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  • 8/11/2019 Section 14.2

    1/5

    ~ ~ a

    . . ~ ~ . . . .

    14.2

    Nonelectronic ffects

    and How to

    Use Them

    W

    ill

    you now need ex pensive,

    hi

    ghend

    sw

    itchers and

    computers ,

    jlh

    unique software programs 10 ~ t e th e

    dazzling digital video effects dis

    cu

    ssed in sec tion

    14 .1

    ?N

    O

    at all . You will be surprised to find that even a modera

    te

    tk skt

    o p

    sy o tel

    can create

    many

    kn ock-\hcir- socks-off

    effects. And yo u ca ll save a great d eal

    of

    time a nd e

    ff

    o rt

    by staring with

    som

    e

    of th

    e tried-and-1m\:

    op t

    ical and

    eft ts pe

    rf

    ected in filmmaking and du r ing the

    predigilal st

    a :es

    of television

    produ

    ction.

    Optical e

    ff

    ects in cl ud e

    th

    e use ofscenic d

    ev

    ices placed

    in

    fr

    Onl o f the cam('ra or attachments lO Ih e lens thai ma

    nipuhlle the image. The

    illusion

    of

    snow, rain,

    or

    s

    mok

    e

    can o ften be produ ced more read ily by mlX hanic,,1 rather

    than

    by

    digital mea ns. Before usin g such effec

    ts,

    hO''e

    vcr,

    ask whe ther they are rea

    ll

    y necessa ry. If th

    ..

    answer is

    yes,

    tr

    y t

    hl

    ' lll out before the

    pr

    oductio n

    to

    ensure that

    th

    ey

    are reliab le . There are two other factors to consider before

    se

    ui

    ng lip optical or mochanical effect

    s.

    The firs t is the relative mobilit y o f telev ision equip

    ment. Rather than bri nging

    a u

    o

    fog m

  • 8/11/2019 Section 14.2

    2/5

    338

    hapter

    4

    VISU L EFFECTS

    14.

    35 TElEVISION GO O

    This television go places

    the ilctor behino bars.

    ,

    - ,

    GR;J

    ,

    ,

    ,

    Cal'lll'ra

    similar dreer throu

    gh DVE

    would require comp

    licthe beams of car headlights. o r the colored

    lights illumina ting

    a

    singer

    or

    music al gro u

    p. The

    studio

    lights as caught by th e wlde angle camera. and even the

    glitter on the performer's clothes as seen by the e u p

    ca mera . are all

    tran

    sformed in

    to

    pro minent starlike. rays

    on televisio n sc ree

    n. You

    ca n also ust" ,\ slar filter to

    heighten

    the

    em

    ot io

    na l Impact

    of

    a candleli

    ;

    ht proces

    sion, a chu

    rc

    h service, or an establishi ng shot of a night

    scene. SlE 1 36

    OIF

    FUSION

    FILTERS

    Diffusion filters

    giv

    e an entire

    sc

    ene a soft ,

    sl

    i

    gh

    t

    ly

    Olll

    o f-focus look . Some diffusion tilters soften only the edges

    of a

    pic tu re and lc:wc the cen ler

    dear

    and

    c r ~

    soften the whole scenc. You ,,;an use diffusion fil ters

    \

    em

  • 8/11/2019 Section 14.2

    3/5

    ection

    14 2

    .'

    -

    iio'i J(

    .. . .

    .

    -

    Nonelectronic ffect s and

    How

    to Use Them

    339

    !:I

    a .

    ...

    .. .. . .

    r " .

    I ' .

    t ~

    , ,

    " . ~ .

    -

    .

    !

    .

    , 4 36 ST R

    filTER mEa

    T

    he

    ~ t r filter ch

  • 8/11/2019 Section 14.2

    4/5

    34

    hapter 14

    Bef

    ore

    you

    en

    gage in a

    pp ly

    ing any mechanical effeel, ask

    yourself

    th r

    ee questions: s the effe T doable? s 1/ reliable?

    is

    it s

    d

    If y

    our

    a

    ns

    wN

    to

    all three is ye s,

    go

    ahead. If ol1e

    of them is a no, resort to yo ur DVD software.

    Remember

    th

    ai

    nl1l ny

    effeelS are best ach ieved by

    shooling under the desired co nditions. For examp le, 10

    \' ideotape

    som

    ebody waiting at a

    bu

    s stop

    in

    the rain, take

    the c3

    n1

    co rder to a bus SlOp

    on

    a rainy day.

    As

    mellt

    io

    n

    ed

    ,

    y

    ou

    can

    al

    so suggt'st many

    si

    tual ions

    by

    show

    ing an

    ef

    fect

    only partially NtJ ile relring 0 Ih e a udio track to supply

    the rest o f th e info rmation. Also,

    throu

    gh

    chroma

    k ~ y i

    yo u can us e mallYeffects

    fr

    om a prerecorded source, such

    as a s

    tiU ph

    oto. a videotape, o r (he ESS system.

    Tha i said,

    som

    e special e ITeclS are relatively easy to

    ac

    h

    ieV('

    mechanica

    lly,

    especially if thc effect it

    sel

    f

    e m t i n ~

    periphe

    ra

    l and 3uthen ticity is

    nO

    t a pri mary con ce

    rn

    .

    Keep

    in m ind that effects need not lo

    ok

    realist

    ic

    to the p

    eo

    ple in

    the studio: allth3t counts is how they appear to the televi

    sion viewer.

    R IN

    Soak th(' actors'

    cl

    othes with wa ter and superimpose the

    rain from a videotape recording.

    If yo

    u wa nt to sh

    ow

    rain

    throu

    gh a window, mi st the

    windowp,ll1e

    with a

    spray

    bottle, back the window with a .:hromakey

    dr

    op, and

    chroma-ke y rain in to \. indow area. Avoid wa tcl' in the

    slud

    i(}----