TW202119177A - Information processing method for an electronic handwriting note to link video playing time and a video recording device - Google Patents

Abstract

The present invention is an information processing method for an electronic handwriting note to link video playing time and a video recording device. The information processing method is applied to the video recording device. The video recording device starts shooting and continuously receives a multiple video sources and corresponding a video capturing time. When the video recording device receives first electronic handwriting information, it is processed and an electronic handwriting object is generated. The video recording device establishes a play time point link information between the electronic handwriting object and the video received at the time corresponding to receiving the first electronic handwriting information according to the time when the record information is received. The electronic handwriting object is stored with a picture information. The video is ended, and the video file is stored with a time information and the electronic handwriting object information is stored according to the electronic handwriting object capturing time, so that a user can select the electronic handwriting object and play the video according to the time information stored with the electronic handwriting object. The point in time of the image to improve ease of use. The electronic handwriting object links to video time is used to speed up video clip searching and make users more convenient.

Description

Information processing method and video recording device for electronic writing record linking video playback time

The present invention relates to an information processing method and a recording device, in particular to an information processing method for electronically written records linking video playback time and the recording device.

At present, in order to retain the content discussed during the meeting, a video recording device will be used to record the entire meeting. The video recording device will continue to receive multiple screens during the conference and will receive all the screens after the conference is over. Stored as a video information, the video information is a video file for subsequent executives to continue to understand, clarify, and track any important matters discussed during the meeting.

Usually, in addition to recording the entire meeting through the recording device, one or more important information during the meeting is recorded by screenshots through an input device provided by the recording device or connected to the recording device, and Save more than one picture information for viewing. When the executive wants to quickly understand the general content of the meeting, they will give priority to viewing the important information recorded in the picture information to quickly grasp the key points of the meeting. When the executive wants to know more about the details of the important information, they can choose to watch The video information, and adjust the playback time of the video information to the time corresponding to the important information to confirm the content of the meeting.

However, when the above-mentioned executive chooses the time to watch the recorded information based on important information, because the number of screenshots is limited and the corresponding video clips are longer, it takes a lot of time to find the precise time point of the corresponding playback, and It may find the wrong time point, resulting in wrong or incomplete information, causing inconvenience in use.

In view of the inconvenience of the above-mentioned current technology, the main purpose of the present invention is to provide an information processing method for users to quickly and accurately correspond to the video playback time, so that the user can record Record the time point of the important electronic writing record and the time of the currently recorded video to establish a link information of the playback time, so that the subsequent executives can choose to confirm the important information according to the link information of the playback time corresponding to the electronic writing object. Open the recording information directly and select the corresponding time to play.

The technical means adopted to achieve the above purpose is to make the aforementioned information processing method for users to customize the video playback time to be applied to a recording device, and the recording device executes the following steps: Starting the recording step is to receive and store an image information, and continue to count a recording time for storing the image information; The step of generating electronic writing object information is to generate and store an electronic writing object information when receiving a first electronic writing record information; wherein the electronic writing object information corresponds to the first electronic writing record information; The step of establishing the link information of the playback time point is to store a link information of the playback time point according to the count record of the recording time when the first electronic writing record information is generated; The step of generating picture information is to generate and store picture information when receiving a screen capture command, wherein the picture information corresponds to the electronic writing object information; The end of the recording step is to stop continuing to store the image information and stop counting the recording time when a stop recording command is received.

According to the above method, when the recording device continues to record, if the first electronic writing record information is received, the first electronic writing record information is processed to generate the electronic writing object information, and the recording device is based on The time when the first electronic writing record information is received, the electronic writing object information and the recording time of the image received corresponding to the time when the first electronic writing record information is received, the link information of the playback time point is established, and the The images and the corresponding recording time are stored as the recording information, and the image information including the electronic writing object information and the link information of the playback time point is stored for the user to automatically record the electronic writing object information in the meeting Corresponding to the playback time of the recorded information, so that other personnel can directly open the recorded information based on the electronically written object information and select the corresponding playback time point for playback, so that the user can quickly find the time point when the recorded information should be played , And avoid receiving wrong or incomplete information, so as to improve the convenience of use and the accuracy of information.

Regarding the preferred embodiment of the information processing method of the electronic writing record linked to the video playback time of the present invention, please refer to FIG. 1, which is applied to a recording device 10, which can provide users in the process of meeting and teaching. To record images about the meeting and teaching process, the recording device 10 includes an image information receiving module 11, a processing module 12, an electronic writing record information receiving module 13 and a storage module 14.

The processing module 12 is electrically connected to the image information receiving module 11, the electronic writing record information receiving module 13 and the storage module 14. The image information receiving module 11 can be connected to multiple image capturing devices 20 to receive multiple images captured by the image capturing devices 20 of multiple lines, that is, it can be used to receive different directions, environments, angles, etc. Of multiple images. The electronic writing record information receiving module 13 can be connected to an input device 30, which can be an electronic whiteboard, a touch panel or a human interface device (HID interface) for the user Any information about the conference process, teaching process, etc. is input on the input device 30, and a first electronic writing record information can be generated according to the user's input operation on the input device. In this embodiment, when the processing module 12 receives an image information captured by the image capturing device 20 through the image information receiving module 11, the processing module 12 stores the image information in the The storage module 14 continuously counts and stores a recording time of the image information for subsequent use.

In this embodiment, please refer to Figures 1 and 2. The input device 30 provides an input interface 31 for the user to operate on the input interface 31 to record any information, and when the user completes the operation, The user can operate the input module 30 to generate a screen capture command, representing that the user has completed the input operation, and send the screen capture command to the processing module 12 through the electronic writing record information receiving module 13 The screen of the input interface 31 is saved as a corresponding piece of picture information for the user to view later, and the picture information corresponds to the electronic writing object information. In addition, the user can generate multiple pieces of electronic writing object information through multiple operations, and then operate the input interface 31 to cause the input module 30 to generate the screen capture command to transfer multiple pieces of electronic writing object information Integrate and save the corresponding picture information. In other words, the image information may include multiple electronic writing object information.

Generally speaking, the electronic writing object information is generated by the user writing on the input device 30. For example, the input device 30 is an electronic whiteboard, and the user writes and inputs on the electronic whiteboard with an electronic whiteboard pen. Informational behavior. Or, the input device 30 is a touchpad, and the user directly touches and writes with his fingers on the touchpad to input information.

Regarding the information processing method of the electronic writing record linked to the video playback time of the present invention, please refer to FIG. 3, which is applied to the recording device 10, and the recording device 10 performs the following steps: Starting the recording step is to receive and store an image information, and continue to count a recording time for storing the image information (S30); The step of generating electronic writing object information is to generate and store an electronic writing object information when receiving a first electronic writing record information; wherein the electronic writing object information corresponds to the first electronic writing record information (S40); The step of establishing the link information of the playback time point is to store a link information of the playback time point according to the count record of the recording time when the first electronic writing record information is generated (S50); The step of generating picture information is to generate and store a picture information when receiving a screen capture command, wherein the picture information corresponds to the electronic writing object information (S60); The end of the recording step is to stop continuing to store the image information and stop counting the recording time when a stop recording command is received (S70).

In this embodiment, when the steps of "generating electronic writing object information step (S40)" are executed, please further refer to Figures 2 and 4, and the record information entered by the user on the input interface 31 is "ABCD For example, when the user inputs "ABCD" on the input interface 31 of the input device 30, the processing module 12 first receives the first electronic writing record information, and the processing module 12 generates a corresponding first An electronic writing record information of the object number information, and storing an initial input time t1 according to the count record of the recording time, and determining whether a complete input command is received. In this embodiment, the first electronic writing record information includes input track information. After the user completes the input of the first electronic writing record information, the input device 30 transmits an input completion command to the processing module 12 through the electronic writing record information receiving module 13, and the processing module 12 performs the input according to the first The input track information of the electronic writing record information generates an object range information, and the object range information, the initial input time, and the object number information are integrated to generate the electronic writing object information. For example, when the user operates the input device 30, after writing is completed, the operation of the input device 30 will be ended, that is, stop writing or leave the input interface 31. At this time, the input device 30 can generate the completion Enter the instruction, which means that the input has been completed.

In this embodiment, the input trajectory information is respectively a piece of landmark information, and the coordinate information includes plural coordinates. The processing module 12 of the recording device 10 selects plural coordinates from the coordinates of the coordinate information as the plural ends. Point the coordinates, calculate a selection range 132 based on the endpoint coordinates, and calculate the object range information based on the selection range. Among them, the coordinates of the coordinate information are all located in the selected range. In addition, in order to completely select the first electronic writing record information, the preferred number of the endpoint coordinates is four, and the selection range 132 is preferably a rectangular selection range, and the object range information is a rectangular object range information.

In this embodiment, the coordinates of the coordinate information respectively have a first axis coordinate value and a second axis coordinate value. The processing module 12 of the video recording device 10 selects the largest first-axis coordinate value and the largest second-axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates of the coordinate information as The coordinates of the first endpoint. And the processing module 12 of the recording device 10 selects the largest first axis coordinate value and the smallest second axis coordinate value from each of the first axis coordinate values and each second axis coordinate value of the coordinates as the second End point coordinates. And the processing module 12 of the recording device 10 selects the smallest first axis coordinate value and the smallest second axis coordinate value from each of the first axis coordinate values and each second axis coordinate value of the coordinates as the third End point coordinates. And the processing module 12 of the recording device 10 selects the smallest first axis coordinate value and the largest second axis coordinate value from each of the first axis coordinate values and each second axis coordinate value of the coordinates as the fourth End point coordinates.

Furthermore, in this embodiment, when the user operates the input device 30, the input text strokes and graphic strokes have breakpoints, and the user will stop writing or leave the input interface 31. Therefore, when the processing module 12 receives the completion input command, the processing module 12 counts down a buffer time, and determines whether a second electronic writing record information is received within the buffer time. After the buffer time countdown expires, if the second electronic writing record information is still not received, it means that the user has completed the input operation. The processing module 12 generates an object based on the input trajectory information of the first electronic writing record information Scope information, and integrate the scope information of the object, the initial input time, and the object number information to generate the electronic writing object information. However, if the second electronic writing record information is received during the timing of the buffer time, it means that the user has not completed the input operation, but temporarily stopped or left because of the breakpoint of the stroke. Therefore, the processing module 12 will The second electronic writing record information is integrated into the first electronic writing record information, and it is determined whether the completion input command is received or not.

In another embodiment, as the content of the meeting discussion is different, or the discussion topics are extended, etc., the user will input different record information at different time points at the position corresponding to a certain object information, please As shown in FIG. 2, when the user first completes inputting the record information of a triangle pattern on the input interface 31, the processing module 12 will first generate the corresponding first electronic writing object information A according to the triangle pattern. The person further inputs another English character W on the record information of the triangle pattern, and the processing module 12 will also generate the corresponding second electronic writing object information B according to the English character W.

In addition, when the above steps are performed to the "step of establishing playback time point link information (S50)", please refer to FIGS. 1 and 2. The processing module 12 confirms the initial input time t1 according to the initial input time t1. After the recording time t2 of the image information received at the same time, the processing module 12 establishes the link information of the playback time point of the object information and the recording time t2 of the corresponding image according to the initial input time t1 and the recording time t2. The following table shows examples: Initial input time t1 Recording time t2 Corresponding to the playback time of the object information, the time of the link information 00:23:45 00:23:45 00:23:45 00:48:17 00:48:17 00:48:17 01:05:33 01:05:33 01:05:33 ‧ ‧ ‧ ‧ ‧ ‧ ‧ ‧ ‧

For example, the initial input time t1 for generating the first electronic writing record information is 00:23:45, and the time t2 is 00:23:45 based on the recording time t2 of the images received at the same time, and the processing module 12 creates The playback time point between the electronic writing object information and the corresponding image is 00:23:45, that is, when the user selects the electronic writing object information, the recording time is automatically 00:23:45 The image of is started to play, and the electronic writing object information is used as the index of the playing image, so that subsequent related users can directly watch the corresponding image according to the selection of the corresponding electronic writing object information.

When the above steps of "generating picture information step (S60)" are performed, please refer to Figures 1 and 2. When the user completes the required input on the input interface 31, or the input interface 31 has insufficient space For user input, the input device 30 can be operated by the user to generate the screen capture command, and the input device 30 can send the screen capture command to the processing module 12 through the electronic writing record information receiving module 13, All the electronic writing object information recorded in the input interface 31 is stored as corresponding picture information for the user to view later by browsing the picture information.

When the above step of "end recording step (S70)" is performed, please refer to FIG. 1. When the processing module 12 receives the stop recording command, the processing module 12 stops continuing to store the image information, and stops Count the recording time. Furthermore, when the processing module 12 receives the stop recording command, the processing module 12 can automatically generate the screen capture command to store all the electronic writing object information recorded in the input interface 31 into corresponding The picture information prevents the user from forgetting to operate the input device 30 to generate the screen capture command and cause data loss.

In this embodiment, please refer to FIG. 5. The information processing method of the electronic writing record linking the video playback time of the present invention further provides a video information playback program (S80), and please also refer to FIG. 6, the video information The playback program (S80) includes the following steps: The step of receiving a picture information selection command is to receive a picture information selection command, and read the picture information corresponding to the picture information selection command (S81); The step of playing video information is to receive an electronic writing object information selection command, according to the electronic writing object information selection command to select the electronic writing object information and its corresponding playback time point link information, and read the corresponding playback time point link And move the playback time of the image information to the initial input time corresponding to the selected electronic writing object information, and then start to play the image information (S82).

In another embodiment of the recording information playing procedure, please refer to FIG. 7. The recording information playing procedure (S80) includes the following steps: The step of receiving a picture information selection command is to receive a picture information selection command, and read the picture information corresponding to the picture information selection command (S801); The step of receiving an electronic writing object information selection instruction is to determine whether the electronic writing object information selection instruction selects multiple electronic writing object information when receiving an electronic writing object information selection instruction (S802); In the step of selecting electronic writing object information, when multiple electronic writing object information is not selected by the electronic writing object information selection command, mark the selected electronic writing object information (S803), and determine whether the confirmation command is received (S804) ； The playback image information step is to read the image information corresponding to the playback time link information according to the marked electronic writing object information and its corresponding playback time link information when receiving the confirmation command, and move the image information After the video recording time reaches the initial input time corresponding to the selected electronic writing object information, start to play the video information (S805); In the step of selecting electronic writing object information, when multiple electronic writing object information is selected by the electronic writing object information selection command, based on the selected object range information corresponding to the electronic writing object information, further marking the object range information as the smallest The electronic writing object information of (S806), and it is determined whether the confirmation command is received (S804).

Furthermore, referring to FIG. 1, the recording device 10 further includes a user interface connection module 15 and a display device connection module 16. The processing module 12 is connected to the user interface connection module 15, and is connected to a user interface 40 through the user interface connection module 15, and the processing module 12 is received through the user interface connection module 15 The picture information selection command generated by the user interface 40 and the picture information corresponding to the picture information selection command are read.

The display device connection module 16 is connected to the processing module 12. And the processing module 12 is connected to a display device 50 through the display device connection module 16.

In this embodiment, when the processing module 12 receives an electronic writing object information selection command generated by the user interface 40, the processing module 12 selects the electronic writing object information and the electronic writing object information according to the electronic writing object information selection command. The corresponding playback time link information, read the image information corresponding to the playback time link information, and move the recording time of the image information to the initial input time corresponding to the selected electronic writing object information, the processing module 12 Start to play the image information, and output the played image information from the display device connection module 50 to the display device 50 for display.

In another embodiment, when the processing module 12 receives an electronic writing object information selection command generated by the user interface 40, the processing module 12 determines whether the electronic writing object information selection command selects multiple electronic writing Object information. When the electronic writing object information selection command does not select multiple electronic writing object information, the processing module 12 marks the selected electronic writing object information, and determines whether to receive a confirmation command generated by the user interface 40.

When the processing module 12 receives the confirmation command, the processing module 12 reads the image information corresponding to the playback time link information according to the marked electronic writing object information and its corresponding playback time link information, and After moving the recording time of the image information to the initial input time corresponding to the selected electronic writing object information, the processing module 12 starts to play the image information, and the played image information is output from the display device 50 connection module Until the display device 50 displays.

When the electronic writing object information selection command selects multiple electronic writing object information, the processing module 12 further marks the electronic writing object information with the smallest object range information according to the object range information corresponding to the selected electronic writing object information , And determine whether to receive the confirmation command generated by the user interface.

According to the above content, when the recording device 10 is in the process of recording, the user can establish a playback link with the recorded image according to the first electronic writing record information and the time point of input, so that the user can use According to the first electronic writing record information, the image received at the time corresponding to the first electronic writing record information can be directly played, so as to improve the convenience of use and obtain the accuracy of the information.

10: Video recording device 11: Image information receiving module 12: Processing module 13: Electronic writing record information receiving module 131: Input screen 132: Selection range 14: Storage module 15: User interface connection module 16: Display device connection module 20: Image capture device 30: Input device 40: User Interface 50: display device A: The first object information B: The second object information t1: initial input time t2: recording time

Figure 1 is a block diagram of the system architecture of the preferred embodiment of the present invention. FIG. 2 is a schematic diagram of object information in a preferred embodiment of the present invention. Fig. 3 is the first schematic diagram of the method flow of the preferred embodiment of the present invention. Fig. 4 is a schematic diagram of the time axis of the preferred embodiment of the present invention. Fig. 5 is a second schematic diagram of the method flow of the preferred embodiment of the present invention. Fig. 6 is the third schematic diagram of the method flow of the preferred embodiment of the present invention. FIG. 7 is the fourth schematic diagram of the method flow of the preferred embodiment of the present invention.

10: Video recording device

11: Image information receiving module

12: Processing module

13: Electronic writing record information receiving module

14: Storage module

15: User interface connection module

16: Display device connection module

20: Image capture device

30: Input device

40: User Interface

50: display device

Claims (16)

An information processing method for electronically written records linked to video playback time is applied to a recording device, and the recording device executes the following steps: Starting the recording step is to receive and store an image information, and continue to count a recording time for storing the image information; The step of generating electronic writing object information is to generate and store an electronic writing object information when receiving a first electronic writing record information; wherein the electronic writing object information corresponds to the first electronic writing record information; The step of establishing the link information of the playback time point is to store a link information of the playback time point according to the count record of the recording time when the first electronic writing record information is generated; The step of generating picture information is to generate and store picture information when receiving a screen capture command, wherein the picture information corresponds to the electronic writing object information; The end of the recording step is to stop continuing to store the image information and stop counting the recording time when a stop recording command is received. For the information processing method of the electronic writing record linked to the playing time of the video described in claim 1, when the "Step of Generating Electronic Writing Object Information" is executed, the electronic writing object information is generated according to the following steps: When receiving the first electronic writing record information, generate a pair of object number information corresponding to the first electronic writing record information, and store an initial input time according to the recording time count record, and determine whether a complete input is received Instruction; the first electronic writing record information includes an input trajectory information; When the completion input command is received, an object range information is generated based on the input track information of the first electronic writing record information, and the object range information, the initial input time, and the object number information are integrated to generate the electronic writing object News. For the information processing method of the electronic writing record linked to the playing time of the video described in claim 1, when the "Step of Generating Electronic Writing Object Information" is executed, the electronic writing object information is generated according to the following steps: When receiving the first electronic writing record information, generate a pair of object number information corresponding to the first electronic writing record information, and store an initial input time according to the recording time count record, and determine whether a complete input is received Instruction; wherein the first electronic writing record information includes an input track information; When the recording device receives the completion input command, count down a buffer time, and determine whether a second electronic writing record information is received within the buffer time; wherein the second electronic writing record information includes an input trajectory information; When the recording device receives the second electronic writing record information within the buffer time, integrate the second electronic writing record information into the first electronic writing record information, and determine whether the completion input command is received; When the recording device does not receive the second electronic writing record information within the buffer time, generate object range information based on the input track information of the first electronic writing record information, and integrate the object range information and the initial input time , And the object number information to generate the electronic writing object information. For the information processing method of the electronic writing record linked to the playing time of the video as described in claim 2 or 3, wherein the input track information is a coordinate information, and the coordinate information includes plural coordinates, and the recording device starts from the coordinate information. Select a plurality of coordinates from the iso-coordinates as the plural end coordinates, calculate a selected range based on the end coordinates, and calculate the range information of the object based on the selected range; Among them, the coordinates of the coordinate information are all located in the selected range. The information processing method for linking the video playback time with the electronic writing record according to claim 4, wherein the number of the endpoint coordinate information is four, and the selection range is a rectangular selection range, and the object range information is a rectangular object Range information Wherein, the coordinates of the coordinate information respectively have a first axis coordinate value and a second axis coordinate value; Wherein, the recording device selects the largest first axis coordinate value and the largest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the first end point coordinate; Wherein, the recording device selects the largest first axis coordinate value and the smallest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the second end point coordinate; Wherein, the video recording device selects the smallest first-axis coordinate value and the smallest second-axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the third end point coordinate; Wherein, the recording device selects the smallest first axis coordinate value and the largest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the fourth end point coordinate. For example, the information processing method of the electronic writing record linked to the playing time of the video as described in claim 2 or 3, further includes a recording information playing procedure executed by the recording device, wherein the recording information playing procedure includes the following steps: The step of receiving a picture information selection command is to receive a picture information selection command, and read the picture information corresponding to the picture information selection command; The step of playing video information is to receive an electronic writing object information selection command, according to the electronic writing object information selection command to select the electronic writing object information and its corresponding playback time point link information, and read the corresponding playback time point link After moving the recording time of the image information to the initial input time corresponding to the selected electronic writing object information, start to play the image information. For example, the information processing method for electronically written records linked to video time as described in claim 2 or 3, further includes a recording information playback procedure executed by the recording device, wherein the recording information playback procedure includes the following steps: The step of receiving a picture information selection command is to receive a picture information selection command, and read the picture information corresponding to the picture information selection command; The step of receiving an electronic writing object information selection instruction is to determine whether the electronic writing object information selection instruction selects multiple electronic writing object information when receiving an electronic writing object information selection instruction; The step of selecting electronic writing object information is to mark the selected electronic writing object information when the electronic writing object information selection command does not select multiple electronic writing object information, and judging whether a confirmation command is received; The playback image information step is to read the image information corresponding to the playback time link information according to the marked electronic writing object information and its corresponding playback time link information when receiving the confirmation command, and move the image information After the video recording time reaches the initial input time corresponding to the selected electronic writing object information, the video information starts to be played. Such as the information processing method of electronic writing record linking video playback time described in claim 7, when the "selecting electronic writing object information step" is executed, it is further when the electronic writing object information selection command selects multiple electronic writing object information , According to the selected object range information corresponding to the selected electronic writing object information, further mark the electronic writing object information with the smallest object range information, and determine whether the confirmation command is received. A video recording device containing: An image information receiving module; An electronic writing record information receiving module; A storage module; and A processing module, electrically connected to the image information receiving module, the electronic writing record information receiving module, and the storage module; Wherein, the processing module receives an image information through the image information receiving module, stores the image information in the storage module, and continuously counts a recording time for storing the image information; Wherein, when the processing module receives a first electronic writing record information through the electronic writing record information receiving module, the processing module generates an electronic writing object information, and stores the electronic writing object information in the storage module In; wherein, the electronic writing object information corresponds to the first electronic writing record information; Wherein, when the processing module generates the first electronic writing record information, the processing module stores a playback time point link information according to the count record of the recording time; Wherein, when the processing module receives a screen capture command, it generates and stores a picture information in the storage module; wherein the picture information corresponds to the electronic writing object information; Wherein, when the processing module receives a recording stop instruction, the processing module stops continuing to store the image information, and stops counting the recording time. The recording device according to claim 9, wherein, when the processing module receives the first electronic writing record information, the processing module first generates object number information corresponding to the first electronic writing record information, and based on the Record the recording time count record and store an initial input time, and determine whether a complete input command is received; wherein the first electronic writing record information includes an input trajectory information; Wherein, when the processing module receives the complete input command, the processing module generates object range information according to the input track information of the first electronic writing record information, and integrates the object range information, the initial input time, and The object number information generates the electronic writing object information. The recording device according to claim 9, wherein, when the processing module receives the first electronic writing record information, the processing module first generates object number information corresponding to the first electronic writing record information, and based on the Record the recording time count record and store an initial input time, and determine whether a complete input command is received; wherein the first electronic writing record information includes an input trajectory information; Wherein, when the processing module receives the completion input command, the processing module counts down a buffer time, and determines whether a second electronic writing record information is received within the buffer time; wherein the second electronic writing record The information includes an input trajectory information; Wherein, when the processing module receives the second electronic writing record information within the buffer time, the processing module integrates the second electronic writing record information into the first electronic writing record information, and determines whether to receive To complete the input instruction; Wherein, when the processing module does not receive the second electronic writing record information within the buffer time, the processing module generates an object range information according to the input trajectory information of the first electronic writing record information, and integrates the object The scope information, the initial input time, and the object number information generate the electronic writing object information. The recording device according to claim 10 or 11, wherein the input trajectory information is a coordinate information, and the coordinate information includes a plurality of coordinates, and the processing module selects a plurality of coordinates from the coordinates of the coordinate information. Is a plurality of endpoint coordinates, and calculates a selection range based on the endpoint coordinates, and calculates the range information of the object based on the selection range; Among them, the coordinates of the coordinate information are all located in the selected range. The recording device according to claim 12, wherein the number of the endpoint coordinate information is four, and the selection range is a rectangular selection range, and the object range information is a rectangular object range information; Wherein, the coordinates of the coordinate information respectively have a first axis coordinate value and a second axis coordinate value; Wherein, the processing module selects the largest first axis coordinate value and the largest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the first end point coordinate; Wherein, the processing module selects the largest first axis coordinate value and the smallest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the second end point coordinate; Among them, the processing module selects the smallest first axis coordinate value and the smallest second axis coordinate value among the respective first axis coordinate values and the respective second axis coordinate values of the coordinates as the third endpoint coordinates; Wherein, the processing module selects the smallest first axis coordinate value and the largest second axis coordinate value from each first axis coordinate value and each second axis coordinate value of the coordinates as the fourth end point coordinate. The recording device according to claim 10 or 11, further comprising: A user interface connection module is connected to the processing module; wherein the processing module is connected to a user interface through the user interface connection module, and the processing module receives the processing module through the user interface connection module A picture information selection command generated by the user interface, and the picture information corresponding to the picture information selection command is read; A display device connection module connected to the processing module; wherein the processing module is connected to a display device through the display device connection module; Wherein, when the processing module receives an electronic writing object information selection instruction generated by the user interface, the processing module selects the electronic writing object information according to the electronic writing object information selection instruction and its corresponding playback time point link Information, read the image information corresponding to the linked information at the playback time point, and move the recording time of the image information to the initial input time corresponding to the selected electronic writing object information, the processing module starts to play the image information, and The played image information is output from the display device connection module to the display device for display. The recording device according to claim 10 or 11, further comprising: A user interface connection module is connected to the processing module; wherein the processing module is connected to a user interface through the user interface connection module, and the processing module receives the processing module through the user interface connection module A picture information selection command generated by the user interface, and the picture information corresponding to the picture information selection command is read; A display device connection module connected to the processing module; wherein the processing module is connected to a display device through the display device connection module; Wherein, when the processing module receives an electronic writing object information selection instruction generated by the user interface, the processing module determines whether the electronic writing object information selection instruction selects multiple electronic writing object information; Wherein, when the electronic writing object information selection command does not select multiple electronic writing object information, the processing module marks the selected electronic writing object information, and determines whether to receive a confirmation command generated by the user interface; Wherein, when the processing module receives the confirmation command, the processing module reads the image information corresponding to the playback time link information according to the marked electronic writing object information and its corresponding playback time link information, and After moving the recording time of the image information to the initial input time corresponding to the selected electronic writing object information, the processing module starts to play the image information, and outputs the played image information from the display device connection module to the Display device display. The recording device according to claim 15, wherein when the electronic writing object information selection command selects a plurality of electronic writing object information, the processing module according to the selected object range information corresponding to the electronic writing object information, Further mark the electronic writing object information with the smallest object range information, and determine whether to accept the confirmation command generated by the user interface.

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