i hacked ffmpeg-4.4 so it exposes this list of pix_fmts for cingg to display. <div>and now you can make huuuuge y4m files with high bit depth (10/12/14/16 and better subsampling / 422, 444) </div><div><br></div><div><br><div>unfortunately it seems our processing of 'strict' option is broken, so i hacked out err message... from libavformat/yuv4mpegpipe muxer.. </div><div><br></div><div>not sure if vdpau/vaapi/nvenc decoding/encoding still work, i only saw ref. to this wrapped_avframe in declink/opengl/xv *devices* (currently unused by cingg? ) and vapoursynth muxer... <br><br>On Tuesday, June 15, 2021, Andrew Randrianasulu <<a href="mailto:randrianasulu@gmail.com">randrianasulu@gmail.com</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">i was looking at y4m piping at high bit depth (inspired by latest x264 patches), and found two interesting links..<div><br></div><div><a href="https://forum.videohelp.com/threads/399289-Need-help-converting-RAW-YUV-to-Y4M" target="_blank">https://forum.videohelp.com/<wbr>threads/399289-Need-help-<wbr>converting-RAW-YUV-to-Y4M</a></div><div><br></div><div>there is claim none of Linux video editors were able to open raw teststreams. </div><div><br></div><div>link provided in message doesn't work for me, but this one worked</div><div><br></div><div><a href="http://ultravideo.fi/#testsequences" target="_blank">http://ultravideo.fi/#<wbr>testsequences</a></div><div><br></div><div>if you have ssd/nvme disk and/or 4 gb of free ram to play this - you can test) </div><div><br></div><div>another link is about ffmpeg itself, it has bug in this area in early 2017, but hopefully it was fixed? </div><div><br></div><div><a href="https://forum.doom9.org/archive/index.php/t-174314.html" target="_blank">https://forum.doom9.org/<wbr>archive/index.php/t-174314.<wbr>html</a></div><div><br></div><div>until very lately I was under impression you only can pipe 8-bit (per channel) video.. but i was wrong? (not tested with cingg yet) </div><div><br></div><div><br></div>
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