CN109257552A - Panel TV set sound effect parameters design method - Google Patents
Panel TV set sound effect parameters design method Download PDFInfo
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- CN109257552A CN109257552A CN201811240087.4A CN201811240087A CN109257552A CN 109257552 A CN109257552 A CN 109257552A CN 201811240087 A CN201811240087 A CN 201811240087A CN 109257552 A CN109257552 A CN 109257552A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
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Abstract
The invention discloses a kind of panel TV set sound effect parameters design methods, including audio parameter is separated in corresponding two files from system software, carries out frame docking to two files of audio parameter and machine core system software, when the process docking including boot system software and design cycle docking when parameter testing, production maintenance, handled by using independent audio parameter file.Method of the invention is used to solve the problems, such as that audio parameter design, production, efficiency and reliability not to be high, it can be achieved that improve the design efficiency of sound effect parameters in links after sale, and reaches that sound effect parameters are individually designed and the target of control.
Description
Technical field
The present invention relates to audio signal processing technique fields, in particular to panel TV set sound effect parameters design method.
Background technique
In the audio system exploitation design of television set, universal design method is for each type in appearance structural member
After determination, the audio parameter by debugging model machine makes each audio mode reach set sound effect.In debugging process, make
Method is to open audio parameter file by the edit tool of computer end, completes to edit in computer end, adjusting parameter file
Final state place into machine core software systems and be compiled into firmware.
Traditional television sound software design technology always exists following problem:
A, the Acoustics Parameters of television set are all deposited in one file, and set of system software can not be compatible with different types of machines simultaneously
Audio parameter data；
B, after audio parameter goes wrong in process of production, upgrading is carried out to voice data and after-sales service is difficult to grasp
Make.
Basic reason existing for these problems is the absence of an efficient design sound phase in Core of TV set system software
Close the system schema of parameter.
Problem Technical is characterized in that system for TV set audio parameter can not carry out separating control and design with machine core system software,
So that the design efficiency of audio parameter is low, design, quickly can not be handled and be solved when something goes wrong after sale production.
Since the various parameters and machine core software of sound are not carried out separation control and design, such sound design exploit person
Member first has to the file in face of one comprising mass data item and data volume in design acoustic parametric procedure.Data volume is big, is
Because the data of institute's organic type all one set in, data item mostly be because all audio parameters all in this document, but
Many items are not need adjustment.For the file of so more data volumes when carrying out concentrating design, bring reliability can be big
It is big to reduce, while can also reduce design efficiency.
Simultaneously as large-data documents mentioned above, do not get rid of the constraint of machine core software systems, adjusted every time
Afterwards, it requires to regenerate image file again after updating this file in system file subregion.Namely audio parameter
Adjustment and software development are unable to independent parallel progress, and coupling is close.When can also be led to the problem of in the process in production and after sale in this way,
Only upgrading machine core software could complete the upgrading of audio parameter, do so both time-consuming, and production efficiency is not also high.In addition, existing
Scheme sound design personnel can only go change file parameters and audio parameter to adjust sound by the order line of operating system, real
When property and efficiency are all bad.
Summary of the invention
It is insufficient in above-mentioned background technique the purpose of the present invention is overcoming, a kind of panel TV set sound effect parameters design side is provided
Method, for solving the problems, such as that audio parameter design, production, efficiency and reliability is not high, it can be achieved that improving in links after sale
The design efficiency of sound effect parameters, and reach the target that sound effect parameters are individually designed and manage.
In order to reach above-mentioned technical effect, the present invention takes following technical scheme:
Panel TV set sound effect parameters design method, comprising the following steps:
A. parameter relevant with sound in Core of TV set software is subjected to piecemeal division by division of design；Wherein, divided
The parameter that block divides includes but is not limited to sound effect parameters, is embodied as follows；
A1. by parameter (such as Prescale, mode setting, the volume of the binding of all and signal path
The parameters such as nonlinear) it is write in multiple arrays according to the difference of signal path, and by these storage of array in a root
It imitates in Parameter File；
A2. by all sound effect parameters (such as surround sound, EQ parameter, high pitch, bass parameter) according to Setting pattern (mode
Setting difference) is write in multiple arrays, and by these storage of array into an advanced sound effect parameters file；
A3. basic audio Parameter File, advanced sound effect parameters file and complete machine type are used into naming method or type
Field encryption mode establishes mapping relations；
B. the frame docking for completing basic audio Parameter File, advanced sound effect parameters file and machine core software, specifically includes
Design cycle docking when the process docking and parameter testing of boot system software；
C. it is handled in production maintenance by using independent audio parameter file, wherein audio parameter file is
One subregion of system for TV set, can individually carry out the update of Parameter File to subregion, and embodiments thereof can be by by sound
Sound Parameter File is placed in USB flash disk and then copies in system partitioning.
It further, is using the model of type as sound when establishing mapping relations using naming method in the step A3
The filename of Parameter File is identified using filename as mapping,
It is each type designation to be carried out cryptographic calculation, and will transport when establishing mapping relations using type field encryption mode
Numerical value is identified as filename, then using filename as mapping after calculation.
Further, the cryptographic calculation is using verification and mode.
Further, the mapping mark is that a type corresponds to a set of sound effect parameters file, a set of sound effect parameters
File includes basic audio Parameter File, an advanced sound effect parameters file, and is protected in the basic audio Parameter File
The i.e. basic sound effect parameters of the parameter deposited, the interior parameter, that is, advanced sound effect parameters saved of advanced sound effect parameters file.
Further, the step B specifically includes the following steps:
B1. a subregion is individually built in system for TV set, and the audio parameter file of institute's organic type is stored in this point
In area, and system is customized modification in this subregion；
B2. system for TV set Booting sequence is docked, when system for TV set is switched on every time, sound ginseng is all opened according to type
Identification parameter file in number subregion, is arranged the basic sound effect parameters and advanced sound effect parameters of system；
B3. the process for docking audio parameter debugging, using the side that encapsulation api interface is applied to debugging in system software
Formula assigns parameter effect to be achieved to system in real time by application.
Further, it can be selected when system being customized modification in the step B1 and individually carry out subregion upgrading or will divide
Area and system are packaged into image file together and upgrade together.
Further, the step B2 specifically:
B2.1, by obtaining the machine type in system database, obtains the machine type institute after system for TV set booting
The filename of two sound effect parameters in a set of sound effect parameters file used, subregion and storage by system access voice parameter
Path, file name etc. obtain the corresponding basic sound effect parameters of basic audio Parameter File, advanced sound effect parameters file and
Advanced sound effect parameters；
B2.2 gets the basic sound effect parameters and advanced audio ginseng of fixed type by reading the file under storage path
Number.
Further, the process that audio parameter is debugged in the step B3 specifically:
S1. installation and debugging software apk, the debugging software apk are by calling the jar packet independently encapsulated on a television set
Interface realizes each corresponding function；
S2. the corresponding Parameter File of whole set of television that will be debugged by debugging software apk is beyond the clouds on background server
It opens, parameter values each after decryption is transmitted in television local system and are shown on debugging software；
S3. phonetic order is carried out by remote controler and changes the Items to be modified, pass through weight after change on a television set
New refresh function interface changes the auditory effect of sound in real time；
S4. the Parameter File after the completion of debugging manages cloud server by debugging application software upload to sound effect parameters.
Further, the step C specifically:
C1. the latest document for wanting change parameter type is obtained from sound effect parameters management cloud server, especially by
File is dumped in storage equipment；
C2. storage equipment is connected on television set, by way of real-time upgrading sound effect parameters file, storage equipment
Intrinsic parameter file and parameter re-write in the memory of system for TV set；
C3. be arranged in the way of the step B2 after television set is restarted system basic sound effect parameters and advanced sound
Imitate parameter.
Further, the basic audio Parameter File, advanced sound effect parameters file file format be ini file format
Or XML file format.
Compared with prior art, the present invention have it is below the utility model has the advantages that
In panel TV set sound effect parameters design method of the invention, firstly, audio parameter and machine core software are decouplings
Relationship, that is, determine version and can separate to carry out in the version for determining version and sound effect parameters file of complete machine software each version,
Advantage is that the software upgrading of complete machine and the upgrading of sound effect parameters respectively can be carried out independently, can greatly improve production line processing and ask
The efficiency of topic；
Secondly, in panel TV set sound effect parameters design method of the invention audio parameter the more intuitive side of adjustment in real time
Just, while the working efficiency for developing designer is improved；And since Parameter File can create the number of magnanimity on the server
According to advantageously reducing software and set so can support a machine core software in the design process while store a large amount of machine type datas
Cost being counted, meanwhile, when increasing function relevant with sound effect newly again on the technological frame of this programme, can be rapidly completed, most
Afterwards, based on the television set that designs of the present invention in the stage after sale, can be improved after-sales staff processing sound relevant issues efficiency and
Ability saves the input cost of link after sale.
Therefore, it is whole to be conducive to raising core of panel television software to panel TV set sound effect parameters design method of the invention
The development efficiency and designed reliability of body reduce design risk, improve processing capacity and production efficiency the problem of when producing, have
Good inheritance and reliability.
Detailed description of the invention
Fig. 1 is system software sound design flow diagram in one embodiment of the present of invention.
Fig. 2 is that audio parameter debugs design cycle schematic diagram in one embodiment of the present of invention.
Specific embodiment
Below with reference to the embodiment of the present invention, the invention will be further elaborated.
Embodiment:
A kind of panel TV set sound effect parameters design method, specifically includes the following steps:
S1. audio parameter is separated in corresponding two files from system software, specifically:
S1.1 is by the parameter of all and signal path binding, such as Prescale, mode setting, volume
The parameters such as nonlinear are write in multiple arrays according to the difference of signal path, these storage of array are in a basic audio ginseng
In number file, use ini file as example using the file format in the basis audio Parameter File in the present embodiment.
Basic audio Parameter File example after separation is as follows: where its basic audio argument section includes (the present embodiment
In by taking Prescale and mode setting parameter as an example):
[Source_Prescale]
MainSpeaker_Prescale_ATV=0x21
MainSpeaker_Prescale_DTV=0x9
MainSpeaker_Prescale_AV=0x19
MainSpeaker_Prescale_YPBPR=0x19
MainSpeaker_Prescale_PC=0x19
MainSpeaker_Prescale_HDMI=0x17
MainSpeaker_Prescale_USB=0x1c
MainSpeaker_Prescale_NET=0x1c
MainSpeaker_Prescale_ALSA=0x33
[SoundModeSetting]
Sound_mode_standard={ 50,50,50,50,50,0,0,0,0 }
Sound_mode_movie={ 50,50,50,50,50,1,0,0,1 }
Sound_mode_umax={ 50,50,50,50,50,1,1,1,1 }
Sound_mode_read={ 50,50,50,50,50,0,0,1,1 }
Sound_mode_music={ 70,70,50,50,50,0,1,1,0 }
Sound_mode_sports={ 50,50,50,50,50,1,0,0,1 }
Sound_mode_game={ 50,50,50,50,50,0,1,0,0 }
Sound_mode_SDR2HDR={ 50,50,50,50,50,1,1,1,0 }
Sound_mode_dolby_brightness={ 50,50,50,50,50,1,1,1,0 }
Sound_mode_dolby_dark={ 50,50,50,50,50,1,1,1,0 }
……………………………
S1.2 is by parameters such as all sound effect parameters such as surround sound, EQ parameter, high pitch, bass according to different mode
Setting writes in multiple arrays, and by these storage of array into an advanced sound effect parameters file, with this in the present embodiment
The file format of advanced sound effect parameters file uses ini file as example；
Its specific audio setting argument section is following (by taking part as an example):
[audio_advance_params_1]
Pregain=0
Postgain=0
Systemgain=0
Surround_decoder_enable=0
Virtualizer_enable=0
Headphone_reverb=0
Speaker_angle=5
Speaker_start=200
Surround_boost=96
Mi_ieq_enable=0
Mi_dv_enable=0
Mi_de_enable=0
Mi_surround_enable=0
Calibration_boost=0
Leveler_amount=7
Leveler_input=-483
Leveler_output=-483
Leveler_enable=0
Modeler_enable=0
Modeler_calibration=0
Ieq_enable=0
Ieq_amount=10
Ieq_nb_bands=20
……………………………
Two Parameter Files and complete machine type are established mapping relations, two Parameter File difference using naming method by S1.3
Using " naming method " using complete machine type model as the filename of audio parameter file, file format uses ini file format,
Such as: two audio parameter files of type 43Q5T are 43Q5T_aq.ini and 43Q5TA_advaq.ini.
S2. frame docking, the stream including boot system software are carried out to two files of audio parameter and machine core system software
Design cycle docking when journey docking and parameter testing:
S2.1 individually builds a subregion, the entitled hwcfg of this subregion, by the audio parameter of institute's organic type in systems
File is stored in this subregion, this partition system is customized modification, and being changed to both can individually carry out subregion upgrading, can also
It is packaged into image file together with progress and system to upgrade together, the path of audio parameter storage is /hwcfg/aq/aq；
S2.2 docking system Booting sequence will be opened in audio parameter subregion when system is switched on every time according to type
Identification parameter file, the base sound parameter and sound effect parameters of system are set, wherein system software sound design process is specific
It is as shown in Fig. 1:
S2.2.1, by obtaining the machine type in system database, obtains the machine type after system for TV set booting
The filename of used two audio parameters passes through the subregion of system access voice parameter and storage path, file name etc.
Obtain the corresponding basic sound effect parameters of two files and advanced sound effect parameters；
As in the present embodiment by got from database the machine type be 43Q5T, then the storage two of audio parameter
The specific path of the file of a audio parameter is /hwcfg/aq/aq/43Q5T_aq.ini and/hwcfg/aq/aq/43Q5T_advaq
aq.ini。
This file of 43Q5V_aq.ini is the underlying parameter file of 43Q5T,
43Q5V_advaq.ini is the sound effect parameters file of 43Q5T.
S2.2.2 gets the audio parameter of fixed type by reading the file under storage path；It is used in the present embodiment
Following method is realized:
Dictionary*m_pAudioDspIni=iniparser_load (cAqIniPath_ProductName)；
Parameters in each file are obtained by this method.Television set major software exists the above-mentioned audio parameter got
During booting, switching signal or other need to switch in the process of audio parameter and be set.
Then call method can be used by package interface, such as functional interface of the setting around acoustic(al) switch:
ChtvAudio::setSurroundMode(CH_BOOL bSurround)。
The process of S2.3 docking audio parameter debugging, using the side that encapsulation api interface is applied to debugging in system software
Formula, by application in real time to parameter effect to be achieved under system.Audio parameter in specific the present embodiment debugs design cycle
As shown in Fig. 2.
Specifically, relevant design of the audio parameter in the debugging stage:
In S2.3.1 the present embodiment, sound design developer first installs certainly on a television set when carrying out sound debugging
The application software of main exploitation -- " television set AQ debugs apk "；Debugging apk is write by java language, autonomous by calling
The jar packet interface of encapsulation realizes each corresponding function；It can also be used in practice existing with corresponding function in currently available technology
Debugging application software.
S2.3.2 is taken from the background beyond the clouds by the corresponding Parameter File of whole set of television that debugging software apk can will be debugged
It is opened on business device, parameter values each after decryption is transmitted in television local system and are shown on debugging software；This mistake
Journey uses the technology of java access server, and file is pulled down from server, by parameter in debugging application software
It is shown after decryption；
S2.3.3 carries out phonetic order by remote controler and changes the Items to be modified, passes through on a television set after change
Again refresh function interface changes the auditory effect of sound in real time；Function when homologous ray calls on the interface principle of calling connects
Mouthful；
Parameter File after the completion of S2.3.4 debugging manages cloud service by debugging application software upload to sound effect parameters
Device.Machine core software developer takes on compiler server from cloud server when generating TV owner firmware；By parameter
File, which is stored in, to be formulated in subregion；Refresh or restart rear normal use Parameter File.
S3. it when Workshop Production is safeguarded, is handled by using independent audio parameter file.Its basic principle is sound
Parameter File is a subregion of system, and the update of Parameter File, specific implementation step thus can be individually carried out to subregion
It is as follows:
S3.1 obtains the latest document for wanting change parameter type from audio parameter server；File is placed on USB flash disk etc.
It stores in equipment；
Memory is connected to the USB interface of television set by S3.2, by way of real-time upgrading sound effect parameters file, ginseng
Number file and parameter re-write in the memory of system for TV set；
S3.3 television set will be called according to the S2.2 flow startup in step S2 again after restarting.
From the foregoing, it will be observed that can effectively be solved in the prior art in panel TV set sound effect parameters design method of the invention
Since all sound effect parameters are in a big database file, lead to not intuitively easily modify to this file
What the audio parameter data that problem and a set of Core of TV set software can not be compatible with hundreds of type simultaneously adjusted separately asks
The technical issues of data upgrading of topic and audio parameter file in process of production is difficult operation with after-sales service is, it can be achieved that mention
The design efficiency of high sound effect parameters reaches the target that sound effect parameters are individually designed and manage.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
1. panel TV set sound effect parameters design method, which comprises the following steps:
A. parameter relevant with sound in Core of TV set software is subjected to piecemeal division by division of design；
A1. the parameter by the binding of all and signal path is write in multiple arrays according to the difference of signal path, and these are counted
Group is stored in a basic audio Parameter File；
A2. all sound effect parameters are write in multiple arrays according to the difference of Setting pattern, and by these storage of array to one
In advanced sound effect parameters file；
A3. basic audio Parameter File, advanced sound effect parameters file and complete machine type are used into naming method or type field
Cipher mode establishes mapping relations；
B. the frame docking for completing basic audio Parameter File, advanced sound effect parameters file and machine core software, specifically includes booting
Design cycle docking when the process docking and parameter testing of system software；
C. it is handled in production maintenance by using independent audio parameter file, wherein audio parameter file is TV
One subregion of machine system can individually carry out the update of Parameter File to subregion.
2. panel TV set sound effect parameters design method according to claim 1, which is characterized in that adopted in the step A3
It is using the model of type as the filename of audio parameter file, using filename as reflecting when naming method being used to establish mapping relations
Mark is penetrated,
It is that each type designation is carried out cryptographic calculation when establishing mapping relations using type field encryption mode, and it will be after operation
Numerical value is identified as filename, then using filename as mapping.
3. panel TV set sound effect parameters design method according to claim 2, which is characterized in that the cryptographic calculation is adopted
With verification and mode.
4. panel TV set sound effect parameters design method according to claim 2, which is characterized in that the mapping, which identifies, is
One type corresponds to a set of sound effect parameters file, and a set of sound effect parameters file includes basic audio Parameter File, one
A advanced sound effect parameters file, and the parameter saved in the basic audio Parameter File is basic sound effect parameters, advanced audio
Parameter, that is, advanced the sound effect parameters saved in Parameter File.
5. panel TV set sound effect parameters design method according to claim 4, which is characterized in that the step B is specific
The following steps are included:
B1. a subregion is individually built in system for TV set, and the audio parameter file of institute's organic type is stored in this subregion,
And system is customized modification in this subregion；
B2. system for TV set Booting sequence is docked, when system for TV set is switched on every time, audio parameter point is all opened according to type
The basic sound effect parameters and advanced sound effect parameters of system are arranged in identification parameter file in area；
B3. the process of docking audio parameter debugging is led to by the way of encapsulating api interface in system software to debugging application
It crosses to apply and assigns parameter effect to be achieved to system in real time.
6. panel TV set sound effect parameters design method according to claim 5, which is characterized in that will in the step B1
It can be selected when system is customized modification and individually carry out subregion upgrading or subregion and system are packaged into image file together together
Upgrading.
7. panel TV set sound effect parameters design method according to claim 6, which is characterized in that the step B2 is specific
Are as follows:
B2.1, by obtaining the machine type in system database, obtains the machine type and is used after system for TV set booting
A set of sound effect parameters file in two sound effect parameters filename, pass through the subregion of system access voice parameter and storage road
Diameter, file name etc. obtain the corresponding basic sound effect parameters of basic audio Parameter File, advanced sound effect parameters file and height
Grade sound effect parameters；
B2.2 gets the basic sound effect parameters and advanced sound effect parameters of fixed type by reading the file under storage path.
8. panel TV set sound effect parameters design method according to claim 7, which is characterized in that sound in the step B3
The process of sound parameter testing specifically:
S1. installation and debugging software apk, the debugging software apk are by calling the jar packet interface independently encapsulated on a television set
Realize each corresponding function；
S2. the corresponding Parameter File of whole set of television that will be debugged by debugging software apk is opened on background server beyond the clouds,
Parameter values each after decryption are transmitted in television local system and are shown on debugging software；
S3. phonetic order is carried out by remote controler and changes the Items to be modified, on a television set by brushing again after change
New function interface changes the auditory effect of sound in real time；
S4. the Parameter File after the completion of debugging manages cloud server by debugging application software upload to sound effect parameters.
9. panel TV set sound effect parameters design method according to claim 8, which is characterized in that the step C is specific
Are as follows:
C1. the latest document for wanting change parameter type is obtained from sound effect parameters management cloud server, especially by will be literary
Part dumps in storage equipment；
C2. storage equipment is connected on television set, by way of real-time upgrading sound effect parameters file, storage equipment internal reference
Number file and parameter re-write in the memory of system for TV set；
C3., the basic sound effect parameters and advanced audio ginseng of system are set in the way of the step B2 after television set is restarted
Number.
10. panel TV set sound effect parameters design method according to claim 1, which is characterized in that the basis audio
Parameter File, advanced sound effect parameters file file format be ini file format or XML file format.
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| CN108307235A (en) * | 2018-01-18 | 2018-07-20 | 晶晨半导体(上海)股份有限公司 | A kind of screen parameter configuration system |
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| CN112000377A (en) * | 2020-07-29 | 2020-11-27 | 深圳市智微智能软件开发有限公司 | Method, system, equipment and storage medium for quickly modifying default screen parameters |
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| CN112527279A (en) * | 2020-12-16 | 2021-03-19 | 四川长虹空调有限公司 | Control system software design method and change method |
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