error "no element "video"" when input is yuv

[Weipeng HE]

Hi,

video/x-raw and video/x-h264 are incompatible video types. You cannot
link them without conversion. In other words, you need to put encoder
element between them.

Best,
Weipeng

On 10/08/16 16:52, Claire Mantel wrote:
> Hello,
> 
>  
> 
> I’m trying to input a 420 yuv file.
> 
> I’m trying the following command line:
> 
>  
> 
> gst-launch-1.0 filesrc
> location=/mnt/sdcard/testGSTPipelines/IRSeq_BUTIV_Davis1A_420_short.yuv ! \
> 
> video/x-raw,format=i420,width=640,height=512,framerate=25/1 \
> 
> ! video/x-h264! filesink location=test.mp4
> 
>  
> 
> And get the error “(gst-launch-1.0:1231): GStreamer-CRITICAL **:
> gst_element_make_from_uri: assertion 'gst_uri_is_valid (uri)' failed
> 
> WARNING: erroneous pipeline: no element "video" ”
> 
>  
> 
> The weird thing is that when I encapsulate the same yuv file in avi it
> works well with the command line:
> 
>  
> 
> gst-launch-1.0 filesrc
> location=/mnt/sdcard/testGSTPipelines/IRSeq_BUTIV_Davis1A_420_short.avi ! \
> 
> video/x-h264 ! filesink location=test.mp4
> 
>  
> 
> Any idea what I might be doing wrong?
> 
> Thanks in advance!
> 
>  
> 
> Claire
> 
>  
> 
>  
> 
> 
> 
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