CN104410792B - A kind of video merging method and device based on Same Scene - Google Patents
A kind of video merging method and device based on Same Scene Download PDFInfo
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Abstract
The video merging method and device based on Same Scene that the invention discloses a kind of, applied in mobile terminal, method includes the following steps: reading the head information of two video files, wherein the head packet contains the scene information data acquired when recorded video；The difference of the scene information data of two video files is judged whether in preset deviation range, if determining that the recording scene of two video files is identical in preset deviation range；Identical two video files of scene will be recorded to merge.The present invention can intelligent decision scene, merge user rapidly by video, and the seamless merging effect of video can be improved, be convenient for user's recorded video, bring better experience to user.Meanwhile the present invention also facilitates the video of user management recording, reduces the video clip in video recording device, saves memory space.
Description
Technical field
The present invention relates to video merging technique fields, are to be related to a kind of video conjunction based on Same Scene more specifically
And method and device.
Background technique
In general, not needing to record for a long time when user's recorded video, it is only necessary to record one section of more significant video
?.As soon as need to record several video files using equipment recorded video when the Wonderful time of scene is more dispersed,
Cause video file to compare separation in this way, and is inconvenient to manage.To solve the above-mentioned problems, the view that user can will record
Frequency file is merged manually in computer end, for example user oneself is allowed to select to need combined video, then by with video
The software for splicing function completes the merging of video, but the step of merging video manually is comparatively laborious, inconvenient for operation, and intelligence
It can change that degree is low, be unable to intelligent decision and go out to need whether combined video is in the same scene, leading to not rapidly will view
Frequency merges.
Summary of the invention
It is an object of the invention to overcome drawbacks described above in the prior art, a kind of video conjunction based on Same Scene is provided
And method and device, can intelligent decision scene, merge user rapidly by video, convenient for user record view
The video that frequency and management are recorded.
To achieve the above object, technical solution provided by the invention is as follows: a kind of video merging side based on Same Scene
Method is applied in mobile terminal, comprising the following steps:
Read the head information of two video files, wherein the head packet contains the scene letter acquired when recorded video
Cease data；
The difference of the scene information data of two video files is judged whether in preset deviation range, if preset
In deviation range, then determine that the recording scene of two video files is identical；
Identical two video files of scene will be recorded to merge.
Preferably, in the technical solution of the above method, when the scene information data packet contains recorded video
One of geographic position data, environmental volume data and camera state parameter are a variety of.
Preferably, in the technical solution of the above method, the camera state parameter include focal length, aperture,
One of time for exposure and sensitivity are a variety of.
Preferably, in the technical solution of the above method, when the scene information data packet contains geographical location number
According to when, the geographic position data is acquired by GPS positioning system.
Preferably, in the technical solution of the above method, when the scene information data packet contains environmental volume number
According to when, the environmental volume data are acquired by microphone.
Preferably, in the technical solution of the above method, the step of the head information for reading two video files
Before further include:
The difference of the recording time of two video files is judged whether in preset time threshold, if in the preset time
In threshold value, then execute read two video files head information the step of.
Preferably, in the technical solution of the above method, it is described will record identical two video files of scene into
Before the step of row merges further include:
It prompts the user whether to need that identical two video files of scene will be recorded to merge；
Receive the video merging instruction of user's input.
Preferably, in the technical solution of the above method, it is described will record identical two video files of scene into
The step of row merges specifically includes:
After the scene information data that the head information of two video files is merged, and records two video files merge
Numerical value；
It obtains the data information of two video files, calls fwrite () function in the opened by fopen () function
The data information of second video file is written on the basis of the data information of one video file.
The present invention also provides a kind of video merging device based on Same Scene is applied in mobile terminal, comprising:
Head information reading module, for reading the head information of two video files, wherein the head packet contains recording
The scene information data acquired when video；
Scene judgment module, for judge two video files scene information data difference whether in preset deviation
In range, if determining that the recording scene of two video files is identical in preset deviation range；
Video merging module is merged for that will record identical two video files of scene.
Preferably, in the technical solution of above-mentioned apparatus, when the scene information data packet contains recorded video
One of geographic position data, environmental volume data and camera state parameter are a variety of.
Preferably, in the technical solution of above-mentioned apparatus, the camera state parameter include focal length, aperture,
One of time for exposure and sensitivity are a variety of.
Preferably, in the technical solution of above-mentioned apparatus, when the scene information data packet contains geographical location number
According to when, the device further include:
GPS positioning system module, for acquiring the geographic position data.
Preferably, in the technical solution of above-mentioned apparatus, when the scene information data packet contains environmental volume number
According to when, the device further include:
Microphone, for acquiring the environmental volume data.
Preferably, in the technical solution of above-mentioned apparatus, the device further include:
Time judgment module, for judge two video files recording time difference whether in preset time threshold
It is interior, if starting the head information that the head information reading module reads two video files in preset time threshold.
Preferably, in the technical solution of above-mentioned apparatus, the device further include:
Cue module is merged for prompting the user whether to need that identical two video files of scene will be recorded；
Command reception module, for receiving the video merging instruction of user's input.
Preferably, the video merging module specifically includes in the technical solution of above-mentioned apparatus:
Head information combination unit for merging the head information of two video files, and records two video files
Scene information data merge after numerical value；
Data information combining unit calls fwrite () function logical for obtaining the data information of two video files
Cross fopen () function opening first video file data information on the basis of be written second video file data
Information.
The beneficial effects of the present invention are:
The scene information data acquired when the present invention is using recorded video judge whether the video recorded twice is in same
One scene, and then will be merged in the video of Same Scene, the present invention can intelligent decision scene, keep user quick
Ground merges video, and the seamless merging effect of video can be improved, and is convenient for user's recorded video, brings more preferably to user
Experience.Meanwhile the present invention also facilitates the video of user management recording, reduces the video clip in video recording device,
Save memory space.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of flow chart for video merging method based on Same Scene that the embodiment of the present invention one provides；
Fig. 2 is the flow chart of another video merging method based on Same Scene provided by Embodiment 2 of the present invention；
Fig. 3 is the flow chart for another video merging method based on Same Scene that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural block diagram for video merging device based on Same Scene that the embodiment of the present invention four provides；
Fig. 5 is the structural block diagram for another video merging device based on Same Scene that the embodiment of the present invention four provides；
Fig. 6 is the structural block diagram for the video merging module that the embodiment of the present invention four provides；
Fig. 7 is the structural block diagram for another video merging device based on Same Scene that the embodiment of the present invention five provides；
Fig. 8 is the structural block diagram for another video merging device based on Same Scene that the embodiment of the present invention six provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Embodiment one
The embodiment of the present invention one provides a kind of video merging method based on Same Scene, is applied to mobile terminal
In, the mobile terminal can be the mobile terminal device of mobile phone, tablet computer or other video record functions, certainly, the party
Method also can be applied in intelligent digital camera.The present embodiment is described in detail with reference to the accompanying drawing.
Fig. 1 is the method flow diagram of the embodiment of the present invention one, referring to FIG. 1, the method for the embodiment of the present invention includes following
Step:
Step S101, the head information of two video files is read, wherein acquisition when the head packet contains recorded video
Scene information data；
Specifically, geographic position data, environmental volume data when the scene information data packet contains recorded video and
One of camera state parameter is a variety of.
When the scene information data packet contains geographic position data, need to acquire by the GPS positioning system of terminal
The geographic position data.Whether the geographic position data may determine that the recording of two videos in the same place.
When the scene information data packet contains environmental volume data, need to acquire by the microphone (MIC) of terminal
The environmental volume data.For the same scene, such as when recording one section of automobile or motorcycle is performed, the volume of environment
(i.e. decibels) have a relatively more fixed range, and minimum and maximum volume does not have big in front and back video record twice
Change, can be used as another and judge scene standard.
In addition, the light sensitivity principles by camera are judged, the camera state parameter can also be used as one and sentence
Disconnected scene standard.The camera state parameter include one of focal length, aperture, time for exposure and sensitivity (ISO) or
It is a variety of.Such as when same scene records two sections of videos respectively, the ginseng such as focal length, aperture, time for exposure and sensitivity of camera
Numerical value is all similar, especially aperture and time for exposure, extracts the two parameters and is judged substantially determine two sections
Whether video is in the same scene.
It should be noted that when step S101 read scene information data simultaneously include geographic position data,
When environmental volume data and camera state parameter, the result of judgement is more accurate.When practical operation, geography can be acquired first
Position data then acquires environmental volume data, last reads camera state parameter.Correspondingly, following judgment step
It can successively be executed according to the sequencing of acquisition data.
The specific reading process of step S101 will be illustrated below.
Firstly, opening first video file fopen (video.before) using fopen () function, this video is read
Head information: file.video.before.GPS, file.video.before.MIC,
File.video.before.aperture (aperture), file.video.before.exposure (time for exposure)；
Then, second video file fopen (video.after) is opened, the head information of this video is read:
File.video.after.GPS, file.video.after.MIC, file.video.after.aperture,
file.video.after.exposure。
Step S102, judge the difference of the scene information data of two video files whether in preset deviation range；
Specifically, then judging that two video files are being recorded when the scene information data packet contains geographic position data
The difference of the geographic position data acquired when processed；When the scene information data packet contains environmental volume data, then two are judged
The difference for the environmental volume data that a video file acquires when recording；When the scene information data packet contains camera state
When parameter, then the difference for the camera state parameter that two video files acquire when recording is judged.According to the field of actual acquisition
The type of scape information data, if the difference for the scene information data that two video files acquire when recording is in preset deviation model
In enclosing, S103 is thened follow the steps, if being more than preset deviation range, without video merging.
Step S103, determine that the recording scene of two video files is identical；
Step S104, identical two video files of scene will be recorded to merge.
Specifically, step S104 the following steps are included:
Step S1041, the head information of two video files is merged, and records the scene information of two video files
Numerical value after data merging；
After the head information of two video files merges, merging head information can be carried out with combine keyword
Definition, is shown to be the file of synthesis.Such as: file.video.combine.GPS, file.video.combine.MIC,
File.video.combine.aperture, file.video.combine.exposure.
Wherein, the value after the geographic position data of two video files merges can be second video file acquisition
GPS value, the value after the environmental volume data of two video files merge can be the larger value in the two, aperture and time for exposure
It is also possible to the wide value of use scope.
Step S1042, the data information of two video files is obtained, fwrite () function is called to pass through fopen () letter
The data information of second video file is written on the basis of the data information for first video file that number is opened.
Specifically, the video file after merging is saved as into video.combine after the completion of data information write-in, it
This video file of fclose afterwards.
Therefore the present invention can intelligent decision scene, automatically and quickly video can be merged, and can
The seamless merging effect of video is improved, is convenient for user's recorded video, brings better experience to user.Meanwhile the present invention is also square
User management record video, reduce the video clip in video recording device, save memory space.
Embodiment two
The embodiment of the present invention two provides a kind of video merging method based on Same Scene, referring to FIG. 2, of the invention
The method of embodiment the following steps are included:
Step S201, the head information of two video files is read, wherein acquisition when the head packet contains recorded video
Scene information data；
Step S202, judge the difference of the scene information data of two video files whether in preset deviation range；
If so, thening follow the steps S203；
Step S203, determine that the recording scene of two video files is identical；
Step S204, it prompts the user whether to need that identical two video files of scene will be recorded to merge；
Step S205, the video merging instruction of user's input is received；
Step S206, identical two video files of scene will be recorded to merge.
The step S101 of the step S201~S203 and step S206 of the embodiment of the present invention two and above-described embodiment one~
S104 is identical, and details are not described herein.It is distinguished place and is: when the recording for determining two video files is based on Same Scene,
User is then prompted, and video is merged upon receipt of the instructions.Such as: whether prompt user " needs the view recorded with front
Frequency XXX is merged ", if user selects "Yes", the merging of video is carried out, otherwise without merging, saves two views respectively
Frequency file.The present invention intelligent decision scene and can prompt user, and user can rapidly merge video.
Embodiment three
The embodiment of the present invention three provides a kind of video merging method based on Same Scene, is the base in embodiment one
The improvement carried out on plinth.Referring to FIG. 3, the method for the embodiment of the present invention the following steps are included:
Step S301, judge the difference of the recording time of two video files whether in preset time threshold；
Specifically, can only need comparison of video file when judging when each recorded video with pre-recorded good recording time
Recording time.Such as judge time difference of front and back recorded video twice whether within half an hour, if within half an hour,
Execute step S302.
Wherein, the recording time and setting time threshold for comparing two video files facilitate deciding on two video files
Whether recording scene is identical and then more quickly merges video.
Step S302, the head information of two video files is read, wherein acquisition when the head packet contains recorded video
Scene information data；
Step S303, judge the difference of the scene information data of two video files whether in preset deviation range；
If so, thening follow the steps S304；
Step S304, determine that the recording scene of two video files is identical；
Step S305, identical two video files of scene will be recorded to merge.
Step S302~the S305 of the embodiment of the present invention three and the step S101~S104 of above-described embodiment one are identical,
This is repeated no more.
Example IV
The embodiment of the present invention four provides a kind of video merging device based on Same Scene, can be applied to mobile terminal
In or intelligent digital camera in, referring to FIG. 4, the device of the embodiment of the present invention includes:
Head information reading module 1, for reading the head information of two video files, wherein the head packet contains record
The scene information data acquired when video processed.
Specifically, geographic position data, environmental volume data when the scene information data packet contains recorded video and
One of camera state parameter is a variety of.
Wherein, whether the geographic position data may determine that the recording of two videos in the same place.Such as Fig. 5 institute
Show, when the scene information data packet contains geographic position data, which further includes GPS positioning system module 4, for adopting
Collect the geographic position data.
For the same scene, such as when recording one section of automobile or motorcycle is performed, volume (the i.e. decibel of environment
Number) there is a relatively more fixed range, minimum and maximum volume does not have big change in front and back video record twice,
It can be used as another and judge scene standard.As shown in figure 5, when the scene information data packet contains environmental volume data,
The device further includes microphone 5, for acquiring the environmental volume data.
In addition, being judged by the light sensitivity principles of camera 6, the camera state parameter can also be used as one and sentence
Disconnected scene standard.The camera state parameter include one of focal length, aperture, time for exposure and sensitivity (ISO) or
It is a variety of.Such as when same scene records two sections of videos respectively, the ginseng such as focal length, aperture, time for exposure and sensitivity of camera
Numerical value is all similar, especially aperture and time for exposure, extracts the two parameters and is judged substantially determine two sections
Whether video is in the same scene.
It should be noted that when the scene information data read include simultaneously geographic position data, environmental volume
When data and camera state parameter, the result of judgement is more accurate.When practical operation, GPS positioning system can be started first
Module gathering geographic position data then acquire environmental volume data by microphone, last read camera state parameter.
Scene judgment module 2, for judge two video files scene information data difference whether it is preset partially
In poor range, if determining that the recording scene of two video files is identical in preset deviation range.
Specifically, then judging that two video files are being recorded when the scene information data packet contains geographic position data
The difference of the geographic position data acquired when processed；When the scene information data packet contains environmental volume data, then two are judged
The difference for the environmental volume data that a video file acquires when recording；When the scene information data packet contains camera state
When parameter, then the difference for the camera state parameter that two video files acquire when recording is judged.According to the field of actual acquisition
The type of scape information data, if the difference for the scene information data that two video files acquire when recording is in preset deviation model
In enclosing, then start video merging module 3, if being more than preset deviation range, without video merging.
Video merging module 3 is merged for that will record identical two video files of scene.
As a preferred embodiment, as shown in fig. 6, the video merging module 3 specifically includes:
Head information combination unit 31 for merging the head information of two video files, and records two video texts
Numerical value after the scene information data merging of part；
Data information combining unit 32 calls fwrite () function to exist for obtaining the data information of two video files
The number of second video file is written on the basis of the data information for first video file opened by fopen () function
It is believed that breath.
The present invention can intelligent decision scene, automatically and quickly video can be merged, and video can be improved
Seamless merging effect is convenient for user's recorded video, brings better experience to user.Meanwhile the present invention also facilitates user's pipe
The video recorded is managed, reduces the video clip in video recording device, saves memory space.
Embodiment five
The embodiment of the present invention five provides a kind of video merging device based on Same Scene, referring to FIG. 7, of the invention
The device of embodiment and the difference of the device of above-described embodiment four be, further includes cue module 6 and command reception module 7, under
Face is only illustrated different modules, and identical module is herein without repeating.
Cue module 6 is merged for prompting the user whether to need that identical two video files of scene will be recorded.Refer to
Receiving module 7 is enabled, for receiving the video merging instruction of user's input.
When the recording for determining two video files is based on Same Scene, then user is prompted, and right upon receipt of the instructions
Video merges.Such as: prompt user " the video XXX for whether needing to record with front is merged ", if user selects "Yes",
The merging of video is then carried out, otherwise without merging, saves two video files respectively.The present invention being capable of intelligent decision field
Scape simultaneously prompts user, and user can rapidly merge video.
Embodiment six
The embodiment of the present invention six provides a kind of video merging device based on Same Scene, referring to FIG. 8, of the invention
The device of embodiment and the difference of the device of above-described embodiment four are, further include time judgment module 8, below only to different
Module is illustrated, and identical module is herein without repeating.
Time judgment module 8, for judge two video files recording time difference whether in preset time threshold
In value, if starting the head information that the head information reading module reads two video files in preset time threshold.
Specifically, only can need to compare the record of video when judging when each recorded video with pre-recorded good recording time
Time processed.For example time difference of front and back recorded video twice is judged whether within half an hour, if starting within half an hour
The scene information data read module 1.Wherein, the recording time and setting time threshold for comparing two video files are conducive to
Judge whether the recording scene of two video files is identical and then more quickly merges video.
It should be noted that a kind of video merging device based on Same Scene provided by the above embodiment, only with above-mentioned
The division progress of each functional module can according to need and for example, in practical application by above-mentioned function distribution by different
Functional module is completed, i.e., the internal structure of system is divided into different functional modules, with complete it is described above whole or
Partial function.
Those of ordinary skill in the art will appreciate that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can be stored in a computer-readable storage medium
In, the storage medium, such as ROM/RAM, disk, CD.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (6)
1. a kind of video merging method based on Same Scene, be applied in mobile terminal, which is characterized in that this method include with
Lower step:
The difference of the recording time of two video files is judged whether in preset time threshold, if in preset time threshold
It is interior, then execute read two video files head information the step of；
Read the head information of two video files, wherein the head packet contains the scene information number acquired when recorded video
According to；Environmental volume data and camera state parameter when the scene information data packet contains recorded video；The camera
State parameter includes aperture and time for exposure；
The difference of the scene information data of two video files is judged whether in preset deviation range, if in preset deviation
In range, then determine that the recording scene of two video files is identical；
It prompts the user whether to need that identical two video files of scene will be recorded to merge；
Receive the video merging instruction of user's input；
Identical two video files of scene will be recorded to merge；
It is described to record the step of identical two video files of scene merge and specifically include:
The head information of two video files is merged, and records the number after the scene information data merging of two video files
Value；Value after the environmental volume data of two video files merge is the larger value in the two, aperture and time for exposure be using
The wide value of range；
The data information for obtaining two video files is written on the basis of the data information of first open video file
The data information of two video files.
2. the method according to claim 1, wherein when the scene information data packet contains geographic position data
When, the geographic position data is acquired by GPS positioning system.
3. the method according to claim 1, wherein when the scene information data packet contains environmental volume data
When, the environmental volume data are acquired by microphone.
4. a kind of video merging device based on Same Scene is applied in mobile terminal characterized by comprising
Head information reading module, for reading the head information of two video files, wherein the head packet contains recorded video
When the scene information data that acquire；Environmental volume data and camera shooting head when the scene information data packet contains recorded video
State parameter；The camera state parameter includes aperture and time for exposure；
Scene judgment module, for judge two video files scene information data difference whether in preset deviation range
It is interior, if determining that the recording scene of two video files is identical in preset deviation range；
Video merging module is merged for that will record identical two video files of scene；
The video merging module specifically includes:
Head information combination unit for merging the head information of two video files, and records the field of two video files
Numerical value after the merging of scape information data；Value after the environmental volume data merging of two video files is the larger value in the two,
Aperture and time for exposure are the wide values of use scope；
Data information combining unit, for obtaining the data information of two video files, in first open video file
The data information of second video file is written on the basis of data information；
Time judgment module, for judge two video files recording time difference whether in preset time threshold,
If starting the head information that the head information reading module reads two video files in preset time threshold；
Cue module is merged for prompting the user whether to need that identical two video files of scene will be recorded；
Command reception module, for receiving the video merging instruction of user's input.
5. device according to claim 4, which is characterized in that when the scene information data packet contains geographic position data
When, the device further include:
GPS positioning system module, for acquiring the geographic position data.
6. device according to claim 4, which is characterized in that when the scene information data packet contains environmental volume data
When, the device further include:
Microphone, for acquiring the environmental volume data.
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| CN105391965B (en) * | 2015-11-05 | 2018-09-07 | 广东欧珀移动通信有限公司 | Video recording method based on multi-cam and device |
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| EP2458846A1 (en) * | 2010-11-30 | 2012-05-30 | Canon Kabushiki Kaisha | Image pickup apparatus that automatically determines shooting mode most suitable for shooting scene, control method therefor, and storage medium |
| CN102685398A (en) * | 2011-09-06 | 2012-09-19 | 天脉聚源(北京)传媒科技有限公司 | News video scene generating method |
| CN104012106A (en) * | 2011-12-23 | 2014-08-27 | 诺基亚公司 | Aligning videos representing different viewpoints |
| CN103702134A (en) * | 2012-09-27 | 2014-04-02 | 索尼公司 | Image processing device, image processing method and program |
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