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A cloud optimized GeoTIFF (COG) is a regular GeoTIFF file, aimed at being hosted on a HTTP file server, whose internal organization is friendly for consumption by clients issuing a HTTP GET range request.
2
votes
1
answer
275
views
Generate jpeg-YCbCr tiles in GeoTIFF file with JFIF format instead pure JPEG format
Currently, my app creates GeoTIFF tiled files using following options:
PROFILE=GeoTIFF
TILED=YES
BLOCKXSIZE=xxx
BLOCKYSIZE=xxx
COMPRESS=JPEG
PHOTOMETRIC=YCBCR
JPEG_QUALITY=xx
However, some apps that …
1
vote
Generate jpeg-YCbCr tiles in GeoTIFF file with JFIF format instead pure JPEG format
Gdal library code forces not writing JFIF-APP0 marks on any JPEG tiled image.
In gdal/frmts/gtiff/libtiff/tif_jpeg.c (line 1972), changing
sp->cinfo.c.write_JFIF_header = FALSE
by
sp->cinfo.c.write_ …