[Ardour-Users] Importing huge wave fils

[Paul Davis]

4G is the limit for a WAV file.

If you want to go bigger, you need to use CAF (an apple format, but
supported by libsndfile and thus ardour) or RF64 ....

On Sat, Apr 18, 2020 at 6:38 PM DuWayne Holsbeck <drh at niptron.com> wrote:

> Good Day All
>
> I am having an issue that is confusing the heck out of me.
>
> I have a 32ch Midas mixer with the DN32-Live card which does 32Ch
> multitrac recording on 2 32G SD chips. Works great. I can also record
> a stero board mix to USB drive.
>
> The problem I am having is the multitrac recording is written to 8 4G
> wave files per SD chip. After stewing on it for a while I found that 4G
> is the file size limit on a VFat partition. Unfortunatley that is the
> file system KlarkTeknik decided to use. Silly MS people.
>
> I would love to find a way of gluing the Waves together then import the
> whole thing as 1 big wave file. I have tried Sox which thinks it is
> concactenate them together. The file is deffinetly 32G. But when I open
> it in Ardour or Audacity it only shows the first 11 minutes of the
> recording. I tried just going wave to wave. The RIFF header on the
> output wave file shows a length of 11min. That just happens to be the
> length of the wave files being imported. I also tried going from Wave
> to Raw to Wave thinking it might be a wave file limitation. I did find
> information that staed the 4G limit was because of the filesystem. The
> limit on NTFS is much larger.
>
> Any thoughts? I know its not directly Ardour related but I am try to
> import the tracks into Ardour.
>
> Cheers
> DuWayne
>
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