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HOW TO RELIEF BACKLIGHT PHOTOS
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weekendcycler
August 22, 2019
Design
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HOW TO RELIEF BACKLIGHT PHOTOS
weekendcycler
August 22, 2019
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Transcript
ٯޫ ͳ ٯڥ Ͱ ٭ޫ ΛཋͼΔ ֨ ྑ͍ࣸਅΛ࡞ΔϑΥτϨλονज़ HOW TO
RELIEF BACKLIGHT PHOTOS
ABOUT ME • ໊લ • Weekendcycler • Twitter • @CIRQUE1015
• Instagram • @weekendcycler1015 • ϒϩά • http://weekendcycler.hateblo.jp/
MY FAVORITE THING • ࣸਅࡱӨ • ࣗసंཱྀߦதʹૺ۰͢Δ෩ܠΛ៉ྷʹ͍ͨ͠ͱࢥͬͯͪΐͬ ͱ͍͍ίϯσδΛങͬͨͷΛΩοΧέʹυϋϚΓɺࠓͰ৭ʑ ࡱΔΑ͏ʹɻ
WHAT IS BACKLIGHT? • ٯޫͱ • ΧϝϥͷϨϯζ͕ޫݯͷํɺ·ͨͦΕʹ͍ۙ ํʹ͚ΒΕͨ͜ͱ • ඃࣸମͷഎʹଠཅΛஔ͍ͯࡱΔঢ়گ
• ʮ͋ʔɺٯޫ͡ΌΜ…ʯ
PROBLEM OF BACKLIGHT • ٯޫ࣌ͷ • ඃࣸମ͕҉͘ͳͬͯ͠·ͬͯԿ͕өͬͯΔͷ͔Ṗ • ໌Δࣸ͘͢ʹγϟολʔεϐʔυΛ͘͠ͳ͚ΕͳΒͣɺϒϨΔ •
ΧϝϥͷϨϯζٯޫʹͳΓ͍͢ • ਓؒͷ؟΄Ͳ໌҉ࠩΛࡉ͔͘ଊ͑ΒΕͳ͍
ADVANTAGE OF BACKLIGHT • ٯޫʹٯޫͳΓͷΤϞ͕͋͞Δ • Ϟϊͷྠֲ͕ࡍཱͭʢΦϨϯδ৭ʹછ·Δʣ • γϧΤοτͱ৳ͼͨӨ͕ΤϞ͍
WHAT IF YOU COULD SAVE A BACKLIGHT PHOTO? • ͠ٯޫࣸਅΛٹࡁͰ͖ͨΒʁ
BEFORE AFTER
TODAY’S GOAL • ࠓͷඪ • ٯޫࣸਅΛٹࡁ͢ΔϨλονज़Λ࣮ԋ • ͳΜͱ͔ͳΔΜͩΑͬͯ͜ͱΛͬͯΒ͏
TRIMMING AND ROTATION • τϦϛϯά • ෆཁͳͷΛΔ
INCREASE BRIGHTNESS IN DARK AREAS • ໌Δ͍෦ͦͷ··ʹɺ҉෦ͷ্ً͚ͩ͛Δ • γϟυɺࠇϨϕϧͷεϥΠμʔΛӈʹ •
҉͍෦ͷ৭͕ग़ͯ͘Δ
INCREASE CLARITY • ໌ྎΛ্͛Δ • ໌ྎΛ্͛Δͱɺྠֲ͕ࡍཱͭ • ٯޫ͕࡞Γग़ཱ͢ମײΛߋʹఈ্͛Ͱ͖Δ
PARTIAL CORRECTION • ෦ิਖ਼ • εϙοτमਖ਼ • ෦తʹ໌Δ͘͢Δ͜ͱͰɺओΛཱͨͤΔ • ӨΛೱͯ͘͠ɺٯޫͷΤϞ͞Λڧௐ
PARTIAL CORRECTION • ෦ิਖ਼ • ஈ֊ϑΟϧλʔΛͬͯ • ิਖ਼ΛάϥσʔγϣϯͰ͔͚Δ͜ͱ͕Ͱ͖Δ • άϥσʔγϣϯʹΑΓɺԞߦ͖ײ͕ग़Δ
VINETTING • पลݮޫʢϏωοτʣ • ԑΛ҉ͯ͘͠ɺओʹࢹઢ༠ಋ
COLOR CALIBRATION • ৭૬ิਖ਼ • ͜͜ΈͰ
NOTE • ҙ • ٹࡁͷͨΊɺRAWσʔλΛ͓͖ͯ͘͠ • ࡱӨϞʔυΛJPEG+RAWʹ͓ͯ͜͠͏ • RAW৭ًͷௐʹڧ͍ •
JPEGͷ256ஈ֊ʹର͠ɺRAW4048~16384ஈ֊ͷ৭දݱ͕͋Δ • Ұݟਅͬࠇͳ෦ʢࠇͭͿΕʣʹ༷ʑͳ৭ใ͕͍ͬͯΔͨΊɺ໌Δ͘ ͨ͠ͱ͖ʹԿ͕͋Δͷ͔Θ͔ͬͨΓ͢ΔʢJPEGͩͱ໌Δͯ͘͠ਅͬࠇͳ· ·ʣ • ࡉ͔͘৭͕ભҠ͍ͯ͘͠Α͏ͳάϥσʔγϣϯͷௐʹڧ͍
FINALLY • ؤுΕٯޫࣸਅٹࡁͰ͖Δ • RAWσʔλΛऔ͓͔ͬͯͳ͍ͱٹࡁ͖ͼ͠Ί