CN110933458B - Method and device for over-packet detection, computer equipment and storage medium - Google Patents

Method and device for over-packet detection, computer equipment and storage medium Download PDF

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CN110933458B
CN110933458B CN201911023741.0A CN201911023741A CN110933458B CN 110933458 B CN110933458 B CN 110933458B CN 201911023741 A CN201911023741 A CN 201911023741A CN 110933458 B CN110933458 B CN 110933458B
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video stream
ray picture
picture
imaging
information
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CN110933458A (en
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余鸿浩
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Zhejiang Dahua Technology Co Ltd
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Zhejiang Dahua Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/40Scenes; Scene-specific elements in video content
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16Human faces, e.g. facial parts, sketches or expressions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/23418Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics

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Abstract

According to the invention, an X-ray picture of a wrapped object is obtained by adopting a method of wrapped detection, and the X-ray picture is coded into an imaging video stream according to the imaging time of the X-ray picture; the method comprises the steps of receiving first viewing request information of the X-ray picture, displaying the imaging video stream corresponding to the first viewing request information according to the imaging time, and achieving real-time viewing of the imaging video stream information, so that the problems that an applied security check machine can only store the X-ray picture of a packaged object and the security check identification function is single are solved.

Description

Method and device for over-packet detection, computer equipment and storage medium
Technical Field
The present application relates to the field of image processing technologies, and in particular, to a method and an apparatus for over-packet detection, a computer device, and a storage medium.
Background
The security inspection machine in the security industry is widely applied to logistics industry, airports, railway stations, subway stations, industrial detection and the like, and is electronic equipment for conveying wrapped objects into an X-ray inspection channel on the security inspection machine for inspection by means of a conveyor belt on the security inspection machine. After an object placed on a conveyor belt enters an X-ray inspection channel, an object detection sensor is triggered to generate an image detection signal, the image detection signal indicates an X-ray beam detector to detect and image the object on the conveyor belt, in the detection imaging process, a security inspection machine in the related art can only store imaging pictures of the object, and the security inspection identification function is single.
Aiming at the problems that in the related art, the applied security inspection machine can only store the imaging picture of the wrapped object and the security inspection identification function is single, an effective solution is not provided at present.
Disclosure of Invention
The invention provides a method, a device, computer equipment and a storage medium for over-package detection, aiming at the problems that in the related art, a security check machine applied in the market at present can only store an imaging picture of a over-package object and has a single security check identification function.
According to an aspect of the present invention, there is provided a method of over-packet detection, the method comprising:
acquiring an X-ray picture of the wrapped object;
and coding the X-ray pictures into video stream imaging information according to the imaging time of the X-ray pictures in a time sequence and at a fixed frame rate, wherein the fixed frame rate can be preset by a user.
And receiving first viewing request information of the X-ray picture, and displaying the imaging video stream information corresponding to the first viewing request information according to the imaging time.
In one embodiment, said encoding said X-ray picture into video stream imaging information comprises:
under the condition that a holder of the wrapped object places the wrapped object, acquiring a face recognition video stream of the holder within a preset time period, and acquiring a face recognition picture according to the face recognition video stream;
and receiving second viewing request information of the X-ray picture or the face recognition picture, and displaying the imaging video stream and the face recognition video stream corresponding to the second viewing information on the same display interface according to the corresponding relation between the imaging time and the recognition time of the face recognition picture.
In one embodiment, said encoding said X-ray picture into video stream imaging information comprises:
acquiring first video stream information and second video stream information of a security check machine, wherein the first video stream information is a video at an inlet of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an outlet of the security check machine corresponding to the X-ray picture;
receiving third viewing request information of the X-ray picture, and displaying the imaging video stream, the first video stream information and the second video stream information corresponding to the third viewing request information on the same display interface according to the time corresponding relation between the imaging time and the first video stream information and the second video stream information.
In one embodiment, the acquiring the X-ray picture of the wrapped object comprises:
identifying the existence condition of contraband in the X-ray picture through an algorithm, and outputting a contraband identification result;
and under the condition that the contraband exists in the contraband identification result, overlapping a contraband identification mark corresponding to the contraband to the X-ray picture.
According to another aspect of the present invention, there is provided an apparatus for over packet detection, the apparatus comprising:
the image acquisition module is used for acquiring an X-ray picture of the wrapped object;
the image coding module is used for coding the X-ray picture into an imaging video stream according to the imaging time of the X-ray picture;
and the display module is used for receiving first viewing request information of the X-ray picture and displaying the imaging video stream corresponding to the first viewing request information according to the imaging time.
In one embodiment, the apparatus comprises:
the network receiving module is used for acquiring a face recognition video stream of a holder within a preset time period under the condition that the holder of the wrapped object places the wrapped object, and acquiring a face recognition picture according to the face recognition video stream;
the display module is further configured to receive second viewing request information of the X-ray picture or the face recognition picture, and display the imaging video stream and the face recognition video stream corresponding to the second viewing information on the same display interface according to a correspondence between the imaging time and the recognition time of the face recognition picture.
In one embodiment, the apparatus comprises:
the network receiving module is further configured to obtain first video stream information and second video stream information of a security check machine, where the first video stream information is a video at an entrance of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an exit of the security check machine corresponding to the X-ray picture;
the display module is further configured to receive third viewing request information of the X-ray picture, and display, on the same display interface, the imaging video stream, the first video stream information, and the second video stream information corresponding to the third viewing request information according to a time correspondence between the imaging time and the first video stream information, and the second video stream information.
In one embodiment, the apparatus comprises:
the intelligent identification module is used for identifying the existence condition of contraband in the X-ray picture through an algorithm and outputting a contraband identification result;
and under the condition that the contraband exists in the contraband identification result, the intelligent identification module superposes a contraband identification mark corresponding to the contraband on the X-ray picture.
According to another aspect of the invention, there is provided a computer device comprising a memory storing a computer program and a processor implementing the method of any of the above when the processor executes the computer program.
According to another aspect of the invention, a computer-readable storage medium is provided, on which a computer program is stored, characterized in that the computer program realizes the steps of the method of any of the above when executed by a processor.
According to the invention, an X-ray picture of a wrapped object is obtained by adopting a method of wrapped detection, and the X-ray picture is coded into an imaging video stream according to the imaging time of the X-ray picture; the method comprises the steps of receiving first viewing request information of the X-ray picture, displaying the imaging video stream corresponding to the first viewing request information according to the imaging time, and achieving real-time viewing of the imaging video stream information, so that the problems that an applied security check machine can only store the X-ray picture of a packaged object and the security check identification function is single are solved.
Drawings
Fig. 1 is a block diagram of a security inspection machine according to an embodiment of the present invention;
FIG. 2 is a first flowchart of a method of over-packet detection according to an embodiment of the present invention;
FIG. 3 is a flowchart illustrating a method of over-packet detection according to an embodiment of the invention;
fig. 4 is a flowchart of a method of over-packet detection according to an embodiment of the present invention;
FIG. 5 is a fourth flowchart of a method of over-packet detection according to an embodiment of the present invention;
FIG. 6 is a block diagram illustrating an apparatus for over-packet detection according to an embodiment of the present invention;
FIG. 7 is a block diagram of a device for over-packet detection according to an embodiment of the present invention;
FIG. 8 is a block diagram of a device for over-packet detection according to an embodiment of the present invention;
fig. 9 is an internal structural view of a computer apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the present embodiment, a security inspection machine is provided, and fig. 1 is a block diagram of a security inspection machine according to an embodiment of the present invention, as shown in fig. 1, a power module 102 of the security inspection machine provides power; the control module 104 is used for controlling the conveying device 106 and the X-ray detection module 108; the conveying device 106 transmits the wrapped object to the X-ray detection module 108, and the X-ray detection module 108 performs X-ray detection imaging on the wrapped object; acquiring an X-ray picture of a packaged object through the image acquisition module 110, encoding the X-ray picture into an imaging video stream through the image encoding module 112, and storing the imaging video stream in the storage module 114 or sending the imaging video stream to the network sending module 116; the network receiving module 118 is configured to receive videos captured by the face camera 120, the entrance camera 122, and the exit camera 124, and store the videos in the storage module 114, or send the videos to the network sending module 116, or decode the videos through the decoding module 126, and send the decoded videos to the display module 128, so as to be displayed on the display 130; the intelligent identification module 132 is used for identifying whether contraband exists in the X-ray picture, and an audible and visual alarm 134 gives an alarm when the contraband exists.
In this embodiment, a method for over packet detection is provided, and fig. 2 is a flowchart of a method for over packet detection according to an embodiment of the present invention, as shown in fig. 2, the method includes the following steps:
step S202, obtaining an X-ray picture of the wrapped object; when the wrapped object is placed on the conveying device 106 of the security inspection machine, the conveying device 106 conveys the wrapped object into the X-ray detection module 108 of the security inspection machine, X-ray detection is carried out on the wrapped object, and an X-ray picture obtained by the detection is acquired by the security inspection machine and stored.
Step S204, according to the imaging time of the X-ray picture, the X-ray picture is coded into an imaging video stream according to the time sequence and the fixed frame rate; the imaging time is obtained by a clock chip of the control module 104, the fixed frame rate can be preset by a user, and the X-ray picture is encoded into frame data according to the fixed frame rate, and then the frame data is encoded into an imaging video stream; the encoding includes at least one of: h.264 coding or h.265 coding.
Step S206, receiving first viewing request information of the X-ray picture, and displaying the imaging video stream corresponding to the first viewing request information according to the imaging time; the X-ray picture is retrieved, and under the condition that the X-ray picture needing to be viewed is retrieved, the security check machine receives first viewing request information of the X-ray picture and automatically associates the imaging video stream information for playback; the first viewing request information is sent to the security check machine under the condition that a security check worker performs viewing operation on the retrieved X-ray picture, and the viewing operation can be double-click operation on the X-ray picture.
In the related art, the security check machine can only check or store the X-ray picture, but the embodiment of the invention can acquire the X-ray picture of the wrapped object, encode the X-ray picture into the video stream imaging information, and display the imaging video stream information according to the imaging time under the condition of receiving the checking request information of the X-ray picture, so that the X-ray picture detected by the security check machine is encoded into a video and stored, and the video playback can be performed, thereby solving the problem that the applied security check machine can only store the X-ray picture but can not store the video for performing the X-ray imaging on the wrapped object.
In an embodiment, a method for over packet detection is provided, and fig. 3 is a flowchart of a method for over packet detection according to an embodiment of the present invention, as shown in fig. 3, the method includes the following steps:
step S302, under the condition that a holder of the wrapped object places the wrapped object, acquiring a face recognition video stream of the holder within a preset time period, and acquiring a face recognition picture according to the face recognition video stream; wherein, the time when the holder places the wrapped object on the conveying device 106 is determined, for example, the time when the face camera 120 of the security inspection machine takes a face snapshot of the holder is taken as the time when the wrapped object is placed, and in addition, the imaging time of the X-ray picture of the wrapped object can also be taken as the time when the wrapped object is placed; the preset time period can be 10 seconds before or after the time for placing the wrapped article by the holder; and comparing the acquired face recognition picture with a face recognition database prestored in a security check machine, thereby carrying out identity verification on the holder.
Step S304, receiving second viewing request information of the X-ray picture or the face recognition picture, displaying the imaging video stream and the face recognition video stream corresponding to the second viewing information according to the corresponding relation between the imaging time and the recognition time of the face recognition picture on the same display interface, wherein the X-ray picture or the face recognition picture is retrieved, and under the condition that the X-ray picture or the face recognition picture needing to be viewed is retrieved, the security check machine receives the second viewing request information, decodes the face recognition video stream, and plays back the imaging video stream information and the decoded face recognition video stream; in the case that the security check personnel performs a check operation on the retrieved X-ray picture or face recognition picture, for example, performs a double-click operation on the X-ray picture or face recognition picture, the security check machine receives the second check request information.
Through steps S302 to S304, a face recognition video stream of the holder of the wrapped article is acquired, a face recognition picture is acquired according to the face recognition video stream, and identity authentication of the holder is achieved through face recognition; and receiving second viewing request information of the X-ray picture or the face recognition picture, and displaying the imaging video stream and the face recognition video stream corresponding to the second viewing information on the same display interface, so that security check personnel can retrieve the holder from the package object, and multi-path video playback is realized.
In an embodiment, a method for over packet detection is provided, and fig. 4 is a flowchart of a method for over packet detection according to an embodiment of the present invention, as shown in fig. 4, the method includes the following steps:
step S402, acquiring first video stream information and second video stream information of a security check machine, wherein the first video stream information is a video at an inlet of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an outlet of the security check machine corresponding to the X-ray picture; the video at the entrance and exit of the security check machine corresponding to the X-ray picture are respectively captured by an entrance camera 122 arranged at the entrance of the security check machine and an exit camera 124 arranged at the exit.
Step S404, receiving a third viewing request message of the X-ray picture, and displaying the imaging video stream, the first video stream message and the second video stream message corresponding to the third viewing request message on the same display interface according to the time corresponding relationship between the imaging time and the first video stream message and the second video stream message; the security check machine receives third viewing request information of the X-ray picture, decodes the first video stream information and the second video stream information, and plays back the imaging video stream and the decoded first video stream information and the decoded second video stream information; the third viewing request message may be sent to the security check machine when the security check personnel performs a double-click operation on the retrieved X-ray picture.
Through steps S402 to S404, acquiring and storing videos at an inlet and an outlet of the security check machine corresponding to the X-ray picture; and receiving third viewing request information of the X-ray picture, and displaying the imaging video stream corresponding to the third viewing request information, the video at the inlet and the outlet of the security check machine, thereby monitoring a security check site and realizing the playback of the multi-channel video for X-ray detection of the package-passing object and the security check site monitoring.
In one embodiment, a method for over packet detection is provided, and fig. 5 is a flowchart of a method for over packet detection according to an embodiment of the present invention, as shown in fig. 5, the method includes the following steps:
step S502, identifying the existence condition of contraband in the X-ray picture through an algorithm, and outputting a contraband identification result; the algorithm can be a deep learning algorithm and is used for intelligently detecting whether contraband exists in the package object.
Step S504, under the condition that the contraband exists in the contraband identification result, the contraband identification mark corresponding to the contraband is superposed on the X-ray picture; in the case that the contraband exists in the contraband identification result, an audible and visual alarm can be triggered, and the audible and visual alarm 134 gives an alarm, so that security personnel can be timely reminded of the contraband existing in the articles wrapped in the bag.
Through the steps S502 to S504, the existence condition of the contraband in the X-ray picture is identified through the algorithm, the contraband identification result is output, the contraband identification mark corresponding to the contraband is superposed on the X-ray picture, the contraband identification mark is stored and displayed, and meanwhile, sound and light alarm can be carried out, so that the function of automatically identifying the contraband in the package article by the security inspection machine is realized, the error of the identification result caused by the experience difference of different people in the process of manually identifying the contraband is greatly reduced, and the problem that the contraband can only be identified by checking the X-ray picture by security inspection personnel by the security inspection machine applied to the market is solved.
It should be understood that, although the steps in the flowcharts of fig. 2 to 5 are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least some of the steps in fig. 2-5 may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performing the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least some of the sub-steps or stages of other steps.
In one embodiment, a method of over-packet detection is provided, the method further comprising: receiving first video stream information, second video stream information and a face recognition video stream, acquiring a face recognition picture according to the face recognition video stream, and storing the first video stream information, the second video stream information, the face recognition video stream and the face recognition picture; and under the condition that the X-ray picture or the face recognition picture which needs to be checked is retrieved, decoding the first video stream information, the second video stream information and the face recognition video stream, and simultaneously displaying the first video stream information, the second video stream information, the face recognition video stream and the imaging video stream for 4-channel video playback.
In this embodiment, an apparatus for over packet detection is provided, and fig. 6 is a first structural diagram of an apparatus for over packet detection according to an embodiment of the present invention, as shown in fig. 6, the apparatus includes:
the image acquisition module 110 is used for acquiring an X-ray picture of the wrapped object;
an image encoding module 112, configured to encode the X-ray picture into an imaging video stream according to the imaging time of the X-ray picture;
and the display module 128 is configured to receive the first viewing request information of the X-ray picture, and display the imaging video stream corresponding to the first viewing request information according to the imaging time.
By the device for detecting the over-packaging, the image acquisition module 110 acquires an X-ray picture of the over-packaging object, the image coding module 112 codes the X-ray picture into video stream imaging information, and the display module 128 displays the imaging video stream information according to the imaging time under the condition that viewing request information of the X-ray picture is received, so that the X-ray picture detected by the security check machine is coded into a video and stored, video playback can be performed, and the problem that the applied security check machine can only store the X-ray picture but cannot store the video obtained by performing X-ray imaging on the over-packaging object is solved.
In one embodiment, an apparatus for over packet detection is provided, and fig. 7 is a second structural diagram of an apparatus for over packet detection according to an embodiment of the present invention, as shown in fig. 7, the apparatus includes:
the network receiving module 118 is configured to receive a face recognition video stream of a holder of the wrapped object within a preset time period and obtain a face recognition picture according to the face recognition video stream, when the holder places the wrapped object;
the display module 128 is further configured to receive second viewing request information of the X-ray picture or the face recognition picture, and display the imaging video stream and the face recognition video stream corresponding to the second viewing information on the same display interface according to the correspondence between the imaging time and the recognition time of the face recognition picture.
In one embodiment, there is provided an apparatus for over packet detection, the apparatus comprising:
the network receiving module 118 is further configured to receive first video stream information and second video stream information of a security check machine, where the first video stream information is a video at an entrance of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an exit of the security check machine corresponding to the X-ray picture;
the display module 128 is further configured to receive third viewing request information of the X-ray picture, and display the imaging video stream, the first video stream information, and the second video stream information corresponding to the third viewing request information on the same display interface according to a time correspondence relationship between the imaging time and the first video stream information, and the second video stream information.
In one embodiment, an apparatus for over packet detection is provided, and fig. 8 is a block diagram of an apparatus for over packet detection according to an embodiment of the present invention, as shown in fig. 8, the apparatus includes:
the intelligent identification module 132 is used for identifying the existence condition of contraband in the X-ray picture through an algorithm and outputting a contraband identification result;
in the case that there is contraband in the contraband identification result, the intelligent identification module 132 superimposes the contraband identification mark corresponding to the contraband on the X-ray picture.
For the specific definition of the apparatus for over-packet detection, reference may be made to the above definition of the method for over-packet detection, which is not described herein again. The modules in the above apparatus for detecting over-packets can be implemented wholly or partially by software, hardware and their combination. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
In one embodiment, a computer device is provided, which may be a terminal. Fig. 9 is a block diagram of the inside of a computer device according to an embodiment of the present invention, as shown in fig. 9. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of over-packet detection. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 9 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, which includes a memory, a processor, and a computer program stored on the memory and executable on the processor, and the processor executes the computer program to implement the steps of the over-packet detection method provided in the above embodiments.
In one embodiment, a computer-readable storage medium is provided, on which a computer program is stored, and the computer program is executed by a processor to implement the steps in the over-packet detection method provided by the above embodiments.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (8)

1. A method of over-packet detection, the method comprising:
acquiring an X-ray picture of the wrapped object;
according to the imaging time of the X-ray picture, coding the X-ray picture into an imaging video stream according to the time sequence and a fixed frame rate;
under the condition that a holder of the wrapped object places the wrapped object, acquiring a face recognition video stream of the holder within a preset time period, and acquiring a face recognition picture according to the face recognition video stream;
receiving first viewing request information of the X-ray picture, and displaying the imaging video stream corresponding to the first viewing request information according to the imaging time; and receiving second viewing request information of the X-ray picture or the face recognition picture, and displaying the imaging video stream and the face recognition video stream corresponding to the second viewing request information on the same display interface according to the corresponding relation between the imaging time and the recognition time of the face recognition picture.
2. The method of claim 1, wherein said encoding said X-ray picture into an imaged video stream comprises:
acquiring first video stream information and second video stream information of a security check machine, wherein the first video stream information is a video at an inlet of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an outlet of the security check machine corresponding to the X-ray picture;
receiving third viewing request information of the X-ray picture, and displaying the imaging video stream, the first video stream information and the second video stream information corresponding to the third viewing request information on the same display interface according to the time corresponding relation between the imaging time and the first video stream information and the second video stream information.
3. The method of any one of claims 1 to 2, wherein said obtaining an X-ray picture of a wrapped object comprises:
identifying the existence condition of contraband in the X-ray picture through an algorithm, and outputting a contraband identification result;
and under the condition that the contraband exists in the contraband identification result, overlapping a contraband identification mark corresponding to the contraband to the X-ray picture.
4. An apparatus for over-packet detection, the apparatus comprising:
the image acquisition module is used for acquiring an X-ray picture of the wrapped object;
the image coding module is used for coding the X-ray pictures into imaging video streams according to the imaging time of the X-ray pictures and the time sequence and the fixed frame rate;
the network receiving module is used for receiving the face recognition video stream of the holder in a preset time period under the condition that the holder of the article to be wrapped is placed on the article to be wrapped, and acquiring a face recognition picture according to the face recognition video stream;
the display module is used for receiving first viewing request information of the X-ray picture and displaying the imaging video stream corresponding to the first viewing request information according to the imaging time; the display module is further configured to receive second viewing request information of the X-ray picture or the face recognition picture, and display the imaging video stream and the face recognition video stream corresponding to the second viewing request information on the same display interface according to a correspondence between the imaging time and the recognition time of the face recognition picture.
5. The apparatus of claim 4, wherein the apparatus comprises:
the network receiving module is further configured to receive first video stream information and second video stream information of a security check machine, where the first video stream information is a video at an entrance of the security check machine corresponding to the X-ray picture, and the second video stream information is a video at an exit of the security check machine corresponding to the X-ray picture;
the display module is further configured to receive third viewing request information of the X-ray picture, and display, on the same display interface, the imaging video stream, the first video stream information, and the second video stream information corresponding to the third viewing request information according to a time correspondence between the imaging time and the first video stream information, and the second video stream information.
6. The apparatus according to any one of claims 4 to 5, characterized in that it comprises:
the intelligent identification module is used for identifying the existence condition of contraband in the X-ray picture through an algorithm and outputting a contraband identification result;
and under the condition that the contraband exists in the contraband identification result, the intelligent identification module superposes a contraband identification mark corresponding to the contraband on the X-ray picture.
7. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method of any of claims 1 to 3 are implemented when the computer program is executed by the processor.
8. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 3.
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