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<div class="moz-cite-prefix">On 06/26/2014 04:38 PM, Mistry, Amit
wrote:<br>
</div>
<blockquote
cite="mid:CA+6vHSJHHqeScWZQQRkxMtpByruy-G7wj_no1qQpwuL5yu4a7A@mail.gmail.com"
type="cite">
<div dir="ltr">
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">I
am new to gstreamer and trying to achieve attached pipeline
using gstreamer 1.0.</p>
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">I
have implemented pass through empty vp1 and vp2 plug-ins to
pass the same image buffer to analytics mux. I am not sure if
my analytics mux implementation is quite right.</p>
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">I
am trying "pipeline = gst_parse_launch ("filesrc
location=C://my.mpeg ! tee name=t \ analytics name=fmux !
autovideosink \ t. ! queue ! vp1 ! fmux. \ t. ! queue ! vp2 !
fmux. ", NULL);". </p>
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial"><span
style="font-size:14px">It seems the src pads of vp1 and vp2
is not hooking up correctly with sink pads of analytics mux.
The mux's request_new_pad being called twice with
GstPadTemplate with vp1 info.</span><br>
</p>
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">Is
there something wrong with pipeline string for this case?</p>
</div>
</blockquote>
Hard to tell whats wrong without seeing the code of fmux. The
pipeline itself looks good.<br>
<br>
<blockquote
cite="mid:CA+6vHSJHHqeScWZQQRkxMtpByruy-G7wj_no1qQpwuL5yu4a7A@mail.gmail.com"
type="cite">
<div dir="ltr">
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial"><span
style="font-size:14px">Also, how do I ensure the analytics
mux is muxing the output of same frame processed by vp1 and
vp2 elements?</span><br>
</p>
</div>
</blockquote>
The frames have timestamps. And if your fmux element uses
collectpads and the vp{1,2} elements don't shuffle frames or drop
some, it should get the frames in equal pairs.<br>
<br>
<blockquote
cite="mid:CA+6vHSJHHqeScWZQQRkxMtpByruy-G7wj_no1qQpwuL5yu4a7A@mail.gmail.com"
type="cite">
<div dir="ltr">
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">Is
there sample MUX plugin source available to derive custom
gstreamer MUX plugin and see what am I doing wrong with my mux
plugin?</p>
</div>
</blockquote>
you can look at videomixer.<br>
Stefan<br>
<blockquote
cite="mid:CA+6vHSJHHqeScWZQQRkxMtpByruy-G7wj_no1qQpwuL5yu4a7A@mail.gmail.com"
type="cite">
<div dir="ltr">
<p style="margin:0px 0px
1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;color:rgb(0,0,0);font-family:Arial,'Liberation
Sans','DejaVu
Sans',sans-serif;line-height:17.804800033569336px;background-image:initial;background-repeat:initial">I
appreciate any pointers or directions to find answers to my
questions. Thanks! ARM</p>
</div>
<br>
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</blockquote>
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