CN109165600B - Intelligent search platform for stage performance personnel - Google Patents
Intelligent search platform for stage performance personnel Download PDFInfo
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- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
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Abstract
The invention relates to an intelligent search platform for stage performance personnel, which comprises: the system comprises a Bluetooth communication interface, a positioning personnel number and a positioning personnel number, wherein the Bluetooth communication interface is connected with Bluetooth communication equipment in a control room behind the stage and is used for receiving the positioning personnel number wirelessly sent by the Bluetooth communication equipment in the control room behind the stage; the MMC storage equipment is used for pre-storing a body shape feature library, and the body shape feature library stores the body shape features corresponding to each positioning person number; the number mapping device is respectively connected with the Bluetooth communication interface and the MMC storage device and used for searching corresponding personnel body shape characteristics from the body shape characteristic library based on the positioning personnel number to output the personnel body shape characteristics as target body shape characteristics; and the image capturing device is used for shooting facing to the stage so as to output the stage capturing image. By the method and the device, the on-site positioning of each stage performance personnel can be quickly and accurately carried out.
Description
Technical Field
The invention relates to the field of stage personnel positioning, in particular to an intelligent search platform for stage performance personnel.
Background
The bluish violet light application has on stage personnel location, and its advantage has: the temperature control, the drive and the laser are completely integrated, the structure is small and compact, and only direct current power supply is needed for the outside; through high and low temperature storage and vibration impact test, the device is reliable and stable, and can continuously work for 24 hours when the ambient temperature is in a range of-15 to 45 ℃; the device has a digital modulation function and an analog modulation function; redundant heat dissipation design, bidirectional temperature control and perfect bidirectional temperature protection function can ensure wide working temperature range without influencing the service life of the laser.
Disclosure of Invention
In order to solve the technical problem that the positioning precision of the current stage personnel cannot meet the field requirement, the invention provides an intelligent searching platform for stage performance personnel, which adopts an image analysis mode to identify personnel of field images based on a positioning request sent by a remote device, and returns the field positioning data to the remote device based on an identification result, thereby realizing the intelligent searching for the field performance personnel; determining the strength of enhancement processing on the image to be processed based on the image signal-to-noise ratio, thereby improving the automation level of the image enhancement processing; acquiring various noise types in the image, and determining the influence weight on the binary threshold value based on a pre-stored type weight comparison table, thereby realizing the directional correction on the binary threshold value; and determining the direction of the snapshot image deviating from the preset shooting angle according to the matching result of the snapshot image and the background image, and performing corresponding drive control operation on the snapshot equipment based on the deviation direction to realize automatic homing of the shooting direction of the snapshot equipment.
According to an aspect of the present invention, there is provided a stage performance staff intelligent search platform, including:
the system comprises a Bluetooth communication interface, a positioning personnel number and a positioning personnel number, wherein the Bluetooth communication interface is connected with Bluetooth communication equipment in a control room behind the stage and is used for receiving the positioning personnel number wirelessly sent by the Bluetooth communication equipment in the control room behind the stage;
and the MMC storage equipment is used for pre-storing a body shape feature library, and the body shape feature library stores the body shape features corresponding to each positioning person number.
More specifically, in the stage performance staff intelligent search platform, the method further comprises:
the number mapping device is respectively connected with the Bluetooth communication interface and the MMC storage device and used for searching corresponding personnel body shape characteristics from the body shape characteristic library based on the positioning personnel number to output the personnel body shape characteristics as target body shape characteristics;
and the image capturing device is used for shooting facing to the stage so as to output the stage capturing image.
More specifically, in the stage performance staff intelligent search platform, the method further comprises:
the SDRAM storage device is used for storing a reference background image, a left background image and a right background image of the shooting direction set by the image capturing device in advance;
the reference background image is an image of a non-moving target shot by the image capturing device in advance according to a set shooting direction, the left background image is an image of a non-moving target shot by the image capturing device in advance after the left background image deviates from the set shooting direction, and the right background image is an image of a non-moving target shot by the image capturing device in advance after the right background image deviates from the set shooting direction.
More specifically, in the stage performance staff intelligent search platform, the method further comprises:
the mean value analysis equipment is respectively connected with the image capturing equipment and the SDRAM storage equipment, and is used for receiving the stage capturing image, the reference background image, the left background image and the right background image, performing a mean value operation on red component values of all pixel points of the stage capturing image to obtain an operation result as a target component value, performing a mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing a mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing a mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value;
a mean value matching device connected to the mean value analyzing device, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference value between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference value is over-limit, issuing a left direction offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right direction offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching device and the image capturing device, and is used for driving the image capturing device to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing device to deflect towards the left side when receiving the right-direction deviation signal;
the noise type detection equipment is connected with the image capturing equipment and used for receiving the stage capturing image and analyzing the noise type of the stage capturing image so as to obtain various noise types in the stage capturing image and the maximum amplitude corresponding to each noise type;
the noise amplitude measuring equipment is connected with the noise type detecting equipment and used for receiving various noise types in the stage snapshot image and the maximum amplitude corresponding to each noise type, sequencing the various noise types based on the sequence from large to small of the maximum amplitude, and outputting three noise types with the first three sequence numbers as three to-be-processed noise types;
the initial value extraction device is connected with the SDRAM storage device and is used for acquiring the initialized binary threshold value;
the initial value correction device is respectively connected with the initial value extraction device and the noise amplitude measurement device and is used for receiving the three types of noises to be processed, determining three influence weights respectively corresponding to the three types of noises to be processed based on the type weight comparison table, and sequentially correcting the initialized binary threshold value by adopting the three influence weights so as to obtain a corrected threshold value after the correction processing is finished and outputting the corrected threshold value;
the threshold value execution device is connected with the initial value correction device, and is used for performing binarization processing on the stage snapshot image by adopting the corrected threshold value so as to obtain a processed image and outputting the processed image;
the recursive filtering device is connected with the threshold execution device and used for receiving the processed image, executing recursive filtering processing on the processed image to obtain a corresponding filtering processing image and outputting the filtering processing image;
the signal-to-noise ratio analysis equipment is connected with the recursive filtering equipment and used for receiving the filtering processing image, analyzing the signal-to-noise ratio of the filtering processing image to obtain the signal-to-noise ratio of the image corresponding to the filtering processing image and outputting the signal-to-noise ratio of the image;
the field enhancement equipment is connected with the signal-to-noise ratio analysis equipment and used for receiving the image signal-to-noise ratio and the filtering processing image, determining the strength for performing enhancement processing on the filtering processing image according to the magnitude of the image signal-to-noise ratio, wherein the higher the image signal-to-noise ratio is, the lower the strength for performing enhancement processing is, and outputting a field enhancement image obtained after the enhancement processing is performed on the filtering processing image;
and the target positioning device is connected with the field enhancement device and used for receiving the field enhancement image, receiving the object body shape characteristics with the number mapping device, matching corresponding human body patterns from the field enhancement image based on the object body shape characteristics, and sending corresponding field positioning data based on the positions of the human body patterns relative to the field enhancement image.
More specifically, in the stage performer intelligent search platform: the Bluetooth communication interface is also connected with the target positioning equipment and used for receiving the field positioning data and wirelessly sending the field positioning data to Bluetooth communication equipment in a control room behind the stage.
More specifically, in the stage performer intelligent search platform: the SDRAM storage device is also respectively connected with the initial value correction device and the threshold value execution device and used for storing the corrected threshold value.
More specifically, in the stage performer intelligent search platform: the SDRAM storage device is also used for storing the initialization binarization threshold value in advance.
More specifically, in the stage performer intelligent search platform:
the SDRAM storage equipment is also used for pre-storing a type weight comparison table;
wherein, the type weight comparison table stores the influence weight of each noise type on the binarization threshold value.
Detailed Description
The following describes an embodiment of the stage performer intelligent search platform according to the present invention in detail.
Stage personnel positioning is basically realized through blue-violet light positioning. The semiconductor laser diode is used as a pumping source, and the maximum output power of the conventional design is 10 watts. The laser adopts semiconductor side pumping, has high output power, long service life and convenient maintenance, is cooled by built-in circulating water to stably output laser, and can continuously work for a long time.
In order to overcome the defects, the invention builds an intelligent search platform for stage performance personnel, and can effectively solve the corresponding technical problem.
The stage performance personnel intelligent search platform shown according to the embodiment of the invention comprises:
the system comprises a Bluetooth communication interface, a positioning personnel number and a positioning personnel number, wherein the Bluetooth communication interface is connected with Bluetooth communication equipment in a control room behind the stage and is used for receiving the positioning personnel number wirelessly sent by the Bluetooth communication equipment in the control room behind the stage;
and the MMC storage equipment is used for pre-storing a body shape feature library, and the body shape feature library stores the body shape features corresponding to each positioning person number.
Next, a detailed description will be given of a specific structure of the stage performer intelligent search platform according to the present invention.
In the stage performance personnel intelligent search platform, still include:
the number mapping device is respectively connected with the Bluetooth communication interface and the MMC storage device and used for searching corresponding personnel body shape characteristics from the body shape characteristic library based on the positioning personnel number to output the personnel body shape characteristics as target body shape characteristics;
and the image capturing device is used for shooting facing to the stage so as to output the stage capturing image.
In the stage performance personnel intelligent search platform, still include:
the SDRAM storage device is used for storing a reference background image, a left background image and a right background image of the shooting direction set by the image capturing device in advance;
the reference background image is an image of a non-moving target shot by the image capturing device in advance according to a set shooting direction, the left background image is an image of a non-moving target shot by the image capturing device in advance after the left background image deviates from the set shooting direction, and the right background image is an image of a non-moving target shot by the image capturing device in advance after the right background image deviates from the set shooting direction.
In the stage performance personnel intelligent search platform, still include:
the mean value analysis equipment is respectively connected with the image capturing equipment and the SDRAM storage equipment, and is used for receiving the stage capturing image, the reference background image, the left background image and the right background image, performing a mean value operation on red component values of all pixel points of the stage capturing image to obtain an operation result as a target component value, performing a mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing a mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing a mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value;
a mean value matching device connected to the mean value analyzing device, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference value between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference value is over-limit, issuing a left direction offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right direction offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching device and the image capturing device, and is used for driving the image capturing device to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing device to deflect towards the left side when receiving the right-direction deviation signal;
the noise type detection equipment is connected with the image capturing equipment and used for receiving the stage capturing image and analyzing the noise type of the stage capturing image so as to obtain various noise types in the stage capturing image and the maximum amplitude corresponding to each noise type;
the noise amplitude measuring equipment is connected with the noise type detecting equipment and used for receiving various noise types in the stage snapshot image and the maximum amplitude corresponding to each noise type, sequencing the various noise types based on the sequence from large to small of the maximum amplitude, and outputting three noise types with the first three sequence numbers as three to-be-processed noise types;
the initial value extraction device is connected with the SDRAM storage device and is used for acquiring the initialized binary threshold value;
the initial value correction device is respectively connected with the initial value extraction device and the noise amplitude measurement device and is used for receiving the three types of noises to be processed, determining three influence weights respectively corresponding to the three types of noises to be processed based on the type weight comparison table, and sequentially correcting the initialized binary threshold value by adopting the three influence weights so as to obtain a corrected threshold value after the correction processing is finished and outputting the corrected threshold value;
the threshold value execution device is connected with the initial value correction device, and is used for performing binarization processing on the stage snapshot image by adopting the corrected threshold value so as to obtain a processed image and outputting the processed image;
the recursive filtering device is connected with the threshold execution device and used for receiving the processed image, executing recursive filtering processing on the processed image to obtain a corresponding filtering processing image and outputting the filtering processing image;
the signal-to-noise ratio analysis equipment is connected with the recursive filtering equipment and used for receiving the filtering processing image, analyzing the signal-to-noise ratio of the filtering processing image to obtain the signal-to-noise ratio of the image corresponding to the filtering processing image and outputting the signal-to-noise ratio of the image;
the field enhancement equipment is connected with the signal-to-noise ratio analysis equipment and used for receiving the image signal-to-noise ratio and the filtering processing image, determining the strength for performing enhancement processing on the filtering processing image according to the magnitude of the image signal-to-noise ratio, wherein the higher the image signal-to-noise ratio is, the lower the strength for performing enhancement processing is, and outputting a field enhancement image obtained after the enhancement processing is performed on the filtering processing image;
and the target positioning device is connected with the field enhancement device and used for receiving the field enhancement image, receiving the object body shape characteristics with the number mapping device, matching corresponding human body patterns from the field enhancement image based on the object body shape characteristics, and sending corresponding field positioning data based on the positions of the human body patterns relative to the field enhancement image.
In the stage performance personnel intelligent search platform: the Bluetooth communication interface is also connected with the target positioning equipment and used for receiving the field positioning data and wirelessly sending the field positioning data to Bluetooth communication equipment in a control room behind the stage.
In the stage performance personnel intelligent search platform: the SDRAM storage device is also respectively connected with the initial value correction device and the threshold value execution device and used for storing the corrected threshold value.
In the stage performance personnel intelligent search platform: the SDRAM storage device is also used for storing the initialization binarization threshold value in advance.
And in the stage performance personnel intelligent search platform:
the SDRAM storage equipment is also used for pre-storing a type weight comparison table;
wherein, the type weight comparison table stores the influence weight of each noise type on the binarization threshold value.
In addition, Bluetooth (Bluetooth): the wireless technology standard can realize short-distance data exchange (using UHF radio waves of ISM wave band of 2.4-2.485 GHz) between fixed equipment, mobile equipment and a building personal area network. Bluetooth was originally created by telecommunications grand ericsson in 1994, as an alternative to RS232 data lines. Bluetooth can be connected with a plurality of devices, and the problem of data synchronization is solved.
Bluetooth is currently managed by the Bluetooth Special Interest Group (SIG for short). The bluetooth consortium has over 25,000 member companies worldwide, which are distributed in multiple areas of telecommunications, computers, networks, and consumer electronics. IEEE lists bluetooth as IEEE 802.15.1, but today the standard is no longer maintained. The bluetooth alliance is responsible for supervising the development of bluetooth specifications, managing authentication projects, and maintaining trademark rights and interests. The manufacturer's devices must conform to the standards of the bluetooth alliance in order to enter the market under the name of "bluetooth devices". Bluetooth technology has a proprietary network that can be delivered to devices that meet standards.
By adopting the stage performance personnel intelligent search platform, aiming at the technical problem of insufficient positioning precision of stage personnel in the prior art, the personnel identification of the field image is carried out by adopting an image analysis mode based on the positioning request sent by the remote equipment, so as to return the field positioning data to the remote equipment based on the identification result, thereby realizing the intelligent search of the field performance personnel; determining the strength of enhancement processing on the image to be processed based on the image signal-to-noise ratio, thereby improving the automation level of the image enhancement processing; acquiring various noise types in the image, and determining the influence weight on the binary threshold value based on a pre-stored type weight comparison table, thereby realizing the directional correction on the binary threshold value; according to the matching result of the snapshot image and the background image, the direction of the snapshot image deviating from the preset shooting angle is determined, corresponding driving control operation is carried out on the snapshot device based on the deviation direction, automatic homing of the shooting direction of the snapshot device is achieved, and therefore the technical problem is solved.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (5)
1. The utility model provides a stage performance personnel intelligent search platform which characterized in that includes:
the system comprises a Bluetooth communication interface, a positioning personnel number and a positioning personnel number, wherein the Bluetooth communication interface is connected with Bluetooth communication equipment in a control room behind the stage and is used for receiving the positioning personnel number wirelessly sent by the Bluetooth communication equipment in the control room behind the stage;
the MMC storage equipment is used for pre-storing a body shape feature library, and the body shape feature library stores the body shape features corresponding to each positioning person number;
the number mapping device is respectively connected with the Bluetooth communication interface and the MMC storage device and used for searching corresponding personnel body shape characteristics from the body shape characteristic library based on the positioning personnel number to output the personnel body shape characteristics as target body shape characteristics;
the image capturing device is used for shooting facing to a stage so as to output a stage capturing image;
the SDRAM storage device is used for storing a reference background image, a left background image and a right background image of the shooting direction set by the image capturing device in advance;
the reference background image is an image of a non-moving target shot by the image capturing device in advance according to a set shooting direction, the left background image is an image of a non-moving target shot by the image capturing device in advance according to a left deviation of the set shooting direction, and the right background image is an image of a non-moving target shot by the image capturing device in advance according to a right deviation of the set shooting direction;
the mean value analysis equipment is respectively connected with the image capturing equipment and the SDRAM storage equipment, and is used for receiving the stage capturing image, the reference background image, the left background image and the right background image, performing a mean value operation on red component values of all pixel points of the stage capturing image to obtain an operation result as a target component value, performing a mean value operation on red component values of all pixel points of the reference background image to obtain an operation result as a background component value, performing a mean value operation on red component values of all pixel points of the left background image to obtain an operation result as a left component value, and performing a mean value operation on red component values of all pixel points of the right background image to obtain an operation result as a right component value;
a mean value matching device connected to the mean value analyzing device, for receiving the object component value, the background component value, the left side component value, and the right side component value, calculating a difference value between the object component value and the background component value, issuing a direction change signal and matching the object component value with the left side component value and the right side component value, respectively, when the difference value is over-limit, issuing a left direction offset signal when a degree of matching with the left side component value is greater than a degree of matching with the right side component value, and issuing a right direction offset signal when the degree of matching with the left side component value is less than or equal to the degree of matching with the right side component value;
the driving motor is respectively connected with the mean value matching device and the image capturing device, and is used for driving the image capturing device to deflect towards the right side when receiving the left-direction deviation signal and driving the image capturing device to deflect towards the left side when receiving the right-direction deviation signal;
the noise type detection equipment is connected with the image capturing equipment and used for receiving the stage capturing image and analyzing the noise type of the stage capturing image so as to obtain various noise types in the stage capturing image and the maximum amplitude corresponding to each noise type;
the noise amplitude measuring equipment is connected with the noise type detecting equipment and used for receiving various noise types in the stage snapshot image and the maximum amplitude corresponding to each noise type, sequencing the various noise types based on the sequence from large to small of the maximum amplitude, and outputting three noise types with the first three sequence numbers as three to-be-processed noise types;
the initial value extraction device is connected with the SDRAM storage device and is used for acquiring an initialized binary threshold value;
the initial value correction device is respectively connected with the initial value extraction device and the noise amplitude measurement device and is used for receiving the three types of noise to be processed, determining three influence weights respectively corresponding to the three types of noise to be processed based on a type weight comparison table, and sequentially correcting the initialized binary threshold value by adopting the three influence weights so as to obtain a corrected threshold value after the correction processing is finished and outputting the corrected threshold value;
the threshold value execution device is connected with the initial value correction device, and is used for performing binarization processing on the stage snapshot image by adopting the corrected threshold value so as to obtain a processed image and outputting the processed image;
the recursive filtering device is connected with the threshold execution device and used for receiving the processed image, executing recursive filtering processing on the processed image to obtain a corresponding filtering processing image and outputting the filtering processing image;
the signal-to-noise ratio analysis equipment is connected with the recursive filtering equipment and used for receiving the filtering processing image, analyzing the signal-to-noise ratio of the filtering processing image to obtain the signal-to-noise ratio of the image corresponding to the filtering processing image and outputting the signal-to-noise ratio of the image;
the field enhancement equipment is connected with the signal-to-noise ratio analysis equipment and used for receiving the image signal-to-noise ratio and the filtering processing image, determining the strength for performing enhancement processing on the filtering processing image according to the magnitude of the image signal-to-noise ratio, wherein the higher the image signal-to-noise ratio is, the lower the strength for performing enhancement processing is, and outputting a field enhancement image obtained after the enhancement processing is performed on the filtering processing image;
and the target positioning device is connected with the field enhancement device and used for receiving the field enhancement image, receiving the object body shape characteristics with the number mapping device, matching corresponding human body patterns from the field enhancement image based on the object body shape characteristics, and sending corresponding field positioning data based on the positions of the human body patterns relative to the field enhancement image.
2. The stage performance personnel intelligent search platform of claim 1, wherein:
the Bluetooth communication interface is also connected with the target positioning equipment and used for receiving the field positioning data and wirelessly sending the field positioning data to Bluetooth communication equipment in a control room behind the stage.
3. The stage performance personnel intelligent search platform of claim 2, wherein:
the SDRAM storage device is also respectively connected with the initial value correction device and the threshold value execution device and used for storing the corrected threshold value.
4. A stage performance personnel intelligent search platform according to claim 3, wherein:
the SDRAM storage device is also used for storing the initialization binarization threshold value in advance.
5. The stage performance personnel intelligent search platform of claim 4, wherein:
the SDRAM storage equipment is also used for pre-storing a type weight comparison table;
wherein, the type weight comparison table stores the influence weight of each noise type on the binarization threshold value.
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