CN107241646A - The edit methods and device of multimedia video - Google Patents
The edit methods and device of multimedia video Download PDFInfo
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- CN107241646A CN107241646A CN201710566432.2A CN201710566432A CN107241646A CN 107241646 A CN107241646 A CN 107241646A CN 201710566432 A CN201710566432 A CN 201710566432A CN 107241646 A CN107241646 A CN 107241646A
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- 238000000034 method Methods 0.000 title claims abstract description 75
- 238000012545 processing Methods 0.000 claims abstract description 147
- 230000000694 effects Effects 0.000 claims description 97
- 230000015572 biosynthetic process Effects 0.000 claims description 25
- 238000003786 synthesis reaction Methods 0.000 claims description 25
- 238000004040 coloring Methods 0.000 claims description 21
- 230000011218 segmentation Effects 0.000 claims description 19
- 238000009877 rendering Methods 0.000 claims description 16
- 208000001491 myopia Diseases 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000000875 corresponding effect Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
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- 238000003672 processing method Methods 0.000 description 1
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Classifications
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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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44012—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
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- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a kind of edit methods of multimedia video and device, it is related to multimedia technology field, main purpose is the problem of short-sighted frequency intercepted in existing live or small video can not be edited.Main technical schemes include：Obtain multimedia file；Decode the video data and voice data in the multimedia file；The video data is carried out to render processing, and track processing is carried out to the voice data；Video data after processing and the voice data after processing are encoded, multimedia video is obtained.It is mainly used in the editor of multimedia video.
Description
Technical field
The present invention relates to multimedia technology field, the edit methods and device of more particularly to a kind of multimedia video.
Background technology
With the fast development of Internet technology, people have been no longer satisfied with simple use mobile phone communication to be handed over
Stream and communication, wherein, the social platform that online live, small video etc. is set up using multimedia technology is entered between having become user
The Main Means that row is linked up.
At present, user, can be by intercepting one in video when using terminal equipment carries out live or recording small video
Segment is preserved, for example, certain live platform just live little girl dance, in order to record little girl rotation video, it is necessary to
Intercept the short-sighted frequency that little girl rotates in live video.It is right in order to strengthen the result of broadcast to video content after interception video
Multimedia video enters edlin and has become urgent problem to be solved.
The content of the invention
In view of this, the present invention provides a kind of edit methods and device of multimedia video, and main purpose is existing straight
Broadcast or small video in the short-sighted frequency that intercepts the problem of can not edit.
According to one aspect of the invention there is provided a kind of edit methods of multimedia video, including：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
Further, it is described that the video data is carried out to render processing, and the voice data is carried out at track
Reason includes：
Receive in the process instruction of user's input, the process instruction and carry effective mark；
Video effect mark in being identified according to the effect renders the video data, and according in effect mark
The audio frequency effect mark processing voice data.
Further, the video effect mark in the mark according to the effect, which renders the video data, includes：
The view data of each frame in the video data is extracted, and filter processing is carried out to described image data；
Target image after identification filter processing in view data is identified according to the video effect, and to the target figure
Rendered as carrying out synthesis.
Further, the target image identified according to the video effect after identification filter processing in view data,
And to the target image carry out synthesis render including：
If identifying, the video effect is designated synthetic stereo image, splits the target image, according to preset
Color rule is to the target image after the target image, the segmentation and renders image and carries out coloring synthesis, described preset
Color rule is used to react the target image after the target image, the segmentation, the position display pass rendered between image
System.
Further, the audio frequency effect mark in the mark according to the effect, which handles the voice data, includes：
The discrete audio track data in the voice data is gathered according to prefixed time interval；
The discrete audio track data is effectively superimposed with default track according to audio frequency effect mark.
Further, the video data and voice data in the decoding multimedia file include：
Decode the video data and voice data in the multimedia file respectively according to video track and audio track.
Further, it is described that the video data is carried out to render processing, and the voice data is carried out at track
After reason, methods described also includes：
When receiving live preview request, the video data and the voice data are shown.
Further, methods described also includes：
Speed adjust instruction is received, is adjusted according to the velocity information carried in the speed adjust instruction in multimedia video
The broadcasting speed of video data and voice data.
According to one aspect of the invention there is provided a kind of editing device of multimedia video, including：
Acquiring unit, for obtaining multimedia file；
Decoding unit, for decoding video data and voice data in the multimedia file；
Processing unit, for carrying out rendering processing to the video data, and is carried out at track to the voice data
Reason；
Coding unit, for the video data after processing and the voice data after processing to be encoded, obtains multimedia
Video.
Further, the processing unit includes：
Effective mark is carried in receiving module, the process instruction for receiving user's input, the process instruction；
Processing module, identifies for the video effect in effect mark and renders the video data, and according to
The audio frequency effect mark processing voice data in the effect mark.
Further, the processing module includes：
Extracting sub-module, the view data for extracting each frame in the video data, and described image data are entered
The processing of row filter；
Submodule is synthesized, for identifying the target figure after identification filter processing in view data according to the video effect
Picture, and target image progress synthesis is rendered.
The synthesis submodule, if specifically for identifying that the video effect is designated synthetic stereo image, splitting
The target image, according to preset coloring rule is to the target image after the target image, the segmentation and renders image
Coloring synthesis is carried out, the preset coloring rule is used to react target image, the wash with watercolours after the target image, the segmentation
Contaminate the position display relation between image.
Further, the processing module also includes：
Submodule is gathered, for gathering the discrete audio track data in the voice data according to prefixed time interval；
Submodule is superimposed, for being had the discrete audio track data and default track according to audio frequency effect mark
Effect superposition.
The decoding unit, specifically for being decoded respectively in the multimedia file according to video track and audio track
Video data and voice data.
Further, described device also includes：
Display unit, for when receiving live preview request, showing the video data and the voice data.
Further, described device also includes：
Adjustment unit, for receiving speed adjust instruction, and according to the velocity information carried in the speed adjust instruction
Adjust the broadcasting speed of video data and voice data in multimedia video.
According to one aspect of the invention there is provided a kind of storage device, wherein a plurality of instruction that is stored with, the instruction is suitable to
Loaded by processor and performed：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
According to one aspect of the invention there is provided a kind of mobile terminal, including processor, various instructions are adapted for carrying out；With
And storage device, suitable for storing a plurality of instruction, the instruction is suitable to be loaded and performed by processor：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
By above-mentioned technical proposal, technical scheme provided in an embodiment of the present invention at least has following advantages：
The invention provides a kind of edit methods of multimedia video and device, multimedia file is obtained first, is then solved
Video data and voice data in the code multimedia file, then the video data is carried out to render processing, and to institute
State voice data and carry out track processing, finally the video data after processing and the voice data after processing are encoded, obtained
Multimedia video.Compared with the short-sighted frequency intercepted in existing live or small video can not be edited, the embodiment of the present invention passes through decoding
The video data and voice data gone out in multimedia file, is handled video data and voice data respectively, is being encoded to
Multimedia video, realizes and enters edlin to live or interception video, increase the result of broadcast of short-sighted frequency so that video is more given birth to
Dynamic, the personage in editor's rear video more fits with rendering image, improves the service efficiency of video.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by the embodiment of the present invention.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 shows a kind of edit methods flow chart for multimedia video that the embodiment of the present invention one is provided；
Fig. 2 shows the edit methods flow chart for another multimedia video that the embodiment of the present invention two is provided；
Fig. 3 shows a kind of editing device block diagram for multimedia video that the embodiment of the present invention three is provided；
Fig. 4 shows the editing device block diagram for another multimedia video that the embodiment of the present invention four is provided.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
The embodiments of the invention provide a kind of edit methods of multimedia video, as shown in figure 1, methods described includes：
101st, multimedia file is obtained.
Wherein, the multimedia file can be the video file of different-format, such as MP4 forms, MKV forms, 3GP forms
Deng, the embodiment of the present invention is not specifically limited, the multimedia file can by terminal device camera carry out shooting obtain
Take, can also be intercepted, directly can also be carried from the memory space in terminal device in online live video
Take, the embodiment of the present invention is not specifically limited.
It should be noted that for the ease of in editor's VAS application -to-terminal service equipment of multimedia video, in interception video or record
Need to set certain video playback time during video processed so that the multimedia video ultimately generated is a shorter video,
It is easy to current video editing method to be applied in the less terminal device of memory headroom.
102nd, the video data and voice data in the multimedia file are decoded.
Wherein, the decoding video data and voice data are specifically as follows by reading regarding in multimedia file respectively
Frequency according to and voice data realize the decoding of video and audio, i.e., video flowing and audio stream are reduced into analog video number
According to and analog audio data.
It should be noted that in embodiments of the present invention, decoding process can be completed by a media decoder, will be many
Media file is delivered in media decoder, can automatically derive video data and audio time, for video data, by
In video combined by the different image of multiframe, decoded video data can be specially the corresponding image of each frame
Information, for voice data, decoded voice data is then the analog signal of impulse form.
103rd, the video data is carried out rendering processing, and track processing is carried out to the voice data.
Wherein, it is described to render the image that processing includes adding bitmap in video, adding dynamic image, adjust video image
Effect etc., track processing includes the different tracks of increase and is combined, increases audio etc., and the embodiment of the present invention is not specifically limited,
Bitmap is dot matrix image or drawing image.
It should be noted that when video data and voice data are handled, individually separated being handled, also may be used
Handled with interrelated.For example, when adding a background in video, only can carry out rendering the back of the body to video data
Scape processing, without handling audio track data, still, when personage enunciates in video, it is desirable to which the word of discharge is changed into word
Addition is in video, it is necessary to first handle audio track data, according to the word in identification audio track data, by corresponding figure in literal pool
As data addition is in video data, at this moment it is accomplished by video data and is jointly processed by with audio track data.
104th, the video data after processing and the voice data after processing are encoded, obtains multimedia video.
Wherein, it is described to be encoded to the coding for being matched the video data after rendering with voice data, with obtain it is smooth,
The corresponding multimedia video of audio frequency and video.
The invention provides a kind of edit methods of multimedia video, with the short-sighted frequency intercepted in existing live or small video
Can not edit and compare, the embodiment of the present invention by decoding video data and voice data in multimedia file, respectively to regarding
Frequency evidence and voice data are handled, and are being encoded to multimedia video, are realized and are entered edlin to live or interception video, increase
Plus the result of broadcast of short-sighted frequency so that video is more lively, and the personage in editor's rear video more fits with rendering image, improves
The service efficiency of video.
The embodiments of the invention provide the edit methods of another multimedia video, as shown in Fig. 2 methods described includes：
201st, multimedia file is obtained.
This step is identical with step 101 method shown in Fig. 1, will not be repeated here.
It should be noted that to can apply to other straight for the edit methods for the multimedia video being related in the embodiment of the present invention
Broadcast or the application program of recorded video in, the editor of video is realized by calling interface, can also according to corresponding program come
The application program being used alone is written as, multimedia file is obtained by calling camera directly to shoot, the embodiment of the present invention is not
It is specifically limited.
202nd, the video data and audio number in the multimedia file are decoded respectively according to video track and audio track
According to.
Wherein, the video track is the content tracks of video playback, and the audio track is the content rail that audio is played
Mark, in order to decode the video data and audio track data in multimedia file, to enter respectively to video data and audio track data
Row processing, it is therefore desirable to decoded respectively with audio track according to video track.
203rd, the process instruction of user's input is received.
Wherein, effective mark is carried in the process instruction.Shown process instruction is used to indicate that system carries out video tool
The video editing of body, shown effect, which is designated mark, can reach the information of different video and audio frequency effect, for example, rendering figure
Picture, language and characters conversion, addition background etc., the embodiment of the present invention is not specifically limited.
If it should be noted that the image rendered is the image that user inputs, image can be entered by process instruction
Row is incoming.In addition, it is necessary to which the image rendered, the background coordinatograph of addition can be the image pre-set, or use
The image that family is inputted, the embodiment of the present invention is not specifically limited.
204th, the video effect mark in being identified according to the effect renders the video data, and according to the effect mark
The audio frequency effect mark processing voice data in knowledge.
Wherein, the video effect is designated the mark for carrying out process video effects in video data, the sound
Yupin effect is designated the mark for carrying out processing audio frequency effect in voice data, in order to further add different-effect pair
The different images answered according to video or audio frequency effect mark, it is necessary to handle video data or voice data.
Video effect mark and audio frequency effect mark in by being identified according to effect carry out wash with watercolours to video and audio respectively
Dye processing and audio effect processing so that image enters edlin respectively with sound, optimize the performance to video editing.
For the embodiment of the present invention, the video effect mark during step is identified according to the effect renders the video data
It can specifically include：The view data of each frame in the video data is extracted, and filter processing is carried out to described image data；
Target image after identification filter processing in view data is identified according to the video effect, and the target image is closed
Into rendering.
Wherein, it is made up of due to the video data after parsing image information one by one, in order to add in video
Plus image to the image information in each frame, it is necessary to add image, and, it is necessary to filter before handling image information
Mirror processing, so as to obtain needing the video effect after filtering.The target image is the correspondence for needing to add bitmap, or to need
The object rendered, the embodiment of the present invention is not specifically limited, for example, when video effect is designated addition background image,
Then target image is then character image or animal painting, if video effect is designated addition and enunciated special efficacy, target image is behaved
Face or mouth.
Add it should be noted that synthesis is rendered in bitmap then for the addition needs addition in each two field picture, each frame
Plus the position of bitmap is different, so as to realize that the image rendered in video playback is dynamic.
For the embodiment of the present invention, step identifies the mesh after identification filter is handled in view data according to the video effect
Logo image, and synthesis is carried out to the target image render and can specifically include：If identifying, the video effect is designated conjunction
Into stereo-picture, then split the target image, according to preset coloring rule to the target after the target image, the segmentation
Image and render image carry out coloring synthesis, it is described it is preset coloring rule be used for react after the target image, the segmentation
Target image, the position display relation rendered between image.
Wherein, it using vision difference effect by bitmap display is that band has a sense of hierarchy, virtual that the synthetic stereo image, which is,
Whether real three-dimensional dynamic image, this stereo-picture shows depending on the bitmap of addition position different in each two field picture
Show, how much is display, obtained from.
It should be noted that if video effect is designated synthetic stereo image, specific step is then the segmentation target
Image, according to preset coloring rule is to the target image after the target image, the segmentation and renders image and colours
Synthesis, wherein, general, the target image of synthetic stereo image is character image, in order to which the personage in image is entered with background
Row is distinguished, it is necessary to the image information to each frame is split, described to render image to need the bitmap of addition, described preset
Color rule be judge whether show when rendering image coverage goal image, show how much, and render whether image needs to hide
Strategy, specific strategy set according to the position of different bitmaps and personage, and the embodiment of the present invention is not specifically limited.
For the embodiment of the present invention, the audio frequency effect mark during step is identified according to the effect handles the voice data
It can specifically include：The discrete audio track data in the voice data is gathered according to prefixed time interval；Imitated according to the audio
The discrete audio track data is effectively superimposed by fruit mark with default track.
In order to preferably be overlapped different tracks, rather than only it is that volume carries out simply superposition, it is necessary to sound
Frequency gathers discrete audio track data according to prefixed time interval according to discretization is carried out, and the prefixed time interval can be 1
Second, 0.05 second etc., the embodiment of the present invention is not specifically limited.Effective superposition can be by the discrete sounds of multiple default tracks
Rail data are overlapped, except the discrete audio track data of the audio data collecting in multimedia file, and the default track of others can
Think and be stored in the caching of present terminal equipment or in hard disk, the embodiment of the present invention is not specifically limited.For example, collection from
Scattered audio track data be child read poem sound, it is necessary to the default track of overlapping addition is the background music of MoonlIght on the Lotus Pond, then will
Sound carries out overlapping superposition.
It should be noted that in audio frequency process, the audio-frequency processing method increased income, such as Ffmpg can be selected.
205th, when receiving live preview request, the video data and the voice data are shown.
Wherein, the state of the currently processed video of preview or audio please the need for the live preview request inputs for user
Ask, live preview is asked for the video image after instruction simulation playback process, can be browsed for each frame, can also be with
Visual form is played out, also the audio after simulation playback process, general, displaying live view request is additionally operable to instruction simulation displaying
Untreated original image and original audio, specifically depending on the time for receiving live preview request, the embodiment of the present invention is not
It is specifically limited.
206th, the video data after processing and the voice data after processing are encoded, obtains multimedia video.
This step is identical with step 104 method shown in Fig. 1, will not be repeated here.
207th, speed adjust instruction is received, multimedia video is adjusted according to the velocity information carried in the speed adjust instruction
The broadcasting speed of video data and voice data in frequency.
Wherein, velocity information is carried in the speed adjust instruction, can be to accelerate speed or slow-down, specifically
Data can be carried in velocity information, and the embodiment of the present invention is not specifically limited.
It should be noted that the adjustment specific method for speed can be that 1 second can be adjusted if for video data
The frame number of image in clock, to realize that the fast jogging speed of video is played in regulation, can adjust preset time if for voice data
The interior speed for playing track, to realize that the fast jogging speed of audio is played in regulation.
For the embodiment of the present invention, specific application scenarios can be with as follows, but not limited to this, including：Intercept boy
The multimedia file read online, the video data and audio number of boy's reading are decoded according to video track and audio track
According to the effect of user's input is designated switch signs of enunciating, then handles video data and voice data respectively, audio is recognized first
The Chinese character that boy in data reads, extracted from preset literal pool be stored with corresponding character image, preset literal pool with
The corresponding character image of text-to-speech, character image is added in video data, that is, that finds " hoe standing grain day midday " renders figure
As or word sprout figure, according to audio presentation time, by " hoe ", " standing grain ", " day ", " when ", that " noon " is added separately to the time is corresponding
In the image of frame, the position of addition is boy's face of identification, then encodes addition character image and audio, is compiled
Short-sighted frequency after volume.
The invention provides the edit methods of another multimedia video, the embodiment of the present invention is by decoding multimedia text
Video data and voice data in part, render to video data according to video effect mark, are identified according to audio frequency effect
Voice data is effectively superimposed, re-encoded as multimedia video, realizes and edlin is entered to live or interception video, increase
The result of broadcast of short-sighted frequency so that video is more lively, improve video content shows effect, the personage in editor's rear video with
Render image more to fit, the short-sighted frequency of recording can be designed according to different requirements, increase the purposes of short-sighted frequency, improve
The service efficiency of video.
Further, as the realization to method shown in above-mentioned Fig. 1, the embodiments of the invention provide a kind of multimedia video
Editing device, as shown in figure 3, the device includes：Acquiring unit 31, decoding unit 32, processing unit 33, coding unit 34.
Acquiring unit 31, for obtaining multimedia file；The acquiring unit 31 is held for the editing device of multimedia video
Row obtains the functional module of multimedia file.
Decoding unit 32, for decoding video data and voice data in the multimedia file；The decoding unit
The function mould of video data and voice data in 32 multimedia files described in the editing device perform decoding of multimedia video
Block.
Processing unit 33, for carrying out rendering processing to the video data, and carries out track to the voice data
Processing；The processing unit 33 performs for the editing device of multimedia video to carry out rendering processing to the video data, and
The functional module of track processing is carried out to the voice data.
Coding unit 34, for the video data after processing and the voice data after processing to be encoded, obtains many matchmakers
Volumetric video.The coding unit 34 is performed the video data after processing and the sound after processing for the editing device of multimedia video
Frequency obtains the functional module of multimedia video according to being encoded.
The invention provides a kind of editing device of multimedia video, with the short-sighted frequency intercepted in existing live or small video
Can not edit and compare, the embodiment of the present invention by decoding video data and voice data in multimedia file, respectively to regarding
Frequency evidence and voice data are handled, and are being encoded to multimedia video, are realized and are entered edlin to live or interception video, increase
Plus the result of broadcast of short-sighted frequency so that video is more lively, and the personage in editor's rear video more fits with rendering image, improves
The service efficiency of video.
Further, as the realization to method shown in above-mentioned Fig. 2, the embodiments of the invention provide another multimedia video
The editing device of frequency, as shown in figure 4, the device includes：Acquiring unit 41, decoding unit 42, processing unit 43, coding unit
44th, display unit 45, adjustment unit 46.
Acquiring unit 41, for obtaining multimedia file；
Decoding unit 42, for decoding video data and voice data in the multimedia file；
Processing unit 43, for carrying out rendering processing to the video data, and carries out track to the voice data
Processing；
Coding unit 44, for the video data after processing and the voice data after processing to be encoded, obtains many matchmakers
Volumetric video.
Specifically, for the ease of carrying out processing video and audio according to the demand of user, the processing unit 43 includes：
Effective mark is carried in receiving module 4301, the process instruction for receiving user's input, the process instruction；
Processing module 4302, the video data is rendered for the video effect mark in effect mark, and
Audio frequency effect mark in being identified according to the effect handles the voice data.
Specifically, in order to implement the process step to video data, the processing module 4302 includes：
Extracting sub-module 430201, the view data for extracting each frame in the video data, and to described image
Data carry out filter processing；
Submodule 430202 is synthesized, for identifying the mesh after identification filter processing in view data according to the video effect
Logo image, and target image progress synthesis is rendered.
The synthesis submodule 430202, if specifically for identifying that the video effect is designated synthetic stereo image,
Then split the target image, according to preset coloring rule to the target image and wash with watercolours after the target image, the segmentation
Contaminate image carry out coloring synthesis, it is described it is preset coloring rule be used for react the target image after the target image, the segmentation,
The position display relation rendered between image.
Specifically, in order to implement the process step to voice data, the processing module 4302 also includes：
Submodule 430203 is gathered, for gathering the discrete track number in the voice data according to prefixed time interval
According to；
Submodule 430204 is superimposed, for being identified according to the audio frequency effect by the discrete audio track data and default track
Effectively it is superimposed.
The decoding unit 42, specifically for being decoded respectively in the multimedia file according to video track and audio track
Video data and voice data.
Further, the audio of video that preview renders and processing is carried out at any time for the ease of user, described device is also wrapped
Include：
Display unit 45, for when receiving live preview request, showing the video data and the voice data.
Further, in order to arbitrarily adjust the speed of broadcasting video, described device also includes：
Adjustment unit 46, believes for receiving speed adjust instruction, and according to the speed carried in the speed adjust instruction
The broadcasting speed of video data and voice data in breath adjustment multimedia video.
The invention provides the editing device of another multimedia video, the embodiment of the present invention is by decoding multimedia text
Video data and voice data in part, render to video data according to video effect mark, are identified according to audio frequency effect
Voice data is effectively superimposed, re-encoded as multimedia video, realizes and edlin is entered to live or interception video, increase
The result of broadcast of short-sighted frequency so that video is more lively, improve video content shows effect, the personage in editor's rear video with
Render image more to fit, the short-sighted frequency of recording can be designed according to different requirements, increase the purposes of short-sighted frequency, improve
The service efficiency of video.
The embodiments of the invention provide a kind of storage device, wherein a plurality of instruction that is stored with, the instruction is suitable to by handling
Device is loaded and performed：Obtain multimedia file；Decode the video data and voice data in the multimedia file；Regarded to described
Frequency renders processing according to progress, and carries out track processing to the voice data；After the video data after processing and processing
Voice data encoded, obtain multimedia video.
The embodiments of the invention provide a kind of mobile terminal, including processor, various instructions are adapted for carrying out；And storage is set
Standby, suitable for storing a plurality of instruction, the instruction is suitable to be loaded and performed by processor：Obtain multimedia file；Decoding is described more
Video data and voice data in media file；The video data is carried out to render processing, and to the voice data
Carry out track processing；Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
It is understood that the correlated characteristic in the above method and device can be referred to mutually.In addition, in above-described embodiment
" first ", " second " etc. be to be used to distinguish each embodiment, and do not represent the quality of each embodiment.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
Algorithm and display be not inherently related to any certain computer, virtual system or miscellaneous equipment provided herein.
Various general-purpose systems can also be used together with based on teaching in this.As described above, construct required by this kind of system
Structure be obvious.In addition, the present invention is not also directed to any certain programmed language.It is understood that, it is possible to use it is various
Programming language realizes the content of invention described herein, and the description done above to language-specific is to disclose this hair
Bright preferred forms.
In the specification that this place is provided, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention
Example can be put into practice in the case of these no details.In some instances, known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more of each inventive aspect, exist
Above in the description of the exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect
The application claims of shield features more more than the feature being expressly recited in each claim.More precisely, such as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following embodiment are expressly incorporated in the embodiment, wherein each claim is in itself
All as the separate embodiments of the present invention.
Those skilled in the art, which are appreciated that, to be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment
Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.In addition at least some in such feature and/or process or unit exclude each other, it can use any
Combination is disclosed to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so to appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit is required, summary and accompanying drawing) disclosed in each feature can or similar purpose identical, equivalent by offer alternative features come generation
Replace.
Although in addition, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments
In included some features rather than further feature, but the combination of the feature of be the same as Example does not mean in of the invention
Within the scope of and form different embodiments.For example, in the following claims, times of embodiment claimed
One of meaning mode can be used in any combination.
The present invention all parts embodiment can be realized with hardware, or with one or more processor run
Software module realize, or realized with combinations thereof.It will be understood by those of skill in the art that can use in practice
Microprocessor or digital signal processor (DSP) come realize multimedia video according to embodiments of the present invention edit methods and
The some or all functions of some or all parts in device.The present invention is also implemented as being used to perform being retouched here
The some or all equipment or program of device (for example, computer program and computer program product) for the method stated.
Such program for realizing the present invention can be stored on a computer-readable medium, or can have one or more signal
Form.Such signal can be downloaded from internet website and obtained, either on carrier signal provide or with it is any its
He provides form.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" is not excluded the presence of not
Element or step listed in the claims.Word "a" or "an" before element does not exclude the presence of multiple such
Element.The present invention can be by means of including the hardware of some different elements and coming real by means of properly programmed computer
It is existing.In if the unit claim of equipment for drying is listed, several in these devices can be by same hardware branch
To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and run after fame
Claim.
Embodiment of the invention discloses that：
A1, a kind of edit methods of multimedia video, including：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
A2, the method according to A1, it is described that the video data is carried out to render processing, and to the voice data
Carrying out track processing includes：
Receive in the process instruction of user's input, the process instruction and carry effective mark；
Video effect mark in being identified according to the effect renders the video data, and according in effect mark
The audio frequency effect mark processing voice data.
Video effect mark in A3, the method according to A2, the mark according to the effect renders the video
Data include：
The view data of each frame in the video data is extracted, and filter processing is carried out to described image data；
Target image after identification filter processing in view data is identified according to the video effect, and to the target figure
Rendered as carrying out synthesis.
A4, the method according to A3, after the mark identification filter processing according to the video effect in view data
Target image, and to the target image carry out synthesis render including：
If identifying, the video effect is designated synthetic stereo image, splits the target image, according to preset
Color rule is to the target image after the target image, the segmentation and renders image and carries out coloring synthesis, described preset
Color rule is used to react the target image after the target image, the segmentation, the position display pass rendered between image
System.
Audio frequency effect mark in A5, the method according to A2, the mark according to the effect handles the audio
Data include：
The discrete audio track data in the voice data is gathered according to prefixed time interval；
The discrete audio track data is effectively superimposed with default track according to audio frequency effect mark.
Video data and voice data in A6, the method according to A1, the decoding multimedia file include：
Decode the video data and voice data in the multimedia file respectively according to video track and audio track.
A7, the method according to A1, it is described that the video data is carried out to render processing, and to the voice data
Carry out after track processing, methods described also includes：
When receiving live preview request, the video data and the voice data are shown.
A8, the method according to A1, methods described also include：
Speed adjust instruction is received, is adjusted according to the velocity information carried in the speed adjust instruction in multimedia video
The broadcasting speed of video data and voice data.
B9, a kind of editing device of multimedia video, including：
Acquiring unit, for obtaining multimedia file；
Decoding unit, for decoding video data and voice data in the multimedia file；
Processing unit, for carrying out rendering processing to the video data, and is carried out at track to the voice data
Reason；
Coding unit, for the video data after processing and the voice data after processing to be encoded, obtains multimedia
Video.
B10, the device according to B9, the processing unit include：
Effective mark is carried in receiving module, the process instruction for receiving user's input, the process instruction；
Processing module, identifies for the video effect in effect mark and renders the video data, and according to
The audio frequency effect mark processing voice data in the effect mark.
B11, the device according to B10, the processing module include：
Extracting sub-module, the view data for extracting each frame in the video data, and described image data are entered
The processing of row filter；
Submodule is synthesized, for identifying the target figure after identification filter processing in view data according to the video effect
Picture, and target image progress synthesis is rendered.
B12, the device according to B11,
The synthesis submodule, if specifically for identifying that the video effect is designated synthetic stereo image, splitting
The target image, according to preset coloring rule is to the target image after the target image, the segmentation and renders image
Coloring synthesis is carried out, the preset coloring rule is used to react target image, the wash with watercolours after the target image, the segmentation
Contaminate the position display relation between image.
B13, the device according to B10, the processing module also include：
Submodule is gathered, for gathering the discrete audio track data in the voice data according to prefixed time interval；
Submodule is superimposed, for being had the discrete audio track data and default track according to audio frequency effect mark
Effect superposition.
B14, the device according to B9,
The decoding unit, specifically for being decoded respectively in the multimedia file according to video track and audio track
Video data and voice data.
B15, the device according to B9, described device also include：
Display unit, for when receiving live preview request, showing the video data and the voice data.
B16, the device according to B9, described device also include：
Adjustment unit, for receiving speed adjust instruction, and according to the velocity information carried in the speed adjust instruction
Adjust the broadcasting speed of video data and voice data in multimedia video.
C17, a kind of storage device, wherein a plurality of instruction that is stored with, the instruction is suitable to be loaded and performed by processor：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
D18, a kind of mobile terminal, including processor, are adapted for carrying out various instructions；And storage device, it is many suitable for storing
Bar is instructed, and the instruction is suitable to be loaded and performed by processor：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
Claims (10)
1. a kind of edit methods of multimedia video, it is characterised in that including：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
2. according to the method described in claim 1, it is characterised in that described that the video data is carried out to render processing, and
Track processing is carried out to the voice data to be included：
Receive in the process instruction of user's input, the process instruction and carry effective mark；
Video effect mark in being identified according to the effect renders the video data, and the sound in effect mark
The yupin effect mark processing voice data.
3. method according to claim 2, it is characterised in that the video effect in the mark according to the effect is identified
Rendering the video data includes：
The view data of each frame in the video data is extracted, and filter processing is carried out to described image data；
Target image after identification filter processing in view data is identified according to the video effect, and the target image is entered
Row synthesis is rendered.
4. method according to claim 3, it is characterised in that described according to video effect mark identification filter processing
Target image in view data afterwards, and the target image is carried out synthesis render including：
If identifying, the video effect is designated synthetic stereo image, splits the target image, is advised according to preset coloring
Then to the target image after the target image, the segmentation and render image carry out coloring synthesis, it is described it is preset coloring rule
Then it is used to react the target image after the target image, the segmentation, the position display relation rendered between image.
5. a kind of editing device of multimedia video, it is characterised in that including：
Acquiring unit, for obtaining multimedia file；
Decoding unit, for decoding video data and voice data in the multimedia file；
Processing unit, for carrying out rendering processing to the video data, and carries out track processing to the voice data；
Coding unit, for the video data after processing and the voice data after processing to be encoded, obtains multimedia video.
6. device according to claim 5, it is characterised in that the processing unit includes：
Effective mark is carried in receiving module, the process instruction for receiving user's input, the process instruction；
Processing module, the video data is rendered for the video effect mark in effect mark, and according to described
The audio frequency effect mark processing voice data in effect mark.
7. device according to claim 6, it is characterised in that the processing module includes：
Extracting sub-module, the view data for extracting each frame in the video data, and described image data are filtered
Mirror processing；
Submodule is synthesized, for identifying the target image after identification filter processing in view data according to the video effect, and
Synthesis is carried out to the target image to render.
8. device according to claim 7, it is characterised in that
The synthesis submodule, if specifically for identifying that the video effect is designated synthetic stereo image, segmentation is described
Target image, according to preset coloring rule is to the target image after the target image, the segmentation and renders image progress
Coloring synthesis, the preset coloring rule is used to react the target image after the target image, the segmentation, described renders figure
Position display relation as between.
9. a kind of storage device, wherein a plurality of instruction that is stored with, the instruction is suitable to be loaded and performed by processor：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
10. a kind of mobile terminal, including processor, are adapted for carrying out various instructions；And storage device, suitable for storing a plurality of refer to
Order, the instruction is suitable to be loaded and performed by processor：
Obtain multimedia file；
Decode the video data and voice data in the multimedia file；
The video data is carried out to render processing, and track processing is carried out to the voice data；
Video data after processing and the voice data after processing are encoded, multimedia video is obtained.
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