CN101808208B - Television and method for setting sound effect mode of same - Google Patents

Television and method for setting sound effect mode of same Download PDF

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CN101808208B
CN101808208B CN 200910105459 CN200910105459A CN101808208B CN 101808208 B CN101808208 B CN 101808208B CN 200910105459 CN200910105459 CN 200910105459 CN 200910105459 A CN200910105459 A CN 200910105459A CN 101808208 B CN101808208 B CN 101808208B
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audio
voice data
pattern
attribute information
current voice
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CN101808208A (en
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邹建宇
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Shenzhen TCL New Technology Co Ltd
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Abstract

The invention is suitable for the technical field of televisions and provides a television and a method for setting sound effect modes of the television. The method comprises the following steps of: a. analyzing current audio data and acquiring audio attribute information of the current audio data; and b. determining the sound effect mode corresponding to the current audio data according to the audio attribute information. The technical scheme provided in the invention enables that the television can automatically select the sound effect mode according to the audio attribute information according to the current audio data so that the actual sound effect can correspond to an audio code stream and the real sound effect of a program can be reproduced, which brings better use experience to a user.

Description

Method and television set that sound effect mode of same arranges
Technical field
The invention belongs to TV technology, relate in particular to method and television set that a kind of sound effect mode of same arranges.
Background technology
At present, along with the development of television industries, universal along with Digital Television especially, the channel that TV can be watched gets more and more.The program category that each channel is play also becomes increasingly abundant, and comprises music, film, news and physical culture etc.These dissimilar programs are also different to the requirement of sound, and responding range is preferably arranged as music program, when movie program needs music reproduction, and sports cast requires to have presence preferably.
In tv product in the past, TV production firm is by presetting multiple audio option in menu, select different audios by user's manual operation, perhaps in entrained SI (information on services), the description of program category is realized that system switches audio according to TV station in the digital program of playing, these two kind audio selection schemes are not direct characteristic according to audio code stream to the selection of audio, can not come according to the actual conditions of audio code stream the true audio of playback of programs in some cases.
Therefore, be necessary to provide a kind of technical scheme of optimization, make television set automatically to select audio according to the characteristic of audio code stream.
Summary of the invention
The method and the television set that the object of the present invention is to provide a kind of sound effect mode of same to arrange are intended to solve the problem that sound effect mode of same is set according to the characteristic of audio code stream.
The present invention is achieved in that a kind of method that sound effect mode of same arranges, and described method comprises:
A, current voice data is resolved, obtain the audio attribute information of described current voice data;
B, determine according to described audio attribute information the audio pattern that described current voice data is corresponding.
Wherein step a specifically comprises:
A1, described current voice data is resolved, obtain sample rate, bit rate and/or the coding mode information of described current voice data from the audio frame title.
Wherein step a1 also comprises:
A2, described current voice data is resolved, obtain the information that current audio frequency is music or language from auxiliary data.
Wherein step a1 also comprises:
A3, described current voice data is resolved, from the MC growth data, obtain in following audio attribute information one or multinomial: have or not center channels, have or not surround sound, have or not low frequency to strengthen sound channel and reverberation pattern.
Wherein also comprise after step b:
C, call parameter corresponding to determined audio pattern, described parameter is set to the television sound processing module.
The present invention also provides a kind of television set, and described television set comprises MCU, memory and sound processing module, wherein:
Described MCU is used for current voice data is resolved, obtain the audio attribute information of described current voice data, determine according to the audio attribute information of obtaining the audio pattern that described current voice data is corresponding, call parameter corresponding to determined audio pattern and be set to described acoustic processing module from memory;
Described memory is used for storing parameter corresponding to described audio pattern;
Described acoustic processing module is used for the parameter corresponding according to described audio pattern and carries out acoustic processing.
Described MCU comprises voice data parsing module, audio mode decision module and the sound effect parameters calling module that connects successively, wherein:
Described voice data parsing module is used for described current voice data is resolved, and obtains the audio attribute information of described current voice data;
Described audio mode decision module is used for determining according to the audio attribute information of obtaining the audio pattern that described current voice data is corresponding;
Described audio frequency parameter calling module is used for calling parameter corresponding to determined audio pattern from described memory, parameter corresponding to described audio pattern is set to the acoustic processing module.
Described audio attribute information comprises in following information one or multinomial: sample rate, bit rate, coding mode, music or language, have or not center channels, have or not surround sound, have or not low frequency to strengthen sound channel and reverberation pattern.
Described audio pattern comprises theater audio pattern, physical culture audio pattern, music audio pattern and news audio pattern.
The present invention overcomes the deficiencies in the prior art, parameter corresponding to pre-stored various audio patterns in memory, television set is resolved current voice data, obtain the audio attribute information of current voice data, determine according to the audio attribute information of obtaining the audio pattern that current voice data is applicable, parameter corresponding to determined audio pattern is set to the television sound processing module.Technical scheme provided by the invention makes television set automatically to select the audio pattern according to the audio attribute information of current voice data, make the actual audio can be corresponding with audio code stream, true audio that can playback of programs brings the user and has better experience.
Description of drawings
Fig. 1 is the TV Principles figure that the embodiment of the present invention provides;
Fig. 2 is embodiment of the present invention flow chart.
Embodiment
Technical scheme provided by the invention is: parameter corresponding to pre-stored various audio patterns in memory, television set is resolved current voice data, obtain the audio attribute information of current voice data, determine according to the audio attribute information of obtaining the audio pattern that current voice data is applicable, parameter corresponding to determined audio pattern is set to the television sound processing module.
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
During the specific implementation technical solution of the present invention, in the audio pattern menu of television set, increase " automatic mode " option, the user can realize the function that technical solution of the present invention provides by selecting this option.
Television set is resolved current voice data after start or changing platform, can obtain following information by resolving:
1, can obtain sampling_frequency (sample rate), bitrate (bit rate) and mode (coding mode) etc. from the audio frame title;
2, obtaining current audio frequency from auxiliary data (ext_ancillary_data) is music or language;
3, from MC (multichannel audio data frame) growth data (mc_extension_data_part1 ()), have or not center channels by Centre (mid-) judgement, have or not surround sound by Surround (surround sound) judgement, have or not low frequency to strengthen sound channel by Lfe (low frequency enhancing) judgement, the reverberation pattern that can obtain audio frequency by audio_mix (reverberation) field is large listening room (arenas etc.) or little listening room (bedroom etc.).
by the parsing to voice data, obtain the audio attribute information of current voice data, then determine audio pattern corresponding to current voice data according to table one, in the current audio attribute information that obtains as parsing, the auxiliary data type shows that current voice data is " music ", the reverberation pattern is " large listening room ", Centre shows " center channels is arranged ", Surround shows " surround sound is arranged ", Lfe shows " having low frequency to strengthen ", sample rate is " 24khz or more than ", bit rate is " 128kbps~384kbps ", coding mode is " dual track, stereo ", the audio pattern that current voice data is corresponding is theater (film) pattern.
Figure G2009101054597D00051
Table one
According to the parsing of current voice data being obtained its audio attribute information, after determining audio pattern corresponding to current voice data, call parameter corresponding to this audio pattern from memory, these parameters are set to the television sound processing module, in the register as power amplifier chips.Parameter corresponding to the various audio patterns of storage in memory, its specific implementation is technology well known to those skilled in the art, this does not give unnecessary details.
The schematic diagram of the television set that the embodiment of the present invention provides comprises control signal receiver module, display module, tuning and demultiplexing module, decoder module, MCU (microcontroller), memory and sound processing module as shown in Figure 2.
Wherein, the control signal receiver module is connected with MCU, be used for receiving the control signal that the user sends by remote controller or television set control panel, in the embodiment of the present invention, the user can call audio pattern menu by remote controller or control panel and show on television set, and chooses " automatic mode " option;
Tuningly be connected with decoder module with demultiplexing module, be used for received television signal, by the backward decoder output of demultiplexing TS stream;
Decoder is connected with MCU, is used for tuning TS stream with the demultiplexing module transmission is decoded, to the MCU outputting audio data;
MCU is connected with memory, being used for voice data resolves, obtain the audio attribute information of current voice data, determine according to the audio attribute information of obtaining the audio pattern that current voice data is corresponding, then call parameter corresponding to this audio pattern and be set to the acoustic processing module from memory; In addition, MCU also is used for the control signal that control signal receipts module receives is resolved, and calls audio pattern menu according to analysis result and send display module;
Specifically, MCU comprises voice data parsing module, audio mode decision module and the audio mode parameter calling module that connects successively, wherein, the voice data parsing module is used for current voice data is resolved, obtain the audio attribute information of current voice data, audio mode decision module is used for determining according to audio attribute information the audio pattern that current voice data is corresponding, audio mode parameter call module is used for calling parameter corresponding to determined audio pattern from memory, the parameter that this audio pattern is corresponding is set to the acoustic processing module;
Display module is used for showing audio pattern menu, so that the user selects;
Memory is connected with MCU, is used for storing parameter corresponding to various audio patterns, and in the embodiment of the present invention, memory adopts NVRAM (non-changeability RAM).
Embodiment of the present invention flow chart specifically comprises following step as shown in Figure 2:
1, the user selects the automatic mode option from the audio menu;
2, received television signal obtains current voice data;
3, current voice data is resolved, obtain the audio attribute parameter of current voice data;
4, determine according to the audio attribute parameter audio pattern that current voice data is corresponding;
5, read parameter corresponding to this audio pattern from memory and be set to the acoustic processing module.
The above is only preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.

Claims (8)

1. the method that arranges of a sound effect mode of same, described method comprises:
A, current voice data is resolved, obtain the audio attribute information of described current voice data, described audio attribute information comprises sample rate, bit rate and the coding mode information of voice data;
B, determine according to described audio attribute information the audio pattern that described current voice data is corresponding.
2. method according to claim 1, is characterized in that, wherein step a also comprises:
A1, described current voice data is resolved, obtain the information that current audio frequency is music or language from auxiliary data.
3. method according to claim 1, is characterized in that, wherein step a also comprises:
A2, described current voice data is resolved, from multichannel audio data frame growth data, obtain in following audio attribute information one or multinomial: have or not center channels, have or not surround sound, have or not low frequency to strengthen sound channel and reverberation pattern.
4. method according to claim 1, is characterized in that, wherein also comprises after step b:
C, call parameter corresponding to determined audio pattern, described parameter is set to the television sound processing module.
5. a television set, is characterized in that, described television set comprises MCU, memory and sound processing module, wherein:
Described MCU is used for current voice data is resolved, and obtains the audio attribute information of described current voice data, and described audio attribute information comprises sample rate, bit rate and the coding mode information of voice data; Determine according to the audio attribute information of obtaining the audio pattern that described current voice data is corresponding, call parameter corresponding to determined audio pattern and be set to described acoustic processing module from memory;
Described memory is used for storing parameter corresponding to described audio pattern;
Described acoustic processing module is used for the parameter corresponding according to described audio pattern and carries out acoustic processing.
6. television set according to claim 5, is characterized in that, described MCU comprises voice data parsing module, audio mode decision module and the sound effect parameters calling module that connects successively, wherein:
Described voice data parsing module is used for described current voice data is resolved, and obtains the audio attribute information of described current voice data;
Described audio mode decision module is used for determining according to the audio attribute information of obtaining the audio pattern that described current voice data is corresponding;
Described audio frequency parameter calling module is used for calling parameter corresponding to determined audio pattern from described memory, parameter corresponding to described audio pattern is set to the acoustic processing module.
7. television set according to claim 5, it is characterized in that, described audio attribute information comprises in following information one or multinomial: music or language, have or not center channels, have or not surround sound, have or not low frequency to strengthen sound channel and reverberation pattern.
8. television set according to claim 5, is characterized in that, described audio pattern comprises theater audio pattern, physical culture audio pattern, music audio pattern and news audio pattern.
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CN102438115A (en) * 2011-08-17 2012-05-02 冠捷显示科技(厦门)有限公司 Broadcast television sound effect storage method, reading method and writing method
CN102568531B (en) * 2011-12-15 2015-02-18 惠州Tcl移动通信有限公司 Volume management method and radio communication equipment for volume management
CN103117074A (en) * 2013-01-05 2013-05-22 广东欧珀移动通信有限公司 Method and system for automatically adjusting audio playback parameters
CN103151055A (en) * 2013-03-05 2013-06-12 广东欧珀移动通信有限公司 Method and system for automatically switching sound effect
CN103731722A (en) * 2013-11-27 2014-04-16 乐视致新电子科技(天津)有限公司 Method and device for adjusting sound effect in self-adaption mode
CN104485121A (en) * 2014-11-24 2015-04-01 惠州Tcl移动通信有限公司 Method and system for automatically setting sound effect parameters
CN104735528A (en) * 2015-03-02 2015-06-24 青岛海信电器股份有限公司 Sound effect matching method and device
CN104934048A (en) * 2015-06-24 2015-09-23 小米科技有限责任公司 Sound effect regulation method and device
CN106293607B (en) * 2016-08-22 2019-12-10 宇龙计算机通信科技(深圳)有限公司 Method and system for automatically switching audio output modes
CN106658219A (en) * 2016-12-29 2017-05-10 微鲸科技有限公司 Sound setting method and system
CN107910018A (en) * 2017-10-30 2018-04-13 广州视源电子科技股份有限公司 Sound effect processing method and system, computer storage medium and equipment
CN107889023B (en) * 2017-11-13 2020-07-03 厦门傅里叶电子有限公司 Intelligent sound effect power amplifier chip and intelligent sound effect switching method
CN108322817A (en) * 2018-02-12 2018-07-24 深圳创维-Rgb电子有限公司 A kind of audio mode switching method, device and electronic equipment
US10991379B2 (en) * 2018-06-22 2021-04-27 Babblelabs Llc Data driven audio enhancement
CN109165005B (en) * 2018-09-04 2020-08-25 Oppo广东移动通信有限公司 Sound effect enhancement method and device, electronic equipment and storage medium
CN111641863A (en) * 2019-03-01 2020-09-08 深圳Tcl新技术有限公司 Method, system and device for playing control of surround sound and storage medium
CN111601157B (en) * 2020-05-11 2022-06-14 海信视像科技股份有限公司 Audio output method and display device
CN114650495A (en) * 2021-04-08 2022-06-21 长城汽车股份有限公司 Sound control method and device, sound and vehicle
CN114025231A (en) * 2021-11-18 2022-02-08 紫光展锐(重庆)科技有限公司 A sound effect adjustment method, a sound effect adjustment device, a chip and a chip module thereof
CN114339301B (en) * 2021-12-03 2024-11-29 深圳感臻智能股份有限公司 Dynamic sound effect switching method and system based on different scenes

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