用GK要开始2－pass时出现下面的错误：
9:01:31: Started DivX3-First Pass: C:\windison\bb5a\bb.avs
9:43:22: Finished DivX3-First Pass. Duration: 41 minutes, 50 seconds.
9:43:23: Speed: 15.550 Frames per Second.
9:43:23: Error: Desired Video Size is too small. Do another First Pass at a smaller Res.
Total Encoding Time: 49 minutes, 2 seconds.
2003-12-29 9:43:23: Job "Movie 1" finished.
我调低分辩率后确实可以，但是怎么才能预先知道有没有这个问题呢？我一般是用512*XXX的分辩率，曾经试过调高码率，似乎对这个没有什么影响。
