Specifically crafted AAC/MP4 file drops audio playback on seek
General Complete name : Radio 1's Big Weekend Headliners, Lady Gaga-p09ht09p.m4a Format : iso6 Codec ID : iso6 (iso6/dash) File size : 41.6 MiB Duration : 1 h 0 min Overall bit rate mode : Variable Overall bit rate : 96.9 kb/s
Audio ID : 1 Format : AAC LC SBR Format/Info : Advanced Audio Codec Low Complexity with Spectral Band Replication Commercial name : HE-AAC Format settings : Explicit Codec ID : mp4a-40-2 Duration : 1 h 0 min Bit rate mode : Variable Bit rate : 96.0 kb/s Maximum bit rate : 102 kb/s Channel(s) : 2 channels Channel layout : L R Sampling rate : 48.0 kHz Frame rate : 23.438 FPS (2048 SPF) Compression mode : Lossy Stream size : 41.2 MiB (99%) Language : English Default : Yes
VLC 3.0.14 log: https://wtf.roflcopter.fr/paste/?4f3f6a6820d43b26#Dpr9hb4GbMZUmshqKVPw84scqAjzMH1TFZGDm5Tv7NaW
Sample plays correctly with mpv and Cog.