CN115460208A - Video recording transcoding method, device and system based on cloud manufacturer - Google Patents
Video recording transcoding method, device and system based on cloud manufacturer Download PDFInfo
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- CN115460208A CN115460208A CN202211163683.3A CN202211163683A CN115460208A CN 115460208 A CN115460208 A CN 115460208A CN 202211163683 A CN202211163683 A CN 202211163683A CN 115460208 A CN115460208 A CN 115460208A
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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Abstract
The invention discloses a video recording and transcoding method, device and system based on a cloud manufacturer, wherein the method comprises the following steps: sending a plug flow request to a cloud server so that the cloud server returns a plug flow channel; calling a network intermediary, and pushing flow to a cloud server through the flow pushing channel so as to record and store first video data by the cloud server; and applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data. By adopting the embodiment of the invention, the recording, the storage and the transcoding of the video by the cloud server are realized, the problem of file loss possibly occurring when the video is locally recorded is avoided, and the reliability of processing the user file is improved; in addition, the cloud server is adopted for video processing, so that the video processing is not limited by machine configuration and network conditions, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Description
Technical Field
The invention relates to the technical field of audio and video, in particular to a video recording and transcoding method, device and system based on cloud manufacturers.
Background
The RTMP (Real Time Messaging Protocol) streaming function is widely applied to a live broadcast platform, and allows various live broadcast devices to be accessed to the live broadcast platform, for example, various live broadcast devices not limited to PCs push video data obtained from the live broadcast devices to the live broadcast platform in an RTMP streaming manner, thereby realizing network live broadcast with high flexibility; in the prior art, video data mainly adopts locally stored video recording and video transcoding so as to record videos with various resolutions in a live broadcast or conference process. On the other hand, the locally stored video recording and video transcoding easily cause file loss when the recording is abnormal, and the recording concurrence is poor.
Disclosure of Invention
The invention provides a video recording and transcoding method, device and system based on cloud manufacturers, and aims to solve the technical problems of file loss and poor recording concurrency in video recording and transcoding in the prior art.
In order to solve the technical problem, an embodiment of the present invention provides a video recording and transcoding method based on a cloud vendor, including:
sending a flow pushing request to a cloud server so that the cloud server returns a flow pushing channel;
calling a network intermediary, and pushing flow to a cloud server through the flow pushing channel so as to record and store first video data by the cloud server;
and applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data.
According to the invention, the cloud server is used for recording, storing and transcoding the video, so that the problem of file loss possibly occurring when the video is locally recorded is avoided, and the reliability of processing the user file is improved; in addition, the cloud server is adopted for video processing, the video processing is not limited by machine configuration and network conditions any more, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Further, the sending of the plug flow request to the cloud server to enable the cloud server to return the plug flow channel specifically includes:
applying a plug flow address to a local service of a cloud server so that the local service applies a plug flow channel to the cloud server; the local service provides a uniform transmission interface, and an anti-corrosion layer is used for shielding external butt joint details;
and acquiring a plug flow channel returned by the cloud server.
The method comprises the steps of applying for a plug flow address from a cloud server through a local service, and acquiring a plug flow channel returned by the cloud server; the local service adopts the anti-corrosion layer to shield external butt joint details, so that the robustness of the internal service is improved, and the reliability of processing user files is improved.
Further, after the obtaining of the plug flow channel returned by the cloud server, the method further includes:
storing an uploading task corresponding to the current plug flow process;
and recording the state transfer process of the recording in the uploading task, and associating an uploading path.
According to the invention, only the uploading task of the recording process or the pushing process is recorded locally, and the recording and storing processes of the video are executed on the cloud server, so that the problem of file loss possibly occurring when the video is recorded locally is avoided, and the reliability of processing the user file is improved.
Further, the applying for transcoding to the cloud server to enable the cloud server to transcode the first video data into the second video data includes:
applying transcoding to the cloud server through the local service of the cloud server so that the cloud server transcodes the first video data into second video data after reading the first video data.
The transcoding process is executed on the cloud server, and is not limited by machine configuration and network conditions, so that the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Further, the applying for transcoding to the cloud server to enable the cloud server to transcode the first video data into second video data further includes:
sending a merge request to the cloud server through the local service so that the cloud server merges the first video data into an HLS file;
applying transcoding to the cloud server through the local service, so that the cloud server transcodes the HLS file into second video data after reading the HLS file.
According to the method and the device, the first video data are firstly converted into the HLS file in the cloud server, and then the HLS file is transcoded into the second video data, so that the transcoding process can be completed in the cloud service of an AWS manufacturer at the same time, and the transcoding stability is ensured.
Further, after the applying for transcoding to the cloud server, the method includes:
judging whether the application transcoding is successful or not;
and when the application transcoding fails, performing backoff retry according to a preset time interval until the application transcoding succeeds.
According to the invention, when the transcoding application fails, backoff retry is executed, so that the cloud server finally acquires the transcoding application request, and the reliability of the server for processing the user file is improved.
Further, before the applying for transcoding to the cloud server to cause the cloud server to transcode the first video data into the second video data, the method includes:
and storing the transcoding task corresponding to the current transcoding process, and recording and updating the transcoding state and the information of the transcoding file.
According to the invention, the transcoding task is only locally recorded, the transcoding state is updated, and the specific transcoding process is executed in the cloud server, so that the transcoding process is not limited by machine configuration and network conditions, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Further, when applying for transcoding to the cloud server to cause the cloud server to transcode the first video data into the second video data, the method includes:
judging whether a transcoding state returned by the cloud server is received;
and when the transcoding state returned by the cloud server is not received, polling is carried out on the transcoding state.
According to the method and the system, the transcoding state in the locally stored transcoding task is kept consistent with the transcoding process in the cloud server by polling the transcoding state, so that the reliability of processing the user file is improved.
On the other hand, an embodiment of the present invention further provides a video recording and transcoding device based on a cloud vendor, including: the system comprises a request sending module, a stream pushing module and a transcoding module;
the request sending module is used for sending a flow pushing request to the cloud server so that the cloud server returns a flow pushing channel;
the stream pushing module is used for calling a network intermediary and pushing a stream to a cloud server through the stream pushing channel so that the cloud server records and stores first video data;
the transcoding module is used for applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data.
On the other hand, the embodiment of the invention also provides a video recording and transcoding system based on the cloud manufacturer, which comprises the following steps: the system comprises a client and a cloud server;
the client is used for executing the video recording and transcoding method based on the cloud manufacturer according to any one of the embodiments of the present invention;
the cloud server is used for responding to a stream pushing request of the client, returning a stream pushing channel, and recording and storing first video data; and the transcoding module is used for responding to a transcoding request of the client, transcoding the first video into second video data and returning a transcoding state.
According to the invention, the cloud server is used for recording, storing and transcoding the video, so that the problem of file loss possibly caused by local video recording is avoided, and the reliability of processing the user file is improved; in addition, the cloud server is adopted for video processing, so that the video processing is not limited by machine configuration and network conditions, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Drawings
Fig. 1 is a schematic flowchart of an embodiment of a video recording and transcoding method based on cloud vendors according to the present invention;
fig. 2 is a timing diagram illustrating an embodiment of a video recording and transcoding method based on cloud vendors according to the present invention;
fig. 3 is a schematic flowchart of another embodiment of a video recording and transcoding method based on cloud vendors according to the present invention;
fig. 4 is a flowchart illustrating a transcoding process according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an embodiment of a video recording and transcoding device based on a cloud vendor according to the present invention;
fig. 6 is a schematic structural diagram of an embodiment of a video recording and transcoding system based on a cloud vendor provided in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1, a schematic flow chart of an embodiment of a video recording and transcoding method based on a cloud manufacturer provided by the present invention mainly includes steps 101 to 103, which are as follows:
step 101: and sending a flow pushing request to the cloud server so that the cloud server returns a flow pushing channel.
In this embodiment, the push flow channel is an RTMP push flow channel; among them, the RTMP (Real Time Messaging Protocol) is a Real Time message transmission Protocol, which is based on TCP and is a Protocol family including various variants such as RTMP basic Protocol and RTMPT/RTMPs/RTMPE. RTMP is a network protocol designed for real-time data communication, and is mainly used for audio-video and data communication between a Flash/AIR platform and a streaming media/interaction server supporting the RTMP protocol.
Step 102: and calling a network intermediary, and pushing flow to a cloud server through the flow pushing channel so as to record and store the first video data by the cloud server.
In this embodiment, the network broker is a program responsible for streaming to the cloud server during the recording process.
Step 103: and applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data.
Referring to fig. 2, which is a timing diagram of an embodiment of a video recording and transcoding method based on a cloud manufacturer provided in the present invention, after the recording is finished, a network intermediary stops streaming; in addition, an end request is sent to a local service (USS) through the recording and broadcasting service, and the local service enables the cloud server to stop providing a stream pushing channel after receiving the end request; the USS unified storage service is externally responsible for being docked and compatible with a plurality of cloud manufacturers, internally provides a unified interface, and shields service details.
In this embodiment, when a transcoding task is initiated from the outside, the local service performs transcoding task processing from a route to the AWS cloud service according to the carried service information, and at this time, the AWS cloud service additionally initiates and processes HLS file merging; but the whole process is not aware of the outside and does not cause traffic intrusion for other implementations.
In this embodiment, before applying for transcoding from the cloud server to enable the cloud server to transcode the first video data into the second video data, the method includes: and storing the transcoding task corresponding to the current transcoding process, and recording and updating the transcoding state and the information of the transcoding file.
In this embodiment, after the network broker stops pushing, the task state in the upload task is updated; wherein the task state after stopping the plug flow comprises: and (6) transcoding a result.
According to the invention, the transcoding task is only locally recorded, the transcoding state is updated, and the specific transcoding process is executed in the cloud server, so that the transcoding process is not limited by machine configuration and network conditions, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
In this embodiment, when applying for transcoding to the cloud server to enable the cloud server to transcode the first video data into the second video data, the method includes: judging whether a transcoding state returned by the cloud server is received; and when the transcoding state returned by the cloud server is not received, polling the transcoding state.
According to the method and the system, the transcoding state in the transcoding task stored locally is kept consistent with the transcoding process in the cloud server by polling the transcoding state, and the reliability of processing the user file is improved.
In this embodiment, the applying for transcoding to the cloud server to enable the cloud server to transcode the first video data into the second video data includes: applying transcoding to the cloud server through the local service of the cloud server so that the cloud server transcodes the first video data into second video data after reading the first video data.
The transcoding process is executed on the cloud server, and is not limited by machine configuration and network conditions, so that the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
Referring to fig. 4, a schematic flowchart of an embodiment of a transcoding process provided by the present invention is shown, where the applying for transcoding to the cloud server so that the cloud server transcodes the first video data into the second video data further includes: sending a merge request to the cloud server through the local service so that the cloud server merges the first video data into an HLS file; applying transcoding to the cloud server through the local service, so that the cloud server transcodes the HLS file into second video data after reading the HLS file.
According to the method and the device, the first video data are firstly converted into the HLS file in the cloud server, and then the HLS file is transcoded into the second video data, so that the transcoding process can be completed in the cloud service of an AWS manufacturer at the same time, and the transcoding stability is ensured.
The HLS (Http Live Streaming) is a protocol defined by Apple company and used for real-time Streaming, and is realized based on an HTTP (hyper text transport protocol), and a transmission file comprises two parts, namely an M3U8 description file and a TS (transport stream) media file; the AWS cloud service cannot transcode the first video data directly as an input source, and needs to merge the first video data into an HLS file and then transcode the HLS file.
In this embodiment, the transcoding may be to directly transcode the first video data into the second video data, or to merge the first video data into an HLS file and then transcode the HLS file to obtain the second video data, so that the ALI cloud service and the AWS cloud service may be used simultaneously.
In this embodiment, after applying for transcoding from the cloud server, the method includes: judging whether the application transcoding is successful or not; and when the application transcoding fails, performing backoff retry according to a preset time interval until the application transcoding succeeds.
According to the invention, when the transcoding application fails, backoff retry is executed, so that the cloud server finally acquires the transcoding application request, and the reliability of the server for processing the user file is improved.
Fig. 3 is a schematic flow chart of a video recording and transcoding method based on a cloud vendor according to another embodiment of the present invention. The main difference between fig. 3 and fig. 2 is that fig. 3 includes steps 201-202, which are as follows:
in this embodiment, step 101 specifically includes step 201 and step 202.
Step 201: applying for a plug flow address to a local service of a cloud server so that the local service applies for a plug flow channel to the cloud server; wherein the local service provides a uniform transmission interface and shields external docking details using an anti-corrosive layer.
Step 202: and acquiring a plug flow channel returned by the cloud server.
The method comprises the steps of applying for a plug flow address from a cloud server through a local service, and obtaining a plug flow channel returned by the cloud server; the local service adopts the anti-corrosion layer to shield external butt joint details, so that the robustness of the internal service is improved, and the reliability of processing user files is improved.
In this embodiment, after the obtaining the plug flow channel returned by the cloud server, the method further includes: storing an uploading task corresponding to the current plug flow process; and recording the state transfer process of the recording in the uploading task, and associating an uploading path.
According to the method and the system, only the uploading task of the recording process or the pushing process is recorded locally, and the recording and storing processes of the video are executed on the cloud server, so that the problem of file loss possibly caused when the video is recorded locally is avoided, and the reliability of processing the user file is improved.
Referring to fig. 5, a schematic structural diagram of an embodiment of a video recording and transcoding device based on cloud vendors provided in the present invention mainly includes: a request sending module 301, a stream pushing module 302 and a transcoding module 303.
In this embodiment, the request sending module 301 is configured to send a push flow request to a cloud server, so that the cloud server returns a push flow channel.
In this embodiment, the request sending module 301 includes: a flow pushing request unit and a channel acquisition unit; the stream pushing request unit is used for applying a stream pushing address to a local service of a cloud server so that the local service applies a stream pushing channel to the cloud server; the local service provides a uniform transmission interface, and an anti-corrosion layer is used for shielding external butt joint details; the channel acquisition unit is used for acquiring the plug flow channel returned by the cloud server.
In this embodiment, the video recording and transcoding device based on a cloud vendor further includes: the device comprises a storage module and a first recording module; the storage module is used for storing an uploading task corresponding to the current pushing process; and the first recording module is used for recording the state transfer process of the recording in the uploading task and associating the uploading path.
The stream pushing module 302 is configured to call a network broker, and push streams to a cloud server through the stream pushing channel, so that the cloud server records and stores the first video data.
In this embodiment, the video recording and transcoding device based on the cloud vendor further includes: a second recording module; and the second recording module is used for storing the transcoding task corresponding to the transcoding process, and recording and updating the transcoding state and the information of the transcoding file.
The transcoding module 303 is configured to apply transcoding to the cloud server, so that the cloud server transcodes the first video data into second video data.
In this embodiment, the transcoding module 303 includes: a first transcoding unit; the first transcoding unit is used for applying transcoding to the cloud server through the local service of the cloud server so that the cloud server transcodes the first video data into second video data after reading the first video data.
In this embodiment, the transcoding module 303 further includes: the merging unit and the second transcoding unit; the merging unit is used for sending a merging request to the cloud server through the local service so as to enable the cloud server to merge the first video data into an HLS file; the second transcoding unit is used for applying transcoding to the cloud server through the local service, so that the HLS file is transcoded into second video data after the HLS file is read by the cloud server.
In this embodiment, the video recording and transcoding device based on the cloud vendor further includes: the device comprises a first judgment module and a retry module; the first judgment module is used for judging whether the application transcoding is successful or not; and the retry module is used for performing backoff retry according to a preset time interval when the transcoding application fails until the transcoding application succeeds.
In this embodiment, the video recording and transcoding device based on a cloud vendor further includes: the second judgment module and the polling module; the second judging module is used for judging whether a transcoding state returned by the cloud server is received; and the polling module is used for polling the transcoding state when the transcoding state returned by the cloud server is not received.
Referring to fig. 6, a schematic structural diagram of an embodiment of a video recording and transcoding system based on a cloud vendor provided in the present invention mainly includes: a client 401 and a cloud server 402.
In this embodiment, the client 401 is configured to execute the video recording and transcoding method based on a cloud vendor according to any one of the embodiments of the present invention.
The cloud server 402 is used for responding to a stream pushing request of the client, returning a stream pushing channel, and recording and storing the first video data; and the transcoding module is used for responding to a transcoding request of the client, transcoding the first video into second video data and returning a transcoding state.
According to the invention, the cloud server is used for recording, storing and transcoding the video, so that the problem of file loss possibly occurring when the video is locally recorded is avoided, and the reliability of processing the user file is improved; in addition, the cloud server is adopted for video processing, the video processing is not limited by machine configuration and network conditions any more, the problem of poor recording concurrency is avoided, and the transcoding performance is improved.
The above-mentioned embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, and it should be understood that the above-mentioned embodiments are only examples of the present invention and are not intended to limit the scope of the present invention. It should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A video recording and transcoding method based on cloud manufacturers is characterized by comprising the following steps:
sending a flow pushing request to a cloud server so that the cloud server returns a flow pushing channel;
calling a network intermediary, and pushing a stream to a cloud server through the stream pushing channel so as to record and store first video data by the cloud server;
and applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data.
2. The video recording and transcoding method based on the cloud vendor as claimed in claim 1, wherein the sending of the streaming request to the cloud server to enable the cloud server to return the streaming channel specifically comprises:
applying for a plug flow address to a local service of a cloud server so that the local service applies for a plug flow channel to the cloud server; the local service provides a uniform transmission interface, and an anti-corrosion layer is used for shielding external butt joint details;
and acquiring a plug flow channel returned by the cloud server.
3. The method for transcoding a video recording based on a cloud vendor according to claim 2, wherein after the obtaining of the streaming channel returned by the cloud server, the method further comprises:
storing an uploading task corresponding to the current pushing process;
and recording the state transfer process of the recording in the uploading task, and associating an uploading path.
4. The method for transcoding video recording based on cloud vendor according to claim 1, wherein the applying for transcoding to the cloud server to make the cloud server transcode the first video data into the second video data comprises:
the local service of the cloud server applies transcoding to the cloud server, so that the cloud server transcodes the first video data into second video data after reading the first video data.
5. The cloud vendor-based video recording and transcoding method of claim 4, wherein said applying for transcoding to the cloud server to cause the cloud server to transcode the first video data into the second video data further comprises:
sending a merge request to the cloud server through the local service so that the cloud server merges the first video data into an HLS file;
applying transcoding to the cloud server through the local service, so that the cloud server transcodes the HLS file into second video data after reading the HLS file.
6. The cloud vendor-based video recording and transcoding method according to any one of claims 1 to 5, wherein after applying for transcoding from the cloud server, the method comprises:
judging whether the application transcoding is successful or not;
and when the application transcoding fails, performing backoff retry according to a preset time interval until the application transcoding succeeds.
7. The method for transcoding a video recording based on a cloud manufacturer according to any one of claims 1 to 5, wherein before applying for transcoding from the cloud server to enable the cloud server to transcode the first video data into the second video data, the method comprises:
and storing the transcoding task corresponding to the current transcoding process, and recording and updating the transcoding state and the information of the transcoding file.
8. The method for transcoding video recording based on cloud manufacturers according to claim 7, wherein when applying for transcoding from the cloud server to enable the cloud server to transcode the first video data into the second video data, the method comprises:
judging whether a transcoding state returned by the cloud server is received;
and when the transcoding state returned by the cloud server is not received, polling is carried out on the transcoding state.
9. A video recording and transcoding device based on cloud manufacturers is characterized by comprising: the system comprises a request sending module, a stream pushing module and a transcoding module;
the request sending module is used for sending a stream pushing request to the cloud server so that the cloud server returns a stream pushing channel;
the stream pushing module is used for calling a network intermediary and pushing a stream to a cloud server through the stream pushing channel so that the cloud server records and stores first video data;
the transcoding module is used for applying transcoding to the cloud server so that the cloud server transcodes the first video data into second video data.
10. A video recording transcoding system based on cloud manufacturers is characterized by comprising: the system comprises a client and a cloud server;
the client is used for executing the video recording and transcoding method based on the cloud manufacturers according to any one of claims 1 to 8;
the cloud server is used for responding to a stream pushing request of the client, returning a stream pushing channel, and recording and storing first video data; and the transcoding module is used for responding to a transcoding request of the client, transcoding the first video into second video data and returning a transcoding state.
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