pip install sprite-pipeline

You download images to a folder

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sp_group --style painting.png -H 100 downloaded/

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You open output.psd, resize layers, fix perspective, patch.

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sp_pack

Congrats! You get packed spritesheet and UV coordinates in .txt

Features

• Foreground extraction
• Light correction
• Style transfer
• PSD building
• Spritesheet packing

CLI args

sp_group

sp_group folder_name/ --style STYLE_IMAGE -W MAX_WIDTH -H MAX_HEIGHT -f STYLE_FORCE -o OUTPUT_PSD

Creates PSD file containing group folder_name where each layer is a processed image with the specified maximum dimensions.

sp_pack

sp_pack psd_file.psd -o OUTPUT_DIR --format SPRITESHEET_IMAGE_FORMAT

For each group in PSD creates packed spritesheet image and UV coordinates file named group_name.fmt and group_name_uvs.txt.

Details

1. BiRefNet to extract foreground
2. RetinexNet to fix lights
3. nst_vgg19 for Neural Style Transfer
4. RealESRGAN_MtG to improve quality
5. OpenCV to other filters and algorithms