Dear all: I am study the Mplayer codec to encod the YUV stream by h.263 codec. Is the mencoder can encode that by H.263 codec? how? I try some commands to encode the 263 file, but it's doesn't work! Would someone can help me try to encode YUV stream for h.263 encode file? Thanks so mush! Best Regards, Weilin 11.22.05