<div dir="ltr">Hi,<div><br></div><div><span style="font-size:12.8px">Since I am getting the input from filesrc, I had to change the blocksize of filesrc. Now it is working according to my requirement.</span><br></div><div><span style="font-size:12.8px"><br></span></div><div><span style="font-size:12.8px">Thank you very much for your inputs :)</span></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Jun 15, 2016 at 3:31 AM, Thornton, Keith <span dir="ltr"><<a href="mailto:keith.thornton@zeiss.com" target="_blank">keith.thornton@zeiss.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> <div lang="DE" link="blue" vlink="purple"> <div> <p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Now that you have let me know what you are trying, the filesrc element has a blocksize of 4096. Try increasing it to your 512 * 512 and see what happens<u></u><u></u></span></p> <p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p> <p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">Von:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> gstreamer-devel [mailto:<a href="mailto:gstreamer-devel-bounces@lists.freedesktop.org" target="_blank">gstreamer-devel-bounces@lists.freedesktop.org</a>] <b>Im Auftrag von </b>Kiran Kumar<br> <b>Gesendet:</b> Mittwoch, 15. Juni 2016 12:10<br> <b>An:</b> Discussion of the development of and with GStreamer<br> <b>Betreff:</b> Re: Simple video filter, changing pixel values<u></u><u></u></span></p><div><div class="h5"> <p class="MsoNormal"><u></u> <u></u></p> <div> <p class="MsoNormal">Thanks for the quick reply. I always get 4096 bytes.<u></u><u></u></p> <div> <p class="MsoNormal"><u></u> <u></u></p> </div> <div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">GstMapInfo map;<u></u><u></u></span></p> </div> <div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">static GstFlowReturn<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">gst_mynewplugin_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">{<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"> [....]<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"><u></u> <u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"> gst_buffer_map (buf, &map, GST_MAP_READ);<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"> g_print("buffer size=%d\n", map.size);<u></u><u></u></span></p> </div> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"> <u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt"> [.......]<u></u><u></u></span></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">}<u></u><u></u></span></p> </div> </div> <div> <p class="MsoNormal"><u></u> <u></u></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">The input image size is 512x512x8(bit depth)=2097152 bits. But, map.size is always = 4096 bytes.</span><u></u><u></u></p> </div> <div> <p class="MsoNormal"><u></u> <u></u></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">I'm getting in terms of chunks where each chunk size is 4096 bytes. I need the entire frame. </span><u></u><u></u></p> </div> <div> <p class="MsoNormal"><u></u> <u></u></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">Are you setting the buffer size of the pad?</span><u></u><u></u></p> </div> <div> <p class="MsoNormal"><u></u> <u></u></p> </div> <div> <p class="MsoNormal"><span style="font-size:9.5pt">Thanks</span><u></u><u></u></p> </div> <div> <p class="MsoNormal"><u></u> <u></u></p> <div> <p class="MsoNormal">On Wed, Jun 15, 2016 at 2:22 AM, Lazar Todic <<a href="mailto:lazzar.d.todic@gmail.com" target="_blank">lazzar.d.todic@gmail.com</a>> wrote:<u></u><u></u></p> <p class="MsoNormal">Hi, Kumar!<br> <br> I'm getting size of 460800 bytes. The resolution of my input video is<br> 640x480. I suppose that color space format that I'm working with is YUV420<br> or NV12, but it is yet to discover. :) Was I any of help?<br> <br> <br> <br> --<br> View this message in context: <a href="http://gstreamer-devel.966125.n4.nabble.com/Simple-video-filter-changing-pixel-values-tp4678030p4678057.html" target="_blank"> http://gstreamer-devel.966125.n4.nabble.com/Simple-video-filter-changing-pixel-values-tp4678030p4678057.html</a><u></u><u></u></p> <div> <div> <p class="MsoNormal">Sent from the GStreamer-devel mailing list archive at Nabble.com.<br> _______________________________________________<br> gstreamer-devel mailing list<br> <a href="mailto:gstreamer-devel@lists.freedesktop.org" target="_blank">gstreamer-devel@lists.freedesktop.org</a><br> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a><u></u><u></u></p> </div> </div> </div> <p class="MsoNormal"><u></u> <u></u></p> </div> </div> </div></div></div> </div> <br>_______________________________________________<br> gstreamer-devel mailing list<br> <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a><br> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a><br> <br></blockquote></div><br></div>