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[XForms] Intermittent crash I cant seem to fix.
From: |
jon |
Subject: |
[XForms] Intermittent crash I cant seem to fix. |
Date: |
Mon, 09 Apr 2018 17:13:33 +0100 |
Probably something I am doing, but just in case....
I will put the whole thing up on github when I have time. Its displays
jpegs at 10Hz ish, runs for 15 mins to an hour then .....
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff72e8bbc in _int_malloc (address@hidden <main_arena>, address@hidden)
at malloc.c:3353
3353 malloc.c: No such file or directory.
(gdb) backtrace
#0 0x00007ffff72e8bbc in _int_malloc (address@hidden <main_arena>,
address@hidden) at malloc.c:3353
#1 0x00007ffff72eb184 in __GI___libc_malloc (bytes=44) at malloc.c:2913
#2 0x00007ffff67fc14c in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007ffff67f9ed1 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4 0x00007ffff67fb617 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#5 0x00007ffff67fb721 in xcb_wait_for_reply () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#6 0x00007ffff6d58a47 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#7 0x00007ffff6d3f517 in _XGetWindowAttributes () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#8 0x00007ffff6d3f6a1 in XGetWindowAttributes () from
/usr/lib/x86_64-linux-gnu/libX11.so.6
#9 0x00007ffff789b3fe in flimage_sdisplay () from
/usr/local/lib/libflimage.so.2
#10 0x00007ffff789b7c2 in flimage_display () from /usr/local/lib/libflimage.so.2
#11 0x0000000000403928 in reload_image (jpg_buffer=0x70c890 <msgbuffer+80>
"\377\330\377", <incomplete sequence \340>, jpg_size=35845)
at jcamsysxviewer.c:247
#12 0x000000000040467e in jc_message_parser (msgtype=10, reqid=38666) at
jcamsysxviewer.c:496
#13 0x0000000000404f40 in jc_events () at jcamsysxviewer.c:718
#14 0x0000000000403976 in dwell_event_poll (timeoutms=10) at
jcamsysxviewer.c:261
#15 0x0000000000403a57 in do_image_request (img=0, cam=2, x=11) at
jcamsysxviewer.c:290
void reload_image(unsigned char *jpg_buffer, int jpg_size)
{
int ih=0, iw=0;
int tout=0;
int w,h;
shm->donow=TRUE;
// trigger slave to decode
tout=1000;
do
{
if (shm->donow==TRUE)
usleep(1000);
} while (( shm->donow==TRUE) & (tout>0) );
// wait for it to complete
if ( (tout==0) | (shm->im.width==0) | (shm->im.height==0) )
// timed out, ignore image
return;
//printf("decoded jpeg, got %d x %d, %d bytes
RGB\n",shm->im.width,shm->im.height,shm->im.cbytes);
//fflush(stdout);
if (camimage==NULL)
camimage = flimage_alloc();
if (formsize==0)
{
w=shm->im.width;
h=shm->im.height;
scaleimage(0,(char*)shm->rgb,&w,&h,1);
shm->im.height=h;
shm->im.width=w;
}
camimage->type = FL_IMAGE_RGB;
camimage->w = shm->im.width;
camimage->h = shm->im.height;
camimage->map_len = 1;
flimage_getmem(camimage);
// copy decoded jpeg into FL_IMAGE
int p=0;
for (ih=0;ih<shm->im.height;ih++)
{
for (iw=0;iw<shm->im.width;iw++)
{
camimage->red [ih][iw] = shm->rgb[p];
camimage->green[ih][iw] = shm->rgb[p+1];
camimage->blue [ih][iw] = shm->rgb[p+2];
p=p+3;
}
}
camimage->modified=1;
flimage_display( camimage, FL_ObjWin( fd_cameraview->largeviewcanvas )
);
flimage_free(camimage);
camimage=NULL;
}
- [XForms] Intermittent crash I cant seem to fix.,
jon <=