Oh, apng actually its own muxer, not image2 ...Now it works, even if slowly (single threaded) ...вт, 23 авг. 2022 г., 17:55 Andrew Randrianasulu <randrianasulu@gmail.com>:Ow, smc.qt failed, so please do not add it ... (Probably because it accept strictly palettized data)--FFVideoConvert::convert_frame_picture: sws_getCachedContext() failedFFVideoConvert::convert_frame_picture: sws_getCachedContext() failedFFVideoStream::encode: encode failed--вт, 23 авг. 2022 г., 17:03 Andrew Randrianasulu <randrianasulu@gmail.com>:And few more old video formats:Flash screen recordingOld 4:1:1 and 4:2:0 packed formats for uicktimeFfmpeg's version of huffyuvвт, 23 авг. 2022 г., 15:51 Andrew Randrianasulu <randrianasulu@gmail.com>:While I can't figure out why animated png fails ...Also, alias PIX does not work.I used ' thirdparty/ffmpeg-5.1/ffmpeg -encoders' output to see if there any uncovered codec, so I added few uncompressed video packers too ...May be it need range of frames and not just one? (I used single-frame rendering)Put those in ffmpeg/video folder (for source tree based single user build it will be in bin subfolder, but you can just put them in cinelerra-5.1/ffmpeg folder and they will be installed hopefully ...)