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November 2013

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#3109(undetermined:new): FFMPEG crashes after producing an error of more frames in 2nd pass
by FFmpeg 02 Nov '13

02 Nov '13

#3109: FFMPEG crashes after producing an error of more frames in 2nd pass -------------------------------------+------------------------------------- Reporter: ramitbhalla | Type: defect Status: new | Priority: normal Component: | Version: undetermined | unspecified Keywords: | Blocked By: Blocking: | Reproduced by developer: 0 Analyzed by developer: 0 | -------------------------------------+------------------------------------- Summary of the bug: When doing a 2 pass encoding, at the END of the encoding ffmpeg throws an error about more frames in the 2nd pass than the first and then crashes. The command line and output of the 2nd pass {{{ ffmpeg -probesize 100M -analyzeduration 300M -threads 0 -drc_scale 0.8 -y -i "The Devil's Advocate_SCIFIHD_2013_10_29_10_58_00.ts" -ss 3 -vf yadif=0:-1,hqdn3d,crop=1904:1072:6:4,scale=720 :400 -vcodec libx264 -b 1800000 -x264opts me=hex:trellis=2:subq=8:partitions=all:8x8dct=1:ref=5:rc- lookahead=50:keyint=2 5:min-keyint=20:bframes=3:weightb=1:level=4.0:b-pyramid=normal:direct=auto :mixed-refs=1:deblock=-1,-1:no-fast-pskip=1:no -dct-decimate=1:b-adapt=2:threads=auto -acodec libfdk_aac -ab 384k -cutoff 18000 -ac 2 -pass 2 -passlogfile "MCEBuddy2 Pass.log" "The Devil's Advocate_SCIFIHD_2013_10_29_10_58_00-converted.mp4" ffmpeg version N-54802-gfc6de70 Copyright (c) 2000-2013 the FFmpeg developers built on Oct 14 2013 09:33:16 with gcc 4.8.0 (GCC) configuration: --arch=x86 --target-os=mingw32 --cross- prefix=/home/mcebuddy/Software/ffmpeg/sandbox/mingw-w64-i686/bin /i686-w64-mingw32- --pkg-config=pkg-config --enable-gpl --enable-libx264 --enable-avisynth --enable-libxvid --enable-lib mp3lame --enable-version3 --enable-zlib --enable-librtmp --enable- libvorbis --enable-libtheora --enable-libspeex --enabl e-libopenjpeg --enable-gnutls --enable-libgsm --enable-libfreetype --enable-libopus --disable-w32threads --enable-frei0r --enable-filter=frei0r --enable-libvo-aacenc --enable-bzlib --enable- libxavs --extra-cflags=-DPTW32_STATIC_LIB --enable -libopencore-amrnb --enable-libopencore-amrwb --enable-libvo-amrwbenc --enable-libschroedinger --enable-libvpx --enable- libilbc --enable-iconv --enable-libtwolame --extra- cflags=-DLIBTWOLAME_STATIC --enable-libmodplug --extra-libs=-lstdc++ --enable-libcaca --prefix=/home/mcebuddy/Software/ffmpeg/sandbox/mingw-w64-i686/i686-w64-mingw32 --enable-static --disab le-shared --enable-libsoxr --enable-fontconfig --enable-libass libavutil 52. 40.100 / 52. 40.100 libavcodec 55. 18.102 / 55. 18.102 libavformat 55. 12.102 / 55. 12.102 libavdevice 55. 3.100 / 55. 3.100 libavfilter 3. 81.101 / 3. 81.101 libswscale 2. 4.100 / 2. 4.100 libswresample 0. 17.102 / 0. 17.102 libpostproc 52. 3.100 / 52. 3.100 Input #0, mpegts, from 'The Devil's Advocate_SCIFIHD_2013_10_29_10_58_00.ts': Duration: 00:05:55.01, start: 1.424000, bitrate: 12974 kb/s Program 1 Metadata: service_name : Syfy HD service_provider: SCIFIHD Stream #0:0[0x100](eng): Audio: ac3 ([129][0][0][0] / 0x0081), 48000 Hz, 5.1(side), fltp, 384 kb/s Stream #0:1[0x101](eng): Audio: ac3 ([129][0][0][0] / 0x0081), 48000 Hz, 5.1(side), fltp, 384 kb/s Stream #0:2[0x102]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 f ps, 29.97 tbr, 90k tbn, 59.94 tbc Please use -b:a or -b:v, -b is ambiguous [libx264 @ 05531020] using SAR=595/603 [libx264 @ 05531020] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 [libx264 @ 05531020] profile High, level 4.0 [libx264 @ 05531020] 264 - core 136 r2350 3361d59 - H.264/MPEG-4 AVC codec - Copyleft 2003-2013 - http://www.videolan.or g/x264.html - options: cabac=1 ref=5 deblock=1:-1:-1 analyse=0x3:0x133 me=hex subme=8 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=0 chroma_qp_offset=-2 threads=6 lookahead_th reads=1 sliced_threads=0 nr=0 decimate=0 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt= 1 b_bias=0 direct=3 weightb=1 open_gop=0 weightp=2 keyint=25 keyint_min=13 scenecut=40 intra_refresh=0 rc_lookahead=25 r c=2pass mbtree=1 bitrate=1800 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 cplxblur=20.0 qblur=0.5 ip_ratio=1.40 aq= 1:1.00 Output #0, mp4, to 'The Devil's Advocate_SCIFIHD_2013_10_29_10_58_00-converted.mp4': Metadata: encoder : Lavf55.12.102 Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 720x400 [SAR 595:603 DAR 119:67], q=-1--1, pas s 2, 1800 kb/s, 30k tbn, 29.97 tbc Stream #0:1(eng): Audio: aac (libfdk_aac) ([64][0][0][0] / 0x0040), 48000 Hz, stereo, s16, 384 kb/s Stream mapping: Stream #0:2 -> #0:0 (mpeg2video -> libx264) Stream #0:0 -> #0:1 (ac3 -> libfdk_aac) Press [q] to stop, [?] for help [ac3 @ 025af060] frame sync error Error while decoding stream #0:0: Error number -1 occurred [swscaler @ 03a3d840] Warning: data is not aligned! This can lead to a speedloss 2nd pass has more frames than 1st pass (10535)e=00:05:51.33 bitrate=2184.1kbits/s dup=1 drop=0 [libx264 @ 05531020] continuing anyway, at constant QP=21 [libx264 @ 05531020] disabling adaptive B-frames }}} Let me know if you want the original file uploaded - it is 600MB in size. -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/3109> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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