#284 Illegal Audio-MPEG-Header 0x00000000 at offset 9416.

[James]

I got this voicemail sent to me by email from my VoIP provider.
I can play it with other tools.

$ mpg123 -vvv msg0000.WAV
High Performance MPEG 1.0/2.0/2.5 Audio Player for Layers 1, 2 and 3
version 1.25.12; written and copyright by Michael Hipp and others
free software (LGPL) without any warranty but with best wishes
Decoder: x86-64 (AVX)
Trying output module: alsa, device: <nil>
Using default module dir: /usr/lib/x86_64-linux-gnu/mpg123
Module dir: /usr/lib/x86_64-linux-gnu/mpg123
Module path: /usr/lib/x86_64-linux-gnu/mpg123/output_alsa.so
Chosen output module: alsa</nil>

playlist in normal order:
msg0000.WAV

Note: Disabling all formats.
Note: output support for 8000 Hz, 1 channels: 0x53dd
Note: Want to enable format 8000/1 for encodings 0x53dd.
Note: output support for 8000 Hz, 2 channels: 0x53dd
Note: Want to enable format 8000/2 for encodings 0x53dd.
Note: output support for 11025 Hz, 1 channels: 0x53dd
Note: Want to enable format 11025/1 for encodings 0x53dd.
Note: output support for 11025 Hz, 2 channels: 0x53dd
Note: Want to enable format 11025/2 for encodings 0x53dd.
Note: output support for 12000 Hz, 1 channels: 0x53dd
Note: Want to enable format 12000/1 for encodings 0x53dd.
Note: output support for 12000 Hz, 2 channels: 0x53dd
Note: Want to enable format 12000/2 for encodings 0x53dd.
Note: output support for 16000 Hz, 1 channels: 0x53dd
Note: Want to enable format 16000/1 for encodings 0x53dd.
Note: output support for 16000 Hz, 2 channels: 0x53dd
Note: Want to enable format 16000/2 for encodings 0x53dd.
Note: output support for 22050 Hz, 1 channels: 0x53dd
Note: Want to enable format 22050/1 for encodings 0x53dd.
Note: output support for 22050 Hz, 2 channels: 0x53dd
Note: Want to enable format 22050/2 for encodings 0x53dd.
Note: output support for 24000 Hz, 1 channels: 0x53dd
Note: Want to enable format 24000/1 for encodings 0x53dd.
Note: output support for 24000 Hz, 2 channels: 0x53dd
Note: Want to enable format 24000/2 for encodings 0x53dd.
Note: output support for 32000 Hz, 1 channels: 0x53dd
Note: Want to enable format 32000/1 for encodings 0x53dd.
Note: output support for 32000 Hz, 2 channels: 0x53dd
Note: Want to enable format 32000/2 for encodings 0x53dd.
Note: output support for 44100 Hz, 1 channels: 0x53dd
Note: Want to enable format 44100/1 for encodings 0x53dd.
Note: output support for 44100 Hz, 2 channels: 0x53dd
Note: Want to enable format 44100/2 for encodings 0x53dd.
Note: output support for 48000 Hz, 1 channels: 0x53dd
Note: Want to enable format 48000/1 for encodings 0x53dd.
Note: output support for 48000 Hz, 2 channels: 0x53dd
Note: Want to enable format 48000/2 for encodings 0x53dd.

Audio driver: alsa
Audio device: (null)
Audio capabilities:
(matrix of [S]tereo or [M]ono support for sample format and rate in Hz)
| s16 | u16 | s32 | u32 | s24 | u24 | f32 | s8 | u8 | ulaw | alaw |
------|-------|-------|-------|-------|-------|-------|-------|-------|-------|-------|-------|
8000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
11025 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
12000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
16000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
22050 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
24000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
32000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
44100 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |
48000 | M/S | | M/S | | M/S | | M/S | | M/S | M/S | M/S |

Terminal control enabled, press 'h' for listing of keys and functions.

Playing MPEG stream 1 of 1: msg0000.WAV ...
Note: Junk at the beginning (0x52494646)
Note: Looks like a RIFF header.
Note: Skipped RIFF header!
Note: Junk at the beginning (0xd5e81b20)
Note: Illegal Audio-MPEG-Header 0x00000000 at offset 9416.
Note: Trying to resync...
Note: Hit end of (available) data during resync.

[0:01] Decoding of msg0000.WAV finished.

[Thomas Orgis]

Well, this is a RIFF WAVE file, not MPEG audio. Mpg123 can produce WAV files as output, but is not designed to play them.