[Linux-Biella] guvcview

[carla]

Il 02/12/20 19:27, PaulTT ha scritto:
> On 02/12/20 19:15, carla wrote:
>> Ciao,
>>
>> Uso guvcview come applicativo per la webcam in un portatile con 
>> xubuntu 18.04. Sempre andato bene, ma da qualche giorno non si avvia.
>
> LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libv4l/v4l2convert.so guvcview
>
> se sei a 64bit
>
> (oppure v4l1compat.so se quella sopra non va)
>
> se sei a 32 cerca in /usr/lib/*libvl4 o giu' di li' il percorso giusto
>
Ci sono tutte e due. Provato.

:(

[  253.897114] guvcview[2006]: segfault at fffffffffffffce4 ip 
00007f68482baaa4 sp 00007ffc9113a680 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f68482b4000+9000]
[  253.897127] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 4450.807191] guvcview[3249]: segfault at fffffffffffffce4 ip 
00007f28411ccaa4 sp 00007ffc749e4de0 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f28411c6000+9000]
[ 4450.807201] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 4536.637130] r8169 0000:08:00.0 enp8s0: Link is Down
[ 4855.027035] guvcview[3740]: segfault at fffffffffffffce4 ip 
00007fa0761f1aa4 sp 00007ffc7dd88990 error 5 in 
libgviewaudio-2.0.so.2.0.0[7fa0761eb000+9000]
[ 4855.027043] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 6562.251683] guvcview[5045]: segfault at fffffffffffffce4 ip 
00007f614eda7aa4 sp 00007ffc446f2770 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f614eda1000+9000]
[ 6562.251690] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 6675.538895] guvcview[5061]: segfault at fffffffffffffce4 ip 
00007f23ddeefaa4 sp 00007ffe1e87cfa0 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f23ddee9000+9000]
[ 6675.538908] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 7031.694167] guvcview[5114]: segfault at fffffffffffffce4 ip 
00007fefa112baa4 sp 00007ffe709eced0 error 5 in 
libgviewaudio-2.0.so.2.0.0[7fefa1125000+9000]
[ 7031.694218] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 7101.006003] guvcview[5120]: segfault at fffffffffffffce4 ip 
00007fa22ed27aa4 sp 00007fff613603f0 error 5 in 
libgviewaudio-2.0.so.2.0.0[7fa22ed21000+9000]
[ 7101.006011] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 7510.192765] guvcview[5228]: segfault at fffffffffffffce4 ip 
00007f3536704aa4 sp 00007ffe9b060d40 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f35366fe000+9000]
[ 7510.192780] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1
[ 7678.170383] guvcview[5270]: segfault at fffffffffffffce4 ip 
00007f2133b63aa4 sp 00007fff8f8ca7a0 error 5 in 
libgviewaudio-2.0.so.2.0.0[7f2133b5d000+9000]
[ 7678.170394] Code: 14 00 00 bf 01 00 00 00 31 c0 e8 e7 b7 ff ff 8b 73 
10 48 63 f6 b9 02 00 00 00 48 8d 04 b6 48 8d 04 80 48 c1 e0 05 48 03 43 
08 <8b> 50 04 f2 0f 10 40 18 8b 40 08 f2 0f 11 43 20 83 fa 02 0f 4f d1