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CN-122001992-A - Panoramic video recorder with multiple cameras synchronously fused

CN122001992ACN 122001992 ACN122001992 ACN 122001992ACN-122001992-A

Abstract

The invention relates to the technical field of automobile data recorders, in particular to a panoramic video automobile data recorder with synchronously fused multiple cameras, wherein at least two groups of camera modules are set on the automobile data recorder, video images in different angle directions are respectively and independently shot and recorded through the two groups of camera modules, the shot video images are stored into source videos through a camera storage unit, then a plurality of source videos produced in the same batch are captured through an image acquisition unit, the source videos are fused with each other through a fusion unit, a fusion area is marked according to an overlapping part between single source videos, the overlapped area is fused based on the overlapping part of the fusion area to finish the manufacture of panoramic videos, and finally the panoramic videos generated after the source videos are fused are stored into the fusion storage unit, so that shooting dead angles in the automobile are avoided.

Inventors

  • LU HONGMING

Assignees

  • 东莞市鑫创铂电子科技有限公司

Dates

Publication Date
20260508
Application Date
20241106

Claims (8)

  1. 1. The panoramic video recorder with the synchronous fusion of multiple cameras is characterized by comprising at least two groups of camera modules, wherein the camera modules are used for shooting and recording video images in different angle directions during driving, and the angles shot by two adjacent groups of camera modules are required to be set with overlapping angles; The camera shooting storage unit is independently arranged for each group of camera shooting modules, stores video images shot by the camera shooting storage unit and sets the video images stored by the camera shooting storage unit as source videos; the image acquisition unit acquires a plurality of source videos produced in the same batch; The fusion unit is used for mutually fusing the plurality of source videos, marking and acquiring a fusion area based on the overlapped part between the single source videos, and fusing the overlapped area to finish the manufacture of the panoramic video; and the fusion storage unit is used for storing panoramic videos generated after the fusion of the plurality of source videos.
  2. 2. The panoramic video recorder synchronously fused by multiple cameras according to claim 1 is characterized in that the angles of shooting of a plurality of shooting modules are overlapped and crossed according to the setting number of the shooting modules and the preset required shooting angles, and the fusion areas in single or multiple source videos are selected by utilizing a fusion unit according to the source videos acquired by a shooting storage unit, so that a certain fusion area is directly cut off, and then the source videos are spliced.
  3. 3. The panoramic video recorder synchronously fused by multiple cameras according to claim 2, wherein a splicing line is established in each source video according to the source video processed in the fusion unit, one frame of pictures corresponding to multiple source videos is spliced based on the establishment of the splicing line, and a pixel point coordinate set of a picture splicing position is obtained.
  4. 4. The panoramic video recorder with multiple cameras synchronously fused as recited in claim 3, wherein the gradual blending and fusion processing is performed by calculating gradual blending and mixing degree of splicing lines at a fusion area according to pixel distribution in a spliced image based on a pixel point coordinate set of a splicing position of an acquired picture.
  5. 5. The panoramic video recorder with the multi-camera synchronous fusion function according to claim 4, wherein the gradual-modulation fusion process comprises fusing pixel point coordinate sets of picture splicing positions, respectively identifying pixel values of pixel points at corresponding fusion positions of two source videos, and averaging pixel values of the two pixel points on a splicing line.
  6. 6. The panoramic video recorder synchronously fused with multiple cameras according to claim 1, further comprising a data transmission module respectively communicated with the camera shooting storage unit and the fusion storage unit, wherein the data transmission module is connected with a vehicle-mounted system, and the data transmission system can be used for rapidly transmitting source video information and composite video information to the vehicle-mounted system.
  7. 7. The panoramic video recorder with the multi-camera synchronous fusion function according to claim 6, wherein a video classification unit is arranged in the data transmission module, the video classification unit is used for classifying and profiling source videos and panoramic videos through a time occurrence axis, and abnormal documents are additionally built for the panoramic videos.
  8. 8. The panoramic video recorder synchronously fused with multiple cameras, as set forth in claim 7, wherein the establishment of the abnormal document is based on feedback of abnormality of the vehicle-mounted system, the vehicle-mounted system feeds back signals to the data transmission module, the data transmission module stores the acquired panoramic video through the abnormal document, the storage time of the abnormal document is set, and the abnormal document is deleted beyond a preset time.

Description

Panoramic video recorder with multiple cameras synchronously fused Technical Field The invention relates to the technical field of automobile data recorders, in particular to a panoramic video automobile data recorder with multiple cameras synchronously fused. Background Video recording refers to recording images by optical, electromagnetic or other methods, and also refers to recorded images. Through the vehicle event data recorder, the condition in the driving process is recorded one by one to this guarantees the safe driving of car owner's road driving. However, most automobile data recorders only have a single group of camera modules, so that the direction of a shot image is single, shooting dead angles are easy to exist, and if an emergency occurs in the driving process, the camera direction of the automobile data recorder is manually adjusted to shoot. Disclosure of Invention Aiming at the defects of the prior art, the invention aims to provide a panoramic video recorder with multiple cameras synchronously fused, which has the advantages of being capable of shooting panoramic video and avoiding dead angles of driving shooting. The technical aim of the invention is realized by the following technical scheme that the panoramic video recorder with synchronously fused multiple cameras comprises at least two groups of camera modules, wherein the camera modules are used for shooting and recording video images in different angle directions during driving, and the angles shot by two adjacent groups of camera modules are required to be set with overlapping angles; The camera shooting storage unit is independently arranged for each group of camera shooting modules, stores video images shot by the camera shooting storage unit and sets the video images stored by the camera shooting storage unit as source videos; the image acquisition unit acquires a plurality of source videos produced in the same batch; The fusion unit is used for mutually fusing the plurality of source videos, marking and acquiring a fusion area based on the overlapped part between the single source videos, and fusing the overlapped area to finish the manufacture of the panoramic video; and the fusion storage unit is used for storing panoramic videos generated after the fusion of the plurality of source videos. Preferably, according to the number of the camera modules and the preset required camera angles, the camera modules are arranged in an overlapping and crossing manner, the fusion areas in a single or multiple source videos are selected by using the fusion unit according to the source videos acquired by the camera storage unit, a certain fusion area is directly cut off, and then the source videos are spliced. Preferably, according to the source videos processed in the fusion unit, splicing lines are established in each source video, one frame of pictures corresponding to a plurality of source videos are spliced based on the establishment of the splicing lines, and a pixel point coordinate set of a picture splicing position is obtained. Preferably, the gradual mixing degree of the splicing line at the fusion area is calculated according to the pixel distribution in the spliced image based on the pixel point coordinate set of the acquired picture splicing position, so as to perform gradual mixing fusion processing. Preferably, the gradual adjustment fusion processing includes fusing pixel point coordinate sets of the picture splicing positions, respectively identifying pixel values of the pixel points at the fusion positions corresponding to the two source videos, and averaging the pixel values of the two pixel points on the splicing line. Preferably, the system further comprises a data transmission module which is respectively communicated with the shooting storage unit and the fusion storage unit, and the data transmission module is connected with the vehicle-mounted system, so that the source video information and the composite video information can be rapidly transmitted to the vehicle-mounted system by utilizing the data transmission system. Preferably, a video classification unit is set in the data transmission module, the video classification unit is used for classifying and filing the source video and the panoramic video through a time occurrence axis, and in addition, abnormal documents are built for the panoramic video. Preferably, the abnormal document is built, based on the feedback of the abnormality of the vehicle-mounted system, a signal is fed back to the data transmission module by the vehicle-mounted system, the acquired panoramic video is stored and saved through the abnormal document by the data transmission module, the storage time of the abnormal document is set, and the abnormal document is deleted beyond the preset time. In summary, the method has the advantages that at least two groups of camera modules are set on the driving recorder, video images in driving in different angles are respectively and independently sho