fix: neutralize scale adjust coordinate prompt
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f5a318beef
@ -1207,7 +1207,7 @@ function buildScaleAdjustAnnotationSvg(params: {
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const actionLabel = isShrink ? "SHRINK" : isEnlarge ? "ENLARGE" : "MOVE";
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const scaleLabel = `${actionLabel} ${widthFactor.toFixed(2)}W ${heightFactor.toFixed(2)}H`;
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const instructionLabel = isShrink
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? "OLD OUTSIDE = BACKGROUND"
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? "OLD OUTSIDE -> BG"
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: isEnlarge
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? "TARGET = FINAL FOOTPRINT"
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: "FINAL SUBJECT CENTER";
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@ -1351,7 +1351,7 @@ function buildScaleAdjustZoomedCoordinateSvg(params: {
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${label(`OLD ${region.index}`, sourceBox.left, sourceBox.top - labelHeight - strokeWidth, sourceColor)}
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${label(`TARGET ${region.index}`, targetBox.left, targetBox.top + strokeWidth, targetColor)}
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${label(scaleLabel, targetBox.left, targetBox.top + targetBox.height + strokeWidth * 2, helperColor)}
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${label("OLD OUTSIDE = BACKGROUND", sourceBox.left, sourceBox.top + sourceBox.height + strokeWidth * 4 + labelHeight, helperColor)}
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${label("OLD OUTSIDE -> BG", sourceBox.left, sourceBox.top + sourceBox.height + strokeWidth * 4 + labelHeight, helperColor)}
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`;
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})
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.join("");
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@ -1471,7 +1471,7 @@ function buildScaleAdjustPrompt(
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"这是一项局部主体比例 inpaint/edit 任务，不是整图缩放、整图裁切或重新构图任务。",
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sourceSizeLine,
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"输入图片1是原始干净图，也是最终输出必须继承的唯一画面基底。除目标主体尺寸变化与必要背景补全外，输入图片1中的文字、Logo、装饰、排版、背景、光线、构图边界和所有未选区域必须保持不变。",
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"输入图片2是一张与输入图片1尺寸和画幅完全相同的完整画面编辑意图图，不是输出底图。它保留原图完整画幅作为稳定参考，并把源框旧主体占位强淡化为“这里的原尺寸主体需要消失并自然修复”的指令；同时把同一目标主体粗略缩放后放在用户希望的最终位置和大小。请只读取目标主体的最终视觉占位、中心位置和原画幅关系；输入图片2里被淡化的旧主体不能表示最终还要保留原尺寸主体。不得学习、复刻或输出淡化痕迹、阴影占位、矩形裁切边缘、拼接痕迹或参考图粗糙画质。",
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"输入图片2是一张与输入图片1尺寸和画幅完全相同的完整画面编辑意图图，不是输出底图。它保留原图完整画幅作为稳定参考，并把源框旧主体占位强淡化为“这里的原尺寸主体需要被目标尺寸替换并自然修复背景”的指令；同时把同一目标主体粗略缩放后放在用户希望的最终位置和大小。请只读取目标主体的最终视觉占位、中心位置和原画幅关系；输入图片2里被淡化的旧主体不能表示最终还要保留原尺寸主体。不得学习、复刻或输出淡化痕迹、阴影占位、矩形裁切边缘、拼接痕迹或参考图粗糙画质。",
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cropLines
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? `输入图片3及之后是框选区域的干净局部裁切参考图，作用是帮助你确认“要缩放的是哪个主体”。这些裁切图不是输出底图，不得被整体放大、贴回或覆盖到原图上。\n${cropLines}`
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: "",
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@ -1483,13 +1483,13 @@ function buildScaleAdjustPrompt(
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"请不要生成任何彩色框、矩形边框、箭头、连线、角点、编号圆点、提示词气泡、标注文字、UI 控件或半透明色块。",
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"请同时使用下方每个区域的源框/目标框像素坐标和输入图片2的目标布局参考来理解目标占位。坐标和参考图只用于指导主体位置和大小，不是要求把某个矩形图块缩放后贴回。",
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"",
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"任务：先在输入图片1中识别源框范围内最主要、可独立调整的主体物体，再只对这个“主体物体”做局部比例调整。调整后的主体大小和位置必须接近目标框表示的视觉占位；如果输出看起来和原图一样，就是失败。",
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"任务：先在输入图片1中识别源框范围内最主要、可独立调整的主体物体，再只对这个“主体物体”做局部比例调整。调整后的主体大小和位置必须接近目标框表示的视觉占位；不接受看起来和原图几乎相同的输出。",
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regionLines,
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"",
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"关键要求：",
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"1. 只调整目标主体物体本身的整体视觉比例，不得保留原尺寸；主体轮廓宽度和高度必须同步等比变化，宽高比必须与原主体一致，不能为了贴合目标框而拉宽、压窄、拉高或压扁。",
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"2. 严禁把整个矩形框选区域、输入图片1整张图或任意裁切图当成图片块整体缩放、平移、复制、裁切或贴回；最终画面不得出现矩形拼接边缘、色差硬边、补丁感、裁切线或局部贴片痕迹。",
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"2.1 严禁把输入图片1整张图整体放大、缩小、裁切或重新构图；如果画面中的标题、Logo、页面文字、边框、窗框、背景家具或非目标主体发生整体位移/缩放/消失，必须视为失败并重新生成。请把这些元素当作像素锚点，它们的位置和比例不能跟着目标主体变化。",
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"2.1 严禁把输入图片1整张图整体放大、缩小、裁切或重新构图；画面中的标题、Logo、页面文字、边框、窗框、背景家具或非目标主体必须作为像素锚点保持原位置和原比例，不能跟着目标主体变化。",
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"3. 如果输入图片2中的目标框明显小于源框，目标主体应自然变小，主体缩小后露出的背景、桌面、墙面、阴影、纹理和透视必须被重新生成并无缝补全，选区内应出现明显新增留白或背景。",
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"4. 如果输入图片2中的目标框明显大于源框，目标主体应自然变大；允许主体自然超出用户手画的原始源框，使用周围真实背景完成边缘、阴影和遮挡衔接。宽度和高度都要同步变大，不能出现“高度变高但宽度变窄”的非等比变形；主体边缘与遮挡关系要合理，不能产生突兀裁切。",
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"5. 如果目标框中心与源框中心不同，允许主体同步移动到目标框中心附近；如果主体靠近画布边界导致目标空间不足，请用能完整放入画面的最大统一倍率整体调整，绝不能为了塞进画面而只压缩宽度或只拉伸高度。",
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@ -1544,7 +1544,7 @@ function buildScaleAdjustCoordinatePrompt(
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cropIndex >= 0
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? ` Input image ${cropIndex + 3} is a clean crop reference for this same furniture identity and silhouette; use it only to recognize the subject, never paste it, and do not preserve its old size.`
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: "";
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return `Region ${region.index}: OLD search box in input 1 left=${region.pixelRect.left}, top=${region.pixelRect.top}, right=${sourceRight}, bottom=${sourceBottom}, width=${region.pixelRect.width}, height=${region.pixelRect.height}; TARGET final visual footprint left=${targetPixelRect.left}, top=${targetPixelRect.top}, right=${targetRight}, bottom=${targetBottom}, width=${targetPixelRect.width}, height=${targetPixelRect.height}; target scale is ${widthFactor.toFixed(2)}x width and ${heightFactor.toFixed(2)}x height. Main action: ${scaleDirection}. The final furniture silhouette must clearly leave the OLD footprint edges and align much closer to TARGET than OLD; returning an almost unchanged furniture footprint is invalid. ${footprintRule}${cropNote}`;
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return `Region ${region.index}: OLD search box in input 1 left=${region.pixelRect.left}, top=${region.pixelRect.top}, right=${sourceRight}, bottom=${sourceBottom}, width=${region.pixelRect.width}, height=${region.pixelRect.height}; TARGET final visual footprint left=${targetPixelRect.left}, top=${targetPixelRect.top}, right=${targetRight}, bottom=${targetBottom}, width=${targetPixelRect.width}, height=${targetPixelRect.height}; target scale is ${widthFactor.toFixed(2)}x width and ${heightFactor.toFixed(2)}x height. Main action: ${scaleDirection}. The final furniture silhouette must clearly leave the OLD footprint edges and align much closer to TARGET than OLD; returning an almost unchanged furniture footprint is not acceptable. ${footprintRule}${cropNote}`;
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})
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.join("\n");
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const cropLines = cropReferences
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@ -1556,11 +1556,11 @@ function buildScaleAdjustCoordinatePrompt(
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return [
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"Local furniture scale edit. Use input image 1 as the clean original photo and the locked camera frame.",
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"One-shot cost constraint: solve this in the first generation. Do not rely on later retries or alternate candidates; an unchanged result wastes the request and is invalid.",
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"中文硬约束：只调整 OLD 框中的主要家具主体。TARGET 框是最终占位；如果是缩小，OLD 框里超出 TARGET 的旧家具必须消失并补成自然背景；如果是放大，同一件家具必须明显变大。禁止整图缩放、整图裁切、整图重绘。",
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"一次成功硬约束：不要保守返回原尺寸。目标家具的可见轮廓必须明显从 OLD 原始占位变到 TARGET 占位；如果最终看起来和原图一样，就是失败。",
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"One-shot cost constraint: produce the requested edit in this generation without relying on later retries or alternate candidates; an unchanged result is not acceptable.",
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"中文硬约束：只调整 OLD 框中的主要家具主体。TARGET 框是最终占位；如果是缩小，OLD 框里超出 TARGET 的旧家具占位必须改为自然背景；如果是放大，同一件家具必须明显变大。禁止整图缩放、整图裁切、整图重绘。",
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"一次成功硬约束：不要保守返回原尺寸。目标家具的可见轮廓必须明显从 OLD 原始占位变到 TARGET 占位；不接受看起来和原图几乎相同的结果。",
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`Return one seamless realistic photo with the same frame and pixel size as input image 1: ${sourceSize.width} x ${sourceSize.height} px.`,
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"Input image 2 is a zoomed neutral coordinate instruction map, not a photo and not output content. It enlarges the OLD and TARGET boxes so their relative scale is easy to read; use the numeric pixel coordinates below for the exact absolute position in input image 1. The OLD box/label locates the current furniture; the TARGET box/label gives the required final footprint, center, and scale factor. If the map says OLD OUTSIDE = BACKGROUND, the old full-size furniture outside TARGET must disappear and be healed as natural background in the final photo. Read the boxes, labels, arrows, and scale text only as instructions; never output any map graphics.",
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"Input image 2 is a zoomed neutral coordinate instruction map, not a photo and not output content. It enlarges the OLD and TARGET boxes so their relative scale is easy to read; use the numeric pixel coordinates below for the exact absolute position in input image 1. The OLD box/label locates the current furniture; the TARGET box/label gives the required final footprint, center, and scale factor. If the map says OLD OUTSIDE -> BG, rebuild the old full-size furniture area outside TARGET as natural background in the final photo. Read the boxes, labels, arrows, and scale text only as instructions; never output any map graphics.",
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cropLines ? `${cropLines}` : "",
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"",
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"Task:",
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@ -1569,9 +1569,9 @@ function buildScaleAdjustCoordinatePrompt(
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"If an OLD box contains more than one object, choose the dominant furniture/product inside that box, usually the largest or most central movable item. Keep adjacent lamps, plants, side tables, pillows, wall decor, windows, text, and background objects at their original size unless they are clearly part of the same furniture subject.",
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"Keep the furniture identity, material, perspective, objects on top, and natural aspect ratio from input image 1. Do not create a second copy or extra parts. Do not preserve the original furniture size just because the scene looks realistic; the user explicitly wants a visible scale change.",
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"For beds, sofas, tables, chairs, cabinets, benches, and other large furniture, still perform the scale edit on that furniture. Do not treat large furniture as locked architecture.",
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"If the target is smaller, the furniture must visibly become smaller and be mostly contained by the TARGET footprint. The OLD area outside the TARGET footprint must no longer contain the full-size furniture; naturally heal newly exposed floor, rug, wall, bedding, shadows, and background. If the target is larger, enlarge the same furniture naturally without stretching it.",
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"缩小时请优先让目标家具明显缩小，而不是为了保守而保持原样。原尺寸保留、只轻微变形、或只改变整张图构图都算失败。",
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"Never keep the selected furniture at its original footprint. If the edited furniture still fills the OLD rectangle instead of the TARGET rectangle, the result is invalid.",
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"If the target is smaller, the furniture must visibly become smaller and be mostly contained by the TARGET footprint. Rebuild the OLD area outside the TARGET footprint as newly exposed floor, rug, wall, bedding, shadows, and background. If the target is larger, enlarge the same furniture naturally without stretching it.",
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"缩小时请优先让目标家具明显缩小，而不是为了保守而保持原样。不接受原尺寸保留、只轻微变形、或只改变整张图构图。",
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"Do not keep the selected furniture at its original footprint. The edited furniture should fit the TARGET rectangle much better than the OLD rectangle.",
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"",
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"Region requirements:",
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regionLines,
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@ -1588,8 +1588,8 @@ function buildScaleAdjustCoordinateSystemPrompt() {
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"Input image 1 is the only final photo base. Input image 2 is a zoomed neutral coordinate instruction map, not a photo layer.",
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"Follow both English and Chinese instructions. The Chinese lines are hard constraints for avoiding unchanged furniture and full-canvas zoom.",
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"Generate a clean realistic final photo by editing the target furniture itself and naturally rebuilding only the tiny surrounding background that becomes visible.",
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"Prefer a clear visible size change over a conservative unchanged result; unchanged furniture is a failed edit.",
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"When shrinking, remove the old full-size furniture footprint outside the target footprint and heal it as natural background. Large furniture is editable and must not remain locked at original size.",
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"Prefer a clear visible size change over a conservative unchanged result; unchanged furniture is not acceptable.",
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"When shrinking, rebuild the old full-size furniture footprint outside the target footprint as natural background. Large furniture is editable and must not remain locked at original size.",
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"Do not paste, composite, clone, crop, resize, or copy rectangular image patches from any input.",
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"Never output guide artifacts from the edit map: no faded wash, placeholder shadow, overlay patch, rough crop rectangle, lines, labels, blocks, seams, rectangular borders, arrows, masks, UI marks, or annotations.",
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"Keep the camera frame, lighting, wall, floor, rug, windows, background furniture, text, logos, and all non-target regions stable.",
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@ -1947,7 +1947,7 @@ export async function POST(request: NextRequest) {
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isScaleAdjustOperation
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? useScaleAdjustCoordinateGuide
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? scaleAdjustCoordinateNegativePrompt
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: "彩色框、蓝色边框、绿色边框、红色边框、橙色边框、矩形框、箭头、连线、角点、编号圆点、提示词气泡、标注文字、UI 控件、半透明色块、蓝色色块、色条、灰底坐标图、目标占位叠图、淡化痕迹、选区边框、白边、画幅压扁、画面拉伸、整张图缩放、全图放大、全图裁切、全图平移、整体重绘、删除文字、清理文字、改写文字、文字模糊、Logo消失、主体拉伸、主体压扁、主体变窄、主体变高但变窄、横向挤压、纵向拉伸、透视变形、矩形贴片、硬边、拼接线、补丁感、局部裁切、色差边缘、背景断裂、背景错位、窗框错位、文字错位、地毯纹理错位、非主体背景重绘、主体未缩放、整块框选区域缩放"
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: "彩色框、蓝色边框、绿色边框、红色边框、橙色边框、矩形框、箭头、连线、角点、编号圆点、提示词气泡、标注文字、UI 控件、半透明色块、蓝色色块、色条、灰底坐标图、目标占位叠图、淡化痕迹、选区边框、白边、画幅压扁、画面拉伸、整张图缩放、全图放大、全图裁切、全图平移、文字位置变化、文字内容变化、文字模糊、Logo位置变化、主体拉伸、主体压扁、主体变窄、主体变高但变窄、横向挤压、纵向拉伸、透视变形、矩形贴片、硬边、拼接线、补丁感、局部裁切、色差边缘、背景断裂、背景错位、窗框错位、文字错位、地毯纹理错位、非主体背景重绘、主体未缩放、整块框选区域缩放"
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: "彩色框、蓝色边框、绿色边框、红色边框、橙色边框、矩形框、编号圆点、提示词气泡、标注文字、UI 控件、半透明色块、选区边框、白边、画幅压扁、画面拉伸、主体截断、动物截断、缺头、缺尾巴、缺四肢、贴边裁切、矩形贴片、硬边、拼接线、补丁感、色差边缘、背景错位、地面纹理断裂、椅脚错位",
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prompt,
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promptExtend: false,
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