Raster conversion between raster formats. Do NOT use for raster to vector conversion (and vice versa) - for that use vectorizing (and rasterizing)

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43 views

QGIS 2.12.3-Lyon is unable open georefernced raster .png .tab files and says .tab is not a valid or recognized data source

I`m trying to Add Vector Layer-> Open Mapinfo File It's ok with map because it opened perfectly in Mapinfo application. What is the problem and how to fix it? I need georeferenced raster in qgis.
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1answer
30 views

Matching raster regional extent with vector region in GRASS?

In Grass GIS, I am able to import bathymetry .tif raster data however the region coordinates are not in lat/lon formar and therefore, do not overlay with my vector points which are in lat/lon format. ...
2
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1answer
56 views

extract raster names by points

I use ArcGIS 10.2.2 and I have a problem with some frames extracted from a video. I have the frames (more then 1000) georeferend and I have a track file with the corresponding points. I wrote down ...
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1answer
21 views

How to convert .tif to .pix or .gpr or open a .tif file in Focus

I was wondering if anyone knows how to convert a raster .tif file into some thing that PCI Geomatica (Focus) can use, such as a .pix or .gpr file? I have tried to run it through FME, but I cannot ...
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1answer
24 views

Change raster projection in R

I'm trying to change raster projection using R and its raster library. The input raster projection is Lambert Azimuthal; this one and other params can be seen here: ...
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1answer
31 views

GRASS 7.0.0beta3 / statistics change after TIF import?

I'm new to this forum, and pretty much a beginner with GRASS (7.0.0beta3 installed atm). So my question is the following: Statistics (mean, min, max) change quite a lot after importing a .TIF grid ...
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1answer
147 views

ArcGIS Raster to Polygon conversion not always outputting Class Names?

I'm having issues converting a cropland data layer using the conversion tools>>raster to polygon tool. I try to convert the data and select the field "class names" to assign values to the polygons in ...
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1answer
46 views

How do you distribute values evenly within zones when converting polygon to raster?

I'm trying to convert a (traffic analysis zone) TAZ polygon to raster so that the population values are evenly distributed within each zone. So far, when converting the TAZ polygon, the same ...
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0answers
68 views

QGIS RGB image to HSL (Hue Saturation Luminance)

is it possible using QGIS (2.10) on windows to convert an RGB image file to HSL (Hue Saturation Luminance) format. I've seen various formulas for this written in Java however they only seem to be for ...
2
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0answers
223 views

ImportError: No module named gdal qgis2.8.1

i am using QGIS 2.8.1 (32 bit) in windows 7). I imported two DEMs and trying to merge (QGIS>Raster>Miscellaneous>Merge)them. Unfortunately it gives me import error as below. Traceback (most recent ...
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0answers
266 views

What is the best method to convert MRSID files to other formats in ArcMap 10.1?

I have some large MRSID files of counties in TN. They are 3 banded, about 4 - 7 GB, and 3rd generation. I've been in the process of converting them to 3 banded TIFF files using Export Raster Data. I ...
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0answers
126 views

List of vector to one raster in PostGIS

Hi PostGIS developers! I need to rasterize a part of OSM map by coordinates. I found rather good algorithm, but can’t finish it. I have problems in STEP 3. I described all algorithm here – may be ...
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0answers
82 views

Choosing the map scale (1:nnn) for the given raster dimension

Starting points: let define the raster image size, say: 1800x900 pixels I want draw my own raster image map - by drawing polygons e.g. like "draw line from pixel with coordinates x100y100 to pixel ...
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0answers
437 views

How to open a raw binary raster in QGIS or R

I have a raw binary raster without a file ending, and no header file. I would like to open this in either QGIS or R and then convert to geotiff, but opening it seems to be a challenge. Here is a ...
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0answers
120 views

How do I present labels in raster format in ArcMap 9.3?

I'm creating a raster map of a large city in ArcMap 9.3 which will be used in a third party software. My problem is that I need to find a way to include labels of street names in my output. I have a ...
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0answers
18 views

Exporting photo from geodatabase

I have a lot of photos in the geodatabase, I want to export the photos to a file. How do I export the photos from geodatabse? What tools are used?
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0answers
66 views

Converting raster to TIN in ArcMap 10.1 is causing crashes?

I have several tiles (~200) of Lidar 1m resolution data from Geomatics group and need to convert it to TIN format (currently in .asc) to develop a flood model. Is there a quicker way of doing this ...
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0answers
115 views

Converting *.adf files to *.xyz for XPSWMM?

i am trying to convert adf files to xyz files in order to import them to XPSWMM. i also need the elevation values. however, when i use QGIS to translate the raster files (adf files) to xyz these ...
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0answers
170 views

Batch Convert GRID to TIFF with colormap and RGB

There are lots of questions on here regarding raster conversion, but I can't find anything specific to my needs (involving output as RGB and using a Colormap). I have a folder full of ESRI GRID ...
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0answers
38 views

Modify a Python script to one that uses RasterDomain_3d fuctionality - and writes resulting shapefiles it to one

As I am not very experienced with Python I need your help. I managed to modify a Script (that has been posted here Get boundary of raster image as polygon in ArcGIS Desktop? by ...
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17 views

Can I create rasters from points with values based on a related table?

I have weed mapping (points) and weed monitoring (tabular related table) data in a file geodatabase. I would like to convert the points to raster based on the weed cover values in the weed monitoring ...
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156 views

Making grayscale map from multiple band satellite image in ArcGIS for Desktop?

I have satellite multiple band map, I needs to make grayscale map,what should i do? what is the steps? which band and format of input are to be used in this? How to make attribute table of this? In ...
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0answers
167 views

Error issues when using Cut Fill operation in ArcGis 10.2

I wonder if someone is able to assist with an issue I have about a series of errors I get when using the cut/fill tool in spatial analyst, ArcGis 10.2? Someone posted a question sometime last year ...
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21 views

Extra Column after Using Polyline to Raster

Does anyone know why there is an extra column in the resulting raster file (Raster2) after using the tool Polyline to Raster in ArcMap 10.2? I had imported the cell size and set the extent to be the ...
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0answers
219 views

Big data rastering using ArcGIS Platform?

I have the daunting task doing raster analysis on a record set that runs into quite a few millions, and worse still is that the data is in Hive. So far I have managed to use record set of 2 million ...
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36 views

How to “INSERT” geotiff raster into postgresql/postgis table using psycopg2

Can someone walk me through how to insert a raster into a prebuilt postgresql table? The table has the postgis extension and I've been able to manually insert a geotiff using raster2pgsql, but I would ...
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47 views

Converting GeoTIFF to Idrisi raster (RST) in QGIS?

I need to convert a GeoTIFF file to Idrisi raster (RST) in QGIS. I've tried the following: Raster->Conversion->Translate It does not work and I do not know what to do? Annex GTIFF
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47 views

Convert raster cells to vector (polygon) grid?

I would like to convert a raster (representing a study area) to a polygon layer with features representing individual raster cells. The raster layer contains roughly 30 million cells @150x150m. I ...
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33 views

NDVI Raster to Polygon - What's the deal with the color ramp?

So I'm following this tutorial. At the end, the color ramp is strange. See 7:48 for the content table, and it seems the ramp resets every ten numbers. I'm wondering if I should be re-applying the ...
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31 views

Convert .adf file to grayscale heightmap

I have downloaded a zipped folder containing multiple .adf files with elevation data from http://viewer.nationalmap.gov/. I want to create a 16 bit grayscale heightmap (tif) from the downloaded files ...
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34 views

why ENVI displays colormap classified image as a RGB image

I want to do accuracy assessment in ENVI. My ground through image has 19 classes (Unsigned 16bit) when I opened it ERDAS and ARCGIS. But when I opened it in ENVI, ENVI displays these image as a RGB ...
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32 views

Jpeg image overlay embedded in KMZ to GeoTIFF

Is there a tool to convert a Jpeg image embedded into a KMZ file to a GeoTIFF file, using KMZ info for position, scale and rotation?
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27 views

Spliting Raster Ortho to 8-bit Tiles

I'm trying to split a large orthophoto to smaller tiles in order to use them as textures on DEM tiles the same size in CityEngine. I've been using the Split Raster tool in ArcGIS to try and output ...
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120 views

Converting SQLite db file into .kmz?

How to convert SQLite db (map data) into .kmz format. I am unable to connect already downloaded sqlite db file to Global Mapper application. I have downloaded these files on my android mobile.
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28 views

Raster to point: 10 rows in the attribute table per 1 point

I have just made Raster to Point operation. In the output, if I select a point on the map, in the attribute table appear I have just selected 10 rows. How is it possible? Where, in the Raster to Point ...
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75 views

PostGis - ST_AsRaster returning raster smaller than reference raster

I am trying to convert a point geometry to a raster using a reference raster: SELECT ST_AsRaster(my_points, ref_raster) FROM my_table This works fine except it is only returning a subset of the ...
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65 views

GDAL conversion to Terragen outputs file full of zeros?

I recently learned some gdal command line syntax in my attempt to convert some geotiff files to the Terragen format. During my first attempt I noticed a message about nodata values: gdalwarp -of ...
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270 views

Convert tif raster format to jpg format

Continusly to Convert jpg raster format to tif format, i try to convert tif file to jpg: import arcpy, os , glob outworkspace = r"C:\Project\out\OtherFormat" listOfFiles = glob.glob( ...
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29 views

Aligning to DEM after TIFF conversion to GRID?

I can convert a TIFF (NASS Cropscape) by using Create Raster in my .gdb or Export to other Format. However, all efforts to align the extent to an existing DEM have escaped me! I have tried Snap ...
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86 views

What's the best way to convert points to raster and back again?

To convert raster grids to vector points In QGIS there we have different possibilities (grass tool "to.vect"; saga tools "grid values to points"). My problem is a little bit complicated. In the ...
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49 views

RasterToPolygon tool is looking inside the output location and not reading the fields

I am trying to convert IMG classified rasters to polygons. I created a code using the Raster to Polygon tool and it worked for 8 of the 50 files; for the rest, I get errors 010157 (Unable to open ...
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37 views

Interpolating points to surface not working

I am trying to create a surface from points using IDW interpolation. Have tried both 3D analyst and Spatial Analyst tool with my selected xyz data sheet. It appears to process and I don't get an error ...
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84 views

Long Time for conversion raster file to vector in QGIS

I'm a new user of QGIS, and I'm tring to convert a .tif file in a vector. To do that I have used the "Raster conversion" option, but it's taking long time. I'm waiting for the conversion since 20 ...
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129 views

select by attributes in modelbuilder while using iterate?

I have crated a model that iterates GPX-files from a folder and works through it and gives me a raster as output with pixel values after how many tracks passes through each pixel. This works the way ...
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101 views

Loop - convert layer to raster coming up blank

I am looping through files, selecting out building footprints one by one and converting the selected building footprint to a raster. The script worked fine for about 2 hours this morning then stopped ...