CN103634720A - Playing control method and electronic equipment - Google Patents
Playing control method and electronic equipment Download PDFInfo
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- CN103634720A CN103634720A CN201210299886.5A CN201210299886A CN103634720A CN 103634720 A CN103634720 A CN 103634720A CN 201210299886 A CN201210299886 A CN 201210299886A CN 103634720 A CN103634720 A CN 103634720A
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Abstract
The invention discloses a playing control method and electronic equipment, relates to the field of electronic device applications, and is designed for automatic adjustment of a playing direction of a speaker according to the position of a user. The method comprises obtaining a first position parameter and a second position parameter in a preset reference system, wherein the first position parameter is the position parameter of the speaker and the second position parameter is the position parameter of the user; obtaining a first playing direction parameter according the first position parameter and the second position parameter; and transmitting the first playing direction parameter to the speaker so that the speaker can play audio according to the first playing direction parameter. The playing control method and the electronic equipment are mainly used in the playing process of smart televisions.
Description
Technical field
The present invention relates to electronic apparatus application field, relate in particular to a kind of method and electronic equipment of Play Control.
Background technology
At present, the electronic equipment such as TV, computer, mobile phone generally can provide the audiovisual experience of the various ways such as sound, image.As the loud speaker playing sound, become the indispensable part of electronic equipment.Conventionally the broadcasting direction of loud speaker immobilizes, and can obtain the good sense of hearing and experience when user is within loud speaker broadcasting scope, if still user is outside loud speaker broadcasting scope, the sense of hearing is experienced and can be declined.
State in realization in the process of sound broadcasting, inventor finds that in prior art, at least there are the following problems: the broadcasting scope of loud speaker depends primarily on physical location and the arranged direction of loud speaker, when the relative loud speaker of customer location changes, loud speaker cannot guarantee to provide the good sense of hearing to experience to user.
Summary of the invention
The method of the Play Control that the embodiment of the present invention provides and electronic equipment, can not change under the prerequisite of loudspeaker position and arranged direction, within making the broadcasting scope of user in loud speaker, provides the good sense of hearing to experience thus to user.
On the one hand, the embodiment of the present invention provides a kind of method of Play Control, comprising:
In preset reference system, obtain primary importance parameter and second place parameter, the location parameter that wherein said primary importance parameter is loud speaker, the location parameter that described second place parameter is user;
According to described primary importance parameter and described second place parameter acquiring first, play directioin parameter;
By described first, play directioin parameter and send to described loud speaker, so that described loud speaker is play directioin parameter audio plays according to described first.
On the other hand, the embodiment of the present invention also provides a kind of electronic equipment, comprising:
Loud speaker, for audio plays;
Data acquisition unit, for obtaining primary importance parameter and second place parameter, the location parameter that wherein said primary importance parameter is described loud speaker, the location parameter that described second place parameter is user in preset reference system;
Processor, for described primary importance parameter and the described second place parameter acquiring first obtained according to described data acquisition unit, play directioin parameter, and described the first broadcasting directioin parameter is sent to described loud speaker, so that described loud speaker is play directioin parameter audio plays according to described first.
The method of the Play Control that the embodiment of the present invention provides and electronic equipment, can for characterizing first of loud speaker and user's relative position relation, play directioin parameter according to the primary importance parameter of loud speaker and user's second place parameter acquiring, by loud speaker, according to this first broadcasting directioin parameter, regulate audio frequency to play direction, so that within the broadcasting scope of user in loud speaker, improve thus user's the sense of hearing and experience.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the method flow diagram of Play Control in the embodiment of the present invention;
Fig. 2 is the method flow diagram of another Play Control in the embodiment of the present invention;
Fig. 3 obtains the schematic diagram of the first broadcasting directioin parameter in two-dimensional coordinate system in the embodiment of the present invention;
Fig. 4 obtains the schematic diagram of the first broadcasting directioin parameter in three-dimensional system of coordinate in the embodiment of the present invention;
Fig. 5 a to Fig. 5 c obtains the decomposing schematic representation of the first broadcasting directioin parameter in three-dimensional system of coordinate in the embodiment of the present invention;
Fig. 6 a to Fig. 6 d is the schematic diagram of various scenes in the embodiment of the present invention;
Fig. 7 a to Fig. 7 d determines the schematic diagram of user coordinates in the embodiment of the present invention;
Fig. 8 is the schematic diagram of advantageous applications scene in the embodiment of the present invention;
Fig. 9 is first structural representation of electronic equipment in the embodiment of the present invention;
Figure 10 is second structural representation of electronic equipment in the embodiment of the present invention;
Figure 11 is the 3rd structural representation of electronic equipment in the embodiment of the present invention;
Figure 12 is the 4th structural representation of electronic equipment in the embodiment of the present invention;
Figure 13 is the 5th structural representation of electronic equipment in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
At present, the loud speaker of intelligent television configuration can be sound bundle loud speaker (or being called sound beam loudspeaker), and the mode that sound bundle loud speaker can be propagated with sound bundle is to specific direction audio plays, audio plays not in other directions except this specific direction.Based on sound bundle loud speaker, the embodiment of the present invention is elaborated below, the loud speaker in follow-up statement refers to described sound bundle loud speaker.
The embodiment of the present invention provides a kind of method of Play Control, and as shown in Figure 1, described method comprises the steps:
101, in preset reference system, electronic equipment obtains primary importance parameter and second place parameter.
The location parameter that wherein said primary importance parameter is loud speaker, the location parameter that described second place parameter is user.In embodiments of the present invention, it is one that the quantity of loud speaker is not limited to, and described preset reference is can be two-dimensional coordinate system, can be also three-dimensional system of coordinate.When described preset reference is two-dimensional coordinate system, the X that described primary importance parameter is loud speaker, Y coordinate, the X that described second place parameter is user, Y coordinate; When described preset reference is three-dimensional system of coordinate, the X that described primary importance parameter is loud speaker, Y, Z coordinate, the X that described second place parameter is user, Y, Z coordinate.
The mode that electronic equipment obtains primary importance parameter and second place parameter includes but not limited to it is to follow the trail of and depth survey technology is obtained primary importance parameter and second place parameter by the human body of infrared ray or three-dimensional (Three Dimensions is called for short 3D) camera.
102, electronic equipment is play directioin parameter according to the primary importance parameter of obtaining and second place parameter acquiring first.
Electronic equipment is by preset algorithm and the primary importance parameter of obtaining and second place parameter acquiring the first broadcasting directioin parameter.It is angle value that described the first broadcasting directioin parameter includes but are not limited to.
103, electronic equipment sends to loud speaker by the first broadcasting directioin parameter obtaining.
Electronic equipment sends to loud speaker by the first broadcasting directioin parameter obtaining, so that loud speaker is according to this first broadcasting directioin parameter audio plays.
In prior art, the audio frequency of loud speaker is play direction (being the sound bundle direction of propagation) needs manual adjustments, regulative mode very complicated, can increase user's operating procedure, in addition, the frequency of manual adjustments and speed cannot be synchronized with frequency and the speed that customer location changes in time, can not guarantee that audio frequency plays direction real-time tracing user's position in user uses the process of electronic equipment.The method of the Play Control that the embodiment of the present invention provides, can in two-dimensional coordinate system or three-dimensional system of coordinate, according to the coordinate of loud speaker, user's coordinate and preset algorithm automatic acquisition, for characterizing first of loud speaker and user's relative position relation, play directioin parameter, by loud speaker, according to this first broadcasting directioin parameter, regulate audio frequency to play direction, so that within the broadcasting scope of user in loud speaker.Owing to obtaining the first broadcasting directioin parameter and regulating the mode of audio frequency broadcasting direction all without artificial participation according to the first broadcasting directioin parameter, so can save user, regulate audio frequency to play the operating procedure of direction, can realize audio frequency and play direction real-time tracing user's position, improve thus user's experience simultaneously.
Further, as to embodiment illustrated in fig. 1 further expanding and illustrating, the present invention also provides the method for the Play Control of another embodiment, in described method, the intelligent television of usining describes the embodiment of the present invention as electronic equipment, should be clear and definite, described in practical application, electronic equipment is not limited to intelligent television.As shown in Figure 2, described method comprises the steps:
201, in preset reference system, intelligent television obtains loud speaker coordinate and user coordinates.
First the two-dimensional coordinate system of usining describes as preset reference system, as shown in Figure 3, Fig. 3 is the birds-eye view in a certain living room, loud speaker is positioned at the central authorities of intelligent television, choose at random and a bit represent customer location in two-dimensional coordinate system, the loud speaker of take is made respectively the X-axis vertical with intelligent television and the Y-axis parallel with intelligent television as the origin of coordinates, and wherein, X-axis positive direction and Y-axis positive direction are as shown by the arrows in Figure 3.Intelligent television gets user coordinate by 3D camera is (1.73,1), and the coordinate of loud speaker is (0,0).
202, intelligent television obtains the first broadcasting directioin parameter according to the loud speaker coordinate and the user coordinates that obtain.
The direction of loud speaker coordinate points user coordinates is the first broadcasting direction, and electronic equipment obtains the angle value of the first broadcasting direction and the first reference direction according to the first preset algorithm, the loud speaker coordinate obtaining and user coordinates.In the embodiment of the present invention, X-axis positive direction is chosen as to described the first reference direction, described the first preset algorithm is:
Wherein, y
sfor the Y coordinate of loud speaker, Y
yfor user's Y coordinate, x
sfor the X coordinate of loud speaker, X
sx coordinate for user.θ is the angle value of the first broadcasting direction and the first reference direction, this angle value is more than or equal to-90 ° and is less than or equal to+and 90 °, when angle value be on the occasion of time, represent that first plays the direction that direction is the respective angles value that turns clockwise from the first reference direction (to the rotation of Y-axis positive direction), when angle value is negative value, represent that the first broadcasting direction is for being rotated counterclockwise the direction (to the rotation of Y-axis negative direction) of respective angles value from the first reference direction.
Respectively by the coordinate of loud speaker (0,0) and user's coordinate (1.73,1) bring in the first preset algorithm (1), show that θ value is+30 °, show that thus the first broadcasting direction is for take turn clockwise as starting point along the X-axis direction (being direction shown in dotted line in Fig. 3) of 30 ° of loud speaker coordinate.
In practical application, Y-axis also can be used as the first reference direction, and the first angle value of playing direction and Y-axis is the complementary angle angle value of the first broadcasting direction and X-axis angle value.
203, intelligent television sends to loud speaker by the first broadcasting directioin parameter obtaining.
Intelligent television sends to loud speaker by angle value+30 °, and loud speaker regulates audio frequency to play direction according to angle value+30 that obtain ° and the first default reference direction, and it is the first broadcasting direction that the audio frequency after adjusting is play direction.
The method that is the routine Play Control that the embodiment of the present invention is provided with two-dimensional coordinate is above illustrated, and the method that is the routine the Play Control further embodiment of the present invention being provided with three-dimensional coordinate below describes.As shown in Figure 4, loud speaker is still positioned at the central authorities of intelligent television, the loud speaker of take is made respectively the X-axis vertical with intelligent television, the Y-axis parallel with intelligent television and perpendicular to the Z axis of horizontal plane as the origin of coordinates, wherein, X-axis positive direction, Y-axis positive direction and Z axis positive direction as shown by the arrows in Figure 4, are chosen the position that a bit represents user's head in three-dimensional system of coordinate at random.Intelligent television gets user's head coordinate by 3D camera is (3,4,5), and the coordinate of loud speaker is (0,0,0).
The direction of loud speaker coordinate points user coordinates is the first broadcasting direction, the angle value that electronic equipment obtains the first broadcasting direction and the second reference direction according to the coordinate of the second preset algorithm, the loud speaker coordinate obtaining and user's head is the angle component value on X-axis, Y-axis and Z axis respectively, obtain the first broadcasting direction respectively with the angle value of X-axis, Y-axis and Z axis.When obtaining the angle value of the first broadcasting direction and X-axis, using X-axis positive direction as the second reference direction, corresponding, when obtaining the angle value of the first broadcasting direction and Y-axis or Z axis, using Y-axis positive direction or Z axis positive direction as the second reference direction.
Concrete, as shown in Figure 5 a, the angle value that the intelligent television of take obtains the first broadcasting direction and X-axis is example, first obtain user's head coordinate and be mapped to the mapping point coordinate (3 in XY plane, 4), user's head coordinate is 5 (being the Z value in user's head coordinate) to mapping point distance, and mapping point is 4 (being the Y value in mapping point coordinate) to the distance of X-axis, according to Pythagorean theorem can be handy account portion coordinate points to the distance 1 of X-axis, be 6.4.The second preset algorithm is:
User's head coordinate points, to the Y in distance 1 substitution (2) of X-axis, by the X in X value 3 substitutions (2) in mapping point coordinate, can be obtained to the angle value θ of the first broadcasting direction and X-axis positive direction as the second reference direction
xvalue is for+64.8 °.
Similarly, as shown in Figure 5 b, obtaining user's head coordinate points is 5.8 to the distance m of Y-axis, according to the Y value of m value, mapping point coordinate and the second preset algorithm (2), can obtain the first broadcasting direction and as the angle value θ of the Y-axis positive direction of the second reference direction
yvalue is for+55.4 °.As shown in Figure 5 c, obtaining user's head coordinate points is 5 to the distance n of Z axis, according to n value, user's head coordinate points, to the distance 5 (being user's head coordinate Z value) of mapping point coordinate and the second preset algorithm (2), can obtain the first broadcasting direction and as the angle value θ of the Z axis positive direction of the second reference direction
zvalue is for+45 °.
Intelligent television is by the θ getting
xvalue, θ
yvalue and θ
zvalue sends to loud speaker, and loud speaker is according to the θ obtaining
xvalue, θ
yvalue and θ
zvalue is to user's head (to the first broadcasting direction) audio plays.
The method of the Play Control shown in Fig. 4 and Fig. 5 not only can be determined according to user's XY coordinate user's position, can also determine further combined with user's Z coordinate the position of user's head.In actual applications, user can stand, be seated or recumbency is used intelligent television, the difference of user's posture has determined the difference of user's head high and low position, the method of the Play Control shown in Fig. 4 and Fig. 5 can make loud speaker towards the user's head audio plays that comprises user people's ear, the result of broadcast that can further represent sound bundle loud speaker, improves user's experience.
In actual applications, loud speaker can be fixedly installed on the predeterminated position of intelligent television, also can be independent of intelligent television, and when loud speaker is independent of intelligent television, the position of loud speaker can be put arbitrarily by user.The embodiment of the present invention provides a kind of loudspeaker position the random scene arranging below:
As shown in Figure 6 a, with two-dimensional coordinate, be example, user coordinates is that (4 ,-2) loud speaker coordinate is (3,3), by the x in loud speaker coordinate X value 3 substitution the first preset algorithm (1)
s, by the y in loud speaker coordinate Y value 3 substitutions (1)
s, by the X in user coordinates X value 4 substitutions (1)
y, by the Y in user coordinates Y value-2 substitution (1)
y, can show that θ value is-78.7 °, obtain thus the first broadcasting direction for take loud speaker coordinate as starting point, along the first reference direction that is parallel to X-axis positive direction, be rotated counterclockwise the direction of 78.7 °.
Further, user, except can putting arbitrarily the position of loud speaker, can also put arbitrarily the direction of loud speaker, for example, in Fig. 6 b shown in dotted line.The explanation that the loud speaker direction of all take in above-mentioned each embodiment carries out as X-axis positive direction as example, in fact when the direction of loud speaker is not identical with X-axis positive direction, intelligent television equally can be according to loud speaker coordinate, user coordinates and the first preset algorithm (1) are obtained the first broadcasting directioin parameter, this is because the first broadcasting direction is determined by loud speaker coordinate and user coordinates, irrelevant with loud speaker direction, and the first reference direction is same and loud speaker direction is irrelevant, the angle value that intelligent television obtains is the first broadcasting direction and the first reference direction angle value, but not first play the relative angle value between direction and loud speaker direction, therefore, the method of the Play Control that the embodiment of the present invention provides is applicable to loudspeaker position and the random scene arranging of direction.
Further, above-mentioned each embodiment is all usingd the coordinate system that intelligent television mid point is set up as initial point, in practical application, position that can also loud speaker is set to coordinate origin and sets up coordinate system (as shown in Fig. 6 c), or (being living room in the embodiment of the present invention) any point in scene is set to the origin of coordinates and sets up coordinate system (as shown in Fig. 6 d).Owing to the object of coordinate system being set being to obtain the coordinate of user and loud speaker, and then obtain the relative position relation between user and loud speaker, so in actual applications, as long as setting up of coordinate system can cover customer location and loudspeaker position, and location-independent with intelligent television.
Fig. 6 a to Fig. 6 d is all that example describes with two-dimensional coordinate, for the scene of three-dimensional system of coordinate, can realize according to the implementation of Fig. 6 a to Fig. 6 d and in conjunction with the feature of three-dimensional system of coordinate, and the embodiment of the present invention repeats no more.
It should be noted that, the first reference direction described above (or second reference direction) is identical with X-axis (or Y-axis or Z axis) positive direction is not that the first reference direction (or second reference direction) is restricted to X-axis (or Y-axis or Z axis), but the first reference direction (or second reference direction) is parallel with X-axis (or Y-axis or Z axis) positive direction.For example, as shown in dotted line in Fig. 6 a, described the first reference direction for take loud speaker coordinate points as starting point, be parallel to the direction of X-axis positive direction.
In the embodiment of the present invention, take and only have a user to be illustrated as example, in practical application, user's quantity is not limited to one, for having at least two users' scene, determines that the mode of user coordinates comprises following two kinds of modes:
A) intelligent television obtains a plurality of users' coordinate, according to loud speaker coordinate and a plurality of users' coordinate, obtains respectively a plurality of angle values, and a plurality of angle values are sent to loud speaker, by loud speaker, according to a plurality of angle values, plays direction audio plays respectively to a plurality of first.
B) intelligent television obtains for representing the Virtual User coordinate of a plurality of customer locations, according to described Virtual User coordinate and loud speaker coordinate, determine that one first is play direction, this first is play to direction and sends to loud speaker with angle value of the first reference direction (or second reference direction), by loud speaker according to this first broadcasting direction to described Virtual User audio plays.According to the difference of number of users, intelligent television determines that the mode of Virtual User coordinate can be divided into again following several:
1) as shown in Figure 7a, while having two users in scene, intelligent television obtains respectively two users' coordinate, then obtains the middle point coordinates of two user coordinates lines, and point coordinates in this is defined as to Virtual User coordinate.
2) when the number of users in scene is more than two, as shown in Figure 7b, three users of take are example, and intelligent television obtains respectively each user's coordinate, and the triangle that each user coordinates line is formed is defined as Virtual User group.Obtain the coordinate of described Virtual User Qun center or center of gravity, the coordinate of described Virtual User Qun center or center of gravity is defined as to Virtual User coordinate.
3) when the number of users in scene is more than three, can be with 2) described in mode according to the nearest principle of user distance, three user coordinates of close together are defined as to a Virtual User group, determine thus at least two leg-of-mutton centers (or center of gravity) coordinate.When leg-of-mutton quantity is two (being that number of users is six), as shown in Figure 7 c, intelligent television is defined as Virtual User coordinate by point coordinates in the line of two leg-of-mutton centers (or center of gravity) coordinate; When leg-of-mutton quantity is during more than two (being that number of users is greater than six), intelligent television is defined as Virtual User coordinate by the formed polygonal centers of coordinate line, a plurality of centers (or center of gravity) (or center of gravity) coordinate of determining.
4) number of users in the middle of can not be divided exactly or when certain (certain is several) user and most of user's apart from each other by three, as shown in Fig. 7 d, intelligent television can be defined as Virtual User coordinate by least one center (or center of gravity) coordinate of determining and the middle point coordinates of certain user coordinates line.
In embodiments of the present invention, intelligent television can regulate according to predetermined period the broadcasting direction of loud speaker, when predetermined period is substantially equal to zero, can reaches loud speaker and regulate in real time the effect of playing direction.Or, intelligent television Real-time Obtaining user's coordinate, but do not need Real-time Obtaining angle value, only having when user coordinates changes, intelligent television just obtains angle value according to the user coordinates after changing, and angle value is sent to loud speaker.
Optionally, intelligent television can also calculate the distance between user and loud speaker according to the coordinate of user's coordinate and loud speaker, then according to default mapping relations table, obtains the broadcast sound volume value of loud speaker, and the broadcast sound volume value of obtaining is sent to loud speaker.Described default mapping relations table is for characterizing the corresponding relation between distance and broadcast sound volume value.Loud speaker for the suitable audio content of user's broadcast sound volume, can further improve user's experience according to the broadcast sound volume value of obtaining.
Preferably, as shown in Figure 8, in an application scenarios of the embodiment of the present invention, intelligent television each side arranges a loud speaker, 3D camera is arranged at the central authorities of intelligent television, the origin of coordinates of two-dimensional coordinate system is also arranged on the central authorities of intelligent television, and the positive direction of X-axis and Y-axis as shown in Figure 8.Still take X-axis positive direction as the first reference direction, and the width of establishing intelligent television is W, the coordinate of two loud speakers be respectively (0, W/2), (0 ,-W/2).By in fixed coordinates difference substitution first preset algorithm (1) of two loud speakers, have:
Formula (3) is arranged and is obtained:
When calculating respectively the first broadcasting directioin parameter of two loud speakers, by in user coordinates substitution formula (4), wherein, coordinate Y value is greater than first of 0 loud speaker and plays directioin parameter and use first formula in formula (4) to calculate, and the angle value drawing is θ
1; Coordinate Y value is less than first of 0 loud speaker and plays directioin parameter and use second formula in formula (4) to calculate, and the angle value drawing is θ
2.
The method of the Play Control that the embodiment of the present invention provides, can be according to loud speaker and user the coordinate in two-dimensional coordinate system or three-dimensional system of coordinate obtain the angle value of the first broadcasting direction and preset reference direction, loud speaker according to this angle value to user place direction audio plays.The embodiment of the present invention is in number of users and position and when number of loudspeakers, position and direction are arbitrary value, all can realize loud speaker to the effect of user position audio plays, can automatically regulate according to user's position broadcasting direction and the broadcast sound volume value of sound bundle loud speaker, improve user's experience.
With reference to the realization of said method embodiment, the present invention also provides the electronic equipment of another embodiment, for realizing said method embodiment.As shown in Figure 9, described electronic equipment comprises: loud speaker 91, data acquisition unit 92 and processor 93, wherein,
Described loud speaker 91, for audio plays content, the embodiment of the present invention does not limit the number of loudspeakers of described electronic equipment.
Described data acquisition unit 92, for obtaining primary importance parameter and second place parameter, the location parameter that wherein said primary importance parameter is described loud speaker, the location parameter that described second place parameter is user in preset reference system.
Described processor 93, for described primary importance parameter and the described second place parameter acquiring first obtained according to described data acquisition unit 92, play directioin parameter, and described the first broadcasting directioin parameter is sent to described loud speaker 91, so that described loud speaker 91 is play directioin parameter audio plays according to described first.
Further, as shown in figure 10, described data acquisition unit 92 comprises primary importance parameter acquisition unit 1001 and second place parameter acquisition unit 1002, wherein,
Described primary importance parameter acquisition unit 1001, for obtaining X, the Y coordinate of loud speaker 91 described in default two-dimensional coordinate system, or obtains X, Y, the Z coordinate of loud speaker 91 described in default three-dimensional system of coordinate.
Described second place parameter acquisition unit 1002, for obtaining X, the Y coordinate of user described in default two-dimensional coordinate system, or obtains X, Y, the Z coordinate of user described in default three-dimensional system of coordinate.
Further, as shown in figure 11, described processor 93 comprises the first angle value acquiring unit 1101, the first transmitting element 1102, the second angle value acquiring unit 1103 and the second transmitting element 1104, wherein,
Described the first angle value acquiring unit 1101, be used at described two-dimensional coordinate system, the coordinate of described loud speaker 91 obtaining according to described primary importance parameter acquisition unit 1001 and described second place parameter acquisition unit 1002 is, described user's coordinate and the first preset algorithm, obtain the angle value of the first broadcasting direction and the first reference direction, wherein, described the first reference direction is identical with the X-axis positive direction of described two-dimensional coordinate system, or described the first reference direction is identical with the Y-axis positive direction of described two-dimensional coordinate system.
Described the first transmitting element 1102, sends to described loud speaker 91 for the described first angle value of playing direction and described the first reference direction that described the first angle value acquiring unit 1101 is obtained.
Described the second angle value acquiring unit 1103, be used at described three-dimensional system of coordinate, the coordinate of the described loud speaker 91 obtaining according to described primary importance parameter acquisition unit 1001 and described second place parameter acquisition unit 1002, described user's coordinate and the second preset algorithm, obtain the angle of the first broadcasting direction and the second reference direction respectively in described three-dimensional system of coordinate X-axis, Y-axis, angle component value on Z axis, wherein, described the second reference direction is identical with the X-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Y-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Z axis positive direction of described three-dimensional system of coordinate.
Described the second transmitting element 1104, for the described first angle of playing direction and described the second reference direction that described the second angle value acquiring unit 1103 is obtained respectively the angle component value on described three-dimensional system of coordinate X-axis, Y-axis, Z axis send to described loud speaker 91.
Further, as shown in figure 12, described second place parameter acquisition unit 1002 comprises: alone family second place parameter acquisition module 1201 and multi-user's second place parameter acquisition module 1202, wherein,
Described alone family second place parameter acquisition module 1201, for when number of users is one, obtains a described user's coordinate.
Described multi-user's second place parameter acquisition module 1202, for when number of users is two, obtain respectively described two users' coordinate, the mid point of described two users' coordinate line is defined as to Virtual User, obtain the coordinate of described Virtual User, and for, when number of users is during more than two, at least three users' coordinate described in obtaining respectively, described at least three users' the formed scope of coordinate line is defined as to Virtual User group, obtains the polygonal center of described Virtual User group formation or the coordinate of center of gravity.
Further, as shown in figure 13, described data acquisition unit 92 also comprises the 3rd acquiring unit 1301, the 4th acquiring unit 1302 and the 3rd transmitting element 1303, wherein,
Described the 3rd acquiring unit 1301, obtains the distance between described loud speaker 91 and described user for the coordinate of described loud speaker 91 and the described user's that described second place parameter acquisition unit 1002 obtains the coordinate obtaining according to described primary importance parameter acquisition unit 1001.
Described the 4th acquiring unit 1302, for the described loud speaker 91 that obtains according to described the 3rd acquiring unit 1301 and the distance between described user and default mapping relations table, obtain the broadcast sound volume value of described loud speaker 91, wherein said default mapping relations table is used for characterizing distance between described loud speaker 91 and described user and the mapping relations between the broadcast sound volume value of described loud speaker 91.
Described the 3rd transmitting element 1303, sends to described loud speaker 91 for the described broadcast sound volume value that described the 4th acquiring unit 1302 is obtained, so that described loud speaker 91 is play described audio frequency according to described broadcast sound volume value.
In prior art, the audio frequency of loud speaker is play direction (being the sound bundle direction of propagation) needs manual adjustments, regulative mode very complicated, can increase user's operating procedure, in addition, the frequency of manual adjustments and speed cannot be synchronized with frequency and the speed that customer location changes in time, can not guarantee that audio frequency plays direction real-time tracing user's position in user uses the process of electronic equipment.The electronic equipment that the embodiment of the present invention provides, can in two-dimensional coordinate system or three-dimensional system of coordinate, according to the coordinate of loud speaker, user's coordinate and preset algorithm automatic acquisition, for characterizing first of loud speaker and user's relative position relation, play directioin parameter, by loud speaker, according to this first broadcasting directioin parameter, regulate audio frequency to play direction, so that within the broadcasting scope of user in loud speaker.Owing to obtaining the first broadcasting directioin parameter and regulating the mode of audio frequency broadcasting direction all without artificial participation according to the first broadcasting directioin parameter, so can save user, regulate audio frequency to play the operating procedure of direction, can realize audio frequency and play the effect of direction real-time tracing customer location, improve thus user's experience simultaneously.
It is intelligent television that the electronic equipment that the embodiment of the present invention provides includes but are not limited to.
Those skilled in the art can be well understood to, for convenience and simplicity of description, only the division with above-mentioned each functional module is illustrated, in practical application, can above-mentioned functions be distributed and by different functional modules, completed as required, the internal structure that is about to device is divided into different functional modules, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.
In the several embodiment that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described module or unit, be only that a kind of logic function is divided, during actual realization, can have other dividing mode, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If the form of SFU software functional unit of usining described integrated unit realizes and during as production marketing independently or use, can be stored in a computer read/write memory medium.Understanding based on such, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions are with so that a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) carry out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), the various media that can be program code stored such as random access memory (RAM, Random Access Memory), magnetic disc or CD.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (12)
1. the method for Play Control, described method are applied to an electronic equipment, and described electronic equipment at least has loud speaker, it is characterized in that, described method comprises:
In preset reference system, obtain primary importance parameter and second place parameter, the location parameter that wherein said primary importance parameter is described loud speaker, the location parameter that described second place parameter is user;
According to described primary importance parameter and described second place parameter acquiring first, play directioin parameter;
By described first, play directioin parameter and send to described loud speaker, so that described loud speaker is play directioin parameter audio plays according to described first.
2. method according to claim 1, is characterized in that, described preset reference is two-dimensional coordinate system, the X that described primary importance parameter is described loud speaker, Y coordinate, the X that described second place parameter is described user, Y coordinate; Or,
Described preset reference is three-dimensional system of coordinate, X, the Y that described primary importance parameter is described loud speaker, Z coordinate, X, the Y that described second place parameter is described user, Z coordinate.
3. method according to claim 2, is characterized in that, when described preset reference is two-dimensional coordinate system, described according to described primary importance parameter and described second place parameter acquiring the first broadcasting directioin parameter, specifically comprises:
According to the coordinate of described loud speaker, described user's coordinate and the first preset algorithm, obtain the angle value of the first broadcasting direction and the first reference direction, wherein, described the first reference direction is identical with the X-axis positive direction of described two-dimensional coordinate system, or described the first reference direction is identical with the Y-axis positive direction of described two-dimensional coordinate system;
Describedly by described first, play directioin parameter and send to described loud speaker, specifically comprise:
The described first angle value of playing direction and described the first reference direction is sent to described loud speaker.
4. method according to claim 2, is characterized in that, when described preset reference is three-dimensional system of coordinate, described according to described primary importance parameter and described second place parameter acquiring the first broadcasting directioin parameter, specifically comprises:
According to the coordinate of described loud speaker, described user's coordinate and the second preset algorithm, the angle that obtains the first broadcasting direction and the second reference direction is the angle component value on described three-dimensional system of coordinate X-axis, Y-axis, Z axis respectively, wherein, described the second reference direction is identical with the X-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Y-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Z axis positive direction of described three-dimensional system of coordinate;
Describedly by described first, play directioin parameter and send to described loud speaker, specifically comprise:
By the described first angle of playing direction and described the second reference direction respectively the angle component value on described three-dimensional system of coordinate X-axis, Y-axis, Z axis send to described loud speaker.
5. according to the method described in any one in claim 2 to 4, it is characterized in that, described in obtain second place parameter, specifically comprise:
When number of users is one, obtain a described user's coordinate;
When number of users is two, obtain respectively described two users' coordinate, the mid point of described two users' coordinate line is defined as to Virtual User, obtain the coordinate of described Virtual User;
When number of users is during more than two, obtain respectively at least three users' coordinate, described at least three users' the formed scope of coordinate line is defined as to Virtual User group, obtain polygonal center that described Virtual User group forms or the coordinate of center of gravity.
6. method according to claim 5, is characterized in that, described in preset reference system, obtain primary importance parameter and second place parameter after, described method further comprises:
According to the coordinate of described loud speaker and described user's coordinate, obtain the distance between described loud speaker and described user;
According to the distance between described loud speaker and described user and default mapping relations table, obtain the broadcast sound volume value of described loud speaker, wherein said default mapping relations table is for characterizing distance between described loud speaker and described user and the mapping relations between the broadcast sound volume value of described loud speaker;
Described broadcast sound volume value is sent to described loud speaker, so that described loud speaker is play described audio frequency according to described broadcast sound volume value.
7. electronic equipment, described method are applied to an electronic equipment, and described electronic equipment at least has loud speaker, it is characterized in that, described electronic equipment also comprises:
Data acquisition unit, for obtaining primary importance parameter and second place parameter, the location parameter that wherein said primary importance parameter is described loud speaker, the location parameter that described second place parameter is user in preset reference system;
Processor, for described primary importance parameter and the described second place parameter acquiring first obtained according to described data acquisition unit, play directioin parameter, and described the first broadcasting directioin parameter is sent to described loud speaker, so that described loud speaker is play directioin parameter audio plays according to described first.
8. electronic equipment according to claim 7, is characterized in that, described data acquisition unit comprises primary importance parameter acquisition unit and second place parameter acquisition unit, wherein,
Described primary importance parameter acquisition unit, for obtaining X, the Y coordinate of loud speaker described in default two-dimensional coordinate system, or obtains X, Y, the Z coordinate of loud speaker described in default three-dimensional system of coordinate;
Described second place parameter acquisition unit, for obtaining X, the Y coordinate of user described in default two-dimensional coordinate system, or obtains X, Y, the Z coordinate of user described in default three-dimensional system of coordinate.
9. electronic equipment according to claim 8, is characterized in that, described processor comprises the first angle value acquiring unit and the first transmitting element, wherein,
Described the first angle value acquiring unit, be used at described two-dimensional coordinate system, the coordinate of described loud speaker obtaining according to described primary importance parameter acquisition unit and described second place parameter acquisition unit is, described user's coordinate and the first preset algorithm, obtain the angle value of the first broadcasting direction and the first reference direction, wherein, described the first reference direction is identical with the X-axis positive direction of described two-dimensional coordinate system, or described the first reference direction is identical with the Y-axis positive direction of described two-dimensional coordinate system;
Described the first transmitting element, sends to described loud speaker for the described first angle value of playing direction and described the first reference direction that described the first angle value acquiring unit is obtained.
10. electronic equipment according to claim 8, is characterized in that, described processor comprises the second angle value acquiring unit and the second transmitting element, wherein,
Described the second angle value acquiring unit, be used at described three-dimensional system of coordinate, the coordinate of the described loud speaker obtaining according to described primary importance parameter acquisition unit and described second place parameter acquisition unit, described user's coordinate and the second preset algorithm, obtain the angle of the first broadcasting direction and the second reference direction respectively in described three-dimensional system of coordinate X-axis, Y-axis, angle component value on Z axis, wherein, described the second reference direction is identical with the X-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Y-axis positive direction of described three-dimensional system of coordinate, or described the second reference direction is identical with the Z axis positive direction of described three-dimensional system of coordinate,
Described the second transmitting element, for the described first angle of playing direction and described the second reference direction that described the second angle value acquiring unit is obtained respectively the angle component value on described three-dimensional system of coordinate X-axis, Y-axis, Z axis send to described loud speaker.
Electronic equipment in 11. according to Claim 8 to 10 described in any one, is characterized in that, described second place parameter acquisition unit comprises: alone family second place parameter acquisition module and multi-user's second place parameter acquisition module, wherein,
Described alone family second place parameter acquisition module, for when number of users is one, obtains a described user's coordinate;
Described multi-user's second place parameter acquisition module, for when number of users is two, obtain respectively described two users' coordinate, the mid point of described two users' coordinate line is defined as to Virtual User, obtain the coordinate of described Virtual User, and for, when number of users is during more than two, at least three users' coordinate described in obtaining respectively, described at least three users' the formed scope of coordinate line is defined as to Virtual User group, obtains the polygonal center of described Virtual User group formation or the coordinate of center of gravity.
12. electronic equipments according to claim 11, is characterized in that, described data acquisition unit also comprises the 3rd acquiring unit, the 4th acquiring unit and the 3rd transmitting element, wherein,
Described the 3rd acquiring unit, obtains the distance between described loud speaker and described user for the coordinate of described loud speaker and the described user's that described second place parameter acquisition unit obtains the coordinate obtaining according to described primary importance parameter acquisition unit;
Described the 4th acquiring unit, for the described loud speaker that obtains according to described the 3rd acquiring unit and the distance between described user and default mapping relations table, obtain the broadcast sound volume value of described loud speaker, wherein said default mapping relations table is used for characterizing distance between described loud speaker and described user and the mapping relations between the broadcast sound volume value of described loud speaker;
Described the 3rd transmitting element, sends to described loud speaker for the described broadcast sound volume value that described the 4th acquiring unit is obtained, so that described loud speaker is play described audio frequency according to described broadcast sound volume value.
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