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Changes between Initial Version and Version 1 of Ticket #3545, comment 4

initial	v1
2	2	> I can't use NUT in that case (long story...)
3	3
4		Since I took a guess in understanding this sentence: Even if you change FFmpeg to read such files (this is not very difficult but in any case needs user interaction, ie you'd have to specify the pix_fmt at decoding time just as you did at encoding time), the files are still invalid insofar as they do not confirm to any specification and likely no other software (no player that is not FFmpeg-based) will decode the files. Even if you change the muxer and write NUT tags (so you don't have to specify the pix_fmt for decoding), you still get files that cannot be read by anything but FFmpeg.
	4	Since I took a guess in understanding this sentence: Even if you change the avi demuxer to read such files (this is not very difficult but in any case needs user interaction, ie you'd have to specify the pix_fmt at decoding time just as you did at encoding time), the files are still invalid insofar as they do not confirm to any avi specification and likely no other software (no player that is not FFmpeg-based) will decode the files. Even if you change the avi muxer and write NUT tags (so you don't have to specify the pix_fmt for decoding), you still get files that cannot be read by anything but FFmpeg.
5	5
6	6	A warning (with AV_LOG_ERROR) is shown since 8b122937