Changes between Version 12 and Version 13 of img2rr
- Timestamp:
- Oct 16, 2010, 7:00:48 AM (14 years ago)
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img2rr
v12 v13 44 44 are redirected to the specified log file. By default 45 45 there is no log file and all messages are enabled. 46 --set-property key:value NOTE: separate key value by a colon.47 Deprecated, use --writer-prop instead.48 46 --tile-size Defines the tile size for the supported overview 49 47 handler. … … 91 89 * '''JPEG compression''' With ossim_tiff_box and ossim_tiff_nearest, you can create JPEG compressed overviews by setting "--compression-type JPEG". You can also specify the compression quality using the "--compression-quality" argument. Example: 92 90 {{{ 93 ossim-img2rr --compression-type JPEG --compression-quality 75 image.tif 91 ossim-img2rr --compression-type JPEG --compression-quality 90 image.tif 92 }}} 93 When using JPEG compression, null areas are replaced with black pixels (RGB 0,0,0). To retain the null pixels, you must create a mask file. Example: 94 {{{ 95 ossim-img2rr --compression-type JPEG --compression-quality 75 --create-mask image.tif 94 96 }}} 95 97 * '''JPEG 2000 compression''' With ossim_kakadu_nitf_j2k, users have the option to create JPEG 2000 compressed NITF files.