KR100630206B1 - Method for adjusting volume in music file - Google Patents

Abstract

A method for adjusting the volume of a music file is provided to perform volume adjustment by the difference of intrinsic volume values of music files by using one initial compensation value when the music files having inter-different intrinsic volume values are reproduced by automatically adjusting the volume of the music file. A control unit sets separate volume values of music files in a music file reproduction mode(201-203,205). The control unit adds a master volume value to the set separate volume values, and extracts the last volume values of the music files(206). The control unit reproduces the music files through the extracted last volume values(207).

Description

How to adjust the volume of music files {METHOD FOR ADJUSTING VOLUME IN MUSIC FILE}

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.

2 is a flow diagram illustrating a process of automatically adjusting and playing a volume value of a music file in a mobile terminal according to an embodiment of the present invention.

The present invention relates to a volume control method of a music file, and more particularly, to a volume control method of a music file for automatically adjusting and playing the volume values of music files having different intrinsic volume values.

In the existing audio equipment such as MP3 players, music files are not created by a certain standard, so the unique volume of music files varies from file to file.

Therefore, there are several such music files, and when the music files are played, they are not output at a constant volume value.

For example, if the intrinsic volume value of song B is higher than that of song A, when the user listens to the current song A and plays the next song, song B, the user feels a difference in volume, thereby adjusting the volume. Use the key to decrease the volume.

Or, if the intrinsic volume value of the B song is lower than the intrinsic volume value of the A song, the user may increase the volume by using the volume control key.

When playing music files having different intrinsic volume values as described above, the user is inconvenient to adjust the volume by using the volume control key whenever each music file is output.

Accordingly, an object of the present invention is to provide a volume control method of a music file which automatically adjusts and plays back volume values of music files having different intrinsic volume values.

A method of adjusting the volume of a music file for achieving the above object comprises the steps of: setting individual volume values of the music files in a music file playback mode; Extracting final volume values of music files by adding a master volume value to each of the set individual volume values; The music files are reproduced through the extracted final volume values.

In addition, a method for adjusting the volume of a music file to achieve the above object comprises the steps of: retrieving a unique volume value of each of the music files to be played in the music file playback mode; If the intrinsic volume values of the music files are not the same, setting individual volume values of the music files, respectively; Extracting final volume values of music files by adding a master volume value to each of the set individual volume values; The music files are reproduced through the extracted final volume values.

DETAILED DESCRIPTION Hereinafter, detailed descriptions of preferred embodiments of the present invention will be described with reference to the accompanying drawings. It should be noted that the same components in the figures represent the same numerals wherever possible.

1 is a diagram illustrating a configuration of a portable terminal according to an embodiment of the present invention, which illustrates a configuration of a portable terminal including a camera.

Referring to FIG. 1, the RF unit 123 performs a wireless communication function of the portable terminal. The RF unit 123 includes an RF transmitter for upconverting and amplifying a frequency of a transmitted signal, and an RF receiver for low noise amplifying and downconverting a received signal. The modem 120 includes a transmitter for encoding and modulating the transmitted signal, a receiver for demodulating and decoding the received signal, and the like. The audio processor 125 may configure a codec, and the codec includes a data codec for processing packet data and an audio codec for processing an audio signal such as voice. The audio processor 125 converts and reproduces the digital audio signal received by the modem 120 through the audio codec or converts the analog audio signal generated from the microphone into a digital audio signal through the audio codec and converts the digital audio signal into the digital audio signal. Sends the function to 120. The codec may be provided separately or included in the controller 110.

The memory 130 may include program memory and data memories. The program memory may store programs for controlling a general operation of the portable terminal and programs for controlling playback to a final volume value of music files according to an embodiment of the present invention. The data memory also temporarily stores data generated during the execution of the programs.

The controller 110 controls the overall operation of the mobile terminal. In addition, the controller 10 may include the modem 120 and the codec. In addition, the control unit 110 extracts each final volume value for playing the music files having different intrinsic volume values in the music file playback mode according to an embodiment of the present invention, the music through each of the extracted final volume value Control to play files.

The camera module 140 includes a camera sensor for capturing image data, converting the photographed optical signal into an electrical signal, and a signal processor for converting the analog image signal photographed from the camera sensor into digital data. Herein, it is assumed that the camera sensor is a CCD sensor, and the signal processor may be implemented by a digital signal processor (DSP). In addition, the camera sensor and the signal processor may be integrally implemented or may be separately implemented.

The image processor 150 performs a function of generating screen data for displaying an image signal output from the camera unit 140. The image processor 150 processes the image signal output from the camera unit 40 in units of frames, and outputs the frame image data according to the characteristics and size of the display unit 160. In addition, the image processor 50 includes an image codec and performs a function of compressing the frame image data displayed on the display unit 160 in a set manner or restoring the compressed frame image data to the original frame image data. The image codec may be a JPEG codec, an MPEG4 codec, a wavelet codec, or the like. It is assumed that the image processor 150 has an On Screen Display (OSD) function, and may output on-screen display data according to a screen size displayed by the control of the controller 110.

The display unit 160 displays the image signal output from the image processor 50 on the screen, and displays the user data output from the controller 110. The display unit 160 may use an LCD. In this case, the display unit 160 may include an LCD controller, a memory capable of storing image data, and an LCD display device. In this case, when the LCD is implemented using a touch screen method, the LCD may operate as an input unit. The key input unit 127 includes keys for inputting numeric and character information and function keys for setting various functions.

An operation of automatically adjusting and playing a volume value of a music file in the portable terminal as described above will be described in detail with reference to FIG. 2.

2 is a haze diagram illustrating a process of automatically adjusting and playing a volume value of a music file in a mobile terminal according to an exemplary embodiment of the present invention.

Hereinafter, an embodiment of the present invention will be described in detail with reference to FIG. 1.

Referring to FIG. 2, when playback of music files selected by the portable terminal is selected, the controller 110 detects this in step 201 and switches the portable terminal to a music file playback mode.

When the music file playing mode is switched, the control unit 110 proceeds to step 202 of searching for each unique volume value of the selected music files.

If the intrinsic volume values of the selected music files are the same, the controller 110 detects this in step 203 and proceeds to step 204 in which the music files are reproduced with the same intrinsic volume value.

However, if the intrinsic volume values of the selected music files are not the same, the controller 110 detects this in step 203 and proceeds to step 205 of setting individual volume values of the music files. In step 205, the controller 110 sets an intrinsic volume value of a certain music file among the music files as a reference volume value, and then, for the intrinsic volume value of each of the music files to be the same volume value as the reference volume value. Extract and set individual volume values. The constant music file may be the first music file to be played among the music files, or may be set by a user.

When the individual volume values of the music files to be reproduced are set in step 205, the controller 110 adds a master volume value to each of the individual volume values to extract the final volume value of each of the music files. Proceed. The master volume value may be preset to a fixed volume value applied to all music files to be played or may be set by a user.

When the final volume value of each of the music files is extracted, the controller 110 proceeds to step 207 of reproducing the music files through the corresponding final volume value.

<Table 1>

Music files Intrinsic Volume Value Individual volume value Master volume value Final volume value A 5 0 12 12 B 6 -One 12 11 C 3 +2 12 14

Referring to the example of <Table 1> through the process of Figure 2, when the playback of the music files A, B, C is selected, the control unit 110 detects this in step 201 and the mobile terminal to the music file playback mode Switch.

When the music file playing mode is switched, the controller 110 proceeds to step 202 of retrieving the intrinsic volume values 5, 6, and 7 for the A, B, and C music files.

In step 203, the controller 110 detects that the intrinsic volume values 5, 6, and 7 of the A, B, and C music files are different from each other. After setting 5) as the reference volume value, each individual volume value (0,-) for the intrinsic volume values (5, 6, 3) of the A, B, and C music files to be the reference volume value (5) Step 1205 is performed to extract and set 1, +2).

When the individual volume values (0, -1, +2) of the A, B, and C music files are set, the controller 110 controls the master volume value 12 and the respective volume values (0, -1, In step 206, the final volume values 12, 11, and 14 of the A, B, and C music files are extracted.

When the final volume values 12, 11, and 14 of the music files A, B, and C are extracted, the controller 110 plays the first music file A music file through the final volume value 12, When the B music file, which is the next song, is played through the final volume value 11, step 207 is performed to control the next music, which is the C music file, to be played through the final volume value 14.

In the above description of the present invention, a specific embodiment such as a mobile terminal has been described, but various modifications can be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be defined by the described embodiments, but should be determined by the equivalent of claims and claims.

In other words, as described above, the present invention provides a method for automatically adjusting the volume of a music file, so that when the music files having different intrinsic volume values are played, the volume adjustment due to the difference in the intrinsic volume value of each music file is performed. There is an effect that can be solved by the compensation value (individual volume value).

In addition, when playing music files having different inherent volume values, it is possible to eliminate the inconvenience of having to manually adjust the volume value for each music file playback.

Claims (11)

In the method of adjusting the volume of a music file, In the music file play mode, setting the individual volume values of the music files respectively, Extracting final volume values of music files by adding a master volume value to each of the set individual volume values; The method as claimed in claim 1, wherein the music files are played through the extracted final volume values. The method of claim 1, wherein the setting of individual volume values of the music files is performed. Setting a unique volume value of a predetermined music file among the music files as a reference volume value; And setting individual volume values for making each unique volume value of the music files the same volume value as the reference volume value. The method of claim 2, The schedule music file is characterized in that the first music file is played among the music files. The method of claim 1, Wherein said master volume value is a fixed volume value preset to apply to all music files. The method of claim 1, Wherein said individual volume value is a variable volume value to be applied to each music file. In the method of adjusting the volume of a music file, In the music file play mode, retrieving a unique volume value of each music file to be played; If the intrinsic volume values of the music files are not the same, setting individual volume values of the music files, respectively; Extracting final volume values of music files by adding a master volume value to each of the set individual volume values; The method as claimed in claim 1, wherein the music files are played through the extracted final volume values. The method of claim 6, And if the intrinsic volume values of the music files are the same, reproducing the music files with the intrinsic volume value. The method of claim 6, wherein the setting of individual volume values of the music files is performed. Setting a unique volume value of a predetermined music file among the music files as a reference volume value; And setting individual volume values for making each unique volume value of the music files the same volume value as the reference volume value. The method of claim 8, The schedule music file is characterized in that the first music file is played among the music files. The method of claim 6, Wherein said master volume value is a fixed volume value preset to apply to all music files. The method of claim 6, Wherein said individual volume value is a variable volume value to be applied to each music file.

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