回复:Re: gstreamer

[xiaowen]

Hi,
I made libgstffmpeg.so,but i cann't play video.

thank you!
Bill

At 2012-04-17 01:55:30,"Sudarshan Bisht" <bisht.sudarshan at gmail.com> wrote:
Its obvious from the log that you are missing mpeg4 video decoder plugin,  install that :)  Most probably you would find that in gst-ffmpeg package. 



2012/4/16 xiaowen <zhongxiaowenhuman at 163.com>

Hi:
    I am compliting the gstremer,when i run "gst-launch -v playbin2 uri=file:///sdcard/b.mp4",there are some errors.Could you help me ?




/GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0: connection-speed = 0
/GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0: source = (GstFileSrc) source
/GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0/GstDecodeBin2:decodebin20/GstTypeFindElement:typefind.GstPad:src: caps = video/quicktime, variant=(string)iso
Pipeline is PREROLLING ...
/GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0/GstDecodeBin2:decodebin20/GstQTDemux:qtdemux0.GstPad:sink: caps = video/quicktime, variant=(string)iso
Missing element: MPEG-4 Video decoder
WARNING: from element /GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0: No decoder available for type 'video/ mpeg, mpegversion=(int)4, parsed=(boolean)true, systemstream=(boolean)false'.
Additional debug info:
/opt/gstreamer/external/gstreamer_aggregate/gst-plugins-base/gst/playback/gsturidecodebin.c(867): unknown_type_cb (): /GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0




Thank you.
Bill



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Regards,

Sudarshan Bisht
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