[FFmpeg-trac] #1725(avfilter:new): filter_complex losing frames

[FFmpeg]

#1725: filter_complex losing frames
------------------------------------+------------------------------------
             Reporter:  takis       |                    Owner:
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avfilter
              Version:  git-master  |               Resolution:
             Keywords:              |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
------------------------------------+------------------------------------

Comment (by takis):

 Full output:
 {{{
 ffmpeg  -i /srv/files/videos/big_buck_bunny_1080p_h264.mov -i
 frame%05d.png  -filter_complex "[0:v] scale=3840:2160[bbb];[bbb][1:v]
 overlay[out]" -map "[out]" /usr/local/src/test.mp4
 ffmpeg version N-44322-g1e9caf9 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Sep 10 2012 11:35:03 with clang version 3.1
 (tags/RELEASE_31/final)
   configuration: --cc=/opt/clang/bin/clang --enable-avfilter --enable-
 frei0r --enable-gpl --enable-libfaac --enable-libmp3lame --enable-
 libschroedinger --enable-libspeex --enable-libtheora --enable-libvorbis
 --enable-libvpx --enable-libx264 --enable-libxvid --enable-nonfree
 --enable-pthreads --disable-shared --enable-static --enable-version3
 --enable-x11grab
   libavutil      51. 72.100 / 51. 72.100
   libavcodec     54. 55.100 / 54. 55.100
   libavformat    54. 25.105 / 54. 25.105
   libavdevice    54.  2.100 / 54.  2.100
   libavfilter     3. 16.101 /  3. 16.101
   libswscale      2.  1.101 /  2.  1.101
   libswresample   0. 15.100 /  0. 15.100
   libpostproc    52.  0.100 / 52.  0.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
 '/srv/files/videos/big_buck_bunny_1080p_h264.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     creation_time   : 2008-05-27 18:40:35
     timecode        : 00:00:00:00
   Duration: 00:09:56.46, start: 0.000000, bitrate: 4849 kb/s
     Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 1920x1080, 9282 kb/s, 24 fps, 24 tbr, 2400 tbn, 4800 tbc
     Metadata:
       creation_time   : 2008-05-27 18:40:35
       handler_name    : Apple Alias Data Handler
     Stream #0:1(eng): Data: none (tmcd / 0x64636D74)
     Metadata:
       creation_time   : 2008-05-27 18:40:35
       handler_name    : Apple Alias Data Handler
       timecode        : 00:00:00:00
     Stream #0:2(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, 5.1, s16,
 437 kb/s
     Metadata:
       creation_time   : 2008-05-27 18:40:35
       handler_name    : Apple Alias Data Handler
 Input #1, image2, from 'frame%05d.png':
   Duration: 00:00:20.00, start: 0.000000, bitrate: N/A
     Stream #1:0: Video: png, rgba, 3840x2160, 25 fps, 25 tbr, 25 tbn, 25
 tbc
 File '/usr/local/src/test.mp4' already exists. Overwrite ? [y/N] y
 264 - core 125 r2200 999b753 - H.264/MPEG-4 AVC codec - Copyleft 2003-2012
 - 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=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=24 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 '/usr/local/src/test.mp4':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     timecode        : 00:00:00:00
     encoder         : Lavf54.25.105
     Stream #0:0: Video: h264 ([33][0][0][0] / 0x0021), yuv420p, 3840x2160,
 q=-1--1, 24 tbn, 24 tbc
 Stream mapping:
   Stream #0:0 (h264) -> scale
   Stream #1:0 (png) -> overlay:overlay
   overlay -> Stream #0:0 (libx264)
 Press [q] to stop, [?] for help
 frame=   34 fps=2.2 q=-1.0 Lsize=    1118kB time=00:00:01.33
 bitrate=6866.6kbits/s
 video:1117kB audio:0kB subtitle:0 global headers:0kB muxing overhead
 0.086493%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1725#comment:1>
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