Questions tagged [muxer]

I've tried combining different files on multiple occasions (e.g. add extra audio streams in different languages to a video, so that you can select your audio stream/language) but it never worked. That is, when playing the resulting mkv with VLC…

I want to reduce video file's size and, instead encoding mono as two identical stereo channels, encode it as a one-channel mono. But will I be able to mux this true mono with video? I'm asking, because I've never seen an FFMPEG or MediaInfo report…

I'm using the following command in a batch file that I double-click in the folder containing the resp. webm video and m4a audio files: for %%a in ("*.webm") do "C:\AVConvert\ffmpeg.exe" -i "%%~fa" -i "%%~na.m4a" -c:v copy -c:a copy -map 0:0 -map 1:0…