The ornamental design for a mediaplayer, as shown and described.
FIG. 1 is a front right side perspective view of a media player in accordance with the new design showing the media player in an open position;
FIG. 2 is a rear left side perspective view thereof showing the media player in an open position;
FIG. 3 is a front elevational view thereof showing the media player in an open position;
FIG. 4 is a rear elevational view thereof showing the media player in an open position;
FIG. 5 is a right side elevational view thereof showing the media player in an open position, the left side elevation view being a mirror image thereof;
FIG. 6 is a top plan view thereof showing the media player in an open position;
FIG. 7 is a bottom plan view thereof showing the media player in an open position;
FIG. 8 is a front perspective view thereof showing the media player in a closed position;
FIG. 9 is a rear perspective view thereof showing the media player in a closed position;
FIG. 10 is a front elevational view thereof showing the media player in a closed position;
FIG. 11 is a rear elevational view thereof showing the media player in a closed position;
FIG. 12 is a right side elevational view thereof showing the media player in a closed position, the left side elevational view being a mirror image thereof;
FIG. 13 is a top plan view thereof showing the media player in a closed position; and,
FIG. 14 is a bottom plan view thereof showing the media player in a closed position.
The broken lines shown in FIGS. 1-14 are for illustrative purposes only and form no part of the claimed design.