[vlc-devel] [PATCHv2 0/9] Loudness Meter plugin and player API

[Thomas Guillem]

Branch also available on gitlab: https://code.videolan.org/tguillem/vlc/commits/r128/1

On Wed, Aug 19, 2020, at 21:25, Thomas Guillem wrote:
> Changes since RFC:
>  - Fix leak in libebur128 plugin
> 
>  - No more variables hacks (callbacks, vlc_object_parent()).
> 
>  - Add a proper vlc_audio_meter API, that is used to manage "audio meter"
>    plugins.
> 
>  - Replace the player Loudness API by a generic Metadata API. This API could be
>    used for more usecase (like statistics, SEI...)
> 
> Best regards,
> Thomas Guillem (9):
>   aout: filters: expose CreateFilter internally
>   aout: add the vlc_audio_meter API
>   aout: use the vlc_audio_meter API
>   contrib: add libebur128
>   audio_filter: add ebur128 "audio meter" plugin
>   player: add a metadata listener API
>   demux: mock: use f32l by default for audio
>   demux: mock: audio: output a sine wave by default
>   player: test the loudness meter via the metadata API
> 
>  configure.ac                      |   5 +
>  contrib/src/libebur128/SHA512SUMS |   1 +
>  contrib/src/libebur128/rules.mak  |  25 +++
>  include/vlc_aout.h                | 148 +++++++++++++++
>  include/vlc_filter.h              |  18 ++
>  include/vlc_player.h              | 112 +++++++++++
>  modules/audio_filter/Makefile.am  |   9 +-
>  modules/audio_filter/libebur128.c | 306 ++++++++++++++++++++++++++++++
>  modules/demux/Makefile.am         |   1 +
>  modules/demux/mock.c              |  52 ++++-
>  src/Makefile.am                   |   2 +
>  src/audio_output/aout_internal.h  |  15 ++
>  src/audio_output/dec.c            |  13 ++
>  src/audio_output/filters.c        |  30 +--
>  src/audio_output/meter.c          | 225 ++++++++++++++++++++++
>  src/audio_output/output.c         |  19 ++
>  src/libvlccore.sym                |   9 +
>  src/player/metadata.c             | 217 +++++++++++++++++++++
>  src/player/player.c               |   9 +-
>  src/player/player.h               |  15 ++
>  test/src/player/player.c          |  60 ++++++
>  21 files changed, 1270 insertions(+), 21 deletions(-)
>  create mode 100644 contrib/src/libebur128/SHA512SUMS
>  create mode 100644 contrib/src/libebur128/rules.mak
>  create mode 100644 modules/audio_filter/libebur128.c
>  create mode 100644 src/audio_output/meter.c
>  create mode 100644 src/player/metadata.c
> 
> -- 
> 2.28.0
> 
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