Crash while scrubbing large image

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Create a 414 MB file in OGV format ("recordmydesktop" on a browser window 
set to 1024x768 for almost 2 hours).
2. Add the file.
3. Drag and drop onto V1.
4. Press play.
5. Jump to near the end of the file.
6. Scrub back and forth.
7. Let play.
8. Repeat from 6 until crashes.

What is the expected output? What do you see instead?
No crash was expected. Output (scroll to the bottom for gdb log):

Running from filesystem...
MLT found, version: 0.7.7
OS: Ubuntu precise (12.04.4 LTS)
Python 2.7.3 (default, Sep 26 2013, 20:03:06) 
[GCC 4.6.3]
GTK+ version: (2, 24, 10)
Locale: en_CA
Detecting environment...

---
video_codecs:
  - a64multi
  - a64multi5
  - asv1
  - asv2
  - bmp
  - cljr
  - dnxhd
  - dpx
  - dvvideo
  - ffv1
  - ffvhuff
  - flashsv
  - flv
  - gif
  - h261
  - h263
  - h263p
  - huffyuv
  - jpegls
  - ljpeg
  - mjpeg
  - mpeg1video
  - mpeg2video
  - mpeg4
  - msmpeg4v2
  - msmpeg4
  - pam
  - pbm
  - pcx
  - pgm
  - pgmyuv
  - png
  - ppm
  - qtrle
  - rawvideo
  - roqvideo
  - rv10
  - rv20
  - sgi
  - snow
  - svq1
  - targa
  - tiff
  - v210
  - v410
  - wmv1
  - wmv2
  - zlib
  - zmbv
  - libdirac
  - libschroedinger
  - libtheora
  - libvpx
  - libx264
  - libxvid
...

---
audio_codecs:
  - aac
  - ac3
  - ac3_fixed
  - alac
  - eac3
  - flac
  - mp2
  - nellymoser
  - real_144
  - vorbis
  - wmav1
  - wmav2
  - roq_dpcm
  - adpcm_adx
  - g722
  - g726
  - adpcm_ima_qt
  - adpcm_ima_wav
  - adpcm_ms
  - adpcm_swf
  - adpcm_yamaha
  - libgsm
  - libgsm_ms
  - libmp3lame
  - libspeex
  - libvo_aacenc
  - libvo_amrwbenc
  - libvorbis
...

---
formats:
  - a64
  - ac3
  - adts
  - adx
  - aiff
  - amr
  - asf
  - ass
  - asf_stream
  - au
  - avi
  - avm2
  - cavsvideo
  - crc
  - daud
  - dirac
  - dnxhd
  - dts
  - dv
  - eac3
  - ffm
  - ffmetadata
  - filmstrip
  - flac
  - flv
  - framecrc
  - framemd5
  - g722
  - gif
  - gxf
  - h261
  - h263
  - h264
  - image2
  - image2pipe
  - ipod
  - ivf
  - latm
  - m4v
  - md5
  - matroska
  - matroska
  - mjpeg
  - mlp
  - mmf
  - mov
  - mp2
  - mp3
  - mp4
  - mpeg
  - vcd
  - mpeg1video
  - dvd
  - svcd
  - mpeg2video
  - vob
  - mpegts
  - mpjpeg
  - mxf
  - mxf_d10
  - null
  - nut
  - ogg
  - oma
  - alaw
  - mulaw
  - f64be
  - f64le
  - f32be
  - f32le
  - s32be
  - s32le
  - s24be
  - s24le
  - s16be
  - s16le
  - s8
  - u32be
  - u32le
  - u24be
  - u24le
  - u16be
  - u16le
  - u8
  - psp
  - rawvideo
  - rm
  - RoQ
  - rso
  - rtp
  - rtsp
  - sap
  - segment
  - smjpeg
  - sox
  - spdif
  - srt
  - swf
  - 3g2
  - 3gp
  - truehd
  - rcv
  - voc
  - wav
  - webm
  - yuv4mpegpipe
  - alsa
  - oss
...
MLT detection succeeded, 108 formats, 55 video codecs and 28 audio codecs found.
289 MLT services found.
Loading render profiles...
Lossless HuffYUV / .avi...NOT available, audio codec pcm_s16le missing
AVI DV PAL 4:3...NOT available, audio codec pcm_s16le missing
AVI DV PAL 16:9...NOT available, audio codec pcm_s16le missing
AVI DVCPRO25 PAL 4:3...NOT available, audio codec pcm_s16le missing
AVI DVCPRO25 PAL 16:9...NOT available, audio codec pcm_s16le missing
AVI DVCPRO50 PAL 4:3...NOT available, audio codec pcm_s16le missing
AVI DVCPRO50 PAL 16:9...NOT available, audio codec pcm_s16le missing
AVI DV NTSC 4:3...NOT available, audio codec pcm_s16le missing
AVI DV NTSC 16:9...NOT available, audio codec pcm_s16le missing
AVI DVCPRO25 NTSC 4:3...NOT available, audio codec pcm_s16le missing
AVI DVCPRO25 NTSC 16:9...NOT available, audio codec pcm_s16le missing
AVI DVCPRO50 NTSC 4:3...NOT available, audio codec pcm_s16le missing
AVI DVCPRO50 NTSC 16:9...NOT available, audio codec pcm_s16le missing
Proxy encoding MPEG-4 Preset Ultrafast ...available
Proxy encoding MPEG-2 Transport Stream ...available
Loading filters...
MLT service frei0r.alphagrad not found.
MLT service frei0r.alphaspot not found.
MLT service frei0r.alpha0ps not found.
MLT service frei0r.select0r not found.
MLT service frei0r.spillsupress not found.
MLT service frei0r.vignette not found.
MLT service frei0r.emboss not found.
MLT service frei0r.dither not found.
MLT service frei0r.colorhalftone not found.
MLT service frei0r.softglow not found.
MLT service frei0r.IIRblur not found.
MLT service frei0r.rgbnoise not found.
MLT service movit.saturation not found.
MLT service frei0r.coloradj_RGB not found.
MLT service frei0r.colorize not found.
MLT service frei0r.colgate not found.
MLT service frei0r.posterize not found.
MLT service frei0r.colortap not found.
MLT service frei0r.sigmoidaltransfer not found.
MLT service frei0r.cairoimagegrid not found.
MLT service frei0r.hqdn3d not found.
MLT service frei0r.sharpness not found.
Loading transitions...
MLT transition frei0r.cairoaffineblend not found.
MLT transition frei0r.cairoblend not found.
[New Thread 0x7fffd7a55700 (LWP 24648)]
[New Thread 0x7fffd7254700 (LWP 24649)]
Player initialized with profile:  DV/DVD PAL
[Thread 0x7fffd7254700 (LWP 24649) exited]
[New Thread 0x7fffd7254700 (LWP 24650)]
[New Thread 0x7fffcc9e1700 (LWP 24651)]
[New Thread 0x7fffc5ad7700 (LWP 24653)]
[New Thread 0x7fffc52d6700 (LWP 24654)]
[Thread 0x7fffc52d6700 (LWP 24654) exited]
[New Thread 0x7fffc52d6700 (LWP 24655)]
[New Thread 0x7fffc4925700 (LWP 24656)]
[New Thread 0x7fffb7dfd700 (LWP 24657)]
[New Thread 0x7fffb74fb700 (LWP 24658)]
Autosave started...
Save project autosave_1c35379bb5b44a770333954f99cac2af
[New Thread 0x7fffb682b700 (LWP 24659)]
[Thread 0x7fffd7254700 (LWP 24650) exited]
[Thread 0x7fffb682b700 (LWP 24659) exited]
[New Thread 0x7fffb682b700 (LWP 24660)]
[Thread 0x7fffcc9e1700 (LWP 24651) exited]
[New Thread 0x7fffcc9e1700 (LWP 24662)]
[ogg @ 0x7fffc000dac0] max_analyze_duration reached
[ogg @ 0x7fffc0015a20] max_analyze_duration reached
[New Thread 0x7fffd7254700 (LWP 24663)]
[ogg @ 0x7fffc8393f00] max_analyze_duration reached
[ogg @ 0x7fffc83969e0] max_analyze_duration reached
[New Thread 0x7fffb5f1a700 (LWP 24664)]
[New Thread 0x7fffb5719700 (LWP 24665)]
[New Thread 0x7fffb4f18700 (LWP 24666)]
[New Thread 0x7fffabffe700 (LWP 24667)]
[New Thread 0x7fffab7fd700 (LWP 24668)]
[New Thread 0x7fffaaffc700 (LWP 24669)]
[New Thread 0x7fffaa7fb700 (LWP 24670)]
[New Thread 0x7fffa9ffa700 (LWP 24671)]
[New Thread 0x7fffa97f9700 (LWP 24672)]
[Thread 0x7fffd7254700 (LWP 24663) exited]
[Thread 0x7fffcc9e1700 (LWP 24662) exited]
[Thread 0x7fffb682b700 (LWP 24660) exited]
[New Thread 0x7fffb682b700 (LWP 24679)]
[Thread 0x7fffb682b700 (LWP 24679) exited]
Save project autosave_1c35379bb5b44a770333954f99cac2af
[ogg @ 0x1e65980] max_analyze_duration reached
[ogg @ 0x1762bc0] max_analyze_duration reached
[ogg @ 0x7fffb04413c0] max_analyze_duration reached
[ogg @ 0x7fffb013ffe0] max_analyze_duration reached
[New Thread 0x7fffb682b700 (LWP 24681)]
[New Thread 0x7fffcc9e1700 (LWP 24682)]
[New Thread 0x7fffa8ff8700 (LWP 24683)]
[New Thread 0x7fff7bfff700 (LWP 24684)]
[New Thread 0x7fff7b7fe700 (LWP 24685)]
[New Thread 0x7fff7affd700 (LWP 24686)]
[New Thread 0x7fff7a7fc700 (LWP 24687)]
[New Thread 0x7fff79ffb700 (LWP 24688)]
[New Thread 0x7fff797fa700 (LWP 24689)]
[New Thread 0x7fff78ff9700 (LWP 24697)]
[Thread 0x7fff78ff9700 (LWP 24697) exited]
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle
Save project autosave_1c35379bb5b44a770333954f99cac2af
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle
[New Thread 0x7fff78ff9700 (LWP 24701)]
[Thread 0x7fff78ff9700 (LWP 24701) exited]
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle
[ogg @ 0x7fffb013ffe0] read_timestamp() failed in the middle

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffc4925700 (LWP 24656)]
0x00007fffe5c93d2f in ?? () from /usr/lib/x86_64-linux-gnu/libswscale.so.2

What version of the product are you using? On what operating system?
0.12.0

Please provide any additional information below.

Original issue reported on code.google.com by dave.jar...@gmail.com on 17 Jan 2014 at 9:21

[GoogleCodeExporter]

I will try to reproduce this. If I can't get this crash to happen, I'll close 
this item, MLT 0.7.7 is a bit too old version.

Original comment by janne.li...@gmail.com on 27 Jan 2014 at 8:39

[GoogleCodeExporter]

MLT 0.7.7 is too old to take action on so I'll close this as Invalid

Original comment by janne.li...@gmail.com on 29 May 2014 at 3:55

• Changed state: Invalid