CN101119106A - Output volume automatic regulation method of media player - Google Patents
Output volume automatic regulation method of media player Download PDFInfo
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Abstract
The present invention discloses an automatic adjusting method for output volume of media player. The method comprises the following steps: 1) the output volume control module of the media player is opened; 2) the default valve of the standard output volume is set and saved; 3) the output volume control module measures the actual primary volume output value of the multimedia file; adjusts the output value to the default value and then output the default value; 4) the output volume of the player is adjusted based on the actual output volume. With the technical proposal, the output volume is constant by utilizing the media player no matter the frequency of the primary media file is recorded in whatever volume; the output of the frequency is more humanization and more adapt to the habit of consumer. The output volume remains constant under the unstable frequency output condition of the primary media file to increase the sound experience, so as to protect the audition of the consumers and to prevent the earphone from being damaged in time.
Description
Technical field
The present invention relates to the multimedia player field of audio processing, especially relate to a kind of output volume automatic regulation method of media player.
Background technology
Multimedia technology is very popular socially, and especially broadband internet is universal day by day, watches that by network multimedia programming has become an important application of information network, plays these media files and all will use media player.The extensive use of the handheld electronic product that mobile phone, PDA, MP3/MP4 player etc. can the play multimedia video frequency programs simultaneously more makes media player have increasing huge customer group.Media player can output audio and vision signal like this, can make us enjoy colourful multimedia programming.But present media player is when processing audio is exported, generally the audio value of recording when making according to media file is carried out a certain proportion of adjusting back output, this just causes media player when carrying out the output of audio frequency, actual volume is influenced by the voice data of media file itself often, that is recording when media file is being made is loud, the volume of player output is just high, otherwise just low.Suddenly big or suddenly small when the sound that media file is recorded when making, the volume of player output also is a fluctuations.Especially player is when playing former and later two media files, if the volume of previous media file itself is too small, the user may amplify back output by player, if the volume of a back media file of playing itself is excessive, the user may reduce back output by player again, and the user can't know the audio frequency size of media file itself in advance, can only regulate according to the effect of output when playing.When the user often plays the media file of different publisher's making like this, the volume button of regulating player possibly continually.If the user is with hand-held electronic product playing media files such as mobile phones, may use earphone to appreciate mostly, nonstandard may appreciation the user of the voice data recorded of former media file be brought discomfort like this, can damage user's hearing when serious.Play a self-control DV fragment that audio sound own is very little as the user; in order to catch; get the output volume adjusting of player very high; but after playing this DV fragment; the user inserts a MTV song at random; because this MTV records by professional equipment; the audio frequency output of itself is very high; if the user does not have in time the volume output of mobile phone to be turned down; play-over this MTV, earphone may send superelevation decibel sound high-decibel even earsplitting, gently then the user is given a start; heavy then damage hearing and earphone, this situation we the time regular meeting run into.
Summary of the invention
The objective of the invention is to propose a kind of output volume automatic regulation method of media player for solving the unsteadiness of media player in audio frequency output, this method comprises the steps:
Step 1: start the output volume control module of media player, this is the program part of the present invention that will increase newly in the traditional media player program;
Step 2: the default value of established standards output volume is also preserved, this default value is provided with an initial value media player product export merchant, the user can make amendment after using, and later media player is when playing a media file, and volume is all by this default value output; When media player was brought into use or its option parameter resets, the default value of standard output volume was by a suitable general user's of volume control module setting initial value, as 30 to 50 decibels.
Step 3: open multimedia file and pass through player plays, actual initial volume output valve when the output volume control module detects the multimedia file broadcast, and export after this output valve is adjusted to the default value described in the step 2, this is a key point of the present invention, traditional media player all is to export according to the audio frequency that former media file self is recorded, player is when playing different media files like this, the volume of actual output may change, export again at the default value that is provided with and earlier the audio frequency in the media file is adjusted to media player at media player of the present invention, which kind of record under volume regardless of the audio frequency of former media file like this, by media player of the present invention, the volume of output all is constant;
Step 4: when regulating output volume by player later on, in step 3, regulate on the volume basis of the actual output of player, the adjusting of player volume has just relied on user's oneself impression fully like this, rather than has been limited by the voice data in the media file.
Further improvement in the technical proposal is: the initial value in the step 2 is divided into headset mode and audio amplifier pattern, by volume control module different initial values is set respectively, and wherein initial value is 25 to 40 decibels when headset mode; Initial value is 40 to 60 decibels during the audio amplifier pattern.
Further improvement in the technical proposal is: in the media player use, after the user regulates the player output volume, with the last output volume default value of the volume output valve of finishing when playing other media files later on of regulating of user as media player, wherein, the user regulates the time-division and does not preserve default value under the different mode under headset mode or audio amplifier pattern, player detects headset mode or audio amplifier pattern automatically and adopts the default value under the different mode to carry out volume output in use later on.
In above-mentioned playback of media files process, when the output volume that detects media file self when player begins playing media file is lower than default value, automatically improve the volume output valve, make actual output valve equal above-mentioned default value, during the volume of user's manual adjustment player output later on, on the volume basis of the actual output of player, carry out the lift adjustment of volume; Otherwise, when the output volume that detects media file self when player begins playing media file is higher than default value, automatically reduce the volume output valve, make actual output valve equal above-mentioned default value, during the volume of user's manual adjustment player output later on, on the volume basis of the actual output of player, carry out the lift adjustment of volume.
Further improvement in the technical proposal is: described media player is discerned current audible device type automatically by the variation that detects sounding component resistance value in the voice output, and promptly the audio output apparatus of media player is earphone or audio amplifier.Because the audio amplifier of the production of different vendor and the impedance of earphone do not have unified standard, automatically identification is inaccurate sometimes, in order to improve the accuracy of automatic identification, an audio output apparatus memory module is arranged on media player, automatically remember the impedance or the sounding current values of this machine built-in speaker and this machine first wife earphone, the type that impedance when detecting audio frequency output later on or sounding electric current are judged audio output apparatus automatically.
The present invention can bring following beneficial effect:
By the media player of technical scheme exploitation of the present invention, the volume of its output is no longer directly exported according to former media file, but according to output again after the default value adjusting that is provided with in the media player.Which kind of record under volume regardless of the audio frequency of former media file like this; by media player of the present invention; the volume of output all is constant; make audio frequency export hommization more; the custom that is fit to the user, and under the very unsettled situation of audio frequency output of former media file, also can keep stable output volume; improve user's sense of hearing and experience, in time protect hearing user and earphone to be without prejudice.
Figure of description
Fig. 1 is the media player output volume automatic regulation method flow chart among the present invention.
Embodiment
Understand and implement the present invention for the ease of those of ordinary skills, the present invention is described in further detail below in conjunction with embodiment and accompanying drawing.
The present invention realizes by add the volume control module that the present invention relates in existing media-player software, see Figure of description Fig. 1, here with smart mobile phone video player be that example is explanation, when the mobile phone products of built-in media player of the present invention dispatches from the factory, be provided with an audio frequency output parameter factory-said value 1, this parameter is divided into this machine built-in speaker parameter and earphone parameter, wherein by the audio output apparatus of special parts detection of handset, when using the built-in speaker of this machine of mobile phone, the factory-said value of output volume is 50 decibels, when using mobile phone first wife's earphone, the factory-said value of output volume is 30 decibels.After the user buys mobile phone, can can revise above-mentioned factory-said value by audition, the default value 2 of an audio frequency output is set, all some is little to think mobile phone speaker and earphone factory-said value as the user, adjustable higher, the audio frequency output default value after the user's modification is noted in broadcast automatically, as 58 decibels of audio amplifiers, 35 decibels on earphone, later media player all come output volume by this default value that the user sets.
When the user began to play a media file by mobile phone, volume control module was exported the audio value 3 that default value removes the comparison media file with above-mentioned volume, divided following situation to handle:
1) if the audio value of media file, illustrates the desired value height of the volume of media file when making than the user greater than above-mentioned default value 4, volume control module reduces processing to the volume output of media file, it is reduced to default value equates 7;
2) if the audio value of media file equals above-mentioned default value 5, illustrate that the volume of media file when making is the same with user's desired value, volume control module does not deal with the volume output of media file, does not just change the volume output 8 of media file;
3) volume when making is lower than user's desired value if the audio value of media file, illustrates media file less than above-mentioned default value 6, and volume control module is exported the processing that raises to the volume of media file, it is increased to default value equates 9.
Often above-mentioned processing, no matter media file is to be greatly little making the volume of advancing, by media renderer plays of the present invention the time, the volume of output is all exported by the default value that the user sets, and keeps volume with this steady state value output 10 later on.
Because the volume of output will be subjected to the influence of audio output apparatus, the general obvious height of exporting than earphone of volume when export with audio amplifier, so the media player of the mobile phone among the present invention will accurately be judged output equipment carrying out audio frequency when exporting.There are special parts to detect on the mobile phone and on mobile phone, whether inserted earphone, if inserted earphone, the volume control module of media player is automatically made headset mode with the audio frequency output mode, the volume default value is 35 decibels, under the state of mobile phone one directly into earphone, the volume output of all media files all remains on 35 decibels, the user can also be on this basis directly adjust the output size of volume by the volume key of mobile phone, adjust the back volume control module with the volume decibel value adjusted automatically as later headset mode default value.If the user does not insert earphone when playing media file, or remove earphone in the playing process, the volume control module of media player is automatically made the audio amplifier pattern with the audio frequency output mode, the volume default value is 58 decibels, do not insert at mobile phone under the state of earphone always, the volume output of all media files all remains on 58 decibels, the user can also be on this basis directly adjust the output size of volume by the volume key of mobile phone, adjust the back volume control module with the volume decibel value adjusted automatically as later audio amplifier pattern default value.
As using the user in the mobile phone use, change the earphone of other types or used other outside audio amplifier, then after using these equipment, need to reset the volume output valve, adjust the back volume control module with the volume decibel value adjusted automatically as this later equipment mode default value.
The volume output size of media player is provided with according to oneself hearing situation and hearing custom by the user, cross the conference hearing damage, especially for a long time use earphone to listen to the music, note suitable volume output, below one we work the life in common sound decibel reference value, media player production firm and user can be provided with suitable volume output area according to this, keep suitable auditory effect on the one hand, also avoid hearing to be affected on the other hand.
The volume analogy
130 decibels of spraying machines sound that takes off
110 decibels of propeller driver aircrafts sound that takes off
The sense of hearing of 105 decibels of permanent damages
100 decibels of air pressure rig sound
90 decibels of noisy bar ambient sounds
85 decibels and below can not destroy i-coch hair cell
80 decibels of noisy offices
75 decibels of human body ear comfort level upper limits
70 decibels of street environment sound
50 decibels of normal talk sound
Whisper for 20 decibels.
Claims (10)
1. the output volume automatic regulation method of a media player is characterized in that, this method comprises the steps:
Step 1: the output volume control module that starts media player;
Step 2: the default value of established standards output volume is also preserved;
Step 3: open multimedia file by player plays, the actual initial volume output valve that the output volume control module detects multimedia file when playing, and export after this output valve is adjusted to the default value described in the step 2;
Step 4: when regulating output volume by player later on, in step 3, regulate on the volume basis of the actual output of player.
2. output volume automatic regulation method according to claim 1 is characterized in that, when media player was brought into use or its option parameter resets, the default value of standard output volume was set a suitable general user's initial value by volume control module.
3. output volume automatic regulation method according to claim 2 is characterized in that described initial value is divided into headset mode and audio amplifier pattern, is provided with different initial values respectively by volume control module.
4. output volume automatic regulation method according to claim 3, initial value is 25 to 40 decibels when it is characterized in that headset mode.
5. output volume automatic regulation method according to claim 3, initial value is 40 to 60 decibels when it is characterized in that the audio amplifier pattern.
6. according to claim 1 or 2 or 3 described output volume automatic regulation methods, it is characterized in that, in the media player use, after the user regulates the player output volume, with the last output volume default value of the volume output valve of finishing when playing other media files later on of regulating of user as media player, wherein, the user regulates the time-division and does not preserve default value under the different mode under headset mode or audio amplifier pattern, player detects headset mode or audio amplifier pattern automatically and adopts the default value under the different mode to carry out volume output in use later on.
7. output volume automatic regulation method according to claim 1, it is characterized in that, when the output volume that detects media file self when player begins playing media file is lower than default value, automatically improve the volume output valve, make actual output valve equal above-mentioned default value, during the volume of user's manual adjustment player output later on, on the volume basis of the actual output of player, carry out the lift adjustment of volume.
8. output volume automatic regulation method according to claim 1, it is characterized in that, when the output volume that detects media file self when player begins playing media file is higher than default value, automatically reduce the volume output valve, make actual output valve equal above-mentioned default value, during the volume of user's manual adjustment player output later on, on the volume basis of the actual output of player, carry out the lift adjustment of volume.
9. output volume automatic regulation method according to claim 3 is characterized in that, described media player is discerned current audible device type automatically by the variation that detects sounding component resistance value in the voice output.
10. output volume automatic regulation method according to claim 9, it is characterized in that, an audio output apparatus memory module is arranged on media player, automatically remember the impedance or the sounding current values of this machine built-in speaker and this machine first wife earphone, the type that impedance when detecting audio frequency output later on or sounding electric current are judged audio output apparatus automatically.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007100759110A CN101119106B (en) | 2007-07-12 | 2007-07-12 | Output volume automatic regulation method of media player |
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| CN2007100759110A CN101119106B (en) | 2007-07-12 | 2007-07-12 | Output volume automatic regulation method of media player |
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