A video editing device connected to a network comprising: a proxy video receiver configured to receive low-resolution video data from an external terminal through the network; a first recording medium configured to store the low-resolution video data received by the proxy video receiver; an extraction command issuance unit configured to transmit, to the external terminal, a command to extract and transfer high-resolution video data corresponding to information of video data included in a playlist which is generated by a user using the low-resolution video data stored in the first recording medium; a main-track video receiver configured to receive the high-resolution video data from the external terminal; a second recording medium configured to store the high-resolution video data received by the main-track video receiver; and a reception error detector configured to detect a failure to obtain the high-resolution video data from the external terminal; characterized by a video supplementation unit configured to, when the reception error detector has detected the failure to obtain the high-resolution video data, supply low-resolution video data corresponding to the high-resolution video data instead of the high-resolution video data; a playlist changing unit configured to, when the reception error detector has detected the failure to obtain the high-resolution video data, replace information related to the high-resolution video data which has not been successfully received, of information of video data included in the playlist generated by the user, with information related to low-resolution video data corresponding to the high-resolution video data; and a third recording medium configured to store the playlist generated by the playlist changing unit. a proxy video receiver configured to receive low-resolution video data from an external terminal through the network; a first recording medium configured to store the low-resolution video data received by the proxy video receiver; an extraction command issuance unit configured to transmit, to the external terminal, a command to extract and transfer high-resolution video data corresponding to information of video data included in a playlist which is generated by a user using the low-resolution video data stored in the first recording medium; a main-track video receiver configured to receive the high-resolution video data from the external terminal; a second recording medium configured to store the high-resolution video data received by the main-track video receiver; and a reception error detector configured to detect a failure to obtain the high-resolution video data from the external terminal; characterized by a video supplementation unit configured to, when the reception error detector has detected the failure to obtain the high-resolution video data, supply low-resolution video data corresponding to the high-resolution video data instead of the high-resolution video data; a playlist changing unit configured to, when the reception error detector has detected the failure to obtain the high-resolution video data, replace information related to the high-resolution video data which has not been successfully received, of information of video data included in the playlist generated by the user, with information related to low-resolution video data corresponding to the high-resolution video data; and a third recording medium configured to store the playlist generated by the playlist changing unit.