Tag: #lossless
2 articles
MKV to MP4: The Complete Remux Guide — Zero Quality Loss with -c copy
Convert MKV to MP4 the fast, lossless way using FFmpeg remux. Remux vs. re-encode compared, the three typical failure modes (subtitle format, non-standard audio, AV1/VP9), movflags +faststart explained, and a practical audio-only re-encode recipe.
FFmpeg Extract Audio from Video — MP3, AAC, WAV, and FLAC Commands
Extract audio from video with FFmpeg: lossless copy (-c:a copy) vs re-encoding and when to use each, MP3/AAC/FLAC/WAV format-specific commands, multi-track selection with -map, time-range extraction, batch processing, and five common error fixes.