[Mplayer-advusers] Re: lavc mpeg4 encode with B-frames coredump

Tue Jan 27 22:08:57 CET 2004

Thanks for fixing this, but now I have an other one, uploaded bframe_segv2.ts:

hzoli /nfs/mythmaster/hdtv/bl % gdb --args /l/src/mplayercvs/main/mencoder bframe_segv2.ts  -tsprog 1 -vop scale=1024:436,filmdint=io=29970:24681/crop=1910:812:2:134 -oac copy -ovc lavc -lavcopts vcodec=mpeg4:psnr:vhq:v4mv:vmax_b_frames=1:vqscale=4 -sws 1 -fps 29.97 -ofps 24.681 -o bframe_segv2.avi
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(gdb) run
Starting program: /usr/local/src/mplayercvs/main/mencoder bframe_segv2.ts -tsprog 1 -vop scale=1024:436,filmdint=io=29970:24681/crop=1910:812:2:134 -oac copy -ovc lavc -lavcopts vcodec=mpeg4:psnr:vhq:v4mv:vmax_b_frames=1:vqscale=4 -sws 1 -fps 29.97 -ofps 24.681 -o bframe_segv2.avi
 [New Thread 16384 (LWP 28973)]
MEncoder dev-CVS-040127-14:02-3.3.3 (C) 2000-2004 MPlayer Team

CPU: Advanced Micro Devices Athlon MP/XP/XP-M Barton 2330 MHz (Family: 6, Stepping: 0)
Detected cache-line size is 64 bytes
CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 0
Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx SSE

Reading /home/hzoli/.mplayer/codecs.conf: Can't open '/home/hzoli/.mplayer/codecs.conf': No such file or directory
Reading /etc/mplayer/codecs.conf: Can't open '/etc/mplayer/codecs.conf': No such file or directory
Using built-in default codecs.conf.
File not found: 'frameno.avi'
Failed to open frameno.avi
Reading config file /home/hzoli/.mplayer/mencoder
font: can't open file: /home/hzoli/.mplayer/font/font.desc
Font /usr/share/mplayer/font/font.desc loaded successfully! (206 chars)
success: format: 0  data: 0x0 - 0x989680
TS file format detected.
DEMUX OPEN, AUDIO_ID: -1, VIDEO_ID: -1, SUBTITLE_ID: -1,
PROBING UP TO 2000000, PROG: 1
VIDEO MPEG2(pid=17)...AUDIO A52(pid=20) NO SUBS (yet)!  PROGRAM N. 1
Opened TS demuxer, audio: 2000(pid 20), video: 10000002(pid 17)...POS=28896
VIDEO:  MPEG2  1920x1080  (aspect 3)  29.970 fps  16492.4 kbps (2061.6 kbyte/s)
 [V] filefmt:29  fourcc:0x10000002  size:1920x1080  fps:29.97  ftime:=0.0334
input fps will be interpreted as 29.97 instead
==========================================================================
Opening audio decoder: [liba52] AC3 decoding with liba52
Using SSE optimized IMDCT transform
AC3: 5.0 (3f+2r)  48000 Hz  384.0 kbit/s
Using MMX optimized resampler
AUDIO: 48000 Hz, 2 ch, 16 bit (0x10), ratio: 48000->192000 (384.0 kbit)
Selected audio codec: [a52] afm:liba52 (AC3-liba52)
==========================================================================
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1  (-1=autodetect) osd: 1
Opening video filter: [scale w=1024 h=436]
Opening video filter: [filmdint=io=29970:24681/crop=1910:812:2:134]
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 1920 x 1080 (preferred csp: Mpeg PES)
Could not find matching colorspace - retrying with -vf scale...
Opening video filter: [scale]
The selected video_out device is incompatible with this codec.
VDecoder init failed :(
Opening video decoder: [libmpeg2] MPEG 1/2 Video decoder libmpeg2-v0.3.1
Selected video codec: [mpeg12] vfm:libmpeg2 (MPEG 1 or 2 (libmpeg2))
==========================================================================
audiocodec: framecopy (format=2000 chans=2 rate=48000 bits=16 bps=48000 sample=1)
Writing AVI header...
VDec: vo config request - 1920 x 1088 (preferred csp: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
SwScaler: reducing / aligning filtersize 5 -> 4
SwScaler: reducing / aligning filtersize 5 -> 4
SwScaler: reducing / aligning filtersize 5 -> 4
SwScaler: reducing / aligning filtersize 5 -> 4

SwScaler: BILINEAR scaler, from Planar YV12 to Planar YV12 using MMX2
videocodec: libavcodec (1024x436 fourcc=58564944 [DIVX])
High quality encoding selected (non real time)!
Using constant qscale = 4.000000 (VBR)
Pos:   0.1s      4f (29%)   0fps Trem:   0min   0mb  A-V:-0.010 [0:0]
1 duplicate frame(s)!
Pos:   0.9s     26f (39%)  25fps Trem:   0min   0mb  A-V:-0.083 [0:384]
1 duplicate frame(s)!
Pos:   1.3s     38f (51%)  24fps Trem:   0min   0mb  A-V:-0.083 [2254:384]
1 duplicate frame(s)!
Pos:   1.7s     50f (64%)  23fps Trem:   0min   0mb  A-V:-0.082 [2522:384]
1 duplicate frame(s)!
Pos:   2.2s     62f (76%)  22fps Trem:   0min   1mb  A-V:-0.082 [2793:384]
1 duplicate frame(s)!
Pos:   2.6s     74f (89%)  22fps Trem:   0min   1mb  A-V:-0.082 [3043:384]
1 duplicate frame(s)!
Pos:   3.1s     87f (98%)  22fps Trem:   0min   1mb  A-V:-0.084 [3334:384]
1 duplicate frame(s)!
Pos:   4.1s    114f (100%)  21fps Trem:   0min   2mb  A-V:-0.078 [3792:383]
Program received signal SIGSEGV, Segmentation fault.
 [Switching to Thread 16384 (LWP 28973)]
0x082d2ed4 in avg_pixels8_xy2_mmx2 (block=0x8598530 "@@@@@AAA1222210/", 
    pixels=0x422e9866 <Address 0x422e9866 out of bounds>, line_size=1056, h=8)
    at dsputil_mmx_avg.h:360
360     dsputil_mmx_avg.h: No such file or directory.
        in dsputil_mmx_avg.h
(gdb) bt
#0  0x082d2ed4 in avg_pixels8_xy2_mmx2 (block=0x8598530 "@@@@@AAA1222210/", 
    pixels=0x422e9866 <Address 0x422e9866 out of bounds>, line_size=1056, h=8)
    at dsputil_mmx_avg.h:360
#1  0x422e9866 in ?? ()
#2  0x08226732 in direct_search (s=0x856d7b0, src_data=0xbfff65d0, 
    ref_data=0xbfff65a0, stride=1056, uvstride=528, mb_x=13, mb_y=0)
    at motion_est.c:1633
#3  0x08218183 in ff_estimate_b_frame_motion (s=0x856d7b0, mb_x=13, mb_y=0)
    at motion_est.c:1673
#4  0x081c2fba in encode_picture (s=0x856d7b0, picture_number=91)
    at mpegvideo.c:3871
#5  0x081be9d5 in MPV_encode_picture (avctx=0x853bdc0, 
    buf=0x840 <Address 0x840 out of bounds>, buf_size=2112, data=0x840)
    at mpegvideo.c:1919
#6  0x081b9eea in avcodec_encode_video (avctx=0x853bdc0, 
    buf=0x840 <Address 0x840 out of bounds>, buf_size=2112, pict=0x840)
    at utils.c:430
#7  0x080955a7 in put_image (vf=0x8533ba0, mpi=0x420) at ve_lavc.c:739
#8  0x080acaf9 in vf_next_put_image (vf=0x840, mpi=0x840) at vf.c:530
#9  0x080acaf9 in vf_next_put_image (vf=0x840, mpi=0x840) at vf.c:530
#10 0x080af972 in put_image (vf=0x853c0a8, mpi=0x85501c8) at vf_scale.c:317
#11 0x080acaf9 in vf_next_put_image (vf=0x840, mpi=0x840) at vf.c:530
#12 0x080cd145 in put_image (vf=0x853c220, mpi=0x8550110) at vf_filmdint.c:1320
---Type <return> to continue, or q <return> to quit---
#13 0x080a0814 in decode_video (sh_video=0x85335f0, 
    start=0x840 <Address 0x840 out of bounds>, in_size=2112, drop_frame=0)
    at dec_video.c:327
#14 0x0806d158 in main (argc=2112, argv=0x840) at mencoder.c:1276
#15 0x405ecda6 in __libc_start_main () from /lib/libc.so.6
(gdb) 

Zoli