2. Enter the length of the video (with 24GB of video memory, a 640 can produce a video of about 1 minute, a 960 can produce a video of about 30 seconds, and a 1024 can produce a video of about 20 seconds).
3. Fill in the prompt (roughly describe the video effect you want).
4. Upload images and fill in the corresponding image/video duration.
5. To enable the image effect, you need to turn on the corresponding image effect switch (image 1 is enabled by default).