CN111506769A - Video file processing method and device, storage medium and electronic device - Google Patents
Video file processing method and device, storage medium and electronic device Download PDFInfo
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- CN111506769A CN111506769A CN202010318365.4A CN202010318365A CN111506769A CN 111506769 A CN111506769 A CN 111506769A CN 202010318365 A CN202010318365 A CN 202010318365A CN 111506769 A CN111506769 A CN 111506769A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
- G06F16/73—Querying
- G06F16/732—Query formulation
- G06F16/7328—Query by example, e.g. a complete video frame or video sequence
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
- G06F16/73—Querying
- G06F16/738—Presentation of query results
- G06F16/739—Presentation of query results in form of a video summary, e.g. the video summary being a video sequence, a composite still image or having synthesized frames
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
- G06F16/78—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/7867—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, title and artist information, manually generated time, location and usage information, user ratings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The invention provides a video file processing method, a video file processing device, a storage medium and an electronic device, wherein the video file processing method comprises the following steps: obtaining an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a timestamp; determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file; and displaying the target video file. By the method and the device, the problem that the video monitoring wastes manpower is solved.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a method and an apparatus for processing a video file, a storage medium, and an electronic apparatus.
Background
The monitoring of the camera is common in life scenes, for example, whether a person steals or not can be monitored through the camera in a supermarket, and whether a traffic accident exists or not is monitored through the camera on a road. In a traditional monitoring mode, videos shot by a camera need to be checked manually, and monitoring personnel monitor events in the videos.
However, in the mode of manually monitoring the video, monitoring personnel are required to check the video in real time to find out events appearing in the video in time, so that a large amount of manpower is consumed. In addition, for events which are not easy to find, monitoring personnel can hardly find the events, and the problems of event omission exist.
Aiming at the problem that the video monitoring wastes manpower in the related technology, an effective solution does not exist at present.
Disclosure of Invention
The embodiment of the invention provides a video file processing method, a video file processing device, a storage medium and an electronic device, and at least solves the problem that labor is wasted in video monitoring in the related art.
According to an embodiment of the present invention, there is provided a video file processing method, including: obtaining an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a timestamp; determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file; and displaying the target video file.
Optionally, before the obtaining of an analysis result obtained by analyzing the video code stream by different analysis devices, the method includes: acquiring the video code stream sent by the camera equipment; and sending the video code stream to the at least two analysis devices to instruct each analysis device of the at least two analysis devices to analyze the object in the video code stream, wherein the object analyzed by each analysis device of the at least two analysis devices is different.
Optionally, embedding the analysis result into the video frame sequence to obtain a target video file, including: generating a target image including the analysis result; and inserting the target image into the video frame sequence to obtain the target video file.
Optionally, embedding the analysis result into the video frame sequence to obtain a target video file, further comprising: annotating the analysis result in an image included in the sequence of video frames corresponding to the analysis result.
Optionally, displaying the target video file comprises: and sending the target video file to a target client to indicate the target client to display the target video file.
According to another embodiment of the present invention, there is provided a video file processing apparatus including: the first acquisition module is used for acquiring an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a timestamp; the determining module is used for determining a video frame sequence corresponding to the timestamp in the video code stream and embedding the analysis result into the video frame sequence to obtain a target video file; and the display module is used for displaying the target video file.
Optionally, the apparatus comprises: the second acquisition module is used for acquiring the video code stream sent by the camera equipment; a sending module, configured to send the video code stream to the at least two analysis devices, so as to instruct each analysis device of the at least two analysis devices to analyze an object in the video code stream, where an object analyzed by each analysis device of the at least two analysis devices is different.
Optionally, the determining module includes: a generation unit configured to generate a target image including the analysis result; and the inserting unit is used for inserting the target image into the video frame sequence to obtain the target video file.
According to a further embodiment of the present invention, there is also provided a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to yet another embodiment of the present invention, there is also provided an electronic device, including a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
According to the invention, the analysis result obtained by analyzing the video code stream by at least two analysis devices is obtained, wherein the analysis result carries the timestamp, the video frame sequence corresponding to the timestamp is determined in the video code stream, and the analysis result is embedded into the video frame sequence to obtain the target video file, and the target video file is displayed. Therefore, the problem of manpower waste in video monitoring can be solved, the accuracy of video monitoring is improved, and the effect of manpower resource saving is achieved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a block diagram of a hardware configuration of a mobile terminal of a video file processing method according to an embodiment of the present invention;
fig. 2 is a flowchart of a method of processing a video file according to an embodiment of the present invention;
FIG. 3 is a block diagram of a system according to an embodiment of the invention;
FIG. 4 is a flowchart of the overall system, according to an embodiment of the invention;
FIG. 5 is a schematic diagram of an intelligent analysis results auxiliary frame inserted into a sequence of video frames according to an embodiment of the invention;
fig. 6 is a block diagram of a structure of a video file processing apparatus according to an embodiment of the present invention.
Detailed Description
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The method provided by the first embodiment of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking the example of being operated on a mobile terminal, fig. 1 is a block diagram of a hardware structure of the mobile terminal of a video file processing method according to an embodiment of the present invention. As shown in fig. 1, the mobile terminal 10 may include one or more (only one shown in fig. 1) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, and optionally may also include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal 10 may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 may be used to store computer programs, for example, software programs and modules of application software, such as computer programs corresponding to the video file processing method in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer programs stored in the memory 104, so as to implement the above-mentioned method. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some instances, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal 10 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal 10. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
In this embodiment, a method for processing a video file running on the mobile terminal is provided, and fig. 2 is a flowchart of a method for processing a video file according to an embodiment of the present invention, as shown in fig. 2, the flowchart includes the following steps:
step S202, obtaining an analysis result obtained by analyzing a video code stream by at least two analysis devices, wherein the analysis result carries a time stamp;
wherein at least two analysis devices can assume different analysis tasks. For example, a device for analyzing structured messages of a person may perform a normative analysis of the person's basic features and/or the tooling wear; the equipment for analyzing the vehicle structural information can detect and analyze engineering vehicles and large-scale operation vehicles; the equipment for perimeter detection or personnel behavior detection can detect and analyze the entrance into an forbidden zone, the occurrence of a shelving event and the like. The analysis equipment analyzes the acquired video code stream, determines the time of the event appearing in the video code stream under the condition of determining that the corresponding event exists, and carries the corresponding time in the analysis result in the form of a timestamp to be sent to the monitoring management center.
Step S204, determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file;
the monitoring management center analyzes a timestamp carried in an analysis result after obtaining the analysis result, determines a video sequence corresponding to the timestamp in a video code stream, wherein the video sequence comprises at least one frame of video image, and embeds the obtained analysis result into a video frame sequence.
And step S206, displaying the target video file.
The monitoring management center can play a target video file with an analysis result, and the target video file can visually display the analysis result of the monitoring video.
Through the steps, the analysis result obtained by analyzing the video code stream by the at least two analysis devices is obtained, wherein the analysis result carries the timestamp, the video frame sequence corresponding to the timestamp is determined in the video code stream, and the analysis result is embedded into the video frame sequence to obtain the target video file, and the target video file is displayed. Therefore, the problem of manpower waste in video monitoring can be solved, the accuracy of video monitoring is improved, and the effect of manpower resource saving is achieved.
Alternatively, the execution subject of the above steps may be a terminal or the like, but is not limited thereto.
Fig. 3 is a block diagram of a system according to an embodiment of the present invention, and fig. 4 is a flowchart of the overall system according to an embodiment of the present invention. Specifically, the front-end common camera is used for collecting monitoring videos and sending the monitoring videos to different intelligent analysis devices through a network, the intelligent analysis devices analyze the monitoring videos and then send analysis results to a monitoring management center, the monitoring management center analyzes timestamps corresponding to the analysis results in the analysis results, a video frame sequence corresponding to the timestamps is determined in the monitoring videos, the analysis results are embedded into the monitoring videos and then sent to a user client, and the user can play the monitoring videos with the analysis results in the client.
As an optional embodiment, before obtaining an analysis result obtained by analyzing a video bitstream by different analysis devices, the method includes: acquiring the video code stream sent by the camera equipment; and sending the video code stream to the at least two analysis devices to instruct each analysis device of the at least two analysis devices to analyze the object in the video code stream, wherein the object analyzed by each analysis device of the at least two analysis devices is different. As an optional embodiment, the front-end common camera and the intelligent analysis device are simultaneously accessed to the monitoring management center, and the monitoring management center pulls the video code stream from the front-end common camera and simultaneously forwards the video code stream to a plurality of intelligent analysis devices which undertake different analysis tasks in an analysis task mode. Specifically, the contents analyzed by the plurality of intelligent analysis devices are different, and the analysis tasks performed by the plurality of different intelligent analysis devices are different, for example, the plurality of intelligent analysis devices include device 1, device 2, and device 3. The device 1 is used for analyzing people in the video code stream, the device 2 is used for analyzing vehicles in the video code stream, and the device 3 is used for analyzing the environment in the video code stream. The dimensions analyzed by the plurality of different intelligent analysis devices are not the same.
As an alternative embodiment, embedding the analysis result into the sequence of video frames to obtain a target video file comprises: generating a target image including the analysis result; and inserting the target image into the video frame sequence to obtain the target video file. In this embodiment, an intelligent analysis result auxiliary frame is defined, which is used to store the structural information analyzed by the intelligent analysis device, and to select coordinate information, behavior event information, and the like. And after receiving the tasks of the monitoring management center, the intelligent analysis equipment starts intelligent analysis, packages the analysis result together with the timestamp and the frame number of the corresponding video frame generating the result into an intelligent analysis result auxiliary frame, and returns the intelligent analysis result auxiliary frame to the monitoring management center. The monitoring management center inserts the auxiliary frame of the intelligent analysis result into the video frame sequence corresponding to the timestamp in the monitoring video, specifically, the auxiliary frame of the intelligent analysis result may be inserted before the first frame of the video frame sequence or may be inserted after the last frame of the video frame sequence. For example, one way to insert intelligent analysis results auxiliary frames into a sequence of video frames is as shown in FIG. 5.
As an alternative embodiment, the embedding the analysis result into the video frame sequence to obtain the target video file further comprises: annotating the analysis result in an image included in the sequence of video frames corresponding to the analysis result. In this embodiment, the monitoring management center may also mark the analysis result in an image corresponding to the sequence of video frames, for example, if the intelligent analysis device analyzes that an event occurs in a third image of the sequence of video frames, the analysis result of the event is marked in the third image.
As an alternative embodiment, displaying the target video file comprises: and sending the target video file to a target client to indicate the target client to display the target video file. In this embodiment, the user client browses, retrieves and analyzes the video to the monitoring management center, and then performs effect superposition according to all the inserted intelligent analysis result auxiliary frames, thereby displaying a plurality of intelligent analysis effects on the same picture. And then the user can check the analysis result of the monitoring video by the intelligent analysis equipment through the video file at the client.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
In this embodiment, a video file processing apparatus is further provided, and the apparatus is used to implement the foregoing embodiments and preferred embodiments, and details of which have been already described are omitted. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
Fig. 6 is a block diagram of a configuration of a video file processing apparatus according to an embodiment of the present invention, as shown in fig. 6, the apparatus including: a first obtaining module 62, configured to obtain an analysis result obtained by analyzing a video code stream by at least two analysis devices, where the analysis result carries a timestamp; a determining module 64, configured to determine a video frame sequence corresponding to the timestamp in the video code stream, and embed the analysis result in the video frame sequence to obtain a target video file; and a display module 66, configured to display the target video file.
As an alternative embodiment, the apparatus comprises: the second acquisition module is used for acquiring the video code stream sent by the camera equipment; a sending module, configured to send the video code stream to the at least two analysis devices, so as to instruct each analysis device of the at least two analysis devices to analyze an object in the video code stream, where an object analyzed by each analysis device of the at least two analysis devices is different.
As an alternative embodiment, the determining module comprises: a generation unit configured to generate a target image including the analysis result; and the inserting unit is used for inserting the target image into the video frame sequence to obtain the target video file.
As an alternative embodiment, the determining module embeds the analysis result into the video frame sequence to obtain the target video file by: annotating the analysis result in an image included in the sequence of video frames corresponding to the analysis result.
As an optional embodiment, the display module displays the target video file by: and sending the target video file to a target client to indicate the target client to display the target video file.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Embodiments of the present invention also provide a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
Alternatively, in the present embodiment, the storage medium may be configured to store a computer program for executing the steps of:
s1, obtaining an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a time stamp;
s2, determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file;
and S3, displaying the target video file.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention also provide an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program:
s1, obtaining an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a time stamp;
s2, determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file;
and S3, displaying the target video file.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for processing a video file, comprising:
obtaining an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a timestamp;
determining a video frame sequence corresponding to the timestamp in the video code stream, and embedding the analysis result into the video frame sequence to obtain a target video file;
and displaying the target video file.
2. The method of claim 1, wherein before the obtaining of the analysis result obtained after analyzing the video bitstream by different analyzing devices, the method comprises:
acquiring the video code stream sent by the camera equipment;
and sending the video code stream to the at least two analysis devices to instruct each analysis device of the at least two analysis devices to analyze the object in the video code stream, wherein the object analyzed by each analysis device of the at least two analysis devices is different.
3. The method of claim 1, wherein embedding the analysis results into the sequence of video frames to obtain a target video file comprises:
generating a target image including the analysis result;
and inserting the target image into the video frame sequence to obtain the target video file.
4. The method of claim 1, wherein embedding the analysis results into the sequence of video frames to obtain a target video file, further comprises:
annotating the analysis result in an image included in the sequence of video frames corresponding to the analysis result.
5. The method of any of claims 1-4, wherein displaying the target video file comprises:
and sending the target video file to a target client to indicate the target client to display the target video file.
6. A video file processing apparatus, comprising:
the first acquisition module is used for acquiring an analysis result obtained by analyzing the video code stream by at least two analysis devices, wherein the analysis result carries a timestamp;
the determining module is used for determining a video frame sequence corresponding to the timestamp in the video code stream and embedding the analysis result into the video frame sequence to obtain a target video file;
and the display module is used for displaying the target video file.
7. The apparatus of claim 6, wherein the apparatus comprises:
the second acquisition module is used for acquiring the video code stream sent by the camera equipment;
a sending module, configured to send the video code stream to the at least two analysis devices, so as to instruct each analysis device of the at least two analysis devices to analyze an object in the video code stream, where an object analyzed by each analysis device of the at least two analysis devices is different.
8. The apparatus of claim 6, wherein the determining module comprises:
a generation unit configured to generate a target image including the analysis result;
and the inserting unit is used for inserting the target image into the video frame sequence to obtain the target video file.
9. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 5 when executed.
10. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 1 to 5.
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