Video production system with mixed frame removal

摘要: In an audio-video production system, frame rate transformation is performed so as to simplify editing and/or compression. the preferred embodiments, frames surrounding selected edit points at a scene change are buffered permit re-construction, if necessary, produce 'pure' rather than mixed frames. The then intelligently or constructed using techniques such field dropping, repeating, and forth, necessary. This technique may be applied both series of leading up point, also which follow point.