CN111639511B - Stage effect field recognition system and method - Google Patents
Stage effect field recognition system and method Download PDFInfo
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- CN111639511B CN111639511B CN201910917778.1A CN201910917778A CN111639511B CN 111639511 B CN111639511 B CN 111639511B CN 201910917778 A CN201910917778 A CN 201910917778A CN 111639511 B CN111639511 B CN 111639511B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/174—Facial expression recognition
Abstract
The invention relates to a stage effect field recognition system, which comprises: a first recognition device that recognizes each head pattern in which each head object in the second processed image is respectively located; a second recognition device that performs facial feature analysis on each head pattern to obtain an expression type for the head pattern, and marks the head pattern when the expression type of smile is recognized from the head pattern; and the powder absorption analysis equipment calculates the percentage of the total number of the marked head patterns, and calculates the corresponding powder absorption of the current stage performance. The invention also relates to a stage effect field identification method. The stage effect field identification system and the stage effect field identification method are effective in identification and have a certain intelligent level. The percentage of the marked head patterns in the auditorium related images occupying the total number of the head patterns is calculated, and the powder suction degree of the stage performance is calculated based on the percentage, so that the stage performance effect can be known in time.
Description
Technical Field
The invention relates to the field of stage performance, in particular to a stage effect field identification system and method.
Background
The stage is a space provided in a theater for the performers to perform, and it can concentrate the audience on the performers to perform and obtain a desired viewing effect. The stage is usually composed of one or more platforms, some of which can be raised and lowered. The stage types include a picture frame type stage, an extension type stage, a ring type stage and a rotary type stage.
Stage is also one of the main components of theatre buildings, meaning the performance space in front of the auditorium. The main stage of the ancient outdoor theater is extended into the auditorium, or lower than the auditorium (such as the stage of ancient Greek fan theater), or higher than the auditorium (such as the temple stage of China), for the audience to watch the theater from three sides. The stage of an indoor theater is generally opposite to an auditorium, and is a stage with mirror frames, an extension type stage, a central stage and the like.
Disclosure of Invention
The invention needs to have the following key invention points:
(1) calculating the percentage of the number of marked head patterns in the auditorium related image occupying the total number of the head patterns, and calculating the corresponding powder absorption degree of the current stage performance based on the percentage, so that the stage performance effect can be known in time;
(2) and performing targeted selection on the image content by adopting a customized strategy, and performing signal-to-noise ratio correction processing on the image based on the signal-to-noise ratio of the selected partial image content as the signal-to-noise ratio of the whole image.
According to an aspect of the present invention, there is provided a stage effect scene recognition system, the system including: and the real-time imaging equipment is arranged above the stage and is used for carrying out image imaging operation on the auditorium opposite to the stage so as to obtain a corresponding stage opposite image.
More specifically, in the stage effect scene recognition system, the stage effect scene recognition system further includes: and the proportion determining device is connected with the real-time imaging device and is used for identifying the length-width size proportion of the received stage opposite image, and the length-width size proportion comprises 16 to 9 and 4 to 3.
More specifically, in the stage effect scene recognition system, the stage effect scene recognition system further includes: the shape extraction device is connected with the proportion determination device and used for receiving the length-width size proportion and selecting the segmentation blocks of the corresponding shapes based on the length-width size proportion; the pattern acquisition equipment is respectively connected with the proportion determining equipment and the shape extraction equipment and is used for segmenting the stage opposite image based on the selected segmentation blocks to obtain each pattern to be processed; the first extraction device is connected with the pattern acquisition device and used for receiving each pattern to be processed of the stage opposite image, drawing an Archimedes curve with the lower right corner as a starting point in the stage opposite image, and selecting each pattern to be processed through which the Archimedes curve passes to be output as a pattern to be analyzed and processed; and the second extraction equipment is connected with the first extraction equipment and used for sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio.
According to another aspect of the present invention, there is also provided a stage effect scene recognition method, including: the real-time imaging device is arranged above the stage and used for carrying out image imaging operation on the auditorium opposite to the stage so as to obtain a corresponding stage opposite image.
More specifically, in the stage effect scene recognition method, the method further includes: and a proportion determining device connected with the real-time imaging device and used for identifying the length-width size proportion of the received stage opposite image, wherein the length-width size proportion comprises 16 to 9 and 4 to 3.
More specifically, in the stage effect scene recognition method, the method further includes: using a shape extraction device connected to the ratio determination device for receiving the aspect ratio and selecting a segment of a corresponding shape based on the aspect ratio; using a pattern acquisition device respectively connected with the scale determination device and the shape extraction device for performing segmentation on the stage-to-stage image based on the selected segmentation blocks to obtain each pattern to be processed; using a first extraction device, connected to the pattern acquisition device, for receiving each pattern to be processed of the stage-opposite image, drawing an archimedes curve with a lower right corner as a starting point in the stage-opposite image, and selecting each pattern to be processed through which the archimedes curve passes to output as a pattern to be analyzed and processed; and using a second extraction device which is connected with the first extraction device and is used for sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio.
The stage effect field identification system and the stage effect field identification method are effective in identification and have a certain intelligent level. The percentage of the marked head patterns in the auditorium related images occupying the total number of the head patterns is calculated, and the powder suction degree of the stage performance is calculated based on the percentage, so that the stage performance effect can be known in time.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
fig. 1 is a schematic view illustrating a scene of a stage auditorium to which a stage-effect scene recognition system is applied according to an embodiment of the present invention.
Detailed Description
Embodiments of the stage effect on-site recognition system and method of the present invention will be described in detail below with reference to the accompanying drawings.
The stage design is a design taking a stage as a target object, more specifically, a design taking stage equipment, light, a cloth curtain, sound equipment, a performance prop, a suspension and replacement support system, costume and costume as the target object, and can show a specific stage effect.
In addition, the stage design also has the characteristic of the time direction of plot coordination. The stage design can be classified into open air stage, flowing stage and indoor stage, and the development of stage design is different between western and China.
In the west, the stage design in the renaming period of the literature and art has a great technical breakthrough, which comprises the following steps: the side curtain system with picture frame stage, perspective setting, false perspective and fast (rotary) replacement, etc. not only makes the stage design with drama and opera as the core become the main work content of the western stage design, but also makes the stage design rapidly spread the whole western world from italy by means of the literary and artistic revival exercise. Regarding the content processed by stage design, the system mainly comprises an auditorium, a stage and a background, wherein the auditorium comprises an auditorium, a sound environment, a visual angle and a visual field, an entrance and exit path and a physical environment; the stage comprises lighting, a cloth curtain, a sound, a performance prop, a suspension and replacement support system, costumes and the like; the background comprises makeup changing, a martial arts (band), a passage way, basic prop display, a space for preparing to go out, and the like. The capabilities required for stage design include: knowledge of performance activities (or dramatic performances), stage painting, property making (art), stage lighting, knowledge of property and clothing style evolution, knowledge of music and dramatic songs, knowledge of sound control, and the like.
At present, various stage performances are in a great variety, performers can obtain great economic benefits and enjoy satisfaction of the performances, live audiences obtain entertainment brought by the stage performances and simultaneously are temporarily liberated from nervous daily work, and planners and managers of the stage performances also want to know the popularity, namely the powder suction degree, of each stage performance.
In order to overcome the defects, the invention builds a stage effect field identification system and a stage effect field identification method, and can effectively solve the corresponding technical problems.
Fig. 1 is a schematic view illustrating a scene of a stage auditorium to which a stage-effect scene recognition system is applied according to an embodiment of the present invention.
The stage effect scene recognition system shown according to the embodiment of the present invention includes:
and the real-time imaging equipment is arranged above the stage and is used for carrying out image imaging operation on the auditorium opposite to the stage so as to obtain a corresponding stage opposite image.
Next, a specific configuration of the stage effect scene recognition system according to the present invention will be further described.
The stage effect scene recognition system can further comprise:
and the proportion determining device is connected with the real-time imaging device and is used for identifying the length-width size proportion of the received stage opposite image, and the length-width size proportion comprises 16 to 9 and 4 to 3.
The stage effect scene recognition system can further comprise:
the shape extraction device is connected with the proportion determination device and used for receiving the length-width size proportion and selecting the segmentation blocks of the corresponding shapes based on the length-width size proportion;
the pattern acquisition equipment is respectively connected with the proportion determining equipment and the shape extraction equipment and is used for segmenting the stage opposite image based on the selected segmentation blocks to obtain each pattern to be processed;
the first extraction device is connected with the pattern acquisition device and used for receiving each pattern to be processed of the stage opposite image, drawing an Archimedes curve with the lower right corner as a starting point in the stage opposite image, and selecting each pattern to be processed through which the Archimedes curve passes to be output as a pattern to be analyzed and processed;
the second extraction equipment is connected with the first extraction equipment and used for sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio;
the first processing device is connected with the second extraction device and used for performing image filtering processing with corresponding intensity on the stage-opposite image by taking the reference signal-to-noise ratio as the signal-to-noise ratio of the stage-opposite image, and obtaining and outputting a first processing image, wherein the higher the signal-to-noise ratio is, the lower the corresponding intensity is;
a second processing device connected to the first processing device, for performing nearest neighbor interpolation processing on the received first processed image to obtain a second processed image;
the first recognition device is connected with the second processing device and used for recognizing each head pattern in which each head object in the second processing image is respectively located based on human head imaging characteristics;
a second recognition device connected to the first recognition device for performing facial feature analysis on each head pattern to obtain an expression type for marking the head pattern when the expression type of smile is recognized from the head pattern;
the powder absorption degree analysis equipment is respectively connected with the first identification equipment and the second identification equipment and is used for calculating the percentage of the number of the marked head patterns in the second processed image to the total number of the head patterns and calculating the corresponding powder absorption degree of the current stage performance based on the percentage;
wherein, in the suction powder degree analysis device, the lower the percentage, the lower the calculated suction powder degree of the corresponding current stage performance.
In the stage effect field identification system:
the first processing device, the first processing device and the first processing device are respectively realized by SOC chips with different models.
In the stage effect field identification system:
in the shape extraction device, a length-to-width size ratio of the segment of the corresponding shape is the same as a length-to-width size ratio of the stage-opposing image.
The stage effect scene identification method shown according to the embodiment of the invention comprises the following steps:
the real-time imaging device is arranged above the stage and used for carrying out image imaging operation on the auditorium opposite to the stage so as to obtain a corresponding stage opposite image.
Next, the specific steps of the stage effect scene recognition method according to the present invention will be further described.
The stage effect scene recognition method may further include:
and a proportion determining device connected with the real-time imaging device and used for identifying the length-width size proportion of the received stage opposite image, wherein the length-width size proportion comprises 16 to 9 and 4 to 3.
The stage effect scene recognition method may further include:
using a shape extraction device connected to the ratio determination device for receiving the aspect ratio and selecting a segment of a corresponding shape based on the aspect ratio;
using a pattern acquisition device respectively connected with the scale determination device and the shape extraction device for performing segmentation on the stage-to-stage image based on the selected segmentation blocks to obtain each pattern to be processed;
using a first extraction device, connected to the pattern acquisition device, for receiving each pattern to be processed of the stage-opposite image, drawing an archimedes curve with a lower right corner as a starting point in the stage-opposite image, and selecting each pattern to be processed through which the archimedes curve passes to output as a pattern to be analyzed and processed;
using a second extraction device connected with the first extraction device, and sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage, and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio;
using a first processing device connected to the second extraction device, for performing image filtering processing with corresponding intensity on the stage-opposite image by using the reference signal-to-noise ratio as a signal-to-noise ratio of the stage-opposite image, and obtaining and outputting a first processed image, wherein the higher the signal-to-noise ratio is, the lower the corresponding intensity is;
using a second processing device, connected to the first processing device, for performing nearest neighbor interpolation processing on the received first processed image to obtain a second processed image;
using a first recognition device connected with the second processing device for recognizing each head pattern in which each head object in the second processed image is respectively located based on human head imaging characteristics;
using a second recognition device, connected to the first recognition device, for performing facial feature analysis on each head pattern to obtain an expression type for marking the head pattern when an expression type of smile is recognized from the head pattern;
using a powder absorption degree analysis device which is respectively connected with the first identification device and the second identification device and is used for calculating the percentage of the number of marked head patterns in the second processed image to the total number of the head patterns and calculating the corresponding powder absorption degree of the current stage performance based on the percentage;
wherein, in the suction powder degree analysis device, the lower the percentage, the lower the calculated suction powder degree of the corresponding current stage performance.
The stage effect field identification method comprises the following steps:
the first processing device, the first processing device and the first processing device are respectively realized by SOC chips with different models.
The stage effect field identification method comprises the following steps:
in the shape extraction device, a length-to-width size ratio of the segment of the corresponding shape is the same as a length-to-width size ratio of the stage-opposing image.
In addition, the System on Chip is called SOC for short, i.e. System on Chip. From a narrow sense, the system is the chip integration of the core of an information system, and key components of the system are integrated on one chip; in a broad sense, SoC is a micro-miniature system, and if the Central Processing Unit (CPU) is the brain, SoC is a system that includes the brain, heart, eyes, and hands. The academia at home and abroad generally tends to define the SOC as integrating a microprocessor, an analog IP core, a digital IP core and a memory (or off-chip memory control interface) on a single chip, which is usually custom-made or standard product oriented to a specific application.
The basic content of the SOC definition is mainly two-fold: one is his composition and the other is his forming process. The system-level chip can be composed of a system-level chip control logic module, a microprocessor/microcontroller CPU core module, a digital signal processor DSP module, an embedded memory module, an interface module for communicating with the outside, an analog front-end module containing ADC/DAC, a power supply and power consumption management module, a radio frequency front-end module, user defined logic (which can be realized by FPGA or ASIC) and a micro-electro-mechanical module for a wireless SOC, and more importantly, a SOC chip is embedded with a basic software (RDOS or COS and other application software) module or loadable user software and the like.
Finally, it should be noted that each functional device in the embodiments of the present invention may be integrated into one processing device, or each device may exist alone physically, or two or more devices may be integrated into one device.
The functions, if implemented in the form of software-enabled devices and sold or used as a stand-alone product, may be stored in a computer-readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A stage effect scene recognition system, the system comprising:
the real-time imaging equipment is arranged above the stage and used for carrying out image imaging operation on the auditorium opposite to the stage so as to obtain a corresponding stage opposite image;
the ratio determining device is connected with the real-time imaging device and used for identifying the length-width size ratio of the received stage opposite image, and the length-width size ratio comprises 16 to 9 and 4 to 3;
the shape extraction device is connected with the proportion determination device and used for receiving the length-width size proportion and selecting the segmentation blocks of the corresponding shapes based on the length-width size proportion;
the pattern acquisition equipment is respectively connected with the proportion determining equipment and the shape extraction equipment and is used for segmenting the stage opposite image based on the selected segmentation blocks to obtain each pattern to be processed;
the first extraction device is connected with the pattern acquisition device and used for receiving each pattern to be processed of the stage opposite image, drawing an Archimedes curve with the lower right corner as a starting point in the stage opposite image, and selecting each pattern to be processed through which the Archimedes curve passes to be output as a pattern to be analyzed and processed;
the second extraction equipment is connected with the first extraction equipment and used for sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio;
the first processing device is connected with the second extraction device and used for performing image filtering processing with corresponding intensity on the stage-opposite image by taking the reference signal-to-noise ratio as the signal-to-noise ratio of the stage-opposite image, and obtaining and outputting a first processing image, wherein the higher the signal-to-noise ratio is, the lower the corresponding intensity is;
a second processing device connected to the first processing device, for performing nearest neighbor interpolation processing on the received first processed image to obtain a second processed image;
the first recognition device is connected with the second processing device and used for recognizing each head pattern in which each head object in the second processing image is respectively located based on human head imaging characteristics;
a second recognition device connected to the first recognition device for performing facial feature analysis on each head pattern to obtain an expression type for marking the head pattern when the expression type of smile is recognized from the head pattern;
the powder absorption degree analysis equipment is respectively connected with the first identification equipment and the second identification equipment and is used for calculating the percentage of the number of the marked head patterns in the second processed image to the total number of the head patterns and calculating the corresponding powder absorption degree of the current stage performance based on the percentage;
wherein, in the suction powder degree analysis device, the lower the percentage, the lower the calculated suction powder degree of the corresponding current stage performance.
2. A stage effect scene recognition system as set forth in claim 1, wherein:
the first processing device, the first processing device and the first processing device are respectively realized by SOC chips with different models.
3. A stage effect scene recognition system as set forth in claim 2, wherein:
in the shape extraction device, a length-to-width size ratio of the segment of the corresponding shape is the same as a length-to-width size ratio of the stage-opposing image.
4. A stage effect scene identification method, characterized in that the method comprises:
the real-time imaging equipment is arranged above the stage and used for carrying out image imaging operation on auditorium opposite to the stage so as to obtain a corresponding stage opposite image;
using a scale determining device, connected to the real-time imaging device, for identifying a length to width dimension ratio of the received stage-opposite image, the length to width dimension ratio including 16 to 9 and 4 to 3;
using a shape extraction device connected to the ratio determination device for receiving the aspect ratio and selecting a segment of a corresponding shape based on the aspect ratio;
using a pattern acquisition device respectively connected with the scale determination device and the shape extraction device for performing segmentation on the stage-to-stage image based on the selected segmentation blocks to obtain each pattern to be processed;
using a first extraction device, connected to the pattern acquisition device, for receiving each pattern to be processed of the stage-opposite image, drawing an archimedes curve with a lower right corner as a starting point in the stage-opposite image, and selecting each pattern to be processed through which the archimedes curve passes to output as a pattern to be analyzed and processed;
using a second extraction device connected with the first extraction device, and sequencing the signal-to-noise ratios of the patterns to be analyzed in the image opposite to the stage, and outputting the signal-to-noise ratio of the central sequence number as a reference signal-to-noise ratio;
using a first processing device connected to the second extraction device, for performing image filtering processing with corresponding intensity on the stage-opposite image by using the reference signal-to-noise ratio as a signal-to-noise ratio of the stage-opposite image, and obtaining and outputting a first processed image, wherein the higher the signal-to-noise ratio is, the lower the corresponding intensity is;
using a second processing device, connected to the first processing device, for performing nearest neighbor interpolation processing on the received first processed image to obtain a second processed image;
using a first recognition device connected with the second processing device for recognizing each head pattern in which each head object in the second processed image is respectively located based on human head imaging characteristics;
using a second recognition device, connected to the first recognition device, for performing facial feature analysis on each head pattern to obtain an expression type for marking the head pattern when an expression type of smile is recognized from the head pattern;
using a powder absorption degree analysis device which is respectively connected with the first identification device and the second identification device and is used for calculating the percentage of the number of marked head patterns in the second processed image to the total number of the head patterns and calculating the corresponding powder absorption degree of the current stage performance based on the percentage;
wherein, in the suction powder degree analysis device, the lower the percentage, the lower the calculated suction powder degree of the corresponding current stage performance.
5. A stage effect scene recognition method as set forth in claim 4, wherein:
the first processing device, the first processing device and the first processing device are respectively realized by SOC chips with different models.
6. A stage effect scene recognition method as set forth in claim 5, wherein:
in the shape extraction device, a length-to-width size ratio of the segment of the corresponding shape is the same as a length-to-width size ratio of the stage-opposing image.
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| 基于机器视觉的光学元件损伤在线检测研究;陈静;《中国优秀硕士学位论文全文数据库工程科技II辑》;20171115;第C030-32页 * |
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