Ka haere pōturi te AI

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Ka tangohia tētahi ataata, ka kōwhiria tētahi take nekeneke. Me te whakapāpāho FPS ON (te pūtake), ka whakawātea e tātau i ngā tāupenga waenganui pono me te whakawhiwhinga nekeneke - te āhua pōturi-mo e kitea ana e koe i ngā whakataetae whakatere. Kāore i a ia, ka kōkuhua ngā tāupenga tārua (he tere, engari he pōturi).

Ka tangohia tētahi video ki konei, ka tepa rānei hei tāuru

MP4, MOV, WebM, MKV tae atu ki te 200MB — he tere ake te mutunga o ngā tātuhi poto me te whakarerekētanga

ON — Ka whakaputaina e te ffmpeg minterpolate ngā tāpare waenganui me te whakawhiwhinga nekehanga. He māmā te āhua o te hipi, engari he pōturi: e tūmanako ana ki te 2-5 × wā tūturu i runga i te GPU.
Tiketike ake = ngāwari ake te whakatere, te whakatere roa ake. Ka whakamahia anake me te whakarerekētanga FPS.
Whakataki i te wā o te huaputa
Te roa o te huaputa i whakarārangitia
Ko te whakataurite tohu mō tōna rīpene
Whakawhiwhinga tohu
Whakataki i tētahi ataata kia kite ai i te utu tika mo tōna tātari.
Ohua (te tere pūnoa)
Ka whakateretia te nekeneke
Whakahua

Ko ngā momo pūoro e whakatere-mo ana

Ko nga whakarerekētanga o te whakataetae

Goals, dunks, serves. 4× with interpolation + 60fps output is the sweet spot for feet-leave-floor drama.

Ko nga tāhae ānau me te whakatūpāpāpā

Ka puta te whakarerekētanga nekeneke i runga i te nekeneke pākaha.

Ko te hua e whakaaturia ana

Ko ngā whakawāteatanga, ngā whakaaturanga, ngā whakarerenga hua. 2× e tuku ana i tētahi āhuatanga ā-tauine me te kore e whakarewa te whakatere.

4-whakahau-ki

  1. Whakataki i tōna rīpene. Ka pānui tātau i te roanga + ahu me te tohutoro i te roanga huaputa i te take pōturi-mo e kōwhiria ana e koe.
  2. Ka kōwhiria 2× / 4× / 8× pōturi ake. Ka waiho te whakapāpāho FPS ON mō te nekeneke māmā, OFF mō te ara naive (iti, tere).
  3. Ka kōwhiria he mokatere rārangi huaputa - he pūmau pai te 60fps. He kino te 120fps engari e rua nga wā whakarārangi.
  4. Ka mau te whakapāpātanga ki te 4× i runga i tētahi tātari 60s e 3-5 minu — ka kati te tohuāhua, ā, ka tukuna e tātau te imeli ina oti.

vs. Twixtor, Flowframes, DaVinci Optical Flow

Ko te Twixtor te tāpiri i whakamahia i roto i After Effects i te $330 — ko te whakataki nekehanga tonu te mārama rawa. He wātea ngā tāurunga i runga i ngā Windows engari e hiahiatia ana he GPU paetata me ētahi minu mō ia tāurunga. Ko te DaVinci Resolve Studio e whakarewa ana i te Optical Flow (Speed Warp) — tino nui, engari e hiahiatia ana te taumata utu $295. Ka whakamahia e tēnei utauta te ffmpeg minterpolate — te āhua ōrite o te whakarerekētanga o te whakarerekētanga Twixtor i hangaia ki — i roto i tētahi tīpako kaiwhaiwhai. Ko te huaputa he tāurunga-ki-tāurunga e ōrite ana ki te nuinga o ngā tāurunga; Ko ngā utauta pro e ātete ana i mua i te nekehanga tino nui, i ngā tāurunga mārō rānei.

Ki te kore e taea te whakawātea

  • Kua tata tonu te 240fps, te 120fps rānei te whakateretanga o te kāmera tere - he pono nga tāwhana, kāore e hiahiatia kia whakakotahitia.
  • Heavy motion-blur in source — interpolation amplifies the blur smear. Skip it or lower to 2×.
  • E noho ana koe i runga i tētahi pūtea — 4 × whakapāpāho i runga i tētahi tātari 60s he tohu 12K vs 3K mō te āhua. He pai te āhua mo te horopaki / papamuri B-roll.
Ko ngā kōwhiringa hōhonu
Whakamutunga
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Ka whakaingoatia te pūkete

E whakapāpā ana i tō tātau tono...

Ka huri i tētahi video ki te nekeneke pōturi. 2x / 4x / 8x pōturi ake me te whakakotahitanga tātai-whakahaeretanga o te tātai-whakahaeretanga ffmpeg. Whakarewa i roto i tōna pūpū tohu.

He pēhea te whakamahi Ka haere pōturi te AI

1
Kei roto i tō tou tāuru

Type i te kupu, tuku i tētahi faila, whakaahua rānei i te mea e hiahiatia ana e koe. Kāore he tatau e hiahiatia ana.

2
Ka tirohia te whakatūnga

Ka tukatuka tātau AI i tō tātau tono i roto i ngā wā kotahi mā te whakamahi i ngā tauira pūtake tūwhera pai rawa.

3
Whakahua & tiritiri

Whakataki, tārua, tiritiri rānei i tōna hua. Whakatika noa iho mō te whakamahinga whaiaro, hokohoko rānei.

Ka whakamahia tēnei utauta mā te API

Ka whakamātautau tēnei utauta mai i tōtou waehere. Ko te wāhi mutunga o te REST e ōrite ana ki te OpenAI, te mana tohu-tokona, kāore he SDK tāpiri e hiahiatia ana. Ko ngā utu tohu e ōrite ana ki te whakawhitinga whatunga.

curl -X POST https://api.free.ai/v1/video/generate/ \
  -H "Authorization: Bearer sk-free-..." \
  -H "Content-Type: application/json" \
  -d '{"prompt": "A cat playing piano", "duration": 4}'

Ka haere pōturi te AI — FAQ

Ka whakarerekē te wā i tētahi ataata ki te 2×, 4×, 8× rānei. Me te whakapāpāhotanga FPS ON (te pūmau), ka whakaputaina e ffmpeg minterpolate i ngā tāpare waenganui pono me te whakawhiwhinga nekeneke - te āhua o te whakawhiwhinga ā-pūtāhua-pūtāhua-pūtāhua. Me te OFF, ka kōkuhua ngā tāpare rua (pōpō, engari he tere, he ngāwari hoki).

Ko te whakawāteatanga tātari-whakahaeretanga o te tātaritanga e tātari ana i ngā tātari pātata, e whakatau ana i te nekeneke o ngā pikitia, ā, ka whakawātea i ngā tātari waenganui e whai ana i taua nekeneketanga. Kāore i a ia, ko te whakaroa i tētahi tātari 60fps ki te 4× pōturi-mo ko te tikanga o ia tātari e whakaaturia ana he 4× i roto i tētahi raupapa — e kite ana te kanohi i tētahi whakaroa.

Naive (kore whakapāpāhotanga): 50 ngā tohu i ia huaputa-whā, te iti rawa o te 500-tūturu. Me te whakapāhotanga: 200 ngā tohu i ia huaputa-whā, te iti rawa o te 1,000-tūturu. Ko ngā tauine utu me te roanga o te huaputa — he rīpene 60s i te 4 × pōturi ake e puta ai he huaputa 240s me ngā tāke i runga i te 240s.

He uaua te whakatau tata i te nekeneke — me mahi a ffmpeg i tētahi rapu whakahua i waenganui i ia takirua o ngā tāruatanga pūtake me te whakakotahi i waenganui i ngā tāruatanga pikitia-i-te-pikitia. Ka taea e te 4× te pōturi-mo i runga i tētahi tāruatanga 60s te mau i te 3-5 minu o te wā whakarārangi GPU i tua atu i te 15 sekone mō te ara naive.

2× he pōturi ake te wāhi pai mō te nuinga o ngā tākaro pāpori — he pōturi-mo te mārama me te kore e whakatere. 4× he tino nui (ngā whakaaturanga hua, ngā whakarerekētanga o te tākaro). 8× he tino pōturi te whakaata, engari he pai noa iho te mahi mēnā he pūtake te pūkete o te auautanga o te rārangi.

Ko te 60fps te pūmau i whakatūpatotia — mārama i ia whakaaturanga. Ko te 30fps e pupuri ana i ngā faila iti, ā, ka mahi mō te ataata poutū paerewa pāpori. Ko te 120fps he kino, ā, he mārama ki ngā whakaaturanga kaha, engari e rua te wā whakarārangi. He mea hira noa iho ina tata te whakapāpāhotanga FPS.

E rua ngā take tērā pea: (a) He uaua te pūtake o te nekeneke — kāore he āhua hōhonu o te whakarerekētanga i waenganui i ngā tākaro, (b) Ka huri te nekeneke tino nui i waenganui i ngā tākaro, e whakaeke ana i te ōritetanga kōaro. Ka whakamātau i tētahi take 2× i te wāhi o te 8×, ka whakataka rānei i te mokatere rārangi tiketike ake hei tīmata.

Ko te Twixtor te $330 After Effects plugin pro e whakamahia ana mō te mārena / whakataetae ā-roto-mo. He māmā ake tōna whainga nekeneke i te ffmpeg minterpolate i runga i te tere, i te nekeneke rānei. Mō ngā tātari pāpori o ia rā me ngā tākaro hua, ka ōrite te minterpolate (i tēnei utauta) ki te Twixtor ki te kanohi. Mō te mahi whakaaturanga tohu, ka whiwhi tonu te Twixtor.

He GUI Windows wātea ngā rārangi rererangi i runga i ngā whakarerekētanga i runga i te ML (RIFE, FLAVR). He pai ake te āhuatanga i te whakarerekētanga i ngā take uaua, engari e hiahiatia ana e koe he GPU paetata me te 8+ GB VRAM me te 5 min i ia tā. Ka mahi tēnei utauta i te mātao — kāore he whakatūnga, ka mahi i ia pūrere.

He Optical Flow (Speed Warp) a DaVinci Resolve Studio ($295) — he āhuatanga pai, engari i muri i tētahi raina ā-Studio me tētahi rārangi wā katoa o te kaupapa. Mō tētahi-kore-kore e āhei ana ki te whakatū i te whakatū, he tere ake te huarahi karatere i konei.

Kāore. Ka tangohia te pūtake i muri i te whakarārangitanga. E noho ana te MP4 huaputa i runga i tātau CDN mō ngā wā 24 (7 rā mō ngā kaiwhakaari utu).

He. POST te wāhanga maha ki /v1/video/speed/ me te `file`, `speed` (0.1-4.0), `interpolate` (pono/kore), `target_fps` (24-120). Ko te whakahua i mua: GET /v1/video/speed-quote/?duration=SECS&speed=0.25&interpolate=true. Ka hoki te output_duration ki te taha o te tohu. Snippets i te /api/.

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