WO2014127601A1 - 一种嵌入式图像记录方法及装置 - Google Patents

一种嵌入式图像记录方法及装置 Download PDF

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Publication number
WO2014127601A1
WO2014127601A1 PCT/CN2013/078916 CN2013078916W WO2014127601A1 WO 2014127601 A1 WO2014127601 A1 WO 2014127601A1 CN 2013078916 W CN2013078916 W CN 2013078916W WO 2014127601 A1 WO2014127601 A1 WO 2014127601A1
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WIPO (PCT)
Prior art keywords
image data
image recording
recording device
banknote
buffer queue
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PCT/CN2013/078916
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English (en)
French (fr)
Inventor
黎明
刘梦涛
张俊昆
Original Assignee
广州广电运通金融电子股份有限公司
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Publication of WO2014127601A1 publication Critical patent/WO2014127601A1/zh

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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon

Definitions

  • the embodiments of the present application relate to the field of banknote identification, and in particular to an embedded image recording method and apparatus.
  • Banknotes are a mainstream currency, but banknotes pose a problem that plagues countless users while making users more convenient: counterfeit notes.
  • the emergence of counterfeit banknotes has caused losses and troubles for many users.
  • banknotes when identifying banknotes, more and more users want to record the crown number of the identified banknotes as a dispute in the future. Evidence at the time.
  • the first one is to extract the image of the crown number and store it. For example, only the number of the banknote can be stored. The image storage capacity obtained by this method is small and easy to implement.
  • the second type is to capture and store the image of the entire banknote by scanning or photographing.
  • the first method since only a partial image is stored, the information that the image can express is relatively limited, and the persuasive power is insufficient when a banknote dispute needs to be used as evidence.
  • the second method because it stores the image of the entire banknote, is more convincing than the first method when the banknote dispute needs to be used as evidence.
  • this method stores a large image size and needs to be equipped with a large amount of A high-performance computer is costly and is not conducive to small and medium-sized users.
  • the storage device and the banknote processing device are separated, and the image cannot be queried on the banknote processing device in real time, which is extremely inconvenient for the user. Summary of the invention
  • the embodiment of the present application provides an embedded image recording method and device.
  • the method of the embodiment of the present invention can facilitate the recording, real-time query, and forwarding of banknote images.
  • the device of the embodiment of the present application is small in size, low in cost, and can be integrated in Banknote processing equipment inside.
  • the image recording device When detecting that there is image data in the high speed communication port, the image recording device writes the image data into the buffer queue;
  • the image recording device compresses the image data; the image recording device writes the compressed image data into the memory;
  • the buffer queue is a first in first out buffer queue.
  • the image recording device writes the compressed image data into the memory, where: the image recording device creates an image data folder in the memory that matches the compressed image data;
  • the image recording device stores the compressed image data in the image data folder.
  • the method further includes:
  • the identification module scans the banknote to obtain image data
  • the identification module identifies the banknote and transmits the image data to an image recording device; the recognition module turns on a delay timer.
  • the method further includes: After the delay timer reaches the preset time, the identification module sends the banknote recognition result and the image recording result to the control center;
  • the control center determines whether or not to rescan the banknote based on the received banknote recognition result and the image recording result.
  • the method further includes:
  • the control center queries the image data by transmitting a query command in a preset format to the image recording device.
  • the method further includes:
  • the control center sends a forwarding command symbol of a preset format to the image recording device; the image recording device sends command data to the identification module according to the forwarding command character.
  • the embedded image recording apparatus in the embodiment of the present application includes:
  • a first writing unit configured to write the image data into a buffer queue when detecting that there is image data in the high speed communication port
  • a compression unit configured to compress the image data when the buffer queue has image data
  • a second writing unit configured to write the compressed image data into the memory
  • the buffer queue is a first in first out buffer queue.
  • the second writing unit includes:
  • the device further includes:
  • a scanning unit configured to scan a banknote to obtain image data; Identifying a transmitting unit for identifying the banknote and transmitting the image data to an image recording device;
  • the turn-on unit is used to turn on the delay timer.
  • the device further includes:
  • a first sending unit configured to send the banknote identification result and the image recording result to the control center after the delay timer reaches the preset time
  • a judging unit configured to judge whether to rescan the banknote according to the received banknote recognition result and the image recording result.
  • the image recording device when detecting that there is image data in the high-speed communication port, the image recording device writes the image data into the buffer queue; then when the buffer queue has image data, the image recording device compresses the image data; Finally, the image recording device writes the compressed image data to the memory; the buffer queue is a first in first out buffer queue. Since the method of the embodiment of the present application sets the buffer queue and compresses the image data, the performance requirement of the device can be greatly reduced, thereby facilitating the recording, real-time query and forwarding of the banknote image, and the device volume of the embodiment of the present application. Small, low cost, can be integrated inside the banknote processing equipment.
  • FIG. 1 is a flowchart of a first embodiment of an embedded image recording method according to an embodiment of the present application
  • FIG. 2 is a flowchart of a second embodiment of an embedded image recording method according to an embodiment of the present application
  • the embodiment of the present application provides an embedded image recording method and device.
  • the method of the embodiment of the present application can conveniently realize the recording, real-time query and forwarding of the banknote image, and the device volume of the embodiment of the present application. Small, low cost, can be integrated inside the banknote processing equipment.
  • a first embodiment of an embedded image recording method in an embodiment of the present application includes:
  • the image recording device When detecting that there is image data in the high speed communication port, the image recording device writes the image data into the buffer queue;
  • the embedded image recording apparatus in the embodiment of the present application may include a high speed communication port and a buffer queue.
  • the image recording device When the image data of the high speed communication port is detected, the image recording device writes the image data to the buffer queue. Out of the buffer queue.
  • the image recording device compresses the image data; when the image data exists in the buffer queue, the image recording device compresses the image data.
  • the image recording device writes the compressed image data into the memory.
  • the compressed image data may be written into the memory, and the above-mentioned memory may be a hard disk or other high-speed storage device.
  • the image recording device when detecting that there is image data in the high speed communication port, the image recording device writes the image data into the buffer queue; then when the image data exists in the buffer queue, the image recording device compresses the image data; finally, the image recording device compresses The subsequent image data is written to the memory; the buffer queue is a first-in first-out buffer queue. Since the method of the embodiment of the present application sets the buffer queue and compresses the image data, the performance requirement of the device can be greatly reduced, thereby facilitating the recording, real-time query and forwarding of the banknote image, and the device volume of the embodiment of the present application. Small, low cost, can be integrated inside the banknote processing equipment.
  • the embedded image recording apparatus in the embodiment of the present application may be integrated in the banknote processing apparatus, and the banknote processing apparatus may be a device such as a banknote sorting machine or an automatic rejecting machine that needs to identify and process banknotes.
  • the embedded image recording apparatus in the embodiment of the present application may include a plurality of high-speed communication ports and control modes.
  • the block and the storage module, the high-speed communication port mentioned above refers to a communication port having a speed of 3 M/S or more, such as a USB or a LAN, and specifically may be three USB transmission ports, a control chip and a hard disk, and the above three USB transmission ports may be USB0, USB1 and USB2, wherein USB0 can be connected to the banknote identification module, and can receive data from the banknote identification module.
  • USB1 can be connected to an external PC, and the hard disk of the embedded image recording device can be operated by an external PC, for example, the hard disk can be The data inside is managed, including deletion, copying and backup.
  • USB2 can be connected to the device host, specifically the control system of the banknote clearing machine.
  • the banknote clearing machine can query the data in the embedded image recording device and display it through the display screen. , and communication between the convenient banknote sorting machine and the banknote identification module. The process of interactive communication between the embedded image recording apparatus and the banknote processing apparatus in the embodiment of the present application will be described in detail below.
  • a second embodiment of the embedded image recording method of the present application includes:
  • the identification module scans the banknote to obtain image data.
  • the identification module in the banknote processing device can scan the banknote, and the identification module can scan the banknote to obtain the image data of the banknote.
  • the identification module identifies the banknote and transmits the image data to the image recording device. After the image data is obtained, the identification module can identify the banknote and send the image data to the image recording device through the USB0 high speed port.
  • the identification of the banknote by the identification module described above may include the identification of the integrity of the image data and the content of the image data.
  • the identification module starts a delay timer.
  • the delay timer counts the delay time.
  • the image recording device When detecting that there is image data in the high speed communication port, the image recording device writes the image data into the buffer queue;
  • the embedded image recording apparatus in the embodiment of the present application may include a high-speed communication port and a buffer queue.
  • the image recording device When detecting that there is image data in the high-speed communication port, the image recording device writes the image data to the buffer queue.
  • the buffer queue that the above-mentioned high-speed communication port can receive includes image data and instruction data.
  • the image recording device can distinguish the type of the data according to the high-speed communication port that receives the data, and determine When the data is image data, the data is written. When the data is determined to be instruction data, the next operation is performed according to the contents of the instruction data.
  • the image recording device compresses the image data; when the image data exists in the buffer queue, the image recording device compresses the image data.
  • the image recording device writes the compressed image data into the memory.
  • the compressed image data may be written into the memory, and the above-mentioned memory may be a hard disk or other high-speed storage device.
  • the specific process of the image recording device writing the compressed image data into the memory may be: the image recording device creates an image data folder in the memory that matches the compressed image data, and then stores the compressed data in the data folder. in.
  • each folder can create a folder, all images of this transaction are stored in this
  • the file storage path, file and folder names can be determined by the transaction time. For example, if there is a transaction from 16:05:19 on September 28, 12, the image file path for this transaction is "drive letter: ⁇ 120928 ⁇ 16 ⁇ minutes. bin".
  • the identification module After the delay timer reaches the preset time, the identification module sends the banknote identification result and the image recording result to the control center;
  • the preset time can be set according to the hardware condition, and since the preset time is delayed in order to wait for the banknote recognition process and the image recording process to be completed, the preset time can be set according to the actual operation, for example, the above is completed.
  • the process takes 1 millisecond, and the preset time can be set to 1.5 milliseconds.
  • the identification module sends the banknote identification result and the image recording result to the control center.
  • the control center determines, according to the received banknote recognition result and the image recording result, whether to rescan the banknote;
  • the control center may determine whether to re-scan the banknote according to the received banknote recognition result and the image recording result, for example, may set any of banknote identification and image recording. On a failure, the scanning module is notified to rescan the banknotes.
  • the control center queries the image data by sending a query command symbol of a preset format to the image recording device.
  • the control center may query the image data by sending a query command character in a preset format to the image recording device.
  • the query command character of the preset format may be set according to actual requirements, for example, the command word + transaction time + image serial number + sensor number, the above command word is used to identify the type of command, and the above transaction time, transaction serial number and sensor number are used to find the image data of the desired query.
  • Step 209 may be performed before or after any step after the image recording device is started, and is not limited to the step 208 in this embodiment, and details are not described herein again.
  • the control center sends a forwarding command in a preset format to the image recording device.
  • the control center sends a forwarding command in a preset format to the image recording device.
  • the forwarding command can be set according to actual requirements.
  • the command word + command data can be used.
  • the command word is used to identify the type of the command.
  • the image recording device sends command data to the identification module according to the forwarding command character.
  • the image recording device can send the command data to the identification module according to the forwarding command character, thereby implementing communication between the control center and the identification module.
  • the step 210 and the step 211 may be performed before or after any step before the step 210, and is not limited to the step 209 in the embodiment, and details are not described herein again.
  • the identification module first scans the banknote to obtain image data, and then recognizes the banknote and sends the image data to the image recording device, and then the recognition module turns on the delay timer; when the image data of the high-speed communication port is detected
  • the image recording device writes the image data into the buffer queue, and then when the image data exists in the buffer queue, the image recording device compresses the data, and then writes the compressed image data into the memory; after the delay timer reaches the preset time, the recognition module
  • the control center transmits the banknote recognition result and the image recording result; and then determines whether to rescan the banknote based on the received banknote recognition result and the image recording result.
  • the control center may query the image data by sending a query command in a preset format to the image recording device, or may send a forwarding command in a preset format to the image recording device, and then the image recording device sends a command to the identification module according to the forwarding command character.
  • the device of the embodiment of the present application is small in size and low in cost, and can be integrated in the banknote processing device.
  • the second embodiment of the embedded image recording method of the present application is described in detail above, in particular, the image recording device writes the compressed image data into the memory.
  • the following describes an embodiment of the embedded image recording device of the present application.
  • the embodiment of the embedded image recording apparatus in the embodiment of the present application includes:
  • the first writing unit 301 is configured to write image data into the buffer queue when the image data of the high speed communication port is detected;
  • the compressing unit 302 is configured to compress the image data when the image data exists in the buffer queue, and the second writing unit 303 is configured to write the compressed image data into the memory;
  • the buffer queue is a first-in, first-out buffer queue.
  • the above device also includes:
  • a scanning unit 304 configured to scan the banknote to obtain image data
  • An identification transmitting unit 305 configured to identify the banknote and send the image data to the image recording device;
  • a delay unit 306, configured to start a delay timer
  • the first sending unit 307 is configured to send the banknote identification result and the image recording result to the control center after the delay timer reaches the preset time;
  • the judging unit 308 is configured to judge whether to rescan the banknote according to the received banknote recognition result and the image recording result.
  • the second writing unit 303 includes: A sub-unit 3031 is created for creating a data folder that matches the compressed data; and a sub-unit 3032 for storing the compressed data in the data folder.
  • the embedded image recording apparatus in the embodiment of the present application may be integrated inside the banknote processing apparatus, and the banknote processing apparatus may be a device such as a banknote sorting machine or an automatic rejecting machine that needs to recognize and process banknotes.
  • the embedded image recording device in the embodiment of the present application may include a plurality of high-speed communication ports, a control module, and a storage module.
  • the high-speed communication port refers to a communication port having a speed of 3 M/s or more, such as a USB or a LAN, and may specifically be three.
  • USB transmission port, control chip and hard disk can be USB0, USB1 and USB2, wherein USB0 can be connected with the banknote identification module, can receive data from the banknote identification module, USB1 can be connected with an external PC,
  • USB1 can be connected with an external PC
  • the hard disk of the embedded image recording device is operated by an external PC.
  • data in the hard disk can be managed, including deletion, copying, and backup.
  • the USB2 can be connected to the device host, and specifically can be a control system of the banknote sorting machine.
  • the banknote sorting machine is inquired about the data in the embedded image recording device and displayed through the display screen, and facilitates communication between the banknote sorting machine and the banknote identification module. The process of interactive communication between the embedded image recording apparatus and the banknote processing apparatus in the embodiment of the present application will be described in detail below.
  • the scanning unit 304 can scan the banknotes, and the scanning unit 304 can scan the banknotes to obtain image data of the banknotes.
  • the identification transmitting unit 305 can recognize the banknote and transmit the image data to the image recording apparatus through the USB0 high speed port.
  • the identification of the banknote by the above-described identification transmitting unit 305 may include the identification of the integrity of the image data and the content of the image data.
  • the delay unit 306 can turn on the delay timer to time the delay time.
  • the first writing unit 301 writes the image data into the buffer queue;
  • the embedded image recording apparatus in the embodiment of the present application may include a high speed communication port and a buffer queue.
  • the first writing unit 301 writes the image data to the buffer queue.
  • the above buffer queue is a first-in first-out buffer queue.
  • the data that can be received by the high-speed communication port includes image data and command data.
  • the image recording device can be based on the high-speed communication port that receives the data. Differentiating the type of data, when determining that the data is image data, writing the data, and when determining that the data is instruction data, performing the next operation according to the content of the instruction data.
  • the compression unit 302 compresses the image data, and then the second writing unit 303 writes the compressed image data to the memory;
  • the compressed image data may be written into the memory, and the above-mentioned memory may be a hard disk or other high-speed storage device.
  • the specific process of the second writing unit 303 for writing the compressed image data into the memory may be: creating a sub-unit 3031 to create an image data folder matching the compressed image data in the memory, and then storing the sub-unit 3032 The compressed data is stored in the data folder.
  • each transaction can create a folder, all images of this transaction are stored in this folder,
  • the file storage path, file and folder names can be determined by the transaction time. For example, if there is a transaction from 16:05:19 on September 28, 12, then the map of the transaction Like the file path is "drive letter: ⁇ 120928 ⁇ 16 ⁇ minutes and seconds. 11".
  • the first sending unit 307 sends the banknote recognition result and the image recording result to the control center; the preset time can be set according to the hardware condition, and the preset time is delayed in order to wait for the banknote identification.
  • the process and the image recording process are completed, and thus the preset time can be set according to the actual running condition. For example, if the above process is completed by 1 millisecond, the preset time can be set to 1.5 milliseconds.
  • the recognition module transmits the banknote recognition result and the image recording result to the control center.
  • the determining unit 308 can determine whether to re-scan the banknote according to the received banknote recognition result and the image recording result, for example, can set banknote identification and image recording. When any of the failures is made, the scanning module is notified to rescan the banknotes.
  • the scanning unit 304 first scans the banknote to obtain image data, and then the identification transmitting unit 305 recognizes the banknote and transmits the image data to the image recording device, and then the delay unit 306 turns on the delay timer; when the high speed is detected;
  • the first writing unit 301 writes the image data to the buffer queue, and then when the image data exists in the buffer queue, the compression unit 302 compresses the data, and then the second writing unit 303 writes the compressed image data.
  • the first sending unit 307 sends the banknote recognition result and the image recording result to the control center; and finally the determining unit 308 determines whether to re-issue the banknote based on the received banknote recognition result and the image recording result. scanning. Since the method of the embodiment of the present application sets the buffer queue and compresses the data, the performance requirement of the device can be greatly reduced, thereby facilitating the recording, real-time query and forwarding of the banknote image, and the device of the embodiment of the present application is small. , low cost, can be integrated inside the banknote processing equipment.
  • a person skilled in the art can clearly understand that, for the convenience and the cleaning of the description, the specific working processes of the system, the device and the unit described above can be referred to the corresponding processes in the foregoing method embodiments, and details are not described herein again.

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Abstract

本申请实施例公开了一种嵌入式图像记录方法及装置，可以方便实现钞票图像的记录、实时查询和转发，本申请实施例的装置体积小，成本低，可以集成在钞票处理设备内部。本申请实施例方法包括：当检测到高速通信口存在图像数据时，图像记录设备将所述图像数据写入缓冲队列；当所述缓冲队列存在图像数据时，图像记录设备压缩所述图像数据；图像记录设备将压缩后的图像数据写入存储器；所述缓冲队列为先进先出的缓冲队列。本申请实施例的方法可以方便实现钞票图像的记录、实时查询和转发，本申请实施例的装置体积小，成本低，可以集成在钞票处理设备内部。

Description

一种嵌入式图像记录方法及装置
本申请要求于 2013 年 2 月 20 日提交中国专利局、 申请号为 201310057088.6、 发明名称为"一种嵌入式图像记录方法及装置"的中国专利申 请的优先权， 其全部内容通过引用结合在本申请中。 技术领域
本申请实施例涉及钞票识别领域，具体涉及一种嵌入式图像记录方法及装 置。
背景技术
钞票是一种主流的流通货币，然而钞票在方便用户生活的同时带来了一个 困扰无数用户的问题： 假钞。 假钞的出现给不少用户带来了损失和烦恼， 无论 在识别钞票的时候还是使用钞票的时候，因而越来越多的用户希望把识别过的 钞票的冠字号记录下来， 作为日后有争议时的证据。
现有的冠字号记录方法主要有 2种，第 1种是把冠字号局部的图像截取出 来存储， 例如可以只存储钞票的编号， 这种方法得到的图像存储容量小， 便于 实现。 第 2种是把整张钞票的图像通过扫描或者拍照的方式获取并存储起来。
对于第 1种方法，由于只存储了局部图像，图像能够表达的信息相对有限， 当发生钞票纠纷需要作为证据时，说服力不够充分。 第 2种方法由于存储了整 张钞票的图像， 当发生钞票纠纷需要作为证据时，相比第 1种方法的说服力就 充分很多，但是这种方法存储的图像容量很大，需要配备庞大的高性能的电脑， 成本很高， 不利于中小用户使用， 同时存储设备和钞票处理设备分离， 不能在 钞票处理设备上实时查询到图像， 对于用户而言极为不便。 发明内容
本申请实施例提供了一种嵌入式图像记录方法及装置，本申请实施例的方 法可以方便实现钞票图像的记录、 实时查询和转发， 本申请实施例的装置体积 小， 成本低， 可以集成在钞票处理设备内部。
本申请实施例中的嵌入式图像记录方法， 包括：
当检测到高速通信口存在图像数据时，图像记录设备将所述图像数据写入 緩沖队列；
当所述緩沖队列存在图像数据时， 图像记录设备压缩所述图像数据； 图像记录设备将压缩后的图像数据写入存储器；
所述緩沖队列为先进先出的緩沖队列。
可选地， 所述图像记录设备将压缩后的图像数据写入存储器包括： 图像记录设备在存储器创建与所述压缩后的图像数据相匹配的图像数据 文件夹；
图像记录设备将所述压缩后的图像数据存入所述图像数据文件夹中。 可选地，在步骤当检测到高速通信口存在图像数据时，将所述图像数据写 入緩沖队列之前还包括：
识别模块对钞票进行扫描， 得到图像数据；
识别模块对所述钞票进行识别并向图像记录设备发送所述图像数据； 识别模块开启延迟计时器。
可选地，在步骤图像记录设备将所述压缩后的图像数据写入存储器之后还 包括： 所述延迟计时器到达预设时间后，识别模块向控制中心发送钞票识别结果 和图像记录结果；
控制中心根据接收到的所述钞票识别结果和图像记录结果判断是否对所 述钞票重新进行扫描。
可选地， 所述方法还包括：
控制中心通过向所述图像记录设备发送预设格式的查询命令符查询图像 数据。
可选地， 所述方法还包括：
所述控制中心向所述图像记录设备发送预设格式的转发命令符； 所述图像记录设备根据所述转发命令符向所述识别模块发送命令数据。 本申请实施例中的嵌入式图像记录装置， 包括：
第一写入单元， 用于当检测到高速通信口存在图像数据时，将所述图像数 据写入緩沖队列；
压缩单元， 用于当所述緩沖队列存在图像数据时， 压缩所述图像数据； 第二写入单元， 用于将压缩后的图像数据写入存储器；
所述緩沖队列为先进先出的緩沖队列。
可选地， 所述第二写入单元包括：
创建子单元，用于在存储器创建与所述压缩后的图像数据相匹配的图像数 据文件夹；
存入子单元， 用于将所述压缩后的图像数据存入所述图像数据文件夹中。 可选地， 所述装置还包括：
扫描单元， 用于对钞票进行扫描， 得到图像数据； 识别发送单元，用于对所述钞票进行识别并向图像记录设备发送所述图像 数据；
开启单元， 用于开启延迟计时器。
可选地， 所述装置还包括：
第一发送单元， 用于所述延迟计时器到达预设时间后， 向控制中心发送钞 票识别结果和图像记录结果；
判断单元，用于根据接收到的所述钞票识别结果和图像记录结果判断是否 对所述钞票重新进行扫描。
本申请实施例中， 当检测到高速通信口存在图像数据时， 图像记录设备将 所述图像数据写入緩沖队列； 然后当所述緩沖队列存在图像数据时， 图像记录 设备压缩所述图像数据； 最后图像记录设备将压缩后的图像数据写入存储器； 所述緩沖队列为先进先出的緩沖队列。由于本申请实施例的方法设置了緩沖队 列并对图像数据进行了压缩， 因此可以大幅度降低对设备性能的要求，从而方 便实现钞票图像的记录、 实时查询和转发， 本申请实施例的装置体积小， 成本 低， 可以集成在钞票处理设备内部。
附图说明
图 1为本申请实施例中嵌入式图像记录方法第一实施例流程图； 图 2为本申请实施例中嵌入式图像记录方法第二实施例流程图； 图 3为本申请实施例中嵌入式图像记录装置实施例结构图。
具体实施方式
本申请实施例提供了一种嵌入式图像记录方法及装置，本申请实施例的方 法可以方便实现钞票图像的记录、 实时查询和转发， 本申请实施例的装置体积 小， 成本低， 可以集成在钞票处理设备内部。
请参阅图 1 , 本申请实施例中嵌入式图像记录方法的第一实施例包括：
101、 当检测到高速通信口存在图像数据时， 图像记录设备将图像数据写 入緩沖队列；
本申请实施例中的嵌入式图像记录设备可以包括高速通信口和緩沖队列， 当检测到高速通信口存在图像数据时， 图像记录设备将图像数据写入緩沖队 歹 t 上述的緩沖队列为先进先出的緩沖队列。
102、 当緩沖队列存在图像数据时， 图像记录设备压缩图像数据； 当緩沖队列存在图像数据时， 图像记录设备压缩图像数据。
103、 图像记录设备将压缩后的图像数据写入存储器。
图像记录设备压缩图像数据之后， 可以将压缩后的图像数据写入存储器， 上述的存储器可以是硬盘， 也可以是其它高速存储设备。
本申请实施例中， 当检测到高速通信口存在图像数据时， 图像记录设备将 图像数据写入緩沖队列； 然后当緩沖队列存在图像数据时， 图像记录设备压缩 图像数据； 最后图像记录设备将压缩后的图像数据写入存储器； 上述緩沖队列 为先进先出的緩沖队列。由于本申请实施例的方法设置了緩沖队列并对图像数 据进行了压缩， 因此可以大幅度降低对设备性能的要求，从而方便实现钞票图 像的记录、 实时查询和转发， 本申请实施例的装置体积小， 成本低， 可以集成 在钞票处理设备内部。
本申请实施例中的嵌入式图像记录设备可以集成在钞票处理设备内部，上 述的钞票处理设备可以是纸币清分机、 自动拒员机等需要识别处理钞票的设 备。本申请实施例中的嵌入式图像记录设备可以包括若干高速通信口、控制模 块和存储模块， 上述的高速通信口是指 USB、 LAN等具有 3M/S以上速度的 通信口， 具体可以为 3个 USB传输口， 控制芯片和硬盘， 上述三个 USB传输 口可以为 USB0、 USB1和 USB2, 其中 USB0可以与钞票识别模块相连， 可以 接收来自钞票识别模块的数据， USB1可以与外部 PC机相连， 可以通过外部 PC机对嵌入式图像记录设备的硬盘进行操作， 例如可以对硬盘里面的数据进 行管理， 包括删除、 复制和备份等， USB2可以与设备主机， 具体可以是纸币 清分机的控制系统，可以实现纸币清分机查询嵌入式图像记录设备中的数据并 通过显示屏进行显示， 和方便纸币清分机跟钞票识别模块之间的通信。 下面详 细说明本申请实施例中的嵌入式图像记录设备与钞票处理设备间的交互通信 的过程。
上面筒单介绍了本申请嵌入式图像记录方法的第一实施例，下面对本申请 嵌入式图像记录方法的第二实施例进行详细的描述， 请参阅图 2, 本申请实施 例中嵌入式图像记录方法的第二实施例包括：
201、 识别模块对钞票进行扫描， 得到图像数据；
钞票处理设备工作后， 钞票处理设备内的识别模块可以对钞票进行扫描， 识别模块对钞票进行扫描后可以得到钞票的图像数据。
202、 识别模块对钞票进行识别并向图像记录设备发送图像数据； 得到图像数据之后，识别模块可以对钞票进行识别并通过 USB0高速口向 图像记录设备发送图像数据。上述识别模块对钞票的识别可以包括对图像数据 的完整性和图像数据内容的识别。
203、 识别模块开启延迟计时器；
识别模块对钞票进行识别并向图像记录设备发送图像数据之后，可以开启 延迟计时器， 对延迟时间进行计时。
204、 当检测到高速通信口存在图像数据时， 图像记录设备将图像数据写 入緩沖队列；
本申请实施例中的嵌入式图像记录设备可以包括高速通信口和緩沖队列， 当检测到高速通信口存在图像数据时， 图像记录设备将图像数据写入緩沖队 歹 t上述的緩沖队列为先进先出的緩沖队列， 上述的高速通信口可以接收的数 据包括图像数据和指令数据， 当检测到高速通信口存在数据时， 图像记录设备 可以根据接收数据的高速通信口来区分数据的类型， 在确定数据为图像数据 时， 对数据进行写入操作， 在确定数据为指令数据时， 根据指令数据的内容执 行下一步操作。
205、 当緩沖队列存在图像数据时， 图像记录设备压缩图像数据； 当緩沖队列存在图像数据时， 图像记录设备压缩图像数据。
206、 图像记录设备将压缩后的图像数据写入存储器；
图像记录设备压缩图像数据之后， 可以将压缩后的图像数据写入存储器， 上述的存储器可以是硬盘，也可以是其它高速存储设备。上述图像记录设备将 压缩后的图像数据写入存储器的具体过程可以为：图像记录设备在存储器创建 与压缩后的图像数据相匹配的图像数据文件夹，接着将压缩后的数据存入数据 文件夹中。
下面以一个具体示例来说明上述图像记录设备将压缩后的图像数据写入 存储器的具体过程：
首先可以设计专门的文件目录结构， 具体可以为盘符： \日期目录\小时目 录\分秒. bin , 每笔交易可以建立一个文件夹， 这笔交易的所有图像都存储在这 个文件夹中， 文件的存储路径、 文件和文件夹的名字可以由交易时间决定。 例 如有笔交易从 12年 9月 28日 16点 05分 19秒开始交易， 那么这笔交易的图 像文件路径为 "盘符 :\120928\16\分秒. bin"。
207、 延迟计时器到达预设时间后， 识别模块向控制中心发送钞票识别结 果和图像记录结果；
上述的预设时间可以根据硬件情况进行设定，同时由于延迟预设时间是为 了等待钞票识别过程和图像记录过程的完成，因而预设时间可以根据实际运行 的情况进行设定， 例如完成上述的过程需要 1毫秒， 则可以将预设时间设定为 1.5毫秒。 延迟计时器到达预设时间后， 识别模块向控制中心发送钞票识别结 果和图像记录结果。
208、 控制中心根据接收到的钞票识别结果和图像记录结果判断是否对钞 票重新进行扫描；
控制中心接收到识别模块发送的钞票识别结果和图像记录结果之后，可以 根据接收到的钞票识别结果和图像记录结果判断是否对钞票重新进行扫描，例 如可以设定当钞票识别和图像记录中的任一项失败时，通知扫描模块对钞票进 行重新扫描。
209、 控制中心通过向图像记录设备发送预设格式的查询命令符查询图像 数据；
控制中心可以通过向图像记录设备发送预设格式的查询命令符的方式查 询图像数据， 上述预设格式的查询命令符可以根据实际需求进行设定， 例如可 以为： 命令字 +交易时间 +图像序号 +传感器号， 上述的命令字用于识别命令的 类型， 上述的交易时间、 交易序号和传感器号用于查找所需查询的图像数据。 步骤 209可以在所述图像记录设备启动后的任一步骤之前或之后执行，而 不限于本实施例中的在步骤 208之后， 在此处不再赘述。
210、 控制中心向图像记录设备发送预设格式的转发命令符；
控制中心向图像记录设备发送预设格式的转发命令符，上述的转发命令符 可以根据实际需求进行设定， 例如可以为： 命令字 +命令数据， 上述的命令字 用于识别命令的类型。
211、 图像记录设备根据转发命令符向识别模块发送命令数据。
控制中心向图像记录设备发送预设格式的转发命令符之后，图像记录设备 可以根据转发命令符向识别模块发送命令数据，从而实现控制中心与识别模块 之间的通信。
步骤 210及步骤 211可以在步骤 210之前的任一步骤之前或之后执行，而 不限于本实施例中的在步骤 209之后， 在此处不再赘述。
本申请实施例中， 识别模块首先对钞票进行扫描， 得到图像数据， 然后对 钞票进行识别并向图像记录设备发送图像数据， 接着识别模块开启延迟计时 器； 当检测到高速通信口存在图像数据时， 图像记录设备将图像数据写入緩沖 队列， 然后当緩沖队列存在图像数据时， 图像记录设备压缩数据， 接着将压缩 后的图像数据写入存储器； 延迟计时器到达预设时间后，识别模块向控制中心 发送钞票识别结果和图像记录结果；然后根据接收到的钞票识别结果和图像记 录结果判断是否对钞票重新进行扫描。接着控制中心可以通过向图像记录设备 发送预设格式的查询命令符查询图像数据，也可以通过向图像记录设备发送预 设格式的转发命令符，然后图像记录设备根据转发命令符向识别模块发送命令 数据的方式与识别模块通信。由于本申请实施例的方法设置了緩沖队列并对数 据进行了压缩， 因此可以大幅度降低对设备性能的要求，从而方便实现钞票图 像的记录、 实时查询和转发， 本申请实施例的装置体积小， 成本低， 可以集成 在钞票处理设备内部。
上面对本申请嵌入式图像记录方法的第二实施例作了详细描述，特别是图 像记录设备将压缩后的图像数据写入存储器的过程，下面介绍本申请嵌入式图 像记录装置实施例， 请参阅图 3 , 本申请实施例中嵌入式图像记录装置实施例 包括：
第一写入单元 301 , 用于当检测到高速通信口存在图像数据时， 将图像数 据写入緩沖队列；
压缩单元 302, 用于当緩沖队列存在图像数据时， 压缩图像数据； 第二写入单元 303 , 用于将压缩后的图像数据写入存储器；
緩沖队列为先进先出的緩沖队列。
上述装置还包括：
扫描单元 304, 用于对钞票进行扫描， 得到图像数据；
识别发送单元 305 , 用于对钞票进行识别并向图像记录设备发送图像数 据；
延迟单元 306, 用于启动延迟计时器；
第一发送单元 307, 用于延迟计时器到达预设时间后， 向控制中心发送钞 票识别结果和图像记录结果；
判断单元 308, 用于根据接收到的钞票识别结果和图像记录结果判断是否 对钞票重新进行扫描。
上述第二写入单元 303包括： 创建子单元 3031 , 用于创建与压缩后的数据相匹配的数据文件夹； 存入子单元 3032, 用于将压缩后的数据存入数据文件夹中。
本申请实施例中的嵌入式图像记录设备可以集成在钞票处理设备内部，上 述的钞票处理设备可以是纸币清分机、 自动拒员机等需要识别处理钞票的设 备。本申请实施例中的嵌入式图像记录设备可以包括若干高速通信口、控制模 块和存储模块， 上述的高速通信口是指 USB、 LAN等具有 3M/S以上速度的 通信口， 具体可以为 3个 USB传输口， 控制芯片和硬盘， 上述三个 USB传输 口可以为 USB0、 USB1和 USB2, 其中 USB0可以与钞票识别模块相连， 可以 接收来自钞票识别模块的数据， USB1可以与外部 PC机相连， 可以通过外部 PC机对嵌入式图像记录设备的硬盘进行操作， 例如可以对硬盘里面的数据进 行管理， 包括删除、 复制和备份等， USB2可以与设备主机， 具体可以是纸币 清分机的控制系统，可以实现纸币清分机查询嵌入式图像记录设备中的数据并 通过显示屏进行显示， 和方便纸币清分机跟钞票识别模块之间的通信。 下面详 细说明本申请实施例中的嵌入式图像记录设备与钞票处理设备间的交互通信 的过程。
钞票处理设备工作后， 扫描单元 304可以对钞票进行扫描， 扫描单元 304 对钞票进行扫描后可以得到钞票的图像数据。得到图像数据之后，识别发送单 元 305可以对钞票进行识别并通过 USB0 高速口向图像记录设备发送图像数 据。上述识别发送单元 305对钞票的识别可以包括对图像数据的完整性和图像 数据内容的识别。
识别发送单元 305对钞票进行识别并向图像记录设备发送图像数据之后， 延迟单元 306可以开启延迟计时器， 对延迟时间进行计时。 当检测到高速通信口存在图像数据时，第一写入单元 301将图像数据写入 緩沖队列；
本申请实施例中的嵌入式图像记录设备可以包括高速通信口和緩沖队列， 当检测到高速通信口存在图像数据时，第一写入单元 301将图像数据写入緩沖 队列。上述的緩沖队列为先进先出的緩沖队列， 上述的高速通信口可以接收的 数据包括图像数据和指令数据， 当检测到高速通信口存在数据时， 图像记录设 备可以根据接收数据的高速通信口来区分数据的类型，在确定数据为图像数据 时， 对数据进行写入操作， 在确定数据为指令数据时， 根据指令数据的内容执 行下一步操作。
当緩沖队列存在图像数据时，压缩单元 302压缩图像数据，接着第二写入 单元 303将压缩后的图像数据写入存储器；
压缩单元 302压缩图像数据之后， 可以将压缩后的图像数据写入存储器， 上述的存储器可以是硬盘， 也可以是其它高速存储设备。 上述第二写入单元 303将压缩后的图像数据写入存储器的具体过程可以为： 创建子单元 3031在 存储器创建与压缩后的图像数据相匹配的图像数据文件夹， 接着存入子单元 3032将压缩后的数据存入数据文件夹中。
下面以一个具体示例来说明上述图像记录设备将压缩后的图像数据写入 存储器的具体过程：
首先可以设计专门的文件目录结构， 具体可以为盘符： \日期目录\小时目 录\分秒. bin, 每笔交易可以建立一个文件夹， 这笔交易的所有图像都存储在这 个文件夹中， 文件的存储路径、 文件和文件夹的名字可以由交易时间决定。 例 如有笔交易从 12年 9月 28日 16点 05分 19秒开始交易， 那么这笔交易的图 像文件路径为 "盘符 :\120928\16\分秒. 11"。
延迟计时器到达预设时间后，第一发送单元 307向控制中心发送钞票识别 结果和图像记录结果； 上述的预设时间可以根据硬件情况进行设定， 同时由于 延迟预设时间是为了等待钞票识别过程和图像记录过程的完成，因而预设时间 可以根据实际运行的情况进行设定， 例如完成上述的过程需要 1毫秒， 则可以 将预设时间设定为 1.5毫秒。 延迟计时器到达预设时间后， 识别模块向控制中 心发送钞票识别结果和图像记录结果。
控制中心接收到识别模块发送的钞票识别结果和图像记录结果之后，判断 单元 308 可以根据接收到的钞票识别结果和图像记录结果判断是否对钞票重 新进行扫描， 例如可以设定当钞票识别和图像记录中的任一项失败时，通知扫 描模块对钞票进行重新扫描。
本申请实施例中， 扫描单元 304首先对钞票进行扫描， 得到图像数据， 然 后识别发送单元 305对钞票进行识别并向图像记录设备发送图像数据，接着延 迟单元 306开启延迟计时器； 当检测到高速通信口存在图像数据时， 第一写入 单元 301将图像数据写入緩沖队列， 然后当緩沖队列存在图像数据时，压缩单 元 302压缩数据，接着第二写入单元 303将压缩后的图像数据写入存储器； 延 迟计时器到达预设时间后，第一发送单元 307向控制中心发送钞票识别结果和 图像记录结果；最后判断单元 308根据接收到的钞票识别结果和图像记录结果 判断是否对钞票重新进行扫描。由于本申请实施例的方法设置了緩沖队列并对 数据进行了压缩， 因此可以大幅度降低对设备性能的要求，从而方便实现钞票 图像的记录、 实时查询和转发， 本申请实施例的装置体积小， 成本低， 可以集 成在钞票处理设备内部。 所属领域的技术人员可以清楚地了解到， 为描述的方便和筒洁， 上述描述 的系统，装置和单元的具体工作过程，可以参考前述方法实施例中的对应过程， 在此不再赘述。
以上所述， 以上实施例仅用以说明本申请的技术方案， 而非对其限制； 尽 管参照前述实施例对本申请进行了详细的说明，本领域的普通技术人员应当理 解： 其依然可以对前述各实施例所记载的技术方案进行修改， 或者对其中部分 技术特征进行等同替换； 而这些修改或者替换， 并不使相应技术方案的本质脱 离本申请各实施例技术方案的精神和范围。

Claims

权 利 要 求
1、 一种嵌入式图像记录方法， 其特征在于， 包括：
当检测到高速通信口存在图像数据时，图像记录设备将所述图像数据写入 緩沖队列；
当所述緩沖队列存在图像数据时， 图像记录设备压缩所述图像数据； 图像记录设备将压缩后的图像数据写入存储器；
所述緩沖队列为先进先出的緩沖队列。
2、 根据权利要求 1所述的嵌入式图像记录方法， 其特征在于， 所述图像 记录设备将压缩后的图像数据写入存储器包括：
图像记录设备在存储器创建与所述压缩后的图像数据相匹配的图像数据 文件夹；
图像记录设备将所述压缩后的图像数据存入所述图像数据文件夹中。
3、 根据权利要求 1所述的嵌入式图像记录方法， 其特征在于， 在步骤当 检测到高速通信口存在图像数据时， 将所述图像数据写入緩沖队列之前还包 括：
识别模块对钞票进行扫描， 得到图像数据；
识别模块对所述钞票进行识别并向图像记录设备发送所述图像数据； 识别模块开启延迟计时器。
4、 根据权利要求 3所述的嵌入式图像记录方法， 其特征在于， 在步骤图 像记录设备将所述压缩后的图像数据写入存储器之后还包括：
所述延迟计时器到达预设时间后，识别模块向控制中心发送钞票识别结果 和图像记录结果； 控制中心根据接收到的所述钞票识别结果和图像记录结果判断是否对所 述钞票重新进行扫描。
5、 根据权利要求 1至 4中任一项所述的嵌入式图像记录方法， 其特征在 于， 所述方法还包括：
控制中心通过向所述图像记录设备发送预设格式的查询命令符查询图像 数据。
6、 根据权利要求 5所述的嵌入式图像记录方法， 其特征在于， 所述方法 还包括：
所述控制中心向所述图像记录设备发送预设格式的转发命令符； 所述图像记录设备根据所述转发命令符向所述识别模块发送命令数据。
7、 一种嵌入式图像记录装置， 其特征在于， 包括：
第一写入单元， 用于当检测到高速通信口存在图像数据时，将所述图像数 据写入緩沖队列；
压缩单元， 用于当所述緩沖队列存在图像数据时， 压缩所述图像数据； 第二写入单元， 用于将压缩后的图像数据写入存储器；
所述緩沖队列为先进先出的緩沖队列。
8、 根据权利要求 7所述的嵌入式图像记录装置， 其特征在于， 所述第二 写入单元包括：
创建子单元，用于在存储器创建与所述压缩后的图像数据相匹配的图像数 据文件夹；
存入子单元， 用于将所述压缩后的图像数据存入所述图像数据文件夹中。
9、 根据权利要求 7所述的嵌入式图像记录装置， 其特征在于， 所述装置 还包括：
扫描单元， 用于对钞票进行扫描， 得到图像数据；
识别发送单元，用于对所述钞票进行识别并向图像记录设备发送所述图像 数据；
开启单元， 用于开启延迟计时器。
10、 根据权利要求 9所述的嵌入式图像记录装置， 其特征在于， 所述装置 还包括：
第一发送单元， 用于所述延迟计时器到达预设时间后， 向控制中心发送钞 票识别结果和图像记录结果；
判断单元，用于根据接收到的所述钞票识别结果和图像记录结果判断是否 对所述钞票重新进行扫描。
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