Re: Re: dvd+rw tools wont burn my DVD-R(W) discs
>From: =?ISO-8859-1?Q?R=FCdiger_Greeb?= <cOzmIc.FI@gmx.net>
>I did some investigation and found out that the writing speed is set correctly but the drive does not report the correct write speed via MODE SENSE.
> SCSI sequence:
> -MODE SENSE (5A) / page code 2A -> write speed = 2822 or 1411)
> -GET PERFORMANCE (AC) -> returns 2704 and 1352 as possible speeds
> -SET STREAMING (B6) -> to either 2704 or 1352 works OK
> -2nd MODE SENSE (5A) -> returns again 2822 or 1411 which causes growisofs to abort
>The MODE SENSE command returns 2822 or 1411 kb/s, regardless of what has been set before.
>However the AC and B6 commands seem to work correctly as the DVD burns with the correct speed afterwards. You could comment out the exit() command below the error message (growisofs_mmc.cpp:1057 in v5.16) as a temporary workaround.
The drive is broken.
1) The mode sense values are wrong
2) the standard requires to round down.
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