视频延长
curl --request POST \
--url https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"instances": [
{
"prompt": "Continue this video with a dramatic sunset",
"video": {
"bytesBase64Encoded": "base64编码的视频数据...",
"mimeType": "video/mp4"
}
}
],
"parameters": {
"aspectRatio": "16:9",
"durationSeconds": 8
}
}
'import requests
url = "https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning"
payload = {
"instances": [
{
"prompt": "Continue this video with a dramatic sunset",
"video": {
"bytesBase64Encoded": "base64编码的视频数据...",
"mimeType": "video/mp4"
}
}
],
"parameters": {
"aspectRatio": "16:9",
"durationSeconds": 8
}
}
headers = {
"Authorization": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({
instances: [
{
prompt: 'Continue this video with a dramatic sunset',
video: {bytesBase64Encoded: 'base64编码的视频数据...', mimeType: 'video/mp4'}
}
],
parameters: {aspectRatio: '16:9', durationSeconds: 8}
})
};
fetch('https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning"
payload := strings.NewReader("{\n \"instances\": [\n {\n \"prompt\": \"Continue this video with a dramatic sunset\",\n \"video\": {\n \"bytesBase64Encoded\": \"base64编码的视频数据...\",\n \"mimeType\": \"video/mp4\"\n }\n }\n ],\n \"parameters\": {\n \"aspectRatio\": \"16:9\",\n \"durationSeconds\": 8\n }\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning")
.header("Authorization", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"instances\": [\n {\n \"prompt\": \"Continue this video with a dramatic sunset\",\n \"video\": {\n \"bytesBase64Encoded\": \"base64编码的视频数据...\",\n \"mimeType\": \"video/mp4\"\n }\n }\n ],\n \"parameters\": {\n \"aspectRatio\": \"16:9\",\n \"durationSeconds\": 8\n }\n}")
.asString();{
"id": "<string>",
"status": "<string>",
"model": "<string>"
}实际路径: /vertex/v1/publishers/google/models/:predictLongRunning
根据 Google 官方文档,Veo 3.1 支持视频延长功能。以下是关键信息: 视频延长功能支持 功能 Veo 3.1 Veo 3 Veo 2 视频延长 ✅ 支持 ❌ 不支持 ❌ 不支持 延长限制 每次延长时长:7 秒 最大延长次数:20 次 视频时长上限:141 秒(如截图所示) 扩展后最长总时长:148 秒 输入视频要求 来源:必须是 Veo 生成的视频(不能延长其他来源的视频) 宽高比:9:16 或 16:9 分辨率:仅限 720p 视频存储:生成后 2 天内有效,延长操作会重置计时器
POST
https://api.maxapi.ai
/
vertex
/
v1
/
publishers
/
google
/
models
/
{model}
:predictLongRunning
视频延长
curl --request POST \
--url https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"instances": [
{
"prompt": "Continue this video with a dramatic sunset",
"video": {
"bytesBase64Encoded": "base64编码的视频数据...",
"mimeType": "video/mp4"
}
}
],
"parameters": {
"aspectRatio": "16:9",
"durationSeconds": 8
}
}
'import requests
url = "https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning"
payload = {
"instances": [
{
"prompt": "Continue this video with a dramatic sunset",
"video": {
"bytesBase64Encoded": "base64编码的视频数据...",
"mimeType": "video/mp4"
}
}
],
"parameters": {
"aspectRatio": "16:9",
"durationSeconds": 8
}
}
headers = {
"Authorization": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({
instances: [
{
prompt: 'Continue this video with a dramatic sunset',
video: {bytesBase64Encoded: 'base64编码的视频数据...', mimeType: 'video/mp4'}
}
],
parameters: {aspectRatio: '16:9', durationSeconds: 8}
})
};
fetch('https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning"
payload := strings.NewReader("{\n \"instances\": [\n {\n \"prompt\": \"Continue this video with a dramatic sunset\",\n \"video\": {\n \"bytesBase64Encoded\": \"base64编码的视频数据...\",\n \"mimeType\": \"video/mp4\"\n }\n }\n ],\n \"parameters\": {\n \"aspectRatio\": \"16:9\",\n \"durationSeconds\": 8\n }\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "<api-key>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.maxapi.ai/vertex/v1/publishers/google/models/{model}:predictLongRunning")
.header("Authorization", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"instances\": [\n {\n \"prompt\": \"Continue this video with a dramatic sunset\",\n \"video\": {\n \"bytesBase64Encoded\": \"base64编码的视频数据...\",\n \"mimeType\": \"video/mp4\"\n }\n }\n ],\n \"parameters\": {\n \"aspectRatio\": \"16:9\",\n \"durationSeconds\": 8\n }\n}")
.asString();{
"id": "<string>",
"status": "<string>",
"model": "<string>"
}授权
格式: Bearer {api_key}
路径参数
请求体
application/json