[gst-devel] ERROR: from element /pipeline0/mfwgstvpu_dec0: fatal error

[Niamathullah sharief]

Hello. I know that it is very old thread. anyway i am facing this same
problem. but how this kernel configuration of the video device will be the
problem?please help me. i didn't understand

Wierd O wrote:
> 
> 
> 
> Hi ,
> 
> The problem was from the kernel configuration of the video device. Now the
> gstreamer works well. Thanks.
> 
> W.
> 
> Date: Tue, 16 Dec 2008 17:30:52 +0800
> From: niej0001 at gmail.com
> To: gstreamer-devel at lists.sourceforge.net
> Subject: Re: [gst-devel] ERROR: from element /pipeline0/mfwgstvpu_dec0:
> fatal error
> 
> try
> 
> gst-launch filesrc -v location=/video/test.mp4 ! mfw_mp4demuxer
> name=demux demux. ! mfw_vpudecoder codec-type=std_mpeg4 ! fakesink
> 
> If it is OK, it is video sink error. Otherwise, decoder has something
> wrong.
> 
> Also, add " --gst-debug=2" at the end of cmd line may print more log
> message.
> or
> gst-launch filesrc -v location=/video/test.mp4 ! mfw_mp4demuxer
> name=demux demux. ! mfw_vpudecoder codec-type=std_mpeg4 ! mfw_v4lsink
> --gst-debug=
> mfw_mp4demuxer:4,mfw_v4lsink:4
> 
> I am not sure it is mfw_vpudecoder and mfw_v4lsink in debug list, you can
> find it with
> gst-inspect --gst-debug-help | grep vpudecoder
> 
> 
> 2008/12/15 Wierd O <wierdo_b at hotmail.com>
> 
> 
> 
> 
> 
> 
> Hi all,
> 
> I'm working to make  Video streaming working on my iMX27 board and
> encountered this problem. 
> 
> ############################################################
> mx27# gst-launch filesrc -v location=/video/test.mp4 ! mfw_mp4demuxer
> 
> name=demux demux. ! mfw_vpudecoder codec-type=std_mpeg4 ! mfw_v4lsink
> demuxi. &
> 1611
> mx27# Setting pipeline to PAUSED ...
> Pipeline is PREROLLING ...
> /pipeline0/mfwgstvpu_dec0.sink: caps = video/mpeg, mpegversion=(int)4,
> systemstream=(int)0, height=(int)240, width=(int)320,
> framerate=(fraction)24999/1000
> 
> /pipeline0/mfwgstvpu_dec0.sink: caps = video/mpeg, mpegversion=(int)4,
> systemstream=(int)0, height=(int)240, width=(int)320,
> framerate=(fraction)24999/1000
> WARNING: from element /pipeline0/demux: pads are not negotiated!
> 
> Additional debug info:
> audio pads are not negotiated!
> /pipeline0/mfwgstvpu_dec0.src: caps = video/x-raw-yuv,
> format=(fourcc)I420, width=(int)320, height=(int)240,
> pixel-aspect-ratio=(fraction)1/1, num-buffers-required=(int)3
> 
> Unable to open /dev/v4l/video16
> ERROR: from element /pipeline0/mfwgstvpu_dec0: fatal error
> Additional debug info:
> Allocation of the Frame Buffers Failed
> ERROR: pipeline doesn't want to preroll.
> Setting pipeline to NULL ...
> 
> /pipeline0/mfwgstvpu_dec0.src: caps = NULL
> /pipeline0/mfwgstvpu_dec0.sink: caps = NULL
> /pipeline0/demux.audio/mpeg: caps = NULL
> /pipeline0/demux.video_00: caps = NULL
> FREEING pipeline ...
> 
> 
> ############################################################
> 
> 
> I am trying to stream a video using imx27 but i have a problem in
> streaming using gstreamer.
> The kernel I'm using is the one that Freescale gives for iMX27 av.board
> and it's a 2.6.22 with iMX27 patches from Freescale.
> 
> 
> Any kind of help is appreciated!
> 
> W.
> 
> 
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