mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Make sure to always suffix GStreamer tools with -1.0
This commit is contained in:
Thibault Saunier
parent
0ea07b873a
commit
a4c04e5c43
14 changed files with 124 additions and 124 deletions
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@ -125,7 +125,7 @@ into an actual pipeline, which is very handy. In fact, this function is
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so handy there is a tool built completely around it which you will get
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very acquainted with (see [Basic tutorial 10: GStreamer
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tools](Basic+tutorial+10+GStreamer+tools.markdown) to
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learn about `gst-launch` and the `gst-launch` syntax).
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learn about `gst-launch-1.0` and the `gst-launch-1.0` syntax).
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### playbin
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@ -35,10 +35,10 @@ and you are ready to start typing the commands given in this tutorial.
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In order to allow for multiple versions of GStreamer to coexists in the
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same system, these tools are versioned, this is, a GStreamer version
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number is appended to their name. This version of the SDK is based on
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GStreamer 0.10, so the tools are called `gst-launch-0.10`,
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`gst-inspect-0.10` and `gst-discoverer-0.10`
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GStreamer 1.0, so the tools are called `gst-launch-1.0`,
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`gst-inspect-1.0` and `gst-discoverer-1.0`
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# `gst-launch`
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# `gst-launch-1.0`
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This tool accepts a textual description of a pipeline, instantiates it,
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and sets it to the PLAYING state. It allows you to quickly check if a
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@ -51,7 +51,7 @@ up to a certain level. In any case, it is extremely handy to test
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pipelines quickly, and is used by GStreamer developers around the world
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on a daily basis.
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Please note that `gst-launch` is primarily a debugging tool for
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Please note that `gst-launch-1.0` is primarily a debugging tool for
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developers. You should not build applications on top of it. Instead, use
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the `gst_parse_launch()` function of the GStreamer API as an easy way to
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construct pipelines from pipeline descriptions.
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@ -59,12 +59,12 @@ construct pipelines from pipeline descriptions.
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Although the rules to construct pipeline descriptions are very simple,
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the concatenation of multiple elements can quickly make such
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descriptions resemble black magic. Fear not, for everyone learns the
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`gst-launch` syntax, eventually.
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`gst-launch-1.0` syntax, eventually.
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The command line for gst-launch consists of a list of options followed
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The command line for gst-launch-1.0 consists of a list of options followed
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by a PIPELINE-DESCRIPTION. Some simplified instructions are given next,
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se the complete documentation at [the reference page](gst-launch.html)
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for `gst-launch`.
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se the complete documentation at [the reference page](gst-launch-1.0.html)
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for `gst-launch-1.0`.
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#### Elements
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@ -73,7 +73,7 @@ separated by exclamation marks (\!). Go ahead and type in the following
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command:
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```
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gst-launch-0.10 videotestsrc ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 videotestsrc ! ffmpegcolorspace ! autovideosink
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```
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You should see a windows with an animated video pattern. Use CTRL+C on
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@ -92,12 +92,12 @@ to find two compatible Pads.
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Properties may be appended to elements, in the form
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*property=value *(multiple properties can be specified, separated by
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spaces). Use the `gst-inspect` tool (explained next) to find out the
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spaces). Use the `gst-inspect-1.0` tool (explained next) to find out the
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available properties for an
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element.
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```
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gst-launch-0.10 videotestsrc pattern=11 ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 videotestsrc pattern=11 ! ffmpegcolorspace ! autovideosink
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```
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You should see a static video pattern, made of circles.
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@ -114,7 +114,7 @@ Named elements are referred to using their name followed by a
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dot.
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```
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gst-launch-0.10 videotestsrc ! ffmpegcolorspace ! tee name=t ! queue ! autovideosink t. ! queue ! autovideosink
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gst-launch-1.0 videotestsrc ! ffmpegcolorspace ! tee name=t ! queue ! autovideosink t. ! queue ! autovideosink
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```
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You should see two video windows, showing the same sample video pattern.
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@ -141,14 +141,14 @@ Instead of letting GStreamer choose which Pad to use when linking two
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elements, you may want to specify the Pads directly. You can do this by
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adding a dot plus the Pad name after the name of the element (it must be
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a named element). Learn the names of the Pads of an element by using
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the `gst-inspect` tool.
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the `gst-inspect-1.0` tool.
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This is useful, for example, when you want to retrieve one particular
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stream out of a
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demuxer:
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```
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gst-launch-0.10.exe souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d d.video_00 ! matroskamux ! filesink location=sintel_video.mkv
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gst-launch-1.0.exe souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d d.video_00 ! matroskamux ! filesink location=sintel_video.mkv
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```
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This fetches a media file from the internet using `souphttpsrc`, which
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@ -168,7 +168,7 @@ new matroska file with the video. If we wanted to keep only the
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audio:
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```
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gst-launch-0.10.exe souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d d.audio_00 ! vorbisparse ! matroskamux ! filesink location=sintel_audio.mka
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gst-launch-1.0.exe souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d d.audio_00 ! vorbisparse ! matroskamux ! filesink location=sintel_audio.mka
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```
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The `vorbisparse` element is required to extract some information from
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@ -194,7 +194,7 @@ Consider the following
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pipeline:
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```
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gst-launch-0.10 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux ! filesink location=test
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gst-launch-1.0 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux ! filesink location=test
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```
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This is the same media file and demuxer as in the previous example. The
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@ -208,7 +208,7 @@ previous sub-section, or by using **Caps
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Filters**:
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```
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gst-launch-0.10 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux ! video/x-vp8 ! matroskamux ! filesink location=sintel_video.mkv
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gst-launch-1.0 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux ! video/x-vp8 ! matroskamux ! filesink location=sintel_video.mkv
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```
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A Caps Filter behaves like a pass-through element which does nothing and
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@ -218,9 +218,9 @@ added a `video/x-vp8` Caps Filter to specify that we are interested in
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the output pad of `matroskademux` which can produce this kind of video.
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To find out the Caps an element accepts and produces, use the
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`gst-inspect` tool. To find out the Caps contained in a particular file,
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use the `gst-discoverer` tool. To find out the Caps an element is
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producing for a particular pipeline, run `gst-launch` as usual, with the
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`gst-inspect-1.0` tool. To find out the Caps contained in a particular file,
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use the `gst-discoverer-1.0` tool. To find out the Caps an element is
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producing for a particular pipeline, run `gst-launch-1.0` as usual, with the
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`–v` option to print Caps information.
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#### Examples
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@ -229,7 +229,7 @@ Play a media file using `playbin2` (as in [Basic tutorial 1: Hello
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world\!](Basic%2Btutorial%2B1%253A%2BHello%2Bworld%2521.html)):
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```
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gst-launch-0.10 playbin2 uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm
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gst-launch-1.0 playbin2 uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm
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```
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A fully operation playback pipeline, with audio and video (more or less
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@ -237,7 +237,7 @@ the same pipeline that `playbin2` will create
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internally):
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```
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gst-launch-0.10 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d ! queue ! vp8dec ! ffmpegcolorspace ! autovideosink d. ! queue ! vorbisdec ! audioconvert ! audioresample ! autoaudiosink
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gst-launch-1.0 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! matroskademux name=d ! queue ! vp8dec ! ffmpegcolorspace ! autovideosink d. ! queue ! vorbisdec ! audioconvert ! audioresample ! autoaudiosink
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```
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A transcoding pipeline, which opens the webm container and decodes both
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@ -247,7 +247,7 @@ with a different codec, and puts them back together in an Ogg container
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it).
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```
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gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm name=d ! queue ! theoraenc ! oggmux name=m ! filesink location=sintel.ogg d. ! queue ! audioconvert ! audioresample ! flacenc ! m.
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gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm name=d ! queue ! theoraenc ! oggmux name=m ! filesink location=sintel.ogg d. ! queue ! audioconvert ! audioresample ! flacenc ! m.
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```
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A rescaling pipeline. The `videoscale` element performs a rescaling
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@ -256,14 +256,14 @@ output caps. The output caps are set by the Caps Filter to
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320x200.
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```
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gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! queue ! videoscale ! video/x-raw-yuv,width=320,height=200 ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! queue ! videoscale ! video/x-raw-yuv,width=320,height=200 ! ffmpegcolorspace ! autovideosink
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```
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This short description of `gst-launch` should be enough to get you
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This short description of `gst-launch-1.0` should be enough to get you
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started. Remember that you have the [complete documentation available
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here](gst-launch.html).
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here](gst-launch-1.0.html).
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# `gst-inspect`
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# `gst-inspect-1.0`
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This tool has three modes of operation:
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@ -278,7 +278,7 @@ This tool has three modes of operation:
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Let's see an example of the third mode:
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```
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gst-inspect-0.10 vp8dec
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gst-inspect-1.0 vp8dec
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Factory Details:
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Long name: On2 VP8 Decoder
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@ -380,9 +380,9 @@ The most relevant sections are:
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element, along with their type and accepted values.
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For more information, you can check the [documentation
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page](http://gst-inspect) of `gst-inspect`.
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page](http://gst-inspect-1.0) of `gst-inspect-1.0`.
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# `gst-discoverer`
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# `gst-discoverer-1.0`
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This tool is a wrapper around the `GstDiscoverer` object shown in [Basic
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tutorial 9: Media information
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@ -392,14 +392,14 @@ regarding the media that GStreamer can extract. It is useful to find out
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what container and codecs have been used to produce the media, and
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therefore what elements you need to put in a pipeline to play it.
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Use `gst-discoverer --help` to obtain the list of available options,
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Use `gst-discoverer-1.0 --help` to obtain the list of available options,
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which basically control the amount of verbosity of the output.
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Let's see an
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example:
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```
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gst-discoverer-0.10 http://docs.gstreamer.com/media/sintel_trailer-480p.webm -v
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gst-discoverer-1.0 http://docs.gstreamer.com/media/sintel_trailer-480p.webm -v
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Analyzing http://docs.gstreamer.com/media/sintel_trailer-480p.webm
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Done discovering http://docs.gstreamer.com/media/sintel_trailer-480p.webm
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@ -454,10 +454,10 @@ Properties:
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This tutorial has shown:
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- How to build and run GStreamer pipelines from the command line using
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the `gst-launch` tool.
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the `gst-launch-1.0` tool.
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- How to find out what GStreamer elements you have available and their
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capabilities, using the `gst-inspect` tool.
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capabilities, using the `gst-inspect-1.0` tool.
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- How to discover the internal structure of media files, using
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`gst-discoverer`.
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`gst-discoverer-1.0`.
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It has been a pleasure having you here, and see you soon\!
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@ -82,7 +82,7 @@ The `'*'` wildcard is also available. For example
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starting with the word `audio`. `GST_DEBUG=*:2` is equivalent to
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`GST_DEBUG=2`.
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Use `gst-launch-0.10 --gst-debug-help` to obtain the list of all
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Use `gst-launch-1.0 --gst-debug-help` to obtain the list of all
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registered categories. Bear in mind that each plugin registers its own
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categories, so, when installing or removing plugins, this list can
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change.
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@ -189,7 +189,7 @@ learn a bit of GStreamer along the way).
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To obtain `.dot` files, simply set
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the `GST_DEBUG_DUMP_DOT_DIR` environment variable to point to the
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folder where you want the files to be placed. `gst-launch` will create
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folder where you want the files to be placed. `gst-launch-1.0` will create
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a `.dot` file at each state change, so you can see the evolution of the
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caps negotiation. Unset the variable to disable this facility. From
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within your application, you can use the
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@ -8,7 +8,7 @@ build complex pipelines easily (like `playbin2`), to little helper
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elements which are extremely useful when debugging.
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For simplicity, the following examples are given using the
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`gst-launch` tool (Learn about it in [Basic tutorial 10: GStreamer
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`gst-launch-1.0` tool (Learn about it in [Basic tutorial 10: GStreamer
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tools](Basic%2Btutorial%2B10%253A%2BGStreamer%2Btools.html)). Use the
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`-v` command line parameter if you want to see the Pad Caps that are
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being negotiated.
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@ -36,11 +36,11 @@ source pads as streams are found in the
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media.
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``` lang=bash
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gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! ffmpegcolorspace ! autovideosink
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```
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``` lang=bash
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gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! audioconvert ! autoaudiosink
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gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! audioconvert ! autoaudiosink
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```
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### `decodebin2`
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@ -54,7 +54,7 @@ offers as many source pads as streams are found in the
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media.
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``` lang=bash
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gst-launch-0.10 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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gst-launch-1.0 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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```
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# File input/output
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@ -68,7 +68,7 @@ of `filesrc` to
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`TRUE`.
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``` lang=c
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gst-launch-0.10 filesrc location=f:\\media\\sintel\\sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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gst-launch-1.0 filesrc location=f:\\media\\sintel\\sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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```
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### `filesink`
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@ -78,7 +78,7 @@ This element writes to a file all the media it receives. Use the
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name.
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```
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gst-launch-0.10 audiotestsrc ! vorbisenc ! oggmux ! filesink location=test.ogg
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gst-launch-1.0 audiotestsrc ! vorbisenc ! oggmux ! filesink location=test.ogg
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```
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# Network
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@ -90,7 +90,7 @@ the SOUP library. Set the URL to retrieve through the `location`
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property.
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``` lang=bash
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gst-launch-0.10 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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gst-launch-1.0 souphttpsrc location=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! decodebin2 ! autovideosink
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```
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# Test media generation
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|
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@ -105,7 +105,7 @@ This element produces a video pattern (selectable among many different
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options with the `pattern` property). Use it to test video pipelines.
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``` lang=bash
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gst-launch-0.10 videotestsrc ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 videotestsrc ! ffmpegcolorspace ! autovideosink
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```
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### `audiotestsrc`
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|
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@ -114,7 +114,7 @@ This element produces an audio wave (selectable among many different
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options with the `wave` property). Use it to test video pipelines.
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``` lang=bash
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gst-launch-0.10 audiotestsrc ! audioconvert ! autoaudiosink
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gst-launch-1.0 audiotestsrc ! audioconvert ! autoaudiosink
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```
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# Video adapters
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|
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@ -136,7 +136,7 @@ that can vary depending on external factors, like decoding a
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user-provided file.
|
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``` lang=bash
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gst-launch-0.10 videotestsrc ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 videotestsrc ! ffmpegcolorspace ! autovideosink
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```
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### `videorate`
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|
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@ -156,7 +156,7 @@ rate is unknown at design time, just in
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case.
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``` lang=c
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gst-launch-0.10 videotestsrc ! video/x-raw-rgb,framerate=30/1 ! videorate ! video/x-raw-rgb,framerate=1/1 ! ffmpegcolorspace ! autovideosink
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gst-launch-1.0 videotestsrc ! video/x-raw-rgb,framerate=30/1 ! videorate ! video/x-raw-rgb,framerate=1/1 ! ffmpegcolorspace ! autovideosink
|
||||
```
|
||||
|
||||
### `videoscale`
|
||||
|
|
@ -177,7 +177,7 @@ video sinks are capable of performing scaling
|
|||
operations.
|
||||
|
||||
``` lang=bash
|
||||
gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! videoscale ! video/x-raw-yuv,width=178,height=100 ! ffmpegcolorspace ! autovideosink
|
||||
gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! videoscale ! video/x-raw-yuv,width=178,height=100 ! ffmpegcolorspace ! autovideosink
|
||||
```
|
||||
|
||||
# Audio adapters
|
||||
|
|
@ -194,7 +194,7 @@ negotiation problems with audio, and it is generally safe to use it
|
|||
liberally, since this element does nothing if it is not needed.
|
||||
|
||||
``` lang=bash
|
||||
gst-launch-0.10 audiotestsrc ! audioconvert ! autoaudiosink
|
||||
gst-launch-1.0 audiotestsrc ! audioconvert ! autoaudiosink
|
||||
```
|
||||
|
||||
### `audioresample`
|
||||
|
|
@ -207,7 +207,7 @@ do not fear to use it
|
|||
generously.
|
||||
|
||||
``` lang=bash
|
||||
gst-launch-0.10 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! audioresample ! audio/x-raw-float,rate=4000 ! audioconvert ! autoaudiosink
|
||||
gst-launch-1.0 uridecodebin uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm ! audioresample ! audio/x-raw-float,rate=4000 ! audioconvert ! autoaudiosink
|
||||
```
|
||||
|
||||
### `audiorate`
|
||||
|
|
@ -294,7 +294,7 @@ branch would stall the other
|
|||
branches.
|
||||
|
||||
```
|
||||
gst-launch-0.10 audiotestsrc ! tee name=t ! queue ! audioconvert ! autoaudiosink t. ! queue ! wavescope ! ffmpegcolorspace ! autovideosink
|
||||
gst-launch-1.0 audiotestsrc ! tee name=t ! queue ! audioconvert ! autoaudiosink t. ! queue ! wavescope ! ffmpegcolorspace ! autovideosink
|
||||
```
|
||||
|
||||
# Capabilities
|
||||
|
|
@ -303,14 +303,14 @@ gst-launch-0.10 audiotestsrc ! tee name=t ! queue ! audioconvert ! autoaudiosink
|
|||
|
||||
[Basic tutorial 10: GStreamer
|
||||
tools](Basic%2Btutorial%2B10%253A%2BGStreamer%2Btools.html) already
|
||||
explained how to use Caps filters with `gst-launch`. When building a
|
||||
explained how to use Caps filters with `gst-launch-1.0`. When building a
|
||||
pipeline programmatically, Caps filters are implemented with
|
||||
the `capsfilter` element. This element does not modify data as such,
|
||||
but enforces limitations on the data
|
||||
format.
|
||||
|
||||
``` lang=bash
|
||||
gst-launch-0.10 videotestsrc ! video/x-raw-gray ! ffmpegcolorspace ! autovideosink
|
||||
gst-launch-1.0 videotestsrc ! video/x-raw-gray ! ffmpegcolorspace ! autovideosink
|
||||
```
|
||||
|
||||
### `typefind`
|
||||
|
|
@ -333,11 +333,11 @@ gathering](Basic%2Btutorial%2B9%253A%2BMedia%2Binformation%2Bgathering.html)).
|
|||
This sink element simply swallows any data fed to it. It is useful when
|
||||
debugging, to replace your normal sinks and rule them out of the
|
||||
equation. It can be very verbose when combined with the `-v` switch
|
||||
of `gst-launch`, so use the `silent` property to remove any unwanted
|
||||
of `gst-launch-1.0`, so use the `silent` property to remove any unwanted
|
||||
noise.
|
||||
|
||||
```
|
||||
gst-launch-0.10 audiotestsrc num-buffers=1000 ! fakesink sync=false
|
||||
gst-launch-1.0 audiotestsrc num-buffers=1000 ! fakesink sync=false
|
||||
```
|
||||
|
||||
### `identity`
|
||||
|
|
@ -349,7 +349,7 @@ things this seemingly harmless element can
|
|||
do.
|
||||
|
||||
```
|
||||
gst-launch-0.10 audiotestsrc ! identity drop-probability=0.1 ! audioconvert ! autoaudiosink
|
||||
gst-launch-1.0 audiotestsrc ! identity drop-probability=0.1 ! audioconvert ! autoaudiosink
|
||||
```
|
||||
|
||||
# Conclusion
|
||||
|
|
|
|||
|
|
@ -137,7 +137,7 @@ framework similar to GStreamer. They are different enough, though, so
|
|||
that their pipelines cannot be interconnected. However, through this
|
||||
element, GStreamer can benefit from the decoding elements present in
|
||||
Direct Show. `dshowdecwrapper` wraps multiple Direct Show decoders so
|
||||
they can be embedded in a GStreamer pipeline. Use the `gst-inspect` tool
|
||||
they can be embedded in a GStreamer pipeline. Use the `gst-inspect-1.0` tool
|
||||
(see [Basic tutorial 10: GStreamer
|
||||
tools](Basic%2Btutorial%2B10%253A%2BGStreamer%2Btools.html)) to see the
|
||||
available decoders.
|
||||
|
|
|
|||
|
|
@ -224,7 +224,7 @@ which controls the type of test video the element outputs. Try different
|
|||
values!
|
||||
|
||||
The names and possible values of all the properties an element exposes
|
||||
can be found using the gst-inspect tool described in [Basic tutorial 10:
|
||||
can be found using the gst-inspect-1.0 tool described in [Basic tutorial 10:
|
||||
GStreamer tools](Basic+tutorial+10+GStreamer+tools.markdown).
|
||||
|
||||
### Error checking
|
||||
|
|
|
|||
|
|
@ -336,7 +336,7 @@ case, we pass a pointer to the `CustomData` structure we built specially
|
|||
for this purpose.
|
||||
|
||||
The signals that a `GstElement` generates can be found in its
|
||||
documentation or using the `gst-inspect` tool as described in [Basic
|
||||
documentation or using the `gst-inspect-1.0` tool as described in [Basic
|
||||
tutorial 10: GStreamer
|
||||
tools](Basic+tutorial+10+GStreamer+tools.markdown).
|
||||
|
||||
|
|
|
|||
|
|
@ -464,7 +464,7 @@ This tutorial has shown:
|
|||
- That Pad Caps are important to know beforehand if two elements can
|
||||
be linked together.
|
||||
|
||||
- That Pad Caps can be found using the `gst-inspect` tool described
|
||||
- That Pad Caps can be found using the `gst-inspect-1.0` tool described
|
||||
in [Basic tutorial 10: GStreamer
|
||||
tools](Basic+tutorial+10+GStreamer+tools.markdown).
|
||||
|
||||
|
|
|
|||
|
|
@ -66,7 +66,7 @@ The following code tries to discover the URI provided through the
|
|||
command line, and outputs the retrieved information (If no URI is
|
||||
provided it uses a default one).
|
||||
|
||||
This is a simplified version of what the `gst-discoverer` tool does
|
||||
This is a simplified version of what the `gst-discoverer-1.0` tool does
|
||||
([Basic tutorial 10: GStreamer
|
||||
tools](Basic%2Btutorial%2B10%253A%2BGStreamer%2Btools.html)), which is
|
||||
an application that only displays data, but does not perform any
|
||||
|
|
|
|||
|
|
@ -65,8 +65,8 @@ useful:
|
|||
- /Library/Frameworks/GStreamer.framework/Headers: path with the
|
||||
development headers
|
||||
- /Library/Frameworks/GStreamer.framework/Commands: link to the
|
||||
commands provided by the framework, such as gst-inspect-0.10 or
|
||||
gst-launch-0.10
|
||||
commands provided by the framework, such as gst-inspect-1.0 or
|
||||
gst-launch-1.0
|
||||
|
||||
For more information on OS X Frameworks anatomy, you can consult the
|
||||
following [link](https://developer.apple.com/library/mac/#documentation/MacOSX/Conceptual/BPFrameworks/Concepts/FrameworkAnatomy.html)
|
||||
|
|
|
|||
|
|
@ -273,8 +273,8 @@ dependent dynamic libraries
|
|||
using [otool](https://developer.apple.com/library/mac/#documentation/darwin/reference/manpages/man1/otool.1.html):
|
||||
|
||||
``` lang=bash
|
||||
$ otool -L /Library/Frameworks/GStreamer.framework/Commands/gst-launch-0.10
|
||||
/Library/Frameworks/GStreamer.framework/Commands/gst-launch-0.10:
|
||||
$ otool -L /Library/Frameworks/GStreamer.framework/Commands/gst-launch-1.0
|
||||
/Library/Frameworks/GStreamer.framework/Commands/gst-launch-1.0:
|
||||
/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation (compatibility version 150.0.0, current version 550.43.0)
|
||||
/Library/Frameworks/GStreamer.framework/Versions/0.10/x86/lib/libgstreamer-0.10.0.dylib (compatibility version 31.0.0, current version 31.0.0)
|
||||
/Library/Frameworks/GStreamer.framework/Versions/0.10/x86/lib/libxml2.2.dylib (compatibility version 10.0.0, current version 10.8.0)
|
||||
|
|
@ -300,7 +300,7 @@ $ otool -D /Library/Frameworks/GStreamer.framework/Libraries/libgstreamer-0.10.d
|
|||
Any object file that links to the dynamic library `gstreamer-0.10` will
|
||||
use the
|
||||
path `/Library/Frameworks/GStreamer.framework/Versions/0.10/x86/lib/libgstreamer-0.10.0.dylib` to
|
||||
locate it, as we saw previously with `gst-launch-0.10`.
|
||||
locate it, as we saw previously with `gst-launch-1.0`.
|
||||
|
||||
Since working exclusively with full paths wouldn't let us install our
|
||||
binaries anywhere in the path, the linker provides a mechanism of string
|
||||
|
|
|
|||
|
|
@ -11,9 +11,9 @@ concepts is discussed.
|
|||
- Debugging: [Basic tutorial 11: Debugging tools]
|
||||
- Discoverer: [Basic tutorial 9: Media information gathering]
|
||||
- Elements: [Basic tutorial 2: GStreamer concepts]
|
||||
- gst-discoverer: [Basic tutorial 10: GStreamer tools]
|
||||
- gst-inspect: [Basic tutorial 10: GStreamer tools], [gst-inspect]
|
||||
- gst-launch: [Basic tutorial 10: GStreamer tools], [gst-launch]
|
||||
- gst-discoverer-1.0: [Basic tutorial 10: GStreamer tools]
|
||||
- gst-inspect-1.0: [Basic tutorial 10: GStreamer tools], [gst-inspect-1.0]
|
||||
- gst-launch-1.0: [Basic tutorial 10: GStreamer tools], [gst-launch-1.0]
|
||||
- GUI: [Basic tutorial 5: GUI toolkit integration]
|
||||
- Links: [Basic tutorial 2: GStreamer concepts]
|
||||
- Pads: [Basic tutorial 3: Dynamic pipelines]
|
||||
|
|
@ -36,8 +36,8 @@ concepts is discussed.
|
|||
[Basic tutorial 11: Debugging tools]: Basic+tutorial+11+Debugging+tools.markdown
|
||||
[Basic tutorial 9: Media information gathering]: Basic+tutorial+9+Media+information+gathering.markdown
|
||||
[Basic tutorial 10: GStreamer tools]: Basic+tutorial+10+GStreamer+tools.markdown
|
||||
[gst-inspect]: gst-inspect.markdown
|
||||
[gst-launch]: gst-launch.markdown
|
||||
[gst-inspect-1.0]: gst-inspect.markdown
|
||||
[gst-launch-1.0]: gst-launch.markdown
|
||||
[Basic tutorial 5: GUI toolkit integration]: Basic+tutorial+5+GUI+toolkit+integration.markdown
|
||||
[Basic tutorial 3: Dynamic pipelines]: Basic+tutorial+3+Dynamic+pipelines.markdown
|
||||
[Basic tutorial 7: Multithreading and Pad Availability]: Basic+tutorial+7+Multithreading+and+Pad+Availability.markdown
|
||||
|
|
|
|||
|
|
@ -1,35 +1,35 @@
|
|||
# gst-inspect
|
||||
# gst-inspect-1.0
|
||||
|
||||
<table>
|
||||
<tbody>
|
||||
<tr class="odd">
|
||||
<td><img src="images/icons/emoticons/information.png" width="16" height="16" /></td>
|
||||
<td><p><span>This is the Linux man page for the </span><code>gst-inspect</code><span> tool. As such, it is very Linux-centric regarding path specification and plugin names. Please be patient while it is rewritten to be more generic.</span></p></td>
|
||||
<td><p><span>This is the Linux man page for the </span><code>gst-inspect-1.0</code><span> tool. As such, it is very Linux-centric regarding path specification and plugin names. Please be patient while it is rewritten to be more generic.</span></p></td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
|
||||
## Name
|
||||
|
||||
gst-inspect - print info about a GStreamer plugin or element
|
||||
gst-inspect-1.0 - print info about a GStreamer plugin or element
|
||||
|
||||
## Synopsis
|
||||
|
||||
**gst-inspect \[OPTION...\] \[PLUGIN|ELEMENT\]**
|
||||
**gst-inspect-1.0 \[OPTION...\] \[PLUGIN|ELEMENT\]**
|
||||
|
||||
## Description
|
||||
|
||||
*gst-inspect* is a tool that prints out information on
|
||||
*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* will print a list of all plugins and
|
||||
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* will print information about that plug-in or
|
||||
argument, *gst-inspect-1.0* will print information about that plug-in or
|
||||
element.
|
||||
|
||||
## Options
|
||||
|
||||
*gst-inspect* accepts the following arguments and options:
|
||||
*gst-inspect-1.0* accepts the following arguments and options:
|
||||
|
||||
**PLUGIN**
|
||||
|
||||
|
|
@ -80,7 +80,7 @@ Add directories separated with ':' to the plugin search path
|
|||
## Example
|
||||
|
||||
```
|
||||
gst-inspect-0.10 audiotestsrc
|
||||
gst-inspect-1.0 audiotestsrc
|
||||
```
|
||||
|
||||
should produce:
|
||||
|
|
|
|||
|
|
@ -1,25 +1,25 @@
|
|||
# gst-launch
|
||||
# gst-launch-1.0
|
||||
|
||||
<table>
|
||||
<tbody>
|
||||
<tr class="odd">
|
||||
<td><img src="images/icons/emoticons/information.png" width="16" height="16" /></td>
|
||||
<td><p>This is the Linux man page for the <code>gst-launch</code> tool. As such, it is very Linux-centric regarding path specification and plugin names. Please be patient while it is rewritten to be more generic.</p></td>
|
||||
<td><p>This is the Linux man page for the <code>gst-launch-1.0</code> tool. As such, it is very Linux-centric regarding path specification and plugin names. Please be patient while it is rewritten to be more generic.</p></td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
|
||||
## Name
|
||||
|
||||
gst-launch - build and run a GStreamer pipeline
|
||||
gst-launch-1.0 - build and run a GStreamer pipeline
|
||||
|
||||
## Synopsis
|
||||
|
||||
**gst-launch** *\[OPTION...\]* PIPELINE-DESCRIPTION
|
||||
**gst-launch-1.0** *\[OPTION...\]* PIPELINE-DESCRIPTION
|
||||
|
||||
## Description
|
||||
|
||||
*gst-launch* is a tool that builds and runs basic *GStreamer* pipelines.
|
||||
*gst-launch-1.0* is a tool that builds and runs basic *GStreamer* pipelines.
|
||||
|
||||
In simple form, a PIPELINE-DESCRIPTION is a list of elements separated
|
||||
by exclamation marks (\!). Properties may be appended to elements, in
|
||||
|
|
@ -29,14 +29,14 @@ For a complete description of possible PIPELINE-DESCRIPTIONS see the
|
|||
section*pipeline description* below or consult the GStreamer
|
||||
documentation.
|
||||
|
||||
Please note that *gst-launch* is primarily a debugging tool for
|
||||
Please note that *gst-launch-1.0* is primarily a debugging tool for
|
||||
developers and users. You should not build applications on top of it.
|
||||
For applications, use the gst\_parse\_launch() function of the GStreamer
|
||||
API as an easy way to construct pipelines from pipeline descriptions.
|
||||
|
||||
## Options
|
||||
|
||||
*gst-launch* accepts the following options:
|
||||
*gst-launch-1.0* accepts the following options:
|
||||
|
||||
**--help**
|
||||
|
||||
|
|
@ -75,7 +75,7 @@ time to work.
|
|||
|
||||
## Gstreamer Options
|
||||
|
||||
*gst-launch* also accepts the following options that are common to all
|
||||
*gst-launch-1.0* also accepts the following options that are common to all
|
||||
GStreamer applications:
|
||||
|
||||
## Pipeline Description
|
||||
|
|
@ -94,7 +94,7 @@ Creates an element of type ELEMENTTYPE and sets the PROPERTIES.
|
|||
|
||||
PROPERTY=VALUE ...
|
||||
|
||||
Sets the property to the specified value. You can use **gst-inspect**(1)
|
||||
Sets the property to the specified value. You can use **gst-inspect-1.0**(1)
|
||||
to find out about properties and allowed values of different elements.
|
||||
Enumeration properties can be set by name, nick or value.
|
||||
|
||||
|
|
@ -183,85 +183,85 @@ ffmpegcolorspace (for video) in front of the sink to make things work.
|
|||
|
||||
**Audio playback**
|
||||
|
||||
**gst-launch filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
audioresample \! osssink**
|
||||
Play the mp3 music file "music.mp3" using a libmad-based plug-in and
|
||||
output to an OSS device
|
||||
|
||||
**gst-launch filesrc location=music.ogg \! oggdemux \! vorbisdec \!
|
||||
**gst-launch-1.0 filesrc location=music.ogg \! oggdemux \! vorbisdec \!
|
||||
audioconvert \! audioresample \! osssink**
|
||||
Play an Ogg Vorbis format file
|
||||
|
||||
**gst-launch gnomevfssrc location=music.mp3 \! mad \! osssink
|
||||
gst-launch gnomevfssrc location=<http://domain.com/music.mp3> \! mad \!
|
||||
**gst-launch-1.0 gnomevfssrc location=music.mp3 \! mad \! osssink
|
||||
gst-launch-1.0 gnomevfssrc location=<http://domain.com/music.mp3> \! mad \!
|
||||
audioconvert \! audioresample \! osssink**
|
||||
Play an mp3 file or an http stream using GNOME-VFS
|
||||
|
||||
**gst-launch gnomevfssrc location=<smb://computer/music.mp3> \! mad \!
|
||||
**gst-launch-1.0 gnomevfssrc location=<smb://computer/music.mp3> \! mad \!
|
||||
audioconvert \! audioresample \! osssink**
|
||||
Use GNOME-VFS to play an mp3 file located on an SMB server
|
||||
|
||||
**Format conversion**
|
||||
|
||||
**gst-launch filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
vorbisenc \! oggmux \! filesink location=music.ogg**
|
||||
Convert an mp3 music file to an Ogg Vorbis file
|
||||
|
||||
**gst-launch filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=music.mp3 \! mad \! audioconvert \!
|
||||
flacenc \! filesink location=test.flac**
|
||||
Convert to the FLAC format
|
||||
|
||||
**Other**
|
||||
|
||||
**gst-launch filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
audioresample \! osssink**
|
||||
Plays a .WAV file that contains raw audio data (PCM).
|
||||
|
||||
**gst-launch filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
vorbisenc \! oggmux \! filesink location=music.ogg
|
||||
gst-launch filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
gst-launch-1.0 filesrc location=music.wav \! wavparse \! audioconvert \!
|
||||
lame \! filesink location=music.mp3**
|
||||
Convert a .WAV file containing raw audio data into an Ogg Vorbis or mp3
|
||||
file
|
||||
|
||||
**gst-launch cdparanoiasrc mode=continuous \! audioconvert \! lame \!
|
||||
**gst-launch-1.0 cdparanoiasrc mode=continuous \! audioconvert \! lame \!
|
||||
id3v2mux \! filesink location=cd.mp3**
|
||||
rips all tracks from compact disc and convert them into a single mp3
|
||||
file
|
||||
|
||||
**gst-launch cdparanoiasrc track=5 \! audioconvert \! lame \! id3v2mux
|
||||
**gst-launch-1.0 cdparanoiasrc track=5 \! audioconvert \! lame \! id3v2mux
|
||||
\! filesink location=track5.mp3**
|
||||
rips track 5 from the CD and converts it into a single mp3 file
|
||||
|
||||
Using **gst-inspect**(1), it is possible to discover settings like the
|
||||
Using **gst-inspect-1.0**(1), it is possible to discover settings like the
|
||||
above for cdparanoiasrc that will tell it to rip the entire cd or only
|
||||
tracks of it. Alternatively, you can use an URI and gst-launch-0.10 will
|
||||
tracks of it. Alternatively, you can use an URI and gst-launch-1.0 will
|
||||
find an element (such as cdparanoia) that supports that protocol for
|
||||
you, e.g.: **gst-launch [cdda://5]() \! lame vbr=new vbr-quality=6 \!
|
||||
you, e.g.: **gst-launch-1.0 [cdda://5]() \! lame vbr=new vbr-quality=6 \!
|
||||
filesink location=track5.mp3**
|
||||
|
||||
**gst-launch osssrc \! audioconvert \! vorbisenc \! oggmux \! filesink
|
||||
**gst-launch-1.0 osssrc \! audioconvert \! vorbisenc \! oggmux \! filesink
|
||||
location=input.ogg**
|
||||
records sound from your audio input and encodes it into an ogg file
|
||||
|
||||
**Video**
|
||||
|
||||
**gst-launch filesrc location=JB\_FF9\_TheGravityOfLove.mpg \! dvddemux
|
||||
**gst-launch-1.0 filesrc location=JB\_FF9\_TheGravityOfLove.mpg \! dvddemux
|
||||
\! mpeg2dec \! xvimagesink**
|
||||
Display only the video portion of an MPEG-1 video file, outputting to an
|
||||
X display window
|
||||
|
||||
**gst-launch filesrc location=/flflfj.vob \! dvddemux \! mpeg2dec \!
|
||||
**gst-launch-1.0 filesrc location=/flflfj.vob \! dvddemux \! mpeg2dec \!
|
||||
sdlvideosink**
|
||||
Display the video portion of a .vob file (used on DVDs), outputting to
|
||||
an SDL window
|
||||
|
||||
**gst-launch filesrc location=movie.mpg \! dvddemux name=demuxer
|
||||
**gst-launch-1.0 filesrc location=movie.mpg \! dvddemux name=demuxer
|
||||
demuxer. \! queue \! mpeg2dec \! sdlvideosink demuxer. \! queue \! mad
|
||||
\! audioconvert \! audioresample \! osssink**
|
||||
Play both video and audio portions of an MPEG movie
|
||||
|
||||
**gst-launch filesrc location=movie.mpg \! mpegdemux name=demuxer
|
||||
**gst-launch-1.0 filesrc location=movie.mpg \! mpegdemux name=demuxer
|
||||
demuxer. \! queue \! mpeg2dec \! ffmpegcolorspace \! sdlvideosink
|
||||
demuxer. \! queue \! mad \! audioconvert \! audioresample \! osssink**
|
||||
Play an AVI movie with an external text subtitle stream
|
||||
|
|
@ -269,42 +269,42 @@ Play an AVI movie with an external text subtitle stream
|
|||
This example also shows how to refer to specific pads by name if an
|
||||
element (here: textoverlay) has multiple sink or source pads.
|
||||
|
||||
**gst-launch textoverlay name=overlay \! ffmpegcolorspace \! videoscale
|
||||
**gst-launch-1.0 textoverlay name=overlay \! ffmpegcolorspace \! videoscale
|
||||
\! autovideosink filesrc location=movie.avi \! decodebin2 \!
|
||||
ffmpegcolorspace \! overlay.video\_sink filesrc location=movie.srt \!
|
||||
subparse \! overlay.text\_sink**
|
||||
|
||||
Play an AVI movie with an external text subtitle stream using playbin2
|
||||
|
||||
**gst-launch playbin2 uri=<file:///path/to/movie.avi>
|
||||
**gst-launch-1.0 playbin2 uri=<file:///path/to/movie.avi>
|
||||
suburi=<file:///path/to/movie.srt>**
|
||||
|
||||
**Network streaming**
|
||||
|
||||
Stream video using RTP and network elements.
|
||||
|
||||
**gst-launch v4l2src \!
|
||||
**gst-launch-1.0 v4l2src \!
|
||||
video/x-raw-yuv,width=128,height=96,format='(fourcc)'UYVY \!
|
||||
ffmpegcolorspace \! ffenc\_h263 \! video/x-h263 \! rtph263ppay pt=96 \!
|
||||
udpsink host=192.168.1.1 port=5000 sync=false**
|
||||
Use this command on the receiver
|
||||
|
||||
**gst-launch udpsrc port=5000 \! application/x-rtp,
|
||||
**gst-launch-1.0 udpsrc port=5000 \! application/x-rtp,
|
||||
clock-rate=90000,payload=96 \! rtph263pdepay queue-delay=0 \!
|
||||
ffdec\_h263 \! xvimagesink**
|
||||
This command would be run on the transmitter
|
||||
|
||||
**Diagnostic**
|
||||
|
||||
**gst-launch -v fakesrc num-buffers=16 \! fakesink**
|
||||
**gst-launch-1.0 -v fakesrc num-buffers=16 \! fakesink**
|
||||
Generate a null stream and ignore it (and print out details).
|
||||
|
||||
**gst-launch audiotestsrc \! audioconvert \! audioresample \!
|
||||
**gst-launch-1.0 audiotestsrc \! audioconvert \! audioresample \!
|
||||
osssink**
|
||||
Generate a pure sine tone to test the audio output
|
||||
|
||||
**gst-launch videotestsrc \! xvimagesink
|
||||
gst-launch videotestsrc \! ximagesink**
|
||||
**gst-launch-1.0 videotestsrc \! xvimagesink
|
||||
gst-launch-1.0 videotestsrc \! ximagesink**
|
||||
Generate a familiar test pattern to test the video output
|
||||
|
||||
**Automatic linking**
|
||||
|
|
@ -312,29 +312,29 @@ Generate a familiar test pattern to test the video output
|
|||
You can use the decodebin element to automatically select the right
|
||||
elements to get a working pipeline.
|
||||
|
||||
**gst-launch filesrc location=musicfile \! decodebin \! audioconvert \!
|
||||
**gst-launch-1.0 filesrc location=musicfile \! decodebin \! audioconvert \!
|
||||
audioresample \! osssink**
|
||||
Play any supported audio format
|
||||
|
||||
**gst-launch filesrc location=videofile \! decodebin name=decoder
|
||||
**gst-launch-1.0 filesrc location=videofile \! decodebin name=decoder
|
||||
decoder. \! queue \! audioconvert \! audioresample \! osssink decoder.
|
||||
\! ffmpegcolorspace \! xvimagesink**
|
||||
Play any supported video format with video and audio output. Threads are
|
||||
used automatically. To make this even easier, you can use the playbin
|
||||
element:
|
||||
|
||||
**gst-launch playbin uri=<file:///home/joe/foo.avi>**
|
||||
**gst-launch-1.0 playbin uri=<file:///home/joe/foo.avi>**
|
||||
|
||||
**Filtered connections**
|
||||
|
||||
These examples show you how to use filtered caps.
|
||||
|
||||
**gst-launch videotestsrc \!
|
||||
**gst-launch-1.0 videotestsrc \!
|
||||
'video/x-raw-yuv,format=(fourcc)YUY2;video/x-raw-yuv,format=(fourcc)YV12'
|
||||
\! xvimagesink**
|
||||
Show a test image and use the YUY2 or YV12 video format for this.
|
||||
|
||||
**gst-launch osssrc \!
|
||||
**gst-launch-1.0 osssrc \!
|
||||
'audio/x-raw-int,rate=\[32000,64000\],width=\[16,32\],depth={16,24,32},signed=(boolean)true'
|
||||
\! wavenc \! filesink location=recording.wav**
|
||||
record audio and write it to a .wav file. Force usage of signed 16 to 32
|
||||
|
|
|
|||
Loading…
Reference in a new issue