[FFmpeg-trac] #9029(undetermined:new): ffmpeg can not open file while PotPlayer and VLC Player can

FFmpeg trac at avcodec.org
Sun Dec 13 14:39:59 EET 2020


#9029: ffmpeg can not open file while PotPlayer and VLC Player can
-------------------------------------+-------------------------------------
             Reporter:  popova-      |                     Type:  defect
  ksiusha912                         |
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Win10
 Video file in attachment.
 Pot Player and VLC Player can open thie file without any problem.
 But ffmpeg,ffplay,ffprobe can not open it.

 C:\external>ffmpeg -v 9 -loglevel 99 -i sample.flv
 ffmpeg version n4.3.1-26-gca55240b8c Copyright (c) 2000-2020 the FFmpeg
 developers
   built with gcc 9.3-win32 (GCC) 20200320
   configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static
 --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64
 --target-os=mingw32 --enable-version3 --disable-debug --disable-w32threads
 --enable-pthreads --enable-iconv --enable-zlib --enable-libxml2 --enable-
 libfreetype --enable-libfribidi --enable-gmp --enable-lzma --enable-
 fontconfig --enable-opencl --enable-libvmaf --disable-vulkan --enable-
 libvorbis --enable-amf --enable-libaom --disable-avisynth --enable-
 libdav1d --disable-libdavs2 --enable-ffnvcodec --enable-cuda-llvm
 --disable-libglslang --enable-libass --enable-libbluray --enable-
 libmp3lame --enable-libopus --enable-libtheora --enable-libvpx --enable-
 libwebp --enable-libmfx --enable-libopencore-amrnb --enable-libopencore-
 amrwb --enable-libopenjpeg --enable-librav1e --disable-librubberband
 --enable-schannel --enable-sdl2 --enable-libsoxr --enable-libsrt --enable-
 libtwolame --disable-libvidstab --disable-libx264 --disable-libx265
 --disable-libxavs2 --disable-libxvid --enable-libzimg --extra-
 cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-ldflags=-pthread
 --extra-libs=-lgomp
   libavutil      56. 51.100 / 56. 51.100
   libavcodec     58. 91.100 / 58. 91.100
   libavformat    58. 45.100 / 58. 45.100
   libavdevice    58. 10.100 / 58. 10.100
   libavfilter     7. 85.100 /  7. 85.100
   libswscale      5.  7.100 /  5.  7.100
   libswresample   3.  7.100 /  3.  7.100
 Splitting the commandline.
 Reading option '-v' ... matched as option 'v' (set logging level) with
 argument '9'.
 Reading option '-loglevel' ... matched as option 'loglevel' (set logging
 level) with argument '99'.
 Reading option '-i' ... matched as input url with argument 'sample.flv'.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option v (set logging level) with argument 9.
 Successfully parsed a group of options.
 Parsing a group of options: input url sample.flv.
 Successfully parsed a group of options.
 Opening an input file: sample.flv.
 [NULL @ 000001e044da4580] Opening 'sample.flv' for reading
 [file @ 000001e044da4e80] Setting default whitelist 'file,crypto,data'
 Probing flv score:100 size:2048
 Probing mp3 score:1 size:2048
 [flv @ 000001e044da4580] Format flv probed with size=2048 and score=100
 [flv @ 000001e044da4580] Before avformat_find_stream_info() pos: 13 bytes
 read:32768 seeks:0 nb_streams:0
 [flv @ 000001e044da4580] type:18, size:626, last:-1, dts:0 pos:21
 [flv @ 000001e044da4580] type:8, size:4, last:-1, dts:0 pos:662
 [flv @ 000001e044da4580] 1 AF 0
 [flv @ 000001e044da4580] type:8, size:287, last:-1, dts:0 pos:681
 [flv @ 000001e044da4580] 1 AF 0
 [flv @ 000001e044da4580] type:9, size:13245, last:-1, dts:0 pos:983
 [flv @ 000001e044da4580] 0 27 0
 [NULL @ 000001e044e4bd80] missing picture in access unit with size 13240
 [extract_extradata @ 000001e044e50600] No start code is found.
 [flv @ 000001e044da4580] After avformat_find_stream_info() pos: 14235
 bytes read:65845 seeks:3 frames:1
 sample.flv: could not find codec parameters
 Input #0, flv, from 'sample.flv':
   Metadata:
     d_cate          : 1
     d_client        : 10001
     dy_app_version  : 6.3.6.1
     dy_device_model : HONOR YAL-AL50 YAL-AL50
     dy_level        : Level51
     dy_live_start_time: Sat Nov 28 22:05:50 GMT+08:00 2020
     dy_location     : null
     dy_network      : 4G 4
     dy_os_version   : 29
     dy_profile      : High
     dy_pusher_version: 1.3.3
     dy_timezone     : Asia/Shanghai
     hasWatermark    : 1
     encoder         : Lavf56.40.101
     cdn_ip          : 61.156.196.105
   Duration: 00:01:14.46, start: 0.000000, bitrate: N/A
     Stream #0:0, 1, 1/1000: Audio: aac, 44100 Hz, stereo, 98 kb/s
     Stream #0:1, 0, 1/1000: Video: h264, 1 reference frame, none, 2048
 kb/s, 1k tbn
 Successfully opened the file.
 At least one output file must be specified
 [AVIOContext @ 000001e044dadd40] Statistics: 65845 bytes read, 3 seeks

 C:\external>which ffmpeg

--
Ticket URL: <https://trac.ffmpeg.org/ticket/9029>
FFmpeg <https://ffmpeg.org>
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