WO2023015427A1 - Procédé de commutation de normes, appareil, dispositif informatique et support de stockage - Google Patents

Procédé de commutation de normes, appareil, dispositif informatique et support de stockage Download PDF

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Publication number
WO2023015427A1
WO2023015427A1 PCT/CN2021/111665 CN2021111665W WO2023015427A1 WO 2023015427 A1 WO2023015427 A1 WO 2023015427A1 CN 2021111665 W CN2021111665 W CN 2021111665W WO 2023015427 A1 WO2023015427 A1 WO 2023015427A1
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WIPO (PCT)
Prior art keywords
channel
channel resource
resources
standard
resource
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PCT/CN2021/111665
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English (en)
Chinese (zh)
Inventor
张金梁
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深圳Tcl新技术有限公司
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Application filed by 深圳Tcl新技术有限公司 filed Critical 深圳Tcl新技术有限公司
Priority to JP2024506544A priority Critical patent/JP2024528970A/ja
Priority to PCT/CN2021/111665 priority patent/WO2023015427A1/fr
Publication of WO2023015427A1 publication Critical patent/WO2023015427A1/fr

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Classifications

    • 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
    • H04N21/426—Internal components of the client ; Characteristics thereof

Definitions

  • the present application belongs to the technical field of multimedia processing, and in particular relates to a system switching method, device, computer equipment and storage medium.
  • signal sources of TV channels include terrestrial signal sources and satellite signal sources. Since the signal sources of the TV channels are different, the TV sets need to adopt different standards to play the TV channels of different signal sources.
  • Standard is the abbreviation of TV signal standard, which can be simply understood as a technical standard used to realize TV image or sound signal.
  • TV sets have multiple standards, such as ISDB-T, ISDB-S, ISDB-S3 and other standards.
  • the channel resources include hardware resources and software resources. If you switch the TV system multiple times, it will be very time-consuming and take up more hardware resources and software resources; specifically, from the perspective of hardware resources, each time you switch, the release is equivalent to the destruction of hardware resources.
  • Reconnection is equivalent to the startup and initialization of hardware resources, which will lead to occupying more hardware resources; from the perspective of software resources, release is equivalent to the destruction of software resources, and reconnection is equivalent to startup and initialization of software resources, thus It will take up more software resources and consume CPU.
  • TVs using the ISDB-S3 standard transmit digital TV data through TLV (Type Length Value) packets.
  • TLV packets are generally 4K, and the amount of data is relatively large. Therefore, after switching the standard to When the ISDB-S3 standard is used, the switching time is relatively slow, which also leads to the start time of the TV channel played by the ISDB-S3 standard compared to the TV channel broadcast by other standards, such as ISDB-T or ISDB-S.
  • the start-up time is about 1 to 2 seconds longer, resulting in time-consuming.
  • the TV system is time-consuming and takes up a lot of channel resources in the process of system switching.
  • Embodiments of the present application provide a system switching method, device, computer equipment, and storage medium, which can improve the efficiency of system switching and save channel resources.
  • the embodiment of the present application provides a system switching method, including:
  • first channel resource If there is overlap between the first channel resource and the second channel resource, run the resources that are not shared with the second channel resource in the first channel resource, run the resources that are shared with the second channel resource in the first channel resource, and run the second channel resource.
  • resources not shared with the first channel resource are used to switch the first standard to the second standard.
  • an embodiment of the present application provides a system switching device, including:
  • the response unit can be used to respond to the switching instruction to obtain the first system corresponding to the currently broadcast channel, and obtain the second system corresponding to the channel to be played;
  • an acquisition unit configured to acquire a first channel resource of a first standard and a second channel resource of a second standard
  • the switching unit may be used to empty-run the resources that are not shared with the second channel resource in the first channel resource and run the resources that are shared with the second channel resource in the first channel resource if there is overlap between the first channel resource and the second channel resource. resources, and run resources that are not shared with the first channel resource in the second channel resource, so as to switch the first system to the second system
  • the switching unit can also be used to empty run the first channel resource and run the second channel resource if there is no overlap between the first channel resource and the second channel resource, so as to switch the first system to the second format.
  • the response unit may be specifically configured to receive the data stream of the channel to be played according to the switching instruction; and verify the data stream of the channel to be played to determine the second standard corresponding to the channel to be played.
  • the response unit may be specifically configured to obtain the first data information in the data stream of the channel to be played, and obtain the preset second data information, the second data information corresponds to the second format; if the first If the data information is the same as the second data information, it is determined that the second format corresponding to the second data information is the second format corresponding to the channel to be played.
  • the response unit may be specifically configured to acquire the target signal source according to the switching instruction; and determine the second system corresponding to the channel to be played according to the target signal source.
  • the response unit may be specifically configured to obtain a mapping relationship set, which includes a mapping relationship between a preset target signal source and a preset format; according to the mapping relationship set, determine the second format.
  • the obtaining unit may be specifically configured to obtain a channel resource set according to the second standard; and filter out the second channel resource matching the second standard from the channel resource set.
  • the obtaining unit may specifically be configured to screen out a plurality of candidate second channel resources that match the second standard from the channel resource set; The target second channel resource; determining the target second channel resource as a second channel resource matching the second standard.
  • the obtaining unit can be specifically configured to extract a sub-channel resource set different from the first channel resource from the channel resource set according to the first channel resource; A second channel resource that matches the standard.
  • the acquiring unit may specifically be configured to screen out a plurality of candidate second channel resources matching the second standard from the channel resource set; determine the target second channel according to the priority of the candidate second channel resources Resource: determining the target second channel resource as a second channel resource matching the second standard.
  • the acquiring unit may be specifically configured to acquire historical usage data of candidate second channel resources; determine the priority of candidate second channel resources according to the historical usage data; determine the priority of candidate second channel resources according to the priority of candidate second channel resources Target second channel resource.
  • the obtaining unit may be specifically configured to fuse the usage duration and usage times to obtain fusion information; and determine the priority of the candidate second channel resource according to the fusion information.
  • the response unit may be specifically configured to respond to a switching instruction triggered by a control operation performed by any one of gesture, voice, touch, and button control methods.
  • the embodiment of the present application can directly run the non-shared resources in the first channel resource and the second channel resource, and run the resources in the first channel resource and the second channel resource Shared resources, and resources not shared with the first channel resource in the second channel resource, can realize system switching, so as to avoid releasing the first channel resource, and then reconnecting the second channel resource and running the second channel resource Operation, which can improve the efficiency of system switching and save channel resources.
  • FIG. 1 is a schematic diagram of a scenario of a system switching method provided in an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a flow of a system switching method provided in an embodiment of the present application.
  • FIG. 3 is a schematic diagram of a process for obtaining a second standard corresponding to a channel to be played provided by an embodiment of the present application.
  • FIG. 4 is a second schematic diagram of the process of obtaining the second standard corresponding to the channel to be played provided by the embodiment of the present application.
  • FIG. 5 is a schematic flow chart of acquiring a second channel resource of a second standard provided by an embodiment of the present application.
  • FIG. 6 is a second schematic flow chart of a system switching method provided in an embodiment of the present application.
  • FIG. 7 is a schematic diagram of system switching provided by the embodiment of the present application.
  • FIG. 8 is a second schematic diagram of system switching provided by the embodiment of the present application.
  • Fig. 9 is a schematic structural diagram of a media file playing device provided by an embodiment of the present application.
  • Fig. 10 is a schematic structural diagram of a computer device provided by an embodiment of the present application.
  • Embodiments of the present application provide a system switching method, device, computer equipment, and storage medium.
  • the system switching device may be integrated in computer equipment, and the computer equipment may be a server, or a terminal or other equipment.
  • the server can be an independent physical server, or a server cluster or distributed system composed of multiple physical servers, and can also provide cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communication , middleware service, domain name service, security service, network acceleration service (Content Delivery Network, CDN), and cloud servers for basic cloud computing services such as big data and artificial intelligence platforms.
  • the terminal may be a smart TV, but is not limited thereto.
  • the terminal and the server may be connected directly or indirectly through wired or wireless communication, which is not limited in this application.
  • the system switching device is integrated in a computer device, and the computer device is a smart TV as an example.
  • the smart TV receives a switching instruction, and in response to the switching command, obtains the first standard corresponding to the current playing channel.
  • the smart TV obtains the first channel resource of the first system, and obtains the second channel resource of the second system, if the first channel resource overlaps with the second channel resource, Then empty run the resources that are not shared with the second channel resources in the first channel resources, run the resources that are shared with the second channel resources in the first channel resources, and run the resources that are not shared with the first channel resources in the second channel resources, to switch the first system to the second system; if the first channel resource and the second channel resource do not overlap, run the first channel resource and run the second channel resource to switch the first system to the second system, In this way, the first standard can be quickly switched to the second standard, and channel resources can be saved.
  • the switching command can be triggered by executing the operation of switching the current playing channel to the channel to be played; the switching command can also be directly executed by switching the current signal source to An instruction triggered by the operation of the target signal source.
  • the system corresponds to the signal source, and one signal source may correspond to multiple systems.
  • the signal source when the signal source is a terrestrial signal source, its corresponding standards can be DVB-T, DVB-T2, DVB-C, ISDB-T, ATSC, DTMB and other standards; when the signal source is a satellite signal source, its The corresponding standards can be DVB-S, DVB-S2, ISDB-S3, ATSC3, ISDB-S and other standards.
  • the channel resources can include software resources and hardware resources
  • the hardware resources can include hardware transmission pipelines, software demultiplexers, video decoders or audio decoders, etc.
  • software resources can include software resources. Demultiplexer, back-end display or picture quality processor, etc.
  • idle running refers to a state in which the channel resource is kept connected but not operated.
  • the switching instruction is triggered by executing a target operation through any one of gesture, voice, touch, and button control methods.
  • the terminal has a control interface, and the user performs a touch operation on the control interface through a touch control method to trigger a switching instruction;
  • the terminal has a remote controller, and the user performs a button operation on the remote controller through a button control method to trigger a switching instruction.
  • the switch command can be triggered by switching the current playing channel to the channel to be played, and the operation can be performed by any control method such as gesture, voice, touch, or button; Switching is an instruction triggered by the operation of the target signal source. This operation can be executed by any control method such as gesture, voice, touch, and button.
  • the channel may be CCTV1, CCTV2, Hunan Satellite TV and other channels.
  • obtaining the first format corresponding to the current broadcast channel can be obtained by verifying the data stream of the current broadcast channel, specifically, extracting the fixed field in the data information header of the data stream of the current broadcast channel, and converting the current broadcast channel
  • the fixed field in the data stream is compared with the preset fixed field, and the preset fixed field matches the first standard. If the fixed field in the data stream of the current playing channel is the same as the preset fixed field, the current playing channel is determined.
  • the corresponding standard is the first standard.
  • the second standard corresponding to the channel to be played can be determined by verifying the data stream of the channel to be played, or the second standard corresponding to the channel to be played can be determined according to the signal source. format. details as follows:
  • the switching instruction is an instruction triggered by performing an operation of switching the current playing channel to the channel to be played.
  • the signal source of the currently broadcasting channel is different from the signal source of the channel to be broadcasted.
  • the signal source of the currently broadcasting channel is a terrestrial signal source
  • the signal source of the channel to be broadcasted is a satellite signal source.
  • the system needs to be switched; for example , the signal source of the currently playing channel is a satellite signal source, and the signal source of the channel to be played is a terrestrial signal source. In this case, the system needs to be switched.
  • A1 Receive the data stream of the channel to be played according to the switching instruction.
  • the computer device when the computer device is a smart TV, the data stream of the channel to be played is received by the TV tuner.
  • A2. Verify the data stream of the channel to be played to determine the second standard corresponding to the channel to be played.
  • the first data information in the data stream of the channel to be played is obtained, and the preset second data information is obtained, and the second data information corresponds to the second standard; if the first data information is the same as the second data information, then It is determined that the second format corresponding to the second data information is the second format corresponding to the channel to be played.
  • the first data information can be extracted from the data information header in the data stream of the channel to be played, and the first data information can be a character string composed of symbols, letters and numbers, or a character string composed of letters, but not limited to these two forms.
  • the second data information is preset in the computer device, and the second data information may be a string composed of symbols, letters and numbers, or a string composed of letters, but is not limited to these two forms.
  • the computer device may acquire a second set of mapping relationships, the second set of mapping relationships including the mapping relationship between the second data information and the second standard; according to the second set of mapping relationships, determine the second standard corresponding to the second data information It is the second standard corresponding to the channel to be played.
  • the switching instruction is an instruction triggered by performing an operation of switching the current signal source to the target signal source.
  • the signal source includes a ground signal source and a satellite signal source.
  • the user can switch the signal source according to the needs, for example, switch the current signal source to the target signal source, and then, in the channel corresponding to the satellite signal source, select the channel to be played to play, where the current signal source and the target signal source
  • the current signal source is a ground signal source
  • the target signal source is a satellite signal source
  • the current signal source is a satellite signal source
  • the target signal source is a ground signal source.
  • B2. Determine the second standard used by the channel to be played according to the target signal source.
  • mapping relation set includes a mapping relation between a preset target signal source and a preset standard; according to the mapping relation set, a second standard corresponding to the target signal source is determined.
  • the target signal source has a corresponding default system, which is the second system corresponding to the channel to be played, and the default system corresponding to the target signal source can be preset.
  • the first channel resource corresponding to the first standard may be identified according to the identifier of the channel resource.
  • the second channel resource corresponding to the second standard is preset, that is, the second channel resource corresponding to the second standard is a default channel resource.
  • Another way, as shown in Figure 5, may be as follows:
  • the channel resource set may be obtained according to the identifier of the channel resource.
  • the first method from the set of channel resources, select multiple candidate second channel resources that match the second standard; from the candidate second channel resources, select a target second channel that is different from the first channel resource Resource: determining the target second channel resource as a second channel resource matching the second standard.
  • the embodiment of the present application screens out a plurality of candidate second channel resources matching the second standard, and the second channel resources matching the second standard may be preset, and the identification of the second channel resource and the identification of the second standard to bind.
  • the embodiment of the present application can filter out a plurality of candidate second channel resources matching the second standard according to the identifier of the second standard and the identifier of the second channel resource. Then, identify the identifier of the candidate second channel resource and the identifier of the first channel resource, and determine a target second channel resource different from the first channel resource. In this way, there is no overlap between the obtained second channel resource and the first channel resource.
  • multiple candidate second channel resources matching the second standard are screened out, and multiple candidate second channel resources matching the second standard may also be screened out from the channel resource set according to preset conditions.
  • the preset condition may be the number of times or the duration of use of the channel resource. For example, when the number of times or the duration of use of the channel resource reaches the preset condition, it is determined that the channel resource that meets the preset condition is the second channel resource. Identifying the identifier of the second channel resource and the identifier of the first channel resource to determine a target second channel resource different from the first channel resource.
  • the second method According to the first channel resource, extract a sub-channel resource set different from the first channel resource from the channel resource set; from the sub-channel resource set, select the second channel resource matching the second standard channel resources.
  • a sub-channel resource set different from the first channel resource identifier can be extracted from the channel resource set by identifying the channel resource identifier. Then, the candidate second channel resource can be screened out from the sub-channel resource set according to the use time or the number of times of use of the channel resource, and then the target second channel resource with the longest use time or the most use times can be selected from the candidate channel resources , determining the target second channel resource as a second channel resource matching the second standard. In this way, the obtained second channel resource does not overlap with the first channel resource.
  • the third method from the set of channel resources, select multiple candidate second channel resources that match the second standard; determine the target second channel resources according to the priority of the candidate second channel resources; The two-channel resource is determined as a second channel resource matching the second standard. In this way, the obtained second channel resource may or may not overlap with the first channel resource.
  • the second channel resource matching the second standard may be preset, and the identifier of the second channel resource may be bound with the identifier of the second standard. In this way, multiple candidate second channel resources matching the second standard can be screened out according to the identifier of the second standard and the identifier of the second channel resource.
  • the target second channel resource may be determined according to historical usage data
  • the computer device may obtain historical usage data of candidate second channel resources; determine the priority of candidate second channel resources according to historical usage data; The priority of the second channel resource determines the target second channel resource.
  • determining the priority of the candidate second channel resource may be obtained by fusing the usage duration and the usage times to obtain fusion information; according to the fusion information, the priority of the candidate second channel resource is determined.
  • the priorities of the candidate second channel resources may also be preset, that is, the priorities of the candidate second channel resources are default priorities.
  • idle running refers to a state in which the channel resource is kept connected but not operated.
  • Idle-running the resources not in common with the second channel resource in the first channel resource refers to keeping connected the resources in the first channel resource that are not in common with the second channel resource, but not running the resource in the first channel resource that is not in common with the second channel resource.
  • Shared resources for example, software resources in the first channel resources are resources that are not shared with the second channel resources in the first channel resources, and at this time can be referred to as software resources in the first channel resources.
  • first channel resource overlaps with the second channel resource
  • it may be referred to as a conflict between the first channel resource and the second channel resource, or it may also be referred to as having the same resource as the first channel resource and the second channel resource.
  • both the first channel resource and the second channel resource include software resources and hardware resources
  • the software resources of the first channel resource are the same as the software resources of the second channel resource
  • the hardware resources of the first channel resource and the The same hardware resource means that the first channel resource and the second channel resource overlap.
  • the hardware resource in the first channel resource is empty run, Running the software resource and running the hardware resource in the second channel resource, so as to switch the first standard to the second standard.
  • the first channel resource is idle run and the second channel resource is operated, so as to switch the first standard to the second standard.
  • both the first channel resources and the second channel resources include software resources and hardware resources, the software resources of the first channel resources are different from the software resources of the second channel resources, and the hardware resources of the first channel resources are different from the hardware resources of the second channel resources.
  • the resources are different, that is to say, there is no overlap between the first channel resource and the second channel resource.
  • the embodiment of the present application can directly run the first channel resource and run the second channel resource, so as to realize the switching of the system, thereby avoiding the release of all the first channel resources , and then reconnect all the second channel resources and run operations on all the second channel resources, so that the efficiency of mode switching can be improved and channel resources can be saved.
  • the computer device can reserve the first channel resource corresponding to the first standard and the second channel resource corresponding to the second standard, and switch the first standard to During the process of the second standard, the second channel resource corresponding to the second standard is not reconnected, so as to ensure that the channel to be played can be played quickly.
  • the embodiment of the present application can directly run the non-shared resources in the first channel resource and the second channel resource, and run the resources in the first channel resource and the second channel resource Shared resources, and resources not shared with the first channel resource in the second channel resource, can realize system switching, so as to avoid releasing the first channel resource, and then reconnecting the second channel resource and running the second channel resource Operation, which can improve the efficiency of system switching and save channel resources.
  • the computer device can reserve the overlapping part of the first channel resource and the second channel resource, and only re-run the second channel resource that is not shared with the first channel resource. resources to ensure that the channel to be played can be played quickly.
  • system switching apparatus is specifically integrated into a computer device, and the computer device is a smart TV as an example.
  • the smart TV receives a switching instruction.
  • the switching instruction is an instruction triggered by performing an operation of switching the current signal source to the target signal source.
  • the smart television acquires the first standard corresponding to the current playing channel in response to the switching instruction.
  • the smart TV extracts the data stream of the current broadcast channel, obtains the fixed fields in the data information header of the data stream of the current broadcast channel, and presets the fixed fields in the data stream of the current broadcast channel in the smart TV.
  • the fixed fields preset in the smart TV match the first standard, and if the fixed fields in the data stream of the current playing channel are the same as the fixed fields preset in the smart TV, determine the currently playing The system corresponding to the channel is the first system.
  • the smart television receives the target signal source in response to the switching instruction.
  • the smart TV determines the second standard corresponding to the channel to be played according to the target signal source.
  • the computer device may acquire a mapping relationship set, and the mapping relationship set includes a mapping relationship between a preset target signal source and a preset standard; and determine a second standard corresponding to the target signal source according to the mapping relationship set.
  • the smart TV acquires the first channel resource of the first standard, and acquires the second channel resource of the second standard.
  • the smart TV can identify the first channel resource corresponding to the first standard according to the identifier of the channel resource.
  • the second channel resource corresponding to the second standard is preset, that is, the second channel resource corresponding to the second standard is a default channel resource.
  • a channel resource set is obtained; and from the channel resource set, second channel resources matching the second standard are screened out.
  • a plurality of candidate second channel resources matching the second standard are screened out; target second channel resources different from the first channel resources are screened out from the candidate second channel resources; target second channel resources are selected
  • the channel resource is determined as a second channel resource matching the second standard.
  • a sub-channel resource set different from the first channel resource is extracted from the channel resource set; and a second channel resource matching the second standard is selected from the sub-channel resource set.
  • a plurality of candidate second channel resources that match the second standard are screened out; according to the priority of the candidate second channel resources, the target second channel resources are determined; and the target second channel resources are determined to match the The second channel resource matched by the second standard.
  • the first channel resources include software resources and hardware resources, wherein the software resources include software demultiplexers identified as SW Demux0, hardware resources include hardware transmission pipeline, video decoder, audio decoder, where the identification of hardware transmission pipeline is HW TP0, the identification of the video decoder is Vdec0, and the identification of the audio decoder is Adec0;
  • the second channel resources include software resources and hardware resources, wherein the software resources include software demultiplexers identified as SW Demux1, and the hardware resources include hardware resources Transmission pipeline, video decoder, and audio decoder.
  • the hardware transmission pipeline is identified as HW TP1
  • the video decoder is identified as Vdec0
  • the audio decoder is identified as Adec0 as an example for explanation. It should be noted that different identifiers represent different hardware resources or different software resources.
  • the same resource as the first channel resource and the second channel resource is a video decoder and an audio decoder.
  • the smart TV system In the process of opening the ISDB-T standard for the first time, the smart TV system will connect and run the HW TP0, SW Demux0, and Vdec0/Adec0.
  • the smart TV system In the process of switching the standard for the first time, that is, the process of switching the ISDB-T standard to the ISDB-S standard, the smart TV system will first turn off the ISDB-T standard. In this case, the smart TV system will run the HW TP0 and SW Demux0 keep running Vdec0/Adec0, then turn on the ISDB-S system, connect and run HW TP1 and SW Demux1, since Vdec0/Adec0 is kept running, at this time, there is no need to re-run Vdec0/Adec0 again.
  • the first channel resources include software resources and hardware resources, wherein the software resources include software demultiplexers, which Identified as SW Demux0, hardware resources include hardware transmission pipeline, video decoder, audio decoder, where the identification of hardware transmission pipeline is HW TP0, the identification of the video decoder is Vdec0, and the identification of the audio decoder is Adec0;
  • the second channel resources include software resources and hardware resources, wherein the software resources include a software demultiplexer, and its identification is SW Demux2, and the hardware resources include hardware resources
  • the smart TV system In the process of opening the ISDB-T standard for the first time, the smart TV system will connect and run the HW TP0, SW Demux0, and Vdec0/Adec0.
  • the smart TV system In the process of switching the standard for the first time, that is, the process of switching the ISDB-T standard to the ISDB-S3 standard, the smart TV system will first turn off the ISDB-T standard. In this case, the smart TV system will run the HW TP0, SW Demux0, Vdec0/Adec0, and then, open the ISDB-S3 system, connect and run HW TP2, SW Demux2, and Vdec2/Adec2.
  • the smart TV system will first turn off the ISDB-S3 standard.
  • the smart TV system will empty run HW TP2, SW Demux2, and Vdec2/Adec2, and then enable the ISDB-T system, and run HW TP0, SW Demux0, and Vdec0/Adec0 directly. In this way, rapid switching of the standard is realized and channel resources are saved.
  • step 202 and step 203 can be performed simultaneously, and step 203 can also be performed after step 202; step 206 and step 207 can be performed simultaneously, and step 207 can also be performed after step 206.
  • the embodiment of the present application can directly run the non-shared resources in the first channel resource and the second channel resource, and run the resources in the first channel resource and the second channel resource Shared resources, and resources not shared with the first channel resource in the second channel resource, can realize system switching, so as to avoid releasing the first channel resource, and then reconnecting the second channel resource and running the second channel resource Operation, which can improve the efficiency of system switching and save channel resources.
  • the embodiment of the present application also provides a system switching device, which can be integrated into computer equipment, such as servers or terminals, and the terminals can include smart TVs, tablet computers, notebooks, etc. computer and/or personal computer, etc.
  • the system switching device may include a response unit 301, an acquisition unit 302, and a switching unit 303, as follows:
  • the response unit 301 may be configured to respond to the switching instruction to obtain the first format corresponding to the currently played channel, and obtain the second format corresponding to the channel to be played.
  • the response unit 301 can specifically be configured to receive the data stream of the channel to be played according to the switching instruction; and verify the data stream of the channel to be played to determine the second standard corresponding to the channel to be played.
  • the response unit 301 can specifically be used to obtain the first data information in the data stream of the channel to be played, and obtain the preset second data information, the second data information corresponds to the second format; if the first data information is consistent with the second If the data information is the same, it is determined that the second format corresponding to the second data information is the second format corresponding to the channel to be played.
  • the response unit 301 can specifically be configured to receive the target signal source according to the switching instruction; and determine the second system corresponding to the channel to be played according to the target signal source.
  • the response unit 301 may be specifically configured to obtain a mapping relationship set, which includes a mapping relationship between a preset target signal source and a preset standard; and determine a second standard corresponding to the target signal source according to the mapping relationship set.
  • the response unit 301 may be specifically configured to respond to a switching instruction triggered by a control operation performed by any one of gesture, voice, touch, and button control methods.
  • the obtaining unit 302 may be configured to obtain a first channel resource of a first standard, and obtain a second channel resource of a second standard.
  • the acquiring unit 302 may specifically be configured to acquire a channel resource set according to the second standard; and filter out second channel resources matching the second standard from the channel resource set.
  • the obtaining unit 302 may specifically be configured to screen out a plurality of candidate second channel resources matching the second standard from the channel resource set; screen out a target second channel different from the first channel resource from the candidate second channel resources Resource: determining the target second channel resource as a second channel resource matching the second standard.
  • the obtaining unit 302 may specifically be configured to extract a sub-channel resource set different from the first channel resource from the channel resource set according to the first channel resource; and select a second channel resource matching the second standard from the sub-channel resource set. channel resources.
  • the obtaining unit 302 may specifically be configured to screen out a plurality of candidate second channel resources matching the second standard from the channel resource set; determine the target second channel resource according to the priority of the candidate second channel resource; The two-channel resource is determined as a second channel resource matching the second standard.
  • the obtaining unit 302 may be specifically configured to obtain historical usage data of candidate second channel resources; determine the priority of candidate second channel resources according to the historical usage data; determine the target second channel resource according to the priority of candidate second channel resources .
  • the acquiring unit 302 may specifically be configured to fuse the usage duration and usage times to obtain fusion information; and determine the priority of candidate second channel resources according to the fusion information.
  • the switching unit 303 may be configured to, if the first channel resource overlaps with the second channel resource, empty-run the resources that are not shared with the second channel resource in the first channel resource, and run the resources shared with the second channel resource in the first channel resource. resources, and run resources not shared with the first channel resource among the second channel resources, so as to switch the first system to the second system.
  • the switching unit 303 may also be configured to empty run the first channel resource and run the second channel resource if there is no overlap between the first channel resource and the second channel resource, so as to switch from the first standard to the second standard.
  • the response unit 301 in this embodiment of the present application may respond to the switching instruction to obtain the first system corresponding to the currently broadcast channel, and obtain the second system corresponding to the channel to be played; the obtaining unit 302 may obtain the first channel resource of the first system, and Obtain the second channel resource of the second standard; if the first channel resource overlaps with the second channel resource, the switching unit 303 can empty-run the resources in the first channel resource that are not shared with the second channel resource, and run the resources in the first channel resource resources shared with the second channel resource, and resources not shared with the first channel resource in the second channel resource are operated, so as to switch the first standard to the second standard.
  • the embodiment of the present application can directly run the non-shared resources in the first channel resource and the second channel resource, and run the resources in the first channel resource and the second channel resource Shared resources, and resources not shared with the first channel resource in the second channel resource, can realize system switching, so as to avoid releasing the first channel resource, and then reconnecting the second channel resource and running the second channel resource Operation, which can improve the efficiency of system switching and save channel resources.
  • FIG. 10 shows a schematic structural diagram of the computer device involved in the embodiment of the present application, specifically:
  • the computer device may include a processor 401 of one or more processing cores, a memory 402 of one or more computer-readable storage media, a power supply 403, an input unit 404 and other components.
  • a processor 401 of one or more processing cores may include a processor 401 of one or more processing cores, a memory 402 of one or more computer-readable storage media, a power supply 403, an input unit 404 and other components.
  • FIG. 10 does not constitute a limitation on the computer device, and may include more or less components than shown in the figure, or combine some components, or arrange different components. in:
  • the processor 401 is the control center of the computer equipment, and uses various interfaces and lines to connect various parts of the entire computer equipment, and runs or executes software programs and/or modules stored in the memory 402, and calls stored in the memory 402. Data, perform various functions of computer equipment and process data, so as to monitor the computer equipment as a whole.
  • the processor 401 may include one or more processing cores; preferably, the processor 401 may integrate an application processor and a modem processor, wherein the application processor mainly processes operating systems, user interfaces, and computer programs, etc. , the modem processor mainly handles wireless communications. It can be understood that the foregoing modem processor may not be integrated into the processor 401 .
  • the memory 402 can be used to store software programs and modules, and the processor 401 executes various functional applications and data processing by running the software programs and modules stored in the memory 402 .
  • the memory 402 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, computer programs required by at least one function (such as a sound playback function, an image playback function, etc.); Data created by the use of computer equipment, etc.
  • the memory 402 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage devices.
  • the memory 402 may further include a memory controller to provide the processor 401 with access to the memory 402 .
  • the computer device also includes a power supply 403 for supplying power to each component.
  • the power supply 403 can be logically connected to the processor 401 through a power management system, so that functions such as charging, discharging, and power consumption management can be realized through the power management system.
  • the power supply 403 may also include one or more DC or AC power supplies, recharging systems, power failure detection circuits, power converters or inverters, power status indicators and other arbitrary components.
  • the computer device may also include an input unit 404, which may be used for receiving inputted numerical or character information communication, and generating keyboard, mouse, joystick, optical or trackball signal input related to user setting and function control.
  • an input unit 404 which may be used for receiving inputted numerical or character information communication, and generating keyboard, mouse, joystick, optical or trackball signal input related to user setting and function control.
  • the computer device may also include a display unit, etc., which will not be repeated here.
  • the processor 401 in the computer device loads the executable file corresponding to the process of one or more computer programs into the memory 402 according to the following instructions, and the processor 401 executes the executable file stored in the The computer program in memory 402, thereby realizes various functions, as follows:
  • the switching instruction In response to the switching instruction, obtain the first system corresponding to the current playing channel, and obtain the second system corresponding to the channel to be played; obtain the first channel resource of the first system, and obtain the second channel resource of the second system; if the first If the channel resource overlaps with the second channel resource, the resource that is not shared with the second channel resource in the first channel resource is empty-running, the resource shared with the second channel resource in the first channel resource is run, and the resource in the second channel resource is run The resource not shared with the first channel resource is used to switch the first standard to the second standard.
  • an embodiment of the present application provides a storage medium, in which a computer program is stored, and the computer program can be loaded by a processor to execute any mode switching method provided in the embodiment of the present application.
  • the storage medium may include: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD, etc.
  • a computer program product or computer program includes computer instructions, and the computer instructions are stored in a computer-readable storage medium.
  • the processor of the computer device reads the computer instruction from the computer-readable storage medium, and the processor executes the computer instruction, so that the computer device executes the methods provided in various optional implementation manners provided in the foregoing embodiments.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

La présente demande concerne un procédé de commutation de normes, un appareil, un dispositif informatique, et un support de stockage, où une ressource dans des premières ressources de canal qui n'est pas également présente dans des secondes ressources de canal peut être directement rendue inactive, une ressource dans les premières ressources de canal qui est également présente dans les secondes ressources de canal peut être exécutée, et une ressource dans les secondes ressources de canal qui n'est pas également présente dans les premières ressources de canal peut être exécutée. Une commutation de normes peut ainsi être mise en oeuvre et, en conséquence, l'efficacité de commutation de normes peut être améliorée et des ressources de canal peuvent être économisées.
PCT/CN2021/111665 2021-08-10 2021-08-10 Procédé de commutation de normes, appareil, dispositif informatique et support de stockage WO2023015427A1 (fr)

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JP2024506544A JP2024528970A (ja) 2021-08-10 2021-08-10 放送方式切替方法、装置、コンピュータ機器及び記憶媒体
PCT/CN2021/111665 WO2023015427A1 (fr) 2021-08-10 2021-08-10 Procédé de commutation de normes, appareil, dispositif informatique et support de stockage

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WO2024212684A1 (fr) * 2023-04-14 2024-10-17 海信视像科技股份有限公司 Dispositif d'affichage et procédé de traitement pour dispositif d'affichage

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CN112997551A (zh) * 2019-03-28 2021-06-18 Oppo广东移动通信有限公司 传输侧行信道的方法和终端设备

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WO2024212684A1 (fr) * 2023-04-14 2024-10-17 海信视像科技股份有限公司 Dispositif d'affichage et procédé de traitement pour dispositif d'affichage

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