This was not unexpected, however; On2 has never used B-frames in any of their video formats.
这并不令人意外，因为，On 2公司从未在他们的任何视频格式上使用过的B帧。
2
Further, the top and bottom predictive coders can advantageously include B-frames and multiple prediction motion compensation.
此外，所述上预测性编码器和下预测性编码器可有利地包括B帧和多重预测运动补偿。
3
The method utilizes three-dimensional intra-prediction combined with 3D-DCT to remove the correlations between adjacent pixels in an image and R, G, Bframes efficiently.