ffmpeg version 4.2.2 Copyright (c) 2000-2019 the FFmpeg developers
  built with gcc 9.2.1 (GCC) 20200122
  configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt
  libavutil      56. 31.100 / 56. 31.100
  libavcodec     58. 54.100 / 58. 54.100
  libavformat    58. 29.100 / 58. 29.100
  libavdevice    58.  8.100 / 58.  8.100
  libavfilter     7. 57.100 /  7. 57.100
  libswscale      5.  5.100 /  5.  5.100
  libswresample   3.  5.100 /  3.  5.100
  libpostproc    55.  5.100 / 55.  5.100
Splitting the commandline.
Reading option '-y' ... matched as option 'y' (overwrite output files) with argument '1'.
Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument '99'.
Reading option '-i' ... matched as input url with argument 'test.mp3'.
Reading option '-strftime' ... matched as AVOption 'strftime' with argument '1'.
Reading option '%Y.ogg' ... matched as output url.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option y (overwrite output files) with argument 1.
Applying option loglevel (set logging level) with argument 99.
Successfully parsed a group of options.
Parsing a group of options: input url test.mp3.
Successfully parsed a group of options.
Opening an input file: test.mp3.
[NULL @ 0000025668c49a00] Opening 'test.mp3' for reading
[file @ 0000025668c4a900] Setting default whitelist 'file,crypto'
Probing mp3 score:25 size:1876
Probing mp3 score:51 size:3924
[mp3 @ 0000025668c49a00] Format mp3 probed with size=4096 and score=51
id3v2 ver:4 flags:00 len:162
[mp3 @ 0000025668c49a00] pad 576 756
[mp3 @ 0000025668c49a00] Skipping 0 bytes of junk at 380.
[mp3 @ 0000025668c49a00] Before avformat_find_stream_info() pos: 380 bytes read:32768 seeks:0 nb_streams:1
[mp3 @ 0000025668c49a00] demuxer injecting skip 1105 / discard 0
[mp3float @ 0000025668c538c0] skip 1105 / discard 0 samples due to side data
[mp3float @ 0000025668c538c0] skip 1105/1152 samples
[mp3 @ 0000025668c49a00] All info found
[mp3 @ 0000025668c49a00] stream 0: start_time: 0.025 duration: 3.030
[mp3 @ 0000025668c49a00] format: start_time: 0.025 duration: 3.030 bitrate=129 kb/s
[mp3 @ 0000025668c49a00] After avformat_find_stream_info() pos: 21884 bytes read:32768 seeks:0 frames:50
Input #0, mp3, from 'test.mp3':
  Metadata:
    major_brand     : isom
    minor_version   : 1
    compatible_brands: isom
    copyright-eng   :
    encoder         : Lavf58.20.100
  Duration: 00:00:03.03, start: 0.025057, bitrate: 129 kb/s
    Stream #0:0, 50, 1/14112000: Audio: mp3, 44100 Hz, stereo, fltp, 128 kb/s
    Metadata:
      encoder         : Lavc58.35
Successfully opened the file.
Parsing a group of options: output url %Y.ogg.
Successfully parsed a group of options.
Opening an output file: %Y.ogg.
[file @ 0000025668c4b7c0] Setting default whitelist 'file,crypto'
Successfully opened the file.
Stream mapping:
  Stream #0:0 -> #0:0 (mp3 (mp3float) -> vorbis (libvorbis))
Press [q] to stop, [?] for help
cur_dts is invalid st:0 (0) [init:0 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
[mp3float @ 0000025668c5d140] skip 1105 / discard 0 samples due to side data
[mp3float @ 0000025668c5d140] skip 1105/1152 samples
detected 12 logical cores
[graph_0_in_0_0 @ 0000025668cb6000] Setting 'time_base' to value '1/44100'
[graph_0_in_0_0 @ 0000025668cb6000] Setting 'sample_rate' to value '44100'
[graph_0_in_0_0 @ 0000025668cb6000] Setting 'sample_fmt' to value 'fltp'
[graph_0_in_0_0 @ 0000025668cb6000] Setting 'channel_layout' to value '0x3'
[graph_0_in_0_0 @ 0000025668cb6000] tb:1/44100 samplefmt:fltp samplerate:44100 chlayout:0x3
[format_out_0_0 @ 0000025668cb87c0] Setting 'sample_fmts' to value 'fltp'
[AVFilterGraph @ 0000025668c6b440] query_formats: 4 queried, 9 merged, 0 already done, 0 delayed
Output #0, ogg, to '%Y.ogg':
  Metadata:
    major_brand     : isom
    minor_version   : 1
    compatible_brands: isom
    copyright-eng   :
    encoder         : Lavf58.29.100
    Stream #0:0, 0, 1/44100: Audio: vorbis (libvorbis), 44100 Hz, stereo, fltp
    Metadata:
      encoder         : Lavc58.54.100 libvorbis
      major_brand     : isom
      minor_version   : 1
      compatible_brands: isom
      copyright-eng   :
cur_dts is invalid st:0 (0) [init:1 i_done:0 finish:0] (this is harmless if it occurs once at the start per stream)
    Last message repeated 1 times
[mp3 @ 0000025668c49a00] demuxer injecting skip 0 / discard 227
[mp3float @ 0000025668c5d140] skip 0 / discard 227 samples due to side data
[mp3float @ 0000025668c5d140] discard 227/1152 samples
[out_0_0 @ 0000025668cb8600] EOF on sink link out_0_0:default.
No more output streams to write to, finishing.
[libvorbis @ 0000025668c4acc0] Trying to remove 52 more samples than there are in the queue
size=      23kB time=00:00:02.99 bitrate=  63.8kbits/s speed=41.8x
video:0kB audio:19kB subtitle:0kB other streams:0kB global headers:4kB muxing overhead: 22.011936%
Input file #0 (test.mp3):
  Input stream #0:0 (audio): 116 packets read (48483 bytes); 116 frames decoded (132300 samples);
  Total: 116 packets (48483 bytes) demuxed
Output file #0 (%Y.ogg):
  Output stream #0:0 (audio): 2068 frames encoded (132300 samples); 146 packets muxed (19603 bytes);
  Total: 146 packets (19603 bytes) muxed
116 frames successfully decoded, 0 decoding errors
[AVIOContext @ 0000025668cb3040] Statistics: 0 seeks, 5 writeouts
[AVIOContext @ 0000025668c52b80] Statistics: 48863 bytes read, 0 seeks