Research and Development of "Delir" at Nov, 2016

3FTFBSDI"OE%FWFMPQNFOU  PGl%FMJSz   !@SBHH@

l%FWFMPQNFOUz

%FMJSͱ͸ w +BWB4DSJQU੡ͷ7'9ج൫ɾΞϓϦέʔγϣϯ  ಡΈ͸zσϦʔϧz w 8FCٕज़ͱϓϥάΠϯۦಈ  ʢඪ४ػೳ΋Ͱ͖Δ͚ͩϓϥάΠϯͰ࣮૷͢ΔϓϥάΠϯओ࣮ٛ૷ʣ w "GUFS&⒎FDUTͷύΫΓʢύΫΕͳ͍ʣ

Ϟνϕʔγϣϯ w "GUFS&⒎FDUT  ˠΊͬͪΌΑ͍  ɹɾλΠϙάϥϑΟΊͬͪΌѻ͍΍͍͢  ɹɾඪ४ϓϥάΠϯॆ࣮ͯ͠Δ  ɹɾ%ͱ͔Χϝϥͱ͔౰ͨΓલʹ࢖͑Δ  ˠ͔͠͠ʜ  ɹɾϨϯμϦϯά͕ͳΜ͔ͩͱͬͯ΋ॏ͍  ɹɾΤΫεϓϨογϣϯͱKTY͘Β͍͔͠εΫϦϓςΟϯά͕ग़དྷͳ͍ 
ɹɾϐΫηϧΛ৮Ζ͏ͱ͢Δͱ͍͖ͳΓಥ͖͚ͭΒΕΔ  ɹɹෳࡶͳߏ଄ͱӳޠϦϑΝϨϯεͱ$

Ϟνϕʔγϣϯ w "WJ6UM  ˠϑϦʔ΢ΣΞͰجຊతͳػೳ͸ἧͬͯΔ  ˠίϛϡχςΟ͕ڧ͍  ɹɾෳࡶͳϓϥάΠϯ͕ΊͬͪΌެ։͞ΕͯΔ  ɹɾ--ݴޠʢ-VBʣΛ࠾༻͍ͯ͠ΔͷͰ৮Γ΍͍͢  ˠ͔͠͠ʜ  ɾ࣮ߦ؀ڥ͕8JOEPXTͷΈʜ 㱯✱A㱯
NBDʜ  ɾ։ൃ͕ఀ଺͍ͯ͠Δʢ࠷ऴߋ৽͕೥ɻ௕ظ։ൃ͓ർΕ༷Ͱ͢ʜʣ

rϫΠ8FCΤϯδχΞ ࠓͳΒ8FCٕज़Ͱ"&͸ແཧͰ΋  "WJ6UM͘Β͍·Ͱ͸ΠέΔΜ͡Όͳ͔Ζ͏͔ʜ  8FC(-ͱ͔8FC8PSLFSͱ͔͋Δ͠ʜ

ͱ͍͏ઙΊͷϞνϕʔγϣϯͱ޷ح৺Ͱ  %FMJSͷ։ൃ͸͡Ί·ͨ͠ ٩ Т و-FU`TEJWFUP)&--PG8FC5FDIOPMPHZ

͍·ͷͱ͜Ζͷ໨ඪ w શମ  ΫϩεϓϥοτϑΥʔϜରԠ͍ͨ͠ w ϨϯμϦϯάج൫ʢө૾ͷॻ͖ग़͠ʣ  ΞϧϑΝ෇͖ಈըͷॻ͖ग़͠Λαϙʔτ͍ͨ͠  ɹʢϝΠϯฤूʹ࢖͑ͳͯ͘΋ɺ෦෼తͳૉࡐө૾࡞Δͷʹ࢖͑Δ͘Β͍ʹ͸͍ͨ͠ʣ w ϓϥάΠϯج൫ 
ϢʔβʔϝΠυͷϓϥάΠϯΛ࢖͑ΔΑ͏ʹ͍ͨ͠ʢ഑෍ͱ͔Ͱ͖ΔΑ͏ʹʣ  ̍࡞඼ઐ༻ʹؾܰʹॻ͖ࣺͯͰ͖ΔεΫϦϓςΟϯάΛͰ͖ΔΑ͏ʹ͍ͨ͠  8FC(-ɾ8FC"VEJPɾ$BOWBT͋ͨΓΛ࢖͑ΔΑ͏ʹ͍ͨ͠ w ϑϩϯτΤϯυʢ6*ʣ  ͳΜ͔Α͠ͳʹোΓͳ͍͘Β͍ʹ͍ͨ͠

ͰɺਐḿͲ͏Ͱ͔͢ʁ w શମ  ɾ·ͩ։ൃػͷNBD04Ͱ͔͠ಈ͔ͯ͠ͳ͍ w ϨϯμϦϯάج൫ʢө૾ͷॻ͖ग़͠ʣ  ɾͱΓ͋͑ͣNQॻ͖ग़͠͸Ͱ͖Δ͕ɺ։ൃ؀ڥͷNBD04Ͱ͔͠ಈ࡞֬ೝ͕औΕͯͳ͍  ɾͨΊ͠ʹ6U7JEFPͰग़ྗͨ͠Βಁաͷॻ͖ग़͠΋ग़དྷ֮ͨ͑ʢ͏Ζ֮͑ʣ w ϓϥάΠϯج൫ 
ɾϓϥάΠϯ͕zԿ͔zΛϨϯμϦϯά͢Δ·Ͱͷ࢓૊Έ͸Ͱ͖ͯΔ  ɹɾ"&ͷΑ͏ͳϓϨϏϡʔը໘্Ͱ഑ஔΛม͑ͨΓ͢Δ࢓૊Έ͸શ͘ग़དྷͯͳ͍ʢߟ͑ͯΔʣ  ɾॻ͖ࣺͯεΫϦϓςΟϯάͷ࢓૊Έ͸΅Μ΍Γߟ͑ͯΔ࠷த  ɾඪ४ػೳΛϓϥάΠϯͱ࣮ͯ͠૷͠ͳ͕Βςετͯ͠Δ  ɹɾ)5.-7JEFPʹΑΔಈըϑΝΠϧͷಡΈࠐΈ͸Ͱ͖Δ  ɹɾBVSPSBKTʹΑΔԻ੠ͷσίʔυͱಉ࣌̍ԻݯͷԻ੠ॻ͖ग़͠͸Ͱ͖ͯΔʢΫιβίʣ w ϑϩϯτΤϯυ  ɾΨόΨόϦςΟ͕ߴ͍

։ൃதϏϧυͷεΫϦʔϯγϣοτ

)5.-Ͱz͋ͨΓ·͑ͷಈ͖zΛ࣮૷͢ΔͷΊΜͲ͗͢ʜ  ✌ 㾕̀◔ʆ ✌

ͦΕ͸ͦΕͱͯຊ୊

z3FTFBSDIz

%FMJS͕ར༻͍ͯ͠Δٕज़ w 1MBUGPSN  &MFDUSPO w 'SPOU&OE  )5.-+BWB4DSJQU$44 w #BDLFOE 1MVHJO3FOEFSJOHTZTUFN
  +BWB4DSJQU/PEFKT$ ·ͩೖΕͯͳ͍͚Ͳʣ w &ODPEFS  ⒎NQFH

ࠓճ͸͜͜ͷ࿩Λ͠·͢ w 1MBUGPSN  &MFDUSPO w 'SPOU&OE  )5.-+BWB4DSJQU$44 w #BDLFOE 1MVHJO3FOEFSJOHTZTUFN
  +BWB4DSJQU/PEFKT$ ·ͩೖΕͯͳ͍͚Ͳʣ w &ODPEFS  ⒎NQFH ͞ΘΓ͚ͩ࿩͢

&MFDUSPOͱ͸ w $ISPNJVN 8FC#SPXTFS ʹ  /PEFKTΛࡌ͚ͬͨ΍ͭ w )5.-$44+4ͰσεΫτοϓΞϓϦΛ࡞ΕΔ

&MFDUSPOͱ͸ w /PEFKT"1*͕࢖͑ΔͷͰϑΝΠϧͷಡΈॻ͖΋  Ͱ͖Δ w &MFDUSPO"1*ͰϑΝΠϧอଘϞʔμϧͱ͔΋  ϥοϓ͞ΕͯΔ w ͔͠΋)5.-ܥͷ"1*࢖͑Δ͔Β  8FC"VEJP
7JEFP 8FC8PSLFS $BOWBT΋  ࢖͍์୊

৭ʑͰ͖Δ

͡Ό͋ͳʹ΍Δʁ

rϫΠ l7'9ج൫ͭ͘ΕΔ͡ΌΜz

ͱΓ͋͑ͣ*0Λ૊ΜͰΈΔ w 0VUQVU$BOWBTΛNQʹม׵͢Δ w *OQVUNQΛ$BOWBTʹసࣸ͢Δ

$BOWBT͔ΒNQ΁ /PEFKT ⒎NQFH࢖͏ͱ̎̌ߦ͘Β͍Ͱ૊Ίͯ༏উͰ͖Δ  ྲྀΕ w <+4>$BOWBT%$POUFYUHFU*NBHF%BUBͰ3(#"ॱͷੜσʔλΛ औΔ w </PEFKT>͓΋ΉΖʹ⒎NQFHΛDIJME@QSPDFTTTQBXO͢Δ  A⒎NQFHGSBNFSBUFೖྗ'14JQJQFDWQOH@QJQFDWMJCYCWLSZPVUQVU@QBUIA 
w <+4/PEFKT>3(#"ͷ"SSBZ#V⒎FSΛ#V⒎FSʹม׵ͯ͠⒎NQFH ͷඪ४ೖྗʹྲྀ͢ w Ά΍͠ΜͰ͍ͨΒө૾͕ग़དྷ্͕͍ͬͯͨʜ

import fs from "fs" import {spawn} from "child_process" import canvasToBuffer
from 'electron-canvas-to-buffer' window.addEventListener('DOMContentLoaded', () => { const FRAMERATE = 30 const VIDEO_DURATION_SEC = 30 const OUTPUT_FRAMES = VIDEO_DURATION_SEC * 30 const cRand = () => ((Math.random() * 256) | 0).toString(16) const canvas = document.querySelector(‘#canvas’) Object.assign(canvas, {width: 640, height: 360}) const ctx = canvas.getContext('2d') const encoder = spawn('ffmpeg', `-i pipe:0 -framerate ${FRAMERATE} -c:v png_pipe -c:v libx264 -r ${OUTPUT_FRAMES} -s 640x360 test.mp4`.split(' ')) for (let i = 0; i < OUTPUT_FRAMES i++) { ctx.fillStyle = '#' + [cRand(), cRand(), cRand()].join('') ctx.fillRect(0, 0, 640, 360) let buffer = canvasToBuffer(canvas, 'image/png') encoder.stdin.write(buffer) } encoder.stdin.end() })

NQ͔Β$BOWBT΁ w )5.-7JEFPͳΒNQಡΊΔ͠  $BOWBT΁ͷసࣸ΋ඪ४Ͱαϙʔτ͞ΕͯΔ✨

͔͠͠ʜ w σίʔυॏ͍ɾ஗͍  ͨͩͷ࠶ੜͳΒ໰୊ͳ͍͚Ͳ  ೚ҙͷϑϨʔϜ΁γʔΫ͠ଓ͚ΔͱGQT͘Β͍Ͱਫ਼Ұഋ  WJEFPλάΑΓԼͷϨΠϠʔ͸ωΠςΟϒ͔ͩΒ࠷దԽͷ༨஍΋ͳ͍ʜ w ରԠܗࣜগͳ͍ʢʂʣ  ɾNQ )
8FC. PHWˠෆՄٯ )͸Մٯ΋Ͱ͖ΔͬΆ͍͚Ͳʜʣ  ɾ"MQIB෇͖ͷܗࣜ͸αϙʔτ͞Εͯͳ͍  ɹʢΫϩϚΩʔ͢Ε͹ͱ͔ͦ͏͍͏࿩͡Όͳ͍ɺ"MQIB෇͖ಈը͕࢖͍͍ͨʣ w Ͳͦ͜͜ͷϒϩάͰࢄʑॻ͖ࣺͯΒΕͨํ๏Ͱͭ·Βͳ͍

ͦΕͰ7'9πʔϧͷͭ΋Γ͔ʁʁʁʁʈʈʀ

㱯✱A㱯   Ͳ͏͢Ε͹͍͍Μͩʜ

rԶࢯ l/PEFKT͕࢖͑Δͬͯ͜ͱ͸ʜʜ  $ ͕࢖͑Δͬͯ͜ͱͩΑʢʁʁʁʣz

/PEF/BUJWF"EEPOT

/PEFKT/BUJWF"EEPOT w /PEFKTͳΒ$ όΠφϦͷ+4όΠϯσΟϯά͕ग़དྷ Δ w ⒎NQFHͷ಺෦Ͱ࢖ΘΕͯΔAMJCBWDPEFDAΛ࢖͑͹  ϑϨʔϜ୯ҐͷσίʔσΟϯά΋Ͱ͖ͦ͏ w ͱΓ͋͑ͣMJCBWDPEFDͷόΠϯσΟϯά͕ͳ͍͔୳͢

͋ͬͨ 0QUJNBM#JUTOBWDPEFD

͜Ε ЋΛϑΥʔΫͨ͠΋ͷΛ࿔ͬͯ ετϦʔϜϦʔυग़དྷΔΑ͏ʹ͢Δ ྲྀΕ w +4͔Βಡ·͍ͤͨϑΝΠϧͷύεΛ౉͢ w MJCBWDPEFDʹಈըϑΝΠϧΛ৯ΘͤΔ w $
্Ͱ̍ϑϨʔϜΛ3(#"഑ྻʹσίʔυ͢Δ w ϑϨʔϜ͕औΕͨΒ"SSBZ#V⒎FSʹͯ͠+4ͷੈքʹؼ͢ w "SSBZ#V⒎FSΛ*NBHF%BUBʹίϐʔͯ͠$BOWBTʹు͔ͤΔ

w SFRVFTU"OJNBUJPO'SBNFͷݶքʢGQTʣ͸ग़Δ  IUUQTHJUIVCDPN3BHHOBWDPEFDDPNNJUB w )5.-7JEFPͩͱಉ͡ಈըιʔεͰ΋GQT͘Β͍

ʜ͕ʜ໰୊͕ʜ w ө૾ฤूத͸ϥϯμϜͳϑϨʔϜʹΞΫηε͞ΕΔ  Ұํ޲ͷϦʔυ͔͠·ͩग़དྷͯͳ͍ͷʹʜʂ w Ͳ͏΍ͬͯΩϟογϡ͢ΔΜ͡Όʜʜ  ΊͬͪΌσΟεΫ༰ྔ৯͏ະདྷ͔͠ݟ͑Μͷ͡Όʜ w ᷚʹΑΔͱMJCNQWͱ͔⒎NTͱ͔͋ΔΒ͍͠  ˠ⒎NTΑ͛͞ 
ɾϑΝΠϧ৯ΘͤΔͱΩʔϑϨʔϜʹΠϯσοΫεషͬͯ͘ΕΔͬΆ͍  ɹߴ଎ʹγʔΫͰ͖ͦ͏  ɾ͔͠͠MJCNQW͸σίʔυ·ͰରԠ͍ͯ͠ΔΒ͍͠  ɾௐࠪத

Ͱ͖Δͱ෼͔ͬͨ͠ͱΓ͋͑ͣΑ͠  Α͠ͳʹ࣮૷Ͱ͖ͨΒϓϥάΠϯԽ࣮ͯ͠૷͢Δ

ʻௐࠪதʼ  ΦʔσΟΦ͸ɹ8FC"VEJPͰ͍ͨ͠ΑͶʁʁʁ

ө૾ฤूʹϦΞϧλΠϜΦʔσΟΦ͸͔ܽͤͳ͍ΑͶ w 8FC"VEJP"1*͸·͞ʹϦΞϧλΠϜԻ੠ॲཧͷ"1* w (BJO/PEFͰԻྔௐ੔͕Ͱ͖Δ w 1BOOFS/PEF"VEJP-JTUFOFSͱ͔࢖͑͹  ཱମԻڹͱ͔Ͱ͖Δ w ''5஌Βͳͯ͘΋"OBMZ[FS/PEFͰ࣮૷Ͱ͖ͨΓ͢Δ
w -(5.

8FC"VEJP͸ετϦʔϜ w ฤूத͸ϦΞϧλΠϜॲཧͰ͍͍͔΋͠Εͳ͍ w ͔͠͠ϨϯμϦϯάͰϦΞϧλΠϜ͸ࠔΔʂ  ɾग़ྗΛΩϟϓνϟ͠ͳ͍ͱ͍͚ͳ͍  ɾܾ·ͬͨαΠζຖʹ΄͍͠  ɹɾ͔͠͠ετϦʔϜͩͱඇৗʹॲཧͮ͠Β͍  ɹɹ 8FC"VEJP͕޷͖উखͳλΠϛϯάͰετϦʔϜΛ৯͏ʣ

·͊8FC"VEJPఘΊͯ  "SSBZ#V⒎FSͰશ෦ॲཧ͢Ε͹͍͍͔ ग़ྗͷ߹੒͕ॏ͔ͬͨΒ8FC(-ʹϛΩγϯάͤ͞ΕΔͰ ͠ΐʜ

ʁʮ·͋଴ͪͨ·͑ʯ

r.%/ l0⒐JOF"VEJP$POUFYUz

0⒐JOF"VEJP$POUFYU w 8FC"VEJPͷ"1*ͦͷ··Ͱ  lҰఆͷॲཧΛҰؾʹߦ͏z΍ͭ w ϊϯϦΞϧλΠϜ w "VEJP$POUFYUͱޓ׵͕͋Δ  "VEJP$POUFYUˠOPEFDPOOFDU BVEJP$UYEFTUJOBUJPO
  0⒐JOF"VEJP$POUFYUˠOPEFDPOOFDU P⒐JOF"VEJP$UYEFTUJOBUJPO

%FMJS͸"SSBZ#V⒎FS࣌୅Ͱࢭ·ͬͯΔͷͰະݕূͰ͢ʜ ݕূͰ͖ͨΒ͓࿩͠·͢

ʻௐࠪதʼ  +4ͰɹϚϧνεϨουɹͯ͠༏উ

+BWB4DSJQUͷϚϧνεϨοσΟϯάࣄ৘ w /PEF  Ͱ͖ͳ͘͸ͳ͍͚Ͳ%FMJSͰ࢖͑ΔϨϕϧ͔ͱ͍͏ͱ/P  ʢޙड़͢Δ"1*͕࢖͑ͳ͍ʣ w 8FC  ڧ͍ʢ޻෉͸͍Δʣ

8FCͷϚϧνεϨοσΟϯάࣄ৘ w 8FC8PSLFS  ֎෦ͷεΫϦϓτΛผεϨουͰ࣮ߦͰ͖Δ  ϝΠϯεϨουͱͷ௨৴͸+40/ԽՄೳͳΦϒδΣΫτͱϓϦϛςΟϒͳ஋ Ͱ͔͠Ͱ͖ͳ͔͕ͬͨ  5SBOTGFSBCMF΍"VEJP8PSLMFU ະ࣮૷ ͷొ৔Ͱঢ়گ͕มΘͬͨ

5SBOTGFSBCMF w ผεϨουʹసૹՄೳͳΦϒδΣΫτ  "SSBZ#V⒎FS 0⒎TDSFFO$BOWBT$POUFYU w ͍··Ͱ͸"SSBZ#V⒎FS΋+40/ʹίϐʔͯ͠ૹ৴͍ͯͨ͠  ʢΊͬͪΌॏ͔ͬͨʣ w େ͖ͳαΠζͷσʔλΛૉૣ͘సૹͰ͖ΔΑ͏ʹͳͬͨ
w సૹ͞ΕͨΦϒδΣΫτ͸ϝΠϯεϨου͔Βར༻Ͱ͖ͳ͘ͳΔ  ʢத਎͕ۭͬΆʹͳͬͨΓɺOVMMʹͳͬͨΓ͢Δʣ

0⒎TDSFFO$BOWBT$POUFYU w $BOWBT$POUFYU͕ผεϨουʹసૹͰ͖ΔΑ͏ ʹͳͬͨ  %$POUFYU 8FC(-͕ผεϨουͰಈ͔ͤΔΑ͏ʹͳͬͨ w ొ৔ҎલͰ΋*NBHF%BUB "SSBZ#V⒎FS ΛసૹͰ͖͚ͨͲ 
8PSLFSεϨου಺Ͱ$BOWBT"1*͕શ͘࢖͑ͳ͔ͬͨͷͰɺ  ϐΫηϧ୯ҐͰσʔλΛมߋ͢Δ͔͠ͳ࣮͘༻త͡Όͳ͔ͬͨ w SFRVFTU"OJNBUJPO'SBNFͳͲ͸8PSLFSεϨου্ʹͳ͍ͷͰ  ϝΠϯεϨουͱΑ͠ͳʹಉظΛͱΔ

"VEJP8PSLMFU ະ࣮૷ w 4DSJQU1SPDFTTPS/PEFΛผεϨουͰॲཧͰ͖ΔΑ͏ʹͳΔʢ͸ͣʣ w 4DSJQU1SPDFTTPS/PEF͸8FC"VEJPͷ৴߸ॲཧΛࣗ෼Ͱ࣮૷͢Δ࣌ʹ࢖͏ ΦϒδΣΫτ w "VEJP8PSLFSͱ͔ࣅͨΑ͏ͳ࢓༷ʢ࣮૷΋ʣ͚͋ͬͨͲ  ࡟আ͞Εͨ

޻෉ͷ͠Ͳ͜Ζ w 5SBOTGFSBCMFΛআ͘ͱ+40/ʹγϦΞϥΠζՄ ೳͳσʔλ͔͠ૹ৴Ͱ͖ͳ͍  ˠ഑ྻ΍ΦϒδΣΫτΛ্ख͘࢖ͬͯ΍ΓऔΓ w ඇಉظʹϝοηʔδΛ౤͛߹͏͜ͱͰ͔͠  8PSLFSͱ΍ΓऔΓͰ͖ͳ͍  ˠॲཧॱংͷ੔߹ੑ͸ࣗ෼ͰऔΒͳ͍ͱ͍͚ͳ͍

ͬͪ͜΋·ͩݕূͰ͖ͯͳ͍Ͱ͢ ݕূͰ͖ͨΒ͓࿩͠·͢

ͦΜͳ͜ΜͳͰ ௐࠪ͠ͳ͕Β։ൃͯ͠·͢ɻ

͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ ʘʘaa ۶w Aᴗw ۶ʗʗ UXJUUFS!@SBHH@

%FMJSMJOLT w αΠτલ஍  IUUQEFMJSTUVEJP w (JU)VC  IUUQTHJUIVCDPN3BHHEFMJS w ਐḿμϝͰ͢  IUUQTUSFMMPDPNC8J/[EFMJS

Research and Development of "Delir" at Nov, 2016

Research and Development of "Delir" at Nov, 2016

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