<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Thank you so much Nirbheek. </div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <br> </div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Angela</div> <div id="appendonsend"></div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Nirbheek Chauhan <nirbheek.chauhan@gmail.com><br> <b>Sent:</b> Tuesday, April 19, 2022 5:14 PM<br> <b>To:</b> Angela Yan <yanyan9@hotmail.com><br> <b>Cc:</b> Discussion of the development of and with GStreamer <gstreamer-devel@lists.freedesktop.org><br> <b>Subject:</b> Re: How verify good/ugly/bad plugin is properly installed in Windows</font> <div> </div> </div> <div class="BodyFragment"><font size="2"><span style="font-size:11pt;"> <div class="PlainText">On Tue, Apr 19, 2022 at 2:10 PM Angela Yan <yanyan9@hotmail.com> wrote:<br> ><br> > Hi Nirbheek,<br> ><br> > Thanks for the prompt response. Currently my system does not have environment variable for GST_REGISTRY, do I need to add them manually?<br> ><br> <br> This is just for debugging purposes. Simply set it in your terminal<br> and check if you see more plugins in the output.<br> <br> > In addition, I would like to check how can we know which plugin is for which OS? Eg. I would like to try the uvsc264src plugin, but<br> > I was told that this plugin is for Linux only and not available in Windows.<br> <br> That was me :)<br> <br> > I could not find such information on its documentation page. <a href="https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgstreamer.freedesktop.org%2Fdocumentation%2Fuvch264%2Fuvch264src.html%3Fgi-language%3Dc&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=589o8dWZdLpcDSnsEtE1zpPV3bBWRxRSXK6SxDr4WxE%3D&reserved=0"> https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgstreamer.freedesktop.org%2Fdocumentation%2Fuvch264%2Fuvch264src.html%3Fgi-language%3Dc&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=589o8dWZdLpcDSnsEtE1zpPV3bBWRxRSXK6SxDr4WxE%3D&reserved=0</a><br> > uvch264src - GStreamer<br> > uvch264src. A camera bin src element that wraps v4l2src and implements UVC H264 Extension Units (XU) to control the H264 encoder in the camera<br> > gstreamer.freedesktop.org<br> ><br> > That leads me to think that whether my installation has installed all the plugins.<br> <br> The documentation specifically says "wraps v4l2src". "v4l2" stands for<br> "video4linux2": <a href="https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FVideo4Linux&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=GdHFFQv0a5rdSoSbMW7Dni5u7wChupiaNxWKWaFPjPs%3D&reserved=0"> https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FVideo4Linux&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=GdHFFQv0a5rdSoSbMW7Dni5u7wChupiaNxWKWaFPjPs%3D&reserved=0</a><br> <br> When in doubt, look at the code:<br> <br> <a href="https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitlab.freedesktop.org%2Fgstreamer%2Fgstreamer%2F-%2Fblob%2Fmain%2Fsubprojects%2Fgst-plugins-bad%2Fsys%2Fuvch264%2Fmeson.build%23L11-14&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=0qSKdnTv2BMia5iHA%2BdTSOk0BrWsY%2Fxde%2FwNbnkfmjs%3D&reserved=0">https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitlab.freedesktop.org%2Fgstreamer%2Fgstreamer%2F-%2Fblob%2Fmain%2Fsubprojects%2Fgst-plugins-bad%2Fsys%2Fuvch264%2Fmeson.build%23L11-14&data=04%7C01%7C%7Cb76cb32325084e761a7108da21e500b7%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637859564683470737%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=0qSKdnTv2BMia5iHA%2BdTSOk0BrWsY%2Fxde%2FwNbnkfmjs%3D&reserved=0</a><br> <br> Cheers,<br> Nirbheek<br> </div> </span></font></div> </body> </html>