CN213461928U - Panoramic camera and electronic device - Google Patents
Panoramic camera and electronic device Download PDFInfo
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- CN213461928U CN213461928U CN202022639972.9U CN202022639972U CN213461928U CN 213461928 U CN213461928 U CN 213461928U CN 202022639972 U CN202022639972 U CN 202022639972U CN 213461928 U CN213461928 U CN 213461928U
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Abstract
The utility model discloses a panoramic camera and electronic equipment, wherein, the panoramic camera comprises a main camera module and at least one auxiliary camera module; the main camera module comprises a main synchronous control interface; each slave camera module comprises a slave synchronous control interface; the master synchronous control interface is in signal connection with the slave synchronous control interface. The utility model discloses technical scheme aims at providing a modular panoramic camera.
Description
Technical Field
The utility model relates to a camera technical field, in particular to panoramic camera and electronic equipment.
Background
With the technical breakthrough and development of virtual reality and augmented reality, the requirements of videos and image contents with three-dimensional panoramic view are more and more increased, a panoramic camera is necessary equipment for solving the problem of lack of virtual reality contents, and panoramic videos or images have the advantages of wide viewing angle, high picture resolution, strong three-dimensional stereo performance and the like and are deeply loved by people. The panoramic camera is widely applied to the fields of virtual reality content shooting, event panoramic live broadcasting, remote panoramic teaching and the like, and has wide market prospect.
A panoramic camera is a photographic apparatus capable of panoramic shooting as its name implies. Besides taking pictures, the method can also be applied to taking dynamic images, also called panoramic cameras. Since the range of view angle of a single camera lens is less than 360 °, a panoramic camera is equipped with at least two lenses. Different from the horizontal rotation shooting of the traditional camera/smart phone, the panoramic camera can shoot at the same time in the horizontal and vertical directions through a well-designed multi-camera matrix and optical lens combination, and then generates a 360-degree and 360-degree panoramic picture through core technologies such as an image fusion splicing algorithm, camera matrix automatic calibration, high-bandwidth image data coding and the like.
SUMMERY OF THE UTILITY MODEL
The main object of the present invention is to provide a panoramic camera, especially a modular panoramic camera.
In order to achieve the above object, the present invention provides a panoramic camera, which includes a master camera module and at least one slave camera module;
the main camera module comprises a main synchronous control interface;
each slave camera module comprises a slave synchronous control interface;
the master synchronous control interface is in signal connection with the slave synchronous control interface.
Optionally, the main camera module comprises a main camera; the slave camera module comprises a slave camera.
Optionally, the master camera and the slave camera face the same shooting direction and are arranged at intervals.
Optionally, the master camera and the slave camera are circumferentially spaced apart.
Optionally, the shooting direction of the master camera and the shooting direction of the slave camera are opposite and spaced.
Optionally, the master camera and the slave camera are both fisheye lenses.
Optionally, the main camera module comprises a main camera sensor, a main image processor, a main data interface, and a main lens base.
Optionally, the slave camera module comprises a slave camera sensor, a slave image processor, a slave data interface and a sub-lens base.
Optionally, the main lens mount is a CS or M12 standard interface lens mount.
Optionally, the utility model also provides an electronic equipment, electronic equipment includes casing and the aforesaid panoramic camera.
The utility model discloses technical scheme: the master synchronization control interface may output a hardware synchronization signal and the slave synchronization control interface may receive the hardware synchronization signal. In many meshes panoramic camera system, the main camera module can output hardware synchronizing signal, and at least one uses the hardware synchronizing signal of main camera module output as the synchronizing signal of internal work from the camera module to realize the purpose of main camera module and follow the accurate synchronization of camera module, with the panoramic camera that can provide a modularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a panoramic camera according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a main camera module of the panoramic camera of the present invention;
fig. 3 is a schematic structural view of the slave camera module of the panoramic camera of the present invention;
fig. 4 is a schematic structural diagram of a first application example of the panoramic camera of the present invention;
fig. 5 is a schematic structural diagram of a second application example of the panoramic camera of the present invention;
fig. 6 is a schematic structural diagram of a third application example of the panoramic camera of the present invention;
fig. 7 is a schematic structural diagram of a fourth application example of the panoramic camera of the present invention;
fig. 8 is a schematic structural diagram of a fifth application example of the panoramic camera of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
100a | Master |
| 200 | |
200a | Slave synchronous control interface |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Conventional panoramic cameras generally employ two schemes: one scheme is that a plurality of independent single-lens cameras are fixedly combined together through a support, each camera is controlled by an independent ISP image signal processor, image data of each independent camera needs to be respectively led into a PC after shooting is finished, and later-stage splicing processing is finished by matching a timestamp of each picture of each camera; the other scheme is that a plurality of camera sensors and an ISP are integrated into one device, and the SOC control board integrated in the device is used for unified control, so that the purpose of synchronous starting is realized, the picture time stamp does not need to be matched again during later-stage splicing processing, and the splicing time can be obviously saved.
However, for a panoramic camera composed of a plurality of independent cameras, each independent camera can only be separately controlled to start shooting, the plurality of cameras cannot be synchronously controlled to start at the same time, splicing needs to be completed through timestamp assistance in post-processing, splicing workload is large, and splicing time is long; in addition, due to the fact that the plurality of camera sensors cannot be accurately synchronized, obvious splicing lines can be generated at the edge overlapping position during image fusion splicing, and when the fast moving object is shot, broken and staggered pictures can be generated, and the effect of the final panoramic video is seriously influenced.
However, for the scheme of integrating a plurality of cameras and ISPs together, although the plurality of ISPs can be uniformly controlled to be started simultaneously through the integrated SOC control board, the structure of the product is large in size, high in cost and complex in structure, and the number and the angle of the cameras on the integrated product are fixed and cannot be adjusted according to the actual application scene.
Referring to fig. 1, the present embodiment discloses a panoramic camera, which includes a master camera module 100 and at least one slave camera module 200;
the main camera module 100 includes a main synchronization control interface 100 a;
each of the at least one slave camera modules 200 includes a slave synchronization control interface 200 a;
the master synchronization control interface 100a is in signal connection with the slave synchronization control interface 200 a.
The technical scheme of the utility model is that: the master synchronization control interface may output a hardware synchronization signal and the slave synchronization control interface may receive the hardware synchronization signal. In the multi-view panoramic camera system, the master camera module 100 can output a hardware synchronization signal, and at least one slave camera module 200 uses the hardware synchronization signal output by the master camera module 100 as a synchronization signal of internal work, thereby realizing the purpose of accurate synchronization of the master camera module 100 and the slave camera module 200. Alternatively, the hardware synchronization signal may be a frame synchronization signal, a line synchronization signal, or a pixel-level synchronization signal. In the utility model, the same hardware synchronizing signal is adopted among a plurality of camera modules, the technical problem that synchronous shooting cannot be carried out among a plurality of camera sensors is thoroughly solved, one-key starting shooting can be realized, a plurality of camera sensors are cooperated, the technical problem of splicing accuracy (especially of a moving target) in the splicing process is solved, and the splicing target is not misplaced; and the utility model discloses can provide a modular panoramic camera.
Referring to fig. 2, optionally, the main camera module 100 includes a main camera; referring to fig. 3, the slave camera module 200 includes a slave camera. The main camera and the auxiliary camera can be both ordinary optical lenses and fisheye lenses.
Referring to fig. 4, alternatively, the master camera and the slave camera are oriented in the same shooting direction and spaced apart. The main camera and the auxiliary camera are adjacently placed towards the same direction, and 3D imaging shooting can be carried out by simulating two eyes of a human.
Alternatively, as shown in fig. 7 or 8, the master camera and the slave camera are circumferentially spaced. This approach can at least achieve: 180 degree 360 degrees ring is taken a video recording, can use on 180 degrees 360 degrees annular stages, through at a plurality of camera modules of stage peripheral deployment, the main camera with aim at the stage center simultaneously from the camera, let the user can be in the different positions of stage and feel closely, obtain abundanter, real VR virtual reality and experience.
Alternatively, referring to fig. 5, the photographing direction of the master camera and the photographing direction of the slave camera are arranged opposite and spaced apart. Namely: the main camera with also can place back to back from the camera, the main camera with change into the fisheye lens that is greater than 180 degrees from the camera, just constitute a binocular panorama camera, can shoot 360 degrees images. Referring to fig. 6, the multi-view panoramic camera composed of three camera modules has the same working principle as above, wherein three cameras are arranged at a certain angle to shoot an object to be shot.
The utility model discloses can be through the modularized design for the panoramic camera can conveniently adapt to different application scenes, and the person of facilitating the use uses in various scenes.
Optionally, the main camera module 100 includes a main camera sensor, a main image processor, a main data interface, and a main lens mount.
Optionally, the slave camera module 200 includes a slave camera sensor, a slave image processor, a slave data interface, and a sub-lens mount.
Optionally, the main lens mount is a CS or M12 standard interface lens mount. The sub lens mount is a CS or M12 standard interface lens mount. Can conveniently replace lenses with different FOVs according to actual application requirements to form panoramic cameras with different meshes
The utility model provides an at least one preferred structure of panoramic camera does: each camera module is an independent camera, a hardware synchronization technology is adopted, multiple lenses are accurately synchronized, one camera module (comprising a main optical lens, a main lens base, a main camera sensor, a main ISP image signal processor, a main data interface and a main synchronization control interface) is taken as a main camera, the main camera can output hardware synchronization signals, other camera modules are taken as auxiliary cameras (comprising an auxiliary optical lens, an auxiliary lens base, an auxiliary camera sensor, an auxiliary ISP image signal processor, an auxiliary data interface and an auxiliary synchronization control interface), the hardware synchronization signals output by the main camera module are used as synchronization signals of internal work by the auxiliary camera modules, and the purpose of accurately synchronizing all the camera sensors is achieved. The hardware synchronization signal may be a frame synchronization signal, a line synchronization signal, or a pixel-level synchronization signal. The module adopts standard interface lens bases such as CS, M12 and the like, so that lenses with different FOV can be conveniently replaced according to actual application requirements, and panoramic cameras with different meshes can be combined.
In the prior art, a plurality of cameras of a panoramic camera simultaneously acquire image data in a plurality of directions and store the acquired image data in a memory; in order to ensure synchronous shooting of all lens images of the panoramic camera, accurate synchronization is required for controlling all camera sensors. In addition, due to a global AE processing algorithm, a Manual mode is used for a single camera sensor, the exposure time of each camera sensor needs to be written into by system software in real time, and in order to ensure that the exposure time of each frame of picture of each camera sensor is constant, the writing of the exposure time of all the camera sensors needs to be completed within a specified time. The utility model discloses to similar exposure time write in etc. need synchronous operation's command. The utility model discloses used proprietary hardware synchronizing signal to realize accurate synchronization to guarantee that each camera sensor begins the time point of shooing unanimously.
The utility model also provides an electronic equipment, this electronic equipment include casing and panoramic camera, and this panoramic camera's concrete structure refers to above-mentioned embodiment, because electronic equipment has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here. Wherein the housing has a mounting portion for mounting the panoramic camera. Such as: the electronic equipment is a mobile phone, and the lens can be arranged on the shell in the existing installation mode.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A panoramic camera is characterized by comprising a master camera module and at least one slave camera module;
the main camera module comprises a main synchronous control interface;
each slave camera module comprises a slave synchronous control interface;
the master synchronous control interface is in signal connection with the slave synchronous control interface.
2. The panoramic camera of claim 1, wherein the primary camera module comprises a primary camera; the slave camera module comprises a slave camera.
3. The panoramic camera of claim 2, wherein the master camera and the slave cameras are oriented in the same shooting direction and spaced apart.
4. The panoramic camera of claim 2, wherein the master camera and the slave cameras are circumferentially spaced.
5. The panoramic camera of claim 2, wherein the shooting direction of the master camera and the shooting direction of the slave camera are opposite and spaced apart.
6. The panoramic camera of claim 5, wherein the master camera and the slave camera are both fisheye lenses.
7. The panoramic camera of any of claims 1 to 6, wherein the primary camera module comprises a primary camera sensor, a primary image processor, a primary data interface, a primary lens mount.
8. The panoramic camera of any one of claims 1 to 6, wherein the slave camera module comprises a slave camera sensor, a slave image processor, a slave data interface and a slave lens mount.
9. The panoramic camera of claim 7, wherein the primary lens mount is a CS or M12 standard interface lens mount.
10. An electronic device, characterized in that the electronic device comprises a housing and the panoramic camera of any of claims 1-9.
Priority Applications (1)
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| CN202022639972.9U CN213461928U (en) | 2020-11-13 | 2020-11-13 | Panoramic camera and electronic device |
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| CN202022639972.9U CN213461928U (en) | 2020-11-13 | 2020-11-13 | Panoramic camera and electronic device |
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| CN213461928U true CN213461928U (en) | 2021-06-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143602A (en) * | 2021-12-06 | 2022-03-04 | 深圳创维数字技术有限公司 | Panoramic picture playing method and device, panoramic playing server and storage medium |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143602A (en) * | 2021-12-06 | 2022-03-04 | 深圳创维数字技术有限公司 | Panoramic picture playing method and device, panoramic playing server and storage medium |
| CN114143602B (en) * | 2021-12-06 | 2023-07-07 | 深圳创维数字技术有限公司 | Panoramic picture playing method and device, panoramic playing server and storage medium |
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