachment such as finger, stylus in touch-sensitive table
Operation on face 431 or near touch sensitive surface 431), and corresponding linked set is driven according to preset formula.It is optional
, touch sensitive surface 431 may include both touch detecting apparatus and touch controller.Wherein, touch detecting apparatus detection is used
The touch orientation at family, and the signal that touch operation is brought is detected, transmit a signal to touch controller；Touch controller is from touch
Touch information is received in detection device, and is converted into contact coordinate, then gives processor 480, and can receive processor 480
The order sent simultaneously is executed.Furthermore, it is possible to using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves
Realize touch sensitive surface 431.In addition to touch sensitive surface 431, input unit 430 can also include other input terminals 432.Specifically,
Other input terminals 432 can include but is not limited to physical keyboard, function key (such as volume control button, switch key etc.),
It is one or more in trace ball, mouse, operating lever etc..
Display unit 440 can be used for showing information input by user or the information and terminal 400 that are supplied to user
Various graphical user interface, these graphical user interface can be made of figure, text, icon, video and its arbitrary combination.
Display unit 440 may include display panel 441, optionally, LCD (Liquid Crystal Display, liquid crystal may be used
Show device), the forms such as OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) configure display panel
441.Further, touch sensitive surface 431 can cover display panel 441, when touch sensitive surface 431 detects on it or neighbouring touches
After touching operation, processor 480 is sent to determine the type of touch event, is followed by subsequent processing type of the device 480 according to touch event
Corresponding visual output is provided on display panel 441.Although in Fig. 4, touch sensitive surface 431 and display panel 441 are conducts
Two independent components realize input and input function, but in some embodiments it is possible to by touch sensitive surface 431 and display
Panel 441 is integrated and realizes and outputs and inputs function.
Terminal 400 may also include at least one sensor 450, such as optical sensor, motion sensor and other sensings
Device.Specifically, optical sensor may include ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 441, and proximity sensor can close display when terminal 400 is moved in one's ear
Panel 441 and/or backlight.As a kind of motion sensor, gravity accelerometer can detect in all directions (generally
Three axis) acceleration size, size and the direction of gravity are can detect that when static, can be used to identify mobile phone posture application (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；Extremely
In other sensors such as gyroscope, barometer, hygrometer, thermometer, the infrared sensors that terminal 400 can also configure, herein
It repeats no more.
Voicefrequency circuit 460, loud speaker 461, microphone 462 can provide the audio interface between user and terminal 400.Audio
The transformed electric signal of the audio data received can be transferred to loud speaker 461 by circuit 460, and sound is converted to by loud speaker 461
Sound signal exports；On the other hand, the voice signal of collection is converted to electric signal by microphone 462, after being received by voicefrequency circuit 460
Audio data is converted to, then by after the processing of audio data output processor 480, through RF circuits 410 to be sent to such as another end
End, or audio data is exported to memory 420 to be further processed.Voicefrequency circuit 460 is also possible that earphone jack,
To provide the communication of peripheral hardware earphone and terminal 400.
Terminal 400 can help user to send and receive e-mail, browse webpage and access streaming video by transmission module 470
Deng, it provided to the user broadband internet wirelessly or non-wirelessly access.It, can be with although Fig. 4 shows transmission module 470
Understand, and is not belonging to must be configured into for terminal 400, it completely can be as needed in the range for the essence for not changing invention
It is interior and omit.
Processor 480 is the control centre of terminal 400, and each portion of whole mobile phone is linked using various interfaces and circuit
Point, by running or execute the software program and/or module that are stored in memory 420, and calls and be stored in memory 420
Interior data execute the various functions and processing data of terminal 400, to carry out integral monitoring to mobile phone.Optionally, processor
480 may include one or more processing cores；Preferably, processor 480 can integrate application processor and modem processor,
Wherein, the main processing operation system of application processor, user interface and application program etc., modem processor mainly handles nothing
Line communicates.It is understood that above-mentioned modem processor can not also be integrated into processor 480.
Terminal 400 further includes the power supply 490 (such as battery) powered to all parts, it is preferred that power supply can pass through electricity
Management system and processor 480 are logically contiguous, to realize management charging, electric discharge and power consumption by power-supply management system
The functions such as management.Power supply 490 can also include one or more direct current or AC power, recharging system, power supply event
Hinder the random components such as detection circuit, power supply changeover device or inverter, power supply status indicator.
Although being not shown, terminal 400 can also include camera, bluetooth module etc., and details are not described herein.Specifically in this reality
It applies in example, the display unit of terminal 400 is touch-screen display, and terminal 400 further includes having memory and one or one
Above program, one of them either more than one program be stored in memory and be configured to by one or one with
It includes for implementing to operate performed by terminal in above-described embodiment that upper processor, which executes said one or more than one program,
Instruction.
In the exemplary embodiment, a kind of computer readable storage medium being stored with computer program, example are additionally provided
It is such as stored with the memory of computer program, above computer program realizes the generation in above-described embodiment when being executed by processor
The method of video file.For example, the computer readable storage medium can be read-only memory (Read-Only Memory,
ROM), random access memory (Random Access Memory, RAM), CD-ROM (Compact Disc Read-Only
Memory, CD-ROM), tape, floppy disk and optical data storage devices etc..
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of method generating video file, which is characterized in that the method includes：
When receiving recording sign on, the camera of terminal is opened, is recorded by first resolution, first is obtained and regards
Frequency file；
It when reaching shooting condition, is shot by second resolution, obtains cover image, the second resolution is described
The highest resolution ratio that terminal can be supported, the second resolution are higher than the first resolution, and the shooting condition includes
The recording sign on is received, recording END instruction is received, default touch operation is detected in recording process, currently
It records duration and reaches at least one of preset duration；
The cover image is added in first video file, the second video file is obtained.
2. according to the method described in claim 1, it is characterized in that, described shot by second resolution, cover is obtained
Image, including：
It is shot by second resolution, obtains the first image data；
According to preset U.S. face parameter, described first image data are handled, the second image data is obtained；
According to second image data, the cover image is generated.
3. according to the method described in claim 1, it is characterized in that, described shot by second resolution, cover is obtained
After image, the method further includes：
It obtains and is inserted into information, and, insert region is determined in the cover image；
According to the insert region, the insertion information is inserted into the cover image.
4. according to the method described in claim 3, it is characterized in that, the acquisition be inserted into information, including：
Receive insertion information input by user；Alternatively,
Voice messaging is extracted from first video file, identifies that the voice messaging obtains text information, by the word
Information is as the insertion information；Alternatively,
The description information for obtaining first video file, using the description information as the insertion information, the description letter
Breath includes at least one information in recording time, recording location, video subject and user identifier.
5. according to the method described in claim 3, it is characterized in that, described determine insert region, packet in the cover image
It includes：
The corresponding insert region of predeterminable area information is determined in the cover image；Alternatively,
Obtain the insert region that user draws in the cover image；Alternatively,
According to the attribute information for being inserted into information, the corresponding area information of the attribute information is determined, in the cover image
The corresponding insert region of the middle determination area information.
6. according to the method described in claim 1, it is characterized in that, described be added to first video by the cover image
In file, after obtaining the second video file, the method further includes：
According to the audio data that second video file includes, the corresponding subtitle file of second video file, institute are generated
State subtitle file include temporal information and with the associated text information of the temporal information；
The subtitle file is inserted into second video file.
7. according to any methods of claim 1-6, which is characterized in that described that the cover image is added to described the
In one video file, after obtaining the second video file, the method further includes：
Second video file is sent to server, so that the second video file described in the server share.
8. a kind of device generating video file, which is characterized in that described device includes：
Module is recorded, for when receiving recording sign on, opening the camera of terminal, being recorded by first resolution
System, obtains the first video file；
Taking module obtains cover image for when reaching shooting condition, being shot by second resolution, and described
Two resolution ratio are the highest resolution ratio that the terminal can be supported, and the second resolution is higher than the first resolution, institute
It includes receiving the recording sign on to state shooting condition, receives recording END instruction, is detected in recording process pre-
If touch operation, current duration of recording reaches at least one of preset duration；
Add module obtains the second video file for the cover image to be added in first video file.
9. device according to claim 8, which is characterized in that the taking module, including：
Shooting unit is shot for passing through second resolution, obtains the first image data；
Processing unit, for according to preset U.S. face parameter, handling described first image data, obtaining the second picture number
According to；
Generation unit, for according to second image data, generating the cover image.
10. device according to claim 8, which is characterized in that described device further includes：
Acquisition module is inserted into information for obtaining；
Determining module, for determining insert region in the cover image；
First is inserted into module, for according to the insert region, the insertion information to be inserted into the cover image.
11. device according to claim 10, which is characterized in that
The acquisition module is additionally operable to receive insertion information input by user；Alternatively, extracting language from first video file
Message ceases, and identifies that the voice messaging obtains text information, using the text information as the insertion information；Alternatively, obtaining
The description information of first video file, using the description information as the insertion information, the description information includes record
In time processed, recording location, video subject and user identifier at least one of information.
12. device according to claim 10, which is characterized in that
The determining module is additionally operable to determine the corresponding insert region of predeterminable area information in the cover image；Alternatively, obtaining
Take the insert region that family is drawn in the cover image；Alternatively, according to the attribute information for being inserted into information, determine
The corresponding area information of the attribute information determines the corresponding insert region of the area information in the cover image.
13. device according to claim 8, which is characterized in that described device further includes：
Generation module, the audio data for including according to second video file generate second video file and correspond to
Subtitle file, the subtitle file include temporal information and with the associated text information of the temporal information；
Second is inserted into module, for the subtitle file to be inserted into second video file.
14. according to any devices of claim 8-13, which is characterized in that described device further includes：
Sending module, for sending second video file to server, so that the second video described in the server share
File.
15. a kind of terminal, which is characterized in that including processor and memory；The memory, for storing computer program；
The processor realizes claim 1-7 any one of them for executing the computer program stored on the memory
Method and step.
16. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program realizes claim 1-7 any one of them method and steps when the computer program is executed by processor.
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| CN109063101B (en) * | 2018-07-27 | 2021-08-27 | 阿里巴巴（中国）有限公司 | Video cover generation method and device |
| CN113055706B (en) * | 2019-12-27 | 2023-06-20 | 北京达佳互联信息技术有限公司 | Video synthesis method, device, electronic equipment and storage medium |
| CN113656130B (en) * | 2021-08-16 | 2024-05-17 | 北京百度网讯科技有限公司 | Data display method, device, equipment and storage medium |
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Address after: 510660 Guangzhou City, Guangzhou, Guangdong, Whampoa Avenue, No. 315, self - made 1-17 Applicant after: Guangzhou KuGou Networks Co., Ltd. Address before: 510000 B1, building, No. 16, rhyme Road, Guangzhou, Guangdong, China 13F Applicant before: Guangzhou KuGou Networks Co., Ltd. |
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