Video Editor: Setup
Silence Detection Configuration
The settings regarding the sensitivity of the silence detection can be changed in
etc/org.opencastproject.silencedetection.impl.SilenceDetectionServiceImpl.cfg
.
- silence.pre.length
- Duration of silence that should be included at the beginning of a new voice segment. This is to avoid that a cut seems to sudden.
- Default: 2000 (2s)
- silence.threshold.db
- Silence threshold (e.g. -50dB for loud classrooms, -35dB for silent indoor location).
- Default: -40dB
- silence.min.length
- Minimum duration in milliseconds to detect a sequence as silence.
- Default: 10000 (10s)
- voice.min.length
- Minimum segment duration in milliseconds to start a new voice containing sequence after a silent sequence.
- Default: 60000 (1min)
Video Editor Configuration
The FFmpeg properties for the Video Editor can be modified in
etc/org.opencastproject.videoeditor.impl.VideoEditorServiceImpl.cfg
. Usually there should be no reason to touch this
file.