7.3 KiB
gst-inspect-1.0
This is the Linux man page for the
gst-inspect-1.0tool. As such, it is very Linux-centric regarding path specification and plugin names. Please be patient while it is rewritten to be more generic.
Name
gst-inspect-1.0 - print info about a GStreamer plugin or element
Synopsis
gst-inspect-1.0 [OPTION...] [PLUGIN|ELEMENT]
Description
gst-inspect-1.0 is a tool that prints out information on available GStreamer plugins, information about a particular plugin, or information about a particular element. When executed with no PLUGIN or ELEMENT argument, gst-inspect-1.0 will print a list of all plugins and elements together with a sumary. When executed with a PLUGIN or ELEMENT argument, gst-inspect-1.0 will print information about that plug-in or element.
Options
gst-inspect-1.0 accepts the following arguments and options:
PLUGIN
Name of a plugin. This is a file name
like %GSTREAMER_SDK_ROOT_X86%\lib\gstreamer-1.0\libgstaudiotestsrc.dll
for example.
ELEMENT
Name of an element. This is the name of an element, like
audiotestsrc for example
--help
Print help synopsis and available FLAGS
--gst-info-mask=FLAGS
GStreamer info flags to set (list with --help)
-a, --print-all
Print all plugins and elements
--print-plugin-auto-install-info
Print a machine-parsable list of features the specified plugin provides. Useful in connection with external automatic plugin installation mechanisms.
--gst-debug-mask=FLAGS
GStreamer debugging flags to set (list with --help)
--gst-mask=FLAGS
GStreamer info and debugging flags to set (list with --help)
--gst-plugin-spew
GStreamer info flags to set Enable printout of errors while loading GStreamer plugins
--gst-plugin-path=PATH
Add directories separated with ':' to the plugin search path
Example
gst-inspect-1.0 audiotestsrc
should produce:
Factory Details:
Rank none (0)
Long-name Audio test source
Klass Source/Audio
Description Creates audio test signals of given frequency and volume
Author Stefan Kost <ensonic@users.sf.net>
Plugin Details:
Name audiotestsrc
Description Creates audio test signals of given frequency and volume
Filename /usr/lib/gstreamer-1.0/libgstaudiotestsrc.so
Version 1.8.1
License LGPL
Source module gst-plugins-base
Source release date 2016-04-20
Binary package GStreamer Base Plugins (Arch Linux)
Origin URL http://www.archlinux.org/
GObject
+----GInitiallyUnowned
+----GstObject
+----GstElement
+----GstBaseSrc
+----GstAudioTestSrc
Pad Templates:
SRC template: 'src'
Availability: Always
Capabilities:
audio/x-raw
format: { S16LE, S16BE, U16LE, U16BE, S24_32LE, S24_32BE, U24_32LE, U24_32BE, S32LE, S32BE, U32LE, U32BE, S24LE, S24BE, U24LE, U24BE, S20LE, S20BE, U20LE, U20BE, S18LE, S18BE, U18LE, U18BE, F32LE, F32BE, F64LE, F64BE, S8, U8 }
layout: interleaved
rate: [ 1, 2147483647 ]
channels: [ 1, 2147483647 ]
Element Flags:
no flags set
Element Implementation:
Has change_state() function: gst_base_src_change_state
Element has no clocking capabilities.
Element has no URI handling capabilities.
Pads:
SRC: 'src'
Pad Template: 'src'
Element Properties:
name : The name of the object
flags: readable, writable
String. Default: "audiotestsrc0"
parent : The parent of the object
flags: readable, writable
Object of type "GstObject"
blocksize : Size in bytes to read per buffer (-1 = default)
flags: readable, writable
Unsigned Integer. Range: 0 - 4294967295 Default: 4294967295
num-buffers : Number of buffers to output before sending EOS (-1 = unlimited)
flags: readable, writable
Integer. Range: -1 - 2147483647 Default: -1
typefind : Run typefind before negotiating
flags: readable, writable
Boolean. Default: false
do-timestamp : Apply current stream time to buffers
flags: readable, writable
Boolean. Default: false
samplesperbuffer : Number of samples in each outgoing buffer
flags: readable, writable
Integer. Range: 1 - 2147483647 Default: 1024
wave : Oscillator waveform
flags: readable, writable, controllable
Enum "GstAudioTestSrcWave" Default: 0, "sine"
(0): sine - Sine
(1): square - Square
(2): saw - Saw
(3): triangle - Triangle
(4): silence - Silence
(5): white-noise - White uniform noise
(6): pink-noise - Pink noise
(7): sine-table - Sine table
(8): ticks - Periodic Ticks
(9): gaussian-noise - White Gaussian noise
(10): red-noise - Red (brownian) noise
(11): blue-noise - Blue noise
(12): violet-noise - Violet noise
freq : Frequency of test signal. The sample rate needs to be at least 4 times higher.
flags: readable, writable, controllable
Double. Range: 0 - 5.368709e+08 Default: 440
volume : Volume of test signal
flags: readable, writable, controllable
Double. Range: 0 - 1 Default: 0.8
is-live : Whether to act as a live source
flags: readable, writable
Boolean. Default: false
timestamp-offset : An offset added to timestamps set on buffers (in ns)
flags: readable, writable
Integer64. Range: -9223372036854775808 - 9223372036854775807 Default: 0
can-activate-push : Can activate in push mode
flags: readable, writable
Boolean. Default: true
can-activate-pull : Can activate in pull mode
flags: readable, writable
Boolean. Default: false