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<div dir="ltr" data-setdir="false">I was thinking that it would be faster if I send just the modified parts to the encoder.</div><div><br></div>
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Pe vineri, 4 noiembrie 2022, 09:02:59 EET, Ben Harper <rogojin@gmail.com> a scris:
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<div><div id="yiv0689173074"><div><div dir="ltr">If you pass the entire frame to the codec, it will figure out the changed regions itself, so you don't need to worry about compression ratio.</div><br clear="none"><div class="yiv0689173074gmail_quote"><div id="yiv0689173074yqt42157" class="yiv0689173074yqt9039487294"><div dir="ltr" class="yiv0689173074gmail_attr">On Thu, Nov 3, 2022 at 4:45 PM Alecsandru Neculai Andrei via Libav-user <<a rel="nofollow noopener noreferrer" shape="rect" ymailto="mailto:libav-user@ffmpeg.org" target="_blank" href="mailto:libav-user@ffmpeg.org">libav-user@ffmpeg.org</a>> wrote:<br clear="none"></div><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex;" class="yiv0689173074gmail_quote"><div><div style="font-family:Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr"><div><p style="margin:0px;padding:0px 0px 0.25em;border:0px;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Arial, sans-serif;vertical-align:baseline;color:rgb(28,28,28);">I am using the desktop duplication API from Windows to capture the desktop and then I want to stream it using ffmpeg libraries.</p><p style="margin:0px;padding:0.8em 0px 0.25em;border:0px;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Arial, sans-serif;vertical-align:baseline;color:rgb(28,28,28);">The thing is that the desktop duplication API return smaller rectangles with the parts of the screen that has changed. I there some way to pass these partial updates to ffmpeg directly to encode them to a video? They just tell fmpeg what parts of the image have changed from the previous one.</p><p style="margin:0px;padding:0.8em 0px 0px;border:0px;font-stretch:inherit;font-size:14px;line-height:inherit;font-family:Arial, sans-serif;vertical-align:baseline;color:rgb(28,28,28);">I know that ffmpeg, the application can capture the desktop using the desktop duplication API, but I don't know if it's also taking into account this special feature of desktop duplication to extract the changed parts of the desktop.</p></div><br clear="none"></div></div></div>_______________________________________________<br clear="none">
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