[FFmpeg-devel] Cyrillic devices name support in libavdevice/dshow

[Roger Pack]

Perhaps somebody could give me a registry .reg file that has some
Cyrillic characters in a name so I can attempt to repro the problem?

On 12/16/15, Ivan Uskov <ivan.uskov at nablet.com> wrote:
> Hello All,
>
> Wednesday, December 16, 2015, 11:36:17 PM, you wrote:
>
> IU> Hello Derek,
>
> IU> Wednesday, December 16, 2015, 8:24:33 PM, you wrote:
>
> DB>> On 12/16/2015 4:29 PM, Roger Pack wrote:
>>>> Still mulling over why this would be needed...hm....
>
> DB>> It makes sense that CP_OEMCP is needed for device names, in my mind,
> DB>> after reading https://support.microsoft.com/en-us/kb/108450 - however,
> DB>> I don't think changing the generic functions in cmdutils.c is correct
> DB>> here.
> IU> The actual implementation of these functions for Windows platform looks
> buggy.
> IU> Are  will work right only for ASCII characters subset.
> IU> It is hard to imagine what the reason was to use CP_UTF8 in
> windows-related code.
> IU> Windows   never  use UTF8 in command line and in other places here only
> 8 bit
> IU> OEM  code  pages  or 16 bit unicode are possible.
> IU> So using CP_OEMCP looks much more appropriate and correct.
>
> IU> But  suggested patch looks incomplete, it is quite strange when
> dup_wchar_to_utf8()
> IU> function   internally  performs   an   action  which  does not match
> with the
> IU> function name. :-)
> IU> So dup_wchar_to_utf8() should be also renamed to dup_wchar_to_oem() for
> example.
> After some more deep thinking I should to take all my words back. :-)
> Using OEMCP in suggested patch will break uncode files processing. So it is
> necessary to
> resolve the issue  from  an opposite  end: it is necessary to convert device
> name to
> UTF8 and do no touch existing functions.
>
>
>
> --
> Best regards,
>  Ivan                            mailto:ivan.uskov at nablet.com
>
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