Hello. I got it working in the git head version. The versions are kind of confusing though.
apt-get version: > ffmpeg version 2.8.10-0ubuntu0.16.04.1 Copyright (c) 2000-2016 the FFmpeg > developers > built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609 (XXX Too old XXX) latest stable version: > ffmpeg version 3.2.4-static http://johnvansickle.com/ffmpeg Copyright (c) > 2000-2017 the FFmpeg developers > built with gcc 5.4.1 (Debian 5.4.1-5) 20170205 > [mp4 @ 0x3b8a260] Could not find tag for codec flac in stream #0, codec not > currently supported in container > Could not write header for output file #0 (incorrect codec parameters ?): > Invalid argument Stream mapping: > Stream #0:0 -> #0:0 (copy) > Last message repeated 1 times git head version: $ ./ffmpeg -i a.flac -acodec copy -vn b.mp4 > ffmpeg version N-83494-g2b9f92fcc5-static http://johnvansickle.com/ffmpeg > Copyright (c) 2000-2017 the FFmpeg developers > built with gcc 5.4.1 (Debian 5.4.1-5) 20170205 > [mp4 @ 0x4bfc0a0] FLAC in MP4 support is experimental, add '-strict -2' if > you want to use it. > Could not write header for output file #0 (incorrect codec parameters ?): > Experimental feature $ ./ffmpeg -i a.flac -strict -2 -acodec copy -vn b.mp4 > [...] > Stream #0:0: Audio: flac ([193][0][0][0] / 0x00C1), 44100 Hz, stereo, s16 > Stream mapping: > Stream #0:0 -> #0:0 (copy) > Press [q] to stop, [?] for help (Works) _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".