<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Something my team has been worried about these weeks:<div class=""><br class=""></div><div class=""><a href="https://trac.ffmpeg.org/wiki/HWAccelIntro" class="">https://trac.ffmpeg.org/wiki/HWAccelIntro</a></div><div class=""><br class=""></div><div class="">Notice it says explicitly:</div><div class=""><br class=""></div><div class=""><h1 id="VideoToolbox" style="font-family: Arial, Verdana, "Bitstream Vera Sans", Helvetica, sans-serif; letter-spacing: -0.018em; break-after: avoid-page; font-size: 19px; margin: 0.15em 1em 0.5em -18px;" class="">VideoToolbox<a class="anchor" href="https://trac.ffmpeg.org/wiki/HWAccelIntro#VideoToolbox" title="Link to this section" style="text-decoration: none; color: rgb(215, 215, 215); border: none; font-size: 0.8em; vertical-align: text-top; visibility: visible;"> ¶</a></h1><p style="font-family: Verdana, Arial, "Bitstream Vera Sans", Helvetica, sans-serif; font-size: 13px;" class=""><a class="ext-link" href="https://developer.apple.com/documentation/videotoolbox" style="text-decoration: none; color: rgb(187, 0, 0); border-bottom-width: 1px; border-bottom-style: dotted; border-bottom-color: rgb(187, 187, 187);"><span class="icon" style="background-image: url("https://trac.ffmpeg.org/chrome/common/extlink.gif"); padding-left: 15px; background-position: left center; background-repeat: no-repeat no-repeat;"></span>VideoToolbox</a>, only supported on macOS. H.264 decoding is available in FFmpeg/libavcodec.</p></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Is that a typo: should it read macOS <u class=""><b class="">and iOS OS</b> </u>?</div><div class=""><br class=""></div><div class="">Or is it literally only on Mac version?</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><div class="">(1) note the top chart “<span style="font-family: Arial, Verdana, "Bitstream Vera Sans", Helvetica, sans-serif; letter-spacing: -0.018em;" class=""><b style="font-size: 14px;" class="">Platform API Availability</b><span style="font-size: 19px;" class="">" suggests both.</span></span></div><div class=""><span style="font-family: Arial, Verdana, "Bitstream Vera Sans", Helvetica, sans-serif; font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></div></div><div class=""><div class="">(2) note however the second chart “<b style="font-family: Arial, Verdana, "Bitstream Vera Sans", Helvetica, sans-serif; letter-spacing: -0.018em; font-size: 14px;" class="">FFmpeg API Implementation Status</b><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.34200000762939453px;" class="">”</span><span style="font-size: 19px; letter-spacing: -0.018em;" class=""> says:</span></font></div></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class="">VideoToolbox:Decoder:Standalone is </span><span style="font-size: 19px; letter-spacing: -0.34200000762939453px;" class="">”</span><span style="font-size: 19px; letter-spacing: -0.018em;" class="">N</span><span style="font-size: 19px; letter-spacing: -0.34200000762939453px;" class="">”</span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class="">However, I do not know what </span><span style="font-size: 19px; letter-spacing: -0.34200000762939453px;" class="">“</span><span style="font-size: 19px; letter-spacing: -0.018em;" class="">Standalone</span><span style="font-size: 19px; letter-spacing: -0.34200000762939453px;" class="">”</span><span style="font-size: 19px; letter-spacing: -0.018em;" class=""> means under FFmpeg-API </span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class="">(We are using all of FFmpeg, the latest, compiled in to C, for use in iOS.)</span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></font></div><div class=""><font face="Arial, Verdana, Bitstream Vera Sans, Helvetica, sans-serif" class=""><span style="font-size: 19px; letter-spacing: -0.018em;" class=""><br class=""></span></font></div></body></html>