Questions on converting data, graphics, sound etc. from Mathematica into other file formats.

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7
votes
2answers
217 views

How does the speed of WriteString compare to other languages?

I'm doing something where the most sensible approach seems to be to open a file and write to it as I process data from some large tables. Old school. While testing the program, I remembered the low ...
4
votes
0answers
176 views

Problem importing individual frames from QuickTime file

I am having difficulties with a code I am trying to run. Essentially I want to Read in a large .mov video file (60000+frames). ...
2
votes
0answers
44 views

The value of PageWidth doesn't work for saving as HTML?

CellPrint@Cell["Test","Text",PageWidth->300,Background->Red] And I got this snippet of HTML code: ...
2
votes
1answer
149 views

Naming Excel Sheets automatically

After performing some calculations with excel sheets I end with a tridimensional matrix a to be export to a .xlsx format and a vector q that contains the name of all the sheets (so $Length[q] = Length[...
48
votes
1answer
1k views

Export Code to Pseudocode?

I'm writing a paper and all my code is in Mathematica. The snippets are mostly simple, and consist of loops, maps, variables, and conditionals. I'd like add it to my paper, however, not many academic ...
3
votes
1answer
208 views

Exporting large png results in completely black image

When trying to export an Image as PNG the resulting file is a completely black image. This happens only for certain images I have not been able to determine exactly ...
1
vote
1answer
130 views

How would I get the best quality plot into a TeX editor which includes the legends?

I have currently used "Save Selection As" after highlighting the graph and legend and then saved it as a PNG file, but the quality isn't brilliant. I am using TeXworks on Windows 7. The "Copy As LaTeX"...
0
votes
1answer
140 views

Export/Copy + Paste a plot from Mathematica Trial Version to TeX editor

I wish to get a view plots from Mathematica trial version into a TeX editor, but cannot seem to do it (unless I print the screen and crop the image which leads to bad quality). Is there a way in which ...
12
votes
1answer
2k views

Export data to Excel with adjusted column size

I'm trying to export some data with formats into Excel. It works ok, but the columns size get not properly adjusted. I don't want to use some complicated solution based on this example. In my tests, ...
5
votes
1answer
686 views

Export Plot from Table to $\LaTeX$ — conform with pgfplots

General purpose My intension is to use data created by Mathematica as in Export Plots to $\LaTeX$, $\LaTeX$ and Mathematica, or How to export multiple Barcharts from Mathematica to $\LaTeX$ but ...
3
votes
2answers
401 views

Change Header By Page

I would like to display the following header on of each page of an exported pdf specificTitle XXX XXX should be the ...
2
votes
1answer
235 views

Exported PDF copy-and-pastable

Is it possible to export pdf documents that allow the user to copy and paste the exported code/text? The following table demonstrates what is pasted after copying the example symbols from a pdf ...
6
votes
1answer
239 views

How to control format options of an exported animation?

My woes with Mathematica animations exported in SWF-format continue. The goal is to Export an animation in SWF-format, and also make it scalable, so that when I embed it into a slide set (produced by ...
2
votes
2answers
326 views

Manipulate, Import external table, save as CDF, mail presentation

For my work I do data analysis. Most of these analysis are done on big databases with milions of records. I would like to make a manipulate (or animate) using a external dataset and create a CDF ...
0
votes
2answers
123 views

Export all open notebooks and change font size

Is there a simple way to export all open notebooks to pdfs? Also, when I export notebooks the font looks too big / the margins are too big. Can I change these settings when exporting?
1
vote
1answer
578 views

Export data of a 3D histogram

I want to export the data of a three dimensional histogram in the format # x y z with a blank line between different lines, so that one can plot the ...
1
vote
1answer
318 views

Exporting SmoothHistogram plot data

My program produces a large data set, which is distributed by some unknown function. I've used SmoothHistogram to visualise it crudely as a probability distribution ...
3
votes
1answer
175 views

With limited memory, how can I export very long Print results into a PDF or a notebook file?

I have a script with a long loop and very long formatted outputs like the following example code: ...
2
votes
1answer
165 views

What is going wrong when I save an animation as a SWF-file?

The first I am trying to export animations from Mathematica to a file and then to LaTeX. Don't assume I know anything about what I'm doing. The following definitions defines the still image of a ...
2
votes
0answers
736 views

How to Export Data from Mathematica into Excel specific cell

for import,we can do like this Import["XXX.xlsx", {"Data",1,2,3}],Mathematica will get the cell {2,3} of the "sheet1" in "XXX.xlsx". But if we want to export data from Mathematica to one Excel ...
1
vote
1answer
287 views

Exporting a Table of Graphics into Individual Files [duplicate]

The command Table[Polt[Sin[k x],{x,1,10}],{k,1,30}] generates a list of graphics. I want to export each list item as an individual jpg file, named according to ...
11
votes
2answers
1k views

Why does this simple program leak memory?

I have a simple Mathematica program which writes some plots to image files for later conversion into a movie. Unfortunately, the program leaks so much memory that it quickly exhausts all 12G of RAM ...
0
votes
2answers
220 views

Outputting a film (in .avi, .mp4, etc. formats) where frames correspond to Graphics3D outputs

I'd like to make a exportable film (in some format like .avi or .mp4, something playable on most computers) where each frame is a Graphics3D output. For example, we might generate frames in the ...
0
votes
3answers
198 views
0
votes
1answer
196 views

Export vector images

I am having difficulties exporting vector graphics. Using Kardashev3's code provided here: ...
1
vote
4answers
226 views

Why FieldSeparators is printing a lot of quotation marks instead of just spaces?

In the following code "FieldSeparators"->" " prints a lot of quotation marks in the output file, instead of just spaces. What's wrong with it? ...
6
votes
1answer
399 views

My black text isn't black after exporting to PDF

Consider any standard plot, with true CMYK black text: ...
2
votes
2answers
1k views

Export complex number to excel or txt file

I'm doing some calculations on complex numbers in Mathematica. I can use Export to generate a file (*.CSV or *.dat, or anything else) of complex numbers. If I want to use excel, origin or Matlab to ...
12
votes
2answers
3k views

Speeding up Import and Export in CSV format

I am handling large numerical data in Mathematica. In smaller problems everything worked fine using Export and Import with the ...
7
votes
1answer
156 views

Problem with exporting nested Rows/Columns to HTML

I will show the problem on the following MWE: Export["test.html", Column[{ Row[{"test", "1"}] }], "HTML", "CSS" -> None] ...
-3
votes
1answer
137 views

Exporting combined data plots as a PDF file [closed]

I am trying to export a graph similar to the one attached as PDF. I am having troubles with the error bars and legends. Is there a simple example someone can share and demonstrate how to do this?
10
votes
2answers
1k views

Export to CSV is very slow - can performance be improved?

I have to provide data exports from Mathematica to CSV format and it is very slow compared to other formats as can be seen in the following table: JSON, 15 sec, 8.4 MB TXT, 23 sec, 5.6 MB XLSX, ...
12
votes
3answers
326 views

Wrong numerical value while exporting to a JSON string

The following code: ExportString[{"a" -> 2000000., "b" -> 0.000001}, "JSON"] Gives the results ...
1
vote
0answers
115 views

Problem in exporting a plot with background to pdf

Just wondering if someone could help me for this problem. I have utilised prolog to use a jpg image as the background of my plot in order to compare my results with ...
8
votes
1answer
585 views

How can I scale a plot in vector graphic or PDF form?

I am not at all a computer graphics expert, but it seems that portable document format (PDF) files have a "native size," even though they may (and usually do!) contain vector graphics that can be ...
2
votes
0answers
72 views

The “right” way to define a custom Encoding format?

I have implemented an Import|Export format for xz that behaves like gzip and other encoding formats: ...
1
vote
0answers
177 views

Exporting graphics to PDF results in destroyed fonts on Windows 8

Executing plot = Plot[x^2, {x, 0, 100}, PlotLabel -> "Plot"]; SetDirectory[NotebookDirectory[]]; Export["plot.pdf", plot, "PDF"]; results in Is this a bug? ...
2
votes
0answers
153 views

How do I incorporate metadata using Export?

I have Export["file.png",codeThatMakesAGraphicsObject[],"PNG"]; and want to embed some specific metadata information. Is there a simple way to do that? Note ...
3
votes
2answers
183 views

Cannot change ImageResolution after applying ImagePad

I want to export high-resolution images of a plot I'm making. The trouble is, the plot has a lot of extra white space around it which I get rid of via ImagePad (I ...
3
votes
0answers
327 views

Exported PDF figure looks different in Apple's Preview than in Adobe PDF Reader

I'm trying to export figures into pdf, and the results looks good in Preview, but very bad in Adobe pdf reader. I'm using Mathematica version 8 on Mac 10.8.5. The Preview version is 6.0.1 (765.6) and ...
1
vote
1answer
76 views

Exporting data which includes rule as number only and use lhs as label

I use listD1 = Table[FindRoot[(*my eqns depending on k*), {k, conc}] to get a list of solutions for the different values of ...
0
votes
2answers
323 views

how to export nested list

I have a ListPlot where I extract my data again using pts1 = Cases[(*I put my list plot here*), , x_Point :> First@x, Infinity]; which gives me the data as ...
2
votes
1answer
172 views

Why are the elements of plots separated in exported PDFs?

When I export a plot to a PDF with something like Export["test.pdf", Plot[Sin[x], {x, 0, 2 Pi}], "PDF"] I get a file in which the axes have been separated from ...
3
votes
1answer
226 views

Saving a text file with an unknown extension

I need to export a file with the extension .mac (short for macro in an external program), though it is essentially a text file (saving .mac in Microsoft notepad works fine). However if I try ...
4
votes
2answers
249 views

How do I export a text file with strings on different lines?

I would like to Export a text file, and use paragraph / ENTER commands to place different strings on different lines. Say we have three strings - str1, str2, and ...
1
vote
1answer
553 views

Export list as a .csv file, but not seeing the commas

My goal is to export a list of numbers into a file, with a comma between each value. Executing the following commands seems to produce a file with a new line between each entry. ...
1
vote
2answers
87 views

Export with different address

Is it possible to use the Export[] command and add another address other than the usual Home directory that is used?
5
votes
2answers
552 views

Add blank line before end of file with export

I have a list of points (e.g. {1.2,0.4}) which I export to a file using ...
4
votes
0answers
485 views

How can I create jpeg images of a given file size?

Cross-posted at Wolfram Community I would like to have a function makeJPG[megabytes_] that generates random jpg images of given file sizes with itf filesize (in megabytes) watermarked on the image ...
0
votes
0answers
152 views

The /. syntax in numerical methods [duplicate]

I have an analytical approximation method for solving an ODE and want to compare this to an NDSolve solution, but the syntax is confusing me. To get the solution from NDSolve, I define the ODE as eqn ...