CN105491442A - Time axis based rapid video retrieval and positioning method - Google Patents
Time axis based rapid video retrieval and positioning method Download PDFInfo
- Publication number
- CN105491442A CN105491442A CN201510936508.7A CN201510936508A CN105491442A CN 105491442 A CN105491442 A CN 105491442A CN 201510936508 A CN201510936508 A CN 201510936508A CN 105491442 A CN105491442 A CN 105491442A
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- China
- Prior art keywords
- time
- time shaft
- video
- video file
- retrieval
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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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
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
- H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47217—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a time axis based rapid video retrieval and positioning method. A time scale strip used by the method comprises multiple time axes with different precision, the multiple time axes can be switched, and a currently playing video file does not stop. The time axis based rapid video retrieval and positioning method can conveniently and accurately position a video file of a certain time point. A video of a local camera or a coded code stream sent by a network IPC is stored in hardware in the form of a file, when the video of a past time period needs to be played, synchronous playback can be selected, the video file is accurately positioned by clicking the time axes through a mouse and rolling a roller. The minimum grade of the time axes is 1 hour, a uniformly divided time span is 2.5 minutes, positioning as accurate as a second-grade degree can be basically realized, and rapid operation of a user is facilitated.
Description
Technical field
The invention belongs to field of video monitoring, particularly relate to the method for the retrieval of a kind of rapid picture recording based on time shaft and location.
Background technology
It is several that existing video tape recorder mainly comprises embedded digital video recorder (DVR), embedded NVR and embedded mixed type DVR etc.
Embedded digital video recorder (DVR) (DVR) is a kind of can its vision signal of analog acquisition such as connecting analog video camera, ball machine carrying out local exporting playback and Video coding this locality stores, network real-time video is propagated embedded type network video equipment.
Embedded NVR(network video recorder) be that one can connect and net control IPC (web camera) front end, the video data transmitted by IPC carries out this locality and stores and forwarded, and decoding shows the equipment of the real time video signals that IPC gathers on the output interface of NVR equipment.
Embedded mixed type DVR is the built-in hard disk video tape recorder equipment of embedded digital video recorder (DVR) and NVR function entirety.
The video of embedded digital video recorder (DVR), NVR, mixed type DVR, after hard-disc storage, in order to retrieve point in those years, the video pictures that the video camera that DVR connects recorded at that time, needs to carry out inquiry playback.During playback, traditional time scale is the whole day span of 24 hours, and mouse on average clicks progress bar every twice, and video file can differ a few minutes, if user wants to navigate to concrete time point, need mouse repeatedly to click video file that progress bar just can find a certain moment for N time.In elected, one or several passage carries out synchronized playback, is difficult to locate the video file put sometime quickly and accurately.
Summary of the invention
The present invention, in order to solve above-mentioned problems of the prior art, provides the method for the retrieval of a kind of rapid picture recording based on time shaft and location.
The present invention for addressing this problem taked technical scheme is:
Based on the rapid picture recording retrieval of time shaft and a method for location, the time scale bar that the method uses comprises the time shaft of multiple different accuracy, can switch, and the video file play can not stop between multiple time shaft.In video recording playing process, use the time shaft of minimum precision, video file is positioned in the time period of required video recording, is progressively switched to the time shaft of maximal accuracy, the time point of the required video recording of quick position.
Ruler length on the time shaft of minimum precision is the integral multiple of the ruler length on the time shaft of other precision.
Direct use mouse clicks the optional position of time scale, video file is navigated to the time point represented by scale; Mouse roller is used to complete the switching of the time shaft of different accuracy.
Be provided with above time shaft with its below time scale to record a video one to one snapshot, for showing that current point in time exists video file.
The advantage that the present invention has and good effect are:
The method of the retrieval of the rapid picture recording based on time shaft of the present invention and location, can facilitate the video file of accurately locating and putting sometime.The video of local video camera sends over through coding or network IPC the code stream finished and can be stored on hard disk in the form of a file, when needing the video recording playing certain time period in the past, can synchronized playback be selected, realize the accurate location of video file with mouse click time shaft and scroll wheel.The minimum level of time shaft is 1 hour, and the time span divided equally is 2.5 minutes, substantially can reach the degree accurately navigating to level second, facilitate user prompt operation.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the time shaft of the minimum precision of 24 hours of the present invention;
Fig. 2 is the schematic diagram of the time shaft of 6 hours of the present invention;
Fig. 3 is the schematic diagram of the time shaft of 1 hour of the present invention.
Critical piece symbol description in figure:
1: time shaft 2: control panel
3: player control group 4: current play time,
5: video recording snapshot 6: hiding button.
Embodiment
Be described in detail referring to the method for the drawings and specific embodiments to the retrieval of the rapid picture recording based on time shaft of the present invention and location.Specific embodiment described below is only preferred forms of the present invention, and can not be interpreted as limitation of the present invention.
This application provides a kind of embedded digital video recorder (DVR), NVR, mixed type DVR when carrying out synchronized playback, the method for quick-searching and location video file.The time scale bar that the method uses comprises the time shaft 1 of multiple different accuracy, can switch between multiple time shaft, and the video file play can not stop.Time shaft 1 is arranged on control panel 2, is similar to a ruler, to indicate in one day from 0 o'clock to 24 o'clock totally 24 time periods.Ruler length on the time shaft of minimum precision is the integral multiple of the ruler length on the time shaft of other precision.First use the time shaft of minimum precision, video file is positioned in the time period of required video recording, is progressively switched to the time shaft of maximal accuracy, the time point of the required video recording of quick position.
In this embodiment the time shaft of synchronized playback be divided into 1 hour, 6 hours, 24 hours totally three precision, roll mouse roller can realize the switching of time shaft three class precision, thus adapts to the application scenario of the particular/special requirements such as the accurate quick position video file of user's needs.Synchronized playback refers to that certain several passage is simultaneously based on the playing back videos mode of same time point.
In video recording playing process, the time shaft of 24 hours that service precision is minimum, video file is positioned in the time period of before and after required video recording 6 hours, be switched to the time shaft of 6 hours, again video file is positioned in the time period of before and after required video recording 1 hour, be switched to the time shaft of 1 hour, the time point of the required video recording of quick position.
Ruler on time shaft 1 is divided into the precision of 1 hour, 6 hours, 24 hours totally three ranks, use mouse roller to switch in these three precision easily, and the video file play can not stop.The time shaft of 6 hours precision is divided into 0-6 hour, 6-12 hour, 12-18 hour, 18-24 hour, if the time of current broadcasting is in 6-12 hour, at this moment the video recording being switched at 14 is needed, first roll mouse zooms to the scale of 24 hours, then in the precision that the scale of click 14 enters 12-18 hour, continue roll mouse, can be amplified on the time shaft of 14-15 hour.Minimum level based on time shaft is 1 hour, and the time span divided equally is 2.5 minutes, substantially can reach the degree accurately navigating to level second, facilitate user prompt operation.Direct use mouse clicks the optional position of time scale, video file can be navigated to the time point represented by scale.
There is player control group 3 below time shaft 1, comprise the buttons such as broadcasting, time-out, stopping, F.F., rewind, volume adjusting, be convenient to the operation of user's video file.
Be provided with above time shaft with its below time scale to record a video one to one snapshot 6, video recording snapshot is the color square of a rectangle, shows that current point in time exists video file.
Time shaft scale there is a color vertical line be current play time 4, in real time the time point of current the play video file of display.
When the situation across the time period appears in playing back videos, time shaft can adjust to subsequent time period automatically, and video recording snapshot also can do corresponding adjustment.
Embedded digital video recorder (DVR)/NVR/ mixing DVR has multi-channel video to input, and video input can be the analog signal of local video camera also can be the digital signal that on network, IPC sends over.The video of local video camera sends over through coding or network IPC the code stream finished and can be stored on hard disk in the form of a file, when needing the video recording playing certain time period in the past, can synchronized playback be selected, realize the accurate location of video file with mouse click time shaft and scroll wheel.
Concrete steps are:
DVR/NVR/ mixing DVR equipment opens recording function, and video file can be stored on hard disk.Multiple passage and time started is selected to carry out the broadcasting of video file at synchronized playback forms.
After entering synchronized playback, video file starts to play, and has the display of video recording snapshot above time shaft, clicks the optional position of the time shaft under video recording snapshot, can realize the location of video file.
When needs are accurately located, roll mouse roller backward, is switched to the time shaft of 6 hours sections, if need to locate more accurately, continues roll mouse roller backward, is switched to the time shaft that the beginning and ending time is a hour section of N, N+1 hour.While time shaft switches, video recording snapshot also can do corresponding adjustment.
After having selected suitable time shaft, left mouse button can be pressed and drag yellow time axis, carry out the positioning action of video file.
The F.F. on Play Control bar or slow-motion button can certainly be selected, reach the object of locating video file forward or backward.
If this control panel can block the video play below, user can select hiding button 6 to hide, and when needs enter this control panel again, then right button of clicking the mouse, selects " control panel " in the menu ejected.
Claims (6)
1., based on the rapid picture recording retrieval of time shaft and a method for location, it is characterized in that: the time scale bar that the method uses comprises the time shaft of multiple different accuracy, can switch between multiple time shaft, and the video file play can not stop.
2. the method for the retrieval of the rapid picture recording based on time shaft according to claim 1 and location, it is characterized in that: in video recording playing process, use the time shaft of minimum precision, video file is positioned in the time period of required video recording, progressively be switched to the time shaft of maximal accuracy, the time point of the required video recording of quick position.
3. the method for the retrieval of the rapid picture recording based on time shaft according to claim 2 and location, is characterized in that: the ruler length on the time shaft of minimum precision is the integral multiple of the ruler length on the time shaft of other precision.
4. the method for the retrieval of the rapid picture recording based on time shaft according to claim 2 and location, it is characterized in that: the time scale bar that the method uses comprises the time shaft of three different accuracies, the ruler length on time shaft is respectively 1 hour, 6 hours and 24 hours; In video recording playing process, the time shaft of 24 hours that service precision is minimum, video file is positioned in the time period of before and after required video recording 6 hours, be switched to the time shaft of 6 hours, again video file is positioned in the time period of before and after required video recording 1 hour, be switched to the time shaft of 1 hour, the time point of the required video recording of quick position.
5. the method for the retrieval of the rapid picture recording based on time shaft according to claim 2 and location, is characterized in that: directly use mouse to click the optional position of time scale, video file is navigated to the time point represented by scale; Mouse roller is used to complete the switching of the time shaft of different accuracy.
6. the method for the rapid picture recording based on time shaft according to claim 2 retrieval and location, is characterized in that: be provided with above time shaft with its below time scale to record a video one to one snapshot, for showing that current point in time exists video file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936508.7A CN105491442A (en) | 2015-12-16 | 2015-12-16 | Time axis based rapid video retrieval and positioning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936508.7A CN105491442A (en) | 2015-12-16 | 2015-12-16 | Time axis based rapid video retrieval and positioning method |
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| Publication Number | Publication Date |
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| CN105491442A true CN105491442A (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510936508.7A Pending CN105491442A (en) | 2015-12-16 | 2015-12-16 | Time axis based rapid video retrieval and positioning method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105844983A (en) * | 2016-05-31 | 2016-08-10 | 上海锋颢电子科技有限公司 | Scenario simulation teaching and practical training system |
| CN106356083A (en) * | 2016-06-22 | 2017-01-25 | 梅维泉 | Method for rapidly positioning time line nodes of hard disk video recorder |
| CN106528016A (en) * | 2016-10-31 | 2017-03-22 | 努比亚技术有限公司 | Information processing method and terminal |
| CN111953920A (en) * | 2020-08-14 | 2020-11-17 | 杭州视洞科技有限公司 | Historical video data display and interaction in vertical time axis mode |
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| CN101727949A (en) * | 2009-10-31 | 2010-06-09 | 华为技术有限公司 | Device, method and system for positioning playing video |
| CN102436839A (en) * | 2011-10-25 | 2012-05-02 | 北京汉邦高科数字技术股份有限公司 | Method and device for positioning and retrieving videos |
| CN103607551A (en) * | 2013-11-12 | 2014-02-26 | 江苏万联新兆信息科技有限公司（外商合资） | Video and network remote playback method based on short time slicing |
| US20140108502A1 (en) * | 2012-10-11 | 2014-04-17 | Wistron Corp. | Streaming data downloading method and computer readable recording medium thereof |
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2015
- 2015-12-16 CN CN201510936508.7A patent/CN105491442A/en active Pending
Patent Citations (4)
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| CN101727949A (en) * | 2009-10-31 | 2010-06-09 | 华为技术有限公司 | Device, method and system for positioning playing video |
| CN102436839A (en) * | 2011-10-25 | 2012-05-02 | 北京汉邦高科数字技术股份有限公司 | Method and device for positioning and retrieving videos |
| US20140108502A1 (en) * | 2012-10-11 | 2014-04-17 | Wistron Corp. | Streaming data downloading method and computer readable recording medium thereof |
| CN103607551A (en) * | 2013-11-12 | 2014-02-26 | 江苏万联新兆信息科技有限公司（外商合资） | Video and network remote playback method based on short time slicing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105844983A (en) * | 2016-05-31 | 2016-08-10 | 上海锋颢电子科技有限公司 | Scenario simulation teaching and practical training system |
| CN106356083A (en) * | 2016-06-22 | 2017-01-25 | 梅维泉 | Method for rapidly positioning time line nodes of hard disk video recorder |
| CN106528016A (en) * | 2016-10-31 | 2017-03-22 | 努比亚技术有限公司 | Information processing method and terminal |
| CN111953920A (en) * | 2020-08-14 | 2020-11-17 | 杭州视洞科技有限公司 | Historical video data display and interaction in vertical time axis mode |
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Application publication date: 20160413 |
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