1|ILM.Irfan
Unit-03||Grade-11
learnbyself.com
gy;Y}lfg; gad;ghL ,yf;fKiw tiuGfs;(Digital graphics) fzpdp tiutpay; nkd;nghUisg; gad;gLj;jp cUthf;fg;gLfpd;w glk; my;yJ cUtkhdJ ,yf;fKiw tiuGfs; vdg;gLk;. ,yf;fKiw tiugpd; gpujhd $Wfs;:
gl%yk; (Pixel) ahNjDk; tu;zj;ijAila kpfr; rpwpa Gs;spNa gl%yk; MFk;. ,yf;fKiw tiuG xd;W gy;yhapuf;fzf;fhd gl%yq;fisf; nfhz;L cUthf;fg;gl;bUf;Fk;. ,g;gl%yq;fs; epiu kw;Wk; epuypd; mbg;gilapy; xd;Wf;nfhd;W kpf neUf;fkhf xOq;FgLj;Jtjd; %yk; tiughdJ cUthf;fg;gLk;. gl%yq;fspd; $l;L gpl;glk;(bitmap) vdTk; miof;fg;gLk;. gl%yk; xd;wpd; tu;zk; kw;Wk; gpl; msT 1bit ,dhy; tif Fwpf;fg;gLk; tu;zj;jpd; msT ,uz;L(0> 1) MFk; 2bits ,dhy; tif Fwpf;fg;gLk; tu;zj;jpd; msT ehd;F(00> 01> 10> 11) MFk;. Tiugpy; gpuNahfpf;fg;gLk; tu;zkhdJ gl%yk; xd;wpy; cs;s gpl; msthy; tiuaWf;fg;gLk;. fspd; vz;zpf;ifapdhy; milahsk; fhzg;gLk;. ,J gpd;tUkhWk; fzpf;fg;gLk; = 2bpp
cs;s bits
cjhuzk;: xU ghl%yk; 8bits fisf; nfhz;Ls;sJ vdpy; mJ 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 mjpy; cs;s glq;fspd; vz;zpf;if 256 epwq;fshFk;. 1 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 2 2 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 4 3 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 8 10 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 1024 16 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 65536 24 bpp apy; cs;s tu;zq;fspd; vz;zpf;if 16777216
gpupjpwd;(Resolution) ,yf;fKiw tiugpd; ngsjPf gupkhzj;jpid mstpLk; myfhf gl%yk; gad;gLj;jg;gLfpd;wJ. Mjd; ngsjPf gupkhzkhdJ gbk gpupjpwd;(image resolution) vd miof;fg;gLk;. cjhuzkhf: xU glk; 250 gl%y mfyk; kw;Wk; 175 gl%y ePsj;ijAk; nfhz;Ls;sJ vdf; nfhz;lhy; ,jd; gbk gbjpwd; 250 X 175 gl%yk; my;yJ 45>500 gl%yk; MFk;. xU ,yf;fKiwg; glj;jpd; jukhdJ xU mq;Fy mstpy; cs;s gl%yk;(pixel per inch- ppi) my;yJ xU mq;Fy mstpYs;s Gs;spfspd; vz;zpf;ifapdhy(Dots per inch - dpi); Fwpf;fg;gLk;.
tu;zq;fs; xt;nthU gl%yKk; xt;nthU tu;zj;ijf; Fwpf;Fk;. tu;z khjpupaq;fisg;(Colour Models) gad;gLj;jp xU ,yf;f Kiw tiuGfs; cUthf;fg;gLfpd;wd.
tu;z khjpupaq;fspd; tiffs;. 1. RGB tu;z khjpupak; (RGB Model): ,jpy; %y tu;zq;fshd rptg;G(RED), gr;ir(Green), ePyk;(Blue) vd;gd gad;gLj;jg;gLk;. ,J njhiyf;fhl;rp kw;Wk; fzpdpj; jpiufspy; gutyhfg; gad;gLj;jg;gLk;. 2. CMYK khjpupak; (CMYK Model) ,jpy; Kjd;ik tu;zq;fshd ,sePsk;(Cyan)> Cjh(Magenta)> kQ;ry;(Yellow)> fWg;G(Black) vd;gd gad;gLj;jg;gLk;. ,J tu;z ikapidg; gad;gLj;jp jhspd; kPJ mr;rpLtjw;fhf ,J gad;gLj;jg;gLk;.
2|ILM.Irfan
Unit-03||Grade-11
learnbyself.com
%y tu;zq;fs; jdp tu;zq;fs;: ,yf;fKiw juthf;fypy; %ytu;znkhd;wpy; 256 ngWkjpfs; cz;L(0-255) ,U tu;zq;fs; Nru;tjpdhy; cUthf;fg;gLfpd;w tu;zq;fs; ,uz;lhk; epiy tu;zk;(Secondary Colour) %d;W tu;zq;fs; Nru;tjpdhy; cUthFtJ %d;whk; epiy tu;zq;fs;(Triple Colours) vd miof;fg;gLk;.
%d;whk; epiy tu;zk; ,t;tu;zq;fs; RGB iag; gad;gLj;jp cUthf;fg;gLk; NghJ gpd;tUk; tu;z tPr;Rf;fisf; nfhz;L fhzg;gLk;. (000> 000> 000 – 255> 255> 255) my;yJ gjpdWk vz;fisf; nfhz;L fhzg;gLk; (AC, 6B, 0B). tiunghd;wpd; neUf;fk; (Compression of graphic) tiunghd;wpd; gUkd; mij cUthf;f gad;gLj;jg;gLk; gl%yj;jpd; msT kw;Wk; tu;zq;fspd; Nru;khdj;jpdhy; jPu;khdpf;fg;gLk;. mjpf gl%yq;fisAk; tu;zq;fisAk;> cau; gpupjpwidAk;(High Resolution) nfhz;l gbkkhdJ cau; nfhs;jpwd; nfhz;ljhFk;. ,g;glq;fis Nrkpf;fpd;wNghJ Nrkpg;gf ,lq;fis ghJfhg;gjw;fhf tiuG neUf;fk;(Graphic Compression) gad;gLj;jg;gLk; ,jd; NghJ Nfhg;;gpd; tifapidg; nghUj;J mt;neUf;fkhf;fg;gl;l Nfhg;gpid kPs jpwf;fpd;wNghJ mJ gpd;tUk; epiyapy; jpwf;fg;glyhk; ,og;G my;yJ ghjpg;G neUf;fk;(Lossy compression): ,jd; NghJ Nfhg;gpd; nfhs;ssT FiwAk;> ,jdhy; Nfhg;gpd; juk; FiwAk; kPsj; jpwf;Fk; NghJ cz;ikahd Njhw;wj;ijf; fhl;lhJ. NkYk; ,f;Nfhg;Gf;fis ,izaj;jpypUe;J tpiuthf gjptpwf;fk; nra;a KbAk;. ,f;Nfhg;G tiffSf;fhd cjhuzk;: JPEG, TIFF ,og;gpy;yhj my;yJ ghjpg;gpy;yhj neUf;fk;(Lossless Compression) ,f;Nfhg;G tiffis neUf;fkhf;Ffpd;wNghJ tiugpd; juj;ij Ngzp neUf;fj;ij Nkw;nfhs;Sk; mjid kPs jpwf;fpd;w NghJ mjd; cz;ikahd Njhw;wk; ghjpg;GwhJ. ,f;Nfhg;G tiffSf;F cjhuzk;: GIF, PNG, RAW
tiugpd; tiffs; ,yf;fKiw tiughdJ gpd;tUkhW ,U tifg;gLk; 1. guty; tiuG(Raster Graphic) 2. newpa tiuG(Vector Graphic) guty; kw;Wk; newpa tiuGfSf;fpilapyhd NtWghLfs; guty; tiuG gy; tu;zq;fisf; nfhz;l gl%y $l;lj;jhy; cUthf;fg;gLk; Mdhy; newpa tiuG Nfj;jpu fzpj cUf;fspdhy; cUthf;fg;gLk; guty; tiugpid neUf;fkhf;Fk; NghJ mjd; juk; Fiwf;fg;gLk;. Mdhy; newpa tiugpy; juk; khw;wkilahJ. ngUg;gpf;ff; $ba tiugpw;F guty; tiuG nghUj;jkw;wJ. guty; tiugpd; cUthf;fk; kw;Wk; Nrkpg;Gf;F Fiwe;j epidtf ,lk; NghJkhdJ. Guty; tiugpid cUthf;ff; $ba nkd;nghUl;fs; rpy: Adobe Image Ready, Adobe Photoshop, ProArtRage, Artweaver, Corel PHOTOPAINT, GIMP, Deluxe Paint, GIMP shop, Microsoft Photo Editor Newpa tiuGfis cUthf;ff; $ba nkd;nghUl;fs; rpy: Adobe Illustrator, Adobe Live Motion, Corel Paint Shop Pro, Adobe Fireworks, Microsoft Expression Design, DrawPlus, X ara Photo & Graphic Designer, CorelDRAW, Litha-Paint
3|ILM.Irfan
Unit-03||Grade-11
learnbyself.com
GIMP ,J jpwe;j %y tiugpay; nkd;nghUshFk;. ,jidg; gad;gLj;jp gbkk;nkhd;iw cUthf;f> khw;wpaikf;f> xspg;glq;fis xUq;fikf;f kw;Wk; nkU$l;l KbAk;. ,jidf; nfhz;L rhjuz kw;Wk; cau; juj;ijAila gbkq;fis cUthf;f KbAk;. ,J xU guty; tiuG nkd;nghUshFk;. GIMP apy; gad;gLj;jg;gLk; fUtpfSk; mtw;wpd; gad;fSk;
glTU (ICON)
fUtpapd; ngau;
FWQ;rhtp
Rectangle
R
Ellipse
E
Free(Lasso)
F
Fuzzy(Magic Wand)
U
By Color
Shift+O
Scisssord
I
gad;
njupTf; fUtpfs;(Selection Tools) Njitahd gFjpia nrt;tf my;yJ rJu tbtpy; njupjy; Njitahd gFjpia tl;l my;yJ ePs;tl;l tbtpy; njupjy; Rl;bapd; cjtpAld; gbkj;jpd; Njitahd gFjpia Njitahd tbtj;jy; njupjy; xNu tu;zj;ijAila xd;Wlndhd;W ,izf;fg;gl;l gFjpfisj; njhpjy; njupT nra;j tu;zk; gbkj;jpy; vq;F fhzg;gbDk; me;j tu;zj;ijAila gFjpfiisj; njupjy; njupT nra;a Ntz;ba gFjpiar; Rw;wpj; njupjy; gbkj;jpd; Kd;dzpiaj; njupjy;
Foreground
Bucket Fill
tu;zk; jPl;Lk; fUtpfs;(Brush Tools) njupT nra;ag;gl;l gFjpf;F tu;zk; my;yJ tbtnkhd;iw ,ly; Shift+B
Blend (Gradient)
L
Pencil
N
Paintbrush
P
Eraser
Shift+E
Airbrush
A
Ink
K
Clone
C
Heal
H
Perspective Clone Convolve (Blur/Sharpen)
H Shift+U
Smudge
S
Dodge/Burn
Shift+D
Move Align
njupTnra;j gFjpf;F tu;zf; fyitia ,ly; njupT nra;j gFjp;f;F tu;zk; ,ly;> njupT nra;j ngd;rpy; mstpw;Nfw;g NfhL tiujy; njupT nra;j ngd;rpy; mstpw;Nfw;g NfhL tiujy;> tu;zk; jPl;ly; tiugpYs;s NfhLfis mopj;jy; tu;zq;fis J}Tjd; %yk; tu;zkply; tu;zj; Jupifg; Nghy; tiugpd; kPJ tu;zq;fisj; jPl;Lk;. tiugpy; njupT nra;j gFjpia NtnwhU ,lj;jpy gpujp nra;jy; tiugpNyNa nghUj;jkhd tu;zj;jhy; tu;zk; jPl;Ljy; Nfhzj;ij khw;wpaTld; Clone Tool Nghy; njhopw;gLk; Tiugpid fUikahf my;yJ ntspr;rkhf khw;Wjy; Tiugpid kw;fyhf;Fk;
Dodge %yk; tiuig ntspr;rkhdjhfTk; Burn %yk; fUikahdjhfTk; khw;Wk; ,lkhw;Wk; fUtpfs;(Transform Tools) njupT nra;j gFjpia mq;Fk; ,q;Fk; efu;j;jy; M Tiugpid Neu; tupirg;gLj;j cjTk; Q
Crop
Shift+C
Rotate
Shift+T
Scale
Shift+S
Shear
Shift+S
Tiugpid Njitf;Nfw;g gupkhzj;ij Fiwj;jy; njupT nra;j gFjpia my;yJ xU epiuia Njitf;Nfw;g fow;Wjy; njupTnra;j gFjpapd; my;yJ xU epiuapd; gupkhzj;ij Njitf;Nfw;g khw;wpaikj;jy; njupTnra;j gFjpia xU jpirapy; js;Sjy;
4|ILM.Irfan
Unit-03||Grade-11
Perspetive
Shift+P
Path
B
Colour Picker
O
Magnify (Zoom)
Z
Measure
Shift+M
Text
M
learnbyself.com
njupTnra;j gFjpapd; my;yJ mLf;fpd; ghu;itf; Nfhzj;ij Njitf;Nfw;g khw;Wjy; NtW fUtpfs;(Other Tools) tbtj;Jld; $ba NfhL tiujy;> Njitf;Nfw;g njupT nra;jYk;> kw;Wk; khw;wpaikj;jy; tiugpYs;s ahjhapDk; tu;zk; xd;widj; njupT nra;jy; Tiugpd; fhl;rpia ngupjhf;Fjy; my;yJ rpwjhf;Fjy; ePs msT kw;Wk; Nfhzj;ijf; fhl;rpg;gLj;jy; ghlq;fis cl;GFj;jy;
