Hello, Moriz-san, Thanks for reply...
> 2017/09/14 午後11:34、Moritz Barsnick <barsn...@gmx.net>のメール:
>
> On Thu, Sep 14, 2017 at 19:32:24 +0900, 桃源老師 wrote:
>
>> [libcdio @ 0x7fdbb5001800] Could not open drive /dev/disk4.
>> /dev/disk4: Invalid argument
>
> Does
> $ cd-info /dev/disk4
> work? (cd-info is provided with libcdio.) Are you using the wrong
> device perhaps?
It doesn't. It returns the following error
$ cd-info /dev/disk4
cd-info version 0.94 x86_64-apple-darwin17.0.0
Copyright (c) 2003-2005, 2007-2008, 2011-2015 R. Bernstein
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
++ WARN: could not open input stream...
cd-info: Error in automatically selecting driver for input /dev/disk4.
My device selection might be ok. Since the following command shows me that the
device name of CD-ROM is /dev/disk4
$ drutil status
Vendor Product Rev
PIONEER BD-RW BDR-XD05 1.21
Type: CD-ROM Name: /dev/disk4
Sessions: 1 Tracks: 11
Overwritable: 00:00:00 blocks: 0 / 0.00MB / 0.00MiB
Space Free: 00:00:00 blocks: 0 / 0.00MB / 0.00MiB
Space Used: 38:25:28 blocks: 172903 / 354.11MB / 337.70MiB
Writability:
Do you find out anything wrong in above?
>
>> Can’t I use cdparanoia with ffmpeg on macOS?
>
> If libcdio and its tools work on macOS, I don't see why ffmpeg
> shouldn't be able to use it as well.
I have just posted a question about support OS of libcdio to libcdio-help
mailing list. But currently it isn't delivered to list member yet.
Best Regards,
// Miya aka. TougenRoushi
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