<html> <head> <meta content="text/html; charset=utf-8" http-equiv="Content-Type"> </head> <body bgcolor="#FFFFFF" text="#000000"> Thanks for your reply. Is there any other way to overlay text onto the video, so that it can be extracted later from the video. <div class="moz-cite-prefix">On Friday 23 December 2016 12:09 PM, 胡珩 wrote: </div> <blockquote cite="mid:5a255e80.608a.1592a682863.Coremail.huheng1989@126.com" type="cite">i think you can't. because the text has became pixels mixed with video frames. why not backup the text before textoverlay? At 2016-12-23 13:07:50, "PRADEEP NALAWADE" <a class="moz-txt-link-rfc2396E" href="mailto:pradeep.nalawade@funambolo.co.in"><pradeep.nalawade@funambolo.co.in></a> wrote: <blockquote id="isReplyContent" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"> Hi, I am using the following command to overlay text onto the video and store it. gst-launch-1.0 -e imxv4l2videosrc ! textoverlay text="Video 1" valignment=top halignment=left font-desc="Sans, 60" ! timeoverlay ! vpuenc_h264 ! mp4mux ! filesink location=video_264.mp4 Now I have to extract the overlay information from the stored video file. Is there any command available to extract the overlay information from the stored video. Thanks & Best Regards, Pradeep Nalawade </blockquote> <fieldset class="mimeAttachmentHeader"></fieldset> <pre wrap="">_______________________________________________ gstreamer-devel mailing list <a class="moz-txt-link-abbreviated" href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> <a class="moz-txt-link-freetext" href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </pre> </blockquote> </body> </html>