<DIV>HI,</DIV>
<DIV > As I know, G.711 is supported by gstreamer, it is mulaw and alaw. But I didn't success so far,when I try to play an g711 file by using gst-launch command, such as</DIV>
<DIV> gst-launch filesrc location=pig.g711 ! alawdec ! audioconvert ! audioresample ! osssink<BR> <BR> Setting pipeline to PAUSED ...<BR> Pipeline is PREROLLING ...<BR> ERROR: from element /pipeline0/audioconvert0: not negotiated<BR> Additional debug info:<BR> gstbasetransform.c(1479): gst_base_transform_handle_buffer (): /pipeline0/audioconvert0:<BR> not negotiated<BR> ERROR: pipeline doesn't want to preroll.<BR> Setting pipeline to NULL ...<BR> FREEING pipeline ...<BR> <BR> THe audio file is ok,I playback on GoalWav finely.</DIV>
<DIV> Thanks a lot for pointing me in the right direction. </DIV><br><!-- footer --><br><hr>
<a style="font-size:12px;line-height:15px; color:#000; text-decoration:none" href="http://www.126.com/">想免费获得高速稳定的3G邮箱吗? <span style="font-family:Tahoma; text-decoration:underline; color:blue">www.126.com</span> </a>