[FFmpeg-user] audio channel manipulation

[Jim Shupert]

On 1/22/2019 8:03 AM, Moritz Barsnick wrote:
> On Tue, Jan 22, 2019 at 11:09:50 +0100, andrei ka wrote:
>> interesting, looks like ffv1 did zero compression here, stream size of .mov
>> & ffv1 avi is the same. or the file size changed, it's only mediainfo
>> computed decompressed stream size ?
> Good observation. Not only is the size identical to the original, but
> also the codec. ;-) What Jim erroneously did was to use the command
> line options "-c copy -c:a pcm_s24le" *after* "-vcodec ffv1" - which
> implies that the video is copied.
>
> Jim, you need to reorder those options, or drop "-c copy", to achieve
> what you desired.
oh dear -- thatz on me!
      so much focus on the audio , so little attention to the video
      did/// -c copy -c:a pcm_s24le
      meant to only copy the audio/// |-c:a copy
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