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Added dilation parameter to generateMaskAndPadForOutpainting #7260

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Merged
merged 9 commits into from
Aug 19, 2025
+29 −2
Merged

Added dilation parameter to generateMaskAndPadForOutpainting #7260

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a3476c4
Added dilation parameter to generateMaskAndPadForOutpainting
Aug 14, 2025
126bc2f
update PR number
Aug 14, 2025
71fc86e
fix changelog rendering
Aug 14, 2025
6ba17c5
manual overload until next breaking change
Aug 15, 2025
b7e4ceb
remove extraneous overloads
Aug 15, 2025
e6d2cf9
Merge branch 'main' into davidmotson.outpaint_flexibility
davidmotson Aug 15, 2025
9041eeb
Merge branch 'main' into davidmotson.outpaint_flexibility
davidmotson Aug 18, 2025
bd26640
minor bump
Aug 18, 2025
4730448
added newline between methods
Aug 18, 2025
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2 changes: 2 additions & 0 deletions firebase-ai/CHANGELOG.md
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Expand Up @@ -3,6 +3,8 @@
configured.
* [feature] added support for Imagen Editing, including inpainting, outpainting, control, style
transfer, and subject references (#7075)
* [changed] Added a `dilation` parameter to `ImagenMaskReference.generateMaskAndPadForOutpainting`
* (#7260)

# 17.0.0
* [feature] Added support for configuring the "thinking" budget when using Gemini
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2 changes: 2 additions & 0 deletions firebase-ai/api.txt
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Expand Up @@ -698,12 +698,14 @@ package com.google.firebase.ai.type {
@com.google.firebase.ai.type.PublicPreviewAPI public abstract class ImagenMaskReference extends com.google.firebase.ai.type.ImagenReferenceImage {
method public static final java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions);
method public static final java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions, com.google.firebase.ai.type.ImagenImagePlacement newPosition = com.google.firebase.ai.type.ImagenImagePlacement.CENTER);
method public static final java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions, com.google.firebase.ai.type.ImagenImagePlacement newPosition = com.google.firebase.ai.type.ImagenImagePlacement.CENTER, double dilation = 0.01);
field public static final com.google.firebase.ai.type.ImagenMaskReference.Companion Companion;
}

public static final class ImagenMaskReference.Companion {
method public java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions);
method public java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions, com.google.firebase.ai.type.ImagenImagePlacement newPosition = com.google.firebase.ai.type.ImagenImagePlacement.CENTER);
method public java.util.List<com.google.firebase.ai.type.ImagenReferenceImage> generateMaskAndPadForOutpainting(com.google.firebase.ai.type.ImagenInlineImage image, com.google.firebase.ai.type.Dimensions newDimensions, com.google.firebase.ai.type.ImagenImagePlacement newPosition = com.google.firebase.ai.type.ImagenImagePlacement.CENTER, double dilation = 0.01);
}

@com.google.firebase.ai.type.PublicPreviewAPI public final class ImagenPersonFilterLevel {
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4 changes: 3 additions & 1 deletion firebase-ai/src/main/kotlin/com/google/firebase/ai/type/ImagenReferenceImage.kt
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Expand Up @@ -124,13 +124,15 @@ internal constructor(maskConfig: ImagenMaskConfig, image: ImagenInlineImage? = n
* @param newDimensions the new dimensions for outpainting. These new dimensions *must* be more
* than the original image.
* @param newPosition the placement of the original image within the new outpainted image.
* @param dilation the dilation for the outpainting mask. See: [ImagenRawMask].
*/
@JvmOverloads
@JvmStatic
public fun generateMaskAndPadForOutpainting(
image: ImagenInlineImage,
newDimensions: Dimensions,
newPosition: ImagenImagePlacement = ImagenImagePlacement.CENTER,
dilation: Double = 0.01
): List<ImagenReferenceImage> {
val originalBitmap = image.asBitmap()
if (
Expand Down Expand Up @@ -180,7 +182,7 @@ internal constructor(maskConfig: ImagenMaskConfig, image: ImagenInlineImage? = n
newImageCanvas.drawBitmap(originalBitmap, null, normalizedImageRectangle, null)
return listOf(
ImagenRawImage(newImageBitmap.toImagenInlineImage()),
ImagenRawMask(maskBitmap.toImagenInlineImage()),
ImagenRawMask(maskBitmap.toImagenInlineImage(), dilation),
)
}
}
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