GA/T 1154.3-2017 English PDFUS$969.00 · In stock
Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GA/T 1154.3-2017: Video image analysis instrument—Part 3: Technical requirements for video image retrieval Status: Valid
Basic dataStandard ID: GA/T 1154.3-2017 (GA/T1154.3-2017)Description (Translated English): Video image analysis instrument��Part 3: Technical requirements for video image retrieval Sector / Industry: Public Security (Police) Industry Standard (Recommended) Classification of Chinese Standard: A91 Classification of International Standard: 13.310 Word Count Estimation: 42,498 Date of Issue: 2017-09-25 Date of Implementation: 2017-11-01 Issuing agency(ies): Ministry of Public Security GA/T 1154.3-2017: Video image analysis instrument—Part 3: Technical requirements for video image retrieval---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Video image analysis instrument-Part 3.Technical requirements for video image retrieval ICS 13.310 A91 People's Republic of China Public Safety Industry Standard Video image analyzer Part 3.Video image retrieval technical requirements 2017-09-25 released 2017-11-01 implementation Issued by the Ministry of Public Security of the People's Republic of China Table of contentsPreface Ⅲ 1 Scope 1 2 Normative references 1 3 Terms, definitions and abbreviations 1 3.1 Terms and definitions 1 3.2 Abbreviations 3 4 General 3 4.1 Retrieval function classification classification code 3 4.2 Product number 4 4.3 Functional composition 5 5 Technical requirements 6 5.1 Functional requirements 6 5.2 Video image retrieval 10 6 Test method 18 6.1 Test conditions 18 6.2 Functional requirements inspection 18 6.3 Video image retrieval test 20 7 Inspection rules 24 Appendix A (informative appendix) Common original video formats 28 Appendix B (informative appendix) Common vehicle brand logos 30 Appendix C (informative appendix) Video image library requirements for retrieval test 32 Appendix D (Normative Appendix) Video Marking Principle 35 Reference 37 Video image analyzer Part 3.Video image retrieval technical requirements1 ScopeThis part of GA/T 1154 specifies the terms, definitions and abbreviations of video image analyzers related to video image retrieval functions and performance Language, general rules, technical requirements, test methods, inspection rules. This part is the specific refinement of the image retrieval part in GA/T 1154.1. This section applies to the development, production, inspection and application of video image analyzers with video image retrieval functions.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 30147-2013 Technical requirements for real-time intelligent analysis equipment for security surveillance video GA 36 People's Republic of China Motor Vehicle Number Plate GA 802 Motor Vehicle Type Terms and Definitions GA/T 1154.1-2014 Video Image Analyzer Part 1.General Technical Requirements GA/T 1154.2-2014 Video Image Analyzer Part 2.Video Image Abstract Technical Requirements GA/T 1400.1 Public Security Video Image Information Application System Part 1.General Technical Requirements GA/T 1400.4 Public Security Video Image Information Application System Part 4.Interface Protocol Requirements 3 Terms, definitions and abbreviations 3.1 Terms and definitions GB/T 30147-2013, GA/T 1154.1-2014, GA/T 1154.2-2014, GA/T 1400.1 and the following techniques The terms and definitions apply to this document. 3.1.1 Video image retrieval videoimageretrieval Focus on objects or events of people, vehicles, objects, etc. in video images, based on category, color, shape, texture, behavior, appearance time, etc. The process of feature indexing and rapid positioning. 3.1.2 Cluevideo A video clip of the target and event intercepted from the video. [GA/T 1154.2-2014, definition 3.1.4] 3.1.3 Clueimage The original image containing the target and event of interest or the frame containing the target and event intercepted from the video. 3.1.4 Snapshot The image of the target object at a certain point in time. It can be a frame captured from the original video, or a specific focus on the background of the original video d) Video file format. It should be compatible with more than or equal to 30 original video formats (see the attached file name suffix for the supported original video format 30 kinds of video formats in A), the video can be played normally after transcoding, and there is no abnormal conditions such as blurred screen, black screen, and stuck screen, and Can preprocess and retrieve normally; e) The video screenshot, the format should meet the requirements of the clue image data, and the size of the target at the input video image D1 resolution should not be Less than 48×96 pixels. 5.1.1.3 Video image attributes It should be able to detect the attributes of the imported original video image, and be able to view the video image resolution, video duration, video frame rate, and video file size. Small, video image format, hash value, etc. 5.1.2 Video image management 5.1.2.1 Video image playback The following playback methods are supported. a) Multi-window playback Should support greater than or equal to 6 screens to watch related videos, and should support greater than or equal to 6 screens to watch the same video Frequency monitoring points in the original video at different time periods. Should support viewing the original video or condensed video of at least 6 videos, and allow the user to adjust each video separately during the viewing process Playback position and progress. b) Special effects playback Should support loop playback, full screen playback, screen zooming, fast forward playback, slow forward playback, frame forward and backward playback, etc. form. c) Synchronous playback Should support simultaneous playback of multiple windows, including simultaneous start, simultaneous pause, simultaneous stop, simultaneous fast forward/slow playback, and simultaneous forward N Seconds, and start playing from a certain absolute time at the same time. d) Asynchronous playback Should support individual control of each video playback window through the playback control area. e) Video scrolling It is advisable to support the original video to start rolling playback with the monitoring point as a unit or to specify a rolling playlist by yourself. f) Variable speed playback When playing the original video, it is advisable to support normal playback of the target segment, and skip the targetless segment directly or at 2/4/8/16/32x speed Play. 5.1.2.2 Video image tagging The following video image tagging functions are supported. a) Target circle mark It should support taking screenshots and video clips of videos, marking people and vehicles with symbol circles. b) Time stamp Should support when playing video, superimpose the corrected absolute time mark on the original video screen, the superimposed position can be manually by the user select. 5.1.3 Search task management 5.1.3.1 Task type setting Should support retrieval task setting and submission. The tasks include. a) Single-task retrieval of persons, vehicles, objects, and events; b) Multi-task retrieval of persons, vehicles, objects and events. 5.1.3.2 Task condition setting The following task condition setting functions are supported. a) Time period setting Should support the retrieval of videos in a specific time period in the original video. b) Regional settings Should support the setting of a specific retrieval area in the video scene. c) Rule setting Should support the setting of retrieval conditions in the video scene. d) Scene mode setting Should support the scene mode setting. Scene modes include. time period, weather and environment, etc. e) Frame setting It should support the frame extraction processing of the original video, and the frame extraction interval can be set. 5.1.3.3 Task status display It should support the visual display of the status and progress of task processing on the display interface of the retrieval device. Should support simultaneous display of multiple The status of the tasks and historical tasks. 5.1.3.4 Task save Each time the preprocessing or retrieval conditions are changed, a new task corresponding to it should be generated. The task can be named, saved, or renamed. 5.1.3.5 Delete task Should support the deletion of tasks. 5.1.3.6 Task statistics The number of failed upload videos, the number of videos being uploaded, the number of videos being transcoded, the number of videos waiting to be transcoded, and the preprocessing task should be displayed in real time The number of tasks waiting for preprocessing. 5.1.3.7 Task priority setting It should support priority setting for video processing tasks, and high priority tasks are processed first. 5.1.3.8 Automatic execution of task plan It should be able to periodically and automatically download the designated channel from the public security video image information application system, DVR or NVR according to the predetermined plan. The video of the specified time period is automatically preprocessed and retrieved. 5.1.4 Search result output display and search result export 5.1.4.1 Results display The following result display functions are supported. a) It should support the display of search results in a snapshot mode, and the snapshot should contain a complete background; b) The target panoramic display should be supported, that is, in the snapshot, a certain target is displayed from entering the scene, in the scene of the scene and leaving the scene, etc. Scenarios at different moments; c) In the cross-line snapshot, the cross-line position should be displayed, and the target is near the cross-line position; d) It is advisable to support the display of snapshots at the original video resolution, or display the results at reduced resolution. 5.1.4.2 Snapshot display mode The following snapshot display mode functions are supported. a) The user can manually adjust the snapshot display list mode. It should at least support the selection of 4 snapshots per row. The size of the snapshot is adjusted according to the number of columns. Dynamic adjustment; b) During the video retrieval process, the snapshot list should be automatically updated to facilitate viewing. Do not calculate the transcoding time, the first snapshot output delay Not more than 30s. 5.1.4.3 Snapshot sorting and query The following snapshot sorting and query functions shall be supported. a) Output and download target snapshots ranked from high to low in the similarity of retrieval features; b) Directly filter the snapshot results according to the category of people and vehicles; c) Sort the snapshot results directly by time, color, etc.; d) For the case, or certain monitoring points, or certain videos, use absolute time period, personnel and vehicle types, colors or target images as Conditions, search at the same time, and the results are uniformly sorted and displayed; e) Backtrack from the snapshot to the original video, click on the snapshot to watch the movement state of the target in the original video. 5.1.4.4 Snapshot comparison view It should be possible to compare at least 4 video snapshot lists on the same screen. 5.1.4.5 Export search results The export of search results meets the following requirements. a) Video export Should support users to export videos and video fragments transcoded from the original video in MPEG-4 or H.264 or SVAC encoding format And summary video, can play the exported video. b) Description file export It should support the export of associated description files and meet the requirements of GB/T 30147-2013. 5.1.4.6 Target aggregation It shall have the function of enabling and disabling the search result target aggregation option setting. 5.1.4.7 Docking with public security video image information application system The docking with the public security video image information application system meets the following requirements. a) The equipment should exchange data with the public security video image information application platform through the analysis interface; b) The equipment shall exchange data with the public security video image information database through the data service interface or collection interface; c) The analysis interface, data service interface and acquisition interface protocol should comply with the regulations in GA/T 1400.4. 5.1.5 Log Management The equipment should output necessary operation and maintenance logs (including operation logs, equipment operation status logs, and task execution logs) to facilitate troubleshooting Restoration and maintenance. 5.1.6 Data storage 5.1.6.1 Local storage Automatically save the original video to the specified directory of the retrieval device, and can take screenshots or download video clips and clue videos in the original video, automatically save Save to the specified directory of the retrieval device. 5.1.6.2 Manual and automatic backup Support USB interface storage device, SATA interface hard disk duplicator for manual backup of clue video and original video, and support The hard disk with SATA interface automatically backs up the clue video and the original video. 5.2 Video image retrieval 5.2.1 Scope of video image retrieval methods 5.2.1.1 Search Type Should support one or more types of persons, vehicles, objects carried by persons and event retrieval. 5.2.1.2 Search method The retrieval method should support. a) Search methods such as target classification retrieval, text semantic retrieval, image or video retrieval, and event retrieval; b) Conditional combination retrieval, which supports multiple conditional retrieval based on multiple conditions such as person and vehicle classification, direction, color, etc. directly in the video. 5.2.1.3 Search scope The search scope should support. a) Retrieval of a single video file; b) Under the same search condition, search for multiple video files under the same camera; c) Under the same retrieval condition, the retrieval of multiple video files under different cameras is cross-camera retrieval. 5.2.2 Personnel search 5.2.2.1 Task type The types of personnel retrieval tasks can be divided into. a) Single; b) Two or more people; c) People carrying objects or cyclists; d) Pedestrian retrieval under special scenes or other restricted conditions, etc. 5.2.2.2 Search method 5.2.2.2.1 Search based on target classification Should support the target classification is the retrieval of personnel. Among them, the classification characteristics of people are based on pedestrians, cyclists, people with objects, special scenes or He classifies pedestrians under restraint conditions. 5.2.3 Vehicle retrieval 5.2.3.1 Search method 5.2.3.1.1 Vehicle classification search It should have the recognition function of vehicle types such as cars, trailers, motorcycles, etc.; for vehicles whose vehicle types are cars, it should be able to identify cars and passenger cars. Sub-types of vehicles such as cars, vans, heavy and medium trucks, and light trucks. The classification of vehicle types should meet the requirements of GA 802. a) Class A, support forward surveillance video; b) Class B, supports forward and reverse surveillance video. 5.2.3.1.2 Car body color classification search The color types that should support body recognition include white, gray, yellow, pink, purple, green, blue, red, brown, and black. 5.2.3.1.3 License plate information retrieval Should support the identification of license plate information including. a) The types of license plates should include GA 36 license plates, armed police vehicle license plates and military vehicle license plates, etc.; b) Number plate characters, military and armed police number plate characters and other number plate characters specified by GA 36; c) The color of the number plate, military and armed police number plate specified by GA 36. 5.2.3.1.4 Vehicle brand classification search Should support to retrieve the passing information of the designated vehicle brand from the video, see Appendix B.1 for the brand type. 5.2.3.1.5 Search for cars in video with pictures Support the use of vehicle screenshots in the video or target vehicle photos (including forward and reverse) to search for similar vehicles/two wheels in surveillance videos Electric cars/motorcycles, get the similarity and sort them. 5.2.3.1.6 Search for cars in the image library with pictures Support the use of vehicle screenshots in the video or target vehicle photos (including forward and reverse) to search in the image library formed by capturing the surveillance video Find similar motor vehicles/two-wheel electric vehicles/motorcycles, get the similarity and sort them. 5.2.3.1.7 Search for cars in the image library by video Support selecting a certain vehicle in the active image (surveillance/mobile phone shooting or other) as a comparison reference for car search, and capture the shape in the surveillance video Search for similar motor vehicles/two-wheel electric vehicles/motorcycles in the created image library, get the similarity and sort. 5.2.3.1.8 Safety belt retrieval Support the retrieval of whether the driver is wearing a seat belt in the forward surveillance video. 5.2.3.1.9 Retrieval of sun visor Support the retrieval of the sun visor opening of the main and co-pilot positions in the daytime and night forward surveillance videos. 5.2.3.1.10 Image retrieval of cab personnel Support the retrieval of the images of the main cab personnel in the forward surveillance video. 6.2.1.2 Video image format Import a copy of the original video image samples of various video image formats specified in 5.1.1.2 into the retrieval device for decoding and video Search to determine whether it meets the requirements of 5.1.1.2. Refer to Appendix A to provide 30 original video samples in different formats, and import them into the retrieval device for playback and retrieval to determine whether they meet 5.1.1.2 requirements. 6.2.1.3 Video image attributes Provide 5 original video files with different durations, file sizes, video formats, and resolutions, and import them into the retrieval device. Check the video resolution, video duration, video frame rate, video file size, and video format in the screen to determine whether it meets the requirements of 5.1.1.3. 6.2.2 Video image management inspection 6.2.2.1 Video image playback Extract 5 original video samples from the test video specified in Appendix C, import them into the retrieval device, and operate multi-window playback and special effects according to the instructions Play, synchronous play, asynchronous play, video rolling play, variable speed play function, determine whether the equipment meets the requirements of 5.1.2.1. 6.2.2.2 Video image tagging Extract 5 original video samples from the test videos specified in Appendix C, import them into the retrieval equipment, and circle the labels and time according to the operation target of the manual. Interval marking function to determine whether the equipment meets the requirements of 5.1.2.2. 6.2.3 Retrieval task management inspection 6.2.3.1 Task type and condition setting Extract 1 sample of the original video from the test video specified in Appendix C and import it into the retrieval device. a) Check whether the software interface of the retrieval device can be separately set to retrieve personnel, vehicles, and events; b) Check whether the time period setting, area setting, rule setting, scene mode setting and frame setting function are supported, and judge whether it matches Meet the requirements of 5.1.3.1 and 5.1.3.2. 6.2.3.2 Task status display Extract a sample of the original video from the test video specified in Appendix C, import it into the retrieval device, perform the retrieval, and check whether the device software interface is Whether there is a task status progress display, determine whether it meets the requirements of 5.1.3.3. 6.......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GA/T 1154.3-2017_English be delivered?Answer: Upon your order, we will start to translate GA/T 1154.3-2017_English as soon as possible, and keep you informed of the progress. 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