CN104202542A - Automatic subtitle generating method and device for video camera - Google Patents
Automatic subtitle generating method and device for video camera Download PDFInfo
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- CN104202542A CN104202542A CN201410432518.2A CN201410432518A CN104202542A CN 104202542 A CN104202542 A CN 104202542A CN 201410432518 A CN201410432518 A CN 201410432518A CN 104202542 A CN104202542 A CN 104202542A
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Abstract
The invention discloses an automatic subtitle generating method and device for a video camera. The automatic subtitle generating method comprises the steps of obtaining time synchronization information produced in the video shooting process; synchronously obtaining information indicated by subtitle configuration parameters according to the time synchronization information and preset subtitle configuration parameters; processing the obtained information according to the time synchronization information to obtain subtitle information displayed in videos which can be shot. In the mode, subtitles can be automatically and synchronously generated in the video shooting process.
Description
Technical field
The present invention relates to field of cameras, particularly relate to a kind of captions automatic generation method and device for video camera.
Background technology
Captions refer to the explanation word occurring below movie screen or television set, often comprise title, credits present, libretto, dialogue, declarer, personage introduction, place name and the age of film or other information, and captions can help spectators to understand the content of program.Conventionally captions are all after video frequency program completes, post-production.Working method and the flow process of the first recorded video back word adding curtain of the film of conventional video camera before having continued to use and TV programme, all merely recorded video and audio frequency, the not direct function of generation captions.
Current captions adding method is all after video record completes, and uses video editing instrument to add.Owing to there is no recording-related information in video record process, cause the incomplete of information and be difficult to recover, such as the video camera in taking photo by plane, its height and position are changing always, if do not recorded in video process, follow-up being difficult to recovers.And after video record completes, re-using video editing instrument and add captions, is also a loaded down with trivial details thing, because caption information need to be synchronized to each timestamp conventionally, manually adds and need to spend a lot of time.
Summary of the invention
The technical problem that the present invention solves is, a kind of captions automatic generation method and device for video camera is provided, and can in video capture process, generate captions by automatic synchronization.
For solving the problems of the technologies described above, the invention provides a kind of captions automatic generation method for video camera, comprising: obtain the time synchronization information producing in video capture process; According to time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of captions configuration parameter; According to time synchronization information, the information of obtaining is processed, obtained the caption information that can show in the video photographing.
Wherein alternatively, obtain the step of the time synchronization information producing in video capture process before, comprise: receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, complete the preset of captions configuration parameter.
Wherein alternatively, captions configuration parameter comprises Subtitle Demonstration parameter; The configuration parameter that receives typing on user's configuration interface comprises: in reception user configuration interface, Subtitle Demonstration parameter arranges the display parameter information of page typing, and display parameter information comprises: at least one in display position, font size and Show Color or combination.
Wherein alternatively, captions configuration parameter comprises captions auxiliary parameter; The configuration parameter that receives typing on user's configuration interface comprises: receive the captions supplementary that captions auxiliary parameter in user's configuration interface arranges page typing, captions supplementary comprises: the shooting time information of video, take ground information, Weather information, author information while taking and at least one or the combination that express one's thanks in information.
Wherein alternatively, captions configuration parameter comprises captions type parameter; The configuration parameter that receives typing on user's configuration interface comprises: in reception user configuration interface, captions type parameter arranges the captions type information of page typing, and captions type information comprises the flight parameter information of aircraft; Flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point or combination.
Wherein alternatively, according to time synchronization information, the information of obtaining is processed, the step that obtains the caption information that can show in the video photographing comprises: in the shooting process of video, according to time synchronization information, the information of obtaining is embedded in the corresponding image frame in video, obtain the caption information that can show in the video photographing.
Wherein alternatively, according to time synchronization information, the information of obtaining is processed, the step that obtains the caption information that can show in the video photographing comprises: in the shooting process of video, according to time synchronization information, generate the subtitle file with timestamp and the information obtained, and be written into video, obtain the caption information that can show in the video photographing, wherein timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to timestamp.
For solving the problems of the technologies described above, the invention provides the device that a kind of captions for video camera automatically generate, comprising: time synchronized module, the time synchronization information producing for the shooting process obtaining at video; Acquisition of information module, is connected with time synchronized module, for according to time synchronization information and preset captions configuration parameter, synchronously obtains the indicated information of captions configuration parameter; Captions generation module, is connected with acquisition of information module, for the information of obtaining being processed according to time synchronization information, obtains the caption information that can show in the video photographing.
Wherein alternatively, device also comprises configuration module, configuration module is for before time synchronized module is obtained the time synchronization information producing in video capture process, receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, complete the preset of captions configuration parameter.
Wherein alternatively, captions configuration parameter comprises Subtitle Demonstration parameter; Configuration module is used for: receive the display parameter information that user's configuration interface Subtitle Demonstration parameter arranges page typing, display parameter information comprises: at least one in display position, font size and Show Color or combination.
Wherein alternatively, captions configuration parameter comprises captions auxiliary parameter; Configuration module is used for: receive the captions supplementary that user's configuration interface captions auxiliary parameter arranges page typing, captions supplementary comprises: the shooting time information of video, take ground information, Weather information, author information while taking and at least one or the combination that express one's thanks in information.
Wherein alternatively, captions configuration parameter comprises captions type parameter; Configuration module is used for: receive the captions type information that user's configuration interface captions type parameter arranges page typing, captions type information comprises the flight parameter information of aircraft; Flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point or combination.
Wherein alternatively, captions generation module embeds the information of obtaining in the corresponding image frame in video according to time synchronization information for the shooting process at video, obtains the caption information that can show in the video photographing.
Wherein alternatively, captions generation module generates the subtitle file with the information of obtaining with timestamp for the shooting process at video according to time synchronization information, and be written into video, obtain the caption information that can show in the video photographing, wherein timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to timestamp.
By such scheme, the invention has the beneficial effects as follows: by obtain the time synchronization information producing in video capture process; According to time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of captions configuration parameter; According to time synchronization information, the information of obtaining is processed, obtained the caption information that can show in the video photographing, can in video capture process, generate captions by automatic synchronization.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the captions automatic generation method for video camera of the embodiment of the present invention;
Fig. 2 is the structural representation of the automatic device generating of the captions for video camera of the embodiment of the present invention.
Embodiment
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of the captions automatic generation method for video camera of the embodiment of the present invention.As shown in Figure 1, the captions automatic generation method for video camera comprises:
Step S10: obtain the time synchronization information producing in video capture process.
Wherein time synchronization information specifically refers to when video capture, the current point in time of the video obtaining or current for which frame.
Step S11: according to time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of captions configuration parameter.
Described captions configuration parameter is mainly used in describing and need to obtains which information as captions.Concrete, captions configuration parameter can comprise: captions supplementary and captions type information.In video capture process, based on the pre-configured captions configuration parameter of user, the captions supplementarys such as Weather information in the time of can automatically synchronously obtaining such as shooting time information, shooting ground information, shooting, and such as the model of aircraft, the attitude of the height of aircraft, aircraft, the speed of the course of aircraft, aircraft, the captions type informations such as distance of the GPS of aircraft (Global Positioning System, global positioning system) locating information and aircraft and initial point.
Captions configuration parameter can also comprise display parameter information further, is used to indicate the display mode in video, and display parameter information can comprise the information such as display position, font size and Show Color as required.
Step S12: according to time synchronization information, the information of obtaining is processed, obtained the caption information that can show in the video photographing.
Generating captions has two kinds of modes, and a kind of is that the information that correspondence is got is embedded into video pictures the inside, and the video that this mode generates, play-overs and just can see that captions are embedded in the inside.Another kind is to generate one with the subtitle file of timestamp information and the Word message that need to show simultaneously, and this subtitle file is due to band timestamp, therefore can be identified by video player and when playing according to time showing out.
In embodiments of the present invention, by synchronous acquisition time synchronizing information and the preset indicated information of captions configuration parameter in video capture process, and according to time synchronization information, the information of obtaining is processed, obtain the caption information that can show in the video photographing, simple to operate, do not need user after having recorded, then do the work that heavy captions add, met automation, intelligent demand that user generates about captions.
In embodiment more specifically, obtain the step of the time synchronization information producing in video capture process before, receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, the preset of captions configuration parameter completed.
Captions configuration parameter comprises Subtitle Demonstration parameter.The configuration parameter that receives typing on user's configuration interface comprises: in reception user configuration interface, Subtitle Demonstration parameter arranges the display parameter information of page typing.Display parameter information comprises: at least one in display position, font size and Show Color or combination.Wherein display position can be below video or the both sides of video.Display parameter information is also included in the time point showing in video.If there are a plurality of captions configuration parameters, can also receive putting in order that in configuration interface, the plurality of captions configuration parameter shows in video.
Captions configuration parameter comprises captions auxiliary parameter.The configuration parameter that receives typing on user's configuration interface comprises: in reception user configuration interface, captions auxiliary parameter arranges the captions supplementary of page typing, and captions supplementary comprises: at least one in Weather information, the author information when shooting time information of video, shooting ground information, shooting and the information of expressing one's thanks to etc. or combination.Wherein Weather information comprises temperature, humidity etc.These captions supplementarys itself are also as being presented at the captions in video.
Captions configuration parameter comprises captions type parameter; The configuration parameter that receives typing on user's configuration interface comprises: in reception user configuration interface, captions type parameter arranges the captions type information of page typing, the flight parameter information of captions type information aircraft.This flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point etc. or combination.For example, if needs demonstration is flying speed, receives and from the external world, get flying speed now.User can select any one or the multiple combination in above-mentioned captions configuration parameter.
In embodiments of the present invention, time synchronization information is for sychronization captions, controls specifically when which picture, to show what captions configuration parameter.Different captions configuration parameters can show at different time points.
In step S12, the method that obtains the caption information that can show in the video photographing can be according to time synchronization information, the information of obtaining to be embedded in the corresponding image frame in video in the shooting process of video, obtain the caption information that can show in the video photographing, while making video playback, just directly can see that captions are embedded in picture.Or can be also according to time synchronization information, to generate the subtitle file with the information of obtaining with timestamp in the shooting process of video, and be written into video, obtain the caption information that can show in the video photographing.Wherein timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to timestamp.
In embodiments of the present invention, by obtain the time synchronization information producing in video capture process; According to time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of captions configuration parameter; According to time synchronization information, the information of obtaining is processed, obtain the caption information that can show in the video photographing, simple to operate, do not need user after having recorded, do again the work that heavy captions add, met automation, intelligent demand that user generates about captions.And can guarantee that some real time data can be normally collected as captions, meet the captions demand of user to real time data.
Fig. 2 is the structural representation of the automatic device generating of the captions for video camera of the embodiment of the present invention.As shown in Figure 2, the automatic device 10 generating of captions for video camera comprises: time synchronized module 12, acquisition of information module 13 and captions generation module 14.The time synchronization information that time synchronized module 12 produces for the shooting process obtaining at video.Acquisition of information module 13 is connected with time synchronized module 12, for according to time synchronization information and preset captions configuration parameter, synchronously obtains the indicated information of captions configuration parameter.Captions generation module 14 is connected with acquisition of information module 13, for the information of obtaining being processed according to time synchronization information, obtains the caption information that can show in the video photographing.This just makes it possible to automatic synchronization in video capture process and generates captions, has met automation, intelligent demand that user generates about captions.
In embodiments of the present invention, the automatic device 10 generating of captions for video camera also comprises configuration module 11, configuration module 11 is for before obtaining in time synchronized module 12 time synchronization information producing in video capture process, receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, complete the preset of captions configuration parameter.Wherein, captions configuration parameter comprises Subtitle Demonstration parameter.Configuration module 11 arranges the display parameter information of page typing for receiving user's configuration interface Subtitle Demonstration parameter.Display parameter information comprises: at least one in display position, font size and Show Color or combination.Wherein display position can be below video or the both sides of video.Display parameter information is also included in the time point showing in video.Captions configuration parameter comprises captions auxiliary parameter.Configuration module 11 arranges the captions supplementary of page typing for receiving user's configuration interface captions auxiliary parameter.Captions supplementary comprises: at least one in Weather information, the author information when shooting time information of video, shooting ground information, shooting and the information of expressing one's thanks to etc. or combination.Wherein Weather information comprises temperature, humidity etc.Captions configuration parameter comprises captions type parameter.Configuration module 11 arranges the captions type information of page typing for receiving user's configuration interface captions type parameter, captions type information comprises the flight parameter information of aircraft.Flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point etc. or combination.If what need demonstration is flying speed, configuration module 11 receives and from the external world, gets flying speed now.User can select any one or the multiple combination in above-mentioned captions configuration parameter.If there are a plurality of captions configuration parameters, configuration module 11 can also receive putting in order that user configured the plurality of captions configuration parameter shows in video.
Time synchronization information specifically refers to when video capture, time synchronized module 12 obtain video current point in time or current be which frame.Time synchronization information is for sychronization captions, controls specifically when which picture, to show what captions configuration parameter.In embodiments of the present invention, different captions configuration parameters can show at different time points.
Captions generation module 14 is processed the information of obtaining according to time synchronization information, obtains the caption information that can show in the video photographing.Particularly, captions generation module 14 embeds the information of obtaining in the corresponding image frame in video according to time synchronization information for the shooting process at video, obtains the caption information that can show in the video photographing.Or, captions generation module 14 generates the subtitle file with the information of obtaining with timestamp according to time synchronization information in the shooting process of video, and be written into video, obtain the caption information that can show in the video photographing, wherein timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to timestamp.So in video capture process, automatic synchronization has generated captions, simple to operate, does not need user after having recorded, then does the work that heavy captions add, and has met automation, intelligent demand that user generates about captions.And can guarantee that some real time data can be normally collected as captions, meet the captions demand of user to real time data.
In sum, the present invention is by obtaining the time synchronization information producing in video capture process; According to time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of captions configuration parameter; According to time synchronization information, the information of obtaining is processed, obtained the caption information that can show in the video photographing, can in video capture process, generate captions by automatic synchronization.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (14)
1. a captions automatic generation method, is characterized in that, described method comprises:
Obtain the time synchronization information producing in video capture process;
According to described time synchronization information and preset captions configuration parameter, synchronously obtain the indicated information of described captions configuration parameter;
According to described time synchronization information, the described information of obtaining is processed, obtained the caption information that can show in the described video photographing.
2. method according to claim 1, is characterized in that, described in obtain the step of the time synchronization information producing in video capture process before, comprising:
Receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, the preset of captions configuration parameter completed.
3. method according to claim 2, is characterized in that, captions configuration parameter comprises Subtitle Demonstration parameter; On described reception user configuration interface, the configuration parameter of typing comprises:
In reception user configuration interface, Subtitle Demonstration parameter arranges the display parameter information of page typing, and described display parameter information comprises: at least one in display position, font size and Show Color or combination.
4. method according to claim 2, is characterized in that, captions configuration parameter comprises captions auxiliary parameter; On described reception user configuration interface, the configuration parameter of typing comprises:
Receive the captions supplementary that captions auxiliary parameter in user's configuration interface arranges page typing, described captions supplementary comprises: the shooting time information of described video, take ground information, Weather information, author information while taking and at least one or the combination that express one's thanks in information.
5. method according to claim 2, is characterized in that, captions configuration parameter comprises captions type parameter; On described reception user configuration interface, the configuration parameter of typing comprises:
In reception user configuration interface, captions type parameter arranges the captions type information of page typing, and described captions type information comprises the flight parameter information of aircraft; Described flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point or combination.
6. method according to claim 1, is characterized in that, describedly according to described time synchronization information, the described information of obtaining is processed, and the step that obtains the caption information that can show in the described video photographing comprises:
In the shooting process of described video, according to described time synchronization information, the described information of obtaining is embedded in the corresponding image frame in described video, obtain the caption information that can show in the described video photographing.
7. method according to claim 1, is characterized in that, describedly according to described time synchronization information, the described information of obtaining is processed, and the step that obtains the caption information that can show in the described video photographing comprises:
In the shooting process of described video according to described time synchronization information generate with timestamp and described in the subtitle file of the information obtained, and be written into described video, obtain the caption information that can show in the described video photographing, wherein said timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to described timestamp.
8. for the automatic device generating of captions of video camera, it is characterized in that, comprising:
Time synchronized module, the time synchronization information producing for the shooting process obtaining at video;
Acquisition of information module, is connected with described time synchronized module, for according to described time synchronization information and preset captions configuration parameter, synchronously obtains the indicated information of described captions configuration parameter;
Captions generation module, is connected with described acquisition of information module, for the described information of obtaining being processed according to described time synchronization information, obtains the caption information that can show in the described video photographing.
9. device according to claim 8, it is characterized in that, described device also comprises configuration module, described configuration module is for before described time synchronized module is obtained the time synchronization information producing in video capture process, receive the configuration parameter of typing on user's configuration interface, and the storage using the configuration parameter of typing as captions configuration parameter, complete the preset of captions configuration parameter.
10. device according to claim 9, is characterized in that, captions configuration parameter comprises Subtitle Demonstration parameter; Described configuration module is used for:
In reception user configuration interface, Subtitle Demonstration parameter arranges the display parameter information of page typing, and described display parameter information comprises: at least one in display position, font size and Show Color or combination.
11. devices according to claim 9, is characterized in that, captions configuration parameter comprises captions auxiliary parameter; Described configuration module is used for:
Receive the captions supplementary that captions auxiliary parameter in user's configuration interface arranges page typing, described captions supplementary comprises: the shooting time information of described video, take ground information, Weather information, author information while taking and at least one or the combination that express one's thanks in information.
12. devices according to claim 9, is characterized in that, captions configuration parameter comprises captions type parameter; Described configuration module is used for:
In reception user configuration interface, captions type parameter arranges the captions type information of page typing, and described captions type information comprises the flight parameter information of aircraft; Described flight parameter information comprises: at least one in the GPS locating information of the model of aircraft, the height of aircraft, the attitude of aircraft, the speed of the course of aircraft, aircraft, aircraft and the distance of aircraft and initial point or combination.
13. devices according to claim 8, it is characterized in that, described captions generation module embeds the described information of obtaining in the corresponding image frame in described video according to described time synchronization information for the shooting process at described video, obtains the caption information that can show in the described video photographing.
14. devices according to claim 8, it is characterized in that, described captions generation module for the shooting process of described video according to described time synchronization information generate with timestamp and described in the subtitle file of the information obtained, and be written into described video, obtain the caption information that can show in the described video photographing, wherein said timestamp is used to indicate the caption information that video player is identified corresponding caption information and shown the corresponding time according to described timestamp.
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| CN201410432518.2A CN104202542B (en) | 2014-08-28 | 2014-08-28 | For the subtitle automatic generation method and device of video camera |
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| CN104202542B (en) | 2018-06-26 |
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