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PhotoshopЧļ֡ͼ 

ߣ    ITԴվԭ        ʱ䣺2012-8-2
νͼͼеijһ(ijһֲ)ԭͼС롱Ĺ̡

ͼͼ飬տͼɣPhotoshopѧϰһѹءּڶPhotoshop֮Чļ֡ͼһϣܶԴ

һУħ

Magic Wand Tool(ħ)ǽѡĹ֮һһݲֵ(ToleranceĬΪ32)ΧڽɫͬͬʱѡСǵİɫ(ͼ1)ħڱɫϵɫѡȡѡ[Select][Modify][Expand]ѡѡڵѡĶԻֵΪ1ѡ[Select][Feather]()ѡڵIJ˵ֵͬ1ѡԵʶȵЧ[Ctrl+Shift+I]ݼתѡȡѡɡ

ܽ

ŵ㣺żɣ򵥣ա

ȱ㣺1.ͼ1ͼƬ2.ѡȡЧϴֲڣȽʺѡȡϸڽٵͼƬѡȡµӦлСɱʽ֣޶ȵؼϸѡȡϵȱ

ڶУ·༭

ھ߱ڵɾ·߿ڵص㣬Path(·)ǽѡõĹߣ

ΧҪٳIJͼһŵѡʹáLasso Tool()ֻҪžͺãҪȷѡԺִСWindows/Path˵л·壬Ͻǵβ˵ѡMake Work PathڵĶԻѡݲֵĬΪ2(ͼ2)һΧѡȡͼһԵ·ˡ·б༭ڹѡPen Tool(ֱʹ)༭·ʱѡPen Toolס[Ctrl]Pen Toolͱ˽ڵ༭ɿ[Ctrl]Pen Tool·ϱӽڵ㹤ߣڽڵϱɾڵ㹤ߣ[Ctrl+ո]лŴ󾵹ߣ˲ʡƵĹл·ı༭ҪɾҪĽڵ㣬ڿ·ĵطϽڵ㣻Ȼڽڵ༭״̬(Ȼǰס[Ctrl])ijһڵ㣬־(ڵϳֵ߼˵Ŀķ)ͨı·ߵĻȺʹ֮Ҫѡͼ񲿷ֵıԵǺϡ·༭ҪﵽЧǣþٵĽڵ㣬Բ·ܾȷɶͼѡȡ

Ҫ·༭Ժ󣬻ص·壬[Ctrl]·ǩ·ѾתΪѡˣһ൱ȷѡʵˡ

ܽ

ŵ㣺1.ܱƣ2.ֻҪ㹻ģԲʵַdzȷѡ

ȱ㣺ϸͼ(뷢)޿κΣ

Уͨѡȡͼ

PhotoshopеͨѡеĹϵ⽨һѡȻִ[Select][Save Selention]ڵıѡԻѡ񱣴浽ͨ(New)Ȼͨ(ڡNameµ֣ǰͼ3)ɺתͨ壬DzǶһµͨأµͨǩԿµͨ棬ѡ԰ɫ֣δѡΪɫȫɫ״̬±༭ͼҪ뱣ѡʱִ[Select][Load Selention]ڵĶԻѡȷͨƣ㱣ѡ³ֳ(ǰɫ)ѡͨУɫѡɫδѡв֣ɫѡϢбʾһɫĽ͹ɡ

ѡͨĹϵϡLevels(ɫ׵)ߣʵֶijЩͼѡȡѡȡͷΪתͨ壬RGBģʽ£ε鿴RGBͨҳһڰ׷ͨ꽫ϵͨ׶Ҳ[Create New Channel(½ͨ)]ťϣ͸ͨȻ󵥻Ƶ֮ͨб༭ȣ÷ѡȡͷΧһѡʹ[Ctrl+L]ݼɫ׵(ͼ4)·ͼ꣬ȡұߵİɫܣȡѡͷĻɫ򣬻ɫɰɫٵȡߵĺɫܣȡͷɫ֣ڶȽǿͨȡͷֱڣಿֱסҪע㣺1.ɫǽѡԣЧ[Ctrl+I]ݼתͼɫͷɰɫ2.ѡͷʱмǻɫãͷȫúɫܵɴڣǽѡпĽһ̲īʵɫɷdzҪɫ׵󣬷תѡúɫղδ༭֣[Ctrl+D]ȡѡȫɫ״̬µͨΪѡͷֽõȷϸѡȡ

ܽ᣺

֪ѡȡͷϸͼѷ

༭ʾĽѡı룬ѡʱ򣬻нѡΪѡ(New Selection)ӵԭѡ(Add to Selection)ӵǰѡмȥ(Subtract from Selection)ѡ(ͼ5)ʵӦУӵͼѡҪԲֲͬòͬѡȡӦעʱԼIJѡȻѡĸַʽѡĺϳΪҪѡ

⻹һЩרŵĿͼKnockOutҲܴﵽȽϺõĿͼЧ

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