[mythtv] Backend dies when recording

Derrick Swinarsky dswinarsky at comcast.net
Sat Aug 7 07:49:05 EDT 2004

Having a problem that about 20 minutes into recording a show - the backend seg faults.  The back trace is below.  If there is any other information that you would like I will be happy to oblige.  


[New Thread 671760 (LWP 11533)]
strange error flushing buffer ... 

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 655375 (LWP 11532)]
mpeg4_encode_picture_header (s=0x8711860, picture_number=57362) at bswap.h:24
24      {
Current language:  auto; currently c
(gdb) bt
#0  mpeg4_encode_picture_header (s=0x8711860, picture_number=57362)
    at bswap.h:24
#1  0x405786b4 in encode_picture (s=0x8711860, picture_number=57362)
    at mpegvideo.c:4777
#2  0x40572bd6 in MPV_encode_picture (avctx=0x87115b0, buf=0x47b8c008 "", 
    buf_size=518400, data=0x823b5c8) at mpegvideo.c:2124
#3  0x4056c31a in avcodec_encode_video (avctx=0x87115b0, 
    buf=0xffffffff <Address 0xffffffff out of bounds>, buf_size=-1, 
    pict=0xffffffff) at utils.c:468
#4  0x40366b14 in NuppelVideoRecorder::WriteVideo(VideoFrame_*, bool, bool) (
    this=0x8127408, frame=0x484b7a04, skipsync=false, forcekey=false)
    at NuppelVideoRecorder.cpp:3278
#5  0x4036626d in NuppelVideoRecorder::doWriteThread() (this=0x8127408)
    at NuppelVideoRecorder.cpp:3115
#6  0x40362617 in NuppelVideoRecorder::WriteThread(void*) (param=0x8127408)
    at NuppelVideoRecorder.cpp:1934
#7  0x412a5fc8 in pthread_start_thread () from /lib/libpthread.so.0
#8  0x412a6164 in pthread_start_thread_event () from /lib/libpthread.so.0
#9  0x414a832a in clone () from /lib/libc.so.6

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