1M以上的图片将会被压缩之后上传

 import { TURBO_DIFFUSION_API_URL } from '../constants';
 import { VideoStatus } from '../types';
 
+const compressImage = async (file: File): Promise<File> => {
+  return new Promise((resolve, reject) => {
+    const reader = new FileReader();
+    reader.readAsDataURL(file);
+    reader.onload = (event) => {
+      const img = new Image();
+      img.src = event.target?.result as string;
+      img.onload = () => {
+        const canvas = document.createElement('canvas');
+        let width = img.width;
+        let height = img.height;
+        const MAX_SIZE = 1024;
+
+        if (width > height) {
+          if (width > MAX_SIZE) {
+            height *= MAX_SIZE / width;
+            width = MAX_SIZE;
+          }
+        } else {
+          if (height > MAX_SIZE) {
+            width *= MAX_SIZE / height;
+            height = MAX_SIZE;
+          }
+        }
+
+        canvas.width = width;
+        canvas.height = height;
+        const ctx = canvas.getContext('2d');
+        ctx?.drawImage(img, 0, 0, width, height);
+
+        canvas.toBlob((blob) => {
+          if (blob) {
+            const compressedFile = new File([blob], file.name, {
+              type: 'image/jpeg',
+              lastModified: Date.now(),
+            });
+            resolve(compressedFile);
+          } else {
+            reject(new Error('Canvas is empty'));
+          }
+        }, 'image/jpeg', 0.85);
+      };
+      img.onerror = (error) => reject(error);
+    };
+    reader.onerror = (error) => reject(error);
+  });
+};
+
 /**
  * Submits a video generation job to the backend.
  * @returns The task ID for the submitted job.
  */
 export const submitVideoJob = async (prompt: string, image: File, authorId: string, seed: number): Promise<string> => {
+  let finalImage = image;
+  if (image.size > 1024 * 1024) {
+      finalImage = await compressImage(image);
+  }
+  
   const formData = new FormData();
   formData.append('prompt', prompt);
-  formData.append('image', image, image.name);
+  formData.append('image', finalImage, finalImage.name);
   formData.append('author_id', authorId);
   formData.append('seed', seed.toString());
 
@@ -44,7 +97,10 @@ export const pollVideoStatus = (
       try {
         const res = await fetch(`${TURBO_DIFFUSION_API_URL}/status/${taskId}`);
         if (!res.ok) {
-          // Stop polling on HTTP error
+          if (res.status === 502 || res.status === 504) {
+            console.warn(`Gateway timeout (${res.status}), retrying poll...`);
+            return;
+          }
           clearInterval(interval);
           reject(new Error(`HTTP error! status: ${res.status}`));
           return;