Re: gridimage error,
Remko Scharroo <[email protected]>
| Newsgroups | gmane.comp.gis.gmt.user |
|---|---|
| Message-ID | <[email protected]> |
“Bigger” is very relative here. The image clearly is tiny (or low resolution). Anyway, Joaquim is right. It did not mean to say it was only saving 39% of the file, it meant that it managed to reduce the size of the image by 39% by using LZW compression. Remko On 14 Feb 2014, at 13:34, Joaquim Luis <[email protected]> wrote: > But there is no error message! Only a warning that the color quantization algorithm did not succeed in reducing the number of colors, which only imply that the PS file will be bigger. > > Joaquim > >> Dear All >> Greetings >> Here is the message error, i got it when trying to run gridimage command to >> grid file >> >> >> grdimage: Allocates memory and read intensity file >> grdimage: project grid files >> grdimage: GMT_grd_project: Output grid extrema [-5920/3685] exceed extrema >> of input grid [-4099/3685] >> grdimage: GMT_grd_project: Output grid extrema [-1.96816/1.77681] exceed >> extrema of input grid [-0.999987/0.99997] >> grdimage: Evaluate pixel colors >> PSL:C:\progs_cygw\GMTdev\gmt5\tags\5.1.0\src\pslib.c:4687: Too many colors >> to make colormap - using 24-bit direct color instead. >> PSL:C:\progs_cygw\GMTdev\gmt5\tags\5.1.0\src\pslib.c:4687: LZW compressed >> 60900 to 37119 bytes (39.0% savings) >> " >> >> I thought the cause of maths of grid file, but dont know how to fix it and >> also the complete process not completed, just 39.% saving. >> >> Any one Can give me more information's to fix it >> >> Kind regards >> ashraf >> >> To unsubscribe, send the message "signoff gmt-help" to [email protected] >> >> > > To unsubscribe, send the message "signoff gmt-help" to [email protected] To unsubscribe, send the message "signoff gmt-help" to [email protected]