CN108989724A - Embedded video camera videotape storage means - Google Patents
Embedded video camera videotape storage means Download PDFInfo
- Publication number
- CN108989724A CN108989724A CN201810833537.4A CN201810833537A CN108989724A CN 108989724 A CN108989724 A CN 108989724A CN 201810833537 A CN201810833537 A CN 201810833537A CN 108989724 A CN108989724 A CN 108989724A
- Authority
- CN
- China
- Prior art keywords
- file
- video
- catalogue
- recording
- date
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The invention discloses a kind of embedded video camera videotape storage means, the method is according to audio, video data amount and the residual memory space threshold values of setting, erasing time stabs the smallest certain amount file, using time 00:00 as segmentation, create the catalogue named with the date, video file on the same day is placed in same catalogue, index file is established;After recording, message file is expanded in creation, and video file information is written;Compared with the prior art, in the present invention, warning message is saved in video process, can be with additional alarm information in the result of inquiry so that user is in playback, embodying of the invention has stronger expansion relative to prior art arrangement.The mode searched on demand increases the flexibility of search, and when client only needs to obtain the Annual distribution of some day, reading index file workload is small, high-efficient.The mode of message file is expanded in setting, has saved system operations resource, more efficient.
Description
Technical field
The invention belongs to security device technical field, in particular to a kind of embedded video camera videotape storage means.
Background technique
Embedded video camera storage mode is mostly segmented with duration or file size, the meeting after continuously recording the long period
A large amount of segmental file is generated, is either played back in user, or during recycling overlay file, require to pass through time point
Quickly positioning file, then good administrative mechanism is run in which can just make system high efficiency.Existing management video file mode master
If the date is used to store video file as directory name, equipment carries out video recording search, reads the media information of each file storage,
This way to manage needs to be traversed for and reads each file medium information, such as duration, start-stop recording time, audio/video coding type
The discontinuous place of medium is often stored in Deng, these information, when reading, generally requires multiple I/O operation to same file, excessive
I/O operation often expends more time, causes to obtain video recording distribution in the embedded video camera of some resource anxieties slowly, and
And additional information, such as mobile alarm, IO alarm can not be provided with file format storage video recording merely, limit function
It expands.Separately one method is each file attribute information to be stored in database profession, database is inquired when needed.This side
Poor operability, media information of the developer to video file and its in the database are difficult to holding together to case in practice
Step, database may generate junk data under the conditions of some accidents, and embedded camera resource is often limited, operation data
Library will consume excess resource.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of saving system resource, there is good expansion, energy
The embedded video camera videotape storage means of effective search video file information.
To achieve the above object, technical scheme is as follows,
The present invention provides a kind of embedded video camera videotape storage means, and the method first according to audio, video data amount and is set
Fixed residual memory space threshold values, erasing time stabs the smallest certain amount file from storage equipment, enough to guarantee to have
Memory space;
Using time 00:00 as segmentation, the catalogue named with the date is created, video file on the same day is placed on same mesh
In record, and an index file with " .idx " for suffix is established under the catalogue, this document, will be in one day as unit of minute
Duration equal part, the video recording situation in corresponding unit interval is recorded with ascii code;
It is identical as place catalogue file name for its creation after video file is recorded, it take " .info " as the expansion of suffix
Message file, and creation time, duration, type of coding, video length, audio sample rate and the voice-grade channel of video file is written
The media informations such as number;
It the described method comprises the following steps:
101, user's video recording configuration file is read, when the user profile includes daily start-stop set by user video recording
Between, single file record a video duration;
102, judge the equipment current time whether in the daily start-stop video time set by user;
If 103, current time creates record task in the daily start-stop video time set by user;
104, according to the recording duration and code rate value individually recorded a video, estimate will recorded file size;Embedded camera shooting
The code rate control mode of machine Video coding has variable bit rate and constant code rate, and code rate all can be controlled in a maximum range
It is interior, the file maximum length that will be recorded can be calculated multiplied by duration by maximal rate, which is exactly that the file estimated is long
Degree;
105, judge whether storage equipment remaining space is greater than and estimate file size, if it is not, 106 are then entered step, if so,
Then enter step 107;
106, file is deleted from history file chained list to discharge sufficient space, is then return to step 105 and judges again;
History file chained list is for storing the file successively to sort by creation time, and to save memory, which is defined as fixed length chained list,
Storage file path and corresponding file generated time, and only storage generates time earliest file.
107, the catalogue named with the date on the same day is judged whether there is, if it does not exist, then creation was named with the date on the same day
109 are entered step after catalogue, and if it exists, be then directly entered step 109;
108, judge that catalogue whether there is index file, if it is not, 109 are entered step after then creating new index file, if
It is then to be directly entered step 109;
109, index file is written into video information;
110, video file is created, starts to record;
111, the audio, video data that generation is encoded in recording is written in video file;
112, judge whether the file in video recording reaches the duration limitation individually recorded a video, be then to stop recording a video and enter step
Rapid 113, it is no, then continue to record.
113, it is created in working directory and expands message file, video file creation time, duration, type of coding, view is written
The relevant information of the media such as frequency length and width, audio sample rate, voice-grade channel number.
The step 106 deletes file from history file chained list, and process is further comprising the steps of:
201, judge whether history file chained list is empty, if so, search current directory All Files, routing information is deposited
In chained list, and temporally stamp sequence, subsequently into step 202, if it is not, being then directly entered step 202;
202, the smallest file is stabbed from history file chained list erasing time;
203, judge to store whether equipment remaining space is less than threshold values, if so, return step 201, if it is not, then returning to step
Rapid 105.Remaining space threshold values is defined as the ratio that remaining space accounts for storage equipment gross space, which may be set to 5 to 20
Expected file total size accounts for the ratio of storage equipment gross space;The video file size estimated according to step 104 is denoted as A, by 5
The summation of A is denoted as B, storage equipment gross space is denoted as C, then remaining space threshold values may be set to the ratio of B and C;Set threshold values
When being to start video recording, the number for entering deleting history recording step of recording is reduced;
The step 110 includes the case where alarming after starting recording in the recording process of video file, if
Alert event is detected in recording process, then finds the current index file recorded under catalogue, is written and is alarmed in the corresponding period
Ascii code.
The present invention provides a kind of embedded video camera video file searching method, the day that the method need to be searched for according to input
Phase returns the result;
It the described method comprises the following steps:
301, the date of search video recording needed for input;
302, the catalogue with inputting date content same names is returned;Search-type is divided into time of return point by using scene
Cloth returns to video file distribution, and when search only searches for the video recording of some day.
The present invention provides a kind of embedded video camera video file searching method, and the method is read according to client demand
It takes index file or expands message file, return the result;
It the described method comprises the following steps:
401, the date of search video recording and search-type needed for input;
402, the catalogue with the date content same names of input is returned;Search-type is divided into time of return by using scene
Distribution returns to video file distribution, and when search only searches for the video recording of some day;
403, judge whether client-side search type is the Annual distribution recorded a video, if so, 404 are entered step, if it is not, then
Enter step 406;
404, the index file under the catalogue is read, and is converted to the case where recording a video in one day distribution list;
405, video time distribution list is returned;
406, All Files under the catalogue are traversed, the record that filters out video file by the name that stops after file, and will filter out
As the path of file is stored in chained list;
407, corresponding path where expanding message file is found out according to the path of file in chained list;Due to expanding message file
It is corresponded with original video file, and its filename is identical, can be easy to go out by the path estimating of a video file
It expands path where message file.It reads it and expands message file, these information are stored in chained list, in this way, in chained list
Each file all obtains the information such as duration, type of coding.
408, the expansion message file read is stored in chained list
409, it returns and expands message file and its corresponding information list.
Present invention has an advantage that compared with the prior art, in the present invention, alarm thing is detected in recording process
Part finds the current index file recorded under catalogue, and alarm ascii code is written in the corresponding period.It is saved in video process
Warning message can be embodied of the invention relative to working as in the result of inquiry with additional alarm information so that user is in playback
Preceding technical solution has stronger expansion.The mode searched on demand increases the flexibility of search, when client only needs to obtain
When the Annual distribution of some day, reading index file workload is small, high-efficient.If expanding message file, client without these
End to obtain these information potentials necessarily from each video file read, and various media container formats to media information
Storage mode it is not consistent, complexity must be greatly increased, increase operand.Thus the side of message file is expanded in setting
Formula has saved system operations resource, more efficient.Embedded video camera management of video method saving provided in an embodiment of the present invention
System resource has good expansion, energy effective search video file information.
Detailed description of the invention
Fig. 1 is the flow chart of the embedded video camera videotape storage means of the present invention.
Fig. 2 is the flow chart of the embedded video camera video file searching method of the present invention.
Fig. 3 is the flow chart of another embedded video camera video file searching method of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with Figure of description and reality
Example is applied, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this
Invention, is not intended to limit the present invention.
To achieve the above object, technical scheme is as follows.
As shown in figure 1 to 3, the present invention provides a kind of embedded video camera videotape storage means to ginseng, and the method is first according to sound
The video data volume and the residual memory space threshold values of setting, erasing time stabs the smallest certain amount file from storage equipment,
To guarantee having enough memory spaces;
Using time 00:00 as segmentation, the catalogue named with the date is created, video file on the same day is placed on same mesh
In record, and an index file with " .idx " for suffix is established under the catalogue, this document, will be in one day as unit of minute
Duration equal part, the video recording situation in corresponding unit interval is recorded with ascii code;
It is identical as place catalogue file name for its creation after video file is recorded, it take " .info " as the expansion of suffix
Message file, and creation time, duration, type of coding, video length, audio sample rate and the voice-grade channel of video file is written
The media informations such as number;
It the described method comprises the following steps:
101, user's video recording configuration file is read, when the user profile includes daily start-stop set by user video recording
Between, single file record a video duration;
102, judge the equipment current time whether in the daily start-stop video time set by user;
If 103, current time creates record task in the daily start-stop video time set by user;
104, according to the recording duration and code rate value individually recorded a video, estimate will recorded file size;Embedded camera shooting
The code rate control mode of machine Video coding has variable bit rate and constant code rate, and code rate all can be controlled in a maximum range
It is interior, the file maximum length that will be recorded can be calculated multiplied by duration by maximal rate, which is exactly that the file estimated is long
Degree;
105, judge whether storage equipment remaining space is greater than and estimate file size, if it is not, 106 are then entered step, if so,
Then enter step 107;
106, file is deleted from history file chained list to discharge sufficient space, is then return to step 105 and judges again;
History file chained list is for storing the file successively to sort by creation time, and to save memory, which may be defined as fixed length chain
Table, storage file path and corresponding file generated time, and only storage generates time earliest file.
107, the catalogue named with the date on the same day is judged whether there is, if it does not exist, then creation was named with the date on the same day
109 are entered step after catalogue, and if it exists, be then directly entered step 109;The video recording of equipment on the same day is stored in the same catalogue
Under, directory name is named with date literal, such as " 20180710 ".The program catalogue currently in use that will currently record a video below is known as work
Make catalogue.
108, judge that catalogue whether there is index file, if it is not, 109 are entered step after then creating new index file, if
It is then to be directly entered step 109;The filename of index file is fixed, and is such as run after fame with " record_type.idx ", and length is solid
It is fixed, it is 1440 bytes (corresponding one day duration 1440 minutes), each byte is with corresponding corresponding point of an ascii code record
Video recording situation in clock, code value ' C ' indicate that the period indicates that the period has video recording, code value ' B ' to indicate to be somebody's turn to do without video recording, code value ' A '
There is video recording in period and has sent out alarm.First lattice of index file are " C ", and first minute on the day of indicating is without video recording, the 2nd, 3,4
Lattice are " A " indicates that the same day has video recording on the the 2nd, 3,4 minute, the 5th, 6 lattice be " B " indicates the 5th minute same day and has record on the 6th minute
Picture, and respectively alert event is all produced in time range.
109, index file is written into video information;Index file whole byte is set to ascii value ' C '.By video information
Index file is written.Due to the file duration of recording be it is fixed, then in a period of time in future, all generate timing record a video,
The ascii code value " A " of this section of duration is first written to index file.Such as timing record a video single video recording when it is 5 minutes a length of, then
Indexed file corresponds to time portion and 5 code values is written " A ".
110, video file is created, starts to record;
111, the audio, video data that generation is encoded in recording is written in video file;
112, judge whether the file in video recording reaches the duration limitation individually recorded a video, be then to stop recording a video and enter step
Rapid 113, it is no, then continue to record.
113, it is created in working directory and expands message file, video file creation time, duration, type of coding, view is written
The relevant information of the media such as frequency length and width, audio sample rate, voice-grade channel number.The title of the expansion file with just terminate record
Video file title is consistent, but stops after being with " .info ", such as video file name " 201807111215.mp4 ", then expands information
The file of file is entitled " 201807111215.info ", finally they are placed under same catalogue.Have " info " file, then illustrate
Corresponding video file is to record complete, the file being not currently written into.
The step 106 deletes file from history file chained list, and process is further comprising the steps of:
201, judge whether history file chained list is empty, if so, search current directory All Files, routing information is deposited
In chained list, and temporally stamp sequence, subsequently into step 202, if it is not, being then directly entered step 202;
202, the smallest file is stabbed from history file chained list erasing time;
203, judge to store whether equipment remaining space is less than threshold values, if so, return step 201, if it is not, then returning to step
Rapid 105.Remaining space threshold values is defined as the ratio that remaining space accounts for storage equipment gross space, which may be set to 5 to 20
Expected file total size accounts for the ratio of storage equipment gross space;The video file size estimated according to step 104 is denoted as A, by 5
The summation of A is denoted as B, storage equipment gross space is denoted as C, then remaining space threshold values may be set to the ratio of B and C;Set threshold values
When being to start video recording, the number for entering deleting history recording step of recording is reduced;
The step 110 includes the case where alarming after starting recording in the recording process of video file, if
Alert event is detected in recording process, then finds the current index file recorded under catalogue, is written and is alarmed in the corresponding period
Ascii code.There are many alarms of embedded video camera, such as mobile detection, IO alarm, smog alarm, respectively with an ascii code
Them are represented, in the present embodiment, various alarms are all indicated with the same ascii code " B ".
In this way, warning message is saved in video process, so that user in playback, can add report in the result of inquiry
Alert information, embodying of the invention has stronger expansion relative to prior art arrangement.
The present invention provides a kind of embedded video camera video file searching method, the day that the method need to be searched for according to input
Phase returns the result;
It the described method comprises the following steps:
301, the date of search video recording needed for input;
302, the catalogue with inputting date content same names is returned;Search-type is divided into time of return point by using scene
Cloth returns to video file distribution, and when search only searches for the video recording of some day.If search date is on July 11st, 2018, then only
Return to 0 point to 24 points of video recording of same day distribution;
The present invention provides a kind of embedded video camera video file searching method, and the method is read according to client demand
It takes index file or expands message file, return the result;
It the described method comprises the following steps:
401, the date of search video recording and search-type needed for input;
402, the catalogue with the date content same names of input is returned;Search-type is divided into time of return by using scene
Distribution returns to video file distribution, and when search only searches for the video recording of some day.If search date is on July 11st, 4018, then
Only return to 0 point to 24 points of video recording of same day distribution;
403, judge whether client-side search type is the Annual distribution of video recording, if so, 404 are entered step, if it is not,
Then enter step 406;
404, the index file under the catalogue is read, and is converted to the case where recording a video in one day distribution list;
405, video time distribution list is returned;
406, All Files under the catalogue are traversed, the record that filters out video file by the name that stops after file, and will filter out
As the path of file is stored in chained list;Under some date of present example corresponding catalogue, there are an index file, multiple matchmakers
Body file and multiple expansion message files corresponding with media file stop after them different.
407, corresponding path where expanding message file is found out according to the path of file in chained list;Due to expanding message file
It is corresponded with original video file, and its filename is identical, can be easy to go out by the path estimating of a video file
It expands path where message file.It reads it and expands message file, these information are stored in chained list, in this way, in chained list
Each file all obtains the information such as duration, type of coding.
408, the expansion message file read is stored in chained list
409, it returns and expands message file and its corresponding information list.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (5)
1. a kind of embedded video camera videotape storage means, which is characterized in that the method first according to audio, video data amount and is set
Fixed residual memory space threshold values, erasing time stabs the smallest certain amount file from storage equipment, enough to guarantee to have
Memory space;
Using time 00:00 as segmentation, the catalogue named with the date is created, video file on the same day is placed on same catalogue
In, and an index file with " .idx " for suffix is established under the catalogue, this document, will be intraday as unit of minute
Duration equal part records the video recording situation in corresponding unit interval with ascii code;
It is identical as place catalogue file name for its creation after video file is recorded, it take " .info " as the expansion information of suffix
File, and creation time, duration, type of coding, video length, audio sample rate and the voice-grade channel number etc. that video file is written
Media information;
It the described method comprises the following steps:
101, user is read to record a video configuration file, the user profile include daily start-stop video time set by user,
Single file video recording duration;
102, judge the equipment current time whether in the daily start-stop video time set by user;
If 103, current time creates record task in the daily start-stop video time set by user;
104, according to the recording duration and code rate value individually recorded a video, estimate will recorded file size;Embedded video camera view
The code rate control mode of frequency coding has variable bit rate and constant code rate, and code rate all can be controlled in a maximum range, presses
Maximal rate can calculate the file maximum length that will be recorded multiplied by duration, which is exactly the file size estimated;
105, judge whether storage equipment remaining space is greater than and estimate file size, if it is not, 106 are then entered step, if so, into
Enter step 107;
106, file is deleted from history file chained list to discharge sufficient space, is then return to step 105 and judges again;
107, the catalogue named with the date on the same day is judged whether there is, if it does not exist, then creates the catalogue named with the date on the same day
After enter step 109, and if it exists, be then directly entered step 109;
108, judge that catalogue whether there is index file, if it is not, 109 are entered step after then creating new index file, if so,
It is directly entered step 109;
109, index file is written into video information;
110, video file is created, starts to record;
111, the audio, video data that generation is encoded in recording is written in video file;
112, judge whether the file in video recording reaches the duration limitation individually recorded a video, be then to stop recording a video and enter step
113, it is no, then continue to record.
113, it is created in working directory and expands message file, video file is written.
2. embedded video camera videotape storage means as described in claim 1, which is characterized in that the step 106 is from history
File is deleted in file linked list, process is further comprising the steps of:
201, judge whether history file chained list is empty, if so, search current directory All Files, are stored in chain for routing information
In table, and temporally stamp sequence, subsequently into step 202, if it is not, being then directly entered step 202;
202, the smallest file is stabbed from history file chained list erasing time;
203, judge to store whether equipment remaining space is less than threshold values, if so, return step 201, if it is not, then return step
105。
3. embedded video camera videotape storage means as described in claim 1, which is characterized in that the step 110 is starting
After recording, include the case where alarming in the recording process of video file, if detecting alert event in recording process,
The current index file recorded under catalogue is then found, alarm ascii code is written in the corresponding period.
4. a kind of embedded video camera video file searching method, which is characterized in that the day that the method need to be searched for according to input
Phase returns the result;It the described method comprises the following steps:
301, the date of search video recording needed for input;
302, the catalogue with inputting date content same names is returned.
5. a kind of embedded video camera video file searching method, which is characterized in that the method is read according to client demand
Index file expands message file, returns the result;It the described method comprises the following steps:
401, the date of search video recording and search-type needed for input;
402, the catalogue with the date content same names of input is returned;
403, judge whether client-side search type is the Annual distribution recorded a video, if so, 404 are entered step, if it is not, then entering
Step 406;
404, the index file under the catalogue is read, and is converted to the case where recording a video in one day distribution list;
405, video time distribution list is returned;
406, All Files under the catalogue are traversed, name filters out video file by stopping after file, and the video recording text that will filter out
The path of part is stored in chained list;
407, corresponding path where expanding message file is found out according to the path of file in chained list;
408, the expansion message file read is stored in chained list
409, it returns and expands message file and its corresponding information list.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810833537.4A CN108989724B (en) | 2018-07-26 | 2018-07-26 | Embedded video camera video storage method and file search method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810833537.4A CN108989724B (en) | 2018-07-26 | 2018-07-26 | Embedded video camera video storage method and file search method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108989724A true CN108989724A (en) | 2018-12-11 |
CN108989724B CN108989724B (en) | 2020-12-18 |
Family
ID=64551596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810833537.4A Active CN108989724B (en) | 2018-07-26 | 2018-07-26 | Embedded video camera video storage method and file search method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108989724B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111666256A (en) * | 2020-05-27 | 2020-09-15 | 南京通用电器有限公司 | Video file disk management method and device based on index file |
CN111866422A (en) * | 2020-06-16 | 2020-10-30 | 普联技术有限公司 | Video data uploading method, device, equipment and computer readable storage medium |
CN112347043A (en) * | 2020-11-10 | 2021-02-09 | 平安科技(深圳)有限公司 | File management method, device, equipment and storage medium based on vehicle-mounted SD card |
CN113094344A (en) * | 2021-04-10 | 2021-07-09 | 深圳市豪恩汽车电子装备股份有限公司 | DVR UI framework implementation method and system and automobile |
CN113488082A (en) * | 2021-07-02 | 2021-10-08 | 山东恒宇电子有限公司 | Audio and video storage method for embedded equipment mechanical hard disk |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101753947A (en) * | 2008-12-08 | 2010-06-23 | 北京中星微电子有限公司 | Method and device for video-on-demand playback of video monitoring recording |
CN103702053A (en) * | 2014-01-16 | 2014-04-02 | 深圳英飞拓科技股份有限公司 | Video storage and search method and system as well as monitoring system |
US8719244B1 (en) * | 2005-03-23 | 2014-05-06 | Google Inc. | Methods and systems for retrieval of information items and associated sentence fragments |
CN104281651A (en) * | 2014-09-16 | 2015-01-14 | 福建星网锐捷安防科技有限公司 | Method and system for searching large volume of video data |
CN104639860A (en) * | 2014-12-31 | 2015-05-20 | 安科智慧城市技术(中国)有限公司 | Storage method and device of supervision video |
US20160049175A1 (en) * | 2014-08-14 | 2016-02-18 | Utc Fire & Security Corporation | Systems and methods for cataloguing audio-visual data |
WO2016048937A1 (en) * | 2014-09-23 | 2016-03-31 | Im Creator Ltd. | A system and method for polymorphing content items |
CN106202157A (en) * | 2016-06-23 | 2016-12-07 | 深圳市华域无线技术股份有限公司 | Video method for quickly retrieving based on time stream |
CN107609014A (en) * | 2017-08-02 | 2018-01-19 | 深圳市爱培科技术股份有限公司 | A kind of drive recorder and its video storage method, storage medium |
CN107870973A (en) * | 2017-09-20 | 2018-04-03 | 广东东为信息技术有限公司 | A kind of document storage system accelerated multi-path monitoring and played back simultaneously |
-
2018
- 2018-07-26 CN CN201810833537.4A patent/CN108989724B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8719244B1 (en) * | 2005-03-23 | 2014-05-06 | Google Inc. | Methods and systems for retrieval of information items and associated sentence fragments |
CN101753947A (en) * | 2008-12-08 | 2010-06-23 | 北京中星微电子有限公司 | Method and device for video-on-demand playback of video monitoring recording |
CN103702053A (en) * | 2014-01-16 | 2014-04-02 | 深圳英飞拓科技股份有限公司 | Video storage and search method and system as well as monitoring system |
US20160049175A1 (en) * | 2014-08-14 | 2016-02-18 | Utc Fire & Security Corporation | Systems and methods for cataloguing audio-visual data |
CN104281651A (en) * | 2014-09-16 | 2015-01-14 | 福建星网锐捷安防科技有限公司 | Method and system for searching large volume of video data |
WO2016048937A1 (en) * | 2014-09-23 | 2016-03-31 | Im Creator Ltd. | A system and method for polymorphing content items |
CN104639860A (en) * | 2014-12-31 | 2015-05-20 | 安科智慧城市技术(中国)有限公司 | Storage method and device of supervision video |
CN106202157A (en) * | 2016-06-23 | 2016-12-07 | 深圳市华域无线技术股份有限公司 | Video method for quickly retrieving based on time stream |
CN107609014A (en) * | 2017-08-02 | 2018-01-19 | 深圳市爱培科技术股份有限公司 | A kind of drive recorder and its video storage method, storage medium |
CN107870973A (en) * | 2017-09-20 | 2018-04-03 | 广东东为信息技术有限公司 | A kind of document storage system accelerated multi-path monitoring and played back simultaneously |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111666256A (en) * | 2020-05-27 | 2020-09-15 | 南京通用电器有限公司 | Video file disk management method and device based on index file |
CN111666256B (en) * | 2020-05-27 | 2024-03-22 | 南京通用电器有限公司 | Video file disk management method and device based on index file |
CN111866422A (en) * | 2020-06-16 | 2020-10-30 | 普联技术有限公司 | Video data uploading method, device, equipment and computer readable storage medium |
CN112347043A (en) * | 2020-11-10 | 2021-02-09 | 平安科技(深圳)有限公司 | File management method, device, equipment and storage medium based on vehicle-mounted SD card |
CN113094344A (en) * | 2021-04-10 | 2021-07-09 | 深圳市豪恩汽车电子装备股份有限公司 | DVR UI framework implementation method and system and automobile |
CN113488082A (en) * | 2021-07-02 | 2021-10-08 | 山东恒宇电子有限公司 | Audio and video storage method for embedded equipment mechanical hard disk |
Also Published As
Publication number | Publication date |
---|---|
CN108989724B (en) | 2020-12-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108989724A (en) | Embedded video camera videotape storage means | |
US8548965B2 (en) | Changed files list with time buckets for efficient storage management | |
CN103024329B (en) | A kind of memory management method of monitoring video | |
CN103226965B (en) | Based on the audio/video data access method of time bitmap | |
CN106599292B (en) | Method and system for storing real-time video data and image data | |
CN104679772A (en) | Method, device, equipment and system for deleting files in distributed data warehouse | |
CN104065906B (en) | Video recording method and device of digital video recording equipment | |
CN104270605B (en) | A kind of processing method and processing device of video monitoring data | |
WO2017124800A1 (en) | Pre-event video recording method and device | |
CN106600750B (en) | A kind of method of circulation recording, system and automobile data recorder | |
CN106648442A (en) | Metadata node internal memory mirroring method and device | |
CN111651127B (en) | Monitoring data storage method and device based on shingled magnetic recording disk | |
CN103902434A (en) | Alarm log management method and system | |
JP2004274768A (en) | Method for preparing annotated video file | |
CN106951183A (en) | A kind of web camera date storage method of high efficient and reliable | |
CN114255010A (en) | Electronic file archival management and knowledge service collaborative implementation method in electronic government platform | |
CN110704450A (en) | Method and device for realizing data processing, computer storage medium and terminal | |
CN103793506A (en) | Video file management method and device | |
CN101014940A (en) | Storing and reading data form storage medium | |
CN114185849A (en) | File operation method, file operation system, electronic device and storage medium | |
US8370325B2 (en) | File structure analyzing apparatus, file structure analyzing method, and program | |
CN115129664B (en) | Data recording device, data file management method and apparatus | |
CN115134261B (en) | Flow playback-based testing method and device | |
CN111563219B (en) | State management method and device for web application | |
CN113590257B (en) | Container-based database disaster tolerance method, system, device and medium |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |