25 Feb
2022
25 Feb
'22
11:11 a.m.
Message posté par : nico-29
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Les 2 raster de départ sont des GeoTiff.
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Code :
gdalinfo raster_carte.tif
Driver: GTiff/GeoTIFF
Files: raster_carte.tif
Size is 13819, 9922
Coordinate System is:
PROJCS["unnamed",
GEOGCS["WGS 84",
DATUM["WGS_1984",
SPHEROID["WGS 84",6378137,298.257223563,
AUTHORITY["EPSG","7030"]],
AUTHORITY["EPSG","6326"]],
PRIMEM["Greenwich",0],
UNIT["degree",0.0174532925199433],
AUTHORITY["EPSG","4326"]],
PROJECTION["Mercator_1SP"],
PARAMETER["central_meridian",0],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",0],
PARAMETER["false_northing",0],
UNIT["metre",1,
AUTHORITY["EPSG","9001"]],
AUTHORITY["EPSG","3395"]]
Origin = (-588366.981447381083854,6139031.895817051641643)
Pixel Size = (6.253350730160000,-6.253350730160000)
Metadata:
AREA_OR_POINT=Area
TIFFTAG_COPYRIGHT=XXXXX
TIFFTAG_RESOLUTIONUNIT=2 (pixels/inch)
TIFFTAG_XRESOLUTION=300
TIFFTAG_YRESOLUTION=300
Image Structure Metadata:
COMPRESSION=PACKBITS
INTERLEAVE=BAND
Corner Coordinates:
Upper Left ( -588366.981, 6139031.896) ( 5d17' 7.41"W, 48d23' 2.72"N)
Lower Left ( -588366.981, 6076986.150) ( 5d17' 7.41"W, 48d 0'41.26"N)
Upper Right ( -501951.928, 6139031.896) ( 4d30'32.80"W, 48d23' 2.72"N)
Lower Right ( -501951.928, 6076986.150) ( 4d30'32.80"W, 48d 0'41.26"N)
Center ( -545159.455, 6108009.023) ( 4d53'50.10"W, 48d11'53.22"N)
Band 1 Block=13819x128 Type=Byte, ColorInterp=Palette
Color Table (RGB with 256 entries)
0: 255,255,255,255
1: 242,248,253,255
...
255: 255,0,0,255
-----------------
-----------------
Code :
gdalinfo raster_chenal.tif
Driver:
GTiff/GeoTIFF
Files: raster_chenal.tif
Size is 28365, 20382
Coordinate System is:
LOCAL_CS["WGS 84 / World Mercator",
GEOGCS["WGS 84",
DATUM["unknown",
SPHEROID["unretrievable - using WGS84",6378137,298.257223563]],
PRIMEM["Greenwich",0],
UNIT["degree",0.0174532925199433]],
AUTHORITY["EPSG","3395"],
UNIT["metre",1,
AUTHORITY["EPSG","9001"]]]
Origin = (-590731.593769815750420,6138305.447809762321413)
Pixel Size = (3.126674354844256,-3.126674354844256)
Metadata:
AREA_OR_POINT=Area
TIFFTAG_DATETIME=2022:02:23 11:25:58
TIFFTAG_RESOLUTIONUNIT=2 (pixels/inch)
TIFFTAG_SOFTWARE=CARIS++, v4.2.0
TIFFTAG_XRESOLUTION=600
TIFFTAG_YRESOLUTION=600
Image Structure Metadata:
COMPRESSION=DEFLATE
INTERLEAVE=BAND
Corner Coordinates:
Upper Left ( -590731.594, 6138305.448)
Lower Left ( -590731.594, 6074577.571)
Upper Right ( -502043.476, 6138305.448)
Lower Right ( -502043.476, 6074577.571)
Center ( -546387.535, 6106441.509)
Band 1 Block=28365x1 Type=Float32, ColorInterp=Red
NoData Value=-9999
-----------------
Nico
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Le message est situé https://georezo.net/forum/viewtopic.php?pid=350560#p350560
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