[mythtv-commits] Ticket #11314: mythcommflag segfaults on cable-derived video files

[MythTV]

#11314: mythcommflag segfaults on cable-derived video files
---------------------------------------------+-----------------------------
 Reporter:  Ken Emerson <kenneth.emerson@…>  |          Owner:  cpinkham
     Type:  Bug Report - General             |         Status:
 Priority:  minor                            |  infoneeded_new
Component:  MythTV - Mythcommflag            |      Milestone:  unknown
 Severity:  medium                           |        Version:  Unspecified
 Keywords:                                   |     Resolution:
                                             |  Ticket locked:  0
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Comment (by Ken Emerson <kenneth.emerson@…>):

 OK. I found a better tool that does show that the resolution (among other
 things) are changing.  This may help:

 ken at mythtv:~$ mythffmpeg -i
 /mythtv/misc/video/banners/show_names/MythBusters-20130619-\ Duct\ Tape\
 Canyon.mpg ./test.mpg
 ffmpeg version 1.0.4 Copyright (c) 2000-2012 the FFmpeg developers
   built on Mar 15 2013 17:43:52 with gcc 4.6 (Ubuntu/Linaro
 4.6.3-1ubuntu5)
   configuration:
   libavutil      51. 73.101 / 51. 73.101
   libavcodec     54. 59.100 / 54. 59.100
   libavformat    54. 29.104 / 54. 29.104
   libavdevice    54.  2.101 / 54.  2.101
   libavfilter     3. 17.100 /  3. 17.100
   libswscale      2.  1.101 /  2.  1.101
   libswresample   0. 15.100 /  0. 15.100
   libpostproc    52.  0.100 / 52.  0.100
 [mpegts @ 0x94c2500] PES packet size mismatch
 Input #0, mpegts, from
 '/mythtv/misc/video/banners/show_names/MythBusters-20130619- Duct Tape
 Canyon.mpg':
   Duration: 01:00:14.54, start: 76751.773911, bitrate: 12134 kb/s
     Stream #0:0[0xea1]: Video: mpeg2video (Main), yuv420p, 1920x1080 [SAR
 1:1 DAR 16:9], 21000 kb/s, 29.97 fps, 29.97 tbr, 90k tbn, 59
 .94 tbc
     Stream #0:1[0xea2](eng): Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
 5.1(side), s16, 384 kb/s
 File './test.mpg' already exists. Overwrite ? [y/N] y
 VBV buffer size not set, muxing may fail
 Output #0, mpeg, to './test.mpg':
   Metadata:
     encoder         : Lavf54.29.104
     Stream #0:0: Video: mpeg1video, yuv420p, 1920x1080 [SAR 1:1 DAR 16:9],
 q=2-31, 200 kb/s, 90k tbn, 29.97 tbc
     Stream #0:1(eng): Audio: mp2, 48000 Hz, stereo, s16, 128 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (mpeg2video -> mpeg1video)
   Stream #0:1 -> #0:1 (ac3 -> mp2)
 Press [q] to stop, [?] for help
 Input stream #0:0 frame changed from size:1920x1080 fmt:yuv420p to
 size:1280x720 fmt:yuv420prop=0
 Input stream #0:1 frame changed from rate:48000 fmt:s16 ch:6 chl:5.1(side)
 to rate:48000 fmt:s16 ch:2 chl:stereo
 releasing zombie picture.0 size=  544850kB time=00:22:21.87
 bitrate=3326.3kbits/s dup=1239 drop=0
 Input stream #0:0 frame changed from size:1280x720 fmt:yuv420p to
 size:1920x1080 fmt:yuv420prop=0
 Input stream #0:1 frame changed from rate:48000 fmt:s16 ch:2 chl:stereo to
 rate:48000 fmt:s16 ch:6 chl:5.1(side)
 Input stream #0:0 frame changed from size:1920x1080 fmt:yuv420p to
 size:1280x720 fmt:yuv420prop=0
 Input stream #0:1 frame changed from rate:48000 fmt:s16 ch:6 chl:5.1(side)
 to rate:48000 fmt:s16 ch:2 chl:stereo
 releasing zombie picture.0 size= 1167476kB time=00:47:36.32
 bitrate=3348.4kbits/s dup=2312 drop=0
 Input stream #0:0 frame changed from size:1280x720 fmt:yuv420p to
 size:1920x1080 fmt:yuv420prop=0
 Input stream #0:1 frame changed from rate:48000 fmt:s16 ch:2 chl:stereo to
 rate:48000 fmt:s16 ch:6 chl:5.1(side)
 PES packet size mismatch1.0 size= 1553338kB time=01:00:12.87
 bitrate=3522.1kbits/s dup=2945 drop=0
 [ac3 @ 0x94c58c0] incomplete frame
 frame=108328 fps=103 q=31.0 Lsize= 1554342kB time=01:00:14.51
 bitrate=3522.8kbits/s dup=2945 drop=0
 video:1490129kB audio:56468kB subtitle:0 global headers:0kB muxing
 overhead 0.500809%

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Ticket URL: <http://code.mythtv.org/trac/ticket/11314#comment:4>
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