No image from USB webcam

Forum for questions and support relating to the 1.34.x releases only.
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Doug97
Posts: 1
Joined: Wed Jun 03, 2020 10:04 am

No image from USB webcam

Post by Doug97 »

Hi all,

After much ado I've managed to get a Zoneminder console displaying in a Firefox tab, but I still can't get it see my camera image (which is working in cheese). Can someone please give me some ideas of what to check? I'm on SL7.

Image
Image

Here are some lines from the log file:

Code: Select all

2020-06-03 12:33:40	zmdc		14959	INF	Starting pending process, zmc -d /dev/video0	zmdc.pl	
2020-06-03 12:33:40	zmdc		15136	INF	'zmc -d /dev/video0' started at 20/06/03 12:33:40	zmdc.pl	
2020-06-03 12:33:40	zmdc		14959	INF	'zmc -d /dev/video0' starting at 20/06/03 12:33:40, pid = 15136	zmdc.pl	
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Automatic format selection failed. Falling back to YUYV	zm_local_camera.cpp	380
2020-06-03 12:33:40	zmc_dvideo0		15136	INF	No direct match for the selected palette (0x00000001) and target colorspace (04). Format conversion is required, performance penalty expected	zm_local_camera.cpp	447
2020-06-03 12:33:40	zmc_dvideo0		15136	INF	Starting Capture version 1.34.14	zmc.cpp	223
2020-06-03 12:33:40	zmc_dvideo0		15136	WAR	Contrast control is not supported	zm_local_camera.cpp	1895
2020-06-03 12:33:40	zmc_dvideo0		15136	WAR	Saturation control is not supported	zm_local_camera.cpp	1844
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Got signal 11 (Segmentation fault), crashing	zm_signal.cpp	52
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Signal address is 0x7f7c98e8e000, from 0x7f7c94cb9cdf	zm_signal.cpp	83
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Backtrace 0: /usr/bin/zmc(_Z14zm_die_handleriP9siginfo_tPv+0x72) [0x557b2d570a82]	zm_signal.cpp	104
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Backtrace 1: /lib64/libpthread.so.0(+0xf630) [0x7f7c97aab630]	zm_signal.cpp	104
2020-06-03 12:33:40	zmc_dvideo0		15136	ERR	Backtrace 2: /lib64/libswscale.so.4(+0x53cdf) [0x7f7c94cb9cdf]	zm_signal.cpp	104
2020-06-03 12:33:40	zmc_dvideo0		15136	INF	Backtrace complete, please execute the following command for more information	zm_signal.cpp	111
2020-06-03 12:33:40	zmc_dvideo0		15136	INF	addr2line -e /usr/bin/zmc 0x557b2d570a82 0x7f7c97aab630 0x7f7c94cb9cdf	zm_signal.cpp	112
2020-06-03 12:33:40	zmdc		14959	ERR	'zmc -d /dev/video0' exited abnormally, exit status 11	zmdc.pl	
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