PROBLEM TO BE SOLVED: To allow a user to intuitively obtain whether an inter-vehicle distance has been appropriate.SOLUTION: In a data reproduction device, a stop distance derivation section derives a stoppable distance for allowing a vehicle to be stoppable in a moving image data imaging period on the basis of a vehicle speed. An inter-vehicle distance derivation section derives an inter-vehicle distance between the preceding vehicle of a vehicle and the vehicle in the moving image data imaging period on the basis of the image of the preceding vehicle included in the moving image data. An index superimposition section allows two indexes Ma, Mb respectively indicating a position corresponding to the stoppable distance and a position corresponding to the inter-vehicle distance in a subject image included in the moving image data in a moving image data reproduction period to be superimposed on the subject image included in the moving image data. Thus, a user intuitively obtains whether the inter-vehicle distance in the moving image data imaging period has been appropriate.SELECTED DRAWING: Figure 6

    【課題】車間距離が適切であったか否かをユーザが直感的に把握できるようにする。【解決手段】データ再生装置においては、停止距離導出部が、車両の速度に基づいて動画データの撮影期間における車両が停止可能な停止可能距離を導出する。また、車間距離導出部が、動画データに含まれる先行車の像に基づいて、動画データの撮影期間における車両の先行車と車両との間の車間距離を導出する。そして、指標重畳部が、動画データの再生期間において、該動画データに含まれる被写体像における停止可能距離に相当する位置及び車間距離に相当する位置をそれぞれ示す2つの指標Ma,Mbを、動画データに含まれる被写体像に重畳する。このため、動画データの撮影期間における車間距離が適切であったか否かをユーザが直感的に把握することができる。【選択図】図6


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    Title :

    DATA REPRODUCTION DEVICE, DATA REPRODUCTION METHOD, AND PROGRAM


    Additional title:

    データ再生装置、データ再生方法及びプログラム


    Contributors:
    TANABE TOSHIO (author) / ONO KOHEI (author) / SHIRAISHI HARUKI (author) / MAEDA MUNENORI (author) / LI LIN (author)

    Publication date :

    2016-07-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen / G07C TIME OR ATTENDANCE REGISTERS , Zeit- oder Anwesenheitskontrollgeräte / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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