Thanks but doesn't work either
a = IOBuffer();
print(a, P.ps);
julia> run(pipeline(a, `gswin64c -q -dSAFER -dNOPAUSE -dBATCH -sDEVICE=bbox
-`))
ERROR: MethodError: `uvtype` has no method matching uvtype(::Base.
AbstractIOBuffer{Array{UInt8,1}})
in _jl_spawn at process.jl:253
domingo, 13 de Março de 2016 às 00:36:19 UTC, ele...@gmail.com escreveu:
>
> Can't test ATM, but argument one IOBuffer(ps_string) ?
>
> On Sunday, 13 March 2016 09:52:52 UTC+10, J Luis wrote:
>>
>> Hi,
>>
>> I need to reproduce a similar behavior of this on command line.
>>
>> cat barco.eps | gswin64c -q -dSAFER -dNOPAUSE -dBATCH -sDEVICE=bbox -
>> %%BoundingBox: 0 0 71 64
>> %%HiResBoundingBox: 0.000000 0.000000 70.865998 63.305998
>>
>> What it does is to send the contents of a PostScript file (ascii file)
>> through ghostscript and get the result printed on stdout
>>
>> Now, instead of a file I have in Julia the contents of that file as a
>> long string and wanted to feed it to ghostscript, first to do the
>> BoundingBox query and later on to convert the ps into a raster. So I tried
>>
>> run(pipeline(P.ps, `gswin64c -q -dSAFER -dNOPAUSE -dBATCH -sDEVICE=bbox
>> -`))
>> ERROR: open: no such file or directory (ENOENT)
>> in open at fs.jl:82
>>
>> I guess the reason lies on the *pipeline *manual mention when it says
>> that "Strings refer to filenames". So given that P.ps above is a string
>> it tries to open it as a file.
>> So my question is, how can I put the string inpipeline's first argument
>> and get the output in a Julia variable?
>>
>> Thanks
>>
>> Joaquim
>>
>
