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67 lines
No EOL
3.3 KiB
Markdown
# GStreamer command-line cheat sheet
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This series of docs provides a cheat sheet for GStreamer on the command-line.
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A few Python examples are also [included](python_examples/) for when you need GStreamer to be dynamic (i.e. react to user or some other action).
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## Contents
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* [Basics](basics.md)
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* [Test streams](test_streams.md)
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* [RTMP](rtmp.md)
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* [Mixing video & audio](mixing.md)
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* [Images](images.md)
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* [Queues](queues.md)
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* [Writing to files](writing_to_files.md)
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* [Sending to multiple destinations (tee)](tee.md)
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* [Sharing and receiving pipelines (including sending/receiving video from shared memory)](sharing_and_splitting_pipelines.md)
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* [Network transfer](network_transfer.md) (including how to send so that VLC can preview)
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* [RTP](rtp.md)
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* [SRT](srt.md)
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## Sources and references
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* [Basic command line reference](http://docs.gstreamer.com/display/GstSDK/Basic+tutorial+10%3A+GStreamer+tools)
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* [Pipeline examples](https://gstreamer.freedesktop.org/documentation/tools/gst-launch.html#pipeline-examples)
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* [List of all Gstreamer plugins](https://gstreamer.freedesktop.org/documentation/plugins.html)
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* [Handy elements](https://gstreamer.freedesktop.org/documentation/tutorials/basic/handy-elements.html#uridecodebin)
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## Other cheat-sheets
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* http://wiki.oz9aec.net/index.php/Gstreamer_cheat_sheet
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* https://github.com/xmementoit/gstreamerCheatsheet/blob/master/README.md
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* https://gist.github.com/nebgnahz/26a60cd28f671a8b7f522e80e75a9aa5
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## Interacting with the GStreamer pipeline
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If you want to interact with GStreamer after it's started (e.g. respond to an event, or dynamically change a pipeline), the command-line GStreamer doesn't really cut it. Instead, here are some options:
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* *[GStreamer Daemon (gstd)](https://github.com/RidgeRun/gstd-1.x)* - allows setting and updating via a TCP connection
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* *[Snowmix](http://snowmix.sourceforge.net/)* - an open-source live video mixer
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* *Develop using the GStreamer library*, in either [C](https://gstreamer.freedesktop.org/documentation/application-development/basics/helloworld.html), [Python](https://github.com/GStreamer/gst-python), or [C#/.NET](https://github.com/GStreamer/gstreamer-sharp)
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### Python with GStreamer
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Python is an easy language, so it's no surprise that it's good way to develop using GStreamer.
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Some example scripts can be found in the [python_examples/](python_examples/) directory.
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Other good GStreamer Python resources that I've found:
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* [Getting started with GStreamer with Python](https://www.jonobacon.com/2006/08/28/getting-started-with-gstreamer-with-python/)
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* [Python GStreamer Tutorial](http://brettviren.github.io/pygst-tutorial-org/pygst-tutorial.html)
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* [Function reference](http://lazka.github.io/pgi-docs/#Gst-1.0)
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* Including a useful [mapping from C](https://lazka.github.io/pgi-docs/Gst-1.0/mapping.html)
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* [Nice example script](https://github.com/rabits/rstream/blob/master/rstream.py)
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### C/C++ with GStreamer
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My favourite reference is [Valadoc](https://valadoc.org/gstreamer-1.0/index.htm)
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# Problems or suggestions with this guide?
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If you spot anything incorrect or incomplete, reports are welcome, either using [issues](issues) or [pull requests](pulls)
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# My GStreamer project
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Creating this guide gave me enough GStreamer understanding to make [Brave](https://github.com/bbc/brave), a live video editor for the cloud. |