CN113873279A - Video data decoding method, system and storage medium - Google Patents
Video data decoding method, system and storage medium Download PDFInfo
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- CN113873279A CN113873279A CN202111133951.2A CN202111133951A CN113873279A CN 113873279 A CN113873279 A CN 113873279A CN 202111133951 A CN202111133951 A CN 202111133951A CN 113873279 A CN113873279 A CN 113873279A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 33
- 238000003032 molecular docking Methods 0.000 claims description 34
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- 238000004590 computer program Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 10
- 238000012806 monitoring device Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing 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
- H04N21/234309—Processing 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 by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
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Abstract
The invention discloses a video data decoding method, which comprises the following steps: the camera monitoring service acquires video data sent by at least one camera and sends the video data to a video transcoding service control platform; the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address; and the video transcoding service control platform stores deployment records corresponding to the deployment operations. The invention also discloses a video data decoding system and a computer readable storage medium. The invention can reduce the workload of transcoding a plurality of videos and improve the video conversion efficiency.
Description
Technical Field
The present invention relates to the field of video processing technologies, and in particular, to a method, a system, and a storage medium for decoding video data.
Background
Most of the existing monitoring equipment, including monitoring cameras, law enforcement instruments and the like, adopt rtmp or rtsp streaming media protocols to transmit video code streams, and the rtsp video code streams cannot be directly played on a webpage. Since Adobe gives up the support for flash, and each large browser cannot directly play rtmp video code streams, if you want to directly watch the monitoring video on the web page, it is necessary to convert the relevant video code streams into http protocol-based video code streams.
Different monitoring devices of different manufacturers adopt different streaming media protocols, some adopt rtmp protocols, some adopt rtsp protocols, and even the same enterprise can have a plurality of monitoring devices adopting different streaming media protocols. Different transcoding schemes need to be implemented respectively for different monitoring devices, and manual selection of the corresponding transcoding scheme has the disadvantages of large workload and low efficiency.
Disclosure of Invention
The invention mainly aims to provide a video data decoding method, a video data decoding system and a storage medium, and aims to reduce the workload of transcoding a plurality of videos and improve the video conversion efficiency.
To achieve the above object, the present invention provides a video data decoding method, including the steps of:
the camera monitoring service acquires video data sent by at least one camera and sends the video data to a video transcoding service control platform;
the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address;
and the video transcoding service control platform stores deployment records corresponding to the deployment operations.
Optionally, the step of acquiring, by the camera monitoring service, video data sent by at least one camera and sending the video data to the video transcoding service control platform includes:
the camera monitoring service acquires code stream address information of the video data;
and if the code stream address information is not empty, sending the video data to a video transcoding service control platform.
Optionally, after the step of acquiring the code stream address information of the video data by the camera monitoring service, the video data decoding method further includes:
and if the code stream address information is null, video data sent by the multiple cameras are obtained again.
Optionally, the video data decoding method further includes:
the video live broadcast platform docking service receives a video viewing instruction;
the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video viewing instruction;
and the video live broadcast platform docking service acquires corresponding video data from the video transcoding service control platform according to the live broadcast address.
Optionally, the video viewing instruction includes a data stream name, and the step of acquiring, by the video live broadcast platform docking service, a corresponding live broadcast address according to the video viewing instruction includes:
the video live broadcast platform docking service obtains a corresponding data stream name according to the video viewing instruction;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the data stream name.
Optionally, the video viewing instruction further includes a camera name, and the step of acquiring, by the video live broadcast platform docking service, the corresponding video data according to the live broadcast address includes:
and the video live broadcast platform docking service acquires corresponding video data according to the live broadcast address and the camera name.
Optionally, the step of obtaining, by the video live broadcast platform docking service, a corresponding live broadcast address according to the data stream name further includes:
the video live broadcast platform docking service acquires a video transcoding service address from a service registration center according to the data stream name;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video transcoding service address.
Optionally, the video data decoding method further includes:
receiving a live broadcast address modification instruction;
and replacing the live broadcast address corresponding to the corresponding data stream according to the live broadcast address modification instruction.
In addition, to achieve the above object, the present invention also provides a video data decoding system, including: the video data decoding method comprises a camera monitoring service, a video transcoding service control platform and a computer program, wherein the computer program realizes the steps of the video data decoding method when being executed by the camera monitoring service and the video transcoding service control platform.
Further, to achieve the above object, the present invention also provides a computer-readable storage medium having stored thereon a video data decoding program which, when executed by a processor, implements the steps of the video data decoding method as described above.
In the video data decoding method, system and storage medium provided by the embodiment of the invention, the camera monitoring service acquires video data sent by at least one camera and sends the video data to the video transcoding service control platform; the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address; and the video transcoding service control platform stores deployment records corresponding to the deployment operations. According to the invention, the obtained video data are sent to the video transcoding control platform, the video transcoding control platform is provided with a Docker service, and after videos with different protocols are received, the video data can be correspondingly transcoded by selecting the corresponding Docker mirror image, so that manual selection is not needed, the workload is reduced, and the transcoding efficiency is improved; and each data stream is set with a live broadcast address to manage each video, so that other terminals can watch videos conveniently according to the live broadcast addresses, and later-stage management is facilitated.
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FIG. 1 is a system diagram of a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a video data decoding method according to a first embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, fig. 1 is a system structural diagram of a hardware operating environment according to an embodiment of the present invention.
The video data decoding program provided by the embodiment of the invention can be applied to terminals with data processing functions, such as smart televisions, smart phones, tablet computers and computers.
As shown in fig. 1, the terminal may include: a processor 1001, such as a CPU, a memory 1005, and a communication bus 1002. Wherein a communication bus 1002 is used to enable connective communication between these components. The memory 1005 may be a high-speed RAM memory or a non-volatile memory (e.g., a magnetic disk memory). The memory 1005 may alternatively be a storage device separate from the processor 1001.
Optionally, the terminal may further include a camera, a Radio Frequency (RF) circuit, a sensor, an audio circuit, a Wi-Fi module, and the like. Such as light sensors, motion sensors, and other sensors. Specifically, the light sensor may include an ambient light sensor that may adjust the brightness of the display screen according to the brightness of ambient light, and a proximity sensor that may turn off the display screen and/or the backlight when the mobile terminal is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally, three axes), detect the magnitude and direction of gravity when the mobile terminal is stationary, and can be used for applications (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer and tapping) and the like for recognizing the attitude of the mobile terminal; of course, the mobile terminal may also be configured with other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which are not described herein again.
Those skilled in the art will appreciate that the terminal structure shown in fig. 1 is not intended to be limiting and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
As shown in fig. 1, a memory 1005, which is a kind of computer storage medium, may include an operating system and a video data decoding program therein.
Various embodiments of the method of the present invention are presented in terms of the above-described hardware architecture.
Referring to fig. 2, fig. 2 is a flowchart illustrating a video data decoding method according to a first embodiment of the present invention, the video data decoding method includes:
s100, acquiring video data sent by at least one camera by using a camera monitoring service, and sending the video data to a video transcoding service control platform;
step S110, the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address;
and step S120, the video transcoding service control platform stores deployment records corresponding to the deployment operations.
The embodiment is applied to a video processing system, and the system can comprise: the camera monitoring service can be operated in the camera monitoring server and can be indirectly connected with a plurality of cameras or directly connected with the plurality of cameras through the camera equipment management platform, and the camera monitoring service is used for acquiring camera data of the cameras through the camera equipment management platform or directly acquiring camera data of the cameras from the cameras. Because the data of the cameras are generally multiple, and the communication protocols possibly adopted by each camera are different, that is, different communication protocols are adopted to transmit the video data to the camera monitoring service.
The method comprises the steps that firstly, a docker service is installed on a transcoding server in a video transcoding service control platform, various docker images can be manufactured, each docker image can correspondingly transcode video data of one communication protocol (streaming media protocol), when cameras adopting different communication protocols (streaming media protocols) to transmit video data are added, only new docker images need to be corresponded, and the docker service can select corresponding docker images to transcode.
In the implementation process, after monitoring the camera data of the camera, the camera monitoring service sends the video data to the video transcoding service control platform, and the video transcoding service control platform calls the Docker Rest Api to execute transcoding container deployment operation according to the video data, that is, the Docker Rest Api calls the corresponding Docker service to transcode the video data, so as to facilitate subsequent convenient viewing of the video, and preferably transcodes the video data into streaming media data which can be transmitted in an http format. In addition, in this embodiment, live addresses are managed in the form of each data stream, that is, only one live address can be provided for one data stream, and each live address may correspond to a data stream of unit time recorded by a camera, where the unit time may be 1 hour, 1 day, and the like, and is set according to the actual situation. After the video data is transcoded, a corresponding deployment log (i.e., a deployment record) is saved.
In the video data decoding method, the video data decoding device and the storage medium provided by the embodiment of the invention, the camera monitoring service acquires video data sent by at least one camera and sends the video data to the video transcoding service control platform; the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address; and the video transcoding service control platform stores deployment records corresponding to the deployment operations. The video transcoding control platform sends the obtained video data to the video transcoding control platform, the video transcoding control platform is provided with a Docker service, after videos of different protocols are received, the video data can be transcoded correspondingly by selecting a corresponding Docker mirror image, each video is managed by setting a live broadcast address for each data stream, other terminals can watch the videos according to the live broadcast addresses conveniently, and later-stage management is facilitated.
Further, for convenient use, and based on a data stream corresponding to a live address, the video processing method further includes:
receiving a live broadcast address modification instruction;
and replacing the live broadcast address corresponding to the corresponding data stream according to the live broadcast address modification instruction.
Technical staff or users can modify through the live broadcast address, corresponding operation is carried out through data equipment, a corresponding live broadcast address modification instruction is produced, and the video transcoding service control platform can replace the old live broadcast address in the original data stream with the new live broadcast address in the instruction according to the modification instruction.
Further, in order to save the same resource, based on the above embodiment, the step of acquiring, by the camera monitoring service, the video data sent by at least one camera and sending the video data to the video transcoding service control platform includes:
the camera monitoring service acquires code stream address information of the video data;
and if the code stream address information is not empty, sending the video data to a video transcoding service control platform.
In this embodiment, after the camera monitoring service acquires video data, the camera monitoring service processes the video data to acquire code stream address information of the video data, where the code stream address information indicates whether the camera is turned on, if the code stream address information is not null, it indicates that the camera is turned on, video data is transmitted, and at this time, the camera monitoring service sends the video data to the video transcoding service control platform, and if the code stream address information is null, it indicates that the camera is not turned on, video data is not transmitted, and at this time, transmission is not initiated. Therefore, the embodiment can control the on-line and off-line of the transcoding service, and saves the hardware resources of the server.
Further, based on the foregoing embodiment, in this embodiment, the video data decoding method further includes:
the video live broadcast platform docking service receives a video viewing instruction;
the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video viewing instruction;
and the video live broadcast platform docking service acquires corresponding video data from the video transcoding service control platform according to the live broadcast address.
Furthermore, in order to facilitate the user to view the shot content of the camera, in this embodiment, a video live broadcast platform is used for viewing the external open interface, the video live broadcast platform is a real-time live broadcast video streaming technology, and the video live broadcast platform service can operate in an independent server and also can operate in a video transcoding service control platform.
A user can send a video viewing request to a video transcoding service control platform through a mobile terminal or a PC (personal computer) terminal by utilizing a video live broadcast platform service, the video live broadcast platform service acquires a corresponding live broadcast address according to the video viewing request, and then acquires corresponding video data from the video transcoding service control platform according to the live broadcast address. Specifically, the video viewing instruction includes at least one of a data stream name and a camera name:
when the video viewing instruction comprises a data stream name, the step that the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video viewing instruction comprises the following steps:
the video live broadcast platform docking service obtains a corresponding data stream name according to the video viewing instruction;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the data stream name.
When the video viewing instruction comprises a camera name, the step that the video live broadcast platform docking service acquires corresponding video data according to the live broadcast address comprises the following steps:
and the video live broadcast platform docking service acquires corresponding video data according to the live broadcast address and the camera name.
When the video data corresponding to the live broadcast address corresponds to the video data of a plurality of cameras, the video viewing instruction comprises a data stream name and a camera name, at the moment, the video live broadcast platform docking service obtains the corresponding data stream name according to the video viewing instruction, and obtains the corresponding video data from the address corresponding to the camera name and the data stream name.
Further, in order to improve security, a service registry is further provided in this embodiment, the service registry performs security authentication on the newly added device, and before other devices need to communicate with the video transcoding service control platform, the service registry acquires a communication address of the video transcoding service control platform first, so as to perform normal communication with the video transcoding service control platform based on the communication address, thereby avoiding a situation that other devices directly attack the video transcoding service control platform.
Specifically, the step of obtaining, by the video live broadcast platform docking service, a corresponding live broadcast address according to the data stream name further includes:
the video live broadcast platform docking service acquires a video transcoding service address from a service registration center according to the data stream name;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video transcoding service address.
Similarly, before the camera monitoring service needs to communicate with the video transcoding service control platform, a video transcoding service address is found from the service registry, and video data is sent according to the video transcoding service address.
In addition, an embodiment of the present invention further provides a video data decoding system, where the video data decoding system includes: the system comprises a camera monitoring service, a video transcoding service control platform and a computer program, wherein the computer program realizes the steps of the video data decoding method in any embodiment when being executed by the camera monitoring service and the video transcoding service control platform.
The steps of the video data decoding system of the present invention are basically the same as the video data decoding method, and are not described herein again.
Furthermore, an embodiment of the present invention further provides a computer-readable storage medium, where a video data decoding program is stored on the computer-readable storage medium, and when being executed by a processor, the video data decoding program implements the steps of the video data decoding method according to any one of the above embodiments.
The steps of the video data decoding method of the present invention are basically the same as the video data decoding method, and are not described herein again.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution 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) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A method for decoding video data, the method comprising the steps of:
the camera monitoring service acquires video data sent by at least one camera and sends the video data to a video transcoding service control platform;
the video transcoding service control platform calls a Docker Rest Api to execute transcoding container deployment operation according to the video data so that each data stream corresponds to a direct-playing address;
and the video transcoding service control platform stores deployment records corresponding to the deployment operations.
2. The video data decoding method of claim 1, wherein the step of the camera monitoring service acquiring the video data sent by at least one camera and sending the video data to the video transcoding service control platform comprises:
the camera monitoring service acquires code stream address information of the video data;
and if the code stream address information is not empty, sending the video data to a video transcoding service control platform.
3. The video data decoding method according to claim 2, wherein after the step of the camera monitoring service acquiring the code stream address information of the video data, the video data decoding method further comprises:
and if the code stream address information is null, video data sent by the multiple cameras are obtained again.
4. The video data decoding method of claim 1, wherein the video data decoding method further comprises:
the video live broadcast platform docking service receives a video viewing instruction;
the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video viewing instruction;
and the video live broadcast platform docking service acquires corresponding video data from the video transcoding service control platform according to the live broadcast address.
5. The video data decoding method of claim 4, wherein the video viewing instruction includes a data stream name, and the step of the video live platform docking service obtaining the corresponding live address according to the video viewing instruction includes:
the video live broadcast platform docking service obtains a corresponding data stream name according to the video viewing instruction;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the data stream name.
6. The video data decoding method of claim 5, wherein the video viewing instruction further includes a camera name, and the step of the live video platform docking service obtaining the corresponding video data according to the live address comprises:
and the video live broadcast platform docking service acquires corresponding video data according to the live broadcast address and the camera name.
7. The video data decoding method of claim 5, wherein the step of obtaining the corresponding live address by the live video platform docking service according to the data stream name further comprises:
the video live broadcast platform docking service acquires a video transcoding service address from a service registration center according to the data stream name;
and the video live broadcast platform docking service acquires a corresponding live broadcast address according to the video transcoding service address.
8. The video data decoding method of claim 1, wherein the video data decoding method further comprises:
receiving a live broadcast address modification instruction;
and replacing the live broadcast address corresponding to the corresponding data stream according to the live broadcast address modification instruction.
9. A video data decoding system, the video data decoding system comprising: a camera monitoring service, the video transcoding service control platform and a computer program which, when executed by the camera monitoring service and the video transcoding service control platform, implements the steps of the video data decoding method of any of claims 1 to 8.
10. A computer-readable storage medium, having stored thereon a video data decoding program which, when executed by a processor, implements the steps of the video data decoding method according to any one of claims 1 to 8.
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