[FFmpeg-user] seemingly simple use of FFMPEG not found, please help

Carl Zwanzig cpz at tuunq.com
Wed May 14 19:11:56 EEST 2025


Hello,

On 5/14/2025 7:45 AM, ron wrote:
> The reason is that this second audio is not being used and removing it 
> from the TS will give us a bit more BW for the Video.

What's the actual bandwidth of that stream? If it's silent or low 
bit-rate, the overhead and added complexity of removing the stream might 
outweigh any recovered bandwidth. (Saving <128kb/s on a >2000kb/s stream 
doesn't seem worth the effort, unless maybe there are a -lot- of >2mb/s 
streams.)

After that, you could use -map to specify which streams to include and 
the codec 'copy'.

Later,

z!



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