videoframe-audiolevel: GStreamer Bad Plugins 1.0 Plugins Reference Manual

videoframe-audiolevel

Types and Values

struct

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstElement
                ╰── GstVideoFrameAudioLevel

Description

This element acts like a synchronized audio/video "level". It gathers all audio buffers sent between two video frames, and then sends a message that contains the RMS value of all samples for these buffers.

Example launch line

1	gst-launch-1.0 -m filesrc location="file.mkv" ! decodebin name=d ! "audio/x-raw" ! videoframe-audiolevel name=l ! autoaudiosink d. ! "video/x-raw" ! l. l. ! queue ! autovideosink ]\|

Synopsis

Element Information

plugin	videoframe_audiolevel
author	Vivia Nikolaidou <vivia@toolsonair.com>
class	Filter/Analyzer/Audio

Element Pads

name	asink
direction	sink
presence	always
details	audio/x-raw, format=(string){ S8, S16LE, S32LE, F32LE, F64LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ]

name	vsink
direction	sink
presence	always
details	video/x-raw

name	asrc
direction	source
presence	always
details	audio/x-raw, format=(string){ S8, S16LE, S32LE, F32LE, F64LE }, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ]

name	vsrc
direction	source
presence	always
details	video/x-raw

Functions

Types and Values

struct GstVideoFrameAudioLevel

struct GstVideoFrameAudioLevel;