https://latentbay.com/how-to/white-canvas-guide https://latentbay.com/media/tutorials/ecommerce-white-canvas/cover.webp Fit any product into a white marketplace frame without cropping Portrait, square and landscape shots all need the same clean square canvas. Learn a fit-and-pad workflow that keeps the whole product and adds a real safe margin. https://latentbay.com/media/tutorials/white-canvas-guide/demo.mp4 2026-10-26T00:00:00.000Z 62 yes no https://latentbay.com/zh/how-to/white-canvas-guide https://latentbay.com/media/tutorials/ecommerce-white-canvas/cover.webp 任意比例商品图，如何完整放进白底画框不裁剪 竖图、方图、横图最终都要进同一个方形画布。学会用“等比缩放 + 居中补白”保留完整商品，并留出真正的安全边距。 https://latentbay.com/media/tutorials/white-canvas-guide/demo.mp4 2026-10-26T00:00:00.000Z 62 yes no https://latentbay.com/how-to/ecommerce-background-swap-guide https://latentbay.com/media/tutorials/ecommerce-product-background/poster.webp FLUX.1 schnell product scenes without regenerating the product Generate the set, composite the real product, and ground it with a contact shadow. A clean-room workflow that keeps packaging text and logos pixel-identical. https://latentbay.com/media/tutorials/ecommerce-background-swap-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/zh/how-to/ecommerce-background-swap-guide https://latentbay.com/media/tutorials/ecommerce-product-background/poster.webp 用 FLUX.1 schnell 做产品场景，但不重画产品 生成环境、合成真实产品，再用接触阴影落地。包装文字和 Logo 保持像素不变。 https://latentbay.com/media/tutorials/ecommerce-background-swap-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/how-to/product-relight-guide https://latentbay.com/media/tutorials/ecommerce-product-relight/poster.webp Product relight: matching a cutout to the scene light A low-denoise FLUX.1 schnell pass masked by the product alpha, with the original alpha reattached. Where the safe range is, and when not to use it. https://latentbay.com/media/tutorials/product-relight-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/zh/how-to/product-relight-guide https://latentbay.com/media/tutorials/ecommerce-product-relight/poster.webp 产品补光：让抠图产品贴合场景光向 用产品 alpha 遮罩做低降噪 FLUX.1 schnell 重绘，再套回原 alpha。安全区间在哪，什么时候不该用。 https://latentbay.com/media/tutorials/product-relight-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/how-to/contact-sheet-guide https://latentbay.com/media/tutorials/ecommerce-contact-sheet/cover.webp Build a 2×2 or 3×3 product grid in ComfyUI, evenly spaced A detail-page grid should be a template, not a manual alignment job. Learn a core-node layout that keeps every tile the same size with clean white gaps. https://latentbay.com/media/tutorials/contact-sheet-guide/demo.mp4 2026-10-26T00:00:00.000Z 63 yes no https://latentbay.com/zh/how-to/contact-sheet-guide https://latentbay.com/media/tutorials/ecommerce-contact-sheet/cover.webp 在 ComfyUI 里做 2×2 / 3×3 商品拼图，间距一次对齐 详情页拼图不该靠手工对齐。用纯核心节点做固定模板，每一格大小一致、留白统一。 https://latentbay.com/media/tutorials/contact-sheet-guide/demo.mp4 2026-10-26T00:00:00.000Z 63 yes no https://latentbay.com/how-to/contact-shadow-guide https://latentbay.com/media/tutorials/ecommerce-contact-shadow/poster.webp Grounded contact shadows in ComfyUI without Photoshop A clean cutout can still look pasted. Learn how to derive a believable contact shadow from the product alpha, and which preset fits which surface. https://latentbay.com/media/tutorials/contact-shadow-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/zh/how-to/contact-shadow-guide https://latentbay.com/media/tutorials/ecommerce-contact-shadow/poster.webp 不用 Photoshop：在 ComfyUI 里做落地接触阴影 抠图很干净，合成后还是一眼假？从产品 alpha 生成可信的接触阴影，并学会按台面选预设。 https://latentbay.com/media/tutorials/contact-shadow-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/how-to/batch-product-scenes-guide https://latentbay.com/media/tutorials/ecommerce-scene-batch/poster.webp Four product scenes in one FLUX.1 schnell run One product anchor, four prompts, one job. How to keep light direction and product scale consistent across a set of listing images. https://latentbay.com/media/tutorials/batch-product-scenes-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/zh/how-to/batch-product-scenes-guide https://latentbay.com/media/tutorials/ecommerce-scene-batch/poster.webp 一次 FLUX.1 schnell 任务生成四张产品场景 一个产品锚点、四个提示词、一个任务。让一组上架图的光向和产品比例保持一致。 https://latentbay.com/media/tutorials/batch-product-scenes-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/how-to/marketplace-crops-guide https://latentbay.com/media/tutorials/ecommerce-marketplace-crops/poster.webp One product photo, six marketplace crops: Amazon, Etsy, Shopify and OG A practical crop workflow for product listing images: the six ratios that matter, how to keep safe margins, and why a plain resize fails. https://latentbay.com/media/tutorials/marketplace-crops-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no https://latentbay.com/zh/how-to/marketplace-crops-guide https://latentbay.com/media/tutorials/ecommerce-marketplace-crops/poster.webp 一张产品图，六个平台尺寸：Amazon、Etsy、Shopify 与 OG 产品上架图的实用裁剪流程：六个关键比例、怎么留安全边距，以及为什么直接缩放会翻车。 https://latentbay.com/media/tutorials/marketplace-crops-guide/demo.mp4 2026-10-26T00:00:00.000Z 70 yes no