Hi all... >From mplayer.user mailing list I got no answer...
$ playfile fantasia_a_due-prova_13_agosto.m4a MPlayer 1.3.0 (Debian), built with gcc-8 (C) 2000-2016 MPlayer Team do_connect: could not connect to socket connect: No such file or directory Failed to open LIRC support. You will not be able to use your remote control. Playing fantasia_a_due-prova_13_agosto.m4a. libavformat version 58.20.100 (external) Mismatching header version 58.12.100 libavformat file format detected. [aac @ 0x7fbe56196e00]Could not find codec parameters for stream 0 (Audio: aac, 0 channels, fltp): unspecified sample rate Consider increasing the value for the 'analyzeduration' and 'probesize' options [lavf] stream 0: audio (aac), -aid 0 Load subtitles in ./ ========================================================================== Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders libavcodec version 58.35.100 (external) Mismatching header version 58.18.100 Ignoring broken container sample rate for AAC with SBR Unknown/missing audio format -> no sound ADecoder init failed :( Opening audio decoder: [faad] AAC (MPEG2/4 Advanced Audio Coding) Could not get audio data! ADecoder init failed :( ADecoder init failed :( Opening audio decoder: [spdif] libavformat/spdifenc audio pass-through decoder. [spdif @ 0x7fbe56196e00]Codec 0 is not implemented. Update your FFmpeg version to the newest one from Git. If the problem still occurs, it means that your file has a feature which has not been implemented. This codec is not supported by spdifenc. ADecoder init failed :( ADecoder init failed :( Cannot find codec for audio format 0x4134504D. Audio: no sound Video: no video Exiting... (End of file) What missing, what should I install...? If my two-minutes-ago full-upgrade ok, I should be running Stable: Debian 10. Thanks for any help, Rodolfo