[FFmpeg-trac] #6768(undetermined:new): no png output allowed

FFmpeg trac at avcodec.org
Wed Oct 25 11:35:36 EEST 2017


#6768: no png output allowed
-------------------------------------+-------------------------------------
             Reporter:  ftouvet      |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:  png crash    |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by ftouvet):

 Hi, Yes I forgot to say it happens on Windows.

 here is the log of the instruction you can find it attached to the bug
 report too):

   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 bzlib --e
 nable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-
 libblur
 ay --enable-libfreetype --enable-libmp3lame --enable-libopenjpeg --enable-
 libopu
 s --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora
 --ena
 ble-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp
 --enable-lib
 x264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma
 --enable-z
 lib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-cuda
 --enable-c
 uvid --enable-d3d11va --enable-nvenc --enable-dxva2 --enable-avisynth
 --enable-l
 ibmfx



 Splitting the commandline.
 Reading option '-loglevel' ... matched as option 'loglevel' (set logging
 level)
 with argument 'debug'.
 Reading option '-y' ... matched as option 'y' (overwrite output files)
 with argu
 ment '1'.
 Reading option '-i' ... matched as input url with argument
 'C:\tmp\BDG108_003_01_BG.png'.
 Reading option '-vf' ... matched as option 'vf' (set video filters) with
 argumen
 t 'scale=451:270'.
 Reading option 'C:\tmp\BDG108_003_01_BG_LD.png' ... matched as output url.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option loglevel (set logging level) with argument debug.
 Applying option y (overwrite output files) with argument 1.
 Successfully parsed a group of options.
 Parsing a group of options: input url C:\tmp\BDG108_003_01_BG.png.
 Successfully parsed a group of options.
 Opening an input file: C:\tmp\BDG108_003_01_BG.png.
 [NULL @ 00000000004377e0] Opening 'C:\tmp\BDG108_003_01_BG.png' for
 reading
 [file @ 00000000004393e0] Setting default whitelist 'file,crypto'
 [png_pipe @ 00000000004377e0] Format png_pipe probed with size=2048 and
 score=99

 [png_pipe @ 00000000004377e0] Before avformat_find_stream_info() pos: 0
 bytes re
 ad:32768 seeks:0 nb_streams:1
 [png_pipe @ 00000000004377e0] Probe buffer size limit of 5000000 bytes
 reached
 [png_pipe @ 00000000004377e0] Stream #0: not enough frames to estimate
 rate; con
 sider increasing probesize
 [png_pipe @ 00000000004377e0] After avformat_find_stream_info() pos:
 20573803 by
 tes read:20573803 seeks:0 frames:1
 Input #0, png_pipe, from 'C:\tmp\BDG108_003_01_BG.png':
   Duration: N/A, bitrate: N/A
     Stream #0:0, 1, 1/25: Video: png, 1 reference frame, rgba(pc),
 4224x2544 [SAR 2835:2835 DAR 88:53], 0/1, 25 tbr, 25 tbn, 25 tbc
 Successfully opened the file.
 Parsing a group of options: output url C:\tmp\BDG108_003_01_BG_LD.png.
 Applying option vf (set video filters) with argument scale=451:270.
 Successfully parsed a group of options.
 Opening an output file: C:\tmp\BDG108_003_01_BG_LD.png.
 Successfully opened the file.
 detected 8 logical cores
 Stream mapping:
   Stream #0:0 -> #0:0 (png (native) -> png (native))
 Press [q] to stop, [?] for help
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
     Last message repeated 1 times
 [Parsed_scale_0 @ 000000000038aa80] Setting 'w' to value '451'
 [Parsed_scale_0 @ 000000000038aa80] Setting 'h' to value '270'
 [Parsed_scale_0 @ 000000000038aa80] Setting 'flags' to value 'bicubic'
 [Parsed_scale_0 @ 000000000038aa80] w:451 h:270 flags:'bicubic' interl:0
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'video_size' to
 value
  '4224x2544'
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'pix_fmt' to
 value '2
 8'
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'time_base' to
 value
 '1/25'
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'pixel_aspect'
 to val
 ue '2835/2835'
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'sws_param' to
 value
 'flags=2'
 [graph 0 input from stream 0:0 @ 00000000003b9340] Setting 'frame_rate' to
 value
  '25/1'
 [graph 0 input from stream 0:0 @ 00000000003b9340] w:4224 h:2544
 pixfmt:rgba tb:
 1/25 fr:25/1 sar:2835/2835 sws_param:flags=2
 [format @ 00000000003bcc20] compat: called with
 args=[rgb24|rgba|rgb48be|rgba64b
 e|pal8|gray|ya8|gray16be|ya16be|monob]
 [format @ 00000000003bcc20] Setting 'pix_fmts' to value
 'rgb24|rgba|rgb48be|rgba
 64be|pal8|gray|ya8|gray16be|ya16be|monob'
 [AVFilterGraph @ 0000000000439f40] query_formats: 4 queried, 3 merged, 0
 already
  done, 0 delayed
 [swscaler @ 00000000023000a0] Forcing full internal H chroma due to odd
 output s
 ize
 [swscaler @ 00000000023000a0] Forcing full internal H chroma due to input
 having
  non subsampled chroma
 [Parsed_scale_0 @ 000000000038aa80] w:4224 h:2544 fmt:rgba sar:2835/2835
 -> w:45
 1 h:270 fmt:rgba sar:2160/2173 flags:0x4
 Output #0, image2, to 'C:\tmp\BDG108_003_01_BG_LD.png':
   Metadata:
     encoder         : Lavf57.84.100
     Stream #0:0, 0, 1/25: Video: png, 1 reference frame, rgba, 451x270
 [SAR 2160:2173 DAR 88:53], 0/1, q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc57.108.100 png
 Clipping frame in rate conversion by 0.000008
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [out_0_0 @ 00000000003bca20] EOF on sink link out_0_0:default.
 No more output streams to write to, finishing.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6768#comment:4>
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