[Mplayer-users] output from gdb

Tony Clark tclark at telia.com
Sun Aug 5 22:48:09 CEST 2001

This GDB was configured as "i386-mandrake-linux"...(no debugging symbols 
(gdb) run -dvdauth /dev/dvd /mnt/cdrom/video_ts/vts_01_1.vob
Starting program: /usr/bin/mplayer -dvdauth /dev/dvd 
(no debugging symbols found)...(no debugging symbols found)...(no debugging 
symbols found)...
(no debugging symbols found)...(no debugging symbols found)...[New Thread 
1024 (LWP 3767)]
MPlayer 0.17cvs-010805-18:57(C) 2000-2001 Arpad Gereoffy (see DOCS/AUTHORS)
Reading /home/tony/.mplayer/codecs.conf: 15 audio & 34 video codecs
font: can't open file: /home/tony/.mplayer/font/font.desc
font: can't open file: /usr/share/mplayer/font/font.desc
File size is 1073709056 bytes
DVD is unencrypted! Skipping authentication!
(note: you should not use -dvd switch for unencrypted discs!)
DVD auth sequence seems to be OK.
==> Found video stream: 0
Detected MPEG-PS file format!
==> Found audio stream: 129
mpeg2dec-0.2.0-release (C) 2000-2001 Aaron Holtzman & Michel Lespinasse
libmpeg2: Using MMX for IDCT transform
libmpeg2: Using 3DNOW for motion compensation
VIDEO:  MPEG2  720x576  (aspect 2)  25.00 fps  9750.0 kbps (1218.8 kbyte/s)
[V] filefmt:2  fourcc:0x10000001  size:720x576  fps:25.00  ftime:=0.0400
Detected audio codec: [ac3] drv:3 (AC3)
dec_audio: Allocating 6144 + 65536 = 71680 bytes for output buffer
!! libac3 (core v0.6.2) : using 3dNow-dsp! optimization
5.1 Mode 48.0 KHz 448 kbps Complete Main Audio Service
AUDIO: srate=48000  chans=2  bps=2  sfmt=0x10  ratio: 56000->192000
Detected video codec: [mpeg12] drv:1 (MPEG 1 or 2)
vo: X11 color mask:  FFFFFF  (R:FF0000 G:FF00 B:FF)
vo: X11 running at 1600x1200 depth: 32 (":0.0" => local display)
VO: [xv] 720x576 => 1600x1280 Planar YV12 fs
VO: Description: X11/Xv
VO: Author: Gerd Knorr <kraxel at goldbach.in-berlin.de>
Xvideo image format: 0x32595559 (YUY2) packed
Xvideo image format: 0x32315659 (YV12) planar
Xvideo image format: 0x59565955 (UYVY) packed
Xvideo image format: 0x30323449 (I420) planar
using Xvideo port 42 for hw scaling
[xv] dcx: 4 dcy: 20 dx: 0 dy: 0 dw: 1600 dh: 1280
AO: [oss] 48000Hz Stereo Signed 16-bit (Little-Endian)
AO: Description: OSS/ioctl audio output
AO: Author: A'rpi
ao2: 48000 Hz  2 chans  Signed 16-bit (Little-Endian)
audio_setup: sample format: Signed 16-bit (Little-Endian) (requested: Signed 
16-bit (Little-Endian))
audio_setup: using 48000 Hz samplerate (requested: 48000)
audio_setup: frags:   2/2  (65536 bytes/frag)  free: 131072
Start playing...
==> Found audio stream: 128
[xv] dcx: 4 dcy: 20 dx: 0 dy: 0 dw: 1600 dh: 1280
==> Found subtitle: 1   8.0  A-V: -5.316 ct:    nan  197  10%  0%  2.4% 0 0
==> Found subtitle: 2
==> Found subtitle: 0
==> Found subtitle: 3
A:  13.4 (  12.8)  V:  31.3  A-V:-18.508 ct:    nan  780  17%  0%  1.4% 0 0
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 1024 (LWP 3767)]
0x40329462 in vfprintf () from /lib/libc.so.6
(gdb) bt
#0  0x40329462 in vfprintf () from /lib/libc.so.6
#1  0x40333a58 in printf () from /lib/libc.so.6
#2  0x08050f40 in strcpy ()
#3  0x402f0520 in __libc_start_main () from /lib/libc.so.6
(gdb) disass $eip-32 $eip+32
Dump of assembler code from 0x40329442 to 0x40329482:
0x40329442 <vfprintf+18>:       add    $0xe2563,%ebx
0x40329448 <vfprintf+24>:       movl   $0x0,0xfffffa98(%ebp)
0x40329452 <vfprintf+34>:       call   0x402eff40 <dlopen+123104>
0x40329457 <vfprintf+39>:       mov    (%eax),%eax
0x40329459 <vfprintf+41>:       mov    %eax,0xfffffa84(%ebp)
0x4032945f <vfprintf+47>:       mov    0x8(%ebp),%eax
0x40329462 <vfprintf+50>:       cmpb   $0x0,0x46(%eax)
0x40329466 <vfprintf+54>:       je     0x4032e221 <vfprintf+19953>
0x4032946c <vfprintf+60>:       mov    0x8(%ebp),%esi
0x4032946f <vfprintf+63>:       mov    (%esi),%eax
0x40329471 <vfprintf+65>:       test   $0x8,%eax
0x40329476 <vfprintf+70>:       je     0x40329490 <vfprintf+96>
0x40329478 <vfprintf+72>:       call   0x402eff40 <dlopen+123104>
0x4032947d <vfprintf+77>:       movl   $0x9,(%eax)
End of assembler dump.
Tony Clark
ASIC, FGPA and Digital Design
+46 702 894 667

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