[23] | 1 | #!/usr/bin/env python |
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| 2 | #****************************************************************************** |
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| 3 | # $Id: gdalident.py 18194 2009-12-06 20:07:45Z rouault $ |
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| 4 | # |
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| 5 | # Project: GDAL |
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| 6 | # Purpose: Application to identify files by format. |
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| 7 | # Author: Frank Warmerdam, warmerdam@pobox.com |
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| 8 | # |
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| 9 | #****************************************************************************** |
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| 10 | # Copyright (c) 2007, Frank Warmerdam <warmerdam@pobox.com> |
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| 11 | # |
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| 12 | # Permission is hereby granted, free of charge, to any person obtaining a |
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| 13 | # copy of this software and associated documentation files (the "Software"), |
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| 14 | # to deal in the Software without restriction, including without limitation |
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| 15 | # the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 16 | # and/or sell copies of the Software, and to permit persons to whom the |
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| 17 | # Software is furnished to do so, subject to the following conditions: |
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| 18 | # |
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| 19 | # The above copyright notice and this permission notice shall be included |
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| 20 | # in all copies or substantial portions of the Software. |
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| 21 | # |
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| 22 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 23 | # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 24 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 25 | # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 26 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 27 | # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 28 | # DEALINGS IN THE SOFTWARE. |
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| 29 | #****************************************************************************** |
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| 30 | # |
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| 31 | try: |
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| 32 | from osgeo import gdal |
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| 33 | except ImportError: |
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| 34 | import gdal |
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| 35 | |
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| 36 | import sys |
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| 37 | import stat |
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| 38 | import os |
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| 39 | import glob |
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| 40 | |
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| 41 | # ============================================================================= |
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| 42 | # Usage() |
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| 43 | # ============================================================================= |
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| 44 | def Usage(): |
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| 45 | print('Usage: gdalident.py [-r] file(s)') |
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| 46 | sys.exit(1) |
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| 47 | |
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| 48 | # ============================================================================= |
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| 49 | # ProcessTarget() |
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| 50 | # ============================================================================= |
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| 51 | |
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| 52 | def ProcessTarget( target, recursive, report_failure, filelist = None ): |
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| 53 | |
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| 54 | if filelist is not None: |
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| 55 | driver = gdal.IdentifyDriver( target, filelist ) |
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| 56 | else: |
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| 57 | driver = gdal.IdentifyDriver( target ) |
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| 58 | |
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| 59 | if driver is not None: |
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| 60 | print('%s: %s' % (target, driver.ShortName)) |
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| 61 | elif report_failure: |
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| 62 | print('%s: unrecognised' % target) |
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| 63 | |
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| 64 | if recursive and driver is None: |
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| 65 | try: |
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| 66 | mode = os.stat(target)[stat.ST_MODE] |
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| 67 | except: |
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| 68 | mode = 0 |
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| 69 | |
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| 70 | if stat.S_ISDIR(mode): |
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| 71 | subfilelist = os.listdir(target) |
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| 72 | for item in subfilelist: |
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| 73 | subtarget = os.path.join(target,item) |
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| 74 | ProcessTarget( subtarget, 1, report_failure, subfilelist ) |
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| 75 | |
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| 76 | # ============================================================================= |
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| 77 | # Mainline |
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| 78 | # ============================================================================= |
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| 79 | |
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| 80 | recursive = 0 |
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| 81 | report_failure = 0 |
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| 82 | files = [] |
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| 83 | |
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| 84 | gdal.AllRegister() |
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| 85 | argv = gdal.GeneralCmdLineProcessor( sys.argv ) |
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| 86 | if argv is None: |
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| 87 | sys.exit( 0 ) |
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| 88 | |
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| 89 | # Parse command line arguments. |
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| 90 | i = 1 |
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| 91 | while i < len(argv): |
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| 92 | arg = argv[i] |
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| 93 | |
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| 94 | if arg == '-r': |
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| 95 | recursive = 1 |
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| 96 | |
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| 97 | elif arg == '-f': |
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| 98 | report_failure = 1 |
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| 99 | |
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| 100 | else: |
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| 101 | # Expand any possible wildcards from command line arguments |
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| 102 | f = glob.glob( arg ) |
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| 103 | if len(f) == 0: |
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| 104 | print('File not found: "%s"' % ( str( arg ) )) |
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| 105 | files += f # append 1 or more files |
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| 106 | |
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| 107 | i = i + 1 |
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| 108 | |
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| 109 | if len(files) == 0: |
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| 110 | Usage() |
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| 111 | |
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| 112 | for file in files: |
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| 113 | ProcessTarget( file, recursive, report_failure ) |
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