CN110933249A - Shooting instrument and shooting method thereof - Google Patents
Shooting instrument and shooting method thereof Download PDFInfo
- Publication number
- CN110933249A CN110933249A CN201911158521.9A CN201911158521A CN110933249A CN 110933249 A CN110933249 A CN 110933249A CN 201911158521 A CN201911158521 A CN 201911158521A CN 110933249 A CN110933249 A CN 110933249A
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- Prior art keywords
- shooting
- laser
- pattern
- camera
- laser module
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
Abstract
The invention provides a shooting instrument and a shooting method thereof, wherein the shooting instrument comprises a shooting cross bar and a controller, wherein the shooting cross bar is provided with a camera, the cross bar is provided with a laser module positioned in the peripheral area of the camera, and a laser signal emitted by the laser module is consistent with the shooting area of the camera; the controller is connected with the laser module and controls the access power supply of the laser module; the controller controls the laser module to be started within a preset time. The invention utilizes the directional light-emitting characteristic of laser to irradiate a positioning frame and position a shot document; the on and off of the laser is controlled through the shooting instrument application software, and the user is prompted about the use state of the shooting instrument. The positioning soft pad can be omitted, and the device can also be used for prompting a user whether the shooting is in a shooting working state or a laser positioning state.
Description
Technical Field
The invention relates to a shooting instrument, in particular to a shooting instrument and a shooting method thereof.
Background
The shooting instrument is an intelligent image device which can shoot manuscripts, real objects and the like by high-speed images to identify information, is mainly applied to copying/scanning of documents and archives and other data, and can copy and scan important document data into electronic archives, so that the important document data can be conveniently retrieved and stored. When scanning a document using a camera, it is generally necessary to locate the relative position of the scanned document and the camera. At present, most shooting instruments in the market generally adopt an additional positioning frame marked on a matched positioning soft cushion or a positioning bottom plate to perform positioning shooting.
The location cushion needs to be folded in shooting appearance packing usually, and long-time storage back, the cushion can play fold, warp, influences the normal use of shooting the appearance. The positioning bottom plate occupies a larger space during packaging due to the large area, so that the packaging volume is larger. In addition, the positioning cushion or the positioning bottom plate is only used as an additional accessory of the shooting instrument and cannot be integrated with the shooting instrument. Along with the wide application of the shooting instrument in the field of intelligent office, the requirements on the lightness, portability and overall harmony of the shooting instrument are more important, and obviously, the existing positioning soft cushion or positioning bottom plate can hardly meet the development requirements of shooting instrument products.
Therefore, the problem that the existing positioning soft cushion or positioning bottom plate is difficult to meet the development requirement of the shooting instrument product is urgently needed to be solved.
Disclosure of Invention
The invention aims to provide a shooting instrument and a shooting method thereof, and aims to solve the problem that the existing positioning soft cushion or positioning bottom plate is difficult to meet the development requirements of shooting instrument products.
In order to solve the technical problem, the invention provides a shooting instrument, which comprises a shooting cross bar for mounting a camera and a controller,
the cross bar is provided with a laser module positioned in the peripheral area of the camera, wherein a laser signal emitted by the laser module is consistent with the shooting area of the camera;
the controller is connected with the laser module and controls the access power supply of the laser module; wherein the content of the first and second substances,
the controller controls the laser module to be started within a preset time.
The controller comprises a main control chip, wherein the main control chip comprises a GPIO (general purpose input/output) interface;
the laser module is connected with the main control chip.
The laser module projection pattern is a 'four-corner right-angle central cross' pattern;
the projection direction of the laser module is consistent with the shooting direction of the camera.
The laser module projects a pattern which is a central cross pattern; the projection direction of the laser module is consistent with the shooting direction of the camera.
Wherein the laser module projection pattern is a central I-shaped pattern;
the projection direction of the laser module is consistent with the shooting direction of the camera.
Wherein the laser module projects a pattern of '●' upper left corner, and the '●' pattern projected by the laser module flickers at preset time intervals;
the projection direction of the laser module is consistent with the shooting direction of the camera.
Further, the invention also provides a shooting method of the shooting instrument, which comprises the following steps:
setting a laser projection pattern in the same direction as the shooting direction of the shooting instrument;
controlling the laser projection pattern for instructing the camera to operate, wherein,
the laser projection pattern is shot by a shooting instrument.
Wherein, the step of setting up the laser projection pattern with the shooting direction syntropy of shooter includes:
connecting the laser and a control power supply thereof through a controller of the shooting instrument;
the connection and disconnection of the laser and the control power supply thereof are controlled by a main control chip on a controller of the shooting instrument.
Wherein the controlling the laser projection pattern is used for indicating the work of the shooting instrument, wherein the laser projection pattern is shot by the shooting instrument before the shooting, and the step comprises the following steps:
controlling the laser projection pattern to be a central cross pattern;
the shooting range of the shooting instrument and the prompt that the shooting instrument is about to shoot are indicated through the central cross pattern.
Wherein the controlling the laser projection pattern is used for indicating the work of the shooting instrument, wherein the laser projection pattern is shot by the shooting instrument before the shooting, and the step comprises the following steps:
controlling the laser projection pattern to be a central I-shaped pattern;
the shooting center range of the shooting instrument and the prompt that the shooting instrument is about to shoot are indicated through the 'center' | 'character' pattern.
Wherein the controlling the laser projection pattern is used for indicating the work of the shooting instrument, wherein the laser projection pattern is shot by the shooting instrument before the shooting, and the step comprises the following steps:
controlling the laser projection pattern to be an "upper left corner '●'" pattern, the '●' "pattern flashing at predetermined intervals;
the prompt for the camera to be taken is indicated by the '●' pattern.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a shooting instrument, which comprises a shooting cross bar and a controller, wherein the shooting cross bar is provided with a camera, the cross bar is provided with a laser module positioned in the peripheral area of the camera, and a laser signal emitted by the laser module is consistent with the shooting area of the camera; the controller is connected with the laser module and controls the access power supply of the laser module; the controller controls the laser module to be started within a preset time. The invention utilizes the directional light-emitting characteristic of laser to irradiate a positioning frame and position a shot document; the on and off of the laser is controlled through the shooting instrument application software, and the user is prompted about the use state of the shooting instrument. The positioning soft pad can be omitted, and the device can also be used for prompting a user whether the shooting is in a shooting working state or a laser positioning state.
Drawings
Fig. 1 is a schematic view of the mechanism of the first embodiment of the present invention.
Fig. 2 is a schematic view of the present invention schematically illustrating connection of internal circuit boards according to the first embodiment.
Fig. 3 is a diagram schematically illustrating the photographing effect of the first embodiment of the present invention.
Fig. 4 is a diagram schematically illustrating the photographing effect of the second embodiment of the present invention.
Fig. 5 is a diagram schematically illustrating the photographic effect of the third embodiment of the present invention.
Fig. 6 is a diagram schematically illustrating the photographing effect of the fourth embodiment of the present invention.
Fig. 7 is a flowchart schematically illustrating a photographing method of a camera according to a fifth embodiment of the present invention.
Description of reference numerals:
101 a camera cross bar; 102 laser module connecting line;
103 a lens module connecting port; 104 laser module connecting port;
105 laser module; 106 camera lens module;
107 taking lens; 108 internal USB connection lines;
109 a vertical rod of a shooting instrument; 110 camera base;
111 photographing a document; 112 base connection plate port;
113 shooting instrument base connecting plate module; 114 USB data lines;
115 base connection plate USB interface; 201 a GPIO interface of a main control chip;
301 shooting maximum shooting breadth boundary of a shooting instrument; 3024 positioning the frame laser at right angle; light pattern
303 center cross laser pattern; 304 laser positioning frame;
501 center i' word laser pattern; 601 upper left corner "●" laser pattern;
Detailed Description
The following detailed description of embodiments of the invention, but the invention can be practiced in many different ways, as defined and covered by the claims.
The laser module is assembled and fixed at the position of the shooting lens close to the cross rod of the shooting instrument, and the USB data line is connected with the computer to supply power to the shooting instrument lens module. Through the main control chip GPIO interface of shooting appearance lens module, be connected to the lead wire interface who switches on laser module through shooting appearance lens module Layout circuit to control opening and closing of laser module.
The method comprises the steps that shooting instrument application software is operated, the software can control a GPIO (general purpose input/output) interface of a main control chip of a lens module to start working current of a laser module, so that the laser module is powered on by the lens module, a built-in positioning frame pattern of the laser module is emitted, the laser positioning frame pattern is projected to a shooting desktop to form a laser positioning frame, a shooting document is placed in a laser positioning frame pattern area, the placing area of the shooting document is given, and document shooting positioning is achieved.
When the shooting instrument application software scans and shoots documents, the software can control a GPIO interface of a main control chip of the lens module to disconnect the working current of the laser module, and a laser positioning frame projected by the laser module is closed, so that a user is prompted that the shooting instrument scans and shoots the state. After the document scanning and shooting of the shooting instrument application software are finished, the software can control the GPIO interface of the main control chip of the lens module to start the working current of the laser module again, a laser positioning frame is projected out, and a user is prompted that the shooting instrument is in a standby state. Therefore, under the operation of application software, the laser positioning frame of the shooting instrument is opened in standby, and the laser positioning frame is closed in scanning shooting, so that the working state of the shooting instrument can be conveniently viewed visually.
Through laser irradiation location to replaced location cushion or location bottom plate, not only saved extra location accessory and practiced thrift the cost, moreover because place shooting appearance itself in the laser positioning in, very big promotion the whole harmony of shooting appearance, through opening and closing of control laser, can indicate the user to shoot the user state of appearance, the science and technology feel of product obtains effectively promoting simultaneously.
In the first embodiment, the first step is,
as shown in fig. 1 to 3, the present invention provides a camera, including a shooting cross bar for mounting a camera, and a controller, wherein a laser module located in a peripheral area of the camera is disposed on the cross bar, and a laser signal emitted by the laser module is consistent with a shooting area of the camera; the controller is connected with the laser module and controls the access power supply of the laser module; the controller controls the laser module to be started within a preset time.
The controller comprises a main control chip, and the main control chip comprises a GPIO interface. The laser module is connected with the main control chip.
The laser module projection pattern is a 'four-corner right-angle central cross' pattern; the projection direction of the laser module is consistent with the shooting direction of the camera. The central cross of the four corners right angles is a central cross figure, and four right angles with four sides as inner right angles are additionally arranged, as shown in figure 3.
Specifically, as shown in fig. 1, 2, and 3, the laser module 105 is assembled and fixed on the cross bar 101 of the camera, and is close to the position of the photographing lens 107. A base connecting plate USB interface 115 which is connected with a computer to a shooting instrument base connecting plate module 113 through a USB data line 114 is connected with a base connecting plate port 112 through an internal USB connecting line 108, a shooting instrument base 110 penetrates through a shooting instrument vertical rod 109 to the inside of a shooting instrument transverse rod 101, and the internal USB connecting line 108 is connected to a lens module connecting port 103, so that power is supplied to a shooting instrument lens module 106; the GPIO interface 201 of the upper main control chip of the lens module 106 of the camera is connected to the laser module connection port 104 through the lens module Layout line, and is connected to the laser module 105 through the laser module connection line 102, so as to control the laser module 105 to be turned on or turned off.
Running the application software of the shooting instrument, controlling the GPIO interface 201 of the upper main control chip of the lens module 106 of the shooting instrument to start the working current of the laser module 105, enabling the laser module 105 to obtain the power supply of the lens module 106 of the shooting instrument, projecting the built-in 4-degree right-angle laser pattern 302 and the center cross-shaped laser pattern 303 by the laser module 105, and projecting the laser pattern onto a shooting desktop to form a laser positioning frame 304 (the 4-degree right-angle laser pattern 302 and the center cross-shaped laser pattern 303 are combined into the laser positioning frame 304); the laser positioning frame 304 is within the range of the maximum shooting breadth boundary 301 of the shooting instrument, the projection range of the laser positioning frame is larger than that of the shot document 111, when the document is shot, the shot document 111 is placed in the area of the laser positioning frame 304, the placement area of the shot document 111 is given, and therefore document shooting positioning is achieved.
When the application software of the shooting instrument scans and shoots documents, the software can control the GPIO interface 201 of the upper main control chip of the camera lens module 106 to cut off the working current of the laser module 105, and the laser positioning frame 304 projected by the laser module 105 is closed, so that a user is prompted that the shooting instrument is in a scanning and shooting state. After the document scanning and shooting of the shooting instrument application software are finished, the software can control the GPIO interface 201 of the main control chip to start the working current of the laser module 105 again, project a laser positioning frame 304 and prompt a user that the shooting instrument is in a standby state. This embodiment is suitable for photographing a document scene.
Additionally, in other embodiments, the controller is further connected to a blockchain network, the blockchain network comprising: a node for storing the encrypted identity information; a predetermined number of block chain information storage sub-nodes for storing video information shot by a shooting instrument are arranged in the node.
The encrypted identity information of the video information and the digital assets corresponding to the video information are stored on each node in the block chain network.
Integrity verification is carried out on the digital assets of the video information on the block chain network so as to ensure the value stability of the digital assets of the video information; the method of ensuring the integrity of a digital asset may include a computer-implemented method of verifying the integrity of a digital asset using a distributed hash table and a peer distributed ledger.
It may include determining metadata associated with transaction records stored on the peer-to-peer distributed ledger; determining that the slave metadata indicates an entry stored on the DHT; determining a first hash value based on computer software; determining a second hash value from an entry of the distributed hash table; comparing the first hash value and the second hash value; and verifying the integrity of the digital asset in the computer software based on comparing the first hash value and the second hash value.
The method enables enhanced control, security and authentication effects by searching, processing and retrieving data from the DHT and the tiles, thereby making installation, authentication, transfer and authorization of digital assets (e.g., video information captured by a camera) more secure.
In the second embodiment, the first embodiment of the method,
as shown in fig. 4, the greatest difference between the second embodiment and the first embodiment is that the laser module projection pattern only retains the central cross laser pattern 303; the projection direction of the laser module is consistent with the shooting direction of the camera.
The shooting application of the second embodiment is mainly different from the shooting application of the first embodiment in that only the projection center cross laser pattern 303 is reserved for projecting the laser positioning pattern, so that the effects of center positioning and shooting time prompting can be achieved, and the cost of the laser module can be reduced.
Other descriptions can refer to the description of the first embodiment, and are not repeated herein. The embodiment is suitable for shooting a real object scene.
In the third embodiment, the first step is that,
as shown in fig. 5, the biggest difference between the third embodiment and the first embodiment is that the laser module projection pattern is an "| center' word" pattern; the projection direction of the laser module is consistent with the shooting direction of the camera.
The shooting application of the fourth embodiment is different from the first embodiment in that only the central i 'word' laser pattern 501 is reserved for projecting the laser positioning pattern, which can play the roles of central positioning and shooting time prompt, and can reduce the cost of the laser module.
Other descriptions can refer to the description of the first embodiment, and are not repeated herein. The embodiment is suitable for shooting a real object scene.
In the fourth embodiment, the first step is that,
as shown in fig. 6, the biggest difference between the fourth embodiment and the first embodiment is that the laser module projects a pattern of "top left corner '●'", and the '●' "pattern projected by the laser module flickers at predetermined time intervals.
The main difference between the shooting application of this embodiment and the first embodiment is that the laser positioning pattern is projected as the upper left corner "●" laser pattern 601. When the application software of the shooting instrument is used for recording, the software can control the GPIO interface 201 of the upper main control chip of the lens module 106 of the shooting instrument to cut off and start the working current of the laser module 105 at intervals of 1S, so that the laser pattern 601 of the projected upper left corner '●' of the laser module 105 flickers at intervals of 1S until the shooting state of the laser module 105 is recovered after the video recording is started or finished, and a user is prompted to shoot the video recording state of the shooting instrument.
Other descriptions can refer to the description of the first embodiment, and are not repeated herein. This embodiment is suitable for use in a video-taking scene.
In the sixth embodiment, the process is carried out,
as shown in fig. 7, according to another aspect of the present invention, there is also provided a photographing method of a photographing apparatus, including:
step one, setting a laser projection pattern in the same direction as the shooting direction of a shooting instrument;
controlling a laser projection pattern to indicate the work of the shooting instrument, wherein,
the laser projection pattern is shot by a shooting instrument.
Wherein, step one includes:
connecting the laser and a control power supply thereof through a main control chip on a controller of the shooting instrument;
the connection and disconnection of the laser and the control power supply thereof are controlled by a controller of the shooting instrument.
Wherein, step two includes:
controlling the laser projection pattern to be a 'four-corner right-angle central cross' pattern;
the shooting range of the shooting instrument and the prompt that the shooting instrument is about to shoot are indicated through the central cross pattern.
Wherein, step two includes:
controlling the laser projection pattern to be a central I-shaped pattern;
the shooting center range of the shooting instrument and the prompt of the shooting instrument about to shoot are indicated through the pattern of the "- |' character of the center".
Wherein, step two includes:
controlling the laser projection pattern to be an "upper left corner '●'" pattern, the '●' "pattern flashing at predetermined intervals;
the prompt for the camera to be taken is indicated by the '●' pattern.
Since the video information processing method has the beneficial effects, the device corresponding to the method also has the same effects, and the description is omitted here.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A shooting instrument comprises a shooting cross bar provided with a camera and a controller, and is characterized in that,
the cross bar is provided with a laser module positioned in the peripheral area of the camera, wherein a laser signal emitted by the laser module is consistent with the shooting area of the camera;
the controller is connected with the laser module and controls the access power supply of the laser module; wherein the content of the first and second substances,
the controller controls the laser module to be started within a preset time.
2. The camera of claim 1, wherein the controller comprises a master control chip comprising a GPIO interface;
the laser module is connected with the main control chip.
3. The camera of claim 2, wherein the laser module projection pattern is a "center cross" pattern;
the projection direction of the laser module is consistent with the shooting direction of the camera.
4. The camera of claim 2, wherein the laser module projection pattern is a "| center' word" pattern;
the projection direction of the laser module is consistent with the shooting direction of the camera.
5. The camera of claim 4, wherein the laser module projection pattern is an "upper left corner '●'" pattern, the laser module projection '●' "pattern flashing at predetermined intervals;
the projection direction of the laser module is consistent with the shooting direction of the camera.
6. A shooting method of a shooting instrument is characterized by comprising the following steps:
setting a laser projection pattern in the same direction as the shooting direction of the shooting instrument;
controlling the laser projection pattern for instructing the camera to operate, wherein,
the laser projection pattern is shot by a shooting instrument.
7. The photographing method of the photographing apparatus of claim 6, wherein the step of setting the laser projection pattern in the same direction as the photographing direction of the photographing apparatus comprises:
connecting the laser and a control power supply thereof through a controller of the shooting instrument;
the connection and disconnection of the laser and the control power supply thereof are controlled by a main control chip on a controller of the shooting instrument.
8. The photographing method of the photographing apparatus of claim 7, wherein the controlling of the laser projection pattern for instructing the photographing apparatus to operate, wherein the step of projecting the laser projection pattern before the photographing by the photographing apparatus comprises:
controlling the laser projection pattern to be a central cross pattern;
the shooting range of the shooting instrument and the prompt that the shooting instrument is about to shoot are indicated through the central cross pattern.
9. The photographing method of the photographing apparatus of claim 6, wherein the controlling of the laser projection pattern for instructing the photographing apparatus to operate, wherein the step of projecting the laser projection pattern before the photographing by the photographing apparatus comprises:
controlling the laser projection pattern to be a central I-shaped pattern;
the shooting center range of the shooting instrument and the prompt that the shooting instrument is about to shoot are indicated through the 'center' | 'character' pattern.
10. The photographing method of the photographing apparatus of claim 6, wherein the controlling of the laser projection pattern for instructing the photographing apparatus to operate, wherein the step of projecting the laser projection pattern before the photographing by the photographing apparatus comprises:
controlling the laser projection pattern to be an "upper left corner '●'" pattern, the '●' "pattern flashing at predetermined intervals;
the prompt for the camera to be taken is indicated by the '●' pattern.
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Application publication date: 20200327 |