H3 Max Reference Video or Image-to-Video: Prepare the Right Input

fal documents separate text-to-video, image-to-video and reference-to-video paths for H3 Max. A written description starts one workflow, a first image anchors another, and multimodal reference inputs belong to the dedicated reference endpoint. Similar names do not make their request formats equivalent.

If your requirement is to supply an existing performance clip as a reference, check for that explicit capability in the chosen product. Pasting a video URL into an image field does not turn image-to-video into motion transfer. Writing a file name in the prompt also does not upload or attach the file.

The current H3 Max Studio FAQ identifies the site's model as H3 Max Turbo served by fal, with text-to-video and image-to-video workflows. The image workflow asks for a public image URL. Its published generation options include 480p and 768p, with purchased credits required.

Treat those product facts separately from a provider page that lists another endpoint or resolution. Before submitting, read the selected mode, duration, resolution and displayed credit requirement. This article is not a promise of free generation or proof that reference-video upload has been enabled on the site.

Define what the clip must accomplish: show a product rotating slightly, animate a portrait with a restrained gesture, or add camera movement to a storyboard. Choose one main action for the first attempt. A short clip is easier to evaluate when it has a clear job.

Name the details that must remain recognizable, such as a product label, face, silhouette or background relationship. Keep those acceptance conditions separate from optional style preferences. If the result is attractive but changes the essential object, it has not satisfied the task.

Use an image you are allowed to process and that clearly shows the subject you want to animate. Check the crop, lighting and important details at the actual file size. If a label or feature is unreadable in the starting image, do not assume that animation will recover it accurately.

Leave appropriate space around the subject for the movement you describe. A tightly cropped hand or object may be difficult to keep visible through a requested gesture. This is a preparation suggestion, not a guarantee of model behavior. Compare the generated clip against the original details before accepting it.

The current tool uses an image URL. Confirm that the value identifies an accessible image, rather than a gallery page, a browser-local file path or a page requiring your login. A preview in your own signed-in browser does not establish that the generation service can retrieve it.

Use a source you control or are authorized to use, and keep it available during the request. Do not make confidential material public just to satisfy the input field. If you cannot provide an appropriate accessible image, choose another suitable workflow instead of repeatedly submitting an unreachable URL.

Start with a short description of the subject's movement, then describe the camera movement if one is required. Finally, identify the details that should stay unchanged. Separating these instructions makes it easier to diagnose whether a disappointing result came from the requested action, framing or preservation.

For example, a product brief can ask for a gentle camera move while keeping the product upright and its visible label unchanged. Avoid stacking several conflicting camera moves into the first attempt. The prompt guides a generative result; it does not create a deterministic animation rig or guarantee exact frame-by-frame preservation.

Select a duration and resolution that the actual interface offers and that are sufficient to judge the basic action. The first useful result is a clip you can inspect against the brief, not simply a successful request submission.

Review the credit amount before confirming generation. Provider-level prices, promotions and capabilities are different from this site's credit system. If your intended task depends on a feature missing from the form, stop that task before spending credits; a longer prompt cannot add an unsupported upload control.

Watch the complete result, including the first and last moments. Check whether the subject remains identifiable, the requested motion occurs, important objects stay present, and the framing fits the destination. Inspect any spoken or visible words separately rather than assuming the visual impression proves their accuracy.

If sound matters, listen to the exported result before publishing. A model's audio capability does not guarantee the exact soundtrack, timing or words your project needs. Keep the visual and audio acceptance checks distinct, and verify that you can obtain the downloadable file required for the next step.

If the camera moves too much, simplify that instruction. If the subject leaves the frame, reconsider the crop and the requested motion. If an important detail changes, make that preservation requirement explicit and assess whether the available workflow can meet it. Record the reason for each retry.

Do not repeatedly submit an identical paid request without learning from the result. A generation error is different from an output you simply do not prefer; check the product's actual failure and credit information before starting again. Preserve the last usable result so a new attempt does not become your only copy.

A request to follow a supplied reference performance is a different problem from animating a first image. If preserving the timing of an existing clip is essential, investigate an explicitly supported reference or motion-transfer workflow and inspect its own constraints before choosing it.

The upstream H3 Max reference endpoint documents reference inputs, but this article does not make them available in H3 Max Studio. Use the current image-to-video tool for the task it exposes. Clear capability boundaries help you spend time and credits on a workflow that can actually satisfy the brief.

Save the starting image source, brief, selected settings, generation date and acceptance notes with the final clip. If you later need another variation, this record gives you a concrete starting point instead of relying on memory.

Measure success by whether the output is useful for its stated purpose. This guide does not promise a particular generation time, conversion outcome or social reach. A complete first task means the inputs were valid, the clip passed the important checks and the file was available for the intended next step.