feed gstreamer with glc

[Paolo Bolzoni]

I am afraid that it was my first try...
Here is what happen if I use y4mdec:

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% gst-launch-1.0 -tev filesrc location=video \
    ! y4mdec \
    ! autovideosink
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
/GstPipeline:pipeline0/GstY4mDec:y4mdec0.GstPad:src: caps =
video/x-raw, format=(string)I420, width=(int)300, height=(int)300,
pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
colorimetry=(string)bt601, framerate=(fraction)30/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.GstProxyPad:proxypad0:
caps = video/x-raw, format=(string)I420, width=(int)300,
height=(int)300, pixel-aspect-ratio=(fraction)1/1,
interlace-mode=(string)progressive, colorimetry=(string)bt601,
framerate=(fraction)30/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:autovideosink0-actual-sink-xvimage.GstPad:sink:
caps = video/x-raw, format=(string)I420, width=(int)300,
height=(int)300, pixel-aspect-ratio=(fraction)1/1,
interlace-mode=(string)progressive, colorimetry=(string)bt601,
framerate=(fraction)30/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink:
caps = video/x-raw, format=(string)I420, width=(int)300,
height=(int)300, pixel-aspect-ratio=(fraction)1/1,
interlace-mode=(string)progressive, colorimetry=(string)bt601,
framerate=(fraction)30/1
ERROR: from element /GstPipeline:pipeline0/GstY4mDec:y4mdec0: Failed
to parse YUV4MPEG frame
Additional debug info:
gsty4mdec.c(517): gst_y4m_dec_chain (): /GstPipeline:pipeline0/GstY4mDec:y4mdec0
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
Freeing pipeline ...
8< -----------------------------