[FFmpeg-devel] [PATCH] lavfi: add showvolume filter

[Clément Bœsch]

On Fri, Feb 20, 2015 at 02:28:21PM +0000, Paul B Mahol wrote:
> Signed-off-by: Paul B Mahol <onemda at gmail.com>
> ---
>  libavfilter/Makefile         |   1 +
>  libavfilter/allfilters.c     |   1 +
>  libavfilter/avf_showvolume.c | 197 +++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 199 insertions(+)
>  create mode 100644 libavfilter/avf_showvolume.c
> 
[...]

You could make a viewer that uses ebur128 metadata, as an alternative to
its default viewer. The sound level will be way more accurate.

-- 
Clément B.