[FFmpeg-trac] #5737(undetermined:reopened): ffmpeg unable to handle input frames of different sizes when setting input frame rate

FFmpeg trac at avcodec.org
Fri Jan 4 18:54:57 EET 2019


#5737: ffmpeg unable to handle input frames of different sizes when setting input
frame rate
-------------------------------------+-------------------------------------
             Reporter:  TheSHEEEP    |                    Owner:
                 Type:  defect       |                   Status:  reopened
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------
Changes (by laurent_xangle):

 * status:  closed => reopened
 * resolution:  needs_more_info =>


Comment:

 I've attached a set of images to reproduce a similar symptom.
 -r option seems to ignore the black frames while -framerate does take them
 into account in the output mp4.
 All the frames have the same size but some have a fmt of yuvj420p while
 others are yuvj444p.
 complete commandline and output are as follow:


 {{{
 ffmpeg -r 5 -i movie_input\%04d.jpg -y -vcodec libx264 -filter_complex
 [0:v]scale='if(gt(a,1.5),-2,1620)':'if(gt(a,1.5),1080,-2)',setsar=1:1[sout];[sout]crop=1620:1080
 -codec:a copy -r 25 -pix_fmt yuv420p -preset ultrafast movie_temp.mp4

 }}}

 vs

 {{{

 ffmpeg -framerate 5 -i movie_input\%04d.jpg -y -vcodec libx264
 -filter_complex
 [0:v]scale='if(gt(a,1.5),-2,1620)':'if(gt(a,1.5),1080,-2)',setsar=1:1[sout];[sout]crop=1620:1080
 -codec:a copy -r 25 -pix_fmt yuv420p -preset ultrafast movie_temp.mp4

 }}}

 verbose:

 {{{

 ffmpeg version N-81609-g7b3bc36 Copyright (c) 2000-2016 the FFmpeg
 developers
   built with gcc 5.4.0 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-dxva2 --enable-libmfx --enable-nvenc --enable-avisynth --enable-
 bzlib --enable-libebur128 --enable-fontconfig --enable-frei0r --enable-
 gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b
 --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm
 --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-
 libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264
 --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
 libschroedinger --enable-libsnappy --enable-libsoxr --enable-libspeex
 --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-
 amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-
 libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-
 libxvid --enable-libzimg --enable-lzma --enable-decklink --enable-zlib
   libavutil      55. 29.100 / 55. 29.100
   libavcodec     57. 55.101 / 57. 55.101
   libavformat    57. 48.103 / 57. 48.103
   libavdevice    57.  0.102 / 57.  0.102
   libavfilter     6. 61.100 /  6. 61.100
   libswscale      4.  1.100 /  4.  1.100
   libswresample   2.  1.100 /  2.  1.100
   libpostproc    54.  0.100 / 54.  0.100
 Input #0, image2, from 'movie_input\movie_input\%04d.jpg':
   Duration: 00:00:04.20, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: mjpeg, yuvj420p(pc, bt470bg/unknown/unknown),
 2464x1647 [SAR 1:1 DAR 2464:1647], 5 fps, 5 tbr, 5 tbn, 5 tbc
 [Parsed_setsar_1 @ 0000000000f7ce20] num:den syntax is deprecated, please
 use num/den or named options instead
 [Parsed_setsar_1 @ 0000000000f7c960] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 0000000000e3ef00] deprecated pixel format used, make sure you
 did set range correctly
 [libx264 @ 0000000000e84cc0] using SAR=1/1
 [libx264 @ 0000000000e84cc0] using cpu capabilities: MMX2 SSE2Fast SSSE3
 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
 [libx264 @ 0000000000e84cc0] profile Constrained Baseline, level 4.0
 [libx264 @ 0000000000e84cc0] 264 - core 148 r2705 3f5ed56 - H.264/MPEG-4
 AVC codec - Copyleft 2003-2016 - http://www.videolan.org/x264.html -
 options: cabac=0 ref=1 deblock=0:0:0 analyse=0:0 me=dia subme=0 psy=1
 psy_rd=1.00:0.00 mixed_ref=0 me_range=16 chroma_me=1 trellis=0 8x8dct=0
 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=0 threads=12
 lookahead_threads=2 sliced_threads=0 nr=0 decimate=1 interlaced=0
 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250
 keyint_min=25 scenecut=0 intra_refresh=0 rc=crf mbtree=0 crf=23.0
 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=0
 [mp4 @ 0000000000e83d80] Using AVStream.codec to pass codec parameters to
 muxers is deprecated, use AVStream.codecpar instead.
 Output #0, mp4, to 'movie_temp.mp4':
   Metadata:
     encoder         : Lavf57.48.103
     Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p,
 1620x1080 [SAR 1:1 DAR 3:2], q=-1--1, 25 fps, 12800 tbn, 25 tbc
     Metadata:
       encoder         : Lavc57.55.101 libx264
     Side data:
       cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
 Stream mapping:
   Stream #0:0 (mjpeg) -> scale
   crop -> Stream #0:0 (libx264)
 Press [q] to stop, [?] for help
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj420p to
 size:2464x1647 fmt:yuvj444p
 [Parsed_setsar_1 @ 0000000002d05960] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 00000000028f2de0] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 0000000000e3eb00] deprecated pixel format used, make sure you
 did set range correctly
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj444p to
 size:2464x1647 fmt:yuvj420p
 [Parsed_setsar_1 @ 0000000002d05f00] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 00000000028f2de0] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 000000000bab22a0] deprecated pixel format used, make sure you
 did set range correctly
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj420p to
 size:2464x1647 fmt:yuvj444p
 [Parsed_setsar_1 @ 0000000002d05a20] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 0000000000e75720] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 0000000000e31460] deprecated pixel format used, make sure you
 did set range correctly
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj444p to
 size:2464x1647 fmt:yuvj420p
 [Parsed_setsar_1 @ 0000000002d05d60] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 000000000bab00a0] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 00000000027bb500] deprecated pixel format used, make sure you
 did set range correctly
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj420p to
 size:2464x1647 fmt:yuvj444p
 [Parsed_setsar_1 @ 0000000002d05620] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 000000000bab00a0] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 0000000000e31460] deprecated pixel format used, make sure you
 did set range correctly
 Input stream #0:0 frame changed from size:2464x1647 fmt:yuvj444p to
 size:2464x1647 fmt:yuvj420p
 [Parsed_setsar_1 @ 0000000002d06240] num:den syntax is deprecated, please
 use num/den or named options instead
 [swscaler @ 000000000bab00a0] deprecated pixel format used, make sure you
 did set range correctly
 [swscaler @ 0000000002792900] deprecated pixel format used, make sure you
 did set range correctly
 frame=  105 fps=0.0 q=-1.0 Lsize=     792kB time=00:00:04.16
 bitrate=1558.6kbits/s dup=84 drop=0 speed= 6.9x
 video:790kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.153103%
 [libx264 @ 0000000000e84cc0] frame I:1     Avg QP:20.00  size: 78151
 [libx264 @ 0000000000e84cc0] frame P:104   Avg QP:14.02  size:  7024
 [libx264 @ 0000000000e84cc0] mb I  I16..4: 100.0%  0.0%  0.0%
 [libx264 @ 0000000000e84cc0] mb P  I16..4:  7.2%  0.0%  0.0%  P16..4:
 10.1%  0.0%  0.0%  0.0%  0.0%    skip:82.7%
 [libx264 @ 0000000000e84cc0] coded y,uvDC,uvAC intra: 11.0% 20.9% 10.8%
 inter: 4.0% 4.1% 1.6%
 [libx264 @ 0000000000e84cc0] i16 v,h,dc,p: 85%  7%  4%  5%
 [libx264 @ 0000000000e84cc0] i8c dc,h,v,p: 79%  8% 11%  2%
 [libx264 @ 0000000000e84cc0] kb/s:1540.30
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5737#comment:4>
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