Re: [gdal-dev] Problems linking 1.10 with CURL support

2014-02-05 Thread Jeff McKenna
Hi Andy, For MS4W I currently build GDAL 1.10.1 against curl-7.34.0, with no issues. My CURL_DIR setting points to the curl root directly (not src as yours does). -jeff -- Jeff McKenna MapServer Consulting and Training Services http://www.gatewaygeomatics.com/ On 2/3/2014, 10:24 AM, Andy

Re: [gdal-dev] How Can I gdalwarp From One Image to a Larger Spatial Area While Leaving Missing Data Blank in the Destination?

2014-02-05 Thread Jukka Rahkonen
Peter Willis pwillis at aslenv.com writes: Hello, Sorry about the title but it's a bit of a bear finding answers if the headers don't show the actual topic. But I digress. My Issue: I have an input image that covers coordinates 0,0 to 450,350 UTM zone 13 North and the pixel size is 1

Re: [gdal-dev] Fast Pixel Access

2014-02-05 Thread David Baker (Geoscience)
Luke, Thank you for this suggestion. This too the access times from 15-20 seconds down to 1 to 3 seconds. The majority of the time seems to be spent on the initial read of the vrt as subsequent piped locations after the first are returned sub-second. For my current application, this should

Re: [gdal-dev] How Can I gdalwarp From One Image to a Larger Spatial Area While Leaving Missing Data Blank in the Destination?

2014-02-05 Thread Peter Willis
Hello, Thank you Jukka, that worked. I just shifted the coordinate of the origin to another location and everything worked. Peter -Original Message- From: gdal-dev-boun...@lists.osgeo.org [mailto:gdal-dev-boun...@lists.osgeo.org] On Behalf Of Jukka Rahkonen Sent: February-05-14 5:03 AM

[gdal-dev] [GDAL-dev] convert rgba alpha layer to rgb white

2014-02-05 Thread Pierre CARREAUD
Hi list, I’m trying to assembly some RGBA tiff in one with gdalbuildvrt and then to translate them to a RGB TIFF tiled file YCBCR jpeg compressed. No problem… But now, I would like to get a white color in the background instead of the black. The following commands work but I get nodata (and