http://fileformats.archiveteam.org/index.php?action=history&feed=atom&title=Fastgraph_Pixel_Run_Format Fastgraph Pixel Run Format - Revision history 2026-04-06T07:14:15Z Revision history for this page on the wiki MediaWiki 1.19.2 http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=50381&oldid=prev Sembiance: /* Software */ 2025-05-31T13:14:28Z <p>‎<span dir="auto"><span class="autocomment">Software</span></span></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 13:14, 31 May 2025</td> </tr><tr><td colspan="2" class="diff-lineno">Line 46:</td> <td colspan="2" class="diff-lineno">Line 46:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** {{CdTextfiles|simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP|v4.2}}</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** {{CdTextfiles|simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP|v4.2}}</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** {{CdTextfiles|swextrav1993/disk1/grprogs/improces.exe|improces.exe}} - Original version? (For reference; does not support PRF.)</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** {{CdTextfiles|swextrav1993/disk1/grprogs/improces.exe|improces.exe}} - Original version? (For reference; does not support PRF.)</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* {{Deark}}</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td></tr> </table> Sembiance http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=48010&oldid=prev Sembiance: /* Sample files */ 2024-02-16T19:34:18Z <p>‎<span dir="auto"><span class="autocomment">Sample files</span></span></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 19:34, 16 February 2024</td> </tr><tr><td colspan="2" class="diff-lineno">Line 48:</td> <td colspan="2" class="diff-lineno">Line 48:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* <del class="diffchange diffchange-inline">https://telparia.com/fileFormatSamples/</del>image/fastgraphPRF<del class="diffchange diffchange-inline">/</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* <ins class="diffchange diffchange-inline">{{DexvertSamples|</ins>image/fastgraphPRF<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgl105c.zip|fgl105c.zip}} → CORAL.*</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgl105c.zip|fgl105c.zip}} → CORAL.*</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgdemo10.zip|fgdemo10.zip}} → CASINO.PPR</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgdemo10.zip|fgdemo10.zip}} → CASINO.PPR</div></td></tr> </table> Sembiance http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=43511&oldid=prev Jsummers at 19:43, 1 November 2022 2022-11-01T19:43:08Z <p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 19:43, 1 November 2022</td> </tr><tr><td colspan="2" class="diff-lineno">Line 14:</td> <td colspan="2" class="diff-lineno">Line 14:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>PRF is mainly for programmers. The Fastgraph package does include some DOS utilities (SNAPSHOT.EXE, CLIP.EXE, etc.) that use it.</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>PRF is mainly for programmers. The Fastgraph package does include some DOS utilities (SNAPSHOT.EXE, CLIP.EXE, etc.) that use it.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">There might be multiple variants of </del>PRF, <del class="diffchange diffchange-inline">some </del>of <del class="diffchange diffchange-inline">which </del>are more portable <del class="diffchange diffchange-inline">than others</del>. <del class="diffchange diffchange-inline">(More research needed</del>.<del class="diffchange diffchange-inline">)</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">== Format details ==</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">The </ins>PRF <ins class="diffchange diffchange-inline">formats are [[raw bitmap]] formats</ins>, <ins class="diffchange diffchange-inline">albeit compressed. They generally require external information in order to decode them usefully. The entire file consists </ins>of <ins class="diffchange diffchange-inline">compressed image data. The rows </ins>are <ins class="diffchange diffchange-inline">ordered from bottom up.</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">It is possible for an encoder to make a file </ins>more portable <ins class="diffchange diffchange-inline">by stashing extra data in it, using run counts of 0</ins>.</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">'''Pixel Run Format''': 8 bits per pixel. The file consists of pairs of bytes. The first byte of a pair is the color value, and the second is the repeat count.</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">'''Packed Pixel Run Format''': 4 bits per pixel. The file consists of triplets of bytes. The first byte of three contains two color values, the second is the repeat count for one of the colors, and the third is the repeat count for the other color</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">Some PRF files begin </del>with (hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}. <del class="diffchange diffchange-inline">But others do not</del>.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">There's no good way to identify an SPR or PPR file based on its contents.</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">However, there is a profile of SPR, apparently associated with IMPROCES, which starts </ins>with <ins class="diffchange diffchange-inline">a 16-byte signature: </ins>(hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}.</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">There is also an identifiable profile of PPR used by [[Young Picasso]]</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Software ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Software ==</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 41:</td> <td colspan="2" class="diff-lineno">Line 52:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgdemo10.zip|fgdemo10.zip}} → CASINO.PPR</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fgdemo10.zip|fgdemo10.zip}} → CASINO.PPR</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fg_xmas.zip|fg_xmas.zip}} → XMAS.PPR</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* {{CdTextfiles|swextrav1993/disk1/grprogs/fg_xmas.zip|fg_xmas.zip}} → XMAS.PPR</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* {{CdTextfiles|simtel/simtel0595/DISC1/EDUCATIN/ADDALOTM.ZIP|ADDALOTM.ZIP}} → ADDALOTM.002 ([[LHA/LHarc self-extracting archive]]) → *.prf</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.fastgraph.com/ Fastgraph website]</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* [http://www.fastgraph.com/ Fastgraph website]</div></td></tr> </table> Jsummers http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=42416&oldid=prev Jsummers at 17:49, 7 April 2022 2022-04-07T17:49:48Z <p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 17:49, 7 April 2022</td> </tr><tr><td colspan="2" class="diff-lineno">Line 2:</td> <td colspan="2" class="diff-lineno">Line 2:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|formattype=electronic</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|formattype=electronic</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|subcat=Graphics</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|subcat=Graphics</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>|extensions={{ext|prf}}</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>|extensions=<ins class="diffchange diffchange-inline">{{ext|spr}}, {{ext|ppr}}, </ins>{{ext|prf}}</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|released=≤1991</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|released=≤1991</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 20:</td> <td colspan="2" class="diff-lineno">Line 20:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Software ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Software ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* <del class="diffchange diffchange-inline">IMPROCES (MS</del>-<del class="diffchange diffchange-inline">DOS software; distributed as shareware)</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* <ins class="diffchange diffchange-inline">Fastgraph/Light [1991</ins>-<ins class="diffchange diffchange-inline">05-31]: {{CdTextfiles|swextrav1993/disk1/grprogs/fgl10_a.zip|part 1}}, {{CdTextfiles|wextrav1993/disk1/grprogs/fgl10_b.zip|2}}, {{CdTextfiles|swextrav1993/disk1/grprogs/fgl10_c.zip|3}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>*<del class="diffchange diffchange-inline">* </del>[<del class="diffchange diffchange-inline">http</del>://<del class="diffchange diffchange-inline">cd</del>.<del class="diffchange diffchange-inline">textfiles.com</del>/swextrav1993/disk1/grprogs/<del class="diffchange diffchange-inline">improc20</del>.zip v2.0<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* <ins class="diffchange diffchange-inline">Fastgraph/Light </ins>[<ins class="diffchange diffchange-inline">1991-10-05]</ins>: <ins class="diffchange diffchange-inline">{{CdTextfiles|swextrav1993</ins>/<ins class="diffchange diffchange-inline">disk1/grprogs</ins>/<ins class="diffchange diffchange-inline">fgl105a</ins>.<ins class="diffchange diffchange-inline">zip|part 1}}, {{CdTextfiles|swextrav1993</ins>/<ins class="diffchange diffchange-inline">disk1/grprogs/fgl105b.zip|2}}, {{CdTextfiles|</ins>swextrav1993/disk1/grprogs/<ins class="diffchange diffchange-inline">fgl105c</ins>.zip<ins class="diffchange diffchange-inline">|3}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http:</del>//<del class="diffchange diffchange-inline">cd</del>.<del class="diffchange diffchange-inline">textfiles</del>.<del class="diffchange diffchange-inline">com/</del>swextrav1993/disk1/grprogs/improc21.zip v2.1<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">* IMPROCES (</ins>v2.0<ins class="diffchange diffchange-inline">+) - Image processing software for DOS that supports PRF</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>daytime/020a/improc22.zip v2.2<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|swextrav1993</ins>/<ins class="diffchange diffchange-inline">disk1</ins>/<ins class="diffchange diffchange-inline">grprogs/improc20</ins>.<ins class="diffchange diffchange-inline">zip|v2</ins>.<ins class="diffchange diffchange-inline">0}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>swextrav1993/disk1/grprogs/improc23.zip v2.3<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">** {{CdTextfiles|</ins>swextrav1993/disk1/grprogs/improc21.zip<ins class="diffchange diffchange-inline">|</ins>v2.1<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>swextrav1993/disk1/grprogs/improc24.zip v2.4<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>daytime/020a/improc22.zip<ins class="diffchange diffchange-inline">|</ins>v2.2<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>nightowl/nopv06/020A/IMPROC30.ZIP v3.0<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>swextrav1993/disk1/grprogs/improc23.zip<ins class="diffchange diffchange-inline">|</ins>v2.3<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com</del>/eagleeye/GRAF_APP/IMPROC31.ZIP v3.1<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>swextrav1993/disk1/grprogs/improc24.zip<ins class="diffchange diffchange-inline">|</ins>v2.4<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>simtel0692/MSDOS/GRAPHICS/IMPROC32.ZIP v3.2<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>nightowl/nopv06/020A/IMPROC30.ZIP<ins class="diffchange diffchange-inline">|</ins>v3.0<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>smsharew2/GRAPHICS/IMPROC40.ZIP v4.0<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>/eagleeye/GRAF_APP/IMPROC31.ZIP<ins class="diffchange diffchange-inline">|</ins>v3.1<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>somuch/smsharew3/GRAPHICS/IMPROC41.ZIP v4.1<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>simtel0692/MSDOS/GRAPHICS/IMPROC32.ZIP<ins class="diffchange diffchange-inline">|</ins>v3.2<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>** <del class="diffchange diffchange-inline">[http://cd.textfiles.com/</del>simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP v4.2<del class="diffchange diffchange-inline">]</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>smsharew2/GRAPHICS/IMPROC40.ZIP<ins class="diffchange diffchange-inline">|</ins>v4.0<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>somuch/smsharew3/GRAPHICS/IMPROC41.ZIP<ins class="diffchange diffchange-inline">|</ins>v4.1<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>** <ins class="diffchange diffchange-inline">{{CdTextfiles|</ins>simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP<ins class="diffchange diffchange-inline">|</ins>v4.2<ins class="diffchange diffchange-inline">}}</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">** {{CdTextfiles|swextrav1993/disk1/grprogs/improces.exe|improces.exe}} - Original version? (For reference; does not support PRF.)</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Sample files ==</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 40:</td> <td colspan="2" class="diff-lineno">Line 43:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>* [<del class="diffchange diffchange-inline">https</del>://www.fastgraph.com/ Fastgraph website]</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>* [<ins class="diffchange diffchange-inline">http</ins>://www.fastgraph.com/ Fastgraph website]</div></td></tr> </table> Jsummers http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=42415&oldid=prev Jsummers at 17:42, 7 April 2022 2022-04-07T17:42:42Z <p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 17:42, 7 April 2022</td> </tr><tr><td colspan="2" class="diff-lineno">Line 5:</td> <td colspan="2" class="diff-lineno">Line 5:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|released=≤1991</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>|released=≤1991</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>}}</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>'''<del class="diffchange diffchange-inline">PRF''' ('''</del>Pixel Run Format'''<del class="diffchange diffchange-inline">, or maybe </del>'''Pixel Run <del class="diffchange diffchange-inline">File</del>'''<del class="diffchange diffchange-inline">) is an obscure bitmap image format </del>associated with the ''Fastgraph'' graphics <del class="diffchange diffchange-inline">toolkit </del>from Ted Gruber Software. <del class="diffchange diffchange-inline">It is also supported by </del>the <del class="diffchange diffchange-inline">early-1990s-era </del>''<del class="diffchange diffchange-inline">IMPROCES</del>'' <del class="diffchange diffchange-inline">software by John Wagner</del>.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>'''<ins class="diffchange diffchange-inline">Fastgraph </ins>Pixel Run Format''' <ins class="diffchange diffchange-inline">and </ins>'''<ins class="diffchange diffchange-inline">Fastgraph Packed </ins>Pixel Run <ins class="diffchange diffchange-inline">Format</ins>''' <ins class="diffchange diffchange-inline">are raster graphics formats </ins>associated with the ''Fastgraph<ins class="diffchange diffchange-inline">'' and ''Fastgraph/Light</ins>'' graphics <ins class="diffchange diffchange-inline">toolkits </ins>from Ted Gruber Software. <ins class="diffchange diffchange-inline">In this article, we'll use </ins>the <ins class="diffchange diffchange-inline">abbreviation </ins>''<ins class="diffchange diffchange-inline">PRF</ins>'' <ins class="diffchange diffchange-inline">to refer to the formats</ins>.</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Discussion ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Discussion ==</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>The <del class="diffchange diffchange-inline">IMPROCES documentation says:</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>The <ins class="diffchange diffchange-inline">preferred filename extensions seem </ins>to <ins class="diffchange diffchange-inline">be '''</ins>.<ins class="diffchange diffchange-inline">SPR</ins>'<ins class="diffchange diffchange-inline">'' (probably </ins>for '<ins class="diffchange diffchange-inline">'Standard'' Pixel Run) and '''</ins>.<ins class="diffchange diffchange-inline">PPR''', though others are also used</ins>.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">&lt;blockquote&gt;The PRF format is really of use only </del>to <del class="diffchange diffchange-inline">programmers who use Fastgraph</del>. <del class="diffchange diffchange-inline">I don</del>'<del class="diffchange diffchange-inline">t recommend using PRF </del>for <del class="diffchange diffchange-inline">storing your images if you aren</del>'<del class="diffchange diffchange-inline">t going to use them in a Fastgraph program</del>. <del class="diffchange diffchange-inline">There is no palette information stored with the PRF file</del>.<del class="diffchange diffchange-inline">&lt;/blockquote&gt;</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">As if that weren't enough to discourage you from going anywhere near PRF</del>, <del class="diffchange diffchange-inline">it also says:</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">Though the product is named &quot;Fastgraph&quot;</ins>, <ins class="diffchange diffchange-inline">some filenames </ins>use <ins class="diffchange diffchange-inline">the string &quot;FASTGRAF&quot;</ins>.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">&lt;blockquote&gt;NOTE: Unregistered users of IMPROCES may not </del>use <del class="diffchange diffchange-inline">Pixel Run Format files created with IMPROCES in their programs, whether they are registered users of Fastgraph or not</del>.<del class="diffchange diffchange-inline">&lt;/blockquote&gt;</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">== Identification ==</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>PRF <ins class="diffchange diffchange-inline">is mainly for programmers. The Fastgraph package does include some DOS utilities </ins>(<ins class="diffchange diffchange-inline">SNAPSHOT.EXE, CLIP.EXE, etc.</ins>) <ins class="diffchange diffchange-inline">that use it</ins>.</div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>PRF <del class="diffchange diffchange-inline">files apparently begin with </del>(<del class="diffchange diffchange-inline">hex</del>) <del class="diffchange diffchange-inline">bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}</del>.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">== Sample files ==</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">There might be multiple variants of PRF, some of which are more portable than others</ins>. <ins class="diffchange diffchange-inline">(More research needed.)</ins></div></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div><del class="diffchange diffchange-inline">* https://telparia</del>.<del class="diffchange diffchange-inline">com/fileFormatSamples/image/fastgraphPRF/</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>−</td><td style="background: #ffa; color:black; font-size: smaller;"><div>== <del class="diffchange diffchange-inline">Links </del>==</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>== <ins class="diffchange diffchange-inline">Identification ==</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">Some PRF files begin with (hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}. But others do not.</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&#160;</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins class="diffchange diffchange-inline">== Software </ins>==</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* IMPROCES (MS-DOS software; distributed as shareware)</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* IMPROCES (MS-DOS software; distributed as shareware)</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc20.zip v2.0]</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc20.zip v2.0]</div></td></tr> <tr><td colspan="2" class="diff-lineno">Line 33:</td> <td colspan="2" class="diff-lineno">Line 32:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/somuch/smsharew3/GRAPHICS/IMPROC41.ZIP v4.1]</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/somuch/smsharew3/GRAPHICS/IMPROC41.ZIP v4.1]</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP v4.2]</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>** [http://cd.textfiles.com/simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP v4.2]</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">== Sample files ==</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* https://telparia.com/fileFormatSamples/image/fastgraphPRF/</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* {{CdTextfiles|swextrav1993/disk1/grprogs/fgl105c.zip|fgl105c.zip}} → CORAL.*</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* {{CdTextfiles|swextrav1993/disk1/grprogs/fgdemo10.zip|fgdemo10.zip}} → CASINO.PPR</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* {{CdTextfiles|swextrav1993/disk1/grprogs/fg_xmas.zip|fg_xmas.zip}} → XMAS.PPR</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">== Links ==</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* [https://www.fastgraph.com/ Fastgraph website]</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>* [https://www.fastgraph.com/ Fastgraph website]</div></td></tr> </table> Jsummers http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=42413&oldid=prev Jsummers: Jsummers moved page PRF (Fastgraph) to Fastgraph Pixel Run Format: No evidence found that Fastgraph uses the "PRF" abbreviation 2022-04-07T17:37:01Z <p>Jsummers moved page <a href="/wiki/PRF_(Fastgraph)" class="mw-redirect" title="PRF (Fastgraph)">PRF (Fastgraph)</a> to <a href="/wiki/Fastgraph_Pixel_Run_Format" title="Fastgraph Pixel Run Format">Fastgraph Pixel Run Format</a>: No evidence found that Fastgraph uses the &quot;PRF&quot; abbreviation</p> <table class='diff diff-contentalign-left'> <tr valign='top'> <td colspan='1' style="background-color: white; color:black;">← Older revision</td> <td colspan='1' style="background-color: white; color:black;">Revision as of 17:37, 7 April 2022</td> </tr></table> Jsummers http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=40737&oldid=prev Sembiance: Added sample files 2021-09-24T22:08:20Z <p>Added sample files</p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr valign='top'> <td colspan='2' style="background-color: white; color:black;">← Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 22:08, 24 September 2021</td> </tr><tr><td colspan="2" class="diff-lineno">Line 16:</td> <td colspan="2" class="diff-lineno">Line 16:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Identification ==</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>PRF files apparently begin with (hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}.</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>PRF files apparently begin with (hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}.</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">== Sample files ==</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><ins style="color: red; font-weight: bold; text-decoration: none;">* https://telparia.com/fileFormatSamples/image/fastgraphPRF/</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td><td class='diff-marker'>&#160;</td><td style="background: #eee; color:black; font-size: smaller;"><div>== Links ==</div></td></tr> </table> Sembiance http://fileformats.archiveteam.org/index.php?title=Fastgraph_Pixel_Run_Format&diff=27429&oldid=prev Jsummers: Created page with "{{FormatInfo |formattype=electronic |subcat=Graphics |extensions={{ext|prf}} |released=≤1991 }} '''PRF''' ('''Pixel Run Format''', or maybe '''Pixel Run File''') is an obscu..." 2017-03-23T16:19:32Z <p>Created page with &quot;{{FormatInfo |formattype=electronic |subcat=Graphics |extensions={{ext|prf}} |released=≤1991 }} &#039;&#039;&#039;PRF&#039;&#039;&#039; (&#039;&#039;&#039;Pixel Run Format&#039;&#039;&#039;, or maybe &#039;&#039;&#039;Pixel Run File&#039;&#039;&#039;) is an obscu...&quot;</p> <p><b>New page</b></p><div>{{FormatInfo<br /> |formattype=electronic<br /> |subcat=Graphics<br /> |extensions={{ext|prf}}<br /> |released=≤1991<br /> }}<br /> '''PRF''' ('''Pixel Run Format''', or maybe '''Pixel Run File''') is an obscure bitmap image format associated with the ''Fastgraph'' graphics toolkit from Ted Gruber Software. It is also supported by the early-1990s-era ''IMPROCES'' software by John Wagner.<br /> <br /> == Discussion ==<br /> The IMPROCES documentation says:<br /> &lt;blockquote&gt;The PRF format is really of use only to programmers who use Fastgraph. I don't recommend using PRF for storing your images if you aren't going to use them in a Fastgraph program. There is no palette information stored with the PRF file.&lt;/blockquote&gt;<br /> <br /> As if that weren't enough to discourage you from going anywhere near PRF, it also says:<br /> &lt;blockquote&gt;NOTE: Unregistered users of IMPROCES may not use Pixel Run Format files created with IMPROCES in their programs, whether they are registered users of Fastgraph or not.&lt;/blockquote&gt;<br /> <br /> == Identification ==<br /> PRF files apparently begin with (hex) bytes {{magic|46 00 41 00 53 00 54 00 47 00 52 00 41 00 46 00}}.<br /> <br /> == Links ==<br /> * IMPROCES (MS-DOS software; distributed as shareware)<br /> ** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc20.zip v2.0]<br /> ** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc21.zip v2.1]<br /> ** [http://cd.textfiles.com/daytime/020a/improc22.zip v2.2]<br /> ** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc23.zip v2.3]<br /> ** [http://cd.textfiles.com/swextrav1993/disk1/grprogs/improc24.zip v2.4]<br /> ** [http://cd.textfiles.com/nightowl/nopv06/020A/IMPROC30.ZIP v3.0]<br /> ** [http://cd.textfiles.com/eagleeye/GRAF_APP/IMPROC31.ZIP v3.1]<br /> ** [http://cd.textfiles.com/simtel0692/MSDOS/GRAPHICS/IMPROC32.ZIP v3.2]<br /> ** [http://cd.textfiles.com/smsharew2/GRAPHICS/IMPROC40.ZIP v4.0]<br /> ** [http://cd.textfiles.com/somuch/smsharew3/GRAPHICS/IMPROC41.ZIP v4.1]<br /> ** [http://cd.textfiles.com/simtel/simtel20/MSDOS/GRAPHICS/IMPROC42.ZIP v4.2]<br /> * [https://www.fastgraph.com/ Fastgraph website]</div> Jsummers