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Ltx 2.3 Quality · Extend Video

Integrere

Modealla-id ltx-2.3-quality/extend-video
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/ltx-2.3-quality/extend-video?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Fiillat nugo ovdamearka: 0,27 $ 270 API-kreditta du fiillat mihtiduvvojit ovdal vuodjámis Vuodje dán siiddu alde

Oza API-čoavdaga
Lightricks · Video

Dát lea du vuosttaš bohtos

Daga jearaldaga vuolábealde ja vuodje dan iežat API-čoavddain. Boađusat kopierejuvvojit min vurkemii, bisuhuvvojit álo dahje 7 beaivvi nuvttá.

Ráhkat jearaldaga

Kontrollat ráhkaduvvojit modealla skeama vuođul. Koda ja haddi ođasmahttojuvvojit go rievddadat daid.

•gáibiduvvo

Bivdda mii meroštallá video háliduvvon joatkka.

•gáibiduvvo video_url
Luoitte fiilla, dahje

URL mii čujuha videoi mii galgá guhkkiduvvot.

resolution standárda auto

Ráhkaduvvon video-dimenšuvnnat, heivehuvvon 32px ceahkiide — ovdamearkka dihte 1920x1080 šaddá 1888x1056 — ja gáldu skálerejuvvo dáidda dimenšuvnnaide seagujuvvon boađusa várás. Stabiila guhkkideamit sáhttet leat guhkit vuollelis resolušuvnnain ja oaneheabbat alla resolušuvnnain. 'auto' doalahá gáldo dimenšuvnnaid ja govva-gaskavuora nu guhkás go LTX ráddjehusat diktet.

standárda 121

Guhkkidan-rámma-lohku, mii lea ráddjejuvvon stabiila-ráhkadeami bušeahtain resolušuvdna gearddu rámmaid: 24 fps:s sullii 20 sekunda 480p-klássas, 11 sekunda 720p-klássas dahje 5 sekunda 1080p-klássas. Bušeahta badjel mannat jearaldagat máhccet 422; unnidit `num_frames` dahje vállje unnit resolušuvdna. Lohku sisttisdoallá `num_context_frames` rámmaid mat leat gáldos overlappet, nu ahte lasihuvvon guhkkodat lea sullii (`num_frames` - `num_context_frames`) / `frames_per_second` sekunda.

Viiddiduvvon negative_prompt · end_image · extend_direction · video_quality · video_write_mode · num_context_frames · end_image_strength · frames_per_second · video_strength · num_inference_steps · guidance_scale · seed · match_input_fps · enable_prompt_expansion · enable_safety_checker
standárda color distortion, ove...

Negatiiva bivdda mii čilge maid ráhkadeapmi galgá heaittihit.

end_image_url
Luoitte fiilla, dahje

Lassi vuođđorámma-govva mii mearrida guhkkideami ođđa vuosttaš rámma backward-vuohkái dahje loahppa rámma forward-vuohkái.

extend_direction standárda forward

Video-guhkkidanvuohki: 'backward' ráhkada ođđa álggu, 'forward' joatká video loahpa badjel.

video_quality standárda high

Kvalitehta-heivehus mii geavahuvvo boađus-videui.

video_write_mode standárda balanced

Boađusvideo čájehanvuohki.

standárda 25

Gáldo-rámmaid lohku mii bivdojuvvo guhkkidan kontekstii/overlappii, ja mii lea ráddjejuvvon gáldo rámmaid lohku mielde. Lohku sirdá vuollebeliin heivvolaš LTX-gridii 8k+1.

standárda 1

Lassi loahppa-vuođđorámma kondišunerema nanusvuohta: unnideapmi addá modeallii eanet friddjavuođa, muhto 1.0 gáibida dárkilis ovttastahttima.

standárda 24

Boađus-video rámmafrekeansa, meroštallojuvvon rámmaiguin sekunddas.

standárda 1

Gáldo-konteksta kondišunerema nanusvuohta: unnideapmi addá eanet friddjavuođa modeallii. 1.0:s overlappet rámat bissot gáldui čatnasan, mii dahká johtima seammas.

standárda 15

Mearrit man galle inference-ceahki čađahat, gitta 30 rádjái; jus dán ii rievdat, geavahuvvo 15.

standárda 1

Heive classifier-free guidance dán skálain; dan standárdaheivehus ulbmil lea alla kvalitehta ja jođánis ráhkadeapmi.

Sádji, mii dahká ráhkadeami reprodukšuvnnalažžan. None bidjan vállje sádji juhkosiid mielde.

POST /run/ltx-2.3-quality/extend-video?wait=20 haddemearrádus → 0,27 $
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/ltx-2.3-quality/extend-video?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

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Dát lea Ltx 2.3 Quality · Extend Video birra

Guhkáha dálá klippa buvttadettiin ođđa videomateriála, man čuovvu geatnegahtton `prompt`. `extend_direction` lea `forward` joatkkit loahpas dahje `backward` ráhkadit ođđa álggu. `num_context_frames` (9 to 121) mearrida man ollu gáldu gokčá, ja `num_frames` (9 to 481) mearrida oasi guhkkodaga. Eaktodáhtolaš `end_image_url` giddida loahpalaš váldogova, ja `match_input_fps` doalahá gáldu govvaráhta.

Parametterat

Sádde kanonala nama dahje iežas nama, ii goappašiid. Kanonala namat

NammaŠládja StandárdaDohkkehuvvon Govvádus
promptgáibiduvvo
Šládjastring
Bivdda mii meroštallá video háliduvvon joatkka.
video_urlgáibiduvvo video
Šládjaurl · video
URL mii čujuha videoi mii galgá guhkkiduvvot.
extend_directioneaktodáhtolaš
Šládjaenum
Standárdaforward
forwardbackward
Video-guhkkidanvuohki: 'backward' ráhkada ođđa álggu, 'forward' joatká video loahpa badjel.
num_frameseaktodáhtolaš
Šládjainteger
Standárda121
9 – 481
Guhkkidan-rámma-lohku, mii lea ráddjejuvvon stabiila-ráhkadeami bušeahtain resolušuvdna gearddu rámmaid: 24 fps:s sullii 20 sekunda 480p-klássas, 11 sekunda 720p-klássas dahje 5 sekunda 1080p-klássas. Bušeahta badjel mannat jearaldagat máhccet 422; unnidit `num_frames` dahje vállje unnit resolušuvdna. Lohku sisttisdoallá `num_context_frames` rámmaid mat leat gáldos overlappet, nu ahte lasihuvvon guhkkodat lea sullii (`num_frames` - `num_context_frames`) / `frames_per_second` sekunda.
num_context_frameseaktodáhtolaš
Šládjainteger
Standárda25
9 – 121
Gáldo-rámmaid lohku mii bivdojuvvo guhkkidan kontekstii/overlappii, ja mii lea ráddjejuvvon gáldo rámmaid lohku mielde. Lohku sirdá vuollebeliin heivvolaš LTX-gridii 8k+1.
end_image_urleaktodáhtolaš end_image
Šládjaurl · image
Lassi vuođđorámma-govva mii mearrida guhkkideami ođđa vuosttaš rámma backward-vuohkái dahje loahppa rámma forward-vuohkái.
end_image_strengtheaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Lassi loahppa-vuođđorámma kondišunerema nanusvuohta: unnideapmi addá modeallii eanet friddjavuođa, muhto 1.0 gáibida dárkilis ovttastahttima.
resolutioneaktodáhtolaš
Šládjaobject
Standárdaauto
autosquare_hdsquareportrait_4_3portrait_16_9landscape_4_3landscape_16_9
Ráhkaduvvon video-dimenšuvnnat, heivehuvvon 32px ceahkiide — ovdamearkka dihte 1920x1080 šaddá 1888x1056 — ja gáldu skálerejuvvo dáidda dimenšuvnnaide seagujuvvon boađusa várás. Stabiila guhkkideamit sáhttet leat guhkit vuollelis resolušuvnnain ja oaneheabbat alla resolušuvnnain. 'auto' doalahá gáldo dimenšuvnnaid ja govva-gaskavuora nu guhkás go LTX ráddjehusat diktet.
match_input_fpseaktodáhtolaš
Šládjaboolean
Standárdatrue
Boađus-rámmafrekeansa mii aktiverejuvvon heivehuvvo gáldui ja buhttá `frames_per_second`. Gáldo FPS sirdá olleslogui ja ráddjejuvvo doarjjujuvvon gaskaohkui.
frames_per_secondeaktodáhtolaš
Šládjanumber
Standárda24
1 – 60
Boađus-video rámmafrekeansa, meroštallojuvvon rámmaiguin sekunddas.
video_strengtheaktodáhtolaš
Šládjanumber
Standárda1
0 – 1
Gáldo-konteksta kondišunerema nanusvuohta: unnideapmi addá eanet friddjavuođa modeallii. 1.0:s overlappet rámat bissot gáldui čatnasan, mii dahká johtima seammas.
num_inference_stepseaktodáhtolaš
Šládjainteger
Standárda15
8 – 30
Mearrit man galle inference-ceahki čađahat, gitta 30 rádjái; jus dán ii rievdat, geavahuvvo 15.
guidance_scaleeaktodáhtolaš
Šládjanumber
Standárda1
1 – 20
Heive classifier-free guidance dán skálain; dan standárdaheivehus ulbmil lea alla kvalitehta ja jođánis ráhkadeapmi.
generate_audioeaktodáhtolaš
Šládjaboolean
Standárdatrue
Guhkkidan-jietnaga molssaeapmi: apaguvvon lasihuvvon oassi lea jietnagat, muhto gáldo-video jietnaráidu seailluhuvvo. Aktiverejuvvon ráhkada jietnaga guhkkideapmái ja crossfade:a dan gálduin čatnaseami sajis.
negative_prompteaktodáhtolaš
Šládjastring
Standárdacolor distortion, overexposure, static, blurry details, subtitles, style, artwork, painting, frame, still, dim overall tone, worst quality, low quality, JPEG compression artifacts, ugly, mutilated, extra fingers, poorly drawn hands, poorly drawn face, deformed, disfigured, malformed limbs, fused fingers, motionless frame, cluttered background, three legs, crowded background, walking backwards
Negatiiva bivdda mii čilge maid ráhkadeapmi galgá heaittihit.
seedeaktodáhtolaš
Šládjainteger | null
Sádji, mii dahká ráhkadeami reprodukšuvnnalažžan. None bidjan vállje sádji juhkosiid mielde.
enable_prompt_expansioneaktodáhtolaš
Šládjaboolean
Standárdatrue
Stivre leago bivdda viiddideapmi anus.
enable_safety_checkereaktodáhtolaš
Šládjaboolean
Standárdatrue
Stivre bealuštaniskkadeami doaibmama.
video_qualityeaktodáhtolaš
Šládjaenum
Standárdahigh
lowmediumhighmaximum
Kvalitehta-heivehus mii geavahuvvo boađus-videui.
video_write_modeeaktodáhtolaš
Šládjaenum
Standárdabalanced
fastbalancedsmall
Boađusvideo čájehanvuohki.
gáibiduvvo Kanonala namma, maid sáhttá geavahit

Fiilaparametterat váldet almmolaš https:// URL:a, data: URI:a gitta 10 MB, dahje uploada file_url:a. Fiillat

Boađus

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "ltx-2.3-quality/extend-video",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 270,
    "usd": "0.27",
    "charged": 270,
    "refunded": 0
  },
  "input": {
    "prompt": "A red fox trots through fresh snow at sunrise, soft golden light, shallow depth of field",
    "video_url": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  },
  "output": {
    "video": {
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_name": "0-output.mp4",
      "file_size": 1843200
    },
    "seed": 42,
    "prompt": "string"
  },
  "outputs": [
    {
      "type": "video",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_size": 1843200,
      "width": 1280,
      "height": 720,
      "duration": 5,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Du fiillat, du válljenJuohke outputs[].url lea kopia min vurkemis: bisuhuvvo álo (mákso GB-mánu mielde) dahje 7 beaivvi nuvttá, du konto­o heiveheami dahje ?storage= mielde.
Seammá hápmi juohke modeallastype, url, content_type, width, height ja duration, govvii, videoii ja jienai seammá ládje. output lea modealla iežas boađusobjekta.
Outputa giettit
video
object {url, content_type, file_name, file_size}Modealla ráhkadan video.
seed
integerIeš sivaárvu mii geavahuvvo ráhkadeamis.
prompt
stringRáhkadanbivdda, maiddái buot lassáneapmi mii lea dahkkon ovdal geavaheami.

Eanet modeallat: Videos video

AI-agenttaide: dán siidu Markdowna lea dáppe https://doitong.com/se/developers/models/ltx-2.3-quality/extend-video.md. Buot modeallat ja ráđit: https://doitong.com/developers/llms.txt