CN104683865B - A kind of channels ARC setting method and equipment - Google Patents
A kind of channels ARC setting method and equipment Download PDFInfo
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- CN104683865B CN104683865B CN201510084478.1A CN201510084478A CN104683865B CN 104683865 B CN104683865 B CN 104683865B CN 201510084478 A CN201510084478 A CN 201510084478A CN 104683865 B CN104683865 B CN 104683865B
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Abstract
The embodiment of the invention discloses a kind of channels ARC setting method and equipment.This method includes:When detecting that there are equipment access in the ports HDMI, the request for obtaining logical address is sent to equipment;According to the logical address that equipment returns, judge whether the type of equipment is power amplifier;If the type of equipment is power amplifier, and be determined that power amplifier is connect with the ARC pins of the ports HDMI, then the instruction in the channels setting ARC is generated, and the instruction that the channels ARC are arranged is sent to power amplifier, to indicate that the power amplifier according to described instruction, sets the channels ARC of the power amplifier to current voice-grade channel.And the prior art is arranged the channel of present video by adjusting knob on power amplifier, each power amplifier can only set the channel corresponding to position that adjusting knob currently rotates to present video channel, it may be necessary to repeatedly attempt just be operated on the channels ARC.As it can be seen that by way of compared with the channels power amplifier ARC are arranged the adjusting knob on power amplifier, technical solution provided in an embodiment of the present invention improves the control efficiency of ARC functions.
Description
Technical field
The present invention relates to multimedia technology field more particularly to a kind of audio return channel (Audio Return
Channel, ARC) channel setting method and equipment.
Background technology
ARC functions be high-definition multimedia interface (High-Definition Multimedia Interface,
HDMI) the function in 1.4 port specifications, can improve audio quality, and basic agreement is consumer electronics control (Consumer
Electronics Control, CEC) agreement.With the development of multimedia technology, many multimedia equipments, such as TV, work(
It puts, all supports ARC functions.
It by taking TV as an example, is connect with TV in power amplifier, and audio signal is passed back to by power amplifier by ARC functions by TV
In scene, the ports ARC of power amplifier are connect with the ports HDMI with ARC functions on TV.Based on the hardware connection mode, power amplifier
Can be established between TV HDMI1, HDMI2, HDMI3, HDMI4, audio frequency and video (Audio Video, AV) 1, AV2, AV3,
The channels such as AV4.Wherein, it can be operated on the channels ARC, could return as the channels ARC of power amplifier, only power amplifier there are one channel
Audio signal is passed, realizes ARC functions.If on the channel channels BuARC of power amplifier work at present, power amplifier cannot make a sound.
In order to make power amplifier be operated on the channels ARC, adjusting knob is arranged in existing be achieved in that on power amplifier, for user
The channels manual setting ARC.Wherein, adjusting knob rotates to different location, the different channels of corresponding power amplifier.
But under normal circumstances, user does not know which channel is the channels ARC, it may be necessary to be revolved by repeatedly adjusting
Button just can be such that power amplifier is operated on the channels ARC, cause ARC function control efficiency low.
Invention content
The purpose of the embodiment of the present invention is to provide a kind of channels ARC setting method and equipment, for solving manual setting ARC
The problem that the mode in channel makes ARC function control efficiency low.
The purpose of the embodiment of the present invention is achieved through the following technical solutions:
A kind of channels ARC setting method, including:
When detecting that there are equipment access in the ports HDMI, the request for obtaining logical address is sent to the equipment;
According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier;
If the type of the equipment is power amplifier, and determines that the power amplifier and the ARC pins of the ports HDMI are connect, then
The instruction in the channels setting ARC is generated, and the instruction in the channels setting ARC is sent to the power amplifier, to indicate the power amplifier
According to described instruction, it sets the channels ARC of the power amplifier to current voice-grade channel.
Optionally, judging that the type of the equipment is power amplifier, and the ARC of the power amplifier and the ports HDMI is determined
After pin connection, before the instruction for generating the channels setting ARC, further include then:
When detecting that the ARC functions of the power amplifier are open state, the instruction of initialization power amplifier state is sent to the work(
It puts.
Optionally, the instruction in the channels setting ARC is to indicate that this equipment is the CEC message of source device.
Optionally, the instruction in the channels setting ARC is to carry the CEC message of ARC lane identification informations, it is determined that described
Power amplifier is connect with the ARC pins of the ports HDMI, then before the instruction for generating the channels setting ARC, this method further includes:
Obtain the model of the power amplifier;
According to the model of the power amplifier, in the corresponding ARC lane identification informations of power amplifier of each model of storage, search
The ARC lane identification informations of the power amplifier.
A kind of channels ARC setting method, including:
The request for obtaining logical address is received from the ports ARC, and logical address is returned to the equipment for sending the request;
Receive the instruction in the channels setting ARC that the equipment for sending request is sent;
It sets the channels ARC to present video channel according to described instruction.
A kind of channels ARC setting equipment, including:
Equipment detection module, is used for:When detecting that there are equipment access in the ports HDMI, sends and obtained logically to the equipment
The request of location;According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier;
Pin determining module, is used for:Determine that the power amplifier and the ARC pins of the ports HDMI are connect;
Directive generation module, equipment detection module judges that the type of the equipment is power amplifier, and pin determining module determines
After the power amplifier is connect with the ARC pins of the ports HDMI, described instruction generation module is used for:Generate the channels setting ARC
Instruction;
Instruction sending module is used for:The instruction in the channels setting ARC is sent to the power amplifier, to indicate the work(
It puts according to described instruction, sets the channels ARC of the power amplifier to current voice-grade channel.
Optionally, the equipment detection module judges that the type of the equipment is power amplifier, and the pin determining module is true
Determine after the power amplifier connect with the ARC pins of the ports HDMI, described instruction generation module generates the finger in the channels setting ARC
Before order, described instruction sending module is additionally operable to:
When detecting that the ARC functions of the power amplifier are open state, the instruction of initialization power amplifier state is sent to the work(
It puts.
Optionally, the instruction in the channels setting ARC is to indicate that this equipment is the CEC message of source device.
Optionally, the instruction in the channels setting ARC is to carry the CEC message of ARC lane identification informations, which also wraps
Include searching module, the equipment detection module judges that the type of the equipment is power amplifier, and pin determining module determine it is described
After power amplifier is connect with the ARC pins of the ports HDMI, before described instruction generation module generates the instruction in the channels setting ARC,
The searching module is used for:Obtain the model of the power amplifier;According to the model of the power amplifier, in the power amplifier of each model of storage
In corresponding ARC lane identification informations, the ARC lane identification informations of the power amplifier are searched.
A kind of power amplifier, including:
Address requests receiving module, is used for:The request for obtaining logical address is received from the ports ARC;
Address sending module, is used for:After receiving the request for obtaining logical address in described address request receiving module, to
The equipment for sending request returns to logical address;
Command reception module:Receive the instruction in the channels setting ARC that the equipment for sending request is sent;
The channels ARC setup module, is used for:Described instruction receiving module receives the setting that the equipment for sending request is sent
After the instruction in the channels ARC, the channels ARC are set as by current voice-grade channel according to described instruction.
The embodiment of the present invention has the beneficial effect that:
In the embodiment of the present invention, when detecting that there are equipment access in the ports HDMI, is sent to the equipment of the access and obtain logic
The request of address determines that the type of access device is power amplifier according to the logical address of return, and power amplifier and this equipment is determined
After the ARC pins connection of the ports HDMI, then the instruction in setting ARC channels is generated, sends the instruction in the channels setting ARC to power amplifier,
Indicate that power amplifier according to the instruction, sets the channels ARC to current voice-grade channel.And the prior art is revolved by the adjusting on power amplifier
Button is arranged current voice-grade channel, and each power amplifier can only set the channel corresponding to position that adjusting knob currently rotates to
Current voice-grade channel, it may be necessary to repeatedly attempt just be operated on the channels ARC.As it can be seen that compared with the adjusting on power amplifier is passed through
The mode in the channels power amplifier ARC is arranged in knob, and technical solution provided in an embodiment of the present invention improves the control efficiency of ARC functions.
Further, judging that the type of the equipment of access is power amplifier, and the ARC pins of power amplifier and the ports HDMI are determined
After connection, then before the instruction for generating the channels setting ARC, when detecting that ARC functions are open state, initialization power amplifier shape is sent
The instruction of state is placed under the triggering of the instruction with indicated work and is initialized to power amplifier, and work is ready for the channels setting ARC
Make so that be not in exception, to improve ARC when the channels ARC are arranged in power amplifier under the instruction triggers that the channels ARC are arranged
The control efficiency of function.
In addition, this equipment is passed back to audio signal by ARC functions in the scene of power amplifier, no matter connect what type of
Power amplifier is this equipment always as the source device for sending audio signal, and power amplifier is as the receiving device for receiving audio signal.If
The instruction in the setting channels ARC that this equipment is sent is to indicate that this equipment is the CEC message of source device, is appointed since the instruction does not carry
What information (such as the identification information in the channels ARC of power amplifier) related with power amplifier, no matter which kind of power amplifier, can correctly parse this
Instruction, and then set the channels ARC to present video channel.It is therefore not necessary to send different instructions for different power amplifiers, in fact
Existing mode is simple.
Description of the drawings
Fig. 1 is a kind of channels ARC setting method flow chart provided in an embodiment of the present invention;
Fig. 2 is the another kind channels ARC provided in an embodiment of the present invention setting method flow chart;
Fig. 3 is TV provided in an embodiment of the present invention and a kind of channels ARC setting method flow chart that power amplifier cooperation is implemented;
Fig. 4 is the schematic device that equipment is arranged in a kind of channels ARC provided in an embodiment of the present invention;
Fig. 5 is the schematic device that equipment is arranged in the another kind channels ARC provided in an embodiment of the present invention;
Fig. 6 is a kind of schematic device of power amplifier provided in an embodiment of the present invention.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
One step it is described in detail.The embodiment of the present invention, which can be applied to connect by the ports ARC between television set and power amplifier, carries out audio
The application scenarios of transmission can also be applied to connect by the ports ARC between other electronic equipments and power amplifier to carry out audio transmission
Application scenarios, the application by between television set and power amplifier by the ports ARC connect for illustrate.
As shown in Figure 1, the embodiment of the present invention provides a kind of channels ARC setting method, specific implementation is as follows:
Step 110:When detecting that there are equipment access in the ports HDMI, the request for obtaining logical address is sent to equipment;
Wherein, logical address is used for characterizing the type of equipment, after getting the logical address of equipment return, can obtain
The type of equipment.
Step 120:According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier;
Step 130:If the type of the equipment is power amplifier, and determines that power amplifier is connect with the ARC pins of the ports HDMI, then give birth to
It is sent to power amplifier at the instruction in the channels setting ARC, and by the instruction that the channels ARC are arranged, to indicate power amplifier according to the instruction, by work(
The channels ARC put are set as current voice-grade channel.
Wherein, the ports ARC of power amplifier are connect with the ARC pins of the ports HDMI, illustrate be between this equipment and power amplifier can
To carry out audio transmission by the channels ARC.
It should be pointed out that being determined that power amplifier and the ARC pins of the ports HDMI connect step corresponding to this state simultaneously
Sequential restriction is not done, can be determined that after detecting that there are equipment access in the ports HDMI, as long as sending the channels setting ARC
Before instruction, it can also be determined in other sequential.
In the embodiment of the present invention, when detecting that there are equipment access in the ports HDMI, is sent to the equipment of the access and obtain logic
The request of address and determines power amplifier and this equipment after determining that the type of access device is power amplifier according to the logical address of return
The ports HDMI the connection of ARC pins after, then generate the instruction in setting ARC channels, send the instruction in the channels setting ARC to work(
It puts, instruction power amplifier sets the channels ARC to current voice-grade channel according to the instruction.And the prior art passes through the tune on power amplifier
Section knob is arranged current voice-grade channel, and each power amplifier can only set the channel corresponding to position that adjusting knob currently rotates to
It is set to current voice-grade channel, it may be necessary to repeatedly attempt just be operated on the channels ARC.As it can be seen that compared with by power amplifier
The mode in the channels power amplifier ARC is arranged in adjusting knob, and technical solution provided in an embodiment of the present invention improves the control effect of ARC functions
Rate.
For connecting the application scenarios for carrying out audio transmission by the ports ARC between TV and power amplifier, above-mentioned steps 110
Specific implementation:The pin18 of the ports HDMI is a voltage sense pin of 5v_power, when the pin detects 5V voltages
When, illustrate there is equipment to be linked on the ports HDMI.After having detected equipment access, TV sends to obtain to the equipment of access and patrol
Collect the request of address.
It should also be noted that, TV is almost sent simultaneously to the equipment of access obtains asking for logical address and physical address
It asks, by logical address, can know the type of equipment, by physical address, can establish point-to-point between TV and equipment
Communication.Before TV gets the physical address of equipment, the communication of broadcast type can be established between equipment, when TV obtains
It gets physical address and then establishes point-to-point communication between equipment.
Optionally, if the type of the equipment of above-mentioned access is power amplifier, and it is determined that power amplifier and the ARC pins of the ports HDMI connect
After connecing, then before the instruction for generating the channels setting ARC, when detecting that the ARC functions of power amplifier are open state, initialization work(is sent
The instruction of state is put to power amplifier.Due to before power amplifier initializes, the course of work disunity of the power amplifier of each model, i.e. power amplifier
Other functions may be being realized, in this case, if the channels power amplifier setting ARC can influence the realization of other functions.Also,
Since power amplifier also needs to realize other functions, the channels power amplifier setting ARC can be influenced, even if can go out if the success of the channels setting ARC
The current voice-grade channel of existing power amplifier is switched to the situation on other channels again.After power amplifier initialization, power amplifier is not held currently
The other functions of row are ready work, power amplifier channels setting ARC under the instruction triggers in the channels setting ARC for the channels setting ARC
When, be not in exception, to improve the control efficiency of ARC functions.
In the embodiment of the present invention, there are many realization methods of step 130.
On the one hand, the ARC lane identification informations of the power amplifier of each model are not stored in this equipment, are stored in power amplifier
The identification information in the channels ARC.If the type of the equipment of above-mentioned access is power amplifier, and is determined that power amplifier and the ARC of the ports HDMI are managed
Foot connects, then generates the instruction in the channels setting ARC, the instruction that the channels ARC are arranged is sent to power amplifier, power amplifier receives the instruction
Afterwards, the ARC lane identification informations that power amplifier is searched under the triggering of the instruction, for example, finding the ARC lane identification informations of power amplifier
It indicates that the channels ARC are HDMI1, then sets HDMI1 to current voice-grade channel.Optionally, the instruction in the channels setting ARC is to refer to
Show that this equipment is the CEC message of source device.This equipment is passed back to audio signal by ARC functions in the scene of power amplifier no matter
Which kind of power amplifier is connected, is source device of this equipment as transmission audio signal always, power amplifier is as the reception for receiving audio signal
Equipment.If the instruction in the setting channels ARC that this equipment is sent is to indicate that this equipment is the CEC message of source device, since this refers to
Order does not carry any information related with power amplifier (such as the identification information in the channels ARC of power amplifier), no matter which kind of power amplifier, can be with
The instruction is correctly parsed, and then sets the channels ARC to current voice-grade channel.It is therefore not necessary to be sent not for different power amplifiers
Same instruction, realization method are simple.
On the other hand, the identification information in the channels ARC of the power amplifier of each model is previously stored in this equipment, if above-mentioned connect
The type of the equipment entered is power amplifier, and is determined that power amplifier is connect with the ARC pins of the ports HDMI, searches the corresponding ARC of the power amplifier
Lane identification information, for example, it is HDMI2 to find the channels power amplifier corresponding ARC lane identification informations instruction ARC, then it will setting
The channels ARC are that the instruction of HDMI2 is sent to power amplifier, and after power amplifier receives the instruction, directly the channels HDMI2 are arranged according to the instruction
For current voice-grade channel.Certainly, power amplifier can also be after receiving the instruction, according to the ARC gap markers in equipment of itself
Information sets the channels HDMI2 to current voice-grade channel.Optionally, the instruction in the channels setting ARC is to carry ARC gap markers
The CEC message of information.
Wherein, searching the realization method of the corresponding ARC lane identification informations of power amplifier can be:Need to obtain the type of the power amplifier
Number, which is searched in the corresponding ARC lane identification informations of power amplifier of each model of storage according to the model of the power amplifier
ARC lane identification informations.Furthermore it is also possible to be obtained in time by networking (such as internet, television network broadcast etc.) mode
Take and preserve the identification information in the channels ARC of new model power amplifier and the mark letter in the channels ARC after the change of existing model power amplifier
Breath.
Wherein, the model of power amplifier can be obtained from the power amplifier parameter of acquisition.
Wherein, if equipment does not find the ARC lane identification informations of the power amplifier, it can send and indicate that this equipment sets for source
Standby CEC message.
The embodiment of the present invention provides a kind of channels ARC setting method, as shown in Fig. 2, its specific implementation is as follows:
Step 210:The request for obtaining logical address is received from the ports ARC, the equipment asked to the transmission returns to logic
Address;
Step 220:The instruction in the channels setting ARC that the equipment for receiving transmission request is sent.
Step 230:It sets the channels ARC to current voice-grade channel according to the instruction.
In the embodiment of the present invention, power amplifier receives the request for obtaining logical address from the ports ARC, is set to what the transmission was asked
Standby to return to logical address, the instruction in the channels setting ARC that the equipment for receiving transmission request is sent is divided into the triggering of the instruction
It is current voice-grade channel to set the channels ARC.And current voice-grade channel is arranged by the adjusting knob on power amplifier for the prior art, often
Secondary power amplifier can only set the channel corresponding to position that adjusting knob currently rotates to current voice-grade channel, it may be necessary to
It repeatedly attempts just be operated on the channels ARC.As it can be seen that by way of compared with the channels power amplifier ARC are arranged adjusting knob, the present invention
The technical solution that embodiment provides improves the control efficiency of ARC functions.
Optionally, in above-described embodiment, the instruction in the channels setting ARC that the equipment that receives above-mentioned transmission request is sent it
Before, also receive the instruction of the initialization power amplifier state of the equipment transmission of above-mentioned transmission request.Power amplifier under the triggering of the instruction into
Row initialization is ready work for the channels setting ARC so that power amplifier setting ARC under the instruction triggers in the channels setting ARC is logical
Be not in exception when road, to improve the control efficiency of ARC functions.
Optionally, in embodiment described above, the identification information in the channels ARC is stored in power amplifier equipment of itself.If work(
Put the CEC message for receiving that the equipment that the instruction that the channels ARC are arranged is the above-mentioned transmission request of instruction is source device.Power amplifier is receiving
To after the instruction, the ARC lane identification informations of power amplifier are searched under the triggering of the instruction, for example, finding the channels ARC of power amplifier
Identification information indicates that the channels ARC are HDMI1, then sets the channels HDMI1 to current voice-grade channel.It is set if power amplifier receives
The instruction for setting the channels ARC is to carry the CEC message of ARC lane identification informations, and it is logical that ARC is arranged in power amplifier under the triggering of the instruction
Road, a kind of realization method are:Power amplifier obtains the ARC lane identification informations carried in the instruction, according to the ARC lane identification informations
The channels ARC are set to present video channel, for example, the channels ARC lane identification informations instruction ARC obtained are HDMI2, work(
It straightens to connect and the channels HDMI2 is set as by current voice-grade channel according to the instruction;Another realization method is:Power amplifier is according to itself
ARC lane identification informations in equipment set the channels ARC to current voice-grade channel, for example, power amplifier obtains ARC gap markers
After information, power amplifier finds the channel of ARC lane identification informations instruction in equipment of itself, and then the channel is set as working as
Preceding voice-grade channel.
With reference to specific application scenarios, by taking the application scenarios that TV and power amplifier cooperation are implemented as an example, to of the invention real
A kind of channels the ARC setting method for applying example offer is explained in more detail.
In the embodiment of the present invention, as shown in figure 3, steps are as follows for the specific implementation of the channels ARC setting:
Step 310:TV detects that there are equipment access in the ports HDMI, is sent to the equipment of access and obtains asking for logical address
It asks, executes step 320.
Step 320:According to the logical address that the equipment of access returns, judge whether the type of the equipment is power amplifier, executes
Step 330.
Step 330:If the type of the equipment is power amplifier, determine that power amplifier is connect with the ARC pins of the ports HDMI, executes step
340。
Step 340:TV detects the CEC modules of itself, executes step 350.
Step 350:TV obtains power amplifier parameter, executes step 360.
Step 360:TV detects power amplifier and there is (IsAudioDeviceExist), executes step 370.
Wherein, if detecting IsAudioDeviceExist=True, indicate that power amplifier exists, if detecting
IsAudioDeviceExist=False indicates that power amplifier is not present.
Step 370:TV detects that user opens the interface where ARC control (ARC Control) options, executes step
380。
Step 380:TV judges whether the ARC Control options state of power amplifier is to open (on), if so, executing step
390, otherwise, execute step 3130.
Wherein, ARC Control options state is opened on, that is, ARC functions;ARC Control option states are off, i.e.,
ARC functions are closed.
Step 390:TV sends the instruction of initialization power amplifier state, executes step 3100.
Step 390 ':After power amplifier receives the instruction of initialization power amplifier state, initialized.
Step 3100:TV generates the instruction in the channels setting ARC, and the instruction that the channels ARC are arranged is sent to power amplifier, holds
Row step 3110.
Step 3100 ':After power amplifier receives the instruction in the channels setting ARC, it sets the channels ARC in the channel of work at present.
Step 3110:TV is arranged ARC states (Set ARCstate) and opens, and executes step 3120.
Wherein, Set ARCstate=TRUE indicate that the ARC states of TV storage are to open, Set ARCstate=
FALSE indicates that the ARC states of TV storage are to close.
Step 3120:The audio system pattern (Set AudioSystemMode) that power amplifier is arranged in TV is opened.
Wherein, if Set AudioSystemMode=TRUE, indicate that audio system pattern is opened, Set
AudioSystemMode=FALSE indicates that audio system pattern is closed.After audio system pattern is opened, power amplifier can carry out sound
Sound returns.
Step 3130:TV sends the instruction of initialization power amplifier state to power amplifier, executes step 3140.
Step 3140:TV is arranged ARC states and closes, and executes step 3150.
Step 3150:The audio system pattern that power amplifier is arranged in TV is closed.
Above-described embodiment is instruction of the instruction in TV transmission initialization power amplifier state that the channels setting ARC are sent with TV
After power amplifier, for TV is arranged before ARC states are opened.Ensure that TV sends setting as long as should be pointed out that
The instruction in the channels ARC can also generate after being determined that power amplifier is connect with the ARC pins of the ports HDMI in other sequential stages
ARC channel instructions are set, the instruction in the channels setting ARC is sent.
Based on same inventive concept, the embodiment of the present invention also provides a kind of channels ARC setting equipment, as shown in figure 4, packet
Include equipment detection module 401, pin determining module 402, directive generation module 403 and instruction sending module 404.
Equipment detection module 401, is used for:When detecting that there are equipment access in the ports HDMI, is sent to the equipment and obtain logic
The request of address;According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier.
Pin determining module 402, is used for:Determine that power amplifier is connect with the ARC pins of the ports HDMI.
Directive generation module 403, equipment detection module 401 judges that the type of equipment is power amplifier, and pin determining module 402
After being determined that power amplifier is connect with the ARC pins of the ports HDMI, directive generation module 403 is used for:Generate the finger in the channels setting ARC
It enables.
Instruction sending module 404, is used for:The instruction that the channels ARC are arranged is sent to power amplifier, to indicate power amplifier according to finger
It enables, sets the channels ARC of power amplifier to current voice-grade channel.
Optionally, equipment detection module 401 judges that the type of equipment is power amplifier, and pin determining module 402 determines work(
It puts after being connect with the ARC pins of the ports HDMI, before directive generation module 403 generates the instruction in the channels setting ARC, instruction is sent
Module 404 is additionally operable to:
When detecting that the ARC functions of power amplifier are open state, the instruction of initialization power amplifier state is sent to power amplifier.
Optionally, the instruction in the channels setting ARC can be to indicate that this equipment is the CEC message of source device, can also be to take
CEC message, etc. with ARC gap markers.
If the instruction that the channels ARC are arranged is to indicate that this equipment is the CEC message of source device, as shown in figure 5, further including looking into
Look for module 405, equipment detection module 401 judges that the type of equipment is power amplifier, and pin determining module 402 determine power amplifier with
After the ARC pins connection of the ports HDMI, before directive generation module 403 generates the instruction in the channels setting ARC, the searching module
405 are used for:Obtain the model of power amplifier;According to the model of the power amplifier, marked in the corresponding channels ARC of the power amplifier of each model of storage
Know in information, searches the ARC lane identification informations of the power amplifier.
The embodiment of the present invention also provides a kind of power amplifier, as shown in fig. 6, being sent including Address requests receiving module 601, address
Module 602, command reception module 603 and the channels ARC setup module 604.
Address requests receiving module 601, is used for:The request for obtaining logical address is received from the ports ARC;
Address sending module 602, is used for:After receiving the request for obtaining logical address in Address requests receiving module 601,
The equipment asked to the transmission returns to logical address;
Command reception module 603:The instruction in the channels setting ARC that the equipment for receiving transmission request is sent;
The channels ARC setup module 604 receives setting for the equipment transmission of transmission request for command reception module 603
After the instruction for setting the channels ARC, it sets the channels ARC to current voice-grade channel.
Optionally, the instruction in the channels setting ARC can be that the CEC that the equipment of the above-mentioned transmission request of instruction is source device disappears
Breath can also be the CEC message, etc. for carrying ARC gap markers.
It should be understood by those skilled in the art that, the embodiment of the present invention can be provided as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, the present invention can be used in one or more wherein include computer usable program code computer
The computer program production implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or
The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of channels ARC setting method, which is characterized in that including:
When detecting that there are equipment access in the ports HDMI, the request for obtaining logical address is sent to the equipment;
According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier;
If the type of the equipment is power amplifier, and determines that the power amplifier and the ARC pins of the ports HDMI are connect, then generate
The instruction in the channels ARC is set, and the instruction in the channels setting ARC is sent to the power amplifier, with indicate the power amplifier according to
Described instruction sets the channels ARC of the power amplifier to current voice-grade channel;
The instruction in the setting ARC channels be the CEC message of carrying ARC lane identification informations, it is determined that the power amplifier with it is described
The ARC pins of the ports HDMI connect, then before the instruction for generating the channels setting ARC, this method further includes:
Obtain the model of the power amplifier;
According to the model of the power amplifier, in the corresponding ARC lane identification informations of power amplifier of each model of storage, described in lookup
The ARC lane identification informations of power amplifier.
2. according to the method described in claim 1, it is characterized in that, judging that the type of the equipment is power amplifier, and determining
After the power amplifier is connect with the ARC pins of the ports HDMI, before the instruction for generating the channels setting ARC, further include then:
When detecting that the ARC functions of the power amplifier are open state, the instruction of initialization power amplifier state is sent to the power amplifier.
3. method according to claim 1 or 2, which is characterized in that the instruction in the channels setting ARC is to indicate this equipment
For the CEC message of source device.
4. a kind of channels ARC setting method, which is characterized in that including:
The request for obtaining logical address is received from the ports ARC, and logical address is returned to the equipment for sending the request;
Receive the instruction in the channels setting ARC that the equipment for sending request is sent;
It sets the channels ARC to present video channel according to the ARC lane identification informations of storage and described instruction.
5. equipment is arranged in a kind of channels ARC, which is characterized in that including:
Equipment detection module, is used for:When detecting that there are equipment access in the ports HDMI, is sent to the equipment and obtain logical address
Request;According to the logical address that the equipment returns, judge whether the type of the equipment is power amplifier;
Pin determining module, is used for:Determine that the power amplifier and the ARC pins of the ports HDMI are connect;
Directive generation module, equipment detection module judges that the type of the equipment is power amplifier, and pin determining module determines institute
It states after power amplifier connect with the ARC pins of the ports HDMI, described instruction generation module is used for:Generate the finger in the channels setting ARC
It enables;
Instruction sending module is used for:The instruction in the channels setting ARC is sent to the power amplifier, to indicate the power amplifier root
According to described instruction, it sets the channels ARC of the power amplifier to current voice-grade channel;
The instruction in the channels setting ARC is to carry the CEC message of ARC lane identification informations, which further includes searching module,
The equipment detection module judges that the type of the equipment is power amplifier, and pin determining module determine the power amplifier with it is described
After the ARC pins connection of the ports HDMI, before described instruction generation module generates the instruction in the channels setting ARC, the lookup mould
Block is used for:Obtain the model of the power amplifier;According to the model of the power amplifier, in the corresponding ARC of power amplifier of each model of storage
In lane identification information, the ARC lane identification informations of the power amplifier are searched.
6. equipment according to claim 5, which is characterized in that the equipment detection module judges that the type of the equipment is
Power amplifier, and after the pin determining module determines that the power amplifier is connect with the ARC pins of the ports HDMI, described instruction life
Before the instruction for generating the channels setting ARC at module, described instruction sending module is additionally operable to:
When detecting that the ARC functions of the power amplifier are open state, the instruction of initialization power amplifier state is sent to the power amplifier.
7. equipment according to claim 5 or 6, which is characterized in that the instruction in the channels setting ARC is to indicate this equipment
For the CEC message of source device.
8. a kind of power amplifier, which is characterized in that including:
Address requests receiving module, is used for:The request for obtaining logical address is received from the ports ARC;
Address sending module, is used for:After receiving the request for obtaining logical address in described address request receiving module, to described
The equipment for sending request returns to logical address;
Command reception module:Receive the instruction in the channels setting ARC that the equipment for sending request is sent;
The channels ARC setup module, is used for:Described instruction receiving module receives the setting ARC that the equipment for sending request is sent
After the instruction in channel, the channels ARC are set as by current audio according to the ARC lane identification informations of storage and described instruction and are led to
Road.
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CN110851387B (en) * | 2015-09-30 | 2022-08-19 | 联想(北京)有限公司 | Interface function configuration method and electronic equipment |
CN106162320B (en) * | 2016-07-27 | 2019-05-07 | 青岛海信电器股份有限公司 | Method for regulation of sound volume and device |
CN106341686B (en) * | 2016-09-13 | 2018-06-26 | 广州视源电子科技股份有限公司 | ARC test method for electronic device and signal generator for ARC test |
CN106597170B (en) * | 2016-12-26 | 2019-10-15 | Tcl王牌电器(惠州)有限公司 | The test method and device of ARC function |
CN107465957B (en) * | 2017-08-09 | 2020-09-29 | 四川长虹电器股份有限公司 | Method for rapidly connecting ARC power amplifier equipment by smart television |
CN107613378A (en) * | 2017-09-29 | 2018-01-19 | 湖南国科微电子股份有限公司 | Audio return method, audio control chip and stereo set |
CN111131895B (en) * | 2019-11-18 | 2022-05-27 | 晶晨半导体(深圳)有限公司 | Method for interacting with arc power amplifier equipment through arc/arc switch related to android |
CN111200746B (en) * | 2019-12-04 | 2021-06-01 | 海信视像科技股份有限公司 | Method for awakening display equipment in standby state and display equipment |
CN113556493B (en) * | 2020-04-23 | 2022-09-13 | 深圳市万普拉斯科技有限公司 | Multimedia playing method and device, computer equipment and storage medium |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Visual Technology Co., Ltd. Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |