public static BitmapImage Capture(
MediaPlayer player,
double seconds,
double maxWidth = 640,
CRGBA3x3FilteringProc filtering = null,
int dpi = Image.DEFAULT_dpi
)
{
if (player is null)
{
return(null);
}
// 指定位置へシーク
player = (MediaPlayer)player.CloneCurrentValue();
double volume = player.Volume;
player.Volume = 0;
player.Position = TimeSpan.FromSeconds(seconds);
player.Pause();
// 読み込みが完了するまで待機
waitMediaSetup(player, seconds);
player.Volume = volume;
return(capture(player, maxWidth, filtering, dpi));
}
public static MediaPlayer Seek(MediaPlayer player, double seconds)
{
if (player is null)
{
return(null);
}
// 指定位置へシーク
player = (MediaPlayer)player.CloneCurrentValue();
double volume = player.Volume;
player.Volume = 0;
player.Pause();
player.Position = TimeSpan.FromSeconds(seconds);
// 読み込みが完了するまで待機
waitMediaSetup(player, seconds);
player.Volume = volume;
return(player);
}