•201025027 . 六、發明說明： 【發明所屬之技術領域】 本發明是有關於-種以即時訊息分享資料之裝置、复 ㈣訊息分享多媒體資料程式之儲存裝置，特別 疋有關於-種以即時訊息分享多媒體串流之裝置、其 . 内儲即時訊息分享多媒體資料程式之儲存裝置。、及 【先前技術】 y ’衛星導航系統的應用越來越普遍 =依賴衛星導航系統來規劃行敬路線及導航，以避g 路及可避開交通突發狀況。然而，傳統 繙 口=，往往需要多道操作步驟== 設定’而增加了使用者的學習時間。在 導f系統中’如果使用者要導航至非系統已 所在再將地址輸人衛星導航系統， 仃許夕步驟，如果使用者正在開車， ^執 操“二此’如何"化衛星等航系統的 即時訊息（Instant Message)軟體已經十分 $或Skype’大多數的民眾都有 ；來： 人進行交談的經驗。因此，目前大多 介面尸時訊息軟體的登人㈣且熟悉即時訊妹體的操= ，外，使用者亦可透過即時訊息軟體傳送 。然而，遠端友人必須接收完整的檔案後^能開 3 201025027 啟或播放此檔案，使用者無法即時將檔案中某些片段分 享給遠端友人觀看。 有鑑於習知技藝之各項問題，為了能夠兼顧解決 之，本發明人基於多年研究開發與諸多實務經驗’提出 一種以即時訊息分享資料之裝置及其方法，以作為改善上 述缺點之實現方式與依據。 【發明内容】 有鑑於此，本發明之目的就是在提供一種以即時訊 息分享多媒體資料之裝置、其方法及内儲即時訊息分享多媒 體資料程式之儲存裝置，以提高分享資料之便利性。 根據本發明之目的，本發明提出一種以即時訊息分享 多媒體資料之方法，其包含下列步驟：播放一多媒體檔案；透 過一即時訊息程式，將一使用者識別資訊送入於一即時訊息 平台以完成一登錄程序；透過一即時訊息網路，與已登入於 此即時訊息平台之一遠端主機進行資料互傳；接收一觸發訊 號；將此多媒體檔案於觸發訊號出現之時間點後的資料轉換 成一多媒體串流（multimedia stream);經由此即時訊息網路 將此多媒體串流傳送予遠端主機；於遠端主機處播放此多媒 體串流。 此外，本發明更提出一種以即時訊息分享多媒體資 料之電子裝置，其包含一多媒體播放單元、一處理單元及一 串流轉換單元。處理單元用以執行一即時訊息程式，並將該 電子裝置之一使用者識別資訊送入於一即時訊息平台以完成 201025027 _ 一登錄程序，透過一即時訊息網路中與已登入於即時訊息平 台之遠端主機進行資料互傳。其中，當多媒體播放單元正在 播放一多媒體檔案而處理單元接收到一觸發訊號時，則串流 轉換單元將多媒體檔案於觸發訊號出現之時間點後的資料轉 換成一多媒體串流，而此多媒體串流係經由此即時訊息網路 傳送至遠端主機。 此外，本發明更提出一種内儲即時訊息分享多媒體 資料程式之儲存裝置，當電腦載入此即時訊息分享多媒 • 體資訊程式時，係執行下列步驟：播放一多媒體檔案； 將使用者識別資訊送入於即時訊息平台以完成登錄程 序；透過即時訊息網路，與已登入於該即時訊息平台之 遠端主機進行資料互傳；接收觸發訊號；將多媒體檔案 於執行觸發訊號出現之時間點後之資料轉換成多媒體串 流（multimedia stream);經由即時訊息網路將該多媒體串 流傳送予該遠端主機。 茲為使貴審查委員對本發明之技術特徵及所達到 ® 之功效有更進一步之瞭解與認識，謹佐以較佳之實施例 及配合詳細之說明如後。 【實施方式】 以下將參照相關圖式，說明依本發明較佳實施例之 即時訊息分享資料之方法及其電子裝置，為使便於理解， 下述實施例中之相同元件係以相同之符號標示來說明。 請參閱第1圖，其係為本發明之電子裝置之實施例之 5 201025027 方塊圖’使用者可使用此電子裝置以即時訊息與一遠端 友人共享位置賀訊。圖中，電腦裝置丄為本發明之裝置 之實施例人其包含—全球定位模組（Gps)1G 一處理單元 11、一顯不單元12及一記憶單元13。全球定位模組10係接 收至少四個，星之^位訊號，以計算出此電腦裝置i之位置 =貝訊。處理單it 11執行儲存於記憶單元13之即時訊息程式 14’並將-使用者識別資訊送人於—即時訊息平台15以完成 -登錄程序。登入之後，即時訊息程式14便將電腦裝置i 目别的網路連線相關資料，如Ip位址或連接埠ID，儲存 於即時訊息平台15中，以提供遠端的電腦裝置讀取。同樣 地’右使用者的友人已使用電腦裝置16登入於即時訊息平台 15，電腦裝置1可根據即時訊息平台15所儲存的電腦裝置 16的網路連線相關資料，於即時訊息網路151中進行點對 點連線，以互傳位置資訊及即時文字訊息。 顯示單元12用以顯示即時訊息程式14之一視覺化操作 介面2，如第2圖所示，此視覺化操作介面2具有一文字輸 ^區20、一地圖顯示區21及一歷史訊息顯示區22，而顯示 單元12於地圖顯示區21顯示電腦裴置丨之位置資訊，以及 距離使用者一預設距離内的友人所操作之電腦裝置^位置資 訊，在第2圖中，使用者之友人a、友人c及友人h已登入 到即時訊息平台15,且他們的所操作之電腦裝置皆配置^全 球定位模組，因此使用者、友人a、友人c及友人h彼此可 互傳位置資訊，並顯示於地圖顯示區21。使用者可視需 整地圖顯示區21之顯示比例尺。 °° 電腦裝置1視需要可包含一導航模組，以計算使用者 201025027• 201025027 . VI. Description of the Invention: [Technical Fields of the Invention] The present invention relates to a device for sharing information by instant messaging, and a storage device for complex (4) message sharing multimedia data programs, particularly related to instant messaging. A device for sharing multimedia streams, and a storage device for storing instant messaging multimedia files. And [Prior Art] The application of the y 'satellite navigation system is becoming more and more popular. Depends on the satellite navigation system to plan the route and navigation to avoid the road and avoid traffic accidents. However, traditional flipping = often requires multiple steps == setting' to increase the user's learning time. In the f system, if the user wants to navigate to the non-system where the address is already entered into the satellite navigation system, the 夕 夕 step, if the user is driving, ^ "follow this two" how to " satellite The system's Instant Message software is already very expensive or Skype's most people have it; Come to: People have experience in conversations. Therefore, most of the current corpse information software is boarded (4) and familiar with instant messaging. Users can also use the instant messaging software to transmit. However, the remote friend must receive the complete file. ^Can open 3 201025027 to open or play this file, the user can not instantly share some fragments in the file to the far In view of the various problems of the prior art, in order to be able to solve the problem, the inventor has proposed a device and method for sharing information by instant message based on years of research and development and many practical experiences, in order to improve the above disadvantages. The present invention is based on the present invention. In view of the above, the object of the present invention is to provide an instant message. The device for multimedia data, the method thereof and the storage device for storing the instant message sharing multimedia data program to improve the convenience of sharing the data. According to the purpose of the present invention, the present invention provides a method for sharing multimedia data by instant message, which includes the following Step: play a multimedia file; send a user identification information to an instant messaging platform through an instant messaging program to complete a login process; through an instant messaging network, it is far away from one of the instant messaging platforms The end host performs data transmission; receives a trigger signal; converts the multimedia file to a multimedia stream after the time when the trigger signal appears; and transmits the multimedia stream to the remote via the instant message network The host device plays the multimedia stream at the remote host. The present invention further provides an electronic device for sharing multimedia data with an instant message, comprising a multimedia playing unit, a processing unit and a stream converting unit. Used to execute an instant messaging program and will use this One of the sub-devices is sent to an instant messaging platform to complete the 201025027 _ one login process, and the data is transmitted to and from the remote host that has logged into the instant messaging platform through an instant messaging network. When the playback unit is playing a multimedia file and the processing unit receives a trigger signal, the streaming conversion unit converts the data of the multimedia file after the time when the trigger signal appears into a multimedia stream, and the multimedia stream is immediately The message network is transmitted to the remote host. In addition, the present invention further provides a storage device for storing the instant message sharing multimedia data program. When the computer loads the instant message sharing multimedia information program, the following steps are performed: a multimedia file; the user identification information is sent to the instant messaging platform to complete the login process; the instant messaging network is used to exchange data with the remote host that has logged into the instant messaging platform; the trigger signal is received; the multimedia file is received Data conversion after the time when the trigger signal appears Display string flow (multimedia stream); instant message via the network to the streaming media sequence remote host. In order to provide a better understanding and understanding of the technical features of the present invention and the effects of the achieved ® , the preferred embodiments and the detailed description are as follows. [Embodiment] Hereinafter, a method for sharing an instant message sharing information according to a preferred embodiment of the present invention and an electronic device thereof will be described with reference to the related drawings. For ease of understanding, the same components in the following embodiments are denoted by the same symbols. To illustrate. Please refer to FIG. 1 , which is an embodiment of an electronic device according to the present invention. 5 201025027 A block diagram of a user can use the electronic device to share a location message with a remote friend in an instant message. In the figure, a computer device is an embodiment of the device of the present invention, which comprises a global positioning module (Gps) 1G, a processing unit 11, a display unit 12 and a memory unit 13. The Global Positioning Module 10 receives at least four, star signals to calculate the location of the computer device i = Beixun. The processing unit 11 executes the instant messaging program 14' stored in the memory unit 13 and sends the user identification information to the instant messaging platform 15 to complete the registration process. After logging in, the instant messaging program 14 stores the network connection related information, such as the IP address or port ID, of the computer device i in the instant messaging platform 15 to provide reading by the remote computer device. Similarly, the friend of the right user has logged into the instant messaging platform 15 using the computer device 16. The computer device 1 can connect the related information of the computer device 16 stored in the instant messaging platform 15 to the instant messaging network 151. Perform point-to-point connections to exchange location information and instant text messages. The display unit 12 is configured to display a visual operation interface 2 of the instant message program 14. As shown in FIG. 2, the visual operation interface 2 has a text transmission area 20, a map display area 21, and a history information display area 22. And the display unit 12 displays the location information of the computer device in the map display area 21, and the location information of the computer device operated by the friend within a preset distance from the user. In the second figure, the friend of the user a Friends, friends and friends have logged into the instant messaging platform 15, and their computer devices are equipped with the global positioning module, so users, friends a, friends c and friends h can exchange location information with each other, and Displayed in the map display area 21. The user can visually display the display scale of the map display area 21. °° Computer device 1 can include a navigation module as needed to calculate the user 201025027
及^遠友人^胡的招查丨丨a々姑:也i并，. 於地圖顯示 輸入文字’ 起吃飯’接著’使用者可在地圖顯示區21點觸友人&之圖示， 則導航模組並根據使用者目前之位置資訊、友人a目前之 位置資訊及地圖資料庫，規劃出一較佳路線23，並以圖 式模式顯示於地圖顯示區或是以文字模式顯示較佳路線23 所經過之所有道路名稱❶接著，導航模組根據路線23及 電腦裝置1之位置資訊來產生一導航訊息，以導引使用 ❹者前往友人a之位置。此導航訊息可包括一左轉訊息、一右 轉訊息、一前方閘道提示訊息、一速限提醒訊息或一警用偵測器位 置提醒訊息，如第二圖中，當導航模組判斷使用者之位置已 接近轉彎處231，便產生一左轉訊息，其可顯示於顯示單 元12上或是由電腦裝置之制队輸出，以提醒使用者。 藉由上述過程’使用者可延續即時訊息程式的操作經 驗’以較簡便的方式來完成路線導航的設定。 請參閱第3圖，其係為本發明之使電子裝置及遠端主 機共享位置資訊之方法之實施例之步驟流程圖。圖中，此 方法係對應第1圖所示之電腦裝置1，此方法包含下列步 驟： 步驟30:使用處理單元11自記憶單元13讀取即時訊 息程式14並執行，於顯示單元12顯示即時訊息程式14之視 覺化操作介面2，並將一使用者識別資訊送入於一即時訊息 平台15以完成一登錄程序，並上傳電腦裝置1目前的網路 連線相關資料至即時訊息平台15 ; 7 201025027 步驟31:自即時訊息平台15下載已登入於即時訊息平台 之遠端友人所知作之電腦裝置之網路連線相關資料，根 據此網路連線相關資料於於即時訊息網路151中與遠端 友人所操作之電腦裝置進行點對點連線； 步驟32:使用全球定位模組1〇，以取得目前電腦裴 置1之位置資訊； _步驟33:經由即時訊息網路將電腦裝置1之位置 資訊傳送予遠端友人所操作之電腦裝置； 步驟34:經由該即時訊息網路151接收遠端友人所操 作之電腦裴置16之位置資訊； 、 置資::示3二== 遠端友人所操作的電腦裂置之位 持式= 電腦裝置較佳的是-手 請參閱第4圖，其係為本發明 例之方塊圖，使用者可使用此電 Υ裝置^一實施 遠端友人共享多媒體資料。圖中，電與- 單元U、-_元12二憶 處理 ㈣筆可A-餐立Μ 體檔案或串流資料，多媒 體棺案可為-影日檔案、一動畫槽案或—音訊 = 兀11自記憶單兀13讀取即時訊息程式 行:: 者識別賢訊送入-即時訊息平台15以—使用 之後’即時訊息程式14便將電腦裝置 &二程。登錄 關資料’如!Ρ位址或連接埠ID ’儲存於; 201025027 . 中，以提供其他遠端電腦裝置讀取。同樣地，若使用者的友 人已使用電腦裝置46登錄於即時訊息平台15，電腦裝置4 可根據即時訊息平台丨5所儲存的電腦裝置46的網路連線相 關資料，於即時訊息網路151中與電腦裝置46進行點對點 連線，以互傳資料。 其中，當多媒體播放單元40正在播放一影音檔案，如第 5圖所示，影音檔案50係由複數張頁框（frame)(如頁框51卜 512、513及514)所組成，而多媒體播放單元40播放影音檔 案50便是以每秒15~3〇張之速率將頁框顯示於顯示單元 ❿ 12。使用者觀看到頁框512而想把之後的影音資料分享給好 友時，便可產生一觸發訊號，例如使用滑鼠觸擊多媒體播放 單元40之介面之一預設按鍵(butt〇n)。處理單元Η接收到觸 發訊號後便驅動串流轉換單元47將影音檔案50於時間點52 之後的影音資料轉換成影音串流（video stream)，而此多媒體 串流係經由此即時訊息網路151傳送至電腦裝置46。電腦裝 置46係先辨識所接收之影音串流之格式，以決定何種應用程 式可播放此種影音串流並提示使用者。因為影音串流具有可 φ 即時撥放之特性，電腦裝置46可一邊接收影音串流，二邊播 放已接收之影音串流。因此，透過上述過程，遠端好友及使 用者便可一起觀看頁框512之後的影音資料，若網路頻寬夠 大，則遠端好友及使用者便可同時觀看頁框512之後的影音 資料。 清參閱第6圖，其係為本發明之使電子裝置及遠端主 機共享多媒體資訊之方法之實施例之步驟流程圖。圖中， 此方法係對應第4圖所示之電腦裝置4，此方法包含下列 步驟： 9 201025027 步驟60:使用多媒體播放單元40播放一多媒體檔案， 並顯示於顯示單元12 ; 步驟61:使用處理單元11自記憶單元13讀取即時訊 息程式14並執行，將一使用者識別資訊送入於一即時訊息平 台15以完成一登錄程序，並上傳電腦裝置1目前的網路連 線相關資料至即時訊息平台15 ; 步驟62:自即時訊息平台15下載已登入於即時訊息平台 15之電腦裝置46之網路連線相關資料，根據此網路連線 相關資料於於即時訊息網路151中與遠端友人所操作的 電腦裝置46進行點對點連線； 步驟63:當多媒體播放單元40播放到欲分享給遠端友 人的晝面時，產生一觸發訊號； 步驟64:當處理單元11接收到觸發訊號後，便驅動串 流轉換單元47將影音檔案50於觸發訊號出現之時間點之後 的影音資料轉換成影音串流（video stream); 步驟65:經由該即時訊息網路151將影音串流傳送予 電腦裝置46 ; 步驟66:於遠端友人所操作的電腦裝置46中，一邊接收 影音串流，一邊播放已接收的影音串流。 其中，在上述步驟66中，當電腦裝置46接收到影音串 流時，係可先辨識所接收之影音串流之格式，以判斷何種硬 用程式可播放此種影音串流並提示使用者。 已上所述僅為舉例性，而非為限制性者。任何未脫 離本發明之精神與範疇，而對其進行之等效修改或變 更，均應包含於後附之申請專利範圍中。 201025027 【圖式簡單說明】 第1圖係為本發明之供使用者以即時訊息與遠端友人共享位 置資訊之裝置之實施例之方塊圖； 第2圖係為本發明之即時訊息程式之視覺化操作介面之示意 圖； 第3圖係為本發明之供使用者以即時訊息與遠端友人共享位 置資訊之方法之實施例之步驟流程圖； 第4圖係為本發明之供使用者以即時訊息與遠端友人共享多 媒體資料之裝置之實施例之方塊圖； ❿ 第5圖係為本發明之影音檔案之示意圖；以及 第6圖係為本發明之供使用者以即時訊息與遠端友人共享多 媒體資料之方法之實施例之步驟流程圖。 【主要元件符號說明】 1 :電腦裝置； 10 :全球定位模組； 11 :處理單元； 12 :顯示單元； 13 :記憶單元； 14 :即時訊息程式； 15 :即時訊息平台； 151 :即時訊息網路； 16 :電腦裝置； 2:視覺化操作介面； 20 :文字輸入區； 21 :地圖顯示區； 2 2 ·歷史訊息顯不區， 11 201025027 23 :規劃路線； 231 :轉彎處； 30〜35 :步驟流程； 4 :電腦裝置； 40 :多媒體播放單元； 46 :電腦裝置； 47 :串流轉換單元； 50 :影音檔案； 5U、512、513、514 :頁框； 52 :觸發訊號出現之時間點；以及 60〜66 :步驟流程。And ^ far friends ^ Hu's enquiry 丨丨 a々 Gu: also i and,. On the map display enter the text 'from the meal' and then 'users can touch the icon of the friend & in the map display area 21, then navigate The module plans a preferred route 23 according to the current location information of the user, the current location information of the friend a, and the map database, and displays the map in the map mode or displays the preferred route in the text mode. After passing all the road names, the navigation module generates a navigation message according to the route 23 and the location information of the computer device 1 to guide the user to the location of the friend a. The navigation message may include a left turn message, a right turn message, a front gateway reminder message, a speed limit reminder message or a police detector location reminder message, as shown in the second figure, when the navigation module determines to use The position of the person is already close to the turn 231, and a left turn message is generated, which can be displayed on the display unit 12 or output by the team of the computer device to remind the user. Through the above process, the user can continue the operation of the instant messaging program to complete the navigation of the route in a relatively simple manner. Please refer to FIG. 3, which is a flow chart of the steps of an embodiment of a method for sharing location information between an electronic device and a remote host according to the present invention. In the figure, the method corresponds to the computer device 1 shown in FIG. 1 . The method includes the following steps: Step 30: The processing unit 11 reads the instant message program 14 from the memory unit 13 and executes it, and displays the instant message on the display unit 12 . The visual operation interface 2 of the program 14 sends a user identification information to an instant messaging platform 15 to complete a login process, and uploads the current network connection related information of the computer device 1 to the instant messaging platform 15; 201025027 Step 31: Download the network connection related information of the computer device that the remote friend who is logged in to the instant messaging platform knows from the instant messaging platform 15 according to the network connection related information in the instant message network 151 Perform peer-to-peer connection with the computer device operated by the remote friend; Step 32: Use the Global Positioning Module 1〇 to obtain the current location information of the computer device 1; _Step 33: Connect the computer device 1 via the instant messaging network The location information is transmitted to the computer device operated by the remote friend; Step 34: Receive the location of the computer device 16 operated by the remote friend via the instant message network 151 ; , Capital :: Show 3 2 == The computer is operated by the remote friend. The computer device is better - the hand is please refer to Figure 4, which is a block diagram of the invention. The electronic device can be used to implement sharing of multimedia materials by remote friends. In the figure, the electricity and - unit U, -_ yuan 12 two memory processing (four) pen can A-meal file or streaming data, multimedia files can be - shadow day file, an animation slot case or - audio = 兀11 Read the instant message program from the memory unit 13:: The person who recognizes the good news is sent to the instant messaging platform 15 - after use, the instant message program 14 will turn the computer device & The login information such as “Ρ address or connection 埠ID” is stored in; 201025027. to provide reading from other remote computer devices. Similarly, if the user's friend has logged into the instant messaging platform 15 using the computer device 46, the computer device 4 can connect the related information to the network of the computer device 46 stored in the instant messaging platform ,5 on the instant messaging network 151. The computer device 46 is connected in a point-to-point manner to exchange data. Wherein, when the multimedia playing unit 40 is playing a video file, as shown in FIG. 5, the video file 50 is composed of a plurality of frames (such as page frame 51, 512, 513 and 514), and the multimedia player plays. The unit 40 plays the video file 50 to display the page frame on the display unit ❿ 12 at a rate of 15~3 每秒 per second. When the user views the frame 512 and wants to share the subsequent audio and video data to the good friend, a trigger signal can be generated, for example, using the mouse to touch one of the preset buttons (butt〇n) of the interface of the multimedia playing unit 40. After receiving the trigger signal, the processing unit 驱动 drives the stream conversion unit 47 to convert the video data of the video file 50 after the time point 52 into a video stream, and the multimedia stream is transmitted through the instant message network 151. Transfer to computer device 46. The computer device 46 first recognizes the format of the received video stream to determine which application can play the video stream and prompt the user. Because the video stream has the characteristics of φ instant playback, the computer device 46 can receive the video stream while playing the received video stream on both sides. Therefore, through the above process, the remote friend and the user can watch the video and audio data after the frame 512 together. If the network bandwidth is large enough, the remote friend and the user can simultaneously view the video and audio data after the frame 512. . FIG. 6 is a flow chart showing the steps of an embodiment of a method for sharing electronic information between an electronic device and a remote host according to the present invention. In the figure, the method corresponds to the computer device 4 shown in FIG. 4, and the method includes the following steps: 9 201025027 Step 60: Play a multimedia file using the multimedia playing unit 40, and display it on the display unit 12; Step 61: Use processing The unit 11 reads the instant message program 14 from the memory unit 13 and executes it, and sends a user identification information to an instant message platform 15 to complete a login process, and uploads the current network connection related information of the computer device 1 to the instant. The message platform 15; Step 62: Download the network connection related information of the computer device 46 that has been logged in to the instant message platform 15 from the instant messaging platform 15 according to the network connection related information in the instant message network 151 The computer device 46 operated by the end friend performs a point-to-point connection; Step 63: When the multimedia playback unit 40 plays the page to be shared with the remote friend, a trigger signal is generated; Step 64: When the processing unit 11 receives the trigger signal After that, the driving stream conversion unit 47 converts the video file 50 to the video stream after the time point when the trigger signal appears (video stre Am); Step 65: Streaming the video stream to the computer device 46 via the instant messaging network 151; Step 66: playing the received video and audio while receiving the video stream in the computer device 46 operated by the remote friend Streaming. In the above step 66, when the computer device 46 receives the video stream, the format of the received video stream may be recognized first to determine which hardware program can play the video stream and prompt the user. . The above description is only illustrative and not limiting. Any changes or modifications to the spirit and scope of the present invention are intended to be included in the scope of the appended claims. 201025027 [Simplified Schematic] FIG. 1 is a block diagram of an embodiment of a device for sharing location information with a remote friend by an instant message; FIG. 2 is a view of the instant message program of the present invention. FIG. 3 is a flow chart showing the steps of an embodiment of the present invention for sharing a location information with a remote friend by an instant message; FIG. 4 is a view of the present invention for the user A block diagram of an embodiment of a device for sharing multimedia information with a remote friend; ❿ Figure 5 is a schematic diagram of the audiovisual file of the present invention; and Figure 6 is a schematic representation of the present invention for a user with an instant message and a remote friend A flow chart of the steps of an embodiment of a method of sharing multimedia material. [Major component symbol description] 1 : Computer device; 10: Global positioning module; 11: Processing unit; 12: Display unit; 13: Memory unit; 14: Instant messaging program; 15: Instant messaging platform; 151: Instant messaging network Road; 16: computer device; 2: visual operation interface; 20: text input area; 21: map display area; 2 2 · historical information display area, 11 201025027 23: planning route; 231: turning place; 30~35 : step flow; 4: computer device; 40: multimedia player unit; 46: computer device; 47: stream conversion unit; 50: video file; 5U, 512, 513, 514: page frame; 52: time when the trigger signal appears Point; and 60~66: step flow.
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