Closed x42 closed 1 year ago
This is a follow-up of #370
A file recorded with a Zoom, anonymized by zeroing audio-data after 0x00060010 (audio-data starts at 0x00060000): http://robin.linuxaudio.org/tmp/zoom_sndfile_bug.wav.gz
with libsndfile-1.0.27:
File : zoom_sndfile_bug.wav Length : 27293176 RIFF : 27293168 WAVE fmt : 16 Format : 0x1 => WAVE_FORMAT_PCM Channels : 1 Sample Rate : 44100 Block Align : 2 Bit Width : 16 Bytes/sec : 88200 LIST : 393164 (too long) data : 26899960 End ---------------------------------------- Sample Rate : 44100 Frames : 13449980 Channels : 1 Format : 0x00010002 Sections : 1 Seekable : TRUE Duration : 00:05:04.988 Signal Max : 42 (-57.84 dB)
With libsndfile 1.0.28-115-g65eabcbf (1.0.28 release is also affected):
Error : Not able to open input file /tmp/zoom_sndfile_bug.wav. File : /tmp/zoom_sndfile_bug.wav Length : 27293176 RIFF : 27293168 WAVE fmt : 16 Format : 0x1 => WAVE_FORMAT_PCM Channels : 1 Sample Rate : 44100 Block Align : 2 Bit Width : 16 Bytes/sec : 88200 LIST : 393164 *** ��N : 50466568 Request for header allocation of 786320 denied. *** Unknown chunk marker (19A75F8) at position 393212. Exiting parser. *** Chunk size 4292673536 > file length 27293176. Exiting parser. Error in WAV file. No 'data' chunk marker.
PS. the output *** ��N comes from the "%M" in src/wavlike.c:1035, an unhandled default chunk.
*** ��N
PPS. The file plays fine with mplayer, ffmpeg and also older tools using libsndfile1.0.27
What Zoom device did make this?
Zoom R8 portable recorder
This is a follow-up of #370
A file recorded with a Zoom, anonymized by zeroing audio-data after 0x00060010 (audio-data starts at 0x00060000): http://robin.linuxaudio.org/tmp/zoom_sndfile_bug.wav.gz
with libsndfile-1.0.27:
With libsndfile 1.0.28-115-g65eabcbf (1.0.28 release is also affected):
PS. the output
*** ��N
comes from the "%M" in src/wavlike.c:1035, an unhandled default chunk.PPS. The file plays fine with mplayer, ffmpeg and also older tools using libsndfile1.0.27