GStreamer: Difference between revisions
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==Outils== |
==Outils== |
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assemblage des pipelines en ligne de commande |
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Exemple |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-inspect filesrc |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink |
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</pre> |
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TODO commentaire |
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<pre> |
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# gst-launch filesrc location=../videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! videoscale ! video/x-raw-yuv,height=240 ! xvimagesink |
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<pre> |
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gst-launch v4l2src ! videoscale ! video/x-raw-yuv,height=240 ! xvimagesink |
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<pre> |
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gst-launch v4l2src ! videoscale ! video/x-raw-yuv,height=240 ! ffmpegcolorspace ! quarktv ! ffmpegcolorspace ! xvimagesink |
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</pre> |
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<pre> |
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gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux name=demux |
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demux. ! queue ! vorbisdec ! audioconvert ! audioresample ! osssink |
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demux. ! queue ! theoradec ! xvimagesink |
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</pre> |
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<pre> |
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gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux name=demux |
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demux. ! queue ! vorbisdec ! audioconvert ! audioresample ! autoaudiosink |
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demux. ! queue ! theoradec ! autovideosink |
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</pre> |
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Gst-launch en réseau (multicast) |
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TODO commentaire |
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Pour le serveur |
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<pre> |
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# gst-launch ??? |
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</pre> |
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Pour le récepteur |
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<pre> |
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# gst-launch ??? |
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</pre> |
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===gst-impect=== |
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===GstEditor=== |
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[[Image:GstEditor.png]] |
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==Démonstration avec gst-launch== |
==Démonstration avec gst-launch== |
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Revision as of 12:56, 9 October 2011
GStreamer is a library for constructing graphs of media-handling components. The applications it supports range from simple Ogg/Vorbis playback, audio/video streaming to complex audio (mixing) and video (non-linear editing) processing
Un premier coup d'oeil avec l'exemple "HelloWorld" de Gtreamer http://gstreamer.freedesktop.org/data/doc/gstreamer/head/manual/html/chapter-helloworld.html#section-hello-img
Fonctionnalité
API
- Langages
Outils
gst-launch
assemblage des pipelines en ligne de commande
Exemple
TODO commentaire
# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-inspect filesrc # gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! xvimagesink
TODO commentaire
# gst-launch filesrc location=../videos/myvideo_480p_stereo.ogg ! oggdemux ! theoradec ! videoscale ! video/x-raw-yuv,height=240 ! xvimagesink
gst-launch v4l2src ! videoscale ! video/x-raw-yuv,height=240 ! xvimagesink
gst-launch v4l2src ! videoscale ! video/x-raw-yuv,height=240 ! ffmpegcolorspace ! quarktv ! ffmpegcolorspace ! xvimagesink
gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux name=demux
demux. ! queue ! vorbisdec ! audioconvert ! audioresample ! osssink
demux. ! queue ! theoradec ! xvimagesink
gst-launch filesrc location=./videos/myvideo_480p_stereo.ogg ! oggdemux name=demux
demux. ! queue ! vorbisdec ! audioconvert ! audioresample ! autoaudiosink
demux. ! queue ! theoradec ! autovideosink
Gst-launch en réseau (multicast)
TODO commentaire
Pour le serveur
# gst-launch ???
Pour le récepteur
# gst-launch ???
gst-impect
GstEditor
éditeur graphique
