search

mpromonet / v4l2rtspserver

RTSP Server for V4L2 device capture supporting HEVC/H264/JPEG/VP8/VP9
The Unlicense
1.82k stars 423 forks source link

segfault crash on mipsel #327

Closed gtxaspec closed 4 months ago

gtxaspec commented 4 months ago

Describe the bug segfault when connecting to stream

To Reproduce compile and run

Desktop (please complete the following information): master, on mipsel, linux 3.10.14 h264 v4l2loopback source

Additional context

[root@thingino nfs_root]# ./v4l2rtspserver -s /dev/video1 
log level:500

[NOTICE] /home/aag/repository/v4l2rtspserver/main.cpp:247
    Version: 0.3.8-8-g5cf22b4-dirty live555 version:2024.02.23
[NOTICE] /home/aag/repository/v4l2rtspserver/src/V4l2RTSPServer.cpp:37
    Create V4L2 Source.../dev/video1
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:133
    driver:v4l2 loopback capabilities:85008003 mandatory:4000001
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:135
    /dev/video1 support output
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:136
    /dev/video1 support capture
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:138
    /dev/video1 support read/write
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:139
    /dev/video1 support streaming
[ERROR] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:207
    /dev/video1: Cannot set format:HEVC Invalid argument
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:225
    /dev/video1:H264 size:1920x1080 bufferSize:8294400
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:246
    fps:1/25
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2Device.cpp:247
    nbBuffer:2
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2MmapDevice.cpp:49
    Device /dev/video1
[NOTICE] /home/aag/repository/v4l2rtspserver/libv4l2cpp/src/V4l2MmapDevice.cpp:73
    Device /dev/video1 nb buffer:2
[NOTICE] /home/aag/repository/v4l2rtspserver/src/V4l2RTSPServer.cpp:62
    Create Source .../dev/video1
[NOTICE] /home/aag/repository/v4l2rtspserver/inc/BaseServerMediaSubsession.h:49
    format:video/H264
[NOTICE] /home/aag/repository/v4l2rtspserver/inc/V4l2RTSPServer.h:275
Segmentation fault

strace: https://pastebin.pl/view/0c38780c

compiled using musl 1.2.4, gcc13

gtxaspec commented 4 months ago

solved with this patch for future reference: https://github.com/radredgreen/wyrecam/blob/main/general/package/live555-wyrecam/20-hacky-sdp-snprintf-fix.patch

mpromonet commented 3 months ago

Hi,

it maybe a same problem fixed in openwrt with https://github.com/openwrt/packages/blob/master/multimedia/v4l2rtspserver/patches/001_live555_sprintf_format ?

Best Regards, Michel.

gtxaspec commented 3 months ago

thank you @mpromonet ! cheers!