File size: 2,698 Bytes
56283ad | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | import uvicorn
from fastapi import FastAPI, File, UploadFile, Form, HTTPException
from fastapi.responses import FileResponse
from fastapi.staticfiles import StaticFiles
from typing import Optional
import services.vertex_service as vertex_service
import services.video_service as video_service
import os
app = FastAPI()
@app.post("/api/generate_video")
async def generate_video(
api_key: str = Form(...),
prompt: str = Form(...),
negative_prompt: Optional[str] = Form(None),
model: str = Form(...),
aspect_ratio: str = Form(...),
duration: int = Form(...),
resolution: str = Form(...),
sample_count: int = Form(...),
seed: Optional[int] = Form(None),
person_generation: str = Form(...),
generate_audio: bool = Form(...),
enhance_prompt: bool = Form(...),
image: Optional[UploadFile] = File(None),
video: Optional[UploadFile] = File(None),
):
try:
project_id = await vertex_service.get_project_id(api_key)
params = {
"prompt": prompt,
"negativePrompt": negative_prompt,
"model": model,
"aspectRatio": aspect_ratio,
"durationSeconds": duration,
"resolution": resolution,
"sampleCount": sample_count,
"seed": seed,
"personGeneration": person_generation,
"generateAudio": generate_audio,
"enhancePrompt": enhance_prompt,
}
if image:
params["image"] = await image.read()
params["image_mime_type"] = image.content_type
if video:
params["video"] = await video.read()
params["video_mime_type"] = video.content_type
model_id = params["model"]
operation_name = await vertex_service.start_video_generation(project_id, api_key, params)
video_data = await vertex_service.poll_video_status(project_id, model_id, operation_name, api_key)
video_path = await video_service.save_video(video_data)
return {"video_url": f"/api/video/{os.path.basename(video_path)}"}
except Exception as e:
raise HTTPException(status_code=400, detail=str(e))
@app.get("/api/video/{video_id}")
async def get_video(video_id: str):
video_path = os.path.join(video_service.VIDEO_DIR, video_id)
if os.path.exists(video_path):
return FileResponse(video_path)
raise HTTPException(status_code=404, detail="Video not found")
app.mount("/", StaticFiles(directory="../frontend", html=True), name="static")
if __name__ == "__main__":
uvicorn.run(app, host="0.0.0.0", port=8000) |