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Diffstat (limited to 'DOCS/man/af.rst')
-rw-r--r-- | DOCS/man/af.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/DOCS/man/af.rst b/DOCS/man/af.rst index 9baaca664b..f839770247 100644 --- a/DOCS/man/af.rst +++ b/DOCS/man/af.rst @@ -59,6 +59,13 @@ Available filters are: (If you just want to set defaults for this filter that will be used even by automatically inserted lavrresample instances, you should prefer setting them with ``--af-defaults=lavrresample:...``.) + ``normalize=<yes|no>`` + Whether to normalize when remixing channel layouts (default: yes). This + is e.g. applied when downmixing surround audio to stereo. The advantage + is that this guarantees that no clipping can happen. Unfortunately, + this can also lead to too low volume levels. Whether you enable or + disable this is essentially a matter of taste, but the default uses + the safer choice. ``o=<string>`` Set AVOptions on the SwrContext or AVAudioResampleContext. These should be documented by FFmpeg or Libav. |