[asterisk-dev] ODBC stored voicemail blob object format

[Kai Hoerner]

Hello Nir,

have you already tried replacing the format "WAV" with "wav49" in 
voicemail config? (or vice versa)


Regards,

Kaii


Nir Simionovich schrieb:
> Hi all,
>
>   I've developed a REST based API that is capable of fully integrating 
> with the ODBC storage and management
> engine for app_voicemail. However, I've reached somewhat of an impass 
> when trying to playback messages
> stored as BLOBs using a Flash Player.
>
>   In general, I gathered the the BLOB object stored in the database 
> isn't a full WAV file format, and actually is
> a RAW ADPCM file, which is playable from a standard media player. 
> However, the file in non-playable from
> an ADOBE based flash player - which requires a fully standard WAV file.
>
>   Questions that arise in this case are:
> 1. Is there a method to convert the stored BLOB to a valid WAV format?
> 2. Adding proper WAV support to Asterisk, is it feasible?
> 3. Is there an external method of converting from the RAW format to 
> proper WAV? (tried SOX with no success).
>
>   I'm not an audiophile, so I'm kind'a of at a loss here.
>
> Cheers,
>   Nir S
>
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