CN112040148A - Video value-added service method, device and storage medium - Google Patents
Video value-added service method, device and storage medium Download PDFInfo
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- CN112040148A CN112040148A CN202010910923.6A CN202010910923A CN112040148A CN 112040148 A CN112040148 A CN 112040148A CN 202010910923 A CN202010910923 A CN 202010910923A CN 112040148 A CN112040148 A CN 112040148A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
Abstract
The application discloses a video value-added service method, which comprises the following steps: the image processing module obtains video data and stores the video data in the video memory, the CPU obtains value-added service materials, the CPU transmits the value-added service materials to the video memory of the image processing module, the CPU sends instructions to the image processing module so that the image processing module can superpose the value-added service materials and the video data to obtain a synthesized video, the image processing module outputs the synthesized video, wherein all processing procedures related to high-bandwidth data are completed on the image processing module, and the CPU only processes low-bandwidth data and provides necessary procedure processing and control. The memory bandwidth of the server platform is greatly saved, and the method and the device enable a single device to provide value-added services for multiple paths of ultra-high-definition videos to be feasible.
Description
Technical Field
The present disclosure relates to the field of video communication technologies, and in particular, to a method and an apparatus for video value-added service, and a storage medium.
Background
In the field of broadcast television and new media application, in order to obtain better user experience, video resolution is subject to the rapid development from standard definition to high definition, then to 4K and 8K, and then to the further development to 16K or higher resolution, wherein the resolution of more than 4K is generally called ultra high definition. Video value added services, comprising: overlaying station captions and subtitles; superposing pictures and animations; video overlay, video insertion, etc. In a traditional video value-added service system based on an X86 platform, video data are stored in a computer memory, and related materials of the value-added service are superposed on the video data through CPU operation. The whole process needs to carry out multiple memory access operations on video data and superposed materials, the memory bandwidth consumed by the memory access operations increases in a geometric progression along with the rapid increase of the video resolution, and especially after the video resolution is increased to 8K and 16K, the insufficient memory bandwidth becomes a bottleneck which restricts the performance of the whole system. The existing value-added service system can meet the requirements of standard definition and high definition videos, but the processing of 4K, 8K and 16K videos is very laborious. For resolutions above 16K, the existing processing techniques will become infeasible.
Disclosure of Invention
In view of this, the present disclosure provides a video value-added service method, including:
the image processing module acquires video data and stores the video data into a video memory;
CPU obtains value-added service material;
the CPU transmits the value-added service material to the video memory of the image processing module;
the CPU sends an instruction to the image processing module so that the image processing module can superpose the value-added service material and the video data to obtain a composite video;
the image processing module outputs the composite video.
In a possible implementation manner, when the CPU obtains the value-added service material, the method includes any one of obtaining by a network and reading from a storage device.
In one possible implementation, the acquiring, by the image processing module, the video data includes:
when the format of the video data is an uncompressed video signal, the image processing module acquires the uncompressed video data and stores the uncompressed video data into a video memory;
when the format of the video data is a compressed video signal, the CPU acquires the compressed video data;
and the CPU transmits the compressed video data to the image processing module.
In one possible implementation manner, the obtaining, by the CPU, compressed video data, and the transmitting, by the CPU, the compressed video data to the image processing module includes:
the CPU obtains a compressed video;
the CPU transmits the compressed video to the image processing module through a PCIe interface;
the image processing module decodes the compressed video into uncompressed video;
and storing the uncompressed video to the video memory.
In a possible implementation manner, the transmitting, by the CPU, the value-added service material to the video memory of the image processing module includes:
the CPU preprocesses the value-added service material; wherein the pre-processing comprises at least one of decompression, scaling, and aspect ratio adjustment; (ii) a
And transmitting the preprocessed value-added service material to a video memory of the image processing module through a PCIe interface.
In a possible implementation manner, the sending, by the CPU, an instruction to the image processing module to enable the image processing module to overlay the value-added service material and the video data to obtain a composite video includes:
the CPU sends an instruction to the image processing module;
the image processing module receives the instruction, reads the video data and the value-added service material from the video memory and superposes the video data and the value-added service material to obtain the composite video;
and the image processing module stores the synthesized video into the video memory.
In one possible implementation, the image processing module outputting the composite video includes:
the image processing module encodes the synthesized video to obtain a compressed synthesized video;
and the CPU reads the compressed composite video through a PCIe interface and outputs the compressed composite video.
According to another aspect of the present disclosure, there is provided a video value-added service device, comprising a main board, a CPU, a memory, and an image processing module;
the CPU and the memory are electrically connected with the mainboard;
the image processing module is in communication connection with the mainboard through a PCIe interface;
the image processing module comprises a video acquisition interface and a video output interface;
the image processing module acquires video data through a video acquisition interface and stores the video data into a video memory;
the CPU transmits the value-added service material to the video memory of the image processing module;
the CPU sends an instruction to the image processing module so that the image processing module can superpose the value-added service material and the video data to obtain a composite video;
and the image processing module outputs the synthesized video through the video output interface.
In one possible implementation, the image processing module includes any one of a GPU chip and an ASIC chip;
the main board is an X86 main board;
the motherboard comprises a plurality of PCIe interfaces; wherein each PCIe interface can be provided with the image processing module.
According to another aspect of the present disclosure, there is provided a non-transitory computer readable storage medium having computer program instructions stored thereon, wherein the computer program instructions, when executed by a processor, implement the method of any of the preceding.
The video data are obtained through the image processing module and stored in the video memory, the value-added service material is obtained through the CPU, the value-added service material is transmitted to the video memory of the image processing module through the CPU, the CPU sends an instruction to the image processing module so that the value-added service material and the video data are overlapped through the image processing module to obtain a synthesized video, the synthesized video is output through the image processing module, all processing procedures related to high-bandwidth data are completed on the image processing module, and the CPU only processes low-bandwidth data and provides necessary procedure processing and control. The memory bandwidth of the server platform is greatly saved, and the method and the device enable a single device to provide value-added services for multiple paths of ultra-high-definition videos to be feasible.
Other features and aspects of the present disclosure will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the disclosure and, together with the description, serve to explain the principles of the disclosure.
Fig. 1 shows a flow chart of a video value-added service method of an embodiment of the present disclosure;
fig. 2 shows a block diagram of a video value-added service device according to an embodiment of the present disclosure.
Detailed Description
Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present disclosure.
Fig. 1 shows a flowchart of a video value-added service method according to an embodiment of the present disclosure. As shown in fig. 1, the video value-added service method includes:
step S100, the image processing module acquires video data and stores the video data in a video memory, step S200, the CPU acquires a value-added service material and transmits the value-added service material to the video memory of the image processing module, step S300, the CPU sends an instruction to the image processing module so that the image processing module can superpose the value-added service material and the video data to obtain a composite video, and step S400, the image processing module outputs the composite video.
The video data are obtained through the image processing module and stored in the video memory, the value-added service material is obtained through the CPU, the value-added service material is transmitted to the video memory of the image processing module through the CPU, the CPU sends an instruction to the image processing module so that the value-added service material and the video data are overlapped through the image processing module to obtain a synthesized video, the synthesized video is output through the image processing module, all processing procedures related to high-bandwidth data are completed on the image processing module, and the CPU only processes low-bandwidth data and provides necessary procedure processing and control. The memory bandwidth of the server platform is greatly saved, and the method and the device enable a single device to provide value-added services for multiple paths of ultra-high-definition videos to be feasible.
Specifically, referring to fig. 1, step S100 is executed, and the image processing module acquires video data and stores the video data in the video memory.
In a possible implementation manner, the video data is divided into a compressed video and an uncompressed video, when the processed video data is the uncompressed video, the image processing module directly acquires the video data and transmits the video data to the video memory for storage, for example, the image processing module is a GPU module, when the input video data is the uncompressed video, the uncompressed video is directly accessed to the video acquisition interface of the GPU module, the GPU module receives the uncompressed video, converts the uncompressed video into the video data, and stores the video data to the video memory for the subsequent value-added service to be used in an overlapping manner.
In another possible implementation manner, when the processed video is a compressed video, the acquiring, by the image processing module, video data further includes: the CPU obtains the compressed video data, and the CPU transmits the compressed video data to the image processing module, wherein the CPU obtains the compressed video data, and the CPU transmits the compressed video data to the image processing module comprises: the CPU obtains the compressed video, the CPU transmits the compressed video to the image processing module through the PCIe interface, the image processing module decodes the compressed video into an uncompressed video, and the uncompressed video is stored in the video memory. For example, the image processing module is a GPU module, the video data is a compressed video, the compressed video is input to the X86 server platform in a video stream manner, the CPU stores the compressed video in the memory, when the video data is sent to the GPU module, the CPU takes the compressed video out of the memory and sends the compressed video to the video decoding module of the GPU module through the PCI-E interface, the video decoding module in the GPU module decodes the compressed video into an uncompressed video signal, and after the decoding is completed, the uncompressed video is stored in the video memory in a video frame manner for the superposition use of subsequent value-added services.
It should be noted that, in the embodiment of the present disclosure, a compressed video is input to the X86 server platform in a video stream manner, the CPU stores the compressed video in the memory, and when sending video data to the GPU module, the CPU may directly send the video data to the video memory of the GPU module when receiving the video data, and may not store the video data in the memory by the CPU first, and then read the video data from the memory and transmit the video data to the video memory of the GPU module.
Further, referring to fig. 1, step S200 is executed, the CPU obtains the value added service material, and the CPU transmits the value added service material to the video memory of the image processing module.
In a possible implementation manner, when the CPU obtains the value-added service material, any one of a network and a storage device is included. The CPU transmits the value-added service material to the video memory of the image processing module, and the method comprises the following steps: the CPU preprocesses the value added service material, wherein the preprocessing comprises at least one of decompression, scaling and aspect ratio adjustment, and the preprocessed value added service material is transmitted to the video memory of the image processing module through the PCIe interface. For example, the image processing module is a GPU module, and the CPU obtains value-added service materials from a storage device such as a network or a magnetic disk, where the value-added service materials include a logo, animation, subtitles, and pictures. Illustratively, a television station logo is led in from a hard disk, and then, a CPU preprocesses a value-added service material, wherein the preprocessing comprises image decompression, zooming and aspect ratio adjustment, illustratively, the aspect ratio adjustment is carried out on the television station logo to be added in video data so as to enable the television station logo to adapt to the aspect ratio of the video data, after the preprocessing is completed, the CPU stores the preprocessed value-added service material into an internal memory, and when the value-added service material is transmitted to a GPU module, the CPU reads the value-added service material from the internal memory and sends the value-added service material to a video memory of the GPU module through a PCI-E interface.
It should be noted that, in the embodiment of the present disclosure, after the preprocessing is completed, the CPU stores the preprocessed value-added service material in the memory, and when the value-added service material is transmitted to the GPU module, the CPU may directly transmit the preprocessed value-added service material to the video memory of the GPU module, and may not store the preprocessed value-added service material in the memory by the CPU first, and then read the preprocessed value-added service material from the memory and transmit the read material to the video memory of the GPU module.
Further, referring to fig. 1, after the value-added service material and the video data are stored in the video memory of the image processing module, step S300 may be executed, and the CPU sends an instruction to the image processing module, so that the image processing module superimposes the value-added service material and the video data to obtain a composite video.
In a possible implementation manner, after the value-added service material and the video data are already in the video memory of the image processing module, the CPU sends an instruction to the image processing module, so that the image processing module superimposes the value-added service material and the video data to obtain a composite video includes: the CPU sends an instruction to the image processing module, the image processing module receives the instruction, reads video data and value-added service materials from the video memory and superposes the video data and the value-added service materials to obtain a composite video, and the image processing module stores the composite video into the video memory. For example, referring to fig. 2, the image processing module is a GPU module, the CPU controls an image calculation unit on the GPU module, that is, the CPU sends an instruction to the GPU module, and the GPU module performs appropriate superposition and synthesis operation on the video data and the value-added service material in the display memory, where the value-added service material is, for example, a television station logo, the video data is superposed on the television station logo, and the superposed video data is stored in the display memory to obtain a synthesized video for subsequent signal output.
Further, referring to fig. 1, step S400 is performed, and the image processing module outputs the composite video.
In a possible implementation manner, when the video data to be output is an uncompressed video, the image processing module directly outputs the composite video from the display memory, for example, referring to fig. 2, the image processing module is a GPU module, and the uncompressed video output process is that the video display module in the GPU module reads the superimposed video data, i.e., the composite video, from the display memory, and after the video display module converts the video data into an uncompressed video output format, the uncompressed video (composite video) is directly output through the video display interface.
In another possible implementation, when the video data is to be output as a compressed video, the image processing module outputs the composite video including: the image processing module encodes the synthesized video to obtain a compressed synthesized video, and the CPU reads the compressed synthesized video through the PCIe interface and outputs the compressed synthesized video. For example, referring to fig. 2, the image processing module is a GPU module, and the compressed video signal output process is as follows: the video coding module on the GPU module reads the overlapped video data (composite video) from the display memory, the video coding module codes the uncompressed video (composite video) into a compressed video, then the CPU reads the compressed video from the GPU module through a PCIe interface, the CPU stores the compressed video into the memory, when the composite video is output, the CPU reads the compressed video from the memory, then converts the compressed video into a video stream, and outputs the video stream through the network interface.
It should be noted that, in the embodiment of the present disclosure, the CPU reads the compressed video from the GPU module through the PCIe interface, and stores the compressed video in the memory, and when outputting the composite video, the CPU may directly convert the compressed video into a video stream and output the video stream through the network interface, and may not store the read compressed video in the memory first and then output the video. In addition, the output of the compressed video through the network interface is only one embodiment, and the compressed video may be output to a hard disk for storage, and the embodiment of the present disclosure is not limited.
It should be noted that, although the video value-added service method is described above by taking the above steps as examples, those skilled in the art can understand that the present disclosure should not be limited thereto. In fact, the user can flexibly set the video value-added service method according to personal preference and/or actual application scenes as long as the required functions are achieved.
Therefore, video data are obtained through the image processing module and stored in the video memory, the CPU obtains value-added service materials, the CPU transmits the value-added service materials to the video memory of the image processing module, the CPU sends instructions to the image processing module so that the image processing module can superpose the value-added service materials and the video data to obtain a composite video, the image processing module outputs the composite video, all processing procedures related to high-bandwidth data are completed on the image processing module, and the CPU only processes low-bandwidth data and provides necessary flow processing and control. The memory bandwidth of the server platform is greatly saved, and the method and the device enable a single device to provide value-added services for multiple paths of ultra-high-definition videos to be feasible.
Further, according to another aspect of the present disclosure, there is also provided a video value-added service device 100. Since the working principle of the video value-added service apparatus 100 of the embodiment of the present disclosure is the same as or similar to that of the video value-added service method of the embodiment of the present disclosure, repeated descriptions are omitted. Fig. 2 is a schematic diagram illustrating a main structure of a video value-added service device 100 according to an embodiment of the present disclosure. As shown in fig. 2, the video value-added service device 100 includes a main board 110, a CPU120, a memory 130 and an image processing module 140.
In a possible implementation manner, the CPU120 and the memory 130 are both electrically connected to the motherboard 110, the image processing module 140 is communicatively connected to the motherboard 110 through a PCIe interface, the image processing module 140 includes a video acquisition interface and a video output interface, the image processing module 140 acquires video data through the video acquisition interface and stores the video data in the video memory, the CPU120 transmits a value-added service material to the video memory of the image processing module 140, the CPU120 sends an instruction to the image processing module 140 so that the image processing module 140 superimposes the value-added service material and the video data to obtain a composite video, and the image processing module 140 outputs the composite video through the video output interface. Illustratively, referring to fig. 2, the motherboard 110 is an X86 server platform, integrates a CPU120 and a memory 130, and is communicatively connected to the image processing module 140 through a PCLe interface, wherein the image processing module 140 is a GPU module. The GPU module further comprises: the device comprises a video decoding module, a video coding module and an image computing unit. The video decoding module is configured to decode the compressed video signal into an uncompressed video signal, the image computing unit is configured to perform appropriate superposition and composition operation on video frame data and value-added service materials in the video memory, and the video encoding module is configured to encode the uncompressed video signal into the compressed video signal. In addition, the motherboard 110 may further include a plurality of PCIe interfaces, where each PCIe interface may be equipped with the image processing module 140, and one image processing module 140 processes one ultra high definition video program. Illustratively, the X86 server platform includes three PCIe interfaces, each PCIe interface is equipped with a GPU module, each GPU module can process one video signal, and one X86 server platform can process three video signals at the same time, so that all processing procedures related to high bandwidth data are completed on the GPU module, and the CPU120 only processes low bandwidth data and provides necessary processing and control procedures. The memory 130 bandwidth of the X86 server platform is greatly saved, so that the value-added service provided by a single device for multiple paths of ultra-high-definition videos becomes feasible.
It should be noted that the image processing module 140 includes any one of a GPU chip and an ASIC chip, and the embodiments of the present disclosure are not limited thereto.
According to another aspect of the present disclosure, there is also provided a non-transitory computer readable storage medium having stored thereon computer program instructions which, when executed by a processor, implement the video value-added service method of any of the preceding.
Having described embodiments of the present disclosure, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. A video value-added service method is characterized by comprising the following steps:
the image processing module acquires video data and stores the video data into a video memory;
CPU obtains value-added service material;
the CPU transmits the value-added service material to the video memory of the image processing module;
the CPU sends an instruction to the image processing module so that the image processing module can superpose the value-added service material and the video data to obtain a composite video;
the image processing module outputs the composite video.
2. The method of claim 1, wherein the CPU obtains the value added service material by any one of obtaining the value added service material from a network and reading the value added service material from a storage device.
3. The method of claim 1, wherein the image processing module when acquiring the video data comprises:
when the format of the video data is an uncompressed video signal, the image processing module acquires the uncompressed video data and stores the uncompressed video data into a video memory;
when the format of the video data is a compressed video signal, the CPU acquires the compressed video data;
and the CPU transmits the compressed video data to the image processing module.
4. The method of claim 3, wherein the CPU obtaining compressed video data, the CPU transmitting the compressed video data to the image processing module comprises:
the CPU obtains a compressed video;
the CPU transmits the compressed video to the image processing module through a PCIe interface;
the image processing module decodes the compressed video into uncompressed video;
and storing the uncompressed video to the video memory.
5. The method of claim 1, wherein the step of transmitting the value-added service material to the video memory of the image processing module by the CPU comprises:
the CPU preprocesses the value-added service material; wherein the pre-processing comprises at least one of decompression, scaling, and aspect ratio adjustment;
and transmitting the preprocessed value-added service material to a video memory of the image processing module through a PCIe interface.
6. The method of claim 1, wherein the CPU sends an instruction to the image processing module to enable the image processing module to overlay the value-added service material and the video data to obtain a composite video, and the method comprises:
the CPU sends an instruction to the image processing module;
the image processing module receives the instruction, reads the video data and the value-added service material from the video memory and superposes the video data and the value-added service material to obtain the composite video;
and the image processing module stores the synthesized video into the video memory.
7. The method of claim 1, wherein the image processing module outputting the composite video comprises:
the image processing module encodes the synthesized video to obtain a compressed synthesized video;
and the CPU reads the compressed composite video through a PCIe interface and outputs the compressed composite video.
8. A video value-added service device is characterized by comprising a mainboard, a CPU, an internal memory and an image processing module;
the CPU and the memory are electrically connected with the mainboard;
the image processing module is in communication connection with the mainboard through a PCIe interface;
the image processing module comprises a video acquisition interface and a video output interface;
the image processing module acquires video data through a video acquisition interface and stores the video data into a video memory;
the CPU transmits the value-added service material to the video memory of the image processing module;
the CPU sends an instruction to the image processing module so that the image processing module can superpose the value-added service material and the video data to obtain a composite video;
and the image processing module outputs the synthesized video through the video output interface.
9. The video value-added service device according to claim 8, wherein the image processing module includes any one of a GPU chip and an ASIC chip;
the main board is an X86 main board;
the motherboard comprises a plurality of PCIe interfaces; wherein each PCIe interface can be provided with the image processing module.
10. A non-transitory computer readable storage medium having computer program instructions stored thereon, wherein the computer program instructions, when executed by a processor, implement the method of any of claims 1 to 7.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114257838A (en) * | 2021-11-29 | 2022-03-29 | 新奥特（北京）视频技术有限公司 | Video data processing method and device, electronic equipment and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010098622A (en) * | 2008-10-19 | 2010-04-30 | Hironobu Okazaki | Computer |
| CN103716635A (en) * | 2013-12-12 | 2014-04-09 | 浙江宇视科技有限公司 | Method and device for improving intelligent analysis performance |
| CN104580837A (en) * | 2015-01-20 | 2015-04-29 | 南京纳加软件有限公司 | Video director engine based on GPU+CPU+IO architecture and using method thereof |
| CN105072353A (en) * | 2015-07-16 | 2015-11-18 | 成都新昱科技有限公司 | Image decoding mosaic control algorism based on multiple GPUs |
-
2020
- 2020-09-02 CN CN202010910923.6A patent/CN112040148A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010098622A (en) * | 2008-10-19 | 2010-04-30 | Hironobu Okazaki | Computer |
| CN103716635A (en) * | 2013-12-12 | 2014-04-09 | 浙江宇视科技有限公司 | Method and device for improving intelligent analysis performance |
| CN104580837A (en) * | 2015-01-20 | 2015-04-29 | 南京纳加软件有限公司 | Video director engine based on GPU+CPU+IO architecture and using method thereof |
| CN105072353A (en) * | 2015-07-16 | 2015-11-18 | 成都新昱科技有限公司 | Image decoding mosaic control algorism based on multiple GPUs |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114257838A (en) * | 2021-11-29 | 2022-03-29 | 新奥特（北京）视频技术有限公司 | Video data processing method and device, electronic equipment and storage medium |
| CN114257838B (en) * | 2021-11-29 | 2024-04-16 | 新奥特（北京）视频技术有限公司 | Video data processing method and device, electronic equipment and storage medium |
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