CN113766266B - Audio and video processing method, device, equipment and storage medium - Google Patents
Audio and video processing method, device, equipment and storage medium Download PDFInfo
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- CN113766266B CN113766266B CN202111064117.2A CN202111064117A CN113766266B CN 113766266 B CN113766266 B CN 113766266B CN 202111064117 A CN202111064117 A CN 202111064117A CN 113766266 B CN113766266 B CN 113766266B
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- 238000012545 processing Methods 0.000 claims abstract description 46
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Classifications
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26208—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints
- H04N21/26241—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints involving the time of distribution, e.g. the best time of the day for inserting an advertisement or airing a children program
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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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
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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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
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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, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
Abstract
The disclosure provides an audio and video processing method, an audio and video processing device, audio and video processing equipment and a storage medium, and relates to the technical field of data processing, in particular to vehicle-mounted interconnection, internet of vehicles and intelligent cabin technologies. The specific implementation scheme is as follows: receiving audio and video attribute information sent by a vehicle machine side; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side; the audio and video attribute information is sent to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine live broadcasting room information; under the condition that the live broadcasting room information sent by the live broadcasting server side is received, target audio and video data are obtained based on the live broadcasting room information, the target audio and video data are sent to the vehicle machine side, and the target audio and video data are used for decoding and playing on the vehicle machine side. According to the technology disclosed by the disclosure, the problems of generating scalding, clamping and the like of the terminal equipment are solved.
Description
Technical Field
The disclosure relates to the field of data processing technology, and in particular to the fields of vehicle-mounted interconnection, internet of vehicles and intelligent cabins.
Background
At present, when the terminal equipment and the vehicle terminal are interconnected, the terminal equipment can throw screen video and broadcast live broadcast to the vehicle terminal for playing. The specific mode is that the terminal equipment decodes video data of video class and live broadcast class, codes the page and converts the page into video data to be transmitted to the vehicle terminal, so that the vehicle terminal plays the video data.
Disclosure of Invention
The disclosure provides an audio and video processing method, an audio and video processing device, audio and video processing equipment and a storage medium.
According to an aspect of the present disclosure, there is provided an audio/video processing method, including:
receiving audio and video attribute information sent by a vehicle machine side; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
the audio and video attribute information is sent to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine live broadcasting room information;
under the condition that the live broadcasting room information sent by the live broadcasting server side is received, target audio and video data are obtained based on the live broadcasting room information, the target audio and video data are sent to the vehicle machine side, and the target audio and video data are used for decoding and playing on the vehicle machine side.
According to another aspect of the present disclosure, there is provided an audio/video processing method, including:
sending the audio and video attribute information to terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supporting decoding; the audio and video attribute information is used for indicating the terminal equipment to acquire live broadcasting room information determined based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the live broadcasting room information;
And receiving the target audio and video data sent by the terminal equipment, and decoding and playing the target audio and video data.
According to another aspect of the present disclosure, there is provided an audio/video processing method, including:
receiving audio and video attribute information sent by terminal equipment; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
determining live broadcasting room information according to the audio and video attribute information;
transmitting the live broadcasting room information to terminal equipment; the live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and send the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
According to another aspect of the present disclosure, there is provided an audio-video processing apparatus including:
the first receiving module is used for receiving the audio and video attribute information sent by the vehicle machine side; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
the first sending module is used for sending the audio and video attribute information to the live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine live broadcasting room information;
the first processing module is used for acquiring target audio and video data based on the live broadcasting room information under the condition that the live broadcasting room information sent by the live broadcasting server side is received, sending the target audio and video data to the vehicle machine side, and decoding and playing the target audio and video data on the vehicle machine side.
According to another aspect of the present disclosure, there is provided an audio-video processing apparatus including:
the second sending module is used for sending the audio and video attribute information to the terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supporting decoding; the audio and video attribute information is used for indicating the terminal equipment to acquire live broadcasting room information determined based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the live broadcasting room information;
and the third processing module is used for receiving the target audio and video data sent by the terminal equipment and decoding and playing the target audio and video data.
According to another aspect of the present disclosure, there is provided an audio-video processing apparatus including:
the third receiving module is used for receiving the audio and video attribute information sent by the terminal equipment; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
the determining module is used for determining the information of the live broadcasting room according to the audio and video attribute information;
a fifth processing module, configured to send the live broadcasting room information to a terminal device; the live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and send the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
According to another aspect of the present disclosure, there is provided an electronic device including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein, the liquid crystal display device comprises a liquid crystal display device,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform any one of the audio video processing methods of the embodiments of the present disclosure.
According to another aspect of the present disclosure, there is provided a non-transitory computer-readable storage medium storing computer instructions for causing a computer to perform any one of the audio-video processing methods of the embodiments of the present disclosure.
According to another aspect of the present disclosure, there is provided a computer program product comprising a computer program which, when executed by a processor, implements any one of the audio-video processing methods of the embodiments of the present disclosure.
One embodiment of the above application has the following advantages or benefits: because the audio and video attribute information received by the terminal equipment is related to the audio and video attribute supported by the vehicle-mounted terminal, after the audio and video attribute information is sent to the live broadcast server, the live broadcast server can determine the information of the live broadcast room supported by the vehicle-mounted terminal and decoded by the vehicle-mounted terminal through the audio and video attribute information. And transmitting the target audio and video data acquired based on the live broadcasting room information to a vehicle machine side, and decoding and playing the target audio and video data by the vehicle machine side. Therefore, the terminal equipment only needs to transmit audio and video data, does not need to decode or encode the audio and video data, reduces the occupation amount of terminal equipment resources, thereby avoiding the problems of scalding and blocking of the terminal equipment in the live broadcast process, and further improving the operation efficiency of the terminal equipment.
It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the disclosure, nor is it intended to be used to limit the scope of the disclosure. Other features of the present disclosure will become apparent from the following specification.
Drawings
The drawings are for a better understanding of the present solution and are not to be construed as limiting the present disclosure. Wherein:
FIG. 1 is a flow chart of an audio video processing method according to an embodiment of the present disclosure;
FIG. 2 is a schematic illustration of a prior art vehicle-to-machine interconnection;
FIG. 3 is a flow chart of an audio video processing method according to another embodiment of the present disclosure;
FIG. 4 is a schematic diagram of interactions during a vehicle-to-machine interconnection process in accordance with an embodiment of the present disclosure;
FIG. 5 is a flow chart of an audio video processing method according to another embodiment of the present disclosure;
FIG. 6 is a flow chart of an audio video processing method according to another embodiment of the present disclosure;
fig. 7 is a block diagram of an audio-video processing device according to an embodiment of the present disclosure;
fig. 8 is a block diagram of an audio-video processing device according to another embodiment of the present disclosure;
fig. 9 is a block diagram of an audio-video processing apparatus according to another embodiment of the present disclosure;
fig. 10 is a block diagram of an audio-video processing apparatus according to another embodiment of the present disclosure;
Fig. 11 is a block diagram of an audio-video processing apparatus according to another embodiment of the present disclosure;
fig. 12 is a block diagram of an electronic device for implementing an audio-video processing method of an embodiment of the present disclosure.
Detailed Description
Exemplary embodiments of the present disclosure are described below in conjunction with the accompanying drawings, which include various details of the embodiments of the present disclosure to facilitate understanding, and should be considered as merely exemplary. Accordingly, one of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.
Fig. 1 is a flowchart of an audio and video processing method according to an embodiment of the present disclosure. As shown in fig. 1, the method may include:
s101, receiving audio and video attribute information sent by a vehicle machine side; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
s102, sending the audio and video attribute information to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine live broadcasting room information;
and S103, under the condition that the live broadcasting room information sent by the live broadcasting server side is received, acquiring target audio and video data based on the live broadcasting room information, and sending the target audio and video data to the vehicle machine side, wherein the target audio and video data is used for decoding and playing on the vehicle machine side.
It should be noted that steps S101 to S103 apply to the terminal device. In this embodiment, the terminal device may be a mobile phone, a tablet computer, a computer with a wireless transceiver function, or the like. The live broadcast server may be a cloud server, a server of a distributed system, or a server combined with a blockchain. The live broadcasting server side is used for storing the information of the live broadcasting room corresponding to each live broadcasting room, and the information of the live broadcasting room can be stored in a list form or in other forms. The live room information may include: the name of the live broadcasting room, identification information (such as Identifier (ID)) of the live broadcasting room, address information of the live broadcasting room, attribute information of the live broadcasting room, video type of video played by the live broadcasting room, and the like.
In step S102, the terminal device sends the audio and video attribute information to the live broadcast server, and the live broadcast server can search the audio and video attribute information to obtain a live broadcast room that can be decoded by the vehicle.
In the related art, as shown in fig. 2, if video and live broadcast contents are cast on the vehicle side, a Surface View (video playing component) needs to be loaded in the terminal device to load video and live broadcast video data. Firstly, a live broadcasting room list is put on a screen of a vehicle machine side, the vehicle machine side selects a live broadcasting room, and a live broadcasting room address is obtained through terminal equipment. The live broadcast server side returns a live broadcast room address to the terminal equipment, the terminal equipment decodes video data (such as Media Codec) of video types and live broadcast types to display pictures on the video playing component, then the terminal equipment also needs to encode the content displayed by the pictures to convert the content into video data, the video data is transmitted to the vehicle side, and the vehicle side can play the video data. Therefore, the terminal equipment often has the condition of tight resource consumption, so that the terminal equipment has the problems of scalding, clamping and the like.
In the technical scheme of the disclosure, because the audio and video attribute information received by the terminal equipment is related to the audio and video attribute supported by the vehicle-mounted terminal for decoding, after the audio and video attribute information is sent to the live broadcast server, the live broadcast server can directly determine the live broadcast room information supported by the vehicle-mounted terminal for decoding through the audio and video attribute information. And when the terminal equipment receives the live broadcasting room information sent by the live broadcasting server, sending the target audio and video data acquired based on the live broadcasting room information to the vehicle machine side, and decoding and playing the target audio and video data by the vehicle machine side. Therefore, the terminal equipment only needs to transmit audio and video data, does not need to decode or encode the audio and video data, reduces the occupation amount of terminal equipment resources, thereby avoiding the problems of scalding and blocking of the terminal equipment in the live broadcast process, and further improving the operation efficiency of the terminal equipment.
In one embodiment, the audio-video attribute information includes at least one of: audio and video formats and audio and video resolution.
Illustratively, the audio and VIDEO formats may be mp4 (Moving Picture Experts Group, moving picture experts group 4), flv (FLASH VIDEO, streaming format), avi (Audio Video Interleaved, audio VIDEO interleave format), gif (Graphics Interchange Format, picture interchange format), rmvb (Real Media Variable Bitrate ), mp3 (Moving Picture Experts Group Audio Layer 3, moving picture experts compression standard audio layer 3), and the like. The resolution of the audio and video may be 4120P, 720P, 10120P, where "P" is fully called Progressive, and represents the total number of lines of the video pixels; and may also be 2K, 4K, where "K" is collectively referred to as Kilo, representing the total number of columns of video pixels.
Specifically, the format of the audio and video and/or the resolution of the audio and video which can be decoded by the vehicle-mounted terminal are sent to the terminal equipment, so that the terminal equipment requests the live broadcasting room information corresponding to the format of the audio and video and/or the resolution of the audio and video from the live broadcasting service end, the terminal equipment does not need to decode the video stream, encode and convert the video stream into the video stream and transmit the video stream to the vehicle-mounted terminal, and the vehicle-mounted terminal can directly decode and play the audio and video data.
In one embodiment, as shown in fig. 3, when receiving the live broadcast room information sent by the live broadcast server, the method obtains the target audio/video data based on the live broadcast room information, including:
s301, the received live broadcasting room information is sent to a vehicle machine side; the live broadcasting room information is used for indicating the vehicle machine side to determine target live broadcasting room information in the live broadcasting room information;
s302, under the condition that target live broadcasting room information sent by a vehicle side is received, acquiring target audio and video data based on the target live broadcasting room information.
In this embodiment, the live broadcast server may determine at least one piece of live broadcast room information according to the audio and video attribute information, and may return to the terminal device in a list form. The terminal equipment sends the received live broadcasting room list to the vehicle-mounted terminal, so that the vehicle-mounted terminal loads the live broadcasting room list on a screen, a user can select target live broadcasting room information in the live broadcasting room list, and the vehicle-mounted terminal can play videos according to user requirements, and user experience is improved.
In one embodiment, obtaining target audio-video data based on target live room information includes:
transmitting target live broadcasting room information to a live broadcasting server; the target live broadcasting room information is used for indicating the live broadcasting server side to return corresponding live broadcasting room address information;
and under the condition that the live broadcasting room address information is received, acquiring target audio and video data based on the live broadcasting room address information.
In this embodiment, the target live broadcasting room address information is obtained according to the target live broadcasting room information determined by the vehicle-mounted terminal, and the terminal device obtains the target audio and video data based on the live broadcasting room address information, so that the vehicle-mounted terminal decodes and plays the target audio and video data. Therefore, as the target live broadcasting room information supports the vehicle-mounted equipment to decode, the terminal equipment only needs to transmit data and does not need to decode or encode, so that the operation efficiency of the terminal equipment is improved, and the user experience is further improved.
In one embodiment, the audio/video processing method further includes:
a preset instruction is sent to a vehicle terminal; the vehicle-mounted terminal is used for receiving a command from the vehicle-mounted terminal, wherein the command is preset and used for indicating the vehicle-mounted terminal to enter a live broadcast mode.
The preset instruction is an msg_cmd_enter_rtmp_stream_mode protocol instruction, and may be other protocol instructions. The terminal device sends a preset instruction to the vehicle terminal, the vehicle terminal enters a live broadcast mode, the terminal device stops encoding pages, address information of a live broadcast room is analyzed, accordingly target audio and video data are obtained, the target audio data are transmitted to the vehicle terminal, and the vehicle terminal decodes and plays the target audio and video data. Therefore, through interaction between the terminal equipment and the vehicle-mounted terminal, the vehicle-mounted terminal enters a live broadcast mode, so that the types of video playing of the vehicle-mounted terminal are enriched, and user experience is improved.
For ease of understanding, a car-to-machine interconnect (CarLife) application is illustrated:
as shown in fig. 4, the car machine end and the terminal device are both provided with a CarLife, the car machine end is connected with the terminal device through the CarLife, the car machine end synchronizes the audio and video format which can be decoded by the car machine end to the live broadcast server end through the terminal device, the live broadcast server end returns a live broadcast room list to the terminal device based on the audio and video format, the terminal device loads a live broadcast room list page according to the returned live broadcast room list, so that the car machine end displays the live broadcast room list on a screen, the car machine end selects target live broadcast room information, and the terminal device requests the live broadcast server end to acquire a live broadcast room address corresponding to the target live broadcast room information. The terminal equipment synchronizes the address of the live broadcasting room, stops using Media Codec (Media encoder) coding, starts to analyze the address of the live broadcasting room, acquires audio and video data, transmits the audio and video data to the vehicle terminal, sends an MSG_CMD_ENTER_RTMP_STREAM_MODE protocol instruction, ENTERs a live broadcasting MODE, and decodes and plays the audio and video data by the vehicle terminal.
Fig. 5 is a flowchart of an audio and video processing method according to an embodiment of the present disclosure. As shown in fig. 5, the method may include:
S501, sending audio and video attribute information to a terminal device; wherein, the audio and video attribute information is related to the attribute of the audio and video supporting decoding; the audio and video attribute information is used for indicating the terminal equipment to acquire live broadcasting room information determined based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the live broadcasting room information;
s502, receiving target audio and video data sent by the terminal equipment, and decoding and playing the target audio and video data.
It should be noted that, steps S501-S502 are applied to the vehicle-mounted device, and the vehicle-mounted device may be referred to as a vehicle itself or a system mounted on the vehicle, for example.
In the technical scheme of the disclosure, because the vehicle-mounted terminal sends the audio and video attribute information to the terminal equipment, and the audio and video attribute information is related to the attribute of the audio and video which the vehicle-mounted terminal supports to decode, the terminal equipment can decode and play the target audio and video data by the vehicle-mounted terminal only by sending the live broadcasting room information returned by the live broadcasting service terminal based on the audio and video attribute information to the vehicle-mounted terminal, thereby accelerating the data processing speed and improving the user experience. Meanwhile, the terminal equipment only needs to transmit audio and video data, does not need to decode or encode the audio and video data, and reduces the occupation amount of terminal equipment resources, so that the problems of scalding and blocking of the terminal equipment in the live broadcast process are avoided, and the operation efficiency of the terminal equipment is further improved.
In one embodiment, the method further comprises:
under the condition that the live broadcasting room information sent by the terminal equipment is received, determining target live broadcasting room information in the live broadcasting room information, and sending the target live broadcasting room information to the terminal equipment; the target live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data based on the target live broadcasting room information.
Specifically, after the vehicle side acquires the live broadcasting room information, the live broadcasting room information is displayed on a vehicle side screen, so that a user can select target live broadcasting room information from the live broadcasting room information, and the vehicle side can play videos according to user requirements, and user experience is improved.
In one embodiment, the method further comprises:
and under the condition of receiving a preset instruction sent by the terminal equipment, entering a live broadcast mode.
The preset instruction is an msg_cmd_enter_rtmp_stream_mode protocol instruction, and may be other protocol instructions.
In this embodiment, the vehicle-mounted terminal receives a preset instruction sent by the terminal device, so as to instruct the vehicle-mounted terminal to enter a live broadcast mode, and play the video. Therefore, through interaction between the terminal equipment and the vehicle-mounted terminal, the vehicle-mounted terminal enters a live broadcast mode, so that the types of video playing of the vehicle-mounted terminal are enriched, and user experience is improved.
In one embodiment, the audio-video attribute information includes at least one of: audio and video formats and audio and video resolution.
Illustratively, the audio and VIDEO formats may be mp4 (Moving Picture Experts Group, moving picture experts group 4), flv (FLASH VIDEO, streaming format), avi (Audio Video Interleaved, audio VIDEO interleave format), gif (Graphics Interchange Format, picture interchange format), rmvb (Real Media Variable Bitrate ), mp3 (Moving Picture Experts Group Audio Layer 3, moving picture experts compression standard audio layer 3), and the like. The resolution of the audio and video may be 4120P, 720P, 10120P, where "P" is fully called Progressive, and represents the total number of lines of the video pixels; and may also be 2K, 4K, where "K" is collectively referred to as Kilo, representing the total number of columns of video pixels.
Specifically, the format of the audio and video and/or the resolution of the audio and video which can be decoded by the vehicle-mounted terminal are sent to the terminal equipment, so that the terminal equipment requests the live broadcasting room information corresponding to the format of the audio and video and/or the resolution of the audio and video from the live broadcasting service end, the terminal equipment does not need to decode the video stream, encode and convert the video stream into the video stream and transmit the video stream to the vehicle-mounted terminal, and the vehicle-mounted terminal can also directly decode and play the audio and video data.
Fig. 6 is a flowchart of an audio and video processing method according to an embodiment of the present disclosure. As shown in fig. 6, the method may include:
s601, receiving audio and video attribute information sent by terminal equipment; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
s602, determining live broadcasting room information according to the audio and video attribute information;
s603, transmitting the live broadcasting room information to terminal equipment; the live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and send the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
It should be noted that, steps S601-S603 are applied to a live broadcast server, and the live broadcast server may be a cloud server for storing the live broadcast room information corresponding to each live broadcast room, and may store the live broadcast room information in a list form or store the live broadcast room information in other forms. The live room information may include: name of the live broadcasting room, identification information (such as Identifier (ID)) of the live broadcasting room, address information of the live broadcasting room, attribute information of the live broadcasting room, video type of video played by the live broadcasting room, etc
In the technical scheme of the disclosure, because the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle terminal, and the live broadcasting server determines the live broadcasting room information according to the audio and video attribute information, the audio and video data corresponding to the live broadcasting room information can be decoded by the vehicle terminal, so that the terminal equipment only needs to transmit the audio and video data, does not need to decode or encode the audio and video data, and can also realize the vehicle terminal to play the audio and video, thereby reducing the occupation amount of the terminal equipment resources, avoiding the problems of scalding and blocking of the terminal equipment in the live broadcasting process, and further improving the operation efficiency of the terminal equipment.
Fig. 7 is a block diagram of an audio-video processing device according to an embodiment of the present disclosure. As shown in fig. 7, the apparatus may include:
the first receiving module 701 is configured to receive audio and video attribute information sent by a vehicle machine side; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
the first sending module 702 is configured to send the audio and video attribute information to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine live broadcasting room information;
the first processing module 703 is configured to, when receiving the live broadcast room information sent by the live broadcast server, obtain target audio and video data based on the live broadcast room information, and send the target audio and video data to the vehicle terminal, where the target audio and video data is used for decoding and playing on the vehicle terminal.
In one embodiment, as shown in fig. 8, the first processing module 803 includes:
a first sending unit 804, configured to send the received live broadcasting room information to a vehicle machine side; the live broadcasting room information is used for indicating the vehicle machine side to determine target live broadcasting room information in the live broadcasting room information;
the first obtaining unit 805 is configured to obtain, when receiving target live broadcast room information sent by the vehicle side, target audio/video data based on the target live broadcast room information.
In one embodiment, as shown in fig. 8, the first obtaining unit 805 is further configured to send target live room information to a live server; the target live broadcasting room information is used for indicating the live broadcasting server side to return corresponding live broadcasting room address information;
and under the condition that the live broadcasting room address information is received, acquiring target audio and video data based on the live broadcasting room address information.
In one embodiment, as shown in fig. 8, further comprising:
the second processing module 806 is configured to send a preset instruction to the vehicle machine end; the vehicle-mounted terminal is used for receiving a command from the vehicle-mounted terminal, wherein the command is preset and used for indicating the vehicle-mounted terminal to enter a live broadcast mode.
In one embodiment, the audio-video attribute information includes at least one of: audio and video formats and audio and video resolution.
In this way, in the device of the embodiment of the disclosure, because the audio and video attribute information received by the terminal device is related to the attribute of the audio and video supported by the vehicle-mounted terminal, after the audio and video attribute information is sent to the live broadcast server, the live broadcast server can directly determine the information of the live broadcast supported by the vehicle-mounted terminal and decoded by the vehicle-mounted terminal through the audio and video attribute information. And when the terminal equipment receives the live broadcasting room information sent by the live broadcasting server, sending the target audio and video data acquired based on the live broadcasting room information to the vehicle machine side, and decoding and playing the target audio and video data by the vehicle machine side. Therefore, the terminal equipment only needs to transmit audio and video data, does not need to decode or encode the audio and video data, reduces the occupation amount of terminal equipment resources, thereby avoiding the problems of scalding and blocking of the terminal equipment in the live broadcast process, and further improving the operation efficiency of the terminal equipment.
Fig. 9 is a block diagram of an audio-video processing apparatus according to an embodiment of the present disclosure. As shown in fig. 9, the apparatus may include:
the second sending module 901 is configured to send audio and video attribute information to a terminal device; wherein, the audio and video attribute information is related to the attribute of the audio and video supporting decoding; the audio and video attribute information is used for indicating the terminal equipment to acquire live broadcasting room information determined based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the live broadcasting room information;
and the third processing module 902 is configured to receive the target audio/video data sent by the terminal device, and decode and play the target audio/video data.
In one embodiment, as shown in fig. 10, further comprising:
a second receiving module 1003, configured to determine target live room information in the live room information and send the target live room information to the terminal device when receiving the live room information sent by the terminal device; the target live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data based on the target live broadcasting room information.
In one embodiment, as shown in fig. 10, further comprising:
the fourth processing module 1004 is configured to enter a live mode when receiving a preset instruction sent by the terminal device.
In one embodiment, the audio and video attribute information includes: audio and video formats and audio and video resolution.
In this way, in the device of the embodiment of the disclosure, the vehicle-mounted terminal sends the audio and video attribute information to the terminal device, and the audio and video attribute information is related to the attribute of the audio and video which the vehicle-mounted terminal supports to decode, so that the terminal device can decode and play the target audio and video data by the vehicle-mounted terminal only by sending the live broadcasting room information returned by the live broadcasting service terminal based on the audio and video attribute information to the vehicle-mounted terminal, thereby accelerating the data processing speed and improving the user experience. Meanwhile, the terminal equipment only needs to transmit audio and video data, does not need to decode or encode the audio and video data, and reduces the occupation amount of terminal equipment resources, so that the problems of scalding and blocking of the terminal equipment in the live broadcast process are avoided, and the operation efficiency of the terminal equipment is further improved.
Fig. 11 is a block diagram of an audio-video processing apparatus according to an embodiment of the present disclosure. As shown in fig. 11, the apparatus may include:
a third receiving module 1101, configured to receive audio and video attribute information sent by a terminal device; the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
A determining module 1102, configured to determine live broadcast room information according to the audio/video attribute information;
a fifth processing module 1103, configured to send the live broadcast room information to a terminal device; the live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and send the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
In this way, according to the device disclosed by the embodiment of the disclosure, because the audio and video attribute information is related to the attribute of the audio and video which is supported to be decoded by the vehicle terminal, and the live broadcasting server determines the live broadcasting room information according to the audio and video attribute information, the audio and video data corresponding to the live broadcasting room information can be decoded by the vehicle terminal, so that the terminal equipment only needs to transmit the audio and video data, does not need to decode or encode the audio and video data, and can also realize the vehicle terminal to play the audio and video, thereby reducing the occupation amount of the terminal equipment resources, avoiding the problems of scalding and blocking of the terminal equipment in the live broadcasting process, and further improving the operation efficiency of the terminal equipment.
According to embodiments of the present disclosure, the present disclosure also provides an electronic device, a readable storage medium and a computer program product.
Fig. 12 shows a schematic block diagram of an example electronic device 1200 that can be used to implement embodiments of the present disclosure. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. The electronic device may also represent various forms of mobile devices, such as personal digital processing, cellular telephones, smartphones, wearable devices, and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the disclosure described and/or claimed herein.
As shown in fig. 8, the apparatus 1200 includes a computing unit 1201, which may perform various appropriate actions and processes according to a computer program stored in a Read Only Memory (ROM) 1202 or a computer program loaded from a storage unit 1208 into a Random Access Memory (RAM) 1203. In the RAM 1203, various programs and data required for the operation of the device 1200 may also be stored. The computing unit 1201, the ROM 1202, and the RAM 1203 are connected to each other via a bus 1204. An input/output (I/O) interface 1205 is also connected to the bus 1204.
Various components in device 1200 are connected to I/O interface 1205, including: an input unit 1206 such as a keyboard, mouse, etc.; an output unit 1207 such as various types of displays, speakers, and the like; a storage unit 1208 such as a magnetic disk, an optical disk, or the like; and a communication unit 1209, such as a network card, modem, wireless communication transceiver, etc. The communication unit 1209 allows the device 1200 to exchange information/data with other devices via a computer network, such as the internet, and/or various telecommunications networks.
The computing unit 1201 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of computing unit 1201 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various specialized Artificial Intelligence (AI) computing chips, various computing units running machine learning model algorithms, digital Signal Processors (DSPs), and any suitable processor, controller, microcontroller, etc. The computing unit 1201 performs the various methods and processes described above, such as an audio-video processing method. For example, in some embodiments, the audio-video processing method may be implemented as a computer software program tangibly embodied on a machine-readable medium, such as the storage unit 1208. In some embodiments, part or all of the computer program may be loaded and/or installed onto device 1200 via ROM 1202 and/or communication unit 1209. When a computer program is loaded into the RAM 1203 and executed by the computing unit 1201, one or more steps of the above-described audio-video processing method may be performed. Alternatively, in other embodiments, the computing unit 1201 may be configured to perform the audio-video processing method by any other suitable means (e.g., by means of firmware).
Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuit systems, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems On Chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs, the one or more computer programs may be executed and/or interpreted on a programmable system including at least one programmable processor, which may be a special purpose or general-purpose programmable processor, that may receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device.
Program code for carrying out methods of the present disclosure may be written in any combination of one or more programming languages. These program code may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable audio video processing apparatus, such that the program code, when executed by the processor or controller, causes the functions/operations specified in the flowchart and/or block diagram to be implemented. The program code may execute entirely on the machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of this disclosure, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. The machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
To provide for interaction with a user, the systems and techniques described here can be implemented on a computer having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and pointing device (e.g., a mouse or trackball) by which a user can provide input to the computer. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic input, speech input, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a background component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such background, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), and the internet.
The computer system may include a client and a server. The client and server are typically remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server may be a cloud server, a server of a distributed system, or a server incorporating a blockchain.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps recited in the present disclosure may be performed in parallel or sequentially or in a different order, provided that the desired results of the technical solutions of the present disclosure are achieved, and are not limited herein.
The above detailed description should not be taken as limiting the scope of the present disclosure. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (22)
1. An audio and video processing method, comprising:
the terminal equipment receives the audio and video attribute information sent by the vehicle machine end; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle-mounted terminal;
the terminal equipment sends the audio and video attribute information to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine first live broadcasting room information of the live broadcasting rooms supported by the vehicle-mounted terminal to decode from the stored live broadcasting room information of each live broadcasting room;
And under the condition that the terminal equipment receives the first live broadcasting room information sent by the live broadcasting server, acquiring target audio and video data based on the first live broadcasting room information, and sending the target audio and video data to the vehicle terminal, wherein the target audio and video data is used for decoding and playing on the vehicle terminal.
2. The method of claim 1, wherein the terminal device obtains the target audio/video data based on the first live broadcast room information when receiving the live broadcast room information sent by the live broadcast server, and the method comprises:
the terminal equipment sends the received first live broadcasting room information to the vehicle-mounted terminal; the first live broadcasting room information is used for indicating the vehicle-mounted terminal to determine target live broadcasting room information in the first live broadcasting room information;
and under the condition that the terminal equipment receives the target live broadcasting room information sent by the vehicle machine side, acquiring target audio and video data based on the target live broadcasting room information.
3. The method of claim 2, wherein the terminal device obtains target audio-video data based on the target live room information, comprising:
the terminal equipment sends the target live broadcasting room information to the live broadcasting server; the target live broadcasting room information is used for indicating the live broadcasting server side to return corresponding live broadcasting room address information;
And under the condition that the terminal equipment receives the live broadcasting room address information, acquiring the target audio and video data based on the live broadcasting room address information.
4. A method according to any one of claims 1-3, further comprising:
the terminal equipment sends a preset instruction to the vehicle machine end; the preset instruction is used for indicating the vehicle-mounted terminal to enter a live broadcast mode.
5. A method according to any one of claims 1-3, wherein the audiovisual attribute information comprises at least one of: audio and video formats and audio and video resolution.
6. An audio and video processing method, comprising:
the vehicle terminal sends the audio and video attribute information to the terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle-mounted terminal; the audio and video attribute information is used for indicating the terminal equipment to acquire first live broadcasting room information of the live broadcasting room supported by the vehicle machine side and determined from the stored live broadcasting room information of each live broadcasting room based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the first live broadcasting room information;
and the vehicle terminal receives the target audio and video data sent by the terminal equipment and decodes and plays the target audio and video data.
7. The method of claim 6, further comprising:
the vehicle terminal determines target live broadcasting room information in the first live broadcasting room information under the condition that the first live broadcasting room information sent by the terminal equipment is received, and sends the target live broadcasting room information to the terminal equipment; the target live broadcasting room information is used for indicating the terminal equipment to acquire the target audio and video data based on the target live broadcasting room information.
8. The method of claim 6 or 7, further comprising:
and the vehicle terminal enters a live broadcast mode under the condition of receiving a preset instruction sent by the terminal equipment.
9. The method according to claim 6 or 7, wherein the av attribute information includes: audio and video formats and audio and video resolution.
10. An audio and video processing method, comprising:
the live broadcast server receives the audio and video attribute information sent by the terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
determining first live broadcasting room information of the live broadcasting rooms supported to be decoded by the vehicle side from the stored live broadcasting room information of each live broadcasting room according to the audio and video attribute information;
The live broadcast server side sends the first live broadcast room information to the terminal equipment; the first live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and sending the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
11. An audio and video processing device applied to a terminal device, the audio and video processing device comprising:
the first receiving module is used for receiving the audio and video attribute information sent by the vehicle machine side; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle-mounted terminal;
the first sending module is used for sending the audio and video attribute information to a live broadcast server; the audio and video attribute information is used for indicating the live broadcasting server to determine first live broadcasting room information of the live broadcasting rooms supported by the vehicle-mounted terminal to decode from the stored live broadcasting room information of each live broadcasting room;
the first processing module is used for acquiring target audio and video data based on the first live broadcasting room information under the condition that the first live broadcasting room information sent by the live broadcasting server side is received, and sending the target audio and video data to the vehicle machine side, wherein the target audio and video data is used for decoding and playing on the vehicle machine side.
12. The apparatus of claim 11, the first processing module comprising:
the first sending unit is used for sending the received first live broadcasting room information to the vehicle-mounted terminal; the first live broadcasting room information is used for indicating the vehicle-mounted terminal to determine target live broadcasting room information in the first live broadcasting room information;
the first acquisition unit is used for acquiring target audio and video data based on the target live broadcasting room information under the condition that the target live broadcasting room information sent by the vehicle machine side is received.
13. The apparatus of claim 12, wherein the first obtaining unit is further configured to send the target live room information to the live server; the target live broadcasting room information is used for indicating the live broadcasting server side to return corresponding live broadcasting room address information;
and under the condition that the live broadcasting room address information is received, acquiring the target audio and video data based on the live broadcasting room address information.
14. The apparatus of any of claims 11-13, further comprising:
the second processing module is used for sending a preset instruction to the vehicle-mounted terminal; the preset instruction is used for indicating the vehicle-mounted terminal to enter a live broadcast mode.
15. The apparatus of any of claims 11-13, wherein the audiovisual attribute information comprises at least one of: audio and video formats and audio and video resolution.
16. An audio and video processing device is applied to a vehicle machine end, and the audio and video processing device comprises:
the second sending module is used for sending the audio and video attribute information to the terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle-mounted terminal; the audio and video attribute information is used for indicating the terminal equipment to acquire first live broadcasting room information of the live broadcasting room supported by the vehicle machine side and determined from the stored live broadcasting room information of each live broadcasting room based on the audio and video attribute information from the live broadcasting server side, and acquiring target audio and video data based on the first live broadcasting room information;
and the third processing module is used for receiving the target audio and video data sent by the terminal equipment and decoding and playing the target audio and video data.
17. The apparatus of claim 16, further comprising:
the second receiving module is used for determining target live broadcasting room information in the first live broadcasting room information under the condition that the first live broadcasting room information sent by the terminal equipment is received, and sending the target live broadcasting room information to the terminal equipment; the target live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data based on the target live broadcasting room information.
18. The apparatus of any of claims 16-17, further comprising:
and the fourth processing module is used for entering a live broadcast mode under the condition of receiving a preset instruction sent by the terminal equipment.
19. The apparatus of any of claims 16-17, wherein the audiovisual attribute information comprises: audio and video formats and audio and video resolution.
20. An audio and video processing device is applied to live broadcast service end, the audio and video processing device includes:
the third receiving module is used for receiving the audio and video attribute information sent by the terminal equipment; wherein, the audio and video attribute information is related to the attribute of the audio and video supported to be decoded by the vehicle side;
the determining module is used for determining first live broadcasting room information of the live broadcasting rooms supported to be decoded by the vehicle side from the stored live broadcasting room information of each live broadcasting room according to the audio and video attribute information;
a fifth processing module, configured to send the first live broadcast room information to the terminal device; the first live broadcasting room information is used for indicating the terminal equipment to acquire target audio and video data and sending the target audio and video data to the vehicle terminal, and the target audio and video data is used for decoding and playing on the vehicle terminal.
21. An electronic device, comprising:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein, the liquid crystal display device comprises a liquid crystal display device,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 1-10.
22. A non-transitory computer readable storage medium storing computer instructions for causing the computer to perform the method of any one of claims 1-10.
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| CN111093092A (en) * | 2019-12-17 | 2020-05-01 | 成都通甲优博科技有限责任公司 | Video processing method, device, system, server and readable storage medium |
| CN111225259A (en) * | 2020-01-19 | 2020-06-02 | 重庆众鸿科技有限公司 | Vehicle-mounted interconnected video display accelerating device |
| CN111464817A (en) * | 2020-03-12 | 2020-07-28 | 视联动力信息技术股份有限公司 | Code rate control method and device and readable storage medium |
| CN111787340A (en) * | 2020-05-25 | 2020-10-16 | 天津车之家数据信息技术有限公司 | Network live broadcast system and method |
| CN111634188A (en) * | 2020-05-29 | 2020-09-08 | 北京百度网讯科技有限公司 | Method and device for projecting screen |
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