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Object Hierarchy
GObject ╰── GInitiallyUnowned ╰── GstObject ╰── GstElement ╰── GstBaseTransform ╰── GstAudioFilter ╰── GstVolume
Description
The volume element changes the volume of the audio data.
Example launch line
1 |
gst-launch-1.0 -v -m audiotestsrc ! volume volume=0.5 ! level ! fakesink silent=TRUE |
This pipeline shows that the level of audiotestsrc has been halved (peak values are around -6 dB and RMS around -9 dB) compared to the same pipeline without the volume element.
Synopsis
Element Pads
name |
sink |
direction |
sink |
presence |
always |
details |
audio/x-raw, format=(string){ F32LE, F64LE, S8, S16LE, S24LE, S32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string)interleaved |
name |
src |
direction |
source |
presence |
always |
details |
audio/x-raw, format=(string){ F32LE, F64LE, S8, S16LE, S24LE, S32LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], layout=(string)interleaved |