[FFmpeg-trac] #2400(undetermined:open): A/V desync for separate video and aac in mp4 input files
FFmpeg
trac at avcodec.org
Sun Jun 23 15:46:04 CEST 2013
#2400: A/V desync for separate video and aac in mp4 input files
-------------------------------------+-------------------------------------
Reporter: chinshou | Owner:
Type: defect | Status: open
Priority: important | Component:
Version: git-master | undetermined
Keywords: mov aac | Resolution:
regression desync | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by feelart):
FYI: Still buggy with latest build
{{{
C:\Users\Angel\Downloads>ffmpeg -i aaa.mp4 -i bbb.mp4 test.mp4
ffmpeg version N-54143-gb6ce50a Copyright (c) 2000-2013 the FFmpeg
developers
built on Jun 22 2013 15:32:43 with gcc 4.7.3 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fontconfig --
enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-
libbluray --enable-libcaca --enable-libfreetype --enab
le-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame
--enable-libopencore-amrnb --enable-libopencore-amrwb --e
nable-libopenjpeg --enable-libopus --enable-librtmp --enable-
libschroedinger --enable-libsoxr --enable-libspeex --enable-lib
theora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-amrwbenc
--enable-libvorbis --enable-libvpx --enable-libx264
--enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 37.101 / 52. 37.101
libavcodec 55. 16.100 / 55. 16.100
libavformat 55. 9.100 / 55. 9.100
libavdevice 55. 2.100 / 55. 2.100
libavfilter 3. 77.101 / 3. 77.101
libswscale 2. 3.100 / 2. 3.100
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 3.100 / 52. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'aaa.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf54.59.102
Duration: 00:00:08.71, start: 0.000000, bitrate: 245 kb/s
Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
1366x768, 241 kb/s, 29.97 fps, 29.97 tbr, 30k tbn, 59
.94 tbc
Metadata:
handler_name : VideoHandler
Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'bbb.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2mp41
encoder : Lavf54.59.102
Duration: 00:00:00.13, start: 0.023220, bitrate: 9029 kb/s
Stream #1:0(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
fltp, 8940 kb/s
Metadata:
handler_name : SoundHandler
[libx264 @ 00000000003bf2c0] using cpu capabilities: MMX2 SSE2Fast SSSE3
SSE4.2 AVX
[libx264 @ 00000000003bf2c0] profile High, level 3.2
[libx264 @ 00000000003bf2c0] 264 - core 133 r2334 a3ac64b - H.264/MPEG-4
AVC codec - Copyleft 2003-2013 - http://www.videola
n.org/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_threads=
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=crf mbtree=
1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'test.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf55.9.100
Stream #0:0(und): Video: h264 (libx264) ([33][0][0][0] / 0x0021),
yuv420p, 1366x768, q=-1--1, 30k tbn, 29.97 tbc
Metadata:
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040),
44100 Hz, stereo, s16, 128 kb/s
Metadata:
handler_name : SoundHandler
Stream mapping:
Stream #0:0 -> #0:0 (h264 -> libx264)
Stream #1:0 -> #0:1 (aac -> libvo_aacenc)
Press [q] to stop, [?] for help
frame= 261 fps= 59 q=-1.0 Lsize= 390kB time=00:00:08.64 bitrate=
369.9kbits/s
video:251kB audio:133kB subtitle:0 global headers:0kB muxing overhead
1.517858%
[libx264 @ 00000000003bf2c0] frame I:2 Avg QP:20.77 size: 84312
[libx264 @ 00000000003bf2c0] frame P:68 Avg QP:24.08 size: 1098
[libx264 @ 00000000003bf2c0] frame B:191 Avg QP:33.13 size: 69
[libx264 @ 00000000003bf2c0] consecutive B-frames: 1.9% 1.5% 0.0% 96.6%
[libx264 @ 00000000003bf2c0] mb I I16..4: 65.1% 4.7% 30.2%
[libx264 @ 00000000003bf2c0] mb P I16..4: 0.8% 0.0% 0.3% P16..4:
0.6% 0.1% 0.0% 0.0% 0.0% skip:98.1%
[libx264 @ 00000000003bf2c0] mb B I16..4: 0.0% 0.0% 0.0% B16..8:
0.7% 0.0% 0.0% direct: 0.0% skip:99.2% L0:47.9%
L1:52.0% BI: 0.1%
[libx264 @ 00000000003bf2c0] 8x8 transform intra:3.7% inter:46.7%
[libx264 @ 00000000003bf2c0] coded y,uvDC,uvAC intra: 20.2% 19.0% 16.6%
inter: 0.1% 0.1% 0.0%
[libx264 @ 00000000003bf2c0] i16 v,h,dc,p: 63% 37% 0% 0%
[libx264 @ 00000000003bf2c0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 74% 13% 11%
0% 0% 0% 0% 0% 1%
[libx264 @ 00000000003bf2c0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 34% 39% 12%
2% 2% 2% 3% 2% 3%
[libx264 @ 00000000003bf2c0] i8c dc,h,v,p: 67% 23% 9% 0%
[libx264 @ 00000000003bf2c0] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 00000000003bf2c0] ref P L0: 78.3% 12.8% 6.6% 2.4%
[libx264 @ 00000000003bf2c0] ref B L0: 60.1% 39.0% 0.8%
[libx264 @ 00000000003bf2c0] ref B L1: 95.5% 4.5%
[libx264 @ 00000000003bf2c0] kb/s:235.65
C:\Users\Angel\Downloads>
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2400#comment:6>
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