61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
# Copyright (c) 2023, Shukant Pal and Contributors
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# SPDX-License-Identifier: Apache-2.0
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from pyktx import *
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from tempfile import NamedTemporaryFile
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from test_config import __test_images__
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import os
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import unittest
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class TestKtxTexture1(unittest.TestCase):
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def test_create_from_named_file(self):
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test_ktx_file = os.path.join(__test_images__, 'etc1.ktx')
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texture = KtxTexture1.create_from_named_file(test_ktx_file)
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self.assertEqual(texture.gl_internalformat, GlInternalformat.ETC1_RGB8_OES)
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self.assertFalse(texture.is_array)
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self.assertFalse(texture.generate_mipmaps)
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self.assertEqual(texture.num_levels, 1)
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def test_write_to_named_file(self):
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test_ktx_file = os.path.join(__test_images__, 'etc2-rgb.ktx')
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copy_file = NamedTemporaryFile(delete=False)
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copy_file.close()
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texture = KtxTexture1.create_from_named_file(test_ktx_file, KtxTextureCreateFlagBits.LOAD_IMAGE_DATA_BIT)
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texture.write_to_named_file(copy_file.name)
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with open(test_ktx_file, 'rb') as original, open(copy_file.name, 'rb') as copy:
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self.assertEqual(original.read(), copy.read())
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os.unlink(copy_file.name)
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def test_write_to_memory(self):
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test_ktx_file = os.path.join(__test_images__, 'etc2-rgba1.ktx')
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texture = KtxTexture1.create_from_named_file(test_ktx_file, KtxTextureCreateFlagBits.LOAD_IMAGE_DATA_BIT)
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texture_bytes = texture.write_to_memory()
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with open(test_ktx_file, 'rb') as original:
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self.assertEqual(original.read(), texture_bytes)
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def test_get_data(self):
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test_ktx_file = os.path.join(__test_images__, 'etc2-rgba1.ktx')
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texture = KtxTexture1.create_from_named_file(test_ktx_file, KtxTextureCreateFlagBits.LOAD_IMAGE_DATA_BIT)
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data = texture.data()
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with open(test_ktx_file, 'rb') as file:
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level_0_size = texture.image_size(0)
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self.assertEqual(file.read()[-level_0_size:], data[:])
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def test_create(self):
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info = KtxTextureCreateInfo(
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gl_internal_format=GlInternalformat.COMPRESSED_RGBA_ASTC_4x4_KHR,
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base_width=10,
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base_height=10,
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base_depth=1)
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texture = KtxTexture1.create(info, KtxTextureCreateStorage.ALLOC)
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texture.set_image_from_memory(0, 0, 0, bytes(texture.data_size))
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