私はすべてを試しました
apt-cache search webcam |sort -u
そして、すべてにいくつかの問題があります。構文の誤りを修正し、CLIから「GUIのみ」を使用する方法、または適切なffmpeg / mencoder / vlcワンライナーを使用すると、私の質問に答えることができます。あるいは、ffmpegが短いMJPEGを取得する方法を知っているので、最初のjpegを取り除く方法を示すことで、うまくいくと思います。それでも、これはそれよりも簡単なはずです。
$ camgrab
/dev/video0: no v4l device
(camgrabはおそらくv4l2を処理しません)
$ fswebcam --list-inputs
--- Opening /dev/video0...
Trying source module v4l2...
/dev/video0 opened.
--- Available inputs:
0: Camera 1
No input was specified, using the first.
Adjusting resolution from 384x288 to 352x288.
--- Capturing frame...
Premature end of JPEG file
Captured frame in 0.00 seconds.
--- Processing captured image...
There are unsaved changes to the image.
$ fswebcam --input 0 boo.jpg
--- Opening /dev/video0...
Trying source module v4l2...
/dev/video0 opened.jjjjjjjjj
Adjusting resolution from 384x288 to 352x288.
--- Capturing frame...
Premature end of JPEG file
Captured frame in 0.00 seconds.
--- Processing captured image...
Writing JPEG image to 'boo.jpg'.
$ motion
私を超えています。
$ uvccapture -oboo.jpg
$ file boo.jpg
boo.jpg: data
$ qiv -t boo.jpg
Unable to read file: Failed to load image 'boo.jpg': Error interpreting JPEG image file (Not a JPEG file: starts with 0x8f 0x5a)
実際には画像ではありません。
$ /usr/bin/vgrabbj -d /dev/video0 -f boo.jpg
Could not open configfile /usr/etc/vgrabbj.conf, ignoring
Reading image from /dev/video0
$ webcamd
RTFM, missing template (/home/$USER/.webcamd/index_up.html)
$ man webcamd |cat
WEBCAMD(1) WEBCAMD(1)
NAME
webcamd - Take a image from your webcam
SYNOPSIS
webcamd [ start | stop | refresh ]
DESCRIPTION
This manual page documents briefly the webcamd daemon.
This manual page was written for the Debian distribution because the original pro‐
gram does not have a manual page.
webcamd is a program that take images from your webcam and put it on a ftp server
on a local (web) directory
OPTIONS
start Start the daemon.
stop Stop the daemon.
refresh Take a shot !
AUTHOR
This manual page was written by Julien Danjou <acid@debian.org> for the Debian
system (but may be used by others). Permission is granted to copy, distribute
and/or modify this document under the terms of the GNU Free Documentation License,
Version 1.1 or any later version published by the Free Software Foundation; with
no Invariant Sections, no Front-Cover Texts and no Back-Cover Texts.
2002 april 21 WEBCAMD(1)
$ webcamd start
RTFM, missing template (/home/$USER/.webcamd/index_up.html)
$ webcamd refresh
RTFM, missing template (/home/$USER/.webcamd/index_up.html)
ウェブカメラはどこかに画像をftpするように設定ファイルを設定することを要求するようで、デフォルトでは何もしないようです
$ /usr/bin/webcam
reading config file: /home/$USER/.webcamrc
video4linux webcam v1.5 - (c) 1998-2002 Gerd Knorr
grabber config:
size 320x240 [none]
input (null), norm (null), jpeg quality 75
rotate=0, top=0, left=0, bottom=240, right=320
- GUIのみ
- カモラマ
- チーズ
- かもそ
- luvcview