sift算法的C源码（网上唯一原创版本,不基于opencv等）

46.002971 143.998148 100.999963 187.999577 46.002971 143.998148 72.000308 170.000737 225.999621 125.998497 104.000295 87.999123 203.996019 123.998021 85.998440 69.999715 219.998207 67.997874 136.003658 35.999886 269.999747 66.000074 173.999917 66.001783 283.999882 48.002323 184.001060 155.001944 227.999580 200.000020 100.999963 187.999577 38.001316 198.999356 51.000792 219.999787 201.999644 195.999841 38.000462 127.999803 193.999830 189.000539 33.001000 119.000595 229.998937 179.001119 73.999978 130.000655 171.001301 173.001105 21.999801 90.000625 171.001301 173.001105 21.999801 90.000625 244.998211 167.999707 93.002560 129.000631 244.998211 167.999707 93.002560 129.000631 186.998189 167.999414 41.998012 96.000959 166.000818 165.999251 23.999670 79.999571 231.999371 164.998295 85.998667 120.998371 231.999371 164.998295 85.998667 120.998371 251.999013 163.000045 100.998345 129.000421 153.000144 142.000420 33.000685 54.001500 160.998230 134.000400 40.999651 49.999460 255.999091 132.999510 103.500403 44.000420 146.999827 116.999513 38.001239 22.999337 248.000254 112.001870 129.001858 87.997988 177.000181 107.000120 74.000232 35.999934 248.999912 105.001552 134.999651 85.999133 169.000147 105.002838 67.998712 29.001496 223.001676 103.999144 116.000367 67.000829 205.999841 100.003058 103.998885 52.000999 253.998789 98.000804 143.000483 82.000590 223.999926 96.001616 120.998505 62.001080 203.999905 93.001251 106.999152 43.999250 203.999905 93.001251 106.999152 43.999250 143.000236 86.998049 101.999868 37.499627 219.998609 69.000428 135.998726 36.999024 267.000949 68.000813 170.000010 67.000023 258.999767 60.999691 170.000562 55.999307 258.999767 60.999691 170.000562 55.999307 225.998615 48.000157 155.001518 23.999441 130.999922 33.000124 151.000136 41.999904 267.499992 219.500400 83.999903 181.999944 274.499930 218.000129 83.999903 181.999944 285.000240 213.999941 73.999682 179.999882 186.499861 213.500112 100.999963 187.999577 17.500008 211.500819 158.999964 150.000223 39.499917 211.000031 72.000308 170.000737 238.500387 204.000293 64.499993 154.500099 197.500189 203.499987 26.999361 132.999457 194.501549 203.500517 32.000087 83.000257 139.000381 202.500286 73.999682 179.999882 199.499968 197.499998 36.500094 127.000013 300.001760 193.999844 118.498894 174.999915 234.000875 193.999990 67.500286 144.500516 298.000245 191.000099 118.500314 171.000210 33.499820 188.999833 73.999682 179.999882 87.998928 187.999003 73.999682 179.999882 130.999752 182.500031 134.500057 156.499994 245.500007 180.501105 86.499702 140.000379 233.499559 180.500608 76.000202 133.499978 252.501237 179.500458 92.001668 141.498366 170.499786 179.500005 26.999361 132.999457 227.999483 178.000045 73.000714 128.499991 249.499576 176.999310 90.999864 138.998337 87.999982 175.000053 73.999682 179.999882 9.999422 174.499995 172.499819 210.500421 190.497971 171.999789 167.001568 129.998426 182.500435 164.499683 64.499993 154.500099 203.500885 160.999031 61.000516 100.999978 104.999623 159.999181 39.000605 81.500055 207.000253 157.499851 65.999994 100.500125 173.000219 153.000120 38.001361 74.001299 164.499855 136.500016 42.000398 53.500013 199.999676 135.501400 75.000435 77.999397 24.500117 135.499354 64.499993 154.500099 199.499952 131.500804 76.999434 73.001209 164.499711 130.499575 25.500010 71.500033 249.000050 127.000530 119.500333 100.499841 311.500998 125.499489 164.001212 131.999145 228.500016 125.500225 51.999792 21.500221 122.500150 124.499871 218.000151 162.000409 177.499922 119.499530 38.001239 22.999337 209.501200 117.499557 95.000417 68.999630 257.500392 112.998195 133.499234 93.500274 227.499643 111.998591 113.500155 76.499496 227.499643 111.998591 113.500155 76.499496 233.000048 109.999923 119.000128 78.500504 263.000184 107.499617 143.000091 93.499951 232.499847 106.002109 121.998917 74.500240 180.999951 103.997751 80.500056 37.999839 180.999951 103.997751 80.500056 37.999839 216.499102 102.499521 111.499721 61.500181 154.999954 101.999093 57.999747 16.000129 180.999868 100.499812 81.999911 34.499629 162.499359 99.499743 68.500250 21.999613 159.499268 99.501678 63.999673 17.000443 234.000310 98.999241 128.999944 69.499657 153.001414 98.499934 57.500590 9.999696 153.001414 98.499934 57.500590 9.999696 234.500712 96.500212 131.999914 66.500005 195.500181 91.999834 101.999868 37.499627 195.000128 86.999747 104.999398 34.500130 176.999872 86.999381 176.499946 55.000274 84.000041 75.499975 122.999537 172.000198 186.500092 69.000222 111.999697 11.999916 251.499974 60.500035 164.499741 51.499829 238.500169 58.000252 157.499915 39.499998 241.500332 56.999987 159.500264 41.999991 237.499578 54.500143 200.999973 167.000205 309.499831 50.999769 85.998667 120.998371 132.999775 50.000060 36.500045 28.000540 207.000012 48.499977 141.999784 10.499913 207.000012 48.499977 141.999784 10.499913 306.498748 47.500102 206.000146 74.000111 224.999955 47.500230 155.001518 23.999441 221.000734 47.000414 151.998920 18.998865 298.500386 43.999081 203.999412 67.999793 303.500201 40.499962 232.500897 45.500635 253.000377 38.999659 179.999870 35.500195 226.002772 34.002475 212.499432 11.501520 244.500459 23.000657 261.499782 134.999664 124.500028 11.999065 151.000136 41.999904 131.499894 10.999978 134.500057 156.499994