CN111538457A - Endoscope camera system, camera host and data storage method thereof - Google Patents

Endoscope camera system, camera host and data storage method thereof Download PDF

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Publication number
CN111538457A
CN111538457A CN201911299543.7A CN201911299543A CN111538457A CN 111538457 A CN111538457 A CN 111538457A CN 201911299543 A CN201911299543 A CN 201911299543A CN 111538457 A CN111538457 A CN 111538457A
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storage
image information
memory
image
board card
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林路易
杨哲
郑怀朋
杨诗
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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Shenzhen Mindray Bio Medical Electronics Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0602Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0614Improving the reliability of storage systems
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601Interfaces specially adapted for storage systems
    • G06F3/0628Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0629Configuration or reconfiguration of storage systems
    • GPHYSICS
    • G16INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16HHEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H10/00ICT specially adapted for the handling or processing of patient-related medical or healthcare data
    • G16H10/60ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording

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  • General Physics & Mathematics (AREA)
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  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
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  • Health & Medical Sciences (AREA)
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  • General Health & Medical Sciences (AREA)
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Abstract

An endoscope camera system, a camera host and a data storage method thereof are provided, the method comprises: acquiring image information acquired and generated by image acquisition equipment; determining the residual storage space of a first storage in more than two storages, wherein the first storage is a storage currently used for storing image information; judging whether the residual storage space of the first storage meets a preset condition or not; when the fact that the remaining storage space of the first storage meets the preset condition is determined, controlling to store the image information in the first storage; and when the fact that the residual storage space of the first storage does not meet the preset condition is determined, controlling to store the image information in a second storage, wherein the second storage is any one of more than two storages except the first storage. The automatic switching among the plurality of memories can be realized in the storage process of the image information, and the reliability of the system is improved.

Description

Endoscope camera system, camera host and data storage method thereof
Technical Field
The present application relates to the field of medical technology, and in particular, to an endoscope imaging system, an imaging host, and a data storage method thereof.
Background
With the development of minimally invasive surgery, medical endoscopes have been increasingly widely used in daily operations and examinations. The medical endoscope can support the functions of video recording and picture taking, and video recording or picture taking files are stored on the memory. However, the operation or examination time is not fixed, and even after the operation or examination starts, the ending time cannot be estimated accurately, so that the operation or examination is not ended yet and the capacity of the memory is insufficient, which may result in that the recorded or photographed file cannot be completely saved, and certain influence is brought to the reliability of the system.
Disclosure of Invention
The embodiment of the application provides an endoscope camera system, a camera host and a data storage method thereof, and the system has higher system reliability.
In one aspect, an embodiment of the present application provides a data storage method for an endoscope camera host, including:
acquiring image information acquired and generated by image acquisition equipment;
determining the remaining storage space of a first storage in more than two storages, wherein the first storage is a storage currently used for storing image information;
judging whether the residual storage space of the first storage meets a preset condition or not;
when the fact that the remaining storage space of the first storage meets the preset condition is determined, controlling to store the image information in the first storage;
and when the fact that the remaining storage space of the first storage does not meet the preset condition is determined, controlling to store the image information in a second storage, wherein the second storage is any one of the more than two storages except the first storage.
In an embodiment, the determining whether the remaining storage space of the first storage meets a preset condition includes:
determining the size of the space occupied by the image information when the image information is stored in the first memory;
judging whether the residual storage space of the first memory is larger than the occupied space size of the image information or not;
when the fact that the residual storage space of the first storage is larger than the occupied space size of the image information is determined, determining that the residual storage space of the first storage meets the preset condition;
and when the fact that the remaining storage space of the first storage is not larger than the occupied space size of the image information is determined, determining that the remaining storage space of the first storage does not meet the preset condition.
In one embodiment, determining the size of the space occupied when storing the image information in the first memory comprises:
controlling the compression processing of the image information;
determining the occupied space size when the image information after the compression processing is stored in the first memory.
In an embodiment, the determining whether the remaining storage space of the first storage meets a preset condition includes:
judging whether the residual storage space of the first storage is larger than a preset storage space or not;
when the fact that the remaining storage space of the first storage is larger than the preset storage space is determined, determining that the remaining storage space of the first storage meets the preset condition;
when the fact that the remaining storage space of the first storage is not larger than the preset storage space is determined, determining that the remaining storage space of the first storage does not meet the preset condition.
In one embodiment, acquiring the generated image information acquired by the image acquisition device comprises:
determining an operation type for controlling the image acquisition equipment to acquire and generate the image information;
and acquiring the generated image information acquired by the image acquisition equipment based on the operation type.
In an embodiment, the operation types include a video recording operation and a photo taking operation, and the acquiring the image information acquired and generated by the image acquisition device based on the operation types includes:
when the operation type is determined to be the video recording operation, acquiring image information corresponding to each segmentation time from the image information acquired and generated by the image acquisition equipment based on a segmentation time mode;
and when the operation type is determined to be the photographing operation, acquiring image information corresponding to the triggering moment of the photographing operation from the image information acquired and generated by the image acquisition equipment.
In an embodiment, the piecewise time manner includes determining each piecewise time based on a piecewise time length, wherein the piecewise time length includes a fixed time length or a non-fixed time length.
In one embodiment, controlling the image information to be stored in the first memory comprises:
and controlling the image information obtained by segmenting the time and the image information stored in the first memory to be merged.
In an embodiment, when it is determined that the remaining storage space to the first storage does not satisfy the preset condition, the method further includes: and controlling a display screen of the endoscope camera host to output first prompt information.
In an embodiment, after the controlling stores the image information in the first memory, further comprising:
judging whether the residual storage space of the first memory is smaller than a preset storage limit value after the image information is stored in the first memory;
and when the residual storage space is determined to be smaller than the storage limit value, controlling a display screen of the endoscope camera host to output second prompt information.
In one embodiment, the data storage method further comprises:
judging whether the residual storage spaces of the more than two storages do not meet the preset condition or not;
and when determining that the residual storage spaces of the more than two storages do not meet the preset condition, controlling the endoscope camera host to stop storing the image information acquired from the image acquisition equipment.
In an embodiment, when it is determined that the remaining storage spaces of the two or more memories do not satisfy the preset condition, the display screen of the endoscope camera host is controlled to output third prompt information.
In one embodiment, before determining the remaining storage space of the first storage of the two or more storages, the method further includes:
acquiring the residual storage space of each memory;
determining the number of devices of the memory of which the residual storage space exceeds the preset space;
judging whether the number of the devices is larger than a preset number or not;
when the number of the devices is not larger than the preset number, determining that a memory with a residual storage space exceeding the preset space is the first memory;
when the number of devices is greater than the preset number, one of the two or more memories is randomly determined to be the first memory, or a memory having the highest priority is determined to be the first memory based on the priority of each memory.
On the other hand, the embodiment of the application also provides an endoscope camera shooting host, which comprises
A housing;
an image signal input interface disposed on the housing;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the more than two memories are respectively in communication connection with the video board card and are used for storing the image information recorded by the video board card;
the control board is at least in communication connection with the video board card; the control board comprises at least a processor for executing executable program instructions to implement the steps of the data storage method of any one of claims 1-13.
On the other hand, the embodiment of the application also provides an endoscope camera shooting host, which comprises
A housing;
the image information input interface is arranged on the shell;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the first storage and the second storage are respectively in communication connection with the video board card and are used for storing image information recorded by the video board card; the video board card selects one of the first memory and the second memory to store image information;
the control board is at least in communication connection with the video board card and is used for controlling the video board card to be switched to the second storage device for storing the image information if a switching trigger signal generated based on the equipment state of the first storage device is determined when the video board card adopts the first storage device for storing the image information.
In an embodiment, the device status includes whether the first storage is in normal communication connection with the video board, and whether the storage capacity of the first storage is full; the control board is used for generating the switching trigger signal when the first storage is determined not to be in normal communication connection with the video board card or the storage capacity of the first storage is determined to be full.
In another aspect, an embodiment of the present application further provides an endoscopic imaging system, including: the system comprises an endoscope, a camera, a light source host, any one of the camera host, a display and a light guide beam; one end of the light guide beam is connected to a light source interface of the light source host, and the other end of the light guide beam is connected to the endoscope and used for providing a light source for the endoscope; one end of the camera is used for being clamped to the endoscope to acquire an optical signal of the endoscope and processing the optical signal to obtain image information; the other end of the camera is connected to an image signal input interface of the camera host through a communication cable so as to transmit image information acquired by the camera to the camera host for processing; the display is connected to the camera host and used for displaying the image output by the camera host.
On the other hand, an embodiment of the present application further provides a computer-readable storage medium, in which computer-executable program instructions are stored, and when executed by a processor, the computer-executable program instructions implement any one of the data storage methods described above.
According to the embodiment of the application, the acquired image information is stored in the first storage, and when the acquired image information can not be stored in the first storage, the acquired image information is automatically switched to the second storage to store the acquired image information, so that the image information can be automatically switched to the other storage when the storage space of the currently adopted storage can not store new image information, the problem that the video or the photographed file can not be completely stored due to insufficient capacity of the storage when an operation or an inspection is not finished can be effectively solved, the operation process of a client does not need to be interrupted, and the reliability of the system is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an endoscopic imaging system in one embodiment.
FIG. 2 is a flowchart illustrating steps of a data storage method for an endoscopic camera host, according to an embodiment.
Fig. 3 is a schematic structural diagram of an endoscopic camera host according to an embodiment.
Fig. 4 is a schematic structural diagram of an endoscopic camera host in an embodiment.
Fig. 5 is a schematic structural diagram of an endoscopic camera host in an embodiment.
Fig. 6 is a schematic signal flow diagram of the endoscopic camera host according to an embodiment.
Detailed Description
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," and the like in the description and claims of the present application and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
As shown in fig. 1, which is a schematic diagram of an endoscopic camera system in an embodiment, the endoscopic camera system includes an endoscope 3000 (shown in fig. 1 as a hard tube endoscope), a camera 6000, a light source host 4000, a camera host 1000, a display 2000 and a light guide beam 5000, wherein one end of the light guide beam 5000 is connected to a light source interface of the light source host 4000, and the other end is connected to a light source interface of the endoscope 3000 to provide a light source for the endoscope 3000; one end of the camera 6000 is used for being clamped to the endoscope 3000 to acquire an optical signal of the endoscope 3000, and the optical signal is processed to obtain image information; the other end of the camera 6000 is connected to an image signal input interface of the camera host 1000 through a communication cable so as to transmit image information acquired by the camera 6000 to the camera host 1000 for processing; the display 2000 is connected to the camera host 1000, and displays an image output by the camera host 1000.
An embodiment of the present application provides a data storage method for an endoscope camera host, as shown in fig. 2, which is a flowchart of steps of the data storage method, and includes the following steps:
and step 100, acquiring image information acquired and generated by an image acquisition device. Specifically, as shown in fig. 1, the image pickup device of the endoscope may include an endoscope 3000 and a camera 6000.
A user can hold an operation portion (handle) of the camera 6000 and extend the endoscope 3000 into the body of a patient, wherein optical elements such as lenses are provided in the endoscope 3000 and the camera 6000. The camera 6000 may be provided therein with an image sensor positioned on a light path on which the optical element is positioned to convert an optical signal acquired by the endoscope 3000 into image information. The image sensor may include, but is not limited to, a CCD sensor, a CMOS sensor, and the like. The camera 6000 transmits the acquired image information to the camera host 1000 for further processing, such as converting, compressing, storing and the like of the image information. The camera host 1000 may also display the converted image information on the display 2000 for viewing by a user.
One or more operation keys are provided on the operation portion of the camera 6000, and the camera 6000 can execute corresponding functions according to the operation of the operation keys by the user. For example, the operation keys may include a video recording key and a photo taking key, and the camera 6000 may perform a video recording operation according to the operation of the user on the video recording key and may also perform a photo screenshot operation according to the operation of the user on the photo taking key. Specifically, when the video recording key is pressed for the first time, the camera host 1000 may be controlled to execute a video recording start operation; when the recording button is pressed again, the camera host 1000 may be controlled to perform a recording end operation. In other embodiments, the operation keys may also include a video recording start key and a video recording end key for controlling the camera host 1000 to perform the video recording start operation and the video recording end operation, respectively.
In one embodiment, step 100 further comprises: determining an operation type for controlling the image acquisition equipment to acquire and generate the image information, and acquiring the image information acquired and generated by the image acquisition equipment based on the operation type.
In an embodiment, the operation type may include a video recording operation and a photographing operation, and when it is determined that the operation type is the video recording operation, image information corresponding to each segment time is obtained from image information acquired and generated by the image acquisition device based on a segment time manner; and when the operation type is determined to be the photographing operation, acquiring image information corresponding to the triggering moment of the photographing operation from the image information acquired and generated by the image acquisition equipment. Correspondingly, the camera host 1000 acquires the image information transmitted by the image acquisition device to store the image information as a video file or a picture file, wherein the type of the video file includes, but is not limited to, mp4, avi, and flv, and the type of the picture file includes, but is not limited to, jpeg, png, gif, and the like.
For example, when a user performs an operation or examination using an endoscope, the camera host may start to perform a recording operation upon receiving a recording start instruction, where the recording start instruction may be issued by the user operating a recording key of the handle of the camera 6000, may be issued by the user operating a corresponding function key on the camera host 1000, or may be issued by a remote controller associated with the camera host 1000. When a user wishes to take a picture of a current picture, the user may send a picture taking instruction to save the current picture as a picture, where the picture taking instruction may be sent by the user operating a picture taking key on a handle of the camera 6000, or may be sent by the user operating a corresponding function key on the camera host 1000, or may be sent by a remote controller associated with the camera host 1000. When the user wants to stop recording, the user may send a recording end instruction, where the recording end instruction may be sent by the user operating a recording key on the handle of the camera 6000, or may be sent by the user operating a corresponding function key on the camera host 1000, or may be sent by a remote controller associated with the camera host 1000.
In an embodiment, when the operation type is a video recording operation, since the specific duration of the video recording is uncertain, the host camera 1000 may obtain the image information corresponding to each segment time from the image information collected and generated by the image collecting device based on a segment time manner, where the segment time manner includes determining each segment time based on a segment time length, and the segment time length includes a fixed time length or a non-fixed time length.
For example, when the segment time length is a fixed time length (e.g., 10 minutes), the camera host 1000 generates a video file of one segment of 10 minutes from the acquired image information; when the segment time length is a non-fixed time length, the camera host 1000 may generate a video file of a corresponding length according to the start and end operations of the user on the video recording key.
In an embodiment, when the operation type is a photographing operation, the camera host 1000 acquires image information corresponding to the trigger time of the photographing operation from the image information acquired and generated by the image acquisition device. In an embodiment, the camera host 1000 may generate a static image file (e.g., png, jpeg type file) according to the image information at the trigger time of the photographing operation; or generating a dynamic image file (such as a gif type file) from the image information corresponding to the trigger time of the photographing operation, and specifically generating the dynamic image file according to the image information within a preset time range including the trigger time of the photographing operation. For example, if the trigger time is 11:30: 00, the preset time range is 10 seconds, the image information between 11:29:55 and 11:30:05 can be acquired, and a dynamic image file is generated according to the image information.
Step 102, determining the remaining storage space of a first storage of the more than two storages, wherein the first storage is a storage currently used for storing image information.
The memory may include one or more of an internal memory and an external memory, wherein the external memory may be connected to the camera host 1000 through a communication interface, which includes but is not limited to a USB interface, an SD interface, and the like. In one embodiment, the internal memory may be a hard disk provided in the camera host 1000; the external memory may be a plug-in memory, such as a flash disk, a magnetic disk or an optical disk, a hard disk, etc. connected through a USB interface of the camera host 1000. The number of the internal memories may be one or more, and the number of the external memories may be one or more.
104, judging whether the residual storage space of the first storage meets a preset condition or not; when it is determined that the remaining storage space of the first storage meets the preset condition, executing step 106; when it is determined that the remaining storage space of the first storage does not satisfy the preset condition, step 108 is performed.
In one embodiment, step 104 includes: determining the size of the space occupied by the image information when the image information is stored in the first memory;
judging whether the residual storage space of the first memory is larger than the occupied space size of the image information or not;
when the fact that the residual storage space of the first storage is larger than the occupied space size of the image information is determined, determining that the residual storage space of the first storage meets the preset condition;
and when the fact that the remaining storage space of the first storage is not larger than the occupied space size of the image information is determined, determining that the remaining storage space of the first storage does not meet the preset condition.
In an embodiment, to reduce the space occupied by the stored image information, the host 1000 may select to perform compression processing on the acquired image information (including image information acquired based on a video recording operation or a photographing operation) to obtain compressed image information. The host 1000 may determine in advance the size of the space occupied by the compressed image information stored in the first memory, so as to determine whether the remaining storage space of the first memory meets the preset condition.
For example, the camera host 1000 may compress the image information obtained in the time period to obtain compressed image information; or controlling the image information corresponding to the triggering moment of the photographing operation to be compressed so as to obtain the compressed image information. The processor 500 may further determine the size of the space occupied by the image information to be stored in the first storage according to the size of the space occupied by the compressed image information in the memory.
In one embodiment, when the first memory is selected from more than two memories, since the image information to be stored when the endoscope performs the operation is uncertain, in order to reduce the number of times of switching the memories for storing the image information as much as possible, it can be determined whether the remaining space of the selected first memory is larger than a preset storage space; when the residual storage space of the first storage is larger than the preset storage space, the selected first storage can be used as a target storage for storing the image information, and the fact that the residual storage space of the first storage meets the preset condition can be determined; when the remaining storage space of the first memory is not greater than the preset storage space, it is determined that the remaining storage space of the first memory does not satisfy the preset condition, and at this time, the processor 500 may select one second memory different from the first memory from the two or more memories, and may store the acquired image information in the selected second memory. In an embodiment, when the second memory is selected, it may be further determined whether the second memory also satisfies the predetermined condition, and the determination method is the same as the above.
In an embodiment, the camera host 1000 may select the first memory from more than two memories according to a preset rule. For example, the remaining storage space of each memory is obtained, and the memory with the remaining storage space exceeding the preset value in more than two memories is determined as the first memory. For example, a memory with a remaining storage space larger than 1gb (gigabyte) may be selected as the first memory to store the acquired image information.
In some cases, the remaining storage space of the plurality of memories may exceed a predetermined value, and therefore, in an embodiment, the host 1000 obtains the number of devices in the memory whose remaining storage space exceeds the predetermined value, and determines whether the number of devices is greater than a predetermined number (e.g., the predetermined number is 1). When the number of devices is greater than the preset number, one of the two or more memories is randomly determined as the target memory (i.e., the first memory).
In one embodiment, since the internal memory and the external memory have different attributes such as portability, read/write performance, and the like, the host 1000 may determine the priority of each memory according to the type of the memory, the read/write performance, and one or more factors in the remaining storage space. Thus, the memory with the highest priority may be determined to be the first memory based on the priority of each memory.
And 106, controlling to store the image information in the first memory.
When it is determined that the remaining storage space of the first memory satisfies the preset condition, the host 1000 may store the obtained image information in the first memory.
For example, when the host camera 1000 performs a video recording operation, the image information corresponding to each segment time may be compressed, and the compressed image information may be stored in a video file in the first memory. Since the camera host 1000 may have acquired image information for a plurality of segment times. Therefore, when storing the image information acquired at the current sectioning time as a video file, the image information acquired at the current sectioning time may be subjected to a merging process with the image information of a plurality of sectioning times that have been acquired previously, so that the acquired image information may be stored in the same video file during the video recording. When the camera host 1000 performs a photographing operation, the image information corresponding to the trigger time of the photographing operation is compressed in the memory, and the processed image information is written into the first memory from the memory.
In an embodiment, after the host 1000 determines that the acquired image information is stored in the first memory, the subsequently acquired image information will be stored in the first memory, and therefore, the remaining storage space of the first memory is continuously reduced. In order to ensure that the image information can be completely and continuously stored in the second memory, whether the residual storage space of the first memory is smaller than a preset storage limit value after the image information is stored in the first memory is also judged; when the remaining storage space is determined to be smaller than the storage limit value, the display screen of the camera host 1000 can be controlled to output second prompt information, and a new target storage is selected from more than two storages, for example, the second storage is selected to store subsequently obtained image information.
And step 108, controlling to store the image information in a second memory.
When it is determined that the remaining storage space of the first memory does not satisfy the preset condition, it indicates that the first memory does not have enough storage space to store the obtained image information, and therefore, the camera host 1000 switches to use the second memory to store the obtained image information, and may also control the display screen to output the first prompt information.
For example, the host 1000 may select a second memory from two or more memories to store the obtained image information in the second memory, and in this case, the second memory is a new target memory. In one embodiment, the first memory may be an internal memory, and the second memory may be an external memory; alternatively, the first memory may be an external memory, and the second memory may be an internal memory; alternatively, the first memory and the second memory may be both external memory or internal memory.
In an embodiment, when the obtained image information is stored in the second memory, the host 1000 may perform a determination similar to step 104 to determine whether the remaining storage space of the second memory also satisfies the predetermined condition (i.e. the second memory is equivalent to the first memory). In this way, the camera host 1000 may further determine whether the remaining storage spaces of the two or more memories do not satisfy the preset condition; when the remaining storage space of more than two storages connected with the endoscope does not meet the preset condition, the obtained image information can not be stored in the storages, at the moment, the storage of the image information obtained from the image acquisition equipment can be controlled to stop, and the display screen is controlled to output corresponding third prompt information.
In an embodiment, the camera host 1000 may select the second memory from more than two memories according to a preset rule. For example, the camera host 1000 may obtain the remaining storage space of each memory, and determine a memory, of which the remaining storage space exceeds a preset value, as a second memory; alternatively, the camera host 1000 may determine the memory having the highest priority as the second memory based on the priority of each memory.
According to the data storage method, the acquired image information is stored in the first storage, and when the acquired image information cannot be stored in the first storage, the second storage is automatically switched to store the acquired image information, so that the storage space stored in the first storage can be automatically switched to the other storage when new image information cannot be stored in the storage space stored in the other storage, the defect that the video or the photographed file cannot be completely stored due to the fact that the capacity of the storage is insufficient when the operation or the examination is not finished is avoided, the operation process of a client does not need to be interrupted, and the reliability of the system is improved.
The embodiment of the application also provides an endoscope camera host, which comprises
A housing;
an image signal input interface disposed on the housing;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the more than two memories are respectively in communication connection with the video board card and are used for storing the image information recorded by the video board card;
the control board is at least in communication connection with the video board card; the control board comprises at least a processor for executing executable program instructions to implement the steps of the data storage method in any of the above embodiments.
As shown in fig. 3-6, which are schematic structural diagrams of the camera host 1000 in an embodiment, the camera host includes a housing 200, an image signal input interface 130, an image processing board assembly, an image output board assembly 300, a video board 500, a power module 600 (specifically, an AD-DC power module), a control board 700, and an I/O board 110, wherein the image signal input interface 130 is disposed on the housing 200; the image processing board card assembly at least comprises an image processing board card 400, wherein the image processing board card 400 is in communication connection with the image signal input interface 130 and is used for processing an image signal input by the image signal input interface 130; the image output board card assembly 300 is in communication connection with the image processing board card 400, and is used for converting and outputting an image processed by the image processing board card 400; the video board 500 is in communication connection with the image output board assembly 300 and is used for recording the image processed by the image output board assembly 300; the control board 700 is used to control power supply among the devices inside the camera host.
The control board 700 and the I/O board 110 are respectively disposed at any one position of the housing 200, for example, the control board 700 and the I/O board 110 are respectively mounted at two sides or the middle of the housing 200, in an embodiment, the control board 700 and the I/O board 110 are respectively disposed at two ends of the housing 200, the housing 200 is divided into two sides from the front end of the housing 200 to the rear end of the housing 200, the video board 500 and the AC-DC power module 600 are sequentially mounted at one side thereof, and the image processing board assembly and the image output board assembly 300 are sequentially mounted at the other side thereof.
Specifically, the control board 700 is disposed at the front end of the housing 200, the I/O board 110 is disposed at the rear end of the housing 200, the housing 200 is divided into two regions from the front end of the housing 200 to the rear end of the housing 200, one of the areas is used for placing the video card 500 and the AC-DC power module 600, the other area is used for placing the image processing card assembly and the image output card assembly 300, wherein, the video card 500 and the image output card assembly 300 are arranged at one side close to the front end of the shell 200, the image output board assembly 300 and the AC-DC power supply module 600 are disposed at a side near the rear end of the housing 200, this not only facilitates the arrangement of cables between the housing 200, the image signal input interface 130, the image processing board assembly, the image output board assembly 300, the video board 500, the AC-DC power module 600, the control board 700, and the I/O board 110. For example, the signal line connected between the image output board card assembly 300 and the image processing board card 400 may be arranged along the edge of the housing 200, the signal line between the video recording board card 500 and the image output board card assembly 300 may be arranged along the side of the video recording board card 500 and the side of the image output board card assembly 300 away from the edge, and the image processing board card 400 is adjacent to the image signal input interface 130, so that the signal line can be directly connected for communication (as shown in fig. 6).
For another example, the power line is sequentially connected to the control board 700 from the AC-DC power module 600 along the other side edge of the casing 200, and then electrically connected to the video card 500, the image processing card 400 and the image output card assembly 300 through the control board 700 along the side of the video card 500 away from the edge, so as to avoid the problem of crossing between the power line and the signal line and solve the problem of signal interference caused by the power line to the signal line (as shown in fig. 6).
After the technical scheme is adopted, because the cables are mutually associated and mutually influenced in three modes of electromagnetic conduction, electromagnetic induction and electromagnetic radiation, all devices in the endoscope host can be reasonably arranged in the shell 200, the ordered arrangement and the orderly arrangement of the cables in the camera host 1000 are facilitated, the problem of mutual winding caused by a large number of cables is avoided, the signal interference among the cables is also reduced, and meanwhile, the interference, influence and harm caused by personnel or other equipment of the endoscope host under certain conditions are also avoided.
In an embodiment, the image processing board 400 is a CCU board assembly, the image output board assembly 300 includes a 2K image output board 302 and a 4K image output board 301, both the 2K image output board 302 and the 4K image output board 301 are used for converting and outputting an image processed by the image processing board 400, and a signal line connected between the image output board assembly 300 and the image processing board 400 may be the high-frequency cable 101. In this embodiment, a 4K image output interface and a 2K image output interface are respectively disposed at the rear end of the housing 200, so that a user can select different output interfaces according to his or her needs.
In one embodiment, the camera host 1000 further includes a filter assembly 800, wherein the filter assembly 800 is mounted on the housing 200 through an insulating base assembly, so that the device on the power input terminal and the cable can be prevented from causing signal interference to other devices inside the camera host 1000.
Specifically, the filter assembly 800 is installed at the rear end of the housing 200 and at a side close to the AC-DC power module 600, and is mainly used for preventing the AC-DC power module 600 from causing signal interference to other devices inside the main camera 1000, such as the image output board card assembly 300, the image processing board card 400, the video recording board card 500, and the like, wherein the endoscope main camera is provided with a power socket 120 at one end of the filter assembly 800 so as to connect an external power supply to supply power to each device inside the endoscope main camera.
In one embodiment, the image processing board assembly further includes a board bracket (not shown) and a heat sink (not shown), wherein the image processing board 400 is mounted on the housing 200 through the board bracket, and the heat sink is mounted on a side of the image processing board 400 opposite to the board bracket so as to dissipate heat of the image processing board 400.
In an embodiment, the image output board card assembly 300 further includes a spacing bracket (not shown in the figure), wherein the 4K image output board card 301 is installed on the housing 200, and the 2K image output board card 302 is installed on one side of the 4K image output board card 301 back to the housing through the spacing bracket, so that not only the space inside the endoscope host is not occupied, but also the 2K image output board card 302 is prevented from causing signal influence on the 4K image output board card 301, and meanwhile, the connection of the signal line between the 2K image output board card 302 and the 4K image output board card 301 is facilitated.
In the endoscope camera host provided in the above embodiments, the memory may specifically be an internal memory (for example, a hard disk of the camera host) of the camera host, or an external memory (for example, a removable hard disk, a usb disk, an SD memory card, or the like). The external memory is connected to the camera host through an interface of the I/O board. The data storage mechanism of the camera host may refer to the description of the data storage method in the above embodiments, and is not described herein again.
The embodiment of the present application further provides another endoscope camera host, the structure of which is the same as that shown in fig. 3-6 in the above embodiment, including
A housing;
the image information input interface is arranged on the shell;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the first storage and the second storage are respectively in communication connection with the video board card and are used for storing image information recorded by the video board card; the video board card selects one of the first memory and the second memory to store image information;
the control board is at least in communication connection with the video board card and is used for controlling the video board card to be switched to the second storage device for storing the image information if a switching trigger signal generated based on the equipment state of the first storage device is determined when the video board card adopts the first storage device for storing the image information.
In a specific embodiment, the device status includes whether the first storage is in normal communication connection with the video board, and whether the storage capacity of the first storage is full; the control board is used for generating the switching trigger signal when the first storage is determined not to be in normal communication connection with the video board card or the storage capacity of the first storage is determined to be full. When the first memory is not in normal communication connection with the video board card, the storage capacity of the first memory is considered to be zero, and the image information cannot be stored.
It should be noted that the first memory and the second memory may be any two of the plurality of memories of the camera host, and the camera host is not limited to have only two memories. The video card selects one of the first memory and the second memory to store the image information, namely, the video card selects one of the first memory and the second memory to be used as the current memory to store the image information.
Specifically, the switching trigger signal may be generated by the control board by detecting a device state of the first memory.
The first memory and the second memory may specifically be an internal memory of the camera host (e.g. a camera host hard disk), or an external memory (e.g. a removable hard disk, a usb disk, an SD memory card, etc.). The external memory is connected to the camera host through an interface of the I/O board. The data storage mechanism of the camera host may refer to the description of the data storage method in the above embodiment, and the structure thereof may refer to fig. 3 to 6 in the above embodiment, which is not described herein again.
The embodiment of the present application further provides an endoscope camera system, the structure of which is shown in fig. 1, wherein the camera host adopts the camera host described in any one of the above embodiments.
An embodiment of the present application further provides a computer-readable storage medium, in which computer-executable program instructions are stored, and when executed by a processor, the computer-executable program instructions implement the data storage method in any of the above embodiments.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (18)

1. A data storage method for an endoscopic camera host, the data storage method comprising:
acquiring image information acquired and generated by image acquisition equipment;
determining the remaining storage space of a first storage in more than two storages, wherein the first storage is a storage currently used for storing image information;
judging whether the residual storage space of the first storage meets a preset condition or not;
when the fact that the remaining storage space of the first storage meets the preset condition is determined, controlling to store the image information in the first storage;
and when the fact that the remaining storage space of the first storage does not meet the preset condition is determined, controlling to store the image information in a second storage, wherein the second storage is any one of the more than two storages except the first storage.
2. The data storage method of claim 1, wherein determining whether the remaining storage space of the first memory meets a predetermined condition comprises:
determining the size of the space occupied by the image information when the image information is stored in the first memory;
judging whether the residual storage space of the first memory is larger than the occupied space size of the image information or not;
when the fact that the residual storage space of the first storage is larger than the occupied space size of the image information is determined, determining that the residual storage space of the first storage meets the preset condition;
and when the fact that the remaining storage space of the first storage is not larger than the occupied space size of the image information is determined, determining that the remaining storage space of the first storage does not meet the preset condition.
3. The data storage method of claim 2, wherein determining the amount of space occupied when storing the image information in the first memory comprises:
controlling the compression processing of the image information;
determining the occupied space size when the image information after the compression processing is stored in the first memory.
4. The data storage method of claim 1, wherein determining whether the remaining storage space of the first memory meets a predetermined condition comprises:
judging whether the residual storage space of the first storage is larger than a preset storage space or not;
when the fact that the remaining storage space of the first storage is larger than the preset storage space is determined, determining that the remaining storage space of the first storage meets the preset condition;
when the fact that the remaining storage space of the first storage is not larger than the preset storage space is determined, determining that the remaining storage space of the first storage does not meet the preset condition.
5. The data storage method of claim 1, wherein acquiring the generated image information acquired by the image acquisition device comprises:
determining an operation type for controlling the image acquisition equipment to acquire and generate the image information;
and acquiring the generated image information acquired by the image acquisition equipment based on the operation type.
6. The data storage method of claim 5, wherein the operation types include a video recording operation and a picture taking operation, and the acquiring the generated image information acquired by the image acquisition device based on the operation types includes:
when the operation type is determined to be the video recording operation, acquiring image information corresponding to each segmentation time from the image information acquired and generated by the image acquisition equipment based on a segmentation time mode;
and when the operation type is determined to be the photographing operation, acquiring image information corresponding to the triggering moment of the photographing operation from the image information acquired and generated by the image acquisition equipment.
7. The data storage method of claim 6, wherein the piecewise temporal manner includes determining each piecewise time based on a piecewise time length, wherein the piecewise time length includes a fixed time length or a non-fixed time length.
8. The data storage method of claim 6, wherein controlling the storage of the image information in the first memory comprises:
and controlling the image information obtained by segmenting the time and the image information stored in the first memory to be merged.
9. The data storage method of claim 1, when it is determined that the remaining storage space to the first memory does not satisfy the preset condition, further comprising: and controlling a display screen of the endoscope camera host to output first prompt information.
10. The data storage method of claim 1, wherein after the controlling storing the image information in the first memory, further comprising:
judging whether the residual storage space of the first memory is smaller than a preset storage limit value after the image information is stored in the first memory;
and when the residual storage space is determined to be smaller than the storage limit value, controlling a display screen of the endoscope camera host to output second prompt information.
11. The data storage method of claim 1, wherein the data storage method further comprises:
judging whether the residual storage spaces of the more than two storages do not meet the preset condition or not;
and when determining that the residual storage spaces of the more than two storages do not meet the preset condition, controlling the endoscope camera host to stop storing the image information acquired from the image acquisition equipment.
12. The data storage method according to claim 11, wherein when it is determined that the remaining storage space of the two or more memories does not satisfy the preset condition, controlling the display screen of the endoscopic camera host to output a third prompt message.
13. The data storage method of claim 1, wherein prior to determining the remaining storage space of the first memory of the more than two memories, further comprising:
acquiring the residual storage space of each memory;
determining the number of devices of the memory of which the residual storage space exceeds the preset space;
judging whether the number of the devices is larger than a preset number or not;
when the number of the devices is not larger than the preset number, determining that a memory with a residual storage space exceeding the preset space is the first memory;
when the number of devices is greater than the preset number, one of the two or more memories is randomly determined to be the first memory, or a memory having the highest priority is determined to be the first memory based on the priority of each memory.
14. An endoscope camera host is characterized by comprising
A housing;
an image signal input interface disposed on the housing;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the more than two memories are respectively in communication connection with the video board card and are used for storing the image information recorded by the video board card;
the control board is at least in communication connection with the video board card; the control board comprises at least a processor for executing executable program instructions to implement the steps of the data storage method of any one of claims 1-13.
15. An endoscope camera host is characterized by comprising
A housing;
the image information input interface is arranged on the shell;
the image processing board card assembly at least comprises an image processing board card, and the image processing board card is in communication connection with the image signal input interface and is used for processing image information input by the image signal input interface;
the image output board card assembly is in communication connection with the image processing board card and is used for converting and outputting image information processed by the image processing board card;
the video recording board card is in communication connection with the image output board card assembly and is used for recording the image information processed by the image output board card assembly;
the first storage and the second storage are respectively in communication connection with the video board card and are used for storing image information recorded by the video board card; the video board card selects one of the first memory and the second memory to store image information;
the control board is at least in communication connection with the video board card and is used for controlling the video board card to be switched to the second storage device for storing the image information if a switching trigger signal generated based on the equipment state of the first storage device is determined when the video board card adopts the first storage device for storing the image information.
16. The endoscopy camera host of claim 15, wherein the device status includes whether the first memory is in normal communication with the video recording board, and whether a storage capacity of the first memory is full; the control board is used for generating the switching trigger signal when the first storage is determined not to be in normal communication connection with the video board card or the storage capacity of the first storage is determined to be full.
17. An endoscopic imaging system, comprising: an endoscope, a camera head, a light source host, a camera host according to any one of claims 14-16, a display and a light guide; one end of the light guide beam is connected to a light source interface of the light source host, and the other end of the light guide beam is connected to the endoscope and used for providing a light source for the endoscope; one end of the camera is used for being clamped to the endoscope to acquire an optical signal of the endoscope and processing the optical signal to obtain image information; the other end of the camera is connected to an image signal input interface of the camera host through a communication cable so as to transmit image information acquired by the camera to the camera host for processing; the display is connected to the camera host and used for displaying the image output by the camera host.
18. A computer-readable storage medium storing computer-executable program instructions, which when executed by a processor implement a data storage method as claimed in any one of claims 1 to 13.
CN201911299543.7A 2019-06-11 2019-12-17 Endoscope camera system, camera host and data storage method thereof Pending CN111538457A (en)

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