SeekedTo
virtual status_t SeekedTo(int64 frame, bigtime_t time) = 0;
virtual status_t SeekedTo(int64 trame, bigtime_t time);
status_t SeekedTo(int64 frame, bigtime_t time);
result = fDecoder->SeekedTo(frame, *_time);
result = fRawDecoder->SeekedTo(frame, *_time);
result = fDecoder->SeekedTo(*_frame, time);
result = fRawDecoder->SeekedTo(*_frame, time);