The SW decoder plugin crashes when playing 7.1 TrueHD. Solution: In LAV Audio Configuration → Mixing → Enable "Expand 7.1 to 7.1.4" (or downmix to 5.1 if your speakers are fewer).
However, in this keyword cluster, likely stems from a command-line or script-based media player where users type playit to launch a custom decoding pipeline. For example: sw decoder plugin 3m playit better
ffmpeg -i surround.ac3 -af "sw_decoder_plugin,3m_tape" -f wav | playit Here, playit could be an alias for aplay , mpv , or a custom audio output utility. The SW decoder plugin crashes when playing 7
| Default Decoder | Shortcoming | |----------------|-------------| | Windows DirectSound | Applies hidden resampling (bad for hi-fi) | | VLC built-in AC3 | No 3M tape emulation, weak LFE channel | | Chrome’s audio stack | Downmixes 5.1 to stereo without warning | | FFmpeg’s default aac decoder | High CPU usage on surround content | For example: ffmpeg -i surround