00 giao trinh full

8/9/2019 00 Giao Trinh Full

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[email protected] Gio trnh Photoshop 6.0

m ua. Gii thiu chung

1. nh k thut s:L khi nim dng ch nhng bc nh c s ho, a vo my tnh (computer)

dng cc file d liu vi cc nh dng nh. nhp nh vo my tnh c nhiu cch knhau, v d: Qut nh bng my Scan, chp nh bng my nh k thut s, nhp hnh nh1 chng trnh ho khc di nh dng nh, ct t phim VCD2. Phn mm PhotoShop:L phn mm ho chuyn dng cho cng vic chnh sa nh trn computer, c thit

bi cng ty Adobe (cng ty chuyn thit k cc phn mm ho, VD: PhotoShop, AdInDesign, Illustrator).b. Giao din ca PhotoShop 6.0Giao din ca PhotoShop 6.0, c bn nh sau:

Thanh menuThanh Option

Hp cng c Cc nhm bng

Bng chn mu Color Picker

Giao din ca Photoshop 6.01. Cc thanh ngang:- Thanh menu ngang, nm trn cng, ging nh cc phn mm khc, l danh mc cc lnh.- Thanh Option (thanh tu chn), nm di thanh menu, trnh by cc tu chn v thuc tnca cc cng c.- Thanh Status (thanh trng thi), nm di cng ca mn hnh Photoshop. Biu din trng thca file nh v chc nng ca cng c hin hnh.2. Hp cng c (Tool box) :

Hp cng c l ni cha cc cng c ca PhotoShop. Cc cng c c chia lm 3 nhm:- Nhm cng c to vng chn v di chuyn.- Nhm cng c t v.

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- Nhm cng c to Path, chnh sa Path v cng c g textNgoi cc cng c, Tool box cn cha cc phm chuyn i qua li gia cc ch l

vic v 2 mu foreground, background3. Cc nhm bng (Palettes):Cc nhm bng ny, dng qun l hnh nh v cc tnh cht khc ca file nh.Gm c cc bng sau:- Nhm 1:

+ Bng Navigator, qun l vic xem nh.+ Bng Info, thng tin v mu sc v to ca a im m con tr t ti.

- Nhm 2:+ Bng Color, qun l v mu sc.+ Bng Swatches, qun l nhng mu cho sn.+ Bng Styles, qun l nhng hiu ng cho sn.

- Nhm 3:+ Bng Layer, qun l v lp.+ Bng Channel, qun l v knh.

+ Bng Path, qun l v path+ Bng History, qun l v cc thao tc lm i vi file nh.+ Bng Action, qun l v cc thao tc t ng.

C. Nhng khi nim c bn trong PhotoShop1. im nh (pixel px)L nhng phn t hnh vung cu to nn file nh. Ni cch khc, 1 file nh l tp hp c

nhiu im nh. S lng v ln ca cc im nh trong 1 file nh ph thuc vo phgii ca file .2. phn gii (resolution pixel/inch, dpi)L lng im nh trn 1 n v di (thng dng inch). Ni: phn di ca nh bng 72, tc l

c 72 im nh trn 1 inch di. Nu phn gii thp th lng im nh t, din tch capixel ln, nh s khng r nt.3. Vng chn (Selection):L min c gii hn bng ng bin c nt t. c dng qui vng x l ring. Mi tha

tc x l hnh nh ch c tc dng bn trong vng chn. Vng chn c to ra bng cc cnc to vng chn hoc mt s lnh to vng chn khc.4. LayerL lp nh, trong 1 layer cha cc vng c im nh hoc khng c im nh. Vng khn

c im nh c gi l vng trong sut (Transparent).5. Mu Tin cnh (Foreground Color), mu Hu cnh (Background Color)

L 2 hp mu c bn ca Photoshop, trn hp cng c, biu tng ca 2 hp mu ny nkhong gn cui.C th hiu 1 cch n gin, mu Tin cnh l mu s t vo nh, cn mu hu cnh l m

nn giy.Mc nh ca mu tin cnh l mu en, mc nh ca mu hu cnh l mu trng.Mun chn mu cho 2 hp mu ny, ch cn kch chut vo biu tng ca hp mu g

bng Color Picker. Phm Default Foreground and Background Color (phm tt D): Tr li mu mnh cho 2 hp mu Foreground Color, Background Color (l mu en v mu trng)Phm Switch Foreground and Background Color (phm tt X): Hon i mu giahp mu Foreground v Background.

Bi 1I. cc lnh xem nh

1. M file nh:

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- ng dn: Menu File/Openhoc g t hp phm: Ctrl + O, bng thoi Open xut hin v chn file cn tm trong th mct gi file .hoc: kch p vo ch trng trn mn hnh gi bng Open.2. To file mi:- ng dn: menu File/ Newhoc Ctrl + N, xut hin bng thoi New- Bng thoi New:+ Mc Name: t tn cho file mi.+ Mc With: Nhp kch thc chiu ngang+ Mc Height: Nhp kch thc chiu dc+ Mc Resolusion: Nhp phn gii.+ Mc Mode: Chn ch mu (thng l RGB hoc CMYK).+ Mc Contents: Chn thuc tnh cho layer Background.

H.1 Hp thoi New

3. Cc lnh thu, phng nh (Zoom):Cc lnh thu, phng nh trong Photoshop c s dng thng xuyn, cc lnh phng ln dn xem chi tit khu vc nh cn x l, sau cn phi thu nh nh xem tng qut kqu.- Ctrl + (+) phng to (Zoom in).- Ctrl + (-) thu nh (Zoom out).- Ctrl + Alt + (+) phng to nh ng thi phng to ca s file nh.- Ctrl + Alt + (-) thu nh nh ng thi thu nh ca s file nh.- Ctrl + 0 thu nh v mc va phi (Fit on Screen)- Ctrl + Atl + 0 thu v 100%- ch ng phng to 1 khu vc cn xem (Zoom Window):

Gi t hp phm Spacebar + Ctrl trn mn hnh xut hin biu tng ca cng c Zoo(hnh chic knh lp). Sau v 1 khung hnh ch nht bao quanh khu vc cn phng lKhu vc ny s c phng to trn ca s file nh. Sau khi th t hp phm Spacebar + Cra, cng c Zoom bin mt, tr li cng c hin hnh.4. Lnh cun nh (Pan):Khi phng ln file nh, mun xem nh khu vc khc, c th dng 2 thanh cun trn 2 cn

ngang v dc ca file nh. Hoc c th mn cng c Hand trong khi s dng 1 cng c n, bng cch gi phm Spacebar (phm cch), xut hin biu tng hnh bn tay ca cnc Hand v dng n dch chuyn ca s lm vic sang khu vc khc. Sau khi th phSpacebarra, cng c Hand bin mt, tr li cng c hin hnh.

II. Cc cng c to vng chn, di chuyn, ct xn nh1. B cng c Marquee (phm tt: M):1) Cng c Rectangular Marquee, to vng chn hnh ch nht.2) Cng c Eliptical Marquee, to vng chn hnh E lip.Trn thanh tu chn ca 2 cng c c:- Hp Feather: Nhp gi tr feather cho vng chn. ( feather l m dn ra, tnh tbin vng chn 1 lng im nh bng gi tr nhp vo hp Feather.)- Hp Style: nh dng cho vng chn. C 3 nh dng:+ Normal: Cho php v vng chn c kch thc tu .+ Costrained Aspect Ratio Thit lp t l gia chiu ngang v chiu dc ca vng chn.+ Fixed Size Thit lp chnh xc kch thc cho vng chn.

3) 2 Cng c Single Row Maquee v Single Column Maquee (khng c phm tt), dng to vng chn c b dy l 1 pixel v b di chy sut chiu di hoc chiu ngang ca filenh.

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H.2 Option ca cng c Maquee2. Cng c Move (phm tt: V):

- Cng dng: Dng dch chuyn nhng im nh ca 1 lp hoc bn trong vng chn.- Tu chn: Auto Select Layer, cho php t ng chn lp lm vic.Lu : Nu di chuyn sang file khc hoc trong khi dng cng c Move di chuyn, ta giphm Alt, th tng ng vi vic copy

H.3 Option ca cng c Move3. B cng c Lasso (phm tt: L):

C 3 cng c:1) Cng c Lasso: Dng to vng chn c hnh bt k.2) Cng c Polygonal Lasso: Dng to ra vng chn c hnh a gic (ch v c ng thng3) Cng c Magnetic Lasso: To vng chn da trn bin ca 2 vng mu tch bit nhau, cn

c ny s t ng nhn bit ng bin ca s tch bit mu.

H.4 Option ca cng c Lasso4. Cng c Magic Wand (phm tt:W):- Cng dng: To ra vng chn cho nhng vng mu tng ng vi mu ni cng c g vo.

- Tu chn:+ Hp nhp Tolerance: ch s trong hp Tolerance quyt nh ti mc nhn bit mu

tng ng ca cng c, ch s cng ln, cng c s nhn mc tng ng rng hn.+ Ati aliased: Lm bin vng chn c v mm mi hn.+ Contigous: Ty chn ny ch cho php chn nhng vng mu lin tc.+ Use All Layer: Cho php lm vic vi mi lp.

H.5 Option ca cng c Magic Wand5. Cng c Crop (phm tt C):- Cng dng: Dng ct cp (xn) nh.- Thao tc: Dng cng c Crop v ra 1 vng chn c dng 1 khung hp bao quanh khu vc n

cn gi li (khung hp ny c 8 nt iu khin 4 cnh v 4 gc, c th iu chnh li vnchn bng cc nt iu khin ny). Phn nh khng nm trong khung hp ny s b loi bv file nh s c kch thc mi bng kch thc ca khung hp ny.* Lu : Mun chn cc cng c c cng phm tt bng bn phm, v d: Cc cng c LassTa gi phm Shift, v g phm tt ca cng c .

iii. lnh free transform v cc lnh transform

1. Lnh Free Transform:- ng dn: menu Edit/ Free Transformhoc g t hp phm: Ctrl + T

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- Cng dng: Dng bin i hnh dng ca hnh nh bn trong vng chn hoc ca 1 lnh. VD: Thu, phng, co, ko hoc xoay hnh nh.- Thao tc: Sau khi ra lnh Free Transform, quanh khu vc ca vng chn (hay ca lp hihnh tr lp Background) xut hin 1 khung hp vi 8 nt i khin (ging nh khung hp ccng c Crop). C th s dng 8 nt iu khin ny bin i hnh dng ca cc inh bn trong.2. Cc lnh Transform khc:- ng dn: menu Edit/Transformhoc: trong khi s dng lnh Free Transform , kch chut phi gi bng cc lnTransform.- Cc lnh trong bng lnh Transform:+ Lnh Scale: Ch cho php thu, phng hoc co ko hnh nh.+ Lnh Rotate: Ch cho php xoay (t do).+ Lnh Skew: Ko xin.H.6 Hp cng c

+ Lnh Distort: Bin dng (bp mo).+ Lnh Perspective: Bin dng theo phi cnh.+ Lnh Rotate 1800: Xoay 1800

+ Lnh Rotate 900 CW: Xoay 900 thun chiu kim ng h.+ Lnh Rotate 900 CCW: Xoay 900 ngc chiu kim ng h.+ Lnh Flip Horizonal: Lt ngang.+ Lnh Flip Vertical: Lt dc.

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bi 2Iv. mt s lnh x l vng chn

1. V thm vng chn:Khi c 1 vng chn, nu v thm vng chn th 2, vng chn th nht s bin mt. c th v thm nhiu vng chn mi m vn gi li vng chn ban u, ta gi phm Shi

trong khi v ra nhng vng chn mi.2. Loi tr bt vng chn: loi bt vng chn khng cn thit, ta gi phm Alt, v v ra vng chn trm ln vng chn c

loi b.

3. Gi li phn giao nhau ca 2 vng chn:Trong khi v ra vng chn mi, ta gi 2 phm Alt + Shift, th ch phn din tch giao nhaca 2 vng chn ny c gi li.

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4. Lnh Select All (chn tt c):- ng dn: menu Select/Allhoc Ctrl +A- Cng dng: Lnh Select All s to ra vng chn cho ton b lp nh hin hnh, k c vng tronsut.5. Lnh Inverse Selection (o ngc vng chn)- ng dn: menu Select\ Inversehoc g t hp phm Ctrl + Shift + I- Cng dng: Lnh Inverse Selection c tc dng o ngc vng chn. Vng chn s l vntrng (trc khng c chn) cn vng chn hin ti s tr thnh vng khng c chn.6. Lnh Deselect (hu vng chn):- ng dn: menu Select/ Deselecthoc Ctrl + D- Cng dng: Hu b vng chn hin hnh.7. Lnh Reselect:- ng dn: menu Select/Reselect

hoc Ctrl + Shift + D- Cng dng: Gi li vng chn hu.8. Di chuyn vng chn:1) Dch chuyn vng chn sau khi v:Dng cng c to vng chn, t con tr vo bn trong vng chn v r vng chn sang v t

khc.2) Dch chuyn vng chn trong khi v:Trong khi v vng chn bng cng c Maquee, gi phm cch (Spacebar) trong khi vn gi

phm chut, dch chuyn vng chn n v tr mi, th Spacebar (vn gi phm chut)tip tc v.9. Sao chp (Copy) nhng im nh trong vng chn:

1) Lnh Copy:- ng dn: menu Edit/ Copyhoc g t hp: Ctr + C- Cng dng: Sao chp tt c cc im nh nm trong vng chn ca lp hin hnh.2) Lnh Copy Merged:- ng dn: menu Edit/ Copy Mergedhoc: Ctrl + Shift + C- Cng dng: Sao chp tt c cc im nh nm trong vng chn ca tt c cc lp ang hinth.

10. Dn nhng im nh c sao chp vo file hin hnh (Paste):

1) Lnh Paste- ng dn: menu Edit/ PasteHoc g t hp phm: Ctrl + E- Cng dng: Dn nhng im nh c copy t 1 vng chn vo file hin hnh, sau khi

paste file ny s to ra 1 lp mi cho cc im nh va paste.2) Lnh Paste Into- ng dn: menu Edit/ Paste IntoHoc g t hp phm: Ctrl + Shift + E- Cng dng: Dn nhng im nh c copy vo bn trong 1 vng chn.11. Chn ton b cc im nh trn 1 Layer:Gi phm Crtl, kch chut vo tn lp cn chn.

12. Xo ton b im nh trong vng chn: xo nh bn trong vng chn, ta ch cn g phm Delete trn bn phm. Phn nh bxo ch cn li vng trong sut.

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Lu : Mun xo cc im nh thuc layer Background, ta phi i tn layer ny bngcch kch p vo tn layer Background.

v. Mt s lnh t muCc lnh ny dng t mu phng cho vng chn. Nu khng c vng chn, th s t cho

ton b Layer hin hnh.1. Lnh t mu tin cnh (Foreground Color):Alt + DeleteAlt + Backscape

2. Lnh t mu hu cnh (Background Color):Ctrl + Delete

Ctrl + Backscape H.7 Hpthoi Fill3. Lnh Fill:- ng dn: menu Edit/Fillhoc g t hp phm : Shift + F5 hoc Shift + Backscape- Cng dng: T mu phng nhng c thit lp cc thuc tnh cho mu c t.

- Bng thoi Fill: Bng thoi ny c cc mc:+ Use: La chn hp mu dng t.+ Pattern: L hp cha nhng pattern (mu hnh). Mc ny s xut hin khi la chn hp

mu Pattern mc Use.+ Mode: Ch ho trn. (S ni k phn sau)+ Opacity: m c. (S ni k phn sau)- Tu chn Preserve Transparency: Bo ton tnh trong sut ca lp (ch t vo khu vc cim nh)- Cch nhp 1 mu Pattern mi: Dng cng c Rectangular Maquee to vng chn trn khuvc cn ly mu ri vo menu Edit/ Define Pattern.

4. Lnh Stroke:- ng dn: menu Edit/Stroke.- Cng dng: T mu cho ng vin ca vng chn.- Bng thoi Stroke:+ Stroke: tnh cht ca ng vinMc With: Nhp gi tr b dy cho ng vin.Mc Color: Chn mu cho ng vin.

+ Location: V tr ca ng vin so vi bin vng chnInside: Bn trong. H.8 Hp thoi Stroke

Center: Chnh gia.

Outside: Bn ngoi.+ Blending: La chn ch ho trn v m c.Vi. C bn v layerCc layer c qun l bi bng Layer (Layer Palette). Mt file nh, ban u ch c Layer

Background, sau qu trnh x l bng Photoshop, file nh c th s c thm nhiu layerkhc. Cc layer ny c c qua vic copy nhng im nh trong 1 vng chn ca 1 file nhno , ri paste vo file cn dng.

Menu(pop-up menu) ca bng

Biu tng con mt (eye icon)Biu tng link

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H.9 Palette Layer1. Chn Layer lm vic:Nhp vo tn lp hoc nh thu nh ca lp trong bng Layer. Hoc dng cng c Move,

kch chut phi ln file nh, xut hin danh mc cc lp, chn tn lp cn lm vic.2. To lp mi:Cch 1: Nhp vo nt Create new layer di y bng Layer.Cch 2: Vo menu con (pop-up menu) ca bng Layer, chn lnh New Layer.

Cch 3: G t hp phm Ctrl + Shift + N.3. Xa b lp:Cch 1: Nhp chn lp cn xo, vo menu con ca bng Layer, chn lnh Delete Layer.Cch 2: Nhp v ko r (drag) lp cn xo xung biu tng thng rc (trash) di y bng.Cch 3: Nhp chut phi vo lp cn xo gi 1 bng lnh, chn lnh Delete Layer.4. Copy 1 lp:Cch 1: Nhp chn lp cn copy, vo menu con ca bang Layer, chn lnh Duplicate Layer.Cch 2: Nhp v ko r (drag) lp cn copy xung nt Creat new Layer di y bng.Cch 3: Nhp chut phi vo lp cn copy gi 1 bng lnh, chn lnh Duplicate Layer.5. Thay i trt t lp:Nhp v ko r lp n v tr mi (trong phm vi bng Layer) ri th chut.Lu : i vi lp Background, ta khng th di chuyn c tr khi ta i tn khc cho n.

6. n (hide)/ hin (show) cc lp.Mun n lp no, ta nhp vo vung c biu tng con mt (eye icon) ca lp . Sau ,

mun hin th lp n, ta li nhp vo v tr ca biu tng con mt ca lp .7. Ni (link)/ m ni (unlink) cc lp: lin kt tm thi gia lp hin hnh vi cc lp khc, ta nhp vo vung bn cnh biu t-

ng con mt ca lp . Mun m ni, ta lm tng t.8. Cc tu chn ca lp:- Cc ch ho trn (Blending Mode): s ni k phn sau.- m c ca lp (Opacity): s ni k phn sau.

- Bo ton vng trong sut ca lp.- Khng cho php t v trn lp.- Khng cho php di chuyn lp.- Khng cho php lm vic vi lp.10. Cc lnh trn (dn) lp: dn cc lp li vi nhau, ta vo menu con ca bng Layer chn cc lnh sau:

1) Merge Down (hoc g t hp Ctrl + E):Dn lp ang chn xung lp ngay di n. Nu c cc lp ang c ni (link) vi nhau, lnh

Merge Down tr thnh lnh Merge Link (Dn cc lp ang c link li vi nhau thnh 1 lp)2. Merge Visible (hoc g t hp Ctrl + Shift + E):Dn tt c nhng lp ang hin th li thnh 1 lp, v vn gi nguyn lp n.

3) Flatten Image: Lm phng hnh nh (Dn tt c cc lp v hu b lp n, nu c)

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VIi. Blending mode v opacity1. Bending Mode (Ch ho trn):Thc cht l cc cch thc phi trn mu sc gia mu c t vo v mu sn c ca file

nh (tm gi l mu nn). Photoshop 6.0 c 18 cch thc sau:Normal: Ch thng, mu t vo thay th mu nn.Behind: Cho php v t mt sau ca 1 lp (ch c vng trong sut c t mu)Dissole: Cho hiu ng bt v kh (ch c 1 s pixel ngu nhin c ho trn)Multiply: Trn ln mu nn vi mu c t voScreen: Trn mu nn vi mu i lp ca mu t voOverlay: Ho trn c bo lu cc vng sng ti ca mu nnSoftlight: Hiu ng n pha khuych tnHardlight: Hiu ng n pha mnhColor Dodge: Lm sng mu nn phn nh mu c t voColor Burn: Lm ti mu nn phn nh mu c t voDarken: La chn nhng mu ti ho trnLighten: La chn nhng mu sng ho trn

Difference: So snh cc gi tr sng ca mu nn v mu c t voExclusion: Tng t ch Difference nhng hiu qu du hnHue: Phi hp sng v cng ca mu nn vi sc ca mu t voSaturation: Kt hp xm v sc ca mu t vo vi mu nnColor: Ho trn c bo lu sc ca mu nnLuminosity: Kt hp sc v cng ca mu nn vi sng ca mu t vo

2. Opacity:Cc hp thoi Opacity quyt nh n m c ca 1 lp hay ca mu c t vo. Cngvi hp thoi Blending Mode, hp thoi Opacity c mt trn bng Layer hay trn Option cacc cng c t v.

viii. Lu (save) file1. Lnh Save:- ng dn: menu File/ Savehoc g Ctrl + S- Cng dng: Lu li cc thay i ca file2. Lnh Save as:- ng dn: menu File/ Save ashoc g Ctrl + Alt+ S- Cng dng: Lu file hin hnh thnh 1 file khc vi nh dng khc3. Cc nh dng thng dng:

-nh dng PSD: nh dng gc ca Photoshop, cho php lu gi file vi nhiu lp v ccknh Alpha cng nhng hiu ng c thit lp trong qu trnh lm vic trong Photoshop.- nh dng BMP: nh dng thng gp ca cc file nh, cc nh c chp t Film VCDmang nh dng ny. Cc file BMP I khi khng m c trong Photoshop.- nh dng EPS:Thng c dng trong cng vic ch bn in n, ra film tch bn...N c thd dng m trong chng trnh Illusstrastor.- nh dngJPG: L nh dng nn, file nh c lu di nh dng JPG c dung lng nh, th-ng c dng cho cng vic thit k trang Web.- nh dng PDF: L nh dng c trong chng trnh Acrobat, cng thng c dng chocng vic thit k trang Web.- nh dng TIF: Ging nh nh dng EPS, cng thng c dng trong cng vic ch bn in

n, nh dng ny cho php lu gi cc knh Alpha.

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Hp thoi Save as

Bi 3ix. Cc cng c t v:Trn thanh Option ca hu ht cc cng c t v u c bng Brush (tr cng c

Gradient) l ni cha cc c bt v cc kiu bt. Trong cc phin bn trc Photoshop 6.0,bng Brush l 1 bng ring.1. Cng c Airbrush sng phun mu (phm tt J):- Cng dng: Phun mu tin cnh.- Tu chn:+ Mode: Ch ho trn.+ Presure: p lc ca cng c (tng t Opacity)

H.10 Option ca cng c Airbrush

2. B cng c bt v (phm tt B) :1)Cng c Paintbrush bt lng :- Cng dng: T mu tin cnh- Tu chn Wet Edge: T mu loang.2) Cng c Pencil bt ch- Cng dng: T mu tin cnh bng cc loi bt cng.

H.11 Option ca cng c Paintbrush v Pencil

3. B cng c Stamp (phm tt S):1) Cng c Clone Stamp:- Cng dng: Nhi mu hnh nh 1 khu vc em sang t khu vc khc.- Thao tc:+ Gi phm Alt v nhp chut vo ch cn sao chp hnh nh.+ Th phm Alt ri a tr cng c n v ti ni mun to bn sao.

- Tu chn Aligned:Cho php sao chp hnh nh 1 cch lin tc.

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H.12 Option ca cng c Clone Stamp

2) Cng c Pattern Stamp:- Cng dng: T v bng mu Pattern.- Thao tc: Chn cng c, sau chn mu Pattern trong hp Pattern trn thanh Option t v.- Cch nhp 1 mu Pattern mi: Dng cng c Rectangular Maquee (vi Feather = 0)to vng chn trn khu vc cn ly mu ri vo menu Edit/ Define Pattern.

H.13 Option ca cng c Pattern Stamp

4. B cng c History (phm tt Y):1) Cng c History Brush:- Cng dng: Xo i nhng thao tc lm trn file nh.

H.14 Option ca cng c History Brush

2) Cng c Art History Brush:- Cng dng: Lm nho cc im nh theo 1 phng thc nht nh no .- Tu chn:+ Style: La chn cc phng thc lm nho.+ Fidelity: Mc trung thc ca mu sc sau khi lm nho.

H.15 Option ca cng c Art History Brush

5. B cng c Eraser Ty (phm tt E)1) Cng c Eraser:- Cng dng: Xo b hnh nh v mu sc, ch gi li mu Hu cnh (BackgroundColor)- Ty chn:+ Mode: La chn kiu cng c.+ Erase to Hitory: Xo b cc thao tc lm vi file nh.

2) Cng c Background Eraser:- Cng dng: Xo b hnh nh v mu sc, k c mu Hu cnh (Background Color),ch li phn trong sut.3) Cng c Magic Eraser:- Cng dng: Xo b nhng hnh nh c mu tng ng.- Tu chn: Ging cng c Magic Wand.6. B cng c Gradient/ Paint Bucket (phm tt G)1) Cng c Gradient:- Cng dng: T chuyn mu.- Tu chn:+ Bng Gradient Picker: Bng ny nm ti v tr bng Brush ca cc cng c t v khc

trn thanh tu chn. Cha cc mu mu t chuyn.+ Tu chn Linear Gradient: T chuyn theo ng thng.+ Tu chn Radial Gradient: T chuyn theo hnh ng tm.

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+ Tu chn Angle Gradient: T chuyn theo gc xoay.+ Tu chn Reflected Gradient: T chuyn c tnh phn quang.+ Tu chn Diamond Gradient: T chuyn theo hnh thoi.

H.16 Option ca cng c Gradient2) Cng c Paint Bucket:- Cng dng: T mu cho nhng vng c mu tng ng vi nhau.- Tu chn:+ Fill: La chn hp mu Foreground hay Pattern t.

+ Pattern: La chn mu Pattern (nu mc Fill ta chn hp mu t l Pattern).Cn cc tu chn khc ging cng c Magic Wand v Magic Eraser.

H.17 Option ca cng c Paint Bucket

7. B cng c Blur/ Sharpen/ Smudge (phm tt R):1) Cng c Blur:- Cng dng: Lm lu m hnh nh (gim sc nt).2) Cng c Sharpen:

- Cng dng: Lm tng sc nt ca hnh nh.

H.18 Option ca cng c Blur v Sharpen

3) Cng c Smudge:- Cng dng: Di nho mu sc.- Tu chn Finger Painting: Di nho c cng thm mu tin cnh (Foreground Color).

H.19 Option ca cng c Smudge8. B cng c Dodge/ Burn/ Sponge (phm tt O):1) Cng c Dodge:- Cng dng: Lm sng nh.- Tu chn:+ Range: La chn tng mu iu chnh. C 3 la chn:

Shadows: Tng mu ti. Midtones: Tng mu trung bnh. Highlight: Tng mu sng.

+ Exposure: Tng t Opacity ca cc cng c t v khc.2) Cng c Burn:- Cng dng: Lm ti nh.

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- Tu chn: Ging cng c Dodge

H.20 Option ca cng c Dodge v Burn

3) Cng c Sponge:- Cng dng: Thay i mc bo ho mu.- Tu chn:+ Mode:

Desaturate: Gim bo ho mu. Saturate: Tng bo ho mu

H.21 Option ca cng c Spone

9. Cng c Eyedroper (phm tt I)Cng c ny khng nm trong nhm cc cng c t v, nhng c lin quan ti mu sc nn

c ni trc.- Cng dng: Trch (phn tch) mu mu trn file nh cho hp mu tin cnh.- Thao tc: a con tr cng c ti khu vc mu cn trch, kch phm chut.

x. bng color v bng swatches1. Bng Color:- C th chn nhanh mu cho 2 hp mu tin cnh v hu cnh qua bng ny bng cchch nh mu trn thanh mu di y bng hoc nhp ch s % cc mu thnhphn.- thay i h mu thnh phn trn bng (RGB, CMYK,....) ta vo menu con ca bngColor v chn h mu cn s dng.- Nu thy xut hin biu tng cnh bo gc di bn tri bng, c ngha mu angchn vt qu cung bc mu ca my tnh.2. Bng Swatches:.

Nt New Swatch of Foreground Color

H.22 Palette Swatches

H.23 Palette Color- Bng Swatch l tp hp nhng mu c pha sn. C th chn mu cho hp mu tincnh bng cch kch phm chut ln 1 mu trong bng ny.

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- Mun b sung mu cho bng ny bng mu tin cnh hin hnh, ta kich vo phmCreate new Swatch of Foreground Color di y bng

Bi 4xi. Nhm cng c to vn bn, cng c to v chnh sa path:1. Cng c Type (phm tt T):- Cng dng: Dng to vn bn cho file nh- Thao tc: Chn cng c, nhp con tr cng c vo khu vc cn to vn bn, xut hindu nhc v g vn bn.- Tu chn:+ Khi cha bt u g ch, cng c Type c cc tu chn:

Create a text layer: To ra 1 layer vn bn Create a mask or Selection: To vng chn c dng vn bn. Horizontally oirien text: G ch theo chiu ngang. Vetically oirien text: G ch theo chiu ng.

+ Mc Set the text color: Chn mu cho vn bn

+ Nt Create warped text: Gi bng Warp Text c th a dng vn bn vo 1khun cong, ln.Lu : Mun thot khi cng c Type, ta phi dng chut kch sang biu tng ca cng c

khc trn hp cng c.

H.24 Option ca cng c Type2. B cng c Pen (phm tt P):1) Cng c Pen v cng c Add Anchor Point:- Cng dng: Cc cng c Pen dng to ra ng Path (cng dng ca ng Path s ni phn sau)- Ty chn:+ Create new shape layer: To ra 1 layer mi c din tch nh bng din tch ca ngPath v t mu tin cnh cho din tch (t dng).+ Create new work path: To ra ng path mi.- Thao tc:

Bc 1: Dng cng c Pen tool to ra ng Path c hnh a gic quanh hnh nh cnchn.Bc 2: Dng cng c Add Anchor Point to thm cc im neo vo v tr cn un cong ngPath, th phm chut, con tr ca cng c bin thnh hnh mi tn mu trng, tcon tr hnh mi tn ny vo im neo mi to, ko r im neo ti cong cn thit.Hoc dng cc tay nm ca Im neo chnh cong ca path theo nguyn tcn by.

2) Cc cng c Pen khc:

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- Cng c Freeform Pen: V ra ng Path c hnh t do.- Cng c Delete Anchor Point: Xo im neo.- Cng c Convert Point: Chuyn im neo gy thnh im neo trn v ngc li

H.25 Option ca cng c Pen

* Cng dng ca ng Path:ng Path c qun l bng bng Path (Path Palette) vi cc nhm lnh nm trong menu

con ca bng Path v cc phm lnh di y bng hoc ta c th kch phm phi chut gi ra cc lnh ny.Cc lnh trong menu con ca bng Path:

- Save path: Lu gi ng path.- Duplicate path: Copy path hin hnh.- Delete path: Xo b path hin hnh.- Make Selection: To vng chn t ng path.- Fill path: T mu cho min bn trong ca ng Path.- Stroke path: T ng vin cho path bng cc cng c t v vi cc tu chn hiien hnhca chng.- Clipping Path: Ct phn nh bn trong Path. (Nu xut file nh c clipping path dinh dng ph hp sang phn mm ho khc th ch c phn nh bn trong ngpath c xut sang).Cc phm lnh di y bng Path c cng dng tng t.

3. B cng c Path Componet Selection/ Direct Selection (phm tt A):1) Cng c Path Componet Selection:Cng dng: Chn v dch chuyn ng Path.2) Cng c Direct Selection:Cng dng: Chn v iu chnh cc im neo.4. B cng c Shape Tool (phm tt U):- Cng dng: V ra nhng hnh c sn.- Tu chn:+ Create new Shape layer: To ra 1 lp mi vi ng path l hnh va v, ng thi t

mu tin cnh cho hnh .

+ Create new work path: To ra ng Path bng hnh va v.+ Create filled region: V v t mu cho hnh va v ra ln layer hin hnh.* Lu : Cc tu chn ny dng cho tt c cc cng c Shape v ch xut hin khi khngc ng path no trn file nh.1) Cng c Rectangle:- Cng dng: V hnh ch nht.2) Cng c Rounded Rectangle:- Cng dng: V hnh ch nht c gc trn.- Tu chn:

Radius : Nhp bn knh ca gc trn.3) Cng c Elipse:

- Cng dng: V hnh Elip.4) Cng c Polygon:- Cng dng: V hnh a gic.

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- Tu chn:Sides: Nhp s cnh cho hnh a gic.5) Cng c Line:- Cng dng: V ng thng.- Tu chn:Weight: Nhp b dy cho ng line.6) Cng c Custom Shape:- Cng dng: V nhng hnh t do khc nhau.- Tu chn Shape: La chn nhng mu hnh c

H.26 PalettePath

bi 5

Xii. dng ch quick mask to vng chn

Quick Mask (Mt n tam thi) ch hin hu tm thi cho n khi thot ra khi ch Quick Mask, khi cc vng bin tp trn mt n s bin thnh vng chn.Thao tc:- Nhp vo nt Edit in Quick Mask Mode trn hp cng c hoc n phm Q vo lmvic trong ch Quick Mask.- G t hp phm Alt + Delete to 1 mt n mu hng ln file nh.- Dng cng c Eraser, ty i nhng vng mt n trn khu vc cn chn.- Nhp vo nt Edit in Standard Mode trn hp cng c hoc n phm Q thot ra khich Quick Mask.- Sau khi tr v ch Standard, nhng vng mt n b ty i trong ch QuickMask s tr thnh vng chn.

Xiii. Cc ch lm vic ca mn hnh1. Standard Screen Mode: Ch thng thng.2. Full Screen Mode whith Menu Bar: Ch trn mn hnh (ca s file nh cphng to ht c Maximize) c thanh Menu.3. Full Screen Mode: Ch trn mn hnh khng c thanh Menu.Mun chuyn qua li gia cc ch ny, ta ch cn g phm F hoc nhp vo b

phm chuyn i cc ch mn hnh trn thanh cng c.

xiv. Menu select v cc lnh qun l vng chnMt s lnh trong menu Select c trnh by trong mc IV, y ch gii thiunhng lnh x l vng chn nng cao.1. Lnh Color Range:- Cng dng: To ra vng chn trn c s nhng mu tng ng. Ta c th qui vng chnring.- Bng thoi Color Range:+ Mc Select: Ch nh mu cn chn. Thng dng Sampled Color ch nh mucn chn trn file nh.+ Thanh trt Fuzziness: Mc nhn bit tng mu tng ng.+ Cng c Eyedroper: Ch nh tng mu u tin c chn.

+ Cng c Add to Sample: Ch nh thm tng mu cn chn.+ Cng c Subtract from Sample: Loi bt tng mu chn.+ Tu chn Invert: Cho php o ngc vng chn.

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+ Mc Selection Preview: Cch hin th vng chn trn file nh, thng None.2. Cc lnh Modify: Cng dng:Sa i vng chn.- Lnh Border: Sa i vng chn hin hnh thnhvng chn c dng khung, vin. H.27 Hp thoiColor Range- Lnh Smooth: Lm mm cc gc nhn ca vngchn.- Lnh Expand: M rng din tch vng chn.- Lnh Contract: Thu hp din tch vng chn.3. Lnh Grow:Cng dng: M rng vng chn ra nhng vng c mu t-ng ng vi mu ca vng chn hin hnh.4. Lnh Similar:Cng dng: Tng t lnh Grow nhng rng hn.5. Lnh Transform Selection:

Cng dng: Thay i hnh dng ca vng chn, khc vi lnh Free Transform, lnhTransform Selection khng lm nh hng n cc im nh bn trong vng chn.6. Lnh Save Selection:- Cng dng: Lu gi vng chn.- Thao tc:+ Chn lnh Save Selection, gi bng thoi SaveSelection.+ Chn tn file hin hnh mc Document.+ Chn New mc Channel.+ t tn cho vng chn mc Name.Vng chn c Lu gi di dng 1 knh (Channel)

Alpha v c qun l bi bng Channel.7. Ti vng chn lu: H.28 Hpthoi Save SelectionCch 1: menu Select/ Load Selection:+ Chn tn file lu gi vng chn trong mc Document.+ Chn tn knh lu gi vng chn trong mc Channel.+ Tu chn Invert cho php ti vng chn di dng nghch o.+ Cc tu chn trong bng Operation cho php kt hp vng chn sp ti ra vi vng chnhin c trn file nhCch 2: M bng Channel, tm v ko r knh Alpha c cha vng chn cn ti th xung

phm Load Channel as Selection nm di y bng Channel.

H.29

Hp thoi Load Selection

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H.30 Palette ChannelBi 6

xv. Cc lnh iu chnh mu:Cc mu c bn trong Photoshop:C 6 mu c bn c s dng trong my tnh l: Red ( c), Green (xanh l cy), Blue

(xanh lam), Cyan (lc lam), Magenta ( sen), Yellow (vng) v tng cng thm 2 mu

Black (en) v White (trng) pha trn ra cc mu khc.Nu trn mu Red vi mu Blue (T l 1/1) ta c mu Magenta.Nu trn mu Red vi mu Green (T l 1/1) ta c mu Yellow.Nu trn mu Green vi mu Blue (T l 1/1) ta c mu Cyan.Nu trn mu Cyan vi mu Magenta (T l 1/1) ta c mu Blue.Nu trn mu Cyan vi mu Yellow (T l 1/1) ta c mu Green.Nu trn mu Yellow vi mu Magenta (T l 1/1) ta c mu Red.1. Lnh Level:- ng dn: menu Image/ Adjust/ Levelhoc g: Ctrl + L.- Cng dng: iu chnh mc sng ti, m

nht ca mu sc.- Cch s dng:- Cch s dng: Nhp v ko r cc con trt trn -

ng thng bn di th biu din iuchnh gi tr sng ti ca mu sc.+ Hoc dng cc cng c Set Black Point, Set White Point thit lp cc im en, trngtuyt i ci thin sng ti. H.31 Bng chnh mu Level+ C th chnh trn knh t hp hoc cc knh c th bngcch chn tn knh trong mc Channel.2. Lnh Auto Level:

- ng dn: menu Image/ Adjust/ Auto Levelhoc g: Ctrl + Shift + L- Cng dng: T ng iu chnh mc sng ti ca musc.3. Lnh Auto Contrast:- ng dn: menu Image/ Adjust/ Auto Contrasthoc g: Ctrl + Alt + Shift + L- Cng dng: T ng iu chnh mc tng phn camu sc.4. Lnh Curves:- ng dn: menu Image/ Adjust/ Curves

hoc g Ctrl + M.- Cng dng: Tng t lnh Level, nhng iu chnh trn 1 ng biu din dng th.- Cch s dng:

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+ Nhp v ko r ng biu din chnh sa, thay i H.32 Bngchnh mu Curves sng ti.5. Lnh Color Balance:- ng dn: menu Image/ Adjust/ Color Balance.Hoc g: Ctrl + B.- Cng dng: iu chnh s cn bng mu sc.- Cch s dng:+ Ty chn Preserve Luminosity: Duy tr sng ti.+ Cc con trt Cyan Red; Magenta Green; Yelow Blue:Dng cn chnh li mu sc, khi ko con trt v 1 pha th mu pha c tng lnv mu pha i lp s gim i. H.33 Bng chnh mu Color Balnce+ Cc ty chn trong Tonebalance:La chn tng mu iu chnh.6. Lnh Brightness/ Contrast:- ng dn: menu Image/ Adjust/ Brightness-

Contrast- Cng dng:+ iu chnh sng ca hnh nh bng thanhtrt Brightness.+ iu chnh tng phn ca hnh nh bng thanh trt Contrast.H.34 Bng chnh mu Brightness/Contrast7. Lnh Hue/ Saturation:- ng dn: menu Image/ Adjust/ Hue-SaturationHoc g Ctrl + U.- Cng dng:+ iu chnh sc mu trn thanh trt Hue.

+ iu chnh bo ha mu (cng mu) trnthanh trt Saturation.

+ iu chnh sng ti trn thanh trtLightness.- Ty chn Colorize: Chuyn hnh nh v dng mun sc iu chnh.8. Lnh Desaturate:- ng dn: menu Image/ Adjust/ Desaturate H.36 Bng chnhmu Hue/Saturationhoc g: Ctrl + Shift + U

- Cng dng: Hy b bo ha mu sc, a nh v dngen trng.9. Lnh Replace Color:- ng dn: menu Image/ Adjust/ Replace Color- Cng dng: iu chnh, thay th mu sc trong phamvi tng mu c chn.- Cch s dng:+ Thanh trt Fuzziness: Mc nhn bit tng mu t- ngng.+ Cng c Eyedroper: Ch nh tng mu u tin c chn.+ Cng c Add to Sample: Ch nh thm tng mu cn chn.

+ Cng c Subtract from Sample: Loi bt tng mu chn..+ Cc con trt Hue, Saturation, Lightnees: iu chnh scmu, cng , sng ca mu sc c chn.

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10. Lnh Selective Color:- ng dn: menu Image/ Adjust/ Selective Color- Cng dng: Tinh chnh cc thnh phn mu hm cha trong 1 mu c bn.- Cch s dng:+ Chn mu cn Iu chnh trong hp Color.H.37 Bng chnh mu Replace Color+ Ko cc con trt Cyan, Magenta, Yellow, Black tng (gim) gi tr cc mu ny

ang hm cha trong mu c chn.

H.38 Bng chnh mu Selective ColorH.39 Bng chnh mu Chanel Mixer11. Lnh Chanel Mixer:

- ng dn: menu Image/ Adjust/ Channel Mixer- Cng dng:Tng t lnh Selective Color, nhng iu chnh trn cc knh mu.12. Lnh Gradient Map:- ng dn: menu Image/ Adjust/ Gradient Map.- Cng dng: S dng cc mu mu Gradient (mu chuyn) hin th hnh nh.13. Lnh Invert:

- ng dn: menu Image/ Adjust/ Invert.- Cng dng: Nghch o mu sc, to hiu qu m bn.14. Lnh Equalize:

- ng dn: menu Image/ Adjust/ Equalize.- Cng dng: Phn phi li cc gi tr sng ti lm hnh nh c v sng hn v tngphn hn.15. Lnh Threshold:- ng dn: menu Image/ Adjust/ Threshold- Cng dng: Chuyn i nh mu hoc nh xm thnh hnh nh en trng tngphn cao. Mc tng phn c th iu chnh bng con trt trong bng thoiThreshold.16. Lnh Posterize:- ng dn: menu Image/ Adjust/ Posterize- Cng dng: Lm thay i cc mc xm ca hnh nh. Gi tr nhp vo hp thoi

Posterize quyt nh n trung thc ca hnh nh.17. Lnh Variation:- ng dn: menu Image/ Adjust/ Variation

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- Cng dng: iu chnh mu sc bng cch thm vo nh 1 trong 6 mu c bn lm gim bt mu i lp vi mu c thm vo.- Cc ty chn:+ Current Pick: Phin bn hin hnh ca file nh.+ Con trt Fine Coase: iu chnh mc p dng ca hiu ng.+ Show Clipping: Ty chn cho php xut hin cnh bo khi chnh qu .

H.40 Bng chnh mu Variation

Bi 7

Xvi. Cc ch mu trong Photoshop1. Ch RGB:Da trn 3 mu c s l: Red, Green v Blue, nu dng 3 mu ny trn li vi nhau theo

t l 1/1/1 ta s c mu trng.2. Ch CMYK:Da trn 4 mu c s l Cyan, Magenta, Yellow v Black, nu dng 3 mu Cyan,

Magenta, Yellow trn li vi nhau theo t l 1/1/1 ta s c mu en.3. Ch Bitmap:Ch s dng 2 mu en v trng hin th hnh nh.4. Ch Grayscale:Dng thang xm (256 sc t en n trng) hin th hnh nh. y cn lch trung gian chuyn t cc ch mu sang ch Bitmap v Duotone.5. Ch Duotone:L ch Grayscale c tng cng thm 1 s mu khc (ti a l 4 mu).6. Ch Indexed Color:Ch dng ti a 256 mu hin th hnh nh.

7. Ch Lab Color:Ch ny c cung mu ln bao gm c 2 cung RGB v CMYK, thng c dng cho ccthit b chuyn dng.8. Ch Multichannel:Dng mu ca cc knh (channel) hin thhnh nh.Chuyn i qua li gia cc ch mu:Vo menu Image/ Mode, chn ch mu cnchuyn ti.

xvii. Cc lnh qun l v iu chnh hnh nh:

1. Lnh Duplicate:- ng dn: menu Image/ Duplicate.

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- Cng dng: To bn sao ca file nh hin hnh, nhng cha c lu (Save).2. Lnh Image Size:- ng dn: menu Image/ Image Size.- Cng dng: Kim tra v iu chnh kch thc, phn gii ca file nh.- Bng thoi Image Size:+ Mc Pixel Dimenson: Kch thc ca file nh tnh bng n v pixel v dung lng

chim dng b nh ca file nh.+ Mc Documet Size: Kch thc thc v phn giai ca file nh.H.41 Bng thoi Image Siz+ Ty chn Constrain Proportion: Duy tr t l

gia chiu ngang v chiu dc ca file nh khithay i gi tr ca 1 chiu.+ Ty chn Resample Image: Khng duy tr lng

Im nh c. Nu b ty chn ny, khi thay ikch thc hoc phn giI, th thnh phnkia cng thay i theo.

3. Lnh Canvas Size:- ng dn: menu Image/ Canvas Size- Cng dng: Thay i kch thc trang v ca filenh m khng thay i kch thc ca hnh nh.- Bng thoi Canvas Size:+ Nhp kch thc mi cho file nh trong mc New

Size.+ Chn hng thay i v im mc thay i kch thc file nh mc Anchor. .

H.42 Bng thoi Canvas Size4. Lnh Rotate Canvas:- ng dn: menu Image/ Rotate Canvas.

- Cng dng: Xoay hoc lt ton b hnh nh.- Cc lnh Rotate:+ 1800 : Xoay 1800.+ 900 CW: Xoay 900 thun chiu kim ng h.+ 900 CCW: Xoay 900 ngc chiu kim ng h.+ Abritrary: Nhp 1 gc quay ty .+ Flip Horizontal: Lt ngang+ Flip Vertical: Lt dc.5. Lnh Extract:- ng dn: menu Image/ Extract

hoc g: Ctrl + Alt + X- Cng dng: Trch xut nhng hnh nh phc tp c bin khng r rng, b xen k vinn.- Thao tc:+ Bng Extract c cc cng c nm bn l tri v cc ty chn nm bn l phi, gia

bng l hnh nh xem trc ca file nh.+ Dng cng c Edge Highlighter (phm tt B) t mu ln phn hnh nh b xen k vi

nn.+ Dng cng c Fill (phm tt G) t vo phn bn trong ca hnh nh (phn khng

b xen k vi nn)+ Dng cng c Eraser (phm tt E) sa li nhng phn t qu tay.

+ Kch vo phm Preview xem trc kt qu, sau kch OK.Sau khi kt thc cng vic, cc phn nh nn s b xa ht v tr thnh trong sut, chcn li hnh nh cn trch xut.

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6. Lnh Liquify:- ng dn: menu Image/ LiquifyHoc g Ctrl + Shift + X.- Cng dng: Lm bin dng hnh nh ty theo tnh nng tng cng c ca bng.- Tnh nng ca cc cng c:+ Warp (phm tt W): Lm cong hnh nh.+ 2 cng c Twirl (phm tt R, L): Xon hnh nh thun v ngc chiu kim ng h.+ Pucker (phm tt P): Lm dm hnh nh.+ Bloat (phm tt B): Lm dn n hnh nh.+ Shift Pixel (phm tt S): Di chuyn hnh nh.+ Reflection (phm tt M): Phn hi hnh nh.+ Reconstruct (phm tt E): Khi phc li hnh nh ban u.+ Freeze (phm tt F): To vng bo v hnh nh khi s bin dng.+ Thaw (phm tt T): Xa b vng bo v.

H.43 Bng thoi Extract

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H.44 Bng thoi Liquify

Bi 8

xviii. S dng Cc b lc (filter) trong photoshop1. Cng dng ca cc b lc:

Cc b lc c dng to ra nhng hiu ng khc nhau cho hnh nh. Hnh nh iqua b lc s b bin i ty theo tnh cht ca tng b lc.Do c rt nhiu b lc nn y ch gii thiu nhng b lc cn thit, thng s dng.

Cn li, tm hiu cc b lc khc ta cn phi dng th chng tm ra nhng blc c ch cho cng vic c th ca tng ngi.2. Cc b lc thng dng:1) B lc Artistic (hiu qu ngh thut):- Dry Brush: To ra hiu ng ging nh v tranh sn du vi nhng mng mu khng c

vn ta.2) B lc Blur (lm m hnh nh):- Blur More: Lm gim sc nt ca hnh nh. Thng c s dng lm m

nhng nt gai ca hnh nh, c bit l nhng hnh nh scan t bn gc c in trncht liu giy khng mn.- Motion Blur: To hiu ng chuyn ng thng cho hnh nh, hiu qu ny s tng t

hiu qu ca k thut lia my trong nhip nh.- Radial Blur: To hiu ng chuyn ng xoay (vi ty chn Spin) v chuyn ng hng

tm (ty chn Zoom)5) B lc Brush Strokes (hiu qu ca nt v):- Crosshatch: To ra hnh nh ging nh c v bng bt ch vi nhng nt v an cho

nhau.6) B lc Distort (bp mo hnh nh):

- Ocean Ripple: Bp mo hnh nh ging dng bt bin.- Ripple: Bp mo hnh nh di dng sng nc.- Wave: Bp mo hnh nh di dng sng.-ZigZag: Bp mo hnh nh theo hnh ngon ngoo ng tm.7) B lc Noise (lm nhiu hnh nh):-Add Noise: Tng nhiu ca hnh nh bng cc ht mu lm tm.8) B lc Render:- 3D Transform: Din t hnh nh theo khng gian 3 chiu da trn 3 khi c bn l lp

phng, tr, cu.

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H.45 Bng thoi 3D Transform

- Clouds: Ha trn 1 cch ngu nhin mu tin cnh v mu hu cnh, thng ng dngto ra my tri.- Lens Flare: Hiu qu le sng, ging nh chp nh ngc sng.Bng thoi Lens Flare:+ Thanh trt Brightness: iu chnh cng nh sng.+ nh Flare Center: Chn tiu im sng.

+ Cc ty chn Lens Type: La chn kiu ng knh.

H.46 Bng thoi Lens FlareH.47 Bng thoi Lighting Effect- Lighting Effect: Hiu ng nh sng.Bng thoi Lighting Effect:

+ Bn l tri ca bng thoi l nh xem trc ca file.+ Hp Style: Chn kiu chiu sng.+ Hp Light Type: Chn kiu nh sng.+ Cc thanh trt: iu chnh cc thuc tnh v tnh cht ca nh sng.+ Hp Texture Channel: Chn knh mu diu chnh (thng chn None iu chnh

trn knh t hp).+ mu th nht (thuc phn bng Light Type): chn mu ca nh sng.+ mu th 2 (thuc phn bng Properties): chn mu cho vng nh sng bin.9) B lc Sharpen (tng sc nt ca hnh nh):- Unsharp Mask: Lm sc nt cc ng bin trong nh, sa li nhng ch m nhe.10) B lc Stylize (Cch iu ha hnh nh):

- Emboss: To hiu ng rp ni hnh nh.- Trace Contour: To nt vin cho ng bin ca s chnh lch sc mu (chc nng li hnh nh).

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11) B lc Texture (to kt cu b mt cho hnh nh):- Mosaic Tile: To 1 b mt ging nh c khm 1 lp ngi.- Texturizer: To cho b mt hnh nh 1 kt cu ging kt cu ca cc cht liu: vi

bt, vi bao b, sa thch,....Ch : Hu ht cc b lc khng p dng c vi nh Bitmap, nh Indexed Color, nh c knh

16 bit. Mt s b lc ch p dng cho nh RGB. Mun p dng li b lc c s dng gn nht, ta vo menu Filter, b lc c s dng

gn nht s nm trn nh ca menu hoc g phm Ctrl + F.

Bi 9xix. cc k thut nng cao cho layer1. S dng cc Layer Style (hiu ng lp):Cc Layer Style c s dng nng cao hiu qu thm m cho cc lp nh (k c lpch). Cc Layer Style lin kt trc tip vi lp c p dng.

C th m bng thoi Layer Style bng nhng cch sau: Vo menu Layer/ Layer Style ri chn hiu ng cn p dng. Kch p (double click) vo tn lp cn p dng hiu ng trong bng Layer. Kch vo nt Layer Style di y bng Layer v chn hiu ng cn s dng.Bng thoi Layer Style:

H.48 Bng thoi Layer Style

Phn ra tri ca bng l danh mc cc hiu ng.Phn gia l cc ty chn ca hiu ng ang s dng.Layer Style gm c cc hiu ng sau:

1) Drop Shadow: To bng bn di phn nh ca lp.2) Inner Shadow: To bng vo bn trong phn nh ca lp

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3) Outer Glow: To bng qung (ta sng) ra bn ngoi phn nh ca lp.4) Inner Glow: To bng qung (ta sng) vo bn trong phn nh ca lp.5) Bevel and Emboss: Hiu ng vt cnh (chm khm) v rp ni. Hiu ng ny c 5 Style khc:- Outer Bevel: Vt cnh ra bn ngoi phn nh ca lp.

- Inner Bevel: Vt cnh vo bn trong phn nh.- Emboss: Rp ni hnh nh ca lp.- Pillow Emboss: Khc rnh xung quanh phn nh ca lp.- Stroke Emboss: Rp ni phn nt vin ca lp.Cc Style ny c th dng kt hp vi 2 ty chn:+ Contour: to hnh thc ng vin cho hiu ng (cc ng vin cng c to hiung).+ Texture: Dng cc mu texture (kt cu b mt) to hiu ng.6) Satin: To bng pha bn trong phn nh ca lp.7) Color, Gradient, Pattern Overlay: Che ph (t) cho phn nh ca layer bng 1 muphng, mu chuyn (gradient), hoc bng mu pattern.

8) Stroke: To ng vin bao quanh phn nh ca lp vi cc mu n, mu gradient,pattern.

Ty chn ca cc layer Style:- Distance: Khong cch gia lp nh v bng .- Spead (hoc Choke): sc nt ca bng.- Size: ln ca bng.- Contour: Hnh thc ng vin ca bng.- Noise: nhiu.i vi Hiu ng Bevel and Emboss:- Depth: cao ( sc) ca cnh vt.

- Soften: Lm mm cnh vt.2. Bng Style (Palette Style):Cha cc Layer style c sn, mun s dng cc Style ny ta ch vic nhp vo biutng ca Style cn dng. Ta c th ti thm cc style c sn hoc t to ra cc style mi.

Phm New Style

H.49 Palette Style

3. S dng Layer iu chnh, Layer t mu:1) Layer iu chnh (Adujstment Layer):- Cng dng: Layer iu chnh cho php iu chnh mu sc (bng cc lnh trongmenu Image/ Adjust) ca cc Layer bn di m khng cn tc ng trc tip ln mu scca cc layer .- Thao tc: to ra 1 Layer iu chnh ta c nhng cch sau:

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+ Vo menu Layer/ New Adjustmaent Layer ri chn tn lnh iu chnh cn s dngcho layer ny.+ Kch vo phm Create new fill or adjustment layer di y bng Layer.2) Layer t mu (Fill layer):- Cng dng: To ra 1 layer mi c mu t l mu n, gradient hoc pattern- Thao tc: Tng t nh thao tc vi layer iu chnh.3. S dng mt n lp (Mayer Mask):- Cng dng: Dng che 1 phn hoc ton b hoc lm m hnh nh ca 1 lp to racc hiu ng cho hnh nh (mt n ca 1 lp ch c tc dng vi lp ).- Thao tc:+ Chn lp cn to mt n.+ Kch vo phm Add Mask di y bng Layer.Trn 1 mt n lp, nu t mu en th s che du hnh nh i (nhng khng hin th

mu en trn nh), nu t mu trng s lm hin ln nhng hnh nh b che ph. Nut mu en vi Opacity thp, hoc vi cng c Gradient (chn mu chuyn t en ntrng) th s lm m hnh nh.

+ Nu trn lp c vng chn th mt n lp s che giu nhng vng khc khng thucvng chn4. Hiu ng Clipping Goups (t 1 hnh nh vo hnh nh khc):- ng dn: menu Layer/ Group with Previoushoc g Ctrl + G.- Cng dng: Nhm lp hin hnh vi lp di n v lng hnh nh ca lp ny vo din tchca lp di (thng c din tch phn nh nh hn lp trn), nu lp di c s dng ccLayer Style th hnh nh kt qu cng s c cc Style .- tho b hiu ng ny ta g lnh Ctrl + Shift + G.

Bi 10

xx. S dng bng Action1. Cng dng ca bng Action:Lu gi v cho php s dng cc thao tc t ng hon tt 1 cng vic c thit

lp sn. VD: Action Wood Frame 50 pixel s t ng thao tc cc cng on to ra1 khung g c b rng 50 px cho file nh.2. Cch s dng:- Chn Action cn dng.- Kch vo phm Play di y bng Action.Hoc c th gn cho Action 1 phm tt, v ch cn g phm tt Action s t ngthao tc:

+ Kch p vo Action cn gn phm tt.+ Chn phm tt cho Action trong mc Function Key, gm c cc phm t F2 n F12,c th kt hp thm phm Shift hoc Ctrl trnh trng phm vi cc lnh khc.Lu : C th ti thm cc Action mc nh khc ca Photoshop hoc t to ra cc Actionmi.3. To 1 Action mi:- Kch vo phm Create new Set di y bng to ra b Action ring v nhp tn chob Action ny (trnh lm ln vi cc Action mc nh).- Kch vo phm Creat new Action di y bng to 1 Action mi.- Trong bng thoi New Action:+ t tn cho Action mi mc Name.

+ Chn set action mc Set (nn chn set va to ra).+ Chn phm tt (nu cn) cho Action mi mc Function Key.+ Kch Record bt u ghi Action.

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- Lm cc thao tc mu ca cng vic.- Kt thc cc thao tc mu, kch vo phm Stop di y bng Action.Action mi c to xong, c th s dng Action ny ging nh cc Action mc nh

ca Photoshop.

Xix. mt s thao tc tt trong Photoshop:1. Mn cng c Move (di chuyn) trong khi s dngcc cng c to vng chn khc bng cch: Gi phmCtrl, di chuyn xong, th phm Ctrl ra cng c Move binmt, tr li cng c hin hnh.2.Mn cng c Eyedropper (trch mu mu cho hpForeground Color) trong khi s dng cc cng cAirbrush, Paintbrush, Pencil, Gradient bng cch:Gi phmAlt, trch mu xong, th phm Alt ra cng cEyedroper bin mt, tr li cng c hin hnh.3. Mn cng c Add Anchor Point (thm im neo

cho ng Path) trong khi s dng cng c Pen: ch vic acon tr cng c Pen ti st ng Path.4. Mn cng c Delete Anchor Point (xa im neo)trong khi s dng cng c Pen: ch vic a con tr cng cPen ti st im neo cn xa.5. Mn cng c Direct Selection (iu khin imneo) trong khi s dng cng c Pen: Gi phm Ctrl, iu chnh xong, th phm Ctrl racng c Direct Selection bin mt, tr li cng c hin hnh l cng c Pen.H.50 Palette Action

6. n hin cc bng:

- Bng Color: F6- Bng Layer: F7- Bng Info: F8- Bng Action: F9- Hp cng c v thanh Option: Tab7. Chuyn nhanh ng Path thnh vng chn ( Feather = 0): Ctrl + Enter8. o th t layer hin hnh:- o ln bn trn lp k trn: Ctrl + ]- o xung bn di lp k di: Ctrl + [- o ln trn cng : Ctrl + Shift + ]

- o xung di cng : Ctrl + Shift + [9. Chuyn lm vic gia cc layer:- Chuyn lm vic vi lp k trn: Atl + ]- Chuyn lm vic vi lp k di: Atl + [- Chuyn lm vic vi lp trn cng: Atl + Shift + ]- Chuyn lm vic vi lp di cng: Atl + Shift + [10.Nhp gi tr Opacity cho cc cng c t v hoc cho 1 Layer:- G phm s: 1 cho gi tr 10%, 2 cho gi tr 20%... 9 cho gi tr 90%, 0 cho gi tr100%.- Nu g lin tc 2 phm s, s c gi tr bng s . VD: g lin tc 2 phm 1 & 5 ta - c gi tr 15%.

- Nu cng c ang s dng l cng c t v th vic g phm s s nhp gi tr Opacityhoc Presure... cho cng c. Nu cng c ang s dng khng phi l cng c t v thvic g phm s s nhp gi tr Opacity cho layer hin hnh.

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11. Chuyn lm vic vi cc ch ha trn (Mode) ca cc cng c t v hocca layer:- Chuyn t trn xung di theo th t ca danh mc Mode: Shift + +- Chuyn t di ln trn theo th t ca danh mc Mode: Shift + -Nu cng c ang s dng l cng c t v th s chuyn i cc Mode cho cng c.

Nu cng c ang s dng khng phi l cng c t v th s chuyn i cc Mode cholayer hin hnh.Ph lc

Mt s phm tt thng dng1. Hp cng c

STT Cng c Phm tt Cng dng Ghi ch

1Rectangular

MarqueeM

V vng chnhnh ch nht

Nu gi Shift trong khi v,s c vng chn c hnhvung hoc hnh chnht2

ElipticalMarquee

V vng chnhnh elip

3 Move V Di chuyn Nu gi Shift th ch dichuyn theo phng ngangv phng ng

4 Lasso

L

V vng chn chnh t do

5Polygonal

Lasso

V vng chnhnh a gic

Nu gi Shift trong khi v,th ch v c cc cnh cphng ngang hoc phngng

6Magnetic

Lasso

V vng chn datrn bin ca schnh lch musc

7 Magic Wand WTo vng chntrn nhng vngmu tng ng

8 Crop C Ct, xn nhNu gi Shift trong khi vvng crop, s v c vng chnh vung

9 Airbrush JPhun mu tincnh

10 Paintbrush

B

T mu tincnh

11 PencilT mu tincnh vi cc ntbt cng

12 Clone Stamp

S

Nhi mu hnhnh 1 khu vc v sang 1 khuvc khc

13Pattern

Stamp

T nhng muhnh c snhoc t to ra

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14HistoryBrush

Y

Xa b nhnghnh nh thao tc trn file

15Art History

Brush

Lm nhe hnhnh theo nhngphng thc khcnhau

16 Eraser

E

Ty b hnhnh,ch gi li muBackground

17Background

Eraser

Ty b hnhnh, k c muBackground

18MagicEraser

Ty b hnh nhc mu tng

ng

19 Gradient

G

T chuyn muNu gi Shift, ch chophp t theo phng ngang,phng ng v phng 45 0

20 Paint BucketT mu tincnh hoc mupattern

21 Blur

O

Lm m, gim sc nt cahnh nh

22 SharpenLm tng sc nt cahnh nh

23 Smudge Di nhe nh24 Dodge

R

Lm sng nh25 Burn Lm ti nh

26 SponeTng/ gim bo ha mu

27Path

ComponentSelection

A

Chn v dichuyn ngPath

28Direct

Selectioniu khin ccim neo trnng Path

29 Type T To vn bn

30 PenP

To ng Paththng

31Freeform

PenTo ng Path tdo

32 RectangleU V ng Path c

hnh ch nht

33 RoundedRectangle V ng Pathhnh ch nhtc gc trn

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34 EllipseV ng Pathhnh elip

35 PolygonV ng Path chnh a gic

36 Line V ng thng

37 CustomShape V ng Path chnh ty chn

38 Eyedroper I

Trch (phntch) mu mucho hp muForeground

C th mn cng c nytrong khi s dng cng cAirbrush, Paintbrush, Pencil,Gradient bng cch giphm Alt

39 Hand H Cun nh

C th mn cng c nytrong khi s dng cc cngc khc bng cch giphm Spacebar

40 Zoom Z Phng ln nh

C th mn cng c nytrong khi s dng cc cngc khc bng cch giphm:

Spacebar+ Ctrl

41

Quick MaskMode vStandard

Mode

Q

Chuyn i quali gia ch lm vic chun(Standard Mode)v ch Quick

Mask

43Full Screen

ModeF

Chuyn i quali gia cc ch lm vic ca

mn hnh

2. Menu File

STT Lnh Phm tt Cng dng Ghi ch1 New Ctrl + N To flie mi

2 Open Ctrl + O M file3 Save Ctrl + S Lu file

4 Save as

Ctrl + Alt +S hoc

Ctrl + Shift+ S

Lu file di nh dngv tn khc

5 Print OptionCtrl + Alt +

PThit lp thuc tnh

cho in n

3. Menu Edit

STT Lnh Phm tt Cng dng Ghi ch

1 Undo Ctrl + Z Tr li thao tc trc

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2Step

ForwardCtrl + Shift +

ZNgc li lnh

Undo

3Step

BackwardCtrl + Alt +

ZTip tc tr li cc

thao tc trc na

4 Cut Ctrl + X

Ct b nhng imnh trong vng chn

nhng vn c b nh lugi

5 Copy Ctrl + C

Sao chp cc imnh ca layer hin

hnh trong vng chnvo b nh

6 Copy MergeCtrl + Shift +

C

Sao chp cc imnh ca trong vngchn ca tt c cc

layer vo b nh

7 Paste Ctrl + VDn nhng im nh c cut hoc copy

vo file

8 Paste IntoCtrl + Shif +

V

Dn nhng im nh c cut hoc copy

vo bn trong vngchn

9 Clear DeleteXa b nhng imnh bn trong vng

chn

10 Fill

Shift + F5hoc

Shift +Backscape

T mu cho vng chn

11Free

TransformCtrl + T

Thay i hnh dngca cc im nh bn

trong vng chn hayca 1 lp

4. Menu Image


1 Levels Ctrl + Liu chnh mc m nht ca musc

2 Auto LevelsCtrl + Shift +

L

T ng iuchnh mc mnht ca mu sc

3Auto

ContrastCtrl + Alt +Shift + L

T ng iuchnh tng phnca mu sc

4 Curves Ctrl + M

iu chnh mc m nht ca musctheo th

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5Color

BalanceCtrl + B

iu chnh s cnbng mu sc

6Hue/Saturati

onCtrl + U

iu chnh sc muv bo ha mu

7 DesaturationCtrl + Shif t+

U

Hy b mu sc(gim bo hamu vgi tr ti thiu)

8 Invert Ctrl + INghch o mu sc(Hiu qu m bn)

9 Extract Ctrl + Alt + XTrch xut hnh nhphc tp

10 LiquifyCtrl + Shift +

XLm bin dnghnh nh

5. Menu Layer


1 New layer

Ctrl + Shift +N

HocCtrl + Alt +Shift + N

To layer mi

2Layer via

CopyCtrl + J

To bn sao cc imnh nm trong vngchn ca layer hin

hnh ln1 lp mi

Nu khng c vngchn lnh ny s to ra

bn sao ca layerhin hnh

3Layer via

CutCtrl + Shift +

J

To lp mi vi ccim nh bn trongvng chn ca layer

hin hnh

Cc im nh bntrong vng chn calayer gc s b ct

cho layer mi

4Group withPrevious

Ctrl + GTo hiu ng Clipping

hnh nh

Hiu ng ny thnh nh ca layertrn vo din tch

layer di

5 UngroupCtrl + Shift +

GG b hiu ng

Clipping

6 Merge Down Ctrl + ETrn layer hin hnh

vi layer k di n

Nu c cc layerang c link vi nhau

th lnh ny trthnh lnh Merge Link

7MergeVisible

Ctrl + Shift +E

Trn tt c cc layerang hin th thnh

layer background

6. Menu Select


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1 Select All Ctrl + A

To vng chn choton layer hin hnh

(k c vng trongsut)

2 Deselect Ctrl + D Hy vng chn

3 Reselect Ctrl + Shift +D Gi li vng chn hy

4 InverseCtrl + Shift +

INghch o vng

chn

5 FeatherCtrl + Alt +

Dt li feather

cho vng chn v

7. Menu FilterSTT Lnh Phm tt Cng dng Ghi ch

1 Last Filter Ctrl + Fp dng li b lc va

s dng xong

2Last Filter

TableCtrl + Alt +

F

Gi li bng thoi cab lc va s dng

xong

8. Menu ViewSTT Lnh Phm tt Cng dng Ghi ch

1 Zoom In Ctrl + + Phng to hnh nh2 Zoom Out Ctrl + - Thu nh hnh nh

3Fit on

Screen

Ctrl + 0Zoom v kch c va

mn hnh4 Actual Pixel

Ctrl + Alt +0

Zoom v ng t l100%

5Show

ExtractCtrl + H

n, hin bin vngchn

6Show

GuidesCtrl + n, hin ng dng

7 Show GridCtrl + Alt +

n, hin li

8 Show Ruler Ctrl + RBt ,tt thc o 2bn ca s file nh

9. Menu WindowSTT Lnh Phm tt Cng dng Ghi ch

1Show/ Hide

Tool Option

Tabn/ hin hp cng c

v thanh Option

2Show/ Hide

ColorF6 n/ hin Palette Color

3Show/ Hide

LayerF7

n/ hin PaletteLayer

4 Show/ HideInfo F8 n/ hin Palette Infor

10. Chn menu v cc lnh trong menu bng bn phm:36


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Trn Menubar, tn ca mi menu lnh u c 1 k t c gch chn, VD: View. Ta cth kt hp k t ny trn bn phm vi phm Alt m menu . VD: Alt + F mmenu file.Trong menu lnh, tn ca mi lnh cng c 1 k t c gch chn. Sau khi m menubng cch kt hp phm Alt vi k t gch chn tn menu, tip tc g k t gch chnca lnh cn s dng, ta s p dng c lnh .V d: gi c lnh Color Range trong menu Select, ta g Atl + S ri g C (S l k t

c gch chn tn menu Select, C l k t c gch chn tn lnh Color Range), hay: gi lnh Curves, ta g Alt + I sau g A ri g V.Tng t, ta c th gi cc lnh khc theo cch trn. Nu nm r ni dung ca ccmenu, ta c th lm vic rt nhanh chng bng cch ny.

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