<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <p style="margin-top:0;margin-bottom:0">Dear community,</p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0">I need help on our product's HDMI input port. We want this feature: when the port is plugged in by a camera, it captures video stream from it, when it's unplugged, it just send a still image to the down stream pipeline. I know certain plugins are suitable for this job, like the diagram I draw below. </p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0"><span style="font-family: Calibri, Helvetica, sans-serif, EmojiFont, "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols; font-size: 16px;">filesrc -> jpegdec -> imagefreeze -></span> input-selector-> downstream</p> <p style="margin-top:0;margin-bottom:0"> v4l2src -^</p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0"><span style="font-family: Calibri, Helvetica, sans-serif, EmojiFont, "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols; font-size: 16px;">I just don't like the complexity of dealing with hotplug requirement, and wonder if there's better/simpler implementation, or even a single plugin that's just able to do that.</span><br> </p> <p style="margin-top:0;margin-bottom:0"><span style="font-family: Calibri, Helvetica, sans-serif, EmojiFont, "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols; font-size: 16px;"><br> </span></p> <p style="margin-top:0;margin-bottom:0">Please share your thoughts, thanks.</p> <p style="margin-top:0;margin-bottom:0"><br> </p> <p style="margin-top:0;margin-bottom:0">Best,</p> <p style="margin-top:0;margin-bottom:0">Xin</p> </div> </body> </html>