1 00:00:00,000 --> 00:00:00,760 2 00:00:00,760 --> 00:00:12,286 >> [Daqq tal-mużika] 3 00:00:12,286 --> 00:00:13,280 >> ROB BOWDEN: Hi. 4 00:00:13,280 --> 00:00:16,340 Jien Rob, u ejja ssib min għamlu dan. 5 00:00:16,340 --> 00:00:20,070 Allura, tibda bl-template li copy.c diġà tagħtina, naraw li 6 00:00:20,070 --> 00:00:22,380 maġġoranza tal-kodiċi li qed jiġri ikunu l-istess. 7 00:00:22,380 --> 00:00:25,110 Aħna ser jivverifika sabiex ikun żgur hemm xi infile u outfile 8 00:00:25,110 --> 00:00:29,610 speċifikata fil-kmand tal-linja, aħna qed ser tiftaħ il infile għall-qari, 9 00:00:29,610 --> 00:00:33,490 aħna qed tmur biex tiftaħ il-outfile għal miktub, u finalment, aħna qed tmur biex 10 00:00:33,490 --> 00:00:38,780 jinqraw headers l infile, l tikkontrolla biex kun ċert li huwa Bitmap valida, write 11 00:00:38,780 --> 00:00:43,210 l headers għall-outfile, hekk kif copy.c għamlet, u aħna qed tmur biex 12 00:00:43,210 --> 00:00:46,080 jtenni fuq il infile scan linji pixels. 13 00:00:46,080 --> 00:00:49,170 >> U issa naraw l-uniku bidla f'dan il-fajl. 14 00:00:49,170 --> 00:00:53,680 Allura, naqraw fil-triplu mill-infile bħala copy.c ma, imma minflok 15 00:00:53,680 --> 00:00:57,240 immedjatament bil-miktub l-triplu tal- outfile, aħna qed tmur biex jibdlu l- 16 00:00:57,240 --> 00:00:58,190 data tal-pixel. 17 00:00:58,190 --> 00:01:02,010 Allura aħna qed tmur biex jistabbilixxu d-data blu biex biss 0, aħna qed tmur biex jistabbilixxu l-aħdar 18 00:01:02,010 --> 00:01:06,150 għal 0, jħallu lilna biss bl-aħmar, u allura aħna qed tmur biex jiktbu dak li 19 00:01:06,150 --> 00:01:07,200 l outfile. 20 00:01:07,200 --> 00:01:11,830 U allura l-ikkuttunar se tkun eżattament l-istess kif kienet fil copy.c. 21 00:01:11,830 --> 00:01:14,150 Fl-aħħarnett, tagħlaq il-fajls, jirritornaw 0. 22 00:01:14,150 --> 00:01:16,070 >> Allura, ejja naraw x'jiġri. 23 00:01:16,070 --> 00:01:24,280 Ejja jagħmlu whodunit,. / Whodunit, clue.bmp, u tikri jiżvelaw li Bitmap. 24 00:01:24,280 --> 00:01:25,530 Ejja nħarsu lejn il-file. 25 00:01:25,530 --> 00:01:27,900 26 00:01:27,900 --> 00:01:30,360 U naraw Milo Banana Dun dan. 27 00:01:30,360 --> 00:01:31,920 Jisimni Rob, u dan kien whodunit. 28 00:01:31,920 --> 00:01:37,451 >> [Daqq tal-mużika]