Audio files are sometimes interpreted as the wrong type by ffmpeg

[cofiem]

BawAudioTools::Exceptions::NotAnAudioFileError

Not an audio file /mnt/workers/production/01/temp/fa2958e1384b46.wav ('video' is not 'audio'): {"STREAM index":"0","STREAM codec_name":"mpeg4","STREAM codec_long_name":"MPEG-4 part 2","STREAM profile":"unknown","STREAM codec_type":"video","STREAM codec_time_base":"768/16640","STREAM codec_tag_string":"[1][0][0][0]","STREAM codec_tag":"0x0001","STREAM width":"4032","STREAM height":"2984","STREAM has_b_frames":"1","STREAM sample_aspect_ratio":"0:1","STREAM display_aspect_ratio":"0:1","STREAM pix_fmt":"yuv420p","STREAM level":"-99","STREAM timecode":"N/A","STREAM quarter_sample":"0","STREAM divx_packed":"0","STREAM id":"N/A","STREAM r_frame_rate":"16640/768","STREAM avg_frame_rate":"0/0","STREAM time_base":"1/22050","STREAM start_pts":"77930","STREAM start_time":"0:00:03.534240","STREAM duration_ts":"662029","STREAM duration":"0:00:30.023991","STREAM bit_rate":"352800","STREAM max_bit_rate":"N/A","STREAM nb_frames":"N/A","STREAM nb_read_frames":"N/A","STREAM nb_read_packets":"N/A","STREAM DISPOSITION:default":"0","STREAM DISPOSITION:dub":"0","STREAM DISPOSITION:original":"0","STREAM DISPOSITION:comment":"0","STREAM DISPOSITION:lyrics":"0","STREAM DISPOSITION:karaoke":"0","STREAM DISPOSITION:forced":"0","STREAM DISPOSITION:hearing_impaired":"0","STREAM DISPOSITION:visual_impaired":"0","STREAM DISPOSITION:clean_effects":"0","STREAM DISPOSITION:attached_pic":"0","FORMAT filename":"/mnt/workers/production/01/temp/fa2958e1384b46.wav","FORMAT nb_streams":"1","FORMAT nb_programs":"0","FORMAT format_name":"wav","FORMAT format_long_name":"WAV / WAVE (Waveform Audio)","FORMAT start_time":"0:00:03.534240","FORMAT duration":"0:00:30.023991","FORMAT size":"1324102","FORMAT bit_rate":"352811","FORMAT probe_score":"99"} External Program: status=0;killed=false;time_out_sec=20;time_taken_sec=0.141020957;timed_out=false;exceptions=[];command=ffprobe -sexagesimal -print_format default -show_error -show_streams -show_format "/mnt/workers/production/01/temp/fa2958e1384b46.wav" Standard output: [STREAM] index=0 codec_name=mpeg4 codec_long_name=MPEG-4 part 2 profile=unknown codec_type=video codec_time_base=768/16640 codec_tag_string=[1][0][0][0] codec_tag=0x0001 width=4032 height=2984 has_b_frames=1 sample_aspect_ratio=0:1 display_aspect_ratio=0:1 pix_fmt=yuv420p level=-99 timecode=N/A quarter_sample=0 divx_packed=0 id=N/A r_frame_rate=16640/768 avg_frame_rate=0/0 time_base=1/22050 start_pts=77930 start_time=0:00:03.534240 duration_ts=662029 duration=0:00:30.023991 bit_rate=352800 max_bit_rate=N/A nb_frames=N/A nb_read_frames=N/A nb_read_packets=N/A DISPOSITION:default=0 DISPOSITION:dub=0 DISPOSITION:original=0 DISPOSITION:comment=0 DISPOSITION:lyrics=0 DISPOSITION:karaoke=0 DISPOSITION:forced=0 DISPOSITION:hearing_impaired=0 DISPOSITION:visual_impaired=0 DISPOSITION:clean_effects=0 DISPOSITION:attached_pic=0 [/STREAM] [FORMAT] filename=/mnt/workers/production/01/temp/fa2958e1384b46.wav nb_streams=1 nb_programs=0 format_name=wav format_long_name=WAV / WAVE (Waveform Audio) start_time=0:00:03.534240 duration=0:00:30.023991 size=1324102 bit_rate=352811 probe_score=99 [/FORMAT] Standard Error: ffprobe version N-63893-gc69defd Copyright (c) 2007-2014 the FFmpeg developers built on Jul 16 2014 05:38:01 with gcc 4.6 (Debian 4.6.3-1) configuration: --prefix=/root/ffmpeg-static/64bit --extra-cflags='-I/root/ffmpeg-static/64bit/include -static' --extra-ldflags='-L/root/ffmpeg-static/64bit/lib -static' --extra-libs='-lxml2 -lexpat -lfreetype' --enable-static --disable-shared --disable-ffserver --disable-doc --enable-bzlib --enable-zlib --enable-postproc --enable-runtime-cpudetect --enable-libx264 --enable-gpl --enable-libtheora --enable-libvorbis --enable-libmp3lame --enable-gray --enable-libass --enable-libfreetype --enable-libopenjpeg --enable-libspeex --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-version3 --enable-libvpx libavutil 52. 89.100 / 52. 89.100 libavcodec 55. 66.101 / 55. 66.101 libavformat 55. 43.100 / 55. 43.100 libavdevice 55. 13.101 / 55. 13.101 libavfilter 4. 8.100 / 4. 8.100 libswscale 2. 6.100 / 2. 6.100 libswresample 0. 19.100 / 0. 19.100 libpostproc 52. 3.100 / 52. 3.100 Marker bit missing before time_increment [NULL @ 0x317b5e0] hmm, seems the headers are not complete, trying to guess time_increment_bits [NULL @ 0x317b5e0] my guess is 16 bits ;) Marker bit missing before vop_coded Marker bit missing before time_increment [mpeg4 @ 0x317b5e0] hmm, seems the headers are not complete, trying to guess time_increment_bits [mpeg4 @ 0x317b5e0] my guess is 16 bits ;) Marker bit missing before vop_coded [mpeg4 @ 0x317b5e0] header damaged Marker bit missing before width Marker bit missing before height [mpeg4 @ 0x317b5e0] new pred not supported Marker bit missing before time_increment_resolution Marker bit missing before fixed_vop_rate Marker bit missing before height Marker bit missing after height [mpeg4 @ 0x317b5e0] Static Sprites not supported [mpeg4 @ 0x317b5e0] N-bit not supported [mpeg4 @ 0x317b5e0] quant precision 0 [mpeg4 @ 0x317b5e0] reduced resolution VOP not supported [mpeg4 @ 0x317b5e0] illegal chroma format Marker bit missing before time_increment_resolution Marker bit missing before fixed_vop_rate Marker bit missing before height Marker bit missing after height [mpeg4 @ 0x317b5e0] N-bit not supported [mpeg4 @ 0x317b5e0] quant precision 2 Marker bit missing in complexity estimation part 1 Marker bit missing before time_increment Input #0, wav, from '/mnt/workers/production/01/temp/fa2958e1384b46.wav': Duration: 00:00:30.02, start: 3.534240, bitrate: 352 kb/s Stream #0:0: Video: mpeg4 ([1][0][0][0] / 0x0001), yuv420p, 4032x2984, 352 kb/s, 21.67 tbr, 22050 tbn, 21.67 tbc

[cofiem]

ffprobe also interprets the file type incorrectly for the same file