CN109309877B - Video file reads analysis system - Google Patents
Video file reads analysis system Download PDFInfo
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- CN109309877B CN109309877B CN201810906339.6A CN201810906339A CN109309877B CN 109309877 B CN109309877 B CN 109309877B CN 201810906339 A CN201810906339 A CN 201810906339A CN 109309877 B CN109309877 B CN 109309877B
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- 238000004458 analytical method Methods 0.000 title claims abstract description 29
- 238000000605 extraction Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims description 23
- 238000010606 normalization Methods 0.000 claims description 14
- 238000011269 treatment regimen Methods 0.000 claims description 14
- 239000000284 extract Substances 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000010048 yiguan Substances 0.000 description 1
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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- 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
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Image Analysis (AREA)
Abstract
The present invention relates to a kind of video files to read analysis system, it include: video playback apparatus, for according to the user's choice, obtain the video files names chosen by user, corresponding video file folder is found in video file data library based on the video files names, the file destination including video content is obtained from video file folder, and plays the file destination；Configuration file reads equipment, presss from both sides interior configuration file corresponding with the file destination for obtaining the video file, reads the configuration file to obtain the corresponding head duration；Contents extraction equipment, equipment is read with the video playback apparatus and the configuration file respectively to connect, for intercepting each frame image for being in head position from the file destination based on the head duration, exported each frame image in head position as contents extraction image.Through the invention, reliable scheme is provided for the reading of video file data and analysis.
Description
Technical field
The present invention relates to video file fields more particularly to a kind of video file to read analysis system.
Background technique
Video file is one of internet multimedia important content.It refers mainly to those and contains real-time audio, video
The multimedia file of information, multimedia messages are typically derived from video input apparatus.
Video refer to a series of static images are captured in a manner of electric signal, are noted down, are handled, are stored, transmit with
The various technologies reappeared.Continuous image change it is per second more than more than 24 frames (frame) picture when, according to persistence of vision principle,
Human eye can not distinguish the tableaux of single width；Smooth continuous visual effect is appeared to be, picture continuous in this way is called video.
Video technique is to develop for television system, but have developed into a variety of different formats now and will be regarded with sharp consumer earliest
Frequency is recorded.The prosperity of network technology also promotes the record segment of video to be present on internet in the form of streaming media
And it can be received and be played by computer.Video belongs to different technologies from film, and the latter is to be caught dynamic image using photography
It catches as a series of still photo.
Summary of the invention
The not high technical problem of analysis precision is read in order to solve current video file data, the present invention provides a kind of views
Frequency file reads analysis system.
The present invention at least has the important inventive point of following two:
(1) on the basis of targetedly head content analysis, head age type and the age type of setting are carried out
Compliance evaluation, and assessment result is exported, important evidence is provided for the judgement including video production level；
(2) each objective contour region in image is normalized to obtain area is default fixed-area
Region is normalized, the centroid in one or more of normalization regions is placed on same position to realize to one or more
The overlap operation in a normalization region, and the shape of counterweight poststack is fitted to obtain process of fitting treatment pattern, and based on described
The instant contrast of high-definition image to the process of fitting treatment pattern accordingly scaled it is small processing to obtain corresponding filter window,
To realize that the fining to picture material is filtered.
According to an aspect of the present invention, a kind of video file reading analysis system is provided, the system comprises:
Video playback apparatus, for according to the user's choice, obtaining the video files names chosen by user, based on described
Video files names find corresponding video file folder in video file data library, obtain packet from video file folder
The file destination of video content is included, and plays the file destination；Configuration file reads equipment, connects with the video playback apparatus
It connects, presss from both sides interior configuration file corresponding with the file destination for obtaining the video file, read the configuration file to obtain
Obtain the corresponding head duration；Contents extraction equipment is set with the video playback apparatus and configuration file reading respectively
Standby connection will for intercepting each frame image for being in head position from the file destination based on the head duration
Each frame image in head position is exported as contents extraction image；Contrast extract equipment is set with the contents extraction
Standby connection, for receiving the contents extraction image, is also used to connect with the window scaling apparatus, to the contents extraction figure
As degree of comparing acquisition, to obtain the instant contrast of the contents extraction image；Pixel unit equipment, for receiving
Contents extraction image is stated, the pixel value of each pixel in the contents extraction image, the picture based on surrounding pixel point are obtained
Plain value determines whether pixel is edge pixel point, based on each edge pixel point in the contents extraction image described interior
Hold to extract in image and is combined into one or more objective contour regions；Process of fitting treatment equipment connects with the pixel unit equipment
It connects, for receiving one or more of objective contour regions, each objective contour region is normalized to obtain
Obtain the normalization region that area is default fixed-area, acquisition and one or more of objective contour regions corresponding one
The centroid in one or more of normalization regions is placed on same position to realize to described by a or multiple normalization region
The overlap operation in one or more normalization region, and the shape of counterweight poststack is fitted to obtain process of fitting treatment pattern；Window
Mouth scaling apparatus, connect, for receiving at the fitting respectively with the area processing apparatus and the contrast extract equipment
Pattern is managed, and the instant contrast based on the contents extraction image is accordingly scaled small processing to the process of fitting treatment pattern
To obtain corresponding filter window；Window processing equipment, respectively with the pixel unit equipment and the window scaling apparatus
Connection executes corresponding intermediate value to the contents extraction image for receiving the filter window, and using the filter window
Filtering processing handles image to obtain simultaneously output window；Content recognition equipment is connect, for connecing with the window processing equipment
Image is handled by each frame window, following movement is executed to window processing image: being obtained in the window processing image
Each image-region that each human object is respectively at identifies each image-region corresponding clothes age using as reference
It is the clothes age, each with reference to the clothes age to obtain and export；Age identification apparatus is connect with the content recognition equipment, is used
It is corresponding each with reference to the clothes age and corresponding each based on each window processing image in receiving each window processing image
It is a to determine head age type with reference to the clothes age；Age assessment equipment is connect, for receiving with the age identification apparatus
It states head age type and the age type of the head age type and file destination setting is subjected to compliance evaluation,
And export assessment result.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is that the contents extraction equipment for reading analysis system according to the video file shown in embodiment of the present invention currently obtains
The data profile of the image data frame taken.
Specific embodiment
The embodiment for reading analysis system to video file of the invention below with reference to accompanying drawings is described in detail.
Common video file format includes following several:
Audio video interleaved is a kind of digital audio for meeting RIFF filespec and video of Microsoft Corporation exploitation
File format is formerly used for Microsoft Video for Windows environment, by majorities such as Windows 95/98, OS/2
Operating system is directly supported.AVI format allows video and audio to be interleaved together and be played simultaneously, and supports 256 colors and RLE compression,
But avi file does not limit compression standard, and therefore, audio video interleaved is intended only as the standard in control interface, does not have compatibility
Property, with the avi file of different compression algorithms generation, it is necessary to can just be played back using corresponding decompression algorithm.Common AVI
Video 1 in broadcasting driver, mainly Microsoft Video for Windows or Windows 95/98, and
The Indeo Video of Intel Company.
QuickTime file format is a kind of audio, the video file format of the exploitation of apple computer company, for protecting
Deposit audio and video information, have advanced video and audio-frequency function, be capable of providing to include Apple Mas OS,
The support of all mainstream operation system platforms including Microsoft Windows.QuickTime file format supports 25 coloured silks
Color supports the leading integrated compress techniques such as RLE, JPEG, provides 150 various video effects, and be furnished with and provide more than 200 kinds
The compatible sound equipment of MIDI and the sound of equipment are full-time.QuickTime contains the key characteristic based on Internet application, Neng Goutong
It crosses Internet and real-time digital information stream, workflow and file playback function is provided, in addition, QuickTime is additionally used
A kind of virtual reality technology being known as QuickTime VR technology, Interactive control of the user by mouse or keyboard, Ke Yiguan
Examine 360 degree around a certain place of scene, or the jobbie from any angle in space.QuickTime is leading with its
Multimedia technology and cross-platform characteristic, lesser memory space require, the high opening of the independence of technical detail and system
Property, obtain being widely recognized as industry.
In order to overcome above-mentioned deficiency, the present invention has built a kind of video file reading analysis system, can effectively solve the problem that phase
The technical issues of answering.
Fig. 1 is that the contents extraction equipment for reading analysis system according to the video file shown in embodiment of the present invention currently obtains
The data profile of the image data frame taken.
The video file shown according to an embodiment of the present invention reads analysis system
Video playback apparatus, for according to the user's choice, obtaining the video files names chosen by user, based on described
Video files names find corresponding video file folder in video file data library, obtain packet from video file folder
The file destination of video content is included, and plays the file destination；
Configuration file reads equipment, connect with the video playback apparatus, presss from both sides interior and institute for obtaining the video file
The corresponding configuration file of file destination is stated, reads the configuration file to obtain the corresponding head duration；
Contents extraction equipment reads equipment with the video playback apparatus and the configuration file respectively and connect, is used for base
Each frame image in head position is intercepted from the file destination in the head duration, head position will be in
Each frame image is exported as contents extraction image；
Contrast extract equipment is connect with the contents extraction equipment, for receiving the contents extraction image, is also used to
It connect, the contents extraction image degree of comparing is acquired, to obtain the contents extraction figure with the window scaling apparatus
The instant contrast of picture；
Pixel unit equipment obtains each in the contents extraction image for receiving the contents extraction image
The pixel value of pixel determines whether pixel is edge pixel point based on the pixel value of surrounding pixel point, is based on the content
The each edge pixel point extracted in image is combined into one or more objective contour regions in the contents extraction image；
Process of fitting treatment equipment is connect, for receiving one or more of objective contours with the pixel unit equipment
Region is normalized each objective contour region to obtain the normalization region that area is default fixed-area,
One or more normalization regions corresponding with one or more of objective contour regions are obtained, it will be one or more
The centroid in a normalization region is placed on same position to realize the overlap operation to one or more of normalization regions, and
The shape of counterweight poststack is fitted to obtain process of fitting treatment pattern；
Window scaling apparatus is connect, for receiving respectively with the area processing apparatus and the contrast extract equipment
The process of fitting treatment pattern, and the instant contrast based on the contents extraction image carries out accordingly the process of fitting treatment pattern
Small processing is scaled to obtain corresponding filter window；
Window processing equipment is connect, for receiving respectively with the pixel unit equipment and the window scaling apparatus
The filter window, and corresponding median filter process is executed to the contents extraction image using the filter window, to obtain
It obtains and output window handles image；
Content recognition equipment is connect with the window processing equipment, for receiving each frame window processing image, to described
Window processing image executes following movement: obtaining each figure that each human object in the window processing image is respectively at
As region, each image-region corresponding clothes age is identified using as the reference clothes age, to obtain and export each ginseng
Examine the clothes age；
Age identification apparatus is connect with the content recognition equipment, corresponding for receiving each window processing image
Each reference clothes age, and head age class is determined based on each window processing image corresponding each reference clothes age
Type；
Age assessment equipment is connect with the age identification apparatus, for receiving the head age type and will be described
Head age type and the age type of file destination setting carry out compliance evaluation, and export assessment result.
Then, the specific structure for continuing to read video file of the invention analysis system is further detailed.
It is read in analysis system in the video file: in the age identification apparatus, based on each window processing figure
Each determine that head age type includes: reference the clothes age correspondence that frequency of occurrence is most with reference to the clothes age as corresponding
Age type as head age type.
It is read in analysis system in the video file:
It is read in analysis system in the video file: in the pixel unit equipment, based on surrounding pixel point
Pixel value determines whether pixel is edge pixel point includes: whether to determine pixel based on the red color component value of surrounding pixel point
For edge pixel point.
It is read in analysis system in the video file: in the pixel unit equipment, based on surrounding pixel point
Pixel value determines whether pixel is edge pixel point includes: whether to determine pixel based on the blue color component value of surrounding pixel point
For edge pixel point.
It is read in analysis system in the video file: in the pixel unit equipment, based on surrounding pixel point
Pixel value determines whether pixel is edge pixel point includes: whether to determine pixel based on the green component values of surrounding pixel point
For edge pixel point.
It is read in analysis system in the video file: in the window scaling apparatus, being based on the contents extraction figure
It includes: described that the instant contrast of picture, which carries out corresponding diminution processing to the process of fitting treatment pattern to obtain corresponding filter window,
The instant contrast of contents extraction image is higher, and the multiple accordingly reduced to the process of fitting treatment pattern is smaller.
In addition, reading in analysis system in the video file: the age assessment equipment is realized using MCU chip.
MCU can be divided into no piece two kinds of ROM type in ROM type and strap by its type of memory.For ROM type in no piece
Chip, it is necessary to which external EPROM could apply (typical chip 8031).The chip of ROM type is divided into EPROM type in piece again in strap
(typical chip is for mask rom type (typical chip 8051) in (typical chip 87C51), MASK piece, in-chip FLASH type
The types such as 89C51), some companies also release with one time programming ROM (One Time Programming, OTP) in piece
Chip (typical chip 97C51).The MCU of MASKROM is cheap, but program has been cured when leaving the factory, is suitble to program
Changeless application；The MCU program of FLASH ROM can be repeatedly erasable, and flexibility is very strong, but price is higher, is suitble to
Exploitation purposes is done in the application insensitive to price；The MCU price of OTPROM possesses one between the above two again
Secondary property programmability is suitble to not only require natural active, but also requires the application of low cost, and especially function is constantly turned over
Newly, the electronic product of rapid volume production is needed.
Analysis system is read using video file of the invention, reads analysis essence for video file data in the prior art
Not high technical problem is spent, on the basis of targetedly head content analysis, by the age class of head age type and setting
Type carries out compliance evaluation, and exports assessment result, provides important evidence for the judgement including video production level；It is particularly critical
, also each objective contour region in image is normalized to obtain the normalizing that area is default fixed-area
Change region, the centroid in one or more of normalization regions is placed on same position to realize and return to one or more of
One changes the overlap operation in region, and the shape of counterweight poststack is fitted to obtain process of fitting treatment pattern, and is based on the high definition
The instant contrast of image is scaled small processing accordingly to the process of fitting treatment pattern to obtain corresponding filter window, thus
Realize that the fining to picture material is filtered.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to
Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection
It is interior.
Claims (4)
1. a kind of video file reads analysis system, which is characterized in that the system comprises:
Video playback apparatus is based on the video for according to the user's choice, obtaining the video files names chosen by user
File name finds corresponding video file folder in video file data library, and obtaining from video file folder includes view
The file destination of frequency content, and play the file destination；
Configuration file reads equipment, connect with the video playback apparatus, presss from both sides the interior and mesh for obtaining the video file
The corresponding configuration file of file is marked, reads the configuration file to obtain the corresponding head duration；
Contents extraction equipment reads equipment with the video playback apparatus and the configuration file respectively and connect, for being based on institute
State the head duration intercepts each frame image in head position from the file destination, will be in each of head position
Frame image is exported as contents extraction image；
Contrast extract equipment is connect with the contents extraction equipment, for receiving the contents extraction image, is also used to and window
Mouth scaling apparatus connection, acquires the contents extraction image degree of comparing, to obtain the instant of the contents extraction image
Contrast；
Pixel unit equipment obtains each pixel in the contents extraction image for receiving the contents extraction image
The pixel value of point, determines whether pixel is edge pixel point based on the pixel value of surrounding pixel point, is based on the contents extraction
Each edge pixel point in image is combined into one or more objective contour regions in the contents extraction image；
Process of fitting treatment equipment is connect with the pixel unit equipment, for receiving one or more of objective contour regions,
Each objective contour region is normalized to obtain the normalization region that area is default fixed-area, obtain with
The corresponding one or more normalization regions in one or more of objective contour regions, by one or more of normalizings
The centroid for changing region is placed on same position to realize the overlap operation to one or more of normalization regions, and to overlapping
Shape afterwards is fitted to obtain process of fitting treatment pattern；
Window scaling apparatus is connect with the process of fitting treatment equipment and the contrast extract equipment respectively, described for receiving
Process of fitting treatment pattern, and the instant contrast based on the contents extraction image accordingly reduces the process of fitting treatment pattern
Processing is to obtain corresponding filter window；
Window processing equipment is connect with the pixel unit equipment and the window scaling apparatus respectively, described for receiving
Filter window, and corresponding median filter process is executed to the contents extraction image using the filter window, to obtain simultaneously
Output window handles image；
Content recognition equipment is connect with the window processing equipment, for receiving each frame window processing image, to the window
Processing image executes following movement: obtaining each image district that each human object in the window processing image is respectively at
Domain identifies each image-region corresponding clothes age taken to obtain and export each reference as the reference clothes age
Fill the age；
Age identification apparatus is connect with the content recognition equipment, corresponding each for receiving each window processing image
Head age type is determined with reference to the clothes age, and based on each window processing image corresponding each reference clothes age；
Age assessment equipment is connect with the age identification apparatus, for receiving the head age type and by the head
Age type and the age type of file destination setting carry out compliance evaluation, and export assessment result.
2. video file as described in claim 1 reads analysis system, it is characterised in that:
In the age identification apparatus, the piece first year is determined based on each window processing image corresponding each reference clothes age
It include: using the most reference clothes age corresponding age type of frequency of occurrence as head age type for type.
3. video file as claimed in claim 2 reads analysis system, it is characterised in that:
In the pixel unit equipment, determine whether pixel is edge pixel point packet based on the pixel value of surrounding pixel point
It includes: determining whether pixel is edge pixel point based on the red color component value of surrounding pixel point.
4. video file as claimed in claim 3 reads analysis system, it is characterised in that:
In the pixel unit equipment, determine whether pixel is edge pixel point packet based on the pixel value of surrounding pixel point
It includes: determining whether pixel is edge pixel point based on the blue color component value of surrounding pixel point.
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| CN102521565A (en) * | 2011-11-23 | 2012-06-27 | 浙江晨鹰科技有限公司 | Garment identification method and system for low-resolution video |
| CN106776619A (en) * | 2015-11-20 | 2017-05-31 | 百度在线网络技术（北京）有限公司 | Method and apparatus for determining the attribute information of destination object |
| CN108282684A (en) * | 2017-01-06 | 2018-07-13 | 北京视连通科技有限公司 | A kind of multimedia advertising broadcasting method based on scene or special object |
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| US8446490B2 (en) * | 2010-05-25 | 2013-05-21 | Intellectual Ventures Fund 83 Llc | Video capture system producing a video summary |
| WO2012038924A2 (en) * | 2010-09-22 | 2012-03-29 | Nds Limited | Enriching digital photographs |
| CN104331863B (en) * | 2014-10-15 | 2018-01-09 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of image filtering denoising method |
| CN105243649A (en) * | 2015-11-09 | 2016-01-13 | 天津大学 | Image denoising method based on secondary noise point detection |
| CN106022278A (en) * | 2016-05-26 | 2016-10-12 | 天津艾思科尔科技有限公司 | Method and system for detecting people wearing burka in video images |
| CN106546233A (en) * | 2016-10-31 | 2017-03-29 | 西北工业大学 | A kind of monocular visual positioning method towards cooperative target |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102521565A (en) * | 2011-11-23 | 2012-06-27 | 浙江晨鹰科技有限公司 | Garment identification method and system for low-resolution video |
| CN106776619A (en) * | 2015-11-20 | 2017-05-31 | 百度在线网络技术（北京）有限公司 | Method and apparatus for determining the attribute information of destination object |
| CN108282684A (en) * | 2017-01-06 | 2018-07-13 | 北京视连通科技有限公司 | A kind of multimedia advertising broadcasting method based on scene or special object |
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