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            "License :: OSI Approved :: zlib/libpng License",
            "Programming Language :: Cython",
            "Programming Language :: Python",
            "Programming Language :: Python :: 3",
            "Programming Language :: Python :: 3.4",
            "Programming Language :: Python :: 3.5",
            "Programming Language :: Python :: 3.6",
            "Programming Language :: Python :: 3.7",
            "Programming Language :: Python :: 3.8",
            "Topic :: Multimedia :: Graphics"
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        "description": "# ASTC_Codec\nAn ASTC decoder for PIL.\n\nThe decoder uses [Google/astc-codec](https://github.com/google/astc-codec) to decompress the data.\n\n\n## Installation\n- Cython required\n### PIP\n```\npip install astc_codec\n```\n### Manual\n```cmd\npython setup.py install\n```\n\n\n## Usage\n### valid block_sizes\n\n|block size | footprint | footprint id |\n|---|---|---|\n| (4, 4) | k4x4 | 0 |\n| (5, 4) | k5x4 | 1 |\n| (5, 5) | k5x5 | 2 |\n| (6, 5) | k6x5 | 3 |\n| (6, 6) | k6x6 | 4 |\n| (8, 5) | k8x5 | 5 |\n| (8, 6) | k8x6 | 6 |\n| (10, 5) | k10x5 | 7 |\n| (10, 6) | k10x6 | 8 |\n| (8, 8) | k8x8 | 9 |\n| (10, 8) | k10x8 | 10 |\n| (10, 10) | k10x10 | 11 |\n| (12, 10) | k12x10 | 12 |\n| (12, 12) | k12x12 | 13 |\n\n### PIL.Image decoder\n```python\nfrom PIL import Image\nimport astc_codec \n#needs to be imported once in the active code, so that the codec can register itself\n\nraw_astc_image_data : bytes\nblock_size = (int, int) # see valid block_sizes\nimg = Image.frombytes('RGBA', size, raw_astc_image_data, 'astc', block_size)\n```\n\n### raw decoder\n```python\nfrom astc_codec import decompress_astc, ASTCDecompressToRGBA\n\n# ASTC to RGBA\nrgba_data = decompress_astc(astc_data : bytes, block_size : (int, int), width : int, height : int)\n\n# ASTC to RGBA, direct mapping to the C++ function\n# footprint = footprint id from valid block_sizes\nrgba_data = ASTCDecompressToRGBA(astc_data : bytes, astc_data_size : int,\n    width : int, height : int, footprint : int, out_buffer_size : int,\n    out_buffer_stride : int)\n```",
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