[FFmpeg-trac] #1098(undetermined:new): ass subtitle are stretched
FFmpeg
trac at avcodec.org
Sun Mar 18 21:59:02 CET 2012
#1098: ass subtitle are stretched
-------------------------------------+-------------------------------------
Reporter: fate | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: git-master | undetermined
Keywords: ass | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by fate):
The ffmpeg command :
{{{
ffmpeg -i raw/Rocket_Girls_Raw_04.mp4 -vf "ass=ass/Rocket_04.ass" -vcodec
libx264 -crf 26 -acodec libfaac -ab 128k -threads 4 -t "00:00:10"
Rocket_Girls_04_test_ffmpeg_ass.mp4
}}}
The console output :
{{{
ffmpeg version N-38845-g463705b Copyright (c) 2000-2012 the FFmpeg
developers
built on Mar 17 2012 17:11:41 with gcc 4.6.3
configuration: --enable-libmp3lame --enable-libxvid --enable-libvorbis
--enable-gpl --enable-libfaac --enable-libtheora --enable-zlib --disable-
shared --enable-libx264 --enable-libdirac --enable-nonfree --enable-
version3 --enable-libschroedinger --enable-avfilter --enable-libspeex
--enable-libopenjpeg --enable-libgsm --enable-postproc --enable-pthreads
--enable-libopencore-amrnb --enable-libopencore-amrwb --enable-ffplay
--enable-pthreads --enable-libass --prefix=/usr/local --enable-x11grab
--enable-runtime-cpudetect --enable-bzlib --enable-libdc1394 --enable-
libvpx
libavutil 51. 42.100 / 51. 42.100
libavcodec 54. 10.100 / 54. 10.100
libavformat 54. 2.100 / 54. 2.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 65.100 / 2. 65.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 7.100 / 0. 7.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'raw/Rocket_Girls_Raw_04.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
creation_time : 1970-01-01 00:00:00
encoder : Lavf53.5.0
Duration: 00:23:44.34, start: 0.000000, bitrate: 5652 kb/s
Stream #0:0(eng): Video: h264 (High 4:4:4 Predictive) (avc1 /
0x31637661), yuv420p, 720x480 [SAR 186:157 DAR 279:157], 5425 kb/s, 23.98
fps, 23.98 tbr, 24k tbn, 47.95 tbc
Metadata:
creation_time : 1970-01-01 00:00:00
handler_name : VideoHandler
Stream #0:1(jpn): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, stereo,
s16, 224 kb/s
Metadata:
creation_time : 1970-01-01 00:00:00
handler_name :
[buffer @ 0x26c43a0] w:720 h:480 pixfmt:yuv420p tb:1/1000000 sar:186/157
sws_param:
[ass @ 0x265a280] Added subtitle file: 'ass/Rocket_04.ass' (2 styles, 2
events)
[buffersink @ 0x2659dc0] auto-inserting filter 'auto-inserted scale 0'
between the filter 'Parsed_ass_0' and the filter 'out'
[ass @ 0x265a280] auto-inserting filter 'auto-inserted scale 1' between
the filter 'src' and the filter 'Parsed_ass_0'
[scale @ 0x269c700] w:720 h:480 fmt:yuv420p -> w:720 h:480 fmt:rgb24
flags:0x4
[scale @ 0x26bf3a0] w:720 h:480 fmt:rgb24 -> w:720 h:480 fmt:yuv420p
flags:0x4
[libx264 @ 0x26c3900] using SAR=186/157
[libx264 @ 0x26c3900] using cpu capabilities: MMX2 SSE2Fast SSSE3
FastShuffle SSE4.1 Cache64
[libx264 @ 0x26c3900] profile High, level 3.0
[libx264 @ 0x26c3900] 264 - core 119 r2106 07efeb4 - H.264/MPEG-4 AVC
codec - Copyleft 2003-2011 - http://www.videolan.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 me_range=16 chroma_me=1 trellis=1 8x8dct=1
cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=4
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=23 scenecut=40
intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=26.0 qcomp=0.60
qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'Rocket_Girls_04_test_ffmpeg_ass.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
creation_time : 1970-01-01 00:00:00
encoder : Lavf54.2.100
Stream #0:0(eng): Video: h264 (![0][0][0] / 0x0021), yuv420p, 720x480
[SAR 186:157 DAR 279:157], q=-1--1, 24k tbn, 23.98 tbc
Metadata:
creation_time : 1970-01-01 00:00:00
handler_name : VideoHandler
Stream #0:1(jpn): Audio: aac (@[0][0][0] / 0x0040), 48000 Hz, stereo,
s16, 128 kb/s
Metadata:
creation_time : 1970-01-01 00:00:00
handler_name :
Stream mapping:
Stream #0:0 -> #0:0 (h264 -> libx264)
Stream #0:1 -> #0:1 (ac3 -> libfaac)
Press [q] to stop, [?] for help
DTS -1001, next:-41709 st:0 invalid droping
frame= 240 fps= 61 q=-1.0 Lsize= 379kB time=00:00:09.92 bitrate=
313.0kbits/s
video:215kB audio:157kB global headers:0kB muxing overhead 2.011653%
[libx264 @ 0x26c3900] frame I:3 Avg QP:21.79 size: 23661
[libx264 @ 0x26c3900] frame P:118 Avg QP:21.29 size: 1024
[libx264 @ 0x26c3900] frame B:119 Avg QP:27.89 size: 230
[libx264 @ 0x26c3900] consecutive B-frames: 33.3% 0.8% 2.5% 63.3%
[libx264 @ 0x26c3900] mb I I16..4: 15.5% 45.6% 38.9%
[libx264 @ 0x26c3900] mb P I16..4: 1.1% 1.2% 0.7% P16..4: 12.5% 1.9%
0.9% 0.0% 0.0% skip:81.9%
[libx264 @ 0x26c3900] mb B I16..4: 0.1% 0.0% 0.0% B16..8: 16.1% 0.3%
0.0% direct: 0.1% skip:83.4% L0:28.3% L1:71.3% BI: 0.4%
[libx264 @ 0x26c3900] 8x8 transform intra:42.0% inter:80.8%
[libx264 @ 0x26c3900] coded y,uvDC,uvAC intra: 43.9% 40.6% 16.6% inter:
1.2% 2.9% 0.1%
[libx264 @ 0x26c3900] i16 v,h,dc,p: 26% 28% 8% 38%
[libx264 @ 0x26c3900] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 22% 14% 26% 4% 6%
13% 4% 5% 5%
[libx264 @ 0x26c3900] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 27% 15% 14% 6% 9%
12% 6% 8% 3%
[libx264 @ 0x26c3900] i8c dc,h,v,p: 62% 18% 17% 3%
[libx264 @ 0x26c3900] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 0x26c3900] ref P L0: 74.9% 6.2% 15.4% 3.5%
[libx264 @ 0x26c3900] ref B L0: 90.9% 7.9% 1.2%
[libx264 @ 0x26c3900] ref B L1: 98.2% 1.8%
[libx264 @ 0x26c3900] kb/s:175.15
}}}
I attach the ass subtitle I used to made my tests.
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1098#comment:2>
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