On Sun, 7 May 2006, Bernhard Praschinger wrote:
Would it be possible for you to do a backtrace ? That would provide
additional information.
yuvplay does not crash, it exits (exit code 1) immediately after creating
the video window. It does not print any error message or anything.
I tried stepping through the program as is was running. The result is in
the attachment. Hopefully it is useful.
Dik
(gdb) step
219 in yuvplay.c
(gdb) step
mjpeg_debug (format=0x8065088 "YV12Ð\002") at mjpeg_logging.c:178
178 mjpeg_logging.c: Onbekend bestand of map.
in mjpeg_logging.c
(gdb) backtrace
#0 mjpeg_debug (format=0x8065088 "YV12Ð\002") at mjpeg_logging.c:178
#1 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
176 in mjpeg_logging.c
(gdb) step
179 in mjpeg_logging.c
(gdb) step
mjpeg_logv (level=LOG_DEBUG, format=0x2d0 <Address 0x2d0 out of bounds>,
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:152
152 in mjpeg_logging.c
(gdb) backtrace
#0 mjpeg_logv (level=LOG_DEBUG, format=0x2d0 <Address 0x2d0 out of bounds>,
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:152
#1 0xb7f501d9 in mjpeg_debug (format=0x8049e7f "SDL: Using hardware overlay.")
at mjpeg_logging.c:179
#2 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
151 in mjpeg_logging.c
(gdb) step
152 in mjpeg_logging.c
(gdb) step
151 in mjpeg_logging.c
(gdb) step
152 in mjpeg_logging.c
(gdb) step
160 in mjpeg_logging.c
(gdb) step
162 in mjpeg_logging.c
(gdb) step
default_mjpeg_log_handler (level=LOG_DEBUG,
message=0x8049e7f "SDL: Using hardware overlay.") at mjpeg_logging.c:65
65 in mjpeg_logging.c
(gdb) backtrace
#0 default_mjpeg_log_handler (level=LOG_DEBUG,
message=0x8049e7f "SDL: Using hardware overlay.") at mjpeg_logging.c:65
#1 0xb7f50191 in mjpeg_logv (level=LOG_DEBUG,
format=0x8049e7f "SDL: Using hardware overlay.",
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:162
#2 0xb7f501d9 in mjpeg_debug (format=0x1c <Address 0x1c out of bounds>)
at mjpeg_logging.c:179
#3 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
68 in mjpeg_logging.c
(gdb) step
default_mjpeg_log_filter (level=LOG_DEBUG) at mjpeg_logging.c:46
46 in mjpeg_logging.c
(gdb) backtrace
#0 default_mjpeg_log_filter (level=LOG_DEBUG) at mjpeg_logging.c:46
#1 0xb7f4ff89 in default_mjpeg_log_handler (level=LOG_DEBUG,
message=0xbf8cb7c0 "SDL: Using hardware overlay.") at mjpeg_logging.c:68
#2 0xb7f50191 in mjpeg_logv (level=LOG_DEBUG,
format=0x8049e7f "SDL: Using hardware overlay.",
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:162
#3 0xb7f501d9 in mjpeg_debug (format=0x1c <Address 0x1c out of bounds>)
at mjpeg_logging.c:179
#4 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
48 in mjpeg_logging.c
(gdb) step
58 in mjpeg_logging.c
(gdb) step
59 in mjpeg_logging.c
(gdb) step
default_mjpeg_log_handler (level=LOG_DEBUG,
message=0xbf8cb7c0 "SDL: Using hardware overlay.") at mjpeg_logging.c:95
95 in mjpeg_logging.c
(gdb) backtrace
#0 default_mjpeg_log_handler (level=LOG_DEBUG,
message=0xbf8cb7c0 "SDL: Using hardware overlay.") at mjpeg_logging.c:95
#1 0xb7f50191 in mjpeg_logv (level=LOG_DEBUG,
format=0x8049e7f "SDL: Using hardware overlay.",
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:162
#2 0xb7f501d9 in mjpeg_debug (format=0x1 <Address 0x1 out of bounds>)
at mjpeg_logging.c:179
#3 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
0xb7f50191 in mjpeg_logv (level=LOG_DEBUG,
format=0x8049e7f "SDL: Using hardware overlay.",
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:162
162 in mjpeg_logging.c
(gdb) backtrace
#0 0xb7f50191 in mjpeg_logv (level=LOG_DEBUG,
format=0x8049e7f "SDL: Using hardware overlay.",
args=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:162
#1 0xb7f501d9 in mjpeg_debug (format=0x1 <Address 0x1 out of bounds>)
at mjpeg_logging.c:179
#2 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
mjpeg_debug (format=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:180
180 in mjpeg_logging.c
(gdb) backtrace
#0 mjpeg_debug (format=0x1 <Address 0x1 out of bounds>) at mjpeg_logging.c:180
#1 0x080499d6 in main (argc=1, argv=0x2d0) at yuvplay.c:219
(gdb) step
main (argc=1, argv=0x2d0) at yuvplay.c:223
223 yuvplay.c: Onbekend bestand of map.
in yuvplay.c
(gdb) backtrace
#0 main (argc=1, argv=0x2d0) at yuvplay.c:223
(gdb) step
226 in yuvplay.c
(gdb) step
221 in yuvplay.c
(gdb) step
222 in yuvplay.c
(gdb) step
226 in yuvplay.c
(gdb) step
223 in yuvplay.c
(gdb) step
224 in yuvplay.c
(gdb) step
226 in yuvplay.c
(gdb) step
Program exited with code 01.
(gdb)
