[FFmpeg-trac] #3109(undetermined:new): FFMPEG crashes after producing an error of more frames in 2nd pass
FFmpeg
trac at avcodec.org
Fri Nov 1 17:18:50 CET 2013
#3109: FFMPEG crashes after producing an error of more frames in 2nd pass
-------------------------------------+-------------------------------------
Reporter: ramitbhalla | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: unspecified | undetermined
Keywords: | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by ramitbhalla):
Okay I isolated the issue, it's the audio codec, when enabled it causes
ffmpeg to crash, when disabled it works fine:
{{{
ffmpeg.2314 -threads 0 -y -i "2ndpassfail.ts" -vcodec libx264 -b 1800000
-pass 2 -p
asslogfile "2ndpassfail.log" -acodec copy 2ndpassfail.mp4
ffmpeg version N-54802-gfc6de70 Copyright (c) 2000-2013 the FFmpeg
developers
built on Jul 18 2013 18:01:33 with gcc 4.7.3 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fontconfi
g --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-
libbluray --enable-libcaca --enable-libfreetyp
e --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame
--enable-libopencore-amrnb --enable-libopenco
re-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
libschroedinger --enable-libsoxr --enable-libsp
eex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-
libvo-amrwbenc --enable-libvorbis --enable-lib
vpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
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
[mpegts @ 027d97e0] PES packet size mismatch
Input #0, mpegts, from '2ndpassfail.ts':
Duration: 00:00:13.07, start: 1.424000, bitrate: 12839 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 @ 0472db20] using SAR=1/1
[libx264 @ 0472db20] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2
[libx264 @ 0472db20] profile High, level 4.0
[libx264 @ 0472db20] 264 - core 135 r2345 f0c1c53 - H.264/MPEG-4 AVC codec
- Copyleft 2003-2013 - http://www.videolan.or
g/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113
me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 m
e_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11
fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_thre
ads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0
constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1
b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25
scenecut=40 intra_refresh=0 rc_lookahead=40 rc
=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
[mp4 @ 027debc0] track 1: codec frame size is not set
Output #0, mp4, to '2ndpassfail.mp4':
Metadata:
encoder : Lavf55.12.102
Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p,
1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, pass 2,
1800 kb/s, 30k tbn, 29.97 tbc
Stream #0:1(eng): Audio: ac3 ([165][0][0][0] / 0x00A5), 48000 Hz,
5.1(side), 384 kb/s
Stream mapping:
Stream #0:2 -> #0:0 (mpeg2video -> libx264)
Stream #0:0 -> #0:1 (copy)
Press [q] to stop, [?] for help
2nd pass has more frames than 1st pass (377)ime=00:00:12.51
bitrate=2277.1kbits/s dup=17 drop=0
[libx264 @ 0472db20] continuing anyway, at constant QP=33
[libx264 @ 0472db20] disabling adaptive B-frames
}}}
fine when disbaled
{{{
ffmpeg.2314 -threads 0 -y -i "2ndpassfail.ts" -vcodec libx264 -b 1800000
-pass 2 -p
asslogfile "2ndpassfail.log" -an 2ndpassfail.mp4
ffmpeg version N-54802-gfc6de70 Copyright (c) 2000-2013 the FFmpeg
developers
built on Jul 18 2013 18:01:33 with gcc 4.7.3 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fontconfi
g --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-
libbluray --enable-libcaca --enable-libfreetyp
e --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame
--enable-libopencore-amrnb --enable-libopenco
re-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
libschroedinger --enable-libsoxr --enable-libsp
eex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-
libvo-amrwbenc --enable-libvorbis --enable-lib
vpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
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
[mpegts @ 026e97e0] PES packet size mismatch
Input #0, mpegts, from '2ndpassfail.ts':
Duration: 00:00:13.07, start: 1.424000, bitrate: 12839 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 @ 0462db20] using SAR=1/1
[libx264 @ 0462db20] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2
[libx264 @ 0462db20] profile High, level 4.0
[libx264 @ 0462db20] 264 - core 135 r2345 f0c1c53 - H.264/MPEG-4 AVC codec
- Copyleft 2003-2013 - http://www.videolan.or
g/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113
me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 m
e_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11
fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_thre
ads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0
constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1
b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25
scenecut=40 intra_refresh=0 rc_lookahead=40 rc
=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 '2ndpassfail.mp4':
Metadata:
encoder : Lavf55.12.102
Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p,
1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, pass 2,
1800 kb/s, 30k tbn, 29.97 tbc
Stream mapping:
Stream #0:2 -> #0:0 (mpeg2video -> libx264)
Press [q] to stop, [?] for help
PES packet size mismatch.0 size= 2708kB time=00:00:12.01
bitrate=1846.7kbits/s dup=1 drop=0
[mpeg2video @ 026e3200] Warning MVs not available
[mpeg2video @ 026e3200] concealing 7367 DC, 7367 AC, 7367 MV errors in B
frame
frame= 377 fps= 13 q=-1.0 Lsize= 2811kB time=00:00:12.51
bitrate=1840.6kbits/s dup=1 drop=0
video:2806kB audio:0kB subtitle:0 global headers:0kB muxing overhead
0.174997%
[libx264 @ 0462db20] frame I:9 Avg QP:29.25 size: 49049
[libx264 @ 0462db20] frame P:163 Avg QP:32.10 size: 11226
[libx264 @ 0462db20] frame B:205 Avg QP:35.20 size: 2935
[libx264 @ 0462db20] consecutive B-frames: 18.3% 24.9% 8.0% 48.8%
[libx264 @ 0462db20] mb I I16..4: 39.0% 59.1% 1.9%
[libx264 @ 0462db20] mb P I16..4: 4.7% 6.3% 0.4% P16..4: 27.3% 2.0%
1.1% 0.0% 0.0% skip:58.2%
[libx264 @ 0462db20] mb B I16..4: 0.1% 0.3% 0.0% B16..8: 18.5% 0.5%
0.1% direct: 0.3% skip:80.2% L0:41.2% L1:5
7.9% BI: 0.9%
[libx264 @ 0462db20] 8x8 transform intra:56.8% inter:94.2%
[libx264 @ 0462db20] coded y,uvDC,uvAC intra: 32.1% 54.8% 9.1% inter: 3.5%
5.7% 0.1%
[libx264 @ 0462db20] i16 v,h,dc,p: 37% 32% 9% 22%
[libx264 @ 0462db20] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 20% 15% 45% 3% 3%
3% 3% 4% 4%
[libx264 @ 0462db20] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 8% 77% 7% 1% 2%
1% 2% 1% 1%
[libx264 @ 0462db20] i8c dc,h,v,p: 60% 18% 18% 4%
[libx264 @ 0462db20] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 0462db20] ref P L0: 56.9% 12.8% 20.4% 9.9%
[libx264 @ 0462db20] ref B L0: 84.1% 12.5% 3.4%
[libx264 @ 0462db20] ref B L1: 96.2% 3.8%
[libx264 @ 0462db20] kb/s:1827.13
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/3109#comment:4>
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