1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
#!/bin/sh
DEVICE=$1
WIDTH=320
HEIGHT=240
#WIDTH=1920
#HEIGHT=1080
## uncomment the 'progressive' line to switch to non-interlaced
INTERLACED=interlaced
#INTERLACED=progressive
INTERLACED=mixed
error() {
echo "$@" 1>&2
}
debug() {
error "$@"
$@
}
if [ "x${GSTLAUNCH}" = "x" ]; then
GSTLAUNCH=$(which gst-launch-1.0)
fi
if [ "x${GSTLAUNCH}" = "x" ]; then
error "need gst-launch-1.0"
exit 1
fi
if [ "x${DEVICE}" = "x" ]; then
DEVICE=/dev/video0
fi
if [ -c "${DEVICE}" ]; then
:
else
error "illegal device ${DEVICE}"
exit 1
fi
debug ${GSTLAUNCH} videotestsrc horizontal-speed=16 \
! video/x-raw, format=UYVY, width=${WIDTH}, height=${HEIGHT}, frame-rate=30000/1001, interlace-mode=${INTERLACED} \
! v4l2sink device=${DEVICE}
|
