/// <summary>
/// Tries to add an entry created from the frame.
/// </summary>
/// <param name="managedFrame">The managed frame.</param>
/// <returns>
/// True if the index entry was created from the frame.
/// False if the frame is of wrong picture type or if it already existed.
/// </returns>
internal bool TryAdd(VideoFrame managedFrame)
{
// Update the Seek index
if (managedFrame.PictureType != AVPictureType.AV_PICTURE_TYPE_I)
{
return(false);
}
// Create the seek entry
var seekEntry = new VideoSeekIndexEntry(managedFrame);
// Check if the entry already exists.
if (Entries.BinarySearch(seekEntry, LookupComparer) >= 0)
{
return(false);
}
// Add the seek entry and ensure they are sorted.
Entries.Add(seekEntry);
Entries.Sort(LookupComparer);
return(true);
}
