2020-04-02 14:49:10 +02:00
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# Images en virgule flottante, video 4 linux
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2023-02-13 17:56:08 +01:00
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Quelques gruikwares en rapport avec la capture vidéo.
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2020-04-02 14:49:10 +02:00
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## grabvidseq
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2023-02-13 17:56:08 +01:00
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Logiciel de capture d'une image flottante par accumulation de trames.
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2020-04-02 14:49:10 +02:00
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```
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tth@lubitel:~/Devel/FloatImg/v4l2$ ./grabvidseq -h
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options :
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-d /dev/? select video device
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-g convert to gray
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-n NNN how many frames ?
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-O ./ set Output dir
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-o bla.xxx set output filename
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-p NN.N period in seconds
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-r 90 rotate picture
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-s WxH size of capture
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-c mode contrast enhancement
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-u try upscaling...
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-v increase verbosity
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```
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2023-02-13 17:56:08 +01:00
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Les formats d'exportation sont : Fimg, Png, Tiff, Pnm et Fits. Chacun d'eux
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ayant son propre lot de limitations et de bugs. Le choix est fait
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selon l'extension du nom de fichier demandé~: ".fimg", ".tiff"...
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2020-04-02 14:49:10 +02:00
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## video-infos
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```
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Options :
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-e N examine that, please
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-d select the video device
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-K set the K parameter
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-l list video devices
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-T bla add a title
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-v increase verbosity
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```
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